Hi, I have run: find / -xdev \( -type f -o -type d \) -exec btrfs filesystem defragment -v -- {} + On Ubuntu 13.04 with kernel 3.11 from root recovery shell after remounting rw / This is the dmesg output: [17788.691504] ------------[ cut here ]------------ [17788.691510] ------------[ cut here ]------------ [17788.691538] WARNING: CPU: 1 PID: 2093 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17788.691568] WARNING: CPU: 2 PID: 2095 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17788.691540] Modules linked in: snd_usb_audio [17788.691570] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17788.691641] uvcvideo<4>[17788.691642] CPU: 2 PID: 2095 Comm: btrfs-endio-wri Not tainted 3.11.0-031100-generic #201309021735 [17788.691644] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17788.691645] 000000000000089e ffff88011b091a58 ffffffff81720fca 0000000000001b8b [17788.691650] snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17788.691717] [17788.691717] 0000000000000000 ffff88011b091a98 ffffffff8106534c ffff88011b091a78 [17788.691720] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 0000160000000000 [17788.691722] Call Trace: [17788.691727] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17788.691730] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17788.691732] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17788.691744] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17788.691755] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.691768] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17788.691779] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.691790] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17788.691801] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17788.691812] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.691823] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17788.691834] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17788.691845] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17788.691856] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17788.691867] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17788.691878] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17788.691881] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17788.691884] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.691886] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17788.691888] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.691890] ---[ end trace b632fc27406d343c ]--- [17788.691892] CPU: 1 PID: 2093 Comm: btrfs-endio-wri Not tainted 3.11.0-031100-generic #201309021735 [17788.691894] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17788.691895] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca 0000000000001bd4 [17788.691899] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c ffff8801ba3bfa78 [17788.691901] ffff8801f3c1ae10 0000000000000001 ffff8801056d2dc0 0000160000000000 [17788.691903] Call Trace: [17788.691909] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17788.691912] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17788.691914] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17788.691925] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17788.691937] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.691949] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17788.691960] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.691971] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17788.691982] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17788.691993] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.692004] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17788.692015] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17788.692026] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17788.692037] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17788.692048] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17788.692060] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17788.692063] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17788.692065] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.692067] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17788.692070] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.692071] ---[ end trace b632fc27406d343d ]--- [17788.819780] ------------[ cut here ]------------ [17788.819810] WARNING: CPU: 2 PID: 2095 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17788.819812] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17788.819843] CPU: 2 PID: 2095 Comm: btrfs-endio-wri Tainted: G W 3.11.0-031100-generic #201309021735 [17788.819845] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17788.819846] 000000000000089e ffff88011b091a58 ffffffff81720fca 0000000000003ac9 [17788.819849] 0000000000000000 ffff88011b091a98 ffffffff8106534c ffff88011b091a78 [17788.819850] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 0000160000000000 [17788.819852] Call Trace: [17788.819858] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17788.819862] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17788.819864] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17788.819875] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17788.819886] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.819898] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17788.819909] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.819920] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17788.819931] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17788.819942] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17788.819952] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17788.819964] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17788.819974] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17788.819986] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17788.819997] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17788.820008] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17788.820011] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17788.820013] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.820016] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17788.820018] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17788.820019] ---[ end trace b632fc27406d343e ]--- [17831.109598] ------------[ cut here ]------------ [17831.109627] WARNING: CPU: 1 PID: 2087 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17831.109629] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17831.109660] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G W 3.11.0-031100-generic #201309021735 [17831.109661] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17831.109663] 000000000000089e ffff8801cee7fa58 ffffffff81720fca 00000000000059a5 [17831.109665] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c ffff8801cee7fa78 [17831.109667] ffff8801f3c1a5a0 0000000000000001 ffff88015e95cdc0 0000160000000000 [17831.109669] Call Trace: [17831.109674] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17831.109677] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17831.109679] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17831.109691] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17831.109702] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.109714] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17831.109725] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.109736] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17831.109747] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17831.109758] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.109769] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17831.109780] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17831.109791] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17831.109802] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17831.109813] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17831.109824] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17831.109841] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17831.109843] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17831.109846] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17831.109848] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17831.109849] ---[ end trace b632fc27406d343f ]--- [17831.312062] ------------[ cut here ]------------ [17831.312091] WARNING: CPU: 1 PID: 2087 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17831.312092] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17831.312123] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G W 3.11.0-031100-generic #201309021735 [17831.312125] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17831.312126] 000000000000089e ffff8801cee7fa58 ffffffff81720fca 0000000000005bbf [17831.312129] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c ffff8801cee7fa78 [17831.312130] ffff8801f3c1a5a0 0000000000000001 ffff88010a524a00 0000160000000000 [17831.312133] Call Trace: [17831.312138] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17831.312141] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17831.312143] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17831.312155] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17831.312166] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.312178] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17831.312189] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.312200] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17831.312211] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17831.312222] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17831.312233] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17831.312244] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17831.312255] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17831.312266] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17831.312277] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17831.312288] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17831.312291] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17831.312294] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17831.312296] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17831.312298] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17831.312300] ---[ end trace b632fc27406d3440 ]--- [17838.564043] ------------[ cut here ]------------ [17838.564072] WARNING: CPU: 0 PID: 2093 at /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 [btrfs]() [17838.564073] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci [17838.564104] CPU: 0 PID: 2093 Comm: btrfs-endio-wri Tainted: G W 3.11.0-031100-generic #201309021735 [17838.564106] Hardware name: System manufacturer System Product Name/F1A75-V EVO, BIOS 0702 07/12/2011 [17838.564107] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca 0000000000005dd9 [17838.564109] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c ffff8801ba3bfa78 [17838.564111] ffff8801ebe98ea0 0000000000000001 ffff8801a7919900 0000160000000000 [17838.564113] Call Trace: [17838.564119] [<ffffffff81720fca>] dump_stack+0x46/0x58 [17838.564122] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 [17838.564124] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 [17838.564135] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] [17838.564146] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17838.564158] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] [17838.564169] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17838.564181] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 [btrfs] [17838.564192] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 [btrfs] [17838.564203] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 [btrfs] [17838.564214] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 [btrfs] [17838.564225] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] [17838.564236] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 [btrfs] [17838.564247] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] [17838.564258] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] [17838.564269] [<ffffffffa0334130>] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] [17838.564272] [<ffffffff81088fe0>] kthread+0xc0/0xd0 [17838.564274] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17838.564277] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 [17838.564279] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 [17838.564281] ---[ end trace b632fc27406d3441 ]--- Is there some problem? Regards, Marco L. Crociani -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hello, This bug should have been fixed by Liu Bo, the following patch: Btrfs: fix crash regarding to ulist_add_merge https://git.kernel.org/cgit/linux/kernel/git/josef/btrfs-next.git/commit/?h=for-chris&id=35f0399db6658f465b00893bdd13b992a0acfef0 You can try btrfs-next: git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs-next.git Thanks, Wang On 09/07/2013 05:35 AM, Marco L. Crociani wrote:> Hi, > I have run: > find / -xdev \( -type f -o -type d \) -exec btrfs filesystem defragment -v > -- {} + > > On Ubuntu 13.04 with kernel 3.11 from root recovery shell after remounting > rw / > > This is the dmesg output: > > [17788.691504] ------------[ cut here ]------------ > [17788.691510] ------------[ cut here ]------------ > [17788.691538] WARNING: CPU: 1 PID: 2093 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17788.691568] WARNING: CPU: 2 PID: 2095 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17788.691540] Modules linked in: snd_usb_audio > [17788.691570] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib > videobuf2_vmalloc videobuf2_memops videobuf2_core videodev > snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec > snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc > k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 > dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd > ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 > async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq > raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi > i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci > [17788.691641] uvcvideo<4>[17788.691642] CPU: 2 PID: 2095 Comm: > btrfs-endio-wri Not tainted 3.11.0-031100-generic #201309021735 > [17788.691644] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17788.691645] 000000000000089e ffff88011b091a58 ffffffff81720fca > 0000000000001b8b > [17788.691650] snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops > videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi > snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi > sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid > snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq > snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs > zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov > async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic > usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii > drm_kms_helper ahci drm libahci > [17788.691717] > [17788.691717] 0000000000000000 ffff88011b091a98 ffffffff8106534c > ffff88011b091a78 > [17788.691720] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 > 0000160000000000 > [17788.691722] Call Trace: > [17788.691727] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17788.691730] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17788.691732] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17788.691744] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17788.691755] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.691768] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17788.691779] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.691790] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17788.691801] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17788.691812] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.691823] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17788.691834] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17788.691845] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17788.691856] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17788.691867] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17788.691878] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17788.691881] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17788.691884] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.691886] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17788.691888] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.691890] ---[ end trace b632fc27406d343c ]--- > [17788.691892] CPU: 1 PID: 2093 Comm: btrfs-endio-wri Not tainted > 3.11.0-031100-generic #201309021735 > [17788.691894] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17788.691895] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca > 0000000000001bd4 > [17788.691899] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c > ffff8801ba3bfa78 > [17788.691901] ffff8801f3c1ae10 0000000000000001 ffff8801056d2dc0 > 0000160000000000 > [17788.691903] Call Trace: > [17788.691909] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17788.691912] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17788.691914] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17788.691925] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17788.691937] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.691949] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17788.691960] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.691971] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17788.691982] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17788.691993] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.692004] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17788.692015] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17788.692026] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17788.692037] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17788.692048] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17788.692060] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17788.692063] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17788.692065] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.692067] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17788.692070] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.692071] ---[ end trace b632fc27406d343d ]--- > [17788.819780] ------------[ cut here ]------------ > [17788.819810] WARNING: CPU: 2 PID: 2095 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17788.819812] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib > videobuf2_vmalloc videobuf2_memops videobuf2_core videodev > snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec > snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc > k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 > dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd > ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 > async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq > raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi > i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci > [17788.819843] CPU: 2 PID: 2095 Comm: btrfs-endio-wri Tainted: G > W 3.11.0-031100-generic #201309021735 > [17788.819845] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17788.819846] 000000000000089e ffff88011b091a58 ffffffff81720fca > 0000000000003ac9 > [17788.819849] 0000000000000000 ffff88011b091a98 ffffffff8106534c > ffff88011b091a78 > [17788.819850] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 > 0000160000000000 > [17788.819852] Call Trace: > [17788.819858] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17788.819862] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17788.819864] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17788.819875] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17788.819886] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.819898] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17788.819909] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.819920] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17788.819931] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17788.819942] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17788.819952] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17788.819964] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17788.819974] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17788.819986] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17788.819997] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17788.820008] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17788.820011] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17788.820013] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.820016] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17788.820018] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17788.820019] ---[ end trace b632fc27406d343e ]--- > [17831.109598] ------------[ cut here ]------------ > [17831.109627] WARNING: CPU: 1 PID: 2087 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17831.109629] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib > videobuf2_vmalloc videobuf2_memops videobuf2_core videodev > snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec > snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc > k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 > dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd > ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 > async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq > raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi > i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci > [17831.109660] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G > W 3.11.0-031100-generic #201309021735 > [17831.109661] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17831.109663] 000000000000089e ffff8801cee7fa58 ffffffff81720fca > 00000000000059a5 > [17831.109665] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c > ffff8801cee7fa78 > [17831.109667] ffff8801f3c1a5a0 0000000000000001 ffff88015e95cdc0 > 0000160000000000 > [17831.109669] Call Trace: > [17831.109674] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17831.109677] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17831.109679] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17831.109691] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17831.109702] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.109714] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17831.109725] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.109736] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17831.109747] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17831.109758] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.109769] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17831.109780] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17831.109791] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17831.109802] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17831.109813] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17831.109824] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17831.109841] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17831.109843] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17831.109846] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17831.109848] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17831.109849] ---[ end trace b632fc27406d343f ]--- > [17831.312062] ------------[ cut here ]------------ > [17831.312091] WARNING: CPU: 1 PID: 2087 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17831.312092] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib > videobuf2_vmalloc videobuf2_memops videobuf2_core videodev > snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec > snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc > k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 > dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd > ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 > async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq > raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi > i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci > [17831.312123] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G > W 3.11.0-031100-generic #201309021735 > [17831.312125] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17831.312126] 000000000000089e ffff8801cee7fa58 ffffffff81720fca > 0000000000005bbf > [17831.312129] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c > ffff8801cee7fa78 > [17831.312130] ffff8801f3c1a5a0 0000000000000001 ffff88010a524a00 > 0000160000000000 > [17831.312133] Call Trace: > [17831.312138] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17831.312141] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17831.312143] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17831.312155] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17831.312166] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.312178] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17831.312189] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.312200] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17831.312211] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17831.312222] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17831.312233] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17831.312244] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17831.312255] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17831.312266] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17831.312277] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17831.312288] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17831.312291] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17831.312294] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17831.312296] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17831.312298] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17831.312300] ---[ end trace b632fc27406d3440 ]--- > [17838.564043] ------------[ cut here ]------------ > [17838.564072] WARNING: CPU: 0 PID: 2093 at > /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 > [btrfs]() > [17838.564073] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib > videobuf2_vmalloc videobuf2_memops videobuf2_core videodev > snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec > snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc > k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 > dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd > ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 > async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq > raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi > i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci > [17838.564104] CPU: 0 PID: 2093 Comm: btrfs-endio-wri Tainted: G > W 3.11.0-031100-generic #201309021735 > [17838.564106] Hardware name: System manufacturer System Product > Name/F1A75-V EVO, BIOS 0702 07/12/2011 > [17838.564107] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca > 0000000000005dd9 > [17838.564109] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c > ffff8801ba3bfa78 > [17838.564111] ffff8801ebe98ea0 0000000000000001 ffff8801a7919900 > 0000160000000000 > [17838.564113] Call Trace: > [17838.564119] [<ffffffff81720fca>] dump_stack+0x46/0x58 > [17838.564122] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 > [17838.564124] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 > [17838.564135] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] > [17838.564146] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17838.564158] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] > [17838.564169] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17838.564181] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 > [btrfs] > [17838.564192] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 > [btrfs] > [17838.564203] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 > [btrfs] > [17838.564214] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 > [btrfs] > [17838.564225] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] > [17838.564236] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 > [btrfs] > [17838.564247] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] > [17838.564258] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] > [17838.564269] [<ffffffffa0334130>] ? > check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] > [17838.564272] [<ffffffff81088fe0>] kthread+0xc0/0xd0 > [17838.564274] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17838.564277] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 > [17838.564279] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 > [17838.564281] ---[ end trace b632fc27406d3441 ]--- > > > Is there some problem? > > Regards, > > Marco L. Crociani > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
ive had the same problem and this commit helped, which i had to cherry-pick: commit c83b3452db6e1b048312c50b23f06c9634535f80 Author: Josef Bacik <jbacik@fusionio.com> Date: Mon Jul 22 12:50:37 2013 -0400 Btrfs: reset ret in record_one_backref I was getting warnings when running find ./ -type f -exec btrfs fi defrag -f {} \; from record_one_backref because ret was set. Turns out it was because it was set to 1 because the search slot didn''t come out exact and we never reset it. So reset it to 0 right after the search so we don''t leak this and get uneccessary warnings. Thanks, Ahmet On Mon, Sep 9, 2013 at 4:41 AM, Wang Shilong <wangsl.fnst@cn.fujitsu.com> wrote:> > Hello, > > This bug should have been fixed by Liu Bo, the following patch: > > Btrfs: fix crash regarding to ulist_add_merge > > https://git.kernel.org/cgit/linux/kernel/git/josef/btrfs-next.git/commit/?h=for-chris&id=35f0399db6658f465b00893bdd13b992a0acfef0 > > You can try btrfs-next: > git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs-next.git > > Thanks, > Wang > > On 09/07/2013 05:35 AM, Marco L. Crociani wrote: >> >> Hi, >> I have run: >> find / -xdev \( -type f -o -type d \) -exec btrfs filesystem defragment -v >> -- {} + >> >> On Ubuntu 13.04 with kernel 3.11 from root recovery shell after remounting >> rw / >> >> This is the dmesg output: >> >> [17788.691504] ------------[ cut here ]------------ >> [17788.691510] ------------[ cut here ]------------ >> [17788.691538] WARNING: CPU: 1 PID: 2093 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17788.691568] WARNING: CPU: 2 PID: 2095 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17788.691540] Modules linked in: snd_usb_audio >> [17788.691570] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib >> videobuf2_vmalloc videobuf2_memops videobuf2_core videodev >> snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec >> snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc >> k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 >> dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd >> ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 >> async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq >> raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi >> i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci >> [17788.691641] uvcvideo<4>[17788.691642] CPU: 2 PID: 2095 Comm: >> btrfs-endio-wri Not tainted 3.11.0-031100-generic #201309021735 >> [17788.691644] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17788.691645] 000000000000089e ffff88011b091a58 ffffffff81720fca >> 0000000000001b8b >> [17788.691650] snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops >> videobuf2_core videodev snd_hda_codec_realtek snd_hda_codec_hdmi >> snd_hda_intel snd_hda_codec snd_hwdep btusb eeepc_wmi asus_wmi >> sparse_keymap snd_pcm snd_page_alloc k10temp video snd_seq_midi mac_hid >> snd_seq_midi_event snd_rawmidi i2c_piix4 dm_multipath serio_raw snd_seq >> snd_seq_device snd_timer scsi_dh snd ohci_pci soundcore bluetooth btrfs >> zlib_deflate libcrc32c raid10 raid456 async_memcpy async_raid6_recov >> async_pq async_xor async_tx xor raid6_pq raid0 multipath linear hid_generic >> usbhid hid raid1 usb_storage radeon wmi i2c_algo_bit ttm r8169 mii >> drm_kms_helper ahci drm libahci >> [17788.691717] >> [17788.691717] 0000000000000000 ffff88011b091a98 ffffffff8106534c >> ffff88011b091a78 >> [17788.691720] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 >> 0000160000000000 >> [17788.691722] Call Trace: >> [17788.691727] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17788.691730] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17788.691732] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17788.691744] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17788.691755] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.691768] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17788.691779] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.691790] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17788.691801] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17788.691812] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.691823] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17788.691834] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17788.691845] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17788.691856] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17788.691867] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17788.691878] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17788.691881] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17788.691884] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.691886] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17788.691888] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.691890] ---[ end trace b632fc27406d343c ]--- >> [17788.691892] CPU: 1 PID: 2093 Comm: btrfs-endio-wri Not tainted >> 3.11.0-031100-generic #201309021735 >> [17788.691894] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17788.691895] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca >> 0000000000001bd4 >> [17788.691899] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c >> ffff8801ba3bfa78 >> [17788.691901] ffff8801f3c1ae10 0000000000000001 ffff8801056d2dc0 >> 0000160000000000 >> [17788.691903] Call Trace: >> [17788.691909] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17788.691912] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17788.691914] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17788.691925] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17788.691937] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.691949] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17788.691960] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.691971] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17788.691982] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17788.691993] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.692004] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17788.692015] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17788.692026] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17788.692037] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17788.692048] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17788.692060] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17788.692063] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17788.692065] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.692067] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17788.692070] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.692071] ---[ end trace b632fc27406d343d ]--- >> [17788.819780] ------------[ cut here ]------------ >> [17788.819810] WARNING: CPU: 2 PID: 2095 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17788.819812] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib >> videobuf2_vmalloc videobuf2_memops videobuf2_core videodev >> snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec >> snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc >> k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 >> dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd >> ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 >> async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq >> raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi >> i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci >> [17788.819843] CPU: 2 PID: 2095 Comm: btrfs-endio-wri Tainted: G >> W 3.11.0-031100-generic #201309021735 >> [17788.819845] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17788.819846] 000000000000089e ffff88011b091a58 ffffffff81720fca >> 0000000000003ac9 >> [17788.819849] 0000000000000000 ffff88011b091a98 ffffffff8106534c >> ffff88011b091a78 >> [17788.819850] ffff8801f3c1aea0 0000000000000001 ffff8801056d2dc0 >> 0000160000000000 >> [17788.819852] Call Trace: >> [17788.819858] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17788.819862] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17788.819864] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17788.819875] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17788.819886] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.819898] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17788.819909] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.819920] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17788.819931] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17788.819942] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17788.819952] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17788.819964] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17788.819974] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17788.819986] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17788.819997] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17788.820008] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17788.820011] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17788.820013] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.820016] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17788.820018] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17788.820019] ---[ end trace b632fc27406d343e ]--- >> [17831.109598] ------------[ cut here ]------------ >> [17831.109627] WARNING: CPU: 1 PID: 2087 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17831.109629] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib >> videobuf2_vmalloc videobuf2_memops videobuf2_core videodev >> snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec >> snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc >> k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 >> dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd >> ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 >> async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq >> raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi >> i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci >> [17831.109660] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G >> W 3.11.0-031100-generic #201309021735 >> [17831.109661] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17831.109663] 000000000000089e ffff8801cee7fa58 ffffffff81720fca >> 00000000000059a5 >> [17831.109665] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c >> ffff8801cee7fa78 >> [17831.109667] ffff8801f3c1a5a0 0000000000000001 ffff88015e95cdc0 >> 0000160000000000 >> [17831.109669] Call Trace: >> [17831.109674] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17831.109677] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17831.109679] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17831.109691] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17831.109702] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.109714] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17831.109725] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.109736] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17831.109747] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17831.109758] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.109769] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17831.109780] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17831.109791] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17831.109802] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17831.109813] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17831.109824] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17831.109841] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17831.109843] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17831.109846] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17831.109848] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17831.109849] ---[ end trace b632fc27406d343f ]--- >> [17831.312062] ------------[ cut here ]------------ >> [17831.312091] WARNING: CPU: 1 PID: 2087 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17831.312092] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib >> videobuf2_vmalloc videobuf2_memops videobuf2_core videodev >> snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec >> snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc >> k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 >> dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd >> ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 >> async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq >> raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi >> i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci >> [17831.312123] CPU: 1 PID: 2087 Comm: btrfs-endio-wri Tainted: G >> W 3.11.0-031100-generic #201309021735 >> [17831.312125] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17831.312126] 000000000000089e ffff8801cee7fa58 ffffffff81720fca >> 0000000000005bbf >> [17831.312129] 0000000000000000 ffff8801cee7fa98 ffffffff8106534c >> ffff8801cee7fa78 >> [17831.312130] ffff8801f3c1a5a0 0000000000000001 ffff88010a524a00 >> 0000160000000000 >> [17831.312133] Call Trace: >> [17831.312138] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17831.312141] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17831.312143] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17831.312155] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17831.312166] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.312178] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17831.312189] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.312200] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17831.312211] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17831.312222] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17831.312233] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17831.312244] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17831.312255] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17831.312266] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17831.312277] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17831.312288] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17831.312291] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17831.312294] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17831.312296] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17831.312298] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17831.312300] ---[ end trace b632fc27406d3440 ]--- >> [17838.564043] ------------[ cut here ]------------ >> [17838.564072] WARNING: CPU: 0 PID: 2093 at >> /home/apw/COD/linux/fs/btrfs/inode.c:2206 record_one_backref+0x3a9/0x420 >> [btrfs]() >> [17838.564073] Modules linked in: snd_usb_audio uvcvideo snd_usbmidi_lib >> videobuf2_vmalloc videobuf2_memops videobuf2_core videodev >> snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_intel snd_hda_codec >> snd_hwdep btusb eeepc_wmi asus_wmi sparse_keymap snd_pcm snd_page_alloc >> k10temp video snd_seq_midi mac_hid snd_seq_midi_event snd_rawmidi i2c_piix4 >> dm_multipath serio_raw snd_seq snd_seq_device snd_timer scsi_dh snd >> ohci_pci soundcore bluetooth btrfs zlib_deflate libcrc32c raid10 raid456 >> async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq >> raid0 multipath linear hid_generic usbhid hid raid1 usb_storage radeon wmi >> i2c_algo_bit ttm r8169 mii drm_kms_helper ahci drm libahci >> [17838.564104] CPU: 0 PID: 2093 Comm: btrfs-endio-wri Tainted: G >> W 3.11.0-031100-generic #201309021735 >> [17838.564106] Hardware name: System manufacturer System Product >> Name/F1A75-V EVO, BIOS 0702 07/12/2011 >> [17838.564107] 000000000000089e ffff8801ba3bfa58 ffffffff81720fca >> 0000000000005dd9 >> [17838.564109] 0000000000000000 ffff8801ba3bfa98 ffffffff8106534c >> ffff8801ba3bfa78 >> [17838.564111] ffff8801ebe98ea0 0000000000000001 ffff8801a7919900 >> 0000160000000000 >> [17838.564113] Call Trace: >> [17838.564119] [<ffffffff81720fca>] dump_stack+0x46/0x58 >> [17838.564122] [<ffffffff8106534c>] warn_slowpath_common+0x8c/0xc0 >> [17838.564124] [<ffffffff8106539a>] warn_slowpath_null+0x1a/0x20 >> [17838.564135] [<ffffffffa030c7c9>] record_one_backref+0x3a9/0x420 [btrfs] >> [17838.564146] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17838.564158] [<ffffffffa035f3f2>] iterate_leaf_refs+0x52/0xc0 [btrfs] >> [17838.564169] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17838.564181] [<ffffffffa0361e58>] iterate_extent_inodes+0x198/0x270 >> [btrfs] >> [17838.564192] [<ffffffffa0361fc2>] iterate_inodes_from_logical+0x92/0xb0 >> [btrfs] >> [17838.564203] [<ffffffffa030c420>] ? btrfs_submit_direct+0x190/0x190 >> [btrfs] >> [17838.564214] [<ffffffffa030888c>] record_extent_backrefs+0x7c/0xf0 >> [btrfs] >> [17838.564225] [<ffffffffa03131e4>] relink_file_extents+0x44/0x180 [btrfs] >> [17838.564236] [<ffffffffa0313455>] btrfs_finish_ordered_io+0x135/0x4d0 >> [btrfs] >> [17838.564247] [<ffffffffa0313805>] finish_ordered_fn+0x15/0x20 [btrfs] >> [17838.564258] [<ffffffffa03341d0>] worker_loop+0xa0/0x320 [btrfs] >> [17838.564269] [<ffffffffa0334130>] ? >> check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] >> [17838.564272] [<ffffffff81088fe0>] kthread+0xc0/0xd0 >> [17838.564274] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17838.564277] [<ffffffff81735a2c>] ret_from_fork+0x7c/0xb0 >> [17838.564279] [<ffffffff81088f20>] ? flush_kthread_worker+0xb0/0xb0 >> [17838.564281] ---[ end trace b632fc27406d3441 ]--- >> >> >> Is there some problem? >> >> Regards, >> >> Marco L. Crociani >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html