search for: kasan_report

...8.338681] Hardware name: Dell Inc. OptiPlex 9020/0N4YC8, BIOS A24 10/24/2018 [ 18.346032] Call Trace: [ 18.348536] dump_stack+0xae/0xe5 [ 18.351919] print_address_description.constprop.0+0x17/0xf0 [ 18.357787] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] [ 18.363818] __kasan_report.cold+0x20/0x38 [ 18.368099] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] [ 18.374133] kasan_report+0x3a/0x50 [ 18.377789] nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] <...> [ 18.767690] Allocated by task 342: [ 18.773087] kasan_save_stack+0x1b/0x40 [ 18...

...0N4YC8, BIOS A24 >> 10/24/2018 >> [ 18.346032] Call Trace: >> [ 18.348536] dump_stack+0xae/0xe5 >> [ 18.351919] print_address_description.constprop.0+0x17/0xf0 >> [ 18.357787] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >> [ 18.363818] __kasan_report.cold+0x20/0x38 >> [ 18.368099] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >> [ 18.374133] kasan_report+0x3a/0x50 >> [ 18.377789] nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >> <...> >> [ 18.767690] Allocated by task 342: >> [...

...i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014 Workqueue: netns cleanup_net Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:306 [inline] print_report+0x156/0x459 mm/kasan/report.c:417 kasan_report+0xc0/0xf0 mm/kasan/report.c:517 __ebt_unregister_table+0xcc5/0xce0 net/bridge/netfilter/ebtables.c:1168 ebt_unregister_table+0x35/0x40 net/bridge/netfilter/ebtables.c:1372 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:169 cleanup_net+0x4ee/0x9d0 net/core/net_namespace.c:613 process_one_wor...

...? show_regs_print_info+0x5/0x5 [ 46.166654] ? printk+0x9c/0xc3 [ 46.166661] ? kmsg_dump_rewind_nolock+0xf5/0xf5 [ 46.166677] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166685] print_address_description+0xea/0x380 [ 46.166701] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166711] kasan_report+0x1dd/0x460 [ 46.166727] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166743] virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166767] ? receive_buf+0x2e30/0x2e30 [virtio_net] [ 46.166796] ? sched_clock_cpu+0x18/0x2b0 [ 46.166809] ? print_irqtrace_events+0x280/0x280 [ 46.166817] ? print...

...? show_regs_print_info+0x5/0x5 [ 46.166654] ? printk+0x9c/0xc3 [ 46.166661] ? kmsg_dump_rewind_nolock+0xf5/0xf5 [ 46.166677] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166685] print_address_description+0xea/0x380 [ 46.166701] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166711] kasan_report+0x1dd/0x460 [ 46.166727] ? virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166743] virtnet_poll+0xd9c/0xfd1 [virtio_net] [ 46.166767] ? receive_buf+0x2e30/0x2e30 [virtio_net] [ 46.166796] ? sched_clock_cpu+0x18/0x2b0 [ 46.166809] ? print_irqtrace_events+0x280/0x280 [ 46.166817] ? print...

...8.0-rc7+ #169 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > Call Trace: > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load4_noabort+0x14/0x20 mm/kasan/report.c:432 > debug_spin_lock_before kernel/locking/spinlock_debug.c:83 [inline] > do_raw_spin_lock+0x1c0/0x200 kernel/locking/spinlock_debu...

...dware name: AMD Seattle/Seattle, BIOS 11:14:27 Mar 20 2017 Call trace: [<ffffffa1f7cfb1f8>] dump_backtrace+0x0/0x300 [<ffffffa1f7cfb50c>] show_stack+0x14/0x20 [<ffffffa1f8188788>] dump_stack+0xa8/0xd0 [<ffffffa1f7eea964>] kasan_object_err+0x24/0x80 [<ffffffa1f7eeabec>] kasan_report_error+0x1cc/0x4f0 [<ffffffa1f7eeb2e8>] kasan_report+0x38/0x40 [<ffffffa1f7ee985c>] __asan_load8+0x84/0x98 [<ffffff9001162a9c>] nouveau_fence_sync+0x154/0x398 [nouveau] [<ffffff900113e904>] nouveau_gem_ioctl_pushbuf+0xba4/0x1c78 [nouveau] [<ffffff9000ed84b8>] drm_ioctl+...

...ff813030e4 ffff880174c04e00 ffffea0005a78800 ffff880169e20000 ffff880169e21fd0 ffff8801740ef848 ffffffff813063ef Call Trace: [<ffffffff818a802e>] dump_stack+0x4b/0x6d [<ffffffff813030e4>] print_trailer+0xf4/0x150 [<ffffffff813063ef>] object_err+0x2f/0x40 [<ffffffff8130ae7d>] kasan_report_error+0x20d/0x510 [<ffffffff810acfd7>] ? native_sched_clock+0x67/0x140 [<ffffffff8130b1b4>] kasan_report+0x34/0x40 [<ffffffff8130ac3d>] ? memcpy+0x1d/0x40 [<ffffffff8130a9da>] __asan_loadN+0x12a/0x180 [<ffffffff8130ac3d>] memcpy+0x1d/0x40 [<ffffffff82015b25>] OUT...

...Dell Inc. OptiPlex 9020/0N4YC8, BIOS A24 >10/24/2018 > [ 18.346032] Call Trace: > [ 18.348536] dump_stack+0xae/0xe5 > [ 18.351919] print_address_description.constprop.0+0x17/0xf0 > [ 18.357787] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > [ 18.363818] __kasan_report.cold+0x20/0x38 > [ 18.368099] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > [ 18.374133] kasan_report+0x3a/0x50 > [ 18.377789] nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > <...> > [ 18.767690] Allocated by task 342: > [ 18.773087] kasan_save_...

....0-rc7+ #174 > Hardware name: Google Google Compute Engine/Google Compute Engine, > BIOS Google 01/01/2011 > Call Trace: > ?__dump_stack lib/dump_stack.c:77 [inline] > ?dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > ?print_address_description+0x6c/0x20b mm/kasan/report.c:256 > ?kasan_report_error mm/kasan/report.c:354 [inline] > ?kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > ?__asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > ?vhost_vq_meta_fetch drivers/vhost/vhost.c:702 [inline] > ?iotlb_access_ok+0x5c9/0x600 drivers/vhost/vhost.c:1177 > ?vq_iotlb...

This fixes some nasty issues I found in nouveau that were being caused looping through connectors using racy legacy methods, along with some caused by making incorrect assumptions about the drm_connector structs in nouveau's connector list. Most of these memory corruption issues could be reproduced by using an MST hub with nouveau. Cc: Karol Herbst <karolherbst at gmail.com> Cc: stable

...Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS > Google 01/01/2011 > Call Trace: > <IRQ> > __dump_stack lib/dump_stack.c:77 [inline] > dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 > print_address_description+0x6c/0x20b mm/kasan/report.c:256 > kasan_report_error mm/kasan/report.c:354 [inline] > kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 > __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 > __read_once_size include/linux/compiler.h:188 [inline] > __netif_receive_skb_core+0x2e09/0x3680 net/core/dev.c:4657 > __ne...

...EQS64N0B, BIOS N1EET78W (1.51 ) 05/18/2018 [ 201.038882] Workqueue: events nouveau_display_hpd_work [nouveau] [ 201.038887] Call Trace: [ 201.038894] dump_stack+0xa4/0xfd [ 201.038900] print_address_description+0x71/0x239 [ 201.038929] ? nvif_notify_get+0x190/0x1a0 [nouveau] [ 201.038935] kasan_report.cold.6+0x242/0x2fe [ 201.038942] __asan_report_load4_noabort+0x19/0x20 [ 201.038970] nvif_notify_get+0x190/0x1a0 [nouveau] [ 201.038998] ? nvif_notify_put+0x1f0/0x1f0 [nouveau] [ 201.039003] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 201.039049] nouveau_display_init.cold.12+0x34/0x39 [nouveau]...

...5 > [?? 46.166654]? ? printk+0x9c/0xc3 > [?? 46.166661]? ? kmsg_dump_rewind_nolock+0xf5/0xf5 > [?? 46.166677]? ? virtnet_poll+0xd9c/0xfd1 [virtio_net] > [?? 46.166685]? print_address_description+0xea/0x380 > [?? 46.166701]? ? virtnet_poll+0xd9c/0xfd1 [virtio_net] > [?? 46.166711]? kasan_report+0x1dd/0x460 > [?? 46.166727]? ? virtnet_poll+0xd9c/0xfd1 [virtio_net] > [?? 46.166743]? virtnet_poll+0xd9c/0xfd1 [virtio_net] > [?? 46.166767]? ? receive_buf+0x2e30/0x2e30 [virtio_net] > [?? 46.166796]? ? sched_clock_cpu+0x18/0x2b0 > [?? 46.166809]? ? print_irqtrace_events+0x280/0x28...

...;> 10/24/2018 >>> [ 18.346032] Call Trace: >>> [ 18.348536] dump_stack+0xae/0xe5 >>> [ 18.351919] print_address_description.constprop.0+0x17/0xf0 >>> [ 18.357787] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >>> [ 18.363818] __kasan_report.cold+0x20/0x38 >>> [ 18.368099] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >>> [ 18.374133] kasan_report+0x3a/0x50 >>> [ 18.377789] nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] >>> <...> >>> [ 18.767690] Allocated by tas...

...dware name: AMD Seattle/Seattle, BIOS 11:14:27 Mar 20 2017 Call trace: [<ffffffa1f7cfb1f8>] dump_backtrace+0x0/0x300 [<ffffffa1f7cfb50c>] show_stack+0x14/0x20 [<ffffffa1f8188788>] dump_stack+0xa8/0xd0 [<ffffffa1f7eea964>] kasan_object_err+0x24/0x80 [<ffffffa1f7eeabec>] kasan_report_error+0x1cc/0x4f0 [<ffffffa1f7eeb2e8>] kasan_report+0x38/0x40 [<ffffffa1f7ee985c>] __asan_load8+0x84/0x98 [<ffffff9001162a9c>] nouveau_fence_sync+0x154/0x398 [nouveau] [<ffffff900113e904>] nouveau_gem_ioctl_pushbuf+0xba4/0x1c78 [nouveau] [<ffffff9000ed84b8>] drm_ioctl+...

On Mon, Jul 23, 2018 at 11:36:03PM +0900, Toshiaki Makita wrote: > From: Toshiaki Makita <makita.toshiaki at lab.ntt.co.jp> > > Add some ethtool stat items useful for performance analysis. > > Signed-off-by: Toshiaki Makita <makita.toshiaki at lab.ntt.co.jp> Series: Acked-by: Michael S. Tsirkin <mst at redhat.com> Patch 1 seems appropriate for stable, even

On Mon, Jul 23, 2018 at 11:36:03PM +0900, Toshiaki Makita wrote: > From: Toshiaki Makita <makita.toshiaki at lab.ntt.co.jp> > > Add some ethtool stat items useful for performance analysis. > > Signed-off-by: Toshiaki Makita <makita.toshiaki at lab.ntt.co.jp> Series: Acked-by: Michael S. Tsirkin <mst at redhat.com> Patch 1 seems appropriate for stable, even

...#1 > [ 7.275613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 > [ 7.275616] Call Trace: > [ 7.275621] <IRQ> > [ 7.275630] dump_stack+0x71/0xab > [ 7.275640] print_address_description+0x6a/0x270 > [ 7.275648] kasan_report+0x258/0x380 > [ 7.275653] ? virtnet_poll+0xaa1/0xd00 > [ 7.275661] virtnet_poll+0xaa1/0xd00 > [ 7.275680] ? receive_buf+0x5920/0x5920 > [ 7.275689] ? do_raw_spin_unlock+0x54/0x220 > [ 7.275699] ? find_held_lock+0x32/0x1c0 > [ 7.275710] ? rcu_process_callbac...

...;>> [ 18.346032] Call Trace: > >>> [ 18.348536] dump_stack+0xae/0xe5 > >>> [ 18.351919] print_address_description.constprop.0+0x17/0xf0 > >>> [ 18.357787] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > >>> [ 18.363818] __kasan_report.cold+0x20/0x38 > >>> [ 18.368099] ? nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > >>> [ 18.374133] kasan_report+0x3a/0x50 > >>> [ 18.377789] nouveau_ttm_io_mem_reserve+0x17a/0x7e0 [nouveau] > >>> <...> > >>> [ 18...