search for: 0000000000000001

...Perhaps I wasn't clear that this happens on every boot and is a regression from 3.8 I'd be happy to help resolve this but time is of the essence; it would be a shame to have to revert all of this for 3.9 Regards, Peter Hurley > BUG: unable to handle kernel NULL pointer dereference at 0000000000000001 > IP: [<0000000000000001>] 0x0 > PGD 0 > Oops: 0010 [#1] PREEMPT SMP > Modules linked in: ip6table_filter ip6_tables ebtable_nat ebtables ...<snip>... > CPU 3 > Pid: 0, comm: swapper/3 Not tainted 3.9.0-rc3-xeon #rc3 Dell Inc. Precision WorkStation T5400 /0RW203 &g...

...C-II:cpu_aflt_log+5b4 (3, 2a10433f208, 2a10433f2e0, 10, 2a10433f207, 2a10433f208) Dec 27 04:42:11 base genunix: [ID 179002 kern.notice] %l0-3: 000002a10433f0cb 00000000000f0000 00000000012ccc00 00000000012cd000 Dec 27 04:42:11 base %l4-7: 000002a10433f208 0000000000000170 00000000012ccc00 0000000000000001 Dec 27 04:42:11 base genunix: [ID 723222 kern.notice] 000002a10433f210 SUNW,UltraSPARC-II:cpu_async_error+cdc (7fe00000, 0, 180200000, 40, 0, a0b7ff60) Dec 27 04:42:11 base genunix: [ID 179002 kern.notice] %l0-3: 0000000000000000 000000000180c000 0000000000000000 000002a10433f3d4 Dec 27 04:...

...802233d8000 [25635.226375] RIP: 0010:[<ffffffffa012ed78>] [<ffffffffa012ed78>] nouveau_fence_wait_uevent+0x38/0x3f0 [nouveau] [25635.227670] RSP: 0018:ffff8802233dbc48 EFLAGS: 00010246 [25635.228957] RAX: 0000000000000000 RBX: ffff8800b51df100 RCX: 000000000000005d [25635.230248] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff8800b51df100 [25635.231549] RBP: ffff8802233dbcb0 R08: 0000000000000202 R09: ffff8802233dbc50 [25635.232841] R10: ffffffffa017bc40 R11: ffff8802233dbde8 R12: ffff8800b51df100 [25635.234149] R13: 0000000000000001 R14: 0000000000000001 R15: ffff88003783dd80 [25635.23544...

...ffff8800d9f38000 [ 64.670008] RIP: 0010:[<ffffffffa00287c0>] [<ffffffffa00287c0>] virtio_queue_rq+0x290/0x2a0 [virtio_blk] [ 64.670008] RSP: 0018:ffff8800d9f3b778 EFLAGS: 00010202 [ 64.670008] RAX: 0000000000000082 RBX: ffff8800d8375700 RCX: dead000000200200 [ 64.670008] RDX: 0000000000000001 RSI: ffff8800d8375700 RDI: ffff8800d82c4c00 [ 64.670008] RBP: ffff8800d9f3b7b8 R08: ffff8800d8375700 R09: 0000000000000001 [ 64.670008] R10: 0000000000000001 R11: 0000000000000004 R12: ffff8800d9f3b7e0 [ 64.670008] R13: ffff8800d82c4c00 R14: ffff880118629200 R15: 0000000000000000 [ 64.67000...

...ffff8800d9f38000 [ 64.670008] RIP: 0010:[<ffffffffa00287c0>] [<ffffffffa00287c0>] virtio_queue_rq+0x290/0x2a0 [virtio_blk] [ 64.670008] RSP: 0018:ffff8800d9f3b778 EFLAGS: 00010202 [ 64.670008] RAX: 0000000000000082 RBX: ffff8800d8375700 RCX: dead000000200200 [ 64.670008] RDX: 0000000000000001 RSI: ffff8800d8375700 RDI: ffff8800d82c4c00 [ 64.670008] RBP: ffff8800d9f3b7b8 R08: ffff8800d8375700 R09: 0000000000000001 [ 64.670008] R10: 0000000000000001 R11: 0000000000000004 R12: ffff8800d9f3b7e0 [ 64.670008] R13: ffff8800d82c4c00 R14: ffff880118629200 R15: 0000000000000000 [ 64.67000...

...Hat KVM, BIOS Bochs 01/01/2011 task: ffff8818cc5baf90 ti: ffff8818b7094000 task.ti: ffff8818b7094000 RIP: 0010:[<0000000000000000>] [< (null)>] (null) RSP: 0018:ffff8818b7097db0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00000000004c4b40 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8818d3f052c0 RBP: ffff8818b7097dd8 R08: 0000000080522014 R09: 0000000000000000 R10: 0000000000001000 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: ffff8818b7097ea0 FS: 00007fb828ece700(0000) GS:ffff88193ec20000(0000) knl...

...Hat KVM, BIOS Bochs 01/01/2011 task: ffff8818cc5baf90 ti: ffff8818b7094000 task.ti: ffff8818b7094000 RIP: 0010:[<0000000000000000>] [< (null)>] (null) RSP: 0018:ffff8818b7097db0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00000000004c4b40 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffff8818d3f052c0 RBP: ffff8818b7097dd8 R08: 0000000080522014 R09: 0000000000000000 R10: 0000000000001000 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: ffff8818b7097ea0 FS: 00007fb828ece700(0000) GS:ffff88193ec20000(0000) knl...

...no_context at ffffffff81055ce5 #5 [ffffc900039f7838] do_page_fault at ffffffff81056c5b #6 [ffffc900039f7860] page_fault at ffffffff81690a88 [exception RIP: report_bug+93] RIP: ffffffff8167227d RSP: ffffc900039f7918 RFLAGS: 00010002 RAX: ffffffffa0229905 RBX: ffffffffa020af0f RCX: 0000000000000001 RDX: 0000000000000907 RSI: ffffffffa020af11 RDI: ffffffffffff98f6 RBP: ffffc900039f7a58 R8: 0000000000000001 R9: 00000000000003fc R10: ffffffff81a01906 R11: ffff8803f84711f8 R12: ffffffffa02231fb R13: 0000000000000260 R14: 0000000000000004 R15: 0000000000000006 ORIG_RA...

...4000 [ 2643.920621] RIP: 0010:[<ffffffffa017eac6>] [<ffffffffa017eac6>] nouveau_fence_wait_uevent.isra.3+0x36/0x3e0 [nouveau] [ 2643.920635] RSP: 0018:ffff88013ece7ca8 EFLAGS: 00010282 [ 2643.920638] RAX: 0000000000000000 RBX: ffff88006d3fa068 RCX: 0000000000000000 [ 2643.920641] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff88006d3fa068 [ 2643.920644] RBP: ffff88006d3fa070 R08: 0000000000000540 R09: ffff88013ece7ca8 [ 2643.920647] R10: ffffffffa01c72e0 R11: ffff88013ece7e08 R12: 0000000000000001 [ 2643.920651] R13: ffff8801408af9c0 R14: 0000000000000001 R15: 0000000000000001 [ 2643.92065...

...c9768a8000 task.ti: ffffffc9768a8000 [ 2.897711] PC is at __memcpy+0x7c/0x180 [ 2.897719] LR is at OUT_RINGp+0x34/0x70 [ 2.897724] pc : [<ffffff80083465fc>] lr : [<ffffff800854248c>] pstate: 80000045 [ 2.897726] sp : ffffffc9768ab360 [ 2.897732] x29: ffffffc9768ab360 x28: 0000000000000001 [ 2.897738] x27: ffffffc97624c000 x26: 0000000000000000 [ 2.897744] x25: 0000000000000080 x24: 0000000000006c00 [ 2.897749] x23: 0000000000000005 x22: ffffffc97624c010 [ 2.897755] x21: 0000000000000004 x20: 0000000000000004 [ 2.897761] x19: ffffffc9763da000 x18: ffffffc976b2491c [...

...8, RFLAGS - 0000000000000286 RAX - AFAFAFAFAFAFAFAF, RCX - 000000001E150931, RDX - 0000000000000000 RBX - 000000001E17BF80, RSP - 000000001FF136B8, RBP - 000000001E17BF80 RSI - 000000001E10FB80, RDI - 000000001E17BF80 R8 - 0000000000000002, R9 - 0000000000000000, R10 - 0000000000000600 R11 - 0000000000000001, R12 - 000000001E0B1024, R13 - 0000000000000007 R14 - 0000000000000001, R15 - 000000001E0B1025 DS - 0000000000000030, ES - 0000000000000030, FS - 0000000000000030 GS - 0000000000000030, SS - 0000000000000030 CR0 - 0000000080010033, CR2 - 0000000000000000, CR3 - 000000001FC01000 CR4 - 0000...

...f>] [<ffffffff8179b29f>] __virtscsi_set_affinity+0x6f/0x120 RSP: 0018:ffff88007bfe5a38 EFLAGS: 00010202 RAX: 0000000000000010 RBX: ffff880077fd0d28 RCX: 0000000000000050 RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000 RBP: ffff88007bfe5a58 R08: ffff880077f6ff00 R09: 0000000000000001 R10: ffffffff8143e673 R11: 0000000000000001 R12: 0000000000000001 R13: ffff880077fd0800 R14: 0000000000000000 R15: ffff88007bf489b0 FS: 0000000000000000(0000) GS:ffff88007ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000020 CR3: 00000000...

...f>] [<ffffffff8179b29f>] __virtscsi_set_affinity+0x6f/0x120 RSP: 0018:ffff88007bfe5a38 EFLAGS: 00010202 RAX: 0000000000000010 RBX: ffff880077fd0d28 RCX: 0000000000000050 RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000 RBP: ffff88007bfe5a58 R08: ffff880077f6ff00 R09: 0000000000000001 R10: ffffffff8143e673 R11: 0000000000000001 R12: 0000000000000001 R13: ffff880077fd0800 R14: 0000000000000000 R15: ffff88007bf489b0 FS: 0000000000000000(0000) GS:ffff88007ea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000020 CR3: 00000000...

...c9768a8000 task.ti: ffffffc9768a8000 [ 2.897711] PC is at __memcpy+0x7c/0x180 [ 2.897719] LR is at OUT_RINGp+0x34/0x70 [ 2.897724] pc : [<ffffff80083465fc>] lr : [<ffffff800854248c>] pstate: 80000045 [ 2.897726] sp : ffffffc9768ab360 [ 2.897732] x29: ffffffc9768ab360 x28: 0000000000000001 [ 2.897738] x27: ffffffc97624c000 x26: 0000000000000000 [ 2.897744] x25: 0000000000000080 x24: 0000000000006c00 [ 2.897749] x23: 0000000000000005 x22: ffffffc97624c010 [ 2.897755] x21: 0000000000000004 x20: 0000000000000004 [ 2.897761] x19: ffffffc9763da000 x18: ffffffc976b2491c [...

They can be easy to reproduce, if you try to unload virtio-net Andrey Vagin (2): virtio-net: determine type of bufs correctly virtio: delete napi objects from netdev before releasing memory drivers/net/virtio_net.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: "Michael S. Tsirkin" <mst at redhat.com>

They can be easy to reproduce, if you try to unload virtio-net Andrey Vagin (2): virtio-net: determine type of bufs correctly virtio: delete napi objects from netdev before releasing memory drivers/net/virtio_net.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) Cc: Rusty Russell <rusty at rustcorp.com.au> Cc: "Michael S. Tsirkin" <mst at redhat.com>

...t __memcpy+0x7c/0x180 [ 3.571003] LR is at OUT_RINGp+0x34/0x70 [ 3.571006] pc : [<ffff00000841077c>] lr : [<ffff000008672f44>] pstate: 80000145 [ 3.571007] sp : ffff800976cb3350 [ 3.571011] x29: ffff800976cb3350 x28: 000000000000000e [ 3.571014] x27: ffff8009760f2000 x26: 0000000000000001 [ 3.571018] x25: 00000000000007ff x24: 0000000040006860 [ 3.571021] x23: 0000000000000005 x22: ffff8009760f2010 [ 3.571024] x21: 0000000000000004 x20: 0000000000000004 [ 3.571026] x19: ffff800976f67000 x18: 0000000000000000 [ 3.571029] x17: 0000000000000008 x16: ffff800976000c00 [...

> ah ha... now that I have all the pices in place, this is what I was missing: > > # EFI/BOOT/SYSLX64.CFG > # D-I config version 2.0 > # search path for the c32 support libraries (libcom32, libutil etc.) > PATH EFI/BOOT/SYSLINUX/EFI64/ > DEFAULT common > PROMPT 0 > LABEL common > CONFIG ../../syslinux.cfg ../../ > > The syslinux.cfg and all the other .cfg

...rpc dm_mod CPU: 2 Not tainted 2.6.25-rc1zlive-host-10623-gd358142-dirty #99 Process swapper (pid: 0, task: 000000000f85a610, ksp: 000000000f873c60) Krnl PSW : 0404300180000000 00000000002b81a6 (vring_disable_cb+0x16/0x20) R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:0 CC:3 PM:0 EA:3 Krnl GPRS: 0000000000000001 0000000000000001 0000000010005800 0000000000000001 000000000f3a0900 000000000f85a610 0000000000000000 0000000000000000 0000000000000000 000000000f870000 0000000000000000 0000000000001237 000000000f3a0920 000000000010ff74 00000000002846f6 000000000fa0bcd8 Krnl Code:...

...rpc dm_mod CPU: 2 Not tainted 2.6.25-rc1zlive-host-10623-gd358142-dirty #99 Process swapper (pid: 0, task: 000000000f85a610, ksp: 000000000f873c60) Krnl PSW : 0404300180000000 00000000002b81a6 (vring_disable_cb+0x16/0x20) R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:0 CC:3 PM:0 EA:3 Krnl GPRS: 0000000000000001 0000000000000001 0000000010005800 0000000000000001 000000000f3a0900 000000000f85a610 0000000000000000 0000000000000000 0000000000000000 000000000f870000 0000000000000000 0000000000001237 000000000f3a0920 000000000010ff74 00000000002846f6 000000000fa0bcd8 Krnl Code:...