From: Marcin Slusarz <marcin.slusarz@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Subject: oops in find_get_page
Date: Sat, 20 Sep 2008 16:53:10 +0200 [thread overview]
Message-ID: <20080920145253.GA15982@joi> (raw)
On 2.6.27-rc6 + one patch (read below):
[15124.027313] general protection fault: 0000 [1] PREEMPT
[15124.027343] CPU 0
[15124.027358] Modules linked in: kqemu af_packet snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi_event snd_seq tuner tea5767 tda8290 tuner_xc2028 xc5000 tda9887 tuner_simple tuner_types mt20xx tea5761 tda9875 uhci_hcd ehci_hcd usbcore bttv ir_common compat_ioctl32 videodev v4l1_compat snd_via82xx v4l2_common snd_ac97_codec ac97_bus snd_pcm videobuf_dma_sg snd_timer videobuf_core snd_page_alloc btcx_risc snd_mpu401_uart snd_rawmidi tveeprom snd_seq_device i2c_viapro snd soundcore
[15124.027616] Pid: 14760, comm: ld Not tainted 2.6.27-rc6-fasync #372
[15124.027623] RIP: 0010:[<ffffffff8026a7bf>] [<ffffffff8026a7bf>] find_get_page+0x73/0xcc
[15124.027645] RSP: 0018:ffff8800088b3ce8 EFLAGS: 00010217
[15124.027652] RAX: 0287e887625ca707 RBX: 0287e887625ca708 RCX: 0000000000000000
[15124.027659] RDX: ffff88000000ff10 RSI: 00000000000007ee RDI: 0000000000000000
[15124.027666] RBP: ffff8800088b3d08 R08: 0000000000000000 R09: 0000000000000000
[15124.027673] R10: ffff8800088b3ed8 R11: 0000000000000001 R12: 00000000000007ee
[15124.027680] R13: ffff88003d193bb8 R14: 00000000000007ed R15: ffff88003d193bb8
[15124.027687] FS: 00002ba4d9462b00(0000) GS:ffffffff80623200(0000) knlGS:00000000f74e86d0
[15124.027694] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[15124.027701] CR2: 000000000354a2fc CR3: 000000003c8fc000 CR4: 00000000000006e0
[15124.027708] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[15124.027715] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[15124.027723] Process ld (pid: 14760, threadinfo ffff8800088b2000, task ffff88002edb4100)
[15124.027729] Stack: ffffffff8026a74c ffff88001811a210 ffff8800088b3de8 00000000000007ee
[15124.027768] ffff8800088b3dd8 ffffffff8026c53c ffff88001811a188 0000000000000000
[15124.027795] 0000000000000000 ffff8800088b3e68 00000000200ea270 0000000000000000
[15124.027817] Call Trace:
[15124.027830] [<ffffffff8026a74c>] ? find_get_page+0x0/0xcc
[15124.027840] [<ffffffff8026c53c>] generic_file_aio_read+0x20e/0x5c0
[15124.027854] [<ffffffff802914a2>] do_sync_read+0xe7/0x12b
[15124.027864] [<ffffffff80241704>] ? autoremove_wake_function+0x0/0x3d
[15124.027874] [<ffffffff802cb40c>] ? dnotify_parent+0x6f/0x77
[15124.027884] [<ffffffff80494b9d>] ? sub_preempt_count+0xcc/0xe1
[15124.027892] [<ffffffff80291c62>] vfs_read+0xb0/0x139
[15124.027900] [<ffffffff80291f87>] sys_read+0x4c/0x75
[15124.027908] [<ffffffff8020b54b>] system_call_fastpath+0x16/0x1b
[15124.027915]
[15124.027920]
[15124.027926] Code: 49 8d 7d 08 4c 89 e6 e8 6e 26 0d 00 48 85 c0 48 89 c2 74 29 48 8b 00 48 83 cb ff a8 01 48 0f 44 d8 48 8d 43 ff 48 83 f8 fd 77 d5 <ff> 43 08 48 3b 1a 74 0c 48 89 df e8 f4 82 00 00 eb c3 31 db 48
[15124.028009] RIP [<ffffffff8026a7bf>] find_get_page+0x73/0xcc
[15124.028009] RSP <ffff8800088b3ce8>
[15124.028561] ---[ end trace fc3c0b61df73f774 ]---
[15124.028569] note: ld[14760] exited with preempt_count 1
[15124.028586] BUG: scheduling while atomic: ld/14760/0x10000002
[15124.028593] INFO: lockdep is turned off.
[15124.028598] Modules linked in: kqemu af_packet snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi_event snd_seq tuner tea5767 tda8290 tuner_xc2028 xc5000 tda9887 tuner_simple tuner_types mt20xx tea5761 tda9875 uhci_hcd ehci_hcd usbcore bttv ir_common compat_ioctl32 videodev v4l1_compat snd_via82xx v4l2_common snd_ac97_codec ac97_bus snd_pcm videobuf_dma_sg snd_timer videobuf_core snd_page_alloc btcx_risc snd_mpu401_uart snd_rawmidi tveeprom snd_seq_device i2c_viapro snd soundcore
[15124.028871] Pid: 14760, comm: ld Tainted: G D 2.6.27-rc6-fasync #372
[15124.028878]
[15124.028879] Call Trace:
[15124.028891] [<ffffffff8024c8da>] ? __debug_show_held_locks+0x1b/0x24
[15124.028900] [<ffffffff80228f6c>] __schedule_bug+0x6b/0x70
[15124.028924] [<ffffffff8048f302>] schedule+0x7b/0x41e
[15124.028932] [<ffffffff80228f95>] __cond_resched+0x24/0x42
[15124.028940] [<ffffffff8048f895>] _cond_resched+0x2d/0x38
[15124.028948] [<ffffffff80278a4c>] unmap_vmas+0x5c1/0x733
[15124.028956] [<ffffffff8027c5f5>] exit_mmap+0x69/0xfc
[15124.028964] [<ffffffff8022bbfd>] mmput+0x45/0xbf
[15124.028972] [<ffffffff8022f890>] exit_mm+0xe9/0xf4
[15124.028980] [<ffffffff8025a800>] ? acct_collect+0x181/0x1a2
[15124.028987] [<ffffffff80230dbf>] do_exit+0x203/0x7ac
[15124.028995] [<ffffffff80492a37>] oops_begin+0x0/0x79
[15124.029028] [<ffffffff8020cc19>] die+0x62/0x6b
[15124.029036] [<ffffffff80493177>] do_general_protection+0x12d/0x135
[15124.029044] [<ffffffff8049252d>] error_exit+0x0/0xa9
[15124.029052] [<ffffffff8026a7bf>] ? find_get_page+0x73/0xcc
[15124.029059] [<ffffffff8026a7a0>] ? find_get_page+0x54/0xcc
[15124.029067] [<ffffffff8026a74c>] ? find_get_page+0x0/0xcc
[15124.029075] [<ffffffff8026c53c>] generic_file_aio_read+0x20e/0x5c0
[15124.029083] [<ffffffff802914a2>] do_sync_read+0xe7/0x12b
[15124.029091] [<ffffffff80241704>] ? autoremove_wake_function+0x0/0x3d
[15124.029100] [<ffffffff802cb40c>] ? dnotify_parent+0x6f/0x77
[15124.029123] [<ffffffff80494b9d>] ? sub_preempt_count+0xcc/0xe1
[15124.029131] [<ffffffff80291c62>] vfs_read+0xb0/0x139
[15124.029138] [<ffffffff80291f87>] sys_read+0x4c/0x75
[15124.029145] [<ffffffff8020b54b>] system_call_fastpath+0x16/0x1b
[15124.029152]
Decodecode:
/tmp/tmp.2j6qJyHbfM.o: file format elf64-x86-64
Disassembly of section .text:
0000000000000000 <.text>:
0: 49 8d 7d 08 lea 0x8(%r13),%rdi
4: 4c 89 e6 mov %r12,%rsi
7: e8 6e 26 0d 00 callq 0xd267a
c: 48 85 c0 test %rax,%rax
f: 48 89 c2 mov %rax,%rdx
12: 74 29 je 0x3d
14: 48 8b 00 mov (%rax),%rax
17: 48 83 cb ff or $0xffffffffffffffff,%rbx
1b: a8 01 test $0x1,%al
1d: 48 0f 44 d8 cmove %rax,%rbx
21: 48 8d 43 ff lea -0x1(%rbx),%rax
25: 48 83 f8 fd cmp $0xfffffffffffffffd,%rax
29: 77 d5 ja 0x0
/tmp/tmp.2j6qJyHbfM.o: file format elf64-x86-64
Disassembly of section .text:
0000000000000000 <.text>:
0: ff 43 08 incl 0x8(%rbx)
3: 48 3b 1a cmp (%rdx),%rbx
6: 74 0c je 0x14
8: 48 89 df mov %rbx,%rdi
b: e8 f4 82 00 00 callq 0x8304
10: eb c3 jmp 0xffffffffffffffd5
12: 31 db xor %ebx,%ebx
14: 48 rex.W
There are some factors which might have influenced system state:
- applied: http://lkml.org/lkml/2008/9/14/129
- suspend to ram
- kqemu loaded
- "Emergency Sync" 3 minutes before oops (I wanted to check whether qemu will handle it :)
You can find full dmesg and config at http://www.kadu.net/~joi/kernel/2008.09.20/
Marcin
reply other threads:[~2008-09-20 14:53 UTC|newest]
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