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Date: Wed, 28 Jul 2010 15:36:19 -0300 From: Felipe W Damasio <felipewd@...il.com> To: linux-kernel@...r.kernel.org Subject: [BUG] 2.6.34 - unable to handle kernel paging request Hi, I'm running a 2.6.34 on a I7 processor, using as a webcache machine. The machine stopped responding after a while, and after a reboot I had a few of these: Pid: 11333, comm: free Not tainted 2.6.34 #6 MB-X58I-CH19/Thurley RIP: 0010:[<ffffffff810a7fd5>] [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP: 0018:ffff88018804b618 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000008010 RCX: 0000000000000000 RDX: ffff8800018d8718 RSI: ffff8a101d6b40f0 RDI: ffff88021ffb5500 RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000400 R10: 0000000000000000 R11: ffff8801b9441680 R12: ffff88021ffb5500 R13: ffffffff811d3c60 R14: 0000000000000010 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8800018c0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: ffff8a101d6b40f0 CR3: 00000001d5ee4000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process free (pid: 11333, threadinfo ffff88018804a000, task ffff88008ce6c1a0) Stack: 0000000000000001 ffff88021ee21340 0000000000000000 0000000000000000 <0> ffff88021ee21000 ffffffff811d3c60 0000001000008010 0000000000000003 <0> ffff8800dc0870c0 01ffffff811dad49 ffff88021ee21030 0000000000000000 Call Trace: [<ffffffff811d3c60>] ? cfq_get_queue+0x10f/0x223 [<ffffffff811d405d>] ? cfq_set_request+0x264/0x371 [<ffffffff811ca2da>] ? get_request+0x1e8/0x282 [<ffffffff811ca394>] ? get_request_wait+0x20/0x140 [<ffffffff810ce3fb>] ? bio_alloc_bioset+0x45/0xb7 [<ffffffff811ca744>] ? __make_request+0x290/0x3b6 [<ffffffff811c911a>] ? generic_make_request+0x169/0x1ca [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff811c9231>] ? submit_bio+0xb6/0xbd [<ffffffff810d0f77>] ? mpage_bio_submit+0x22/0x26 [<ffffffff810d1ae8>] ? mpage_readpages+0xfb/0x10f [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff81085255>] ? get_page_from_freelist+0x3d2/0x48b [<ffffffff81086f31>] ? __do_page_cache_readahead+0x129/0x1c1 [<ffffffff81086fe5>] ? ra_submit+0x1c/0x20 [<ffffffff81080fb2>] ? filemap_fault+0x17d/0x2f5 [<ffffffff81091a6f>] ? __do_fault+0x53/0x3ab [<ffffffff81093be4>] ? handle_mm_fault+0x3ea/0x7c5 [<ffffffff8108e5c2>] ? vma_prio_tree_insert+0x20/0xb1 [<ffffffff8101ebea>] ? do_page_fault+0x233/0x24b [<ffffffff814359df>] ? page_fault+0x1f/0x30 [<ffffffff811de976>] ? __clear_user+0x2e/0x50 [<ffffffff811de95a>] ? __clear_user+0x12/0x50 [<ffffffff810e29ac>] ? load_elf_binary+0x935/0x18c9 [<ffffffff810b0a94>] ? search_binary_handler+0xb7/0x246 [<ffffffff810b1f68>] ? do_execve+0x1a4/0x283 [<ffffffff81009d88>] ? sys_execve+0x35/0x4c [<ffffffff81002d4a>] ? stub_execve+0x6a/0xc0 Code: f6 c3 10 74 05 e8 e0 c3 38 00 9c 5d fa 65 48 8b 14 25 40 d1 00 00 49 8b 04 24 48 8d 14 10 48 8b 32 48 85 f6 74 0e 49 63 44 24 18 <48> 8b 04 06 48 89 02 eb 16 49 89 d0 89 de 4c 89 e9 83 ca ff 4c RIP [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP <ffff88018804b618> CR2: ffff8a101d6b40f0 ---[ end trace efb68e2c3ad8be03 ]--- BUG: unable to handle kernel paging request at ffff8a101d6b40f0 IP: [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 PGD 0 Oops: 0000 [#6] SMP last sysfs file: /sys/devices/platform/w83627ehf.2576/in8_max CPU 3 Modules linked in: Pid: 12048, comm: bash Tainted: G D 2.6.34 #6 MB-X58I-CH19/Thurley RIP: 0010:[<ffffffff810a7fd5>] [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP: 0018:ffff88003b7857c8 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000008010 RCX: 0000000000000000 RDX: ffff8800018d8718 RSI: ffff8a101d6b40f0 RDI: ffff88021ffb5500 RBP: 0000000000000246 R08: 0000000000000001 R09: dead000000200200 R10: dead000000100100 R11: ffff880067d04b40 R12: ffff88021ffb5500 R13: ffffffff811d3c60 R14: 0000000000000010 R15: 0000000000000000 FS: 00007fe5e96cc6f0(0000) GS:ffff8800018c0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: ffff8a101d6b40f0 CR3: 00000000d9ff1000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process bash (pid: 12048, threadinfo ffff88003b784000, task ffff880037502760) Stack: 0000000000000001 ffff88021ee21340 0000000000000000 0000000000000000 <0> ffff88021ee21000 ffffffff811d3c60 0000001000008010 0000000000000003 <0> ffff8800802bc5c0 01ffffff811dad49 ffff88021ee21030 0000000000000000 Call Trace: [<ffffffff811d3c60>] ? cfq_get_queue+0x10f/0x223 [<ffffffff811d405d>] ? cfq_set_request+0x264/0x371 [<ffffffff811ca2da>] ? get_request+0x1e8/0x282 [<ffffffff811ca394>] ? get_request_wait+0x20/0x140 [<ffffffff810ce3fb>] ? bio_alloc_bioset+0x45/0xb7 [<ffffffff811ca744>] ? __make_request+0x290/0x3b6 [<ffffffff811c911a>] ? generic_make_request+0x169/0x1ca [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff811c9231>] ? submit_bio+0xb6/0xbd [<ffffffff810d0f77>] ? mpage_bio_submit+0x22/0x26 [<ffffffff810d1ae8>] ? mpage_readpages+0xfb/0x10f [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff81086f31>] ? __do_page_cache_readahead+0x129/0x1c1 [<ffffffff81086fe5>] ? ra_submit+0x1c/0x20 [<ffffffff81081a6d>] ? generic_file_aio_read+0x1f5/0x525 [<ffffffff81190944>] ? xfs_file_aio_read+0x17e/0x1d0 [<ffffffff810ac500>] ? do_sync_read+0xb0/0xf2 [<ffffffff811a71ae>] ? avc_has_perm+0x4c/0x5e [<ffffffff811ac762>] ? selinux_bprm_set_creds+0x11f/0x207 [<ffffffff811aab15>] ? selinux_file_permission+0x4e/0xa5 [<ffffffff810acf1f>] ? vfs_read+0xa6/0xff [<ffffffff810b1765>] ? kernel_read+0x3d/0x4c [<ffffffff810b1ede>] ? do_execve+0x11a/0x283 [<ffffffff81009d88>] ? sys_execve+0x35/0x4c [<ffffffff81002d4a>] ? stub_execve+0x6a/0xc0 Code: f6 c3 10 74 05 e8 e0 c3 38 00 9c 5d fa 65 48 8b 14 25 40 d1 00 00 49 8b 04 24 48 8d 14 10 48 8b 32 48 85 f6 74 0e 49 63 44 24 18 <48> 8b 04 06 48 89 02 eb 16 49 89 d0 89 de 4c 89 e9 83 ca ff 4c RIP [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP <ffff88003b7857c8> CR2: ffff8a101d6b40f0 ---[ end trace efb68e2c3ad8be08 ]--- BUG: unable to handle kernel paging request at ffff8a101d6b40f0 IP: [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 PGD 0 Oops: 0000 [#7] SMP last sysfs file: /sys/devices/platform/w83627ehf.2576/in8_max CPU 3 Modules linked in: Pid: 12046, comm: bash Tainted: G D 2.6.34 #6 MB-X58I-CH19/Thurley RIP: 0010:[<ffffffff810a7fd5>] [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP: 0000:ffff8800cabaf858 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000008010 RCX: 0000000000000000 RDX: ffff8800018d8718 RSI: ffff8a101d6b40f0 RDI: ffff88021ffb5500 RBP: 0000000000000246 R08: 0e190f613f5f2918 R09: ffff8800cabafcd8 R10: 0000000000000000 R11: ffff880067d04c80 R12: ffff88021ffb5500 R13: ffffffff811d3c60 R14: 0000000000000010 R15: 0000000000000000 FS: 00007fe5e96cc6f0(0000) GS:ffff8800018c0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: ffff8a101d6b40f0 CR3: 00000000b871a000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process bash (pid: 12046, threadinfo ffff8800cabae000, task ffff88005f078690) Stack: 0000000000000001 ffff88021ee21340 0000000000000000 0000000000000000 <0> ffff88021ee21000 ffffffff811d3c60 0000001000008010 0000000000000003 <0> ffff8800802bce00 01ffffff811dad49 ffff88021ee21030 0000000000000000 Call Trace: [<ffffffff811d3c60>] ? cfq_get_queue+0x10f/0x223 [<ffffffff811d405d>] ? cfq_set_request+0x264/0x371 [<ffffffff811ca2da>] ? get_request+0x1e8/0x282 [<ffffffff811ca394>] ? get_request_wait+0x20/0x140 [<ffffffff8108203a>] ? mempool_alloc+0x55/0x106 [<ffffffff8108203a>] ? mempool_alloc+0x55/0x106 [<ffffffff811ca744>] ? __make_request+0x290/0x3b6 [<ffffffff811c911a>] ? generic_make_request+0x169/0x1ca [<ffffffff810cd3f5>] ? bvec_alloc_bs+0xc1/0xdc [<ffffffff811c9231>] ? submit_bio+0xb6/0xbd [<ffffffff810d0eff>] ? mpage_alloc+0x22/0x78 [<ffffffff810d0f77>] ? mpage_bio_submit+0x22/0x26 [<ffffffff810d184d>] ? do_mpage_readpage+0x2e9/0x417 [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff811dad49>] ? radix_tree_insert+0x16a/0x1a8 [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff81080b99>] ? add_to_page_cache_locked+0x76/0xb3 [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff810d1ab9>] ? mpage_readpages+0xcc/0x10f [<ffffffff8118cbd2>] ? xfs_get_blocks+0x0/0xe [<ffffffff810289a7>] ? enqueue_task_fair+0x3e/0xa1 [<ffffffff81025a0a>] ? enqueue_task+0x5f/0x68 [<ffffffff81035ab7>] ? current_fs_time+0x1e/0x24 [<ffffffff8104429d>] ? autoremove_wake_function+0x9/0x2e [<ffffffff81086f31>] ? __do_page_cache_readahead+0x129/0x1c1 [<ffffffff81086fe5>] ? ra_submit+0x1c/0x20 [<ffffffff81080fb2>] ? filemap_fault+0x17d/0x2f5 [<ffffffff81091a6f>] ? __do_fault+0x53/0x3ab [<ffffffff81093be4>] ? handle_mm_fault+0x3ea/0x7c5 [<ffffffff8101ebea>] ? do_page_fault+0x233/0x24b [<ffffffff814359df>] ? page_fault+0x1f/0x30 Code: f6 c3 10 74 05 e8 e0 c3 38 00 9c 5d fa 65 48 8b 14 25 40 d1 00 00 49 8b 04 24 48 8d 14 10 48 8b 32 48 85 f6 74 0e 49 63 44 24 18 <48> 8b 04 06 48 89 02 eb 16 49 89 d0 89 de 4c 89 e9 83 ca ff 4c RIP [<ffffffff810a7fd5>] kmem_cache_alloc+0x45/0x88 RSP <ffff8800cabaf858> CR2: ffff8a101d6b40f0 ---[ end trace efb68e2c3ad8be09 ]--- And a few others like these. If you want, I can send you all other bug reports on my logs... Cheers, Felipe Damasio -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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