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Date: Wed, 14 Mar 2007 12:21:32 +0100 From: "Marco Berizzi" <pupilla@...mail.com> To: "Pekka Enberg" <penberg@...helsinki.fi> Cc: <linux-kernel@...r.kernel.org> Subject: Re: kernel BUG at mm/slab.c:610 Pekka Enberg wrote: Hi Pekka, > So, can you please repost the original oops? Here is: Mar 14 03:42:25 Mimosa kernel: ------------[ cut here ]------------ Mar 14 03:42:25 Mimosa kernel: kernel BUG at mm/slab.c:610! Mar 14 03:42:25 Mimosa kernel: invalid opcode: 0000 [#1] Mar 14 03:42:25 Mimosa kernel: Modules linked in: sch_sfq sch_htb cls_fw nf_nat_pptp nf_nat_proto_gre nf_conntrack_pptp nf_conntrack_proto_gre nf_nat_ftp nf_conntrack_ftp 3c59x mii Mar 14 03:42:25 Mimosa kernel: CPU: 0 Mar 14 03:42:25 Mimosa kernel: EIP: 0060:[<c014ca99>] Not tainted VLI Mar 14 03:42:25 Mimosa kernel: EFLAGS: 00010046 (2.6.20 #1) Mar 14 03:42:25 Mimosa kernel: EIP is at free_block+0xd9/0xf0 Mar 14 03:42:25 Mimosa kernel: eax: 00080000 ebx: c1000000 ecx: c0e7d4e0 edx: c101cfa0 Mar 14 03:42:25 Mimosa kernel: esi: c1210000 edi: c1176560 ebp: 00000000 esp: c119bef0 Mar 14 03:42:25 Mimosa kernel: ds: 007b es: 007b ss: 0068 Mar 14 03:42:25 Mimosa kernel: Process events/0 (pid: 3, ti=c119a000 task=c118f030 task.ti=c119a000) Mar 14 03:42:25 Mimosa kernel: Stack: c1213a10 161c9ed5 c1210010 c1210010 c1210000 161c9ed5 c1176560 c014d201 Mar 14 03:42:25 Mimosa kernel: 00000000 c1180420 c1176560 c1180d60 c014d220 c014d26b 00000000 00000000 Mar 14 03:42:25 Mimosa kernel: c03b7ae0 c03b7ae0 00000282 c0123d37 00000000 c118f13c 0000007b 0000508b Mar 14 03:42:25 Mimosa kernel: Call Trace: Mar 14 03:42:25 Mimosa kernel: [<c014d201>] drain_array+0x91/0xb0 Mar 14 03:42:25 Mimosa kernel: [<c014d220>] cache_reap+0x0/0xf0 Mar 14 03:42:25 Mimosa kernel: [<c014d26b>] cache_reap+0x4b/0xf0 Mar 14 03:42:25 Mimosa kernel: [<c0123d37>] run_workqueue+0x67/0x130 Mar 14 03:42:25 Mimosa kernel: [<c0123f3a>] worker_thread+0x13a/0x170 Mar 14 03:42:25 Mimosa kernel: [<c01123e0>] default_wake_function+0x0/0x10 Mar 14 03:42:25 Mimosa kernel: [<c0112427>] __wake_up_common+0x37/0x70 Mar 14 03:42:25 Mimosa kernel: [<c01123e0>] default_wake_function+0x0/0x10 Mar 14 03:42:25 Mimosa kernel: [<c0123e00>] worker_thread+0x0/0x170 Mar 14 03:42:25 Mimosa kernel: [<c01271a6>] kthread+0xb6/0xc0 Mar 14 03:42:25 Mimosa kernel: [<c01270f0>] kthread+0x0/0xc0 Mar 14 03:42:25 Mimosa kernel: [<c01036a3>] kernel_thread_helper+0x7/0x14 Mar 14 03:42:25 Mimosa kernel: ======================= Mar 14 03:42:25 Mimosa kernel: Code: ff 83 c4 0c 5b 5e 5f 5d c3 8b 57 20 29 d0 89 da 89 46 18 89 f8 e8 78 f1 ff ff eb da 89 33 8b 46 04 89 5e 04 89 18 89 43 04 eb cb <0f> 0b 90 8d 74 26 00 eb fe 8b 52 0c e9 57 ff ff ff 8d b6 00 00 Mar 14 03:42:25 Mimosa kernel: EIP: [<c014ca99>] free_block+0xd9/0xf0 SS:ESP 0068:c119bef0 Here is from another machine: Mar 14 08:53:47 Gemini kernel: ------------[ cut here ]------------ Mar 14 08:53:47 Gemini kernel: kernel BUG at mm/slab.c:610! Mar 14 08:53:47 Gemini kernel: invalid opcode: 0000 [#1] Mar 14 08:53:47 Gemini kernel: Modules linked in: nf_nat_pptp nf_nat_proto_gre nf_conntrack_pptp nf_conntrack_proto_gre nf_nat_ftp nf_conntrack_ftp 3c59x mii Mar 14 08:53:47 Gemini kernel: CPU: 0 Mar 14 08:53:47 Gemini kernel: EIP: 0060:[<c014ce86>] Not tainted VLI Mar 14 08:53:47 Gemini kernel: EFLAGS: 00010046 (2.6.20 #1) Mar 14 08:53:47 Gemini kernel: EIP is at free_block+0xd6/0xf0 Mar 14 08:53:47 Gemini kernel: eax: 80000000 ebx: c1000000 ecx: c9ae64e0 edx: c1135cc0 Mar 14 08:53:47 Gemini kernel: esi: c1210000 edi: c1176560 ebp: 00000000 esp: c119bef0 Mar 14 08:53:47 Gemini kernel: ds: 007b es: 007b ss: 0068 Mar 14 08:53:47 Gemini kernel: Process events/0 (pid: 3, ti=c119a000 task=c118f030 task.ti=c119a000) Mar 14 08:53:47 Gemini kernel: Stack: c1179a10 110b04c7 c1210010 c1210010 c1210000 110b04c7 c1176560 c014d5f1 Mar 14 08:53:47 Gemini kernel: 00000000 c1180420 c1176560 c1180d60 c014d610 c014d65b 00000000 00000000 Mar 14 08:53:47 Gemini kernel: c03b7a60 c03b7a60 00000282 c0124157 00000000 c118f13c 00000076 00005e32 Mar 14 08:53:47 Gemini kernel: Call Trace: Mar 14 08:53:47 Gemini kernel: [<c014d5f1>] drain_array+0x91/0xb0 Mar 14 08:53:47 Gemini kernel: [<c014d610>] cache_reap+0x0/0xf0 Mar 14 08:53:47 Gemini kernel: [<c014d65b>] cache_reap+0x4b/0xf0 Mar 14 08:53:47 Gemini kernel: [<c0124157>] run_workqueue+0x67/0x130 Mar 14 08:53:47 Gemini kernel: [<c012435a>] worker_thread+0x13a/0x170 Mar 14 08:53:47 Gemini kernel: [<c0112810>] default_wake_function+0x0/0x10 Mar 14 08:53:47 Gemini kernel: [<c0112857>] __wake_up_common+0x37/0x70 Mar 14 08:53:47 Gemini kernel: [<c0112810>] default_wake_function+0x0/0x10 Mar 14 08:53:47 Gemini kernel: [<c0124220>] worker_thread+0x0/0x170 Mar 14 08:53:47 Gemini kernel: [<c01275c6>] kthread+0xb6/0xc0 Mar 14 08:53:47 Gemini kernel: [<c0127510>] kthread+0x0/0xc0 Mar 14 08:53:47 Gemini kernel: [<c01036c7>] kernel_thread_helper+0x7/0x10 Mar 14 08:53:47 Gemini kernel: ======================= Mar 14 08:53:47 Gemini kernel: Code: ff 83 c4 0c 5b 5e 5f 5d c3 8b 57 20 29 d0 89 da 89 46 18 89 f8 e8 7b f1 ff ff eb da 89 33 8b 46 04 89 5e 04 89 18 89 43 04 eb cb <0f> 0b 90 8d b4 26 00 00 00 00 eb fe 8b 52 0c e9 57 ff ff ff 8d Mar 14 08:53:47 Gemini kernel: EIP: [<c014ce86>] free_block+0xd6/0xf0 SS:ESP 0068:c119bef0 > Also, please enable > CONFIG_DEBUG_SLAB and try to reproduce. Thanks. I'm rebuilding all kernel with this option (2.6.20.3) Thanks for the feedback. - 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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