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Date: Wed, 06 Jun 2007 17:18:40 +0200
From: Michal Piotrowski <michal.k.k.piotrowski@...il.com>
To: Cedric Le Goater <clg@...ibm.com>
CC: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org, Nick Piggin <npiggin@...e.de>
Subject: Re: 2.6.22-rc4-mm1
Cedric Le Goater pisze:
> Hi Andrew,
>
> When CONFIG_DEBUG_VM=y, boot on i386 and s390 (the only one tested) ends
> with the following.
>
> C.
>
> ------------[ cut here ]------------
> kernel BUG at mm/rmap.c:557!
> invalid opcode: 0000 [#1]
> CPU: 0
> EIP: 0060:[<c013cbbd>] Not tainted VLI
> EFLAGS: 00000206 (2.6.22-rc4-mm1 #1)
> EIP is at __page_check_anon_rmap+0x21/0x28
> eax: c15bd431 ebx: c1024700 ecx: 000bffa6 edx: c15bb6d0
> esi: c1024700 edi: 01238045 ebp: c1423e9c esp: c1423e98
> ds: 007b es: 007b fs: 0000 gs: 0033 ss: 0068
> Process init (pid: 1, ti=c1422000 task=c14216b0 task.ti=c1422000)
> Stack: c1024700 c1423ea8 c013d631 01238045 c1423ef8 c01392a6 c15bb6d0 c15afc40
> c15afa40 c15aebfc c15c3bfc bffa7000 bffa6000 bffa7000 c15bae98 c15d5e98
> 00000000 c15afa90 c15afc90 00000000 00000002 c15d66f0 00000000 c15bb6d0
> Call Trace:
> [<c010282d>] show_trace_log_lvl+0x1a/0x2f
> [<c01028dd>] show_stack_log_lvl+0x9b/0xa3
> [<c0102a94>] show_registers+0x1af/0x280
> [<c0102c4b>] die+0xe6/0x1e5
> [<c0102dd3>] do_trap+0x89/0xa2
> [<c010313e>] do_invalid_op+0x88/0x92
> [<c024d142>] error_code+0x6a/0x70
> [<c013d631>] page_dup_rmap+0x1b/0x21
> [<c01392a6>] copy_page_range+0x22b/0x2d0
> [<c01109bc>] copy_process+0x964/0xf54
> [<c01110d1>] do_fork+0x98/0x1b8
> [<c0100716>] sys_clone+0x33/0x39
> [<c010226c>] syscall_call+0x7/0xb
> =======================
> Code: 2a c0 ff 05 30 67 2f c0 5d c3 55 89 e5 53 89 c3 8b 42 3c 40 39 43 10 74 04 0f 0b eb fe 2b 4a 04 c1 e9 0c 03 4a 44 39 4b 14 74 04 <0f> 0b eb fe 5b 5d c3 55 89 e5 53 89 c3 8b 42 3c 85 c0 75 04 0f
> EIP: [<c013cbbd>] __page_check_anon_rmap+0x21/0x28 SS:ESP 0068:c1423e98
> Kernel panic - not syncing: Attempted to kill init!
> -
Same problem here
http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.22-rc4-mm1/console.log
http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.22-rc4-mm1/mm-config2
l *__page_check_anon_rmap+0x49
0xc1075ee5 is in __page_check_anon_rmap (mm/rmap.c:557).
552 * over the call to page_add_new_anon_rmap.
553 */
554 struct anon_vma *anon_vma = vma->anon_vma;
555 anon_vma = (void *) anon_vma + PAGE_MAPPING_ANON;
556 BUG_ON(page->mapping != (struct address_space *)anon_vma);
557 BUG_ON(page->index != linear_page_index(vma, address));
558 #endif
559 }
560
561 /**
I'll try to revert mm-merge-populate-and-nopage-into-fault-fixes-nonlinear.patch
Regards,
Michal
--
"Najbardziej brakowało mi twojego milczenia."
-- Andrzej Sapkowski "Coś więcej"
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