--- Alasdair G Kergon <agk@xxxxxxxxxx> wrote: > On Wed, Oct 13, 2004 at 09:17:02AM -0700, Yue Xu > wrote: > > I can reproduce a bug by running a lvm2 snapshot > test > > Nice that it's reproducible! > > Firstly, we've just checked newer 2.4 kernel patches > into > device-mapper CVS: please re-test with them. > > If it still goes wrong, please try to provide the > full set of > (processed) kernel error messages. Sorry, here are the *processed* messages: Oct 19 15:08:56 sh11 kernel: kernel BUG at slab.c:815! Oct 19 15:08:56 sh11 kernel: invalid operand: 0000 Oct 19 15:08:56 sh11 kernel: CPU: 0 Oct 19 15:08:56 sh11 kernel: EIP: 0010:[<c013732a>] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 Oct 19 15:08:56 sh11 kernel: EFLAGS: 00010246 Oct 19 15:08:56 sh11 kernel: eax: 00000000 ebx: f2d68ce4 ecx: f7caf3c8 edx: f241f5b0 Oct 19 15:08:56 sh11 kernel: esi: f241f5a2 edi: f889183e ebp: f3025ed0 esp: f3025ea4 Oct 19 15:08:56 sh11 kernel: ds: 0018 es: 0018 ss: 0018 Oct 19 15:08:56 sh11 kernel: Process modprobe (pid: 6333, stackpage=f3025000) Oct 19 15:08:56 sh11 kernel: Stack: f2d68ce4 0000001c 00000000 f3025ec0 f2d68d04 f241f5b0 f ffffffc 0000000c Oct 19 15:08:56 sh11 kernel: 00000000 00000000 00000000 f3025ef0 f888861f f8891838 0 000001c 00000080 Oct 19 15:08:56 sh11 kernel: 00020000 00000000 00000000 f3025f04 f888867f ffffffea 0 0000000 00000000 Oct 19 15:08:56 sh11 kernel: Call Trace: [<f888861f>] [<f8891838>] [<f888867f>] [<c011f0 Oct 19 15:08:56 sh11 kernel: [<f8888060>] [<f889302c>] [<f8888060>] [<c0109187>] Oct 19 15:08:56 sh11 kernel: Code: 0f 0b 2f 03 34 dc 33 c0 8b 01 89 ca 89 c1 0f 18 00 81 fa >>EIP; c013732a <kmem_cache_create+2ca/3a0> <===== >>ebx; f2d68ce4 <_end+328e3f60/383842dc> >>ecx; f7caf3c8 <_end+3782a644/383842dc> >>edx; f241f5b0 <_end+31f9a82c/383842dc> >>esi; f241f5a2 <_end+31f9a81e/383842dc> >>edi; f889183e <[dm-mod]__ksymtab_dm_unregister_target+4/8> >>ebp; f3025ed0 <_end+32ba114c/383842dc> >>esp; f3025ea4 <_end+32ba1120/383842dc> Trace; f888861f <[dm-mod]local_init+5f/80> Trace; f8891838 <[dm-mod]__ksymtab_dm_register_target+6/8> Trace; f888867f <[dm-mod]dm_init+f/40> Trace; f8888060 <[dm-mod]generic_fls8+0/40> Trace; f889302c <[dm-mod]__kstrtab_dm_io_async+15c7/3f7b> Trace; f8888060 <[dm-mod]generic_fls8+0/40> Trace; c0109187 <system_call+33/38> Code; c013732a <kmem_cache_create+2ca/3a0> 00000000 <_EIP>: Code; c013732a <kmem_cache_create+2ca/3a0> <===== 0: 0f 0b ud2a <===== Code; c013732c <kmem_cache_create+2cc/3a0> 2: 2f das Code; c013732d <kmem_cache_create+2cd/3a0> 3: 03 34 dc add (%esp,%ebx,8),%esi Code; c0137330 <kmem_cache_create+2d0/3a0> 6: 33 c0 xor %eax,%eax Code; c0137332 <kmem_cache_create+2d2/3a0> 8: 8b 01 mov (%ecx),%eax Code; c0137334 <kmem_cache_create+2d4/3a0> a: 89 ca mov %ecx,%edx Code; c0137336 <kmem_cache_create+2d6/3a0> c: 89 c1 mov %eax,%ecx Code; c0137338 <kmem_cache_create+2d8/3a0> e: 0f 18 00 prefetchnta (%eax) Code; c013733b <kmem_cache_create+2db/3a0> 11: 81 fa 00 00 00 00 cmp $0x0,%edx _______________________________ Do you Yahoo!? Declare Yourself - Register online to vote today! http://vote.yahoo.com