Messages in this thread | | | Date | Thu, 24 Mar 2005 23:12:50 -0500 | From | Miles Lane <> | Subject | OOPS running "ls -l /sys/class/i2c-adapter/*"-- 2.6.12-rc1-mm2 |
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root@Monkey100:/sys/class/i2c-adapter# ls * -l root@Monkey100:/sys# cat */*/*/*
ksymoops 2.4.9 on i686 2.6.12-rc1-mm2. Options used -o /lib/modules/2.6.12-rc1-mm2 (specified) -m /boot/System.map-2.6.12-rc1-mm2 (specified)
Unable to handle kernel paging request at virtual address 24fc1024 c0198448 *pde = 00000000 Oops: 0000 [#1] CPU: 0 EIP: 0060:[<c0198448>] Not tainted VLI Using defaults from ksymoops -t elf32-i386 -a i386 EFLAGS: 00210206 (2.6.12-rc1-mm2) eax: 00000001 ebx: c039f820 ecx: 00000001 edx: 24fc1000 esi: e75b6cc4 edi: f7c015e4 ebp: e7b93e94 esp: e7b93e94 ds: 007b es: 007b ss: 0068 Stack: e7b93eb8 c0198644 f7c01694 00000000 f7c015e4 e7b93eb8 c039f820 e75b6cc4 f7c015e4 e7b93edc c0198790 f7c01694 f7c015e4 e712a000 f7c01694 e712a000 fffffff4 e7b93f10 e7b93ef8 c019884f e75b6cc4 e712a000 ffffffea e75b6cc4 Call Trace: [<c010410f>] show_stack+0x7f/0xa0 [<c01042aa>] show_registers+0x15a/0x1c0 [<c01044ac>] die+0xfc/0x190 [<c011450b>] do_page_fault+0x31b/0x670 [<c0103cf3>] error_code+0x4f/0x54 [<c0198644>] sysfs_get_target_path+0x14/0x80 [<c0198790>] sysfs_getlink+0xe0/0x150 [<c019884f>] sysfs_follow_link+0x4f/0x60 [<c016b46f>] generic_readlink+0x2f/0x90 [<c01635b6>] sys_readlink+0x86/0x90 [<c0103249>] syscall_call+0x7/0xb Code: 42 70 e8 a4 fc 19 00 e9 f3 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 31 c0 89 e5 8b 55 08<8b> 52 24 40 85 d2 75 f8 c9 c3 8d b4 26 00 00 00 00 8d bc 27 00
>>EIP; c0198448 <object_depth+8/20> <=====
>>ebx; c039f820 <sysfs_rename_sem+0/c> >>edx; 24fc1000 <phys_startup_32+24ec1000/c0000000> >>esi; e75b6cc4 <pg0+270ebcc4/3fb33400> >>edi; f7c015e4 <pg0+377365e4/3fb33400> >>ebp; e7b93e94 <pg0+276c8e94/3fb33400> >>esp; e7b93e94 <pg0+276c8e94/3fb33400>
Trace; c010410f <show_stack+7f/a0> Trace; c01042aa <show_registers+15a/1c0> Trace; c01044ac <die+fc/190> Trace; c011450b <do_page_fault+31b/670> Trace; c0103cf3 <error_code+4f/54> Trace; c0198644 <sysfs_get_target_path+14/80> Trace; c0198790 <sysfs_getlink+e0/150> Trace; c019884f <sysfs_follow_link+4f/60> Trace; c016b46f <generic_readlink+2f/90> Trace; c01635b6 <sys_readlink+86/90> Trace; c0103249 <syscall_call+7/b>
This architecture has variable length instructions, decoding before eip is unreliable, take these instructions with a pinch of salt.
Code; c019841d <.text.lock.dir+d7/fa> 00000000 <_EIP>: Code; c019841d <.text.lock.dir+d7/fa> 0: 42 inc %edx Code; c019841e <.text.lock.dir+d8/fa> 1: 70 e8 jo ffffffeb <_EIP+0xffffffeb> Code; c0198420 <.text.lock.dir+da/fa> 3: a4 movsb %ds:(%esi),%es:(%edi) Code; c0198421 <.text.lock.dir+db/fa> 4: fc cld Code; c0198422 <.text.lock.dir+dc/fa> 5: 19 00 sbb %eax,(%eax) Code; c0198424 <.text.lock.dir+de/fa> 7: e9 f3 fe ff ff jmp fffffeff <_EIP+0xfffffeff> Code; c0198429 <.text.lock.dir+e3/fa> c: 90 nop Code; c019842a <.text.lock.dir+e4/fa> d: 90 nop Code; c019842b <.text.lock.dir+e5/fa> e: 90 nop Code; c019842c <.text.lock.dir+e6/fa> f: 90 nop Code; c019842d <.text.lock.dir+e7/fa> 10: 90 nop Code; c019842e <.text.lock.dir+e8/fa> 11: 90 nop Code; c019842f <.text.lock.dir+e9/fa> 12: 90 nop Code; c0198430 <.text.lock.dir+ea/fa> 13: 90 nop Code; c0198431 <.text.lock.dir+eb/fa> 14: 90 nop Code; c0198432 <.text.lock.dir+ec/fa> 15: 90 nop Code; c0198433 <.text.lock.dir+ed/fa> 16: 90 nop Code; c0198434 <.text.lock.dir+ee/fa> 17: 90 nop Code; c0198435 <.text.lock.dir+ef/fa> 18: 90 nop Code; c0198436 <.text.lock.dir+f0/fa> 19: 90 nop Code; c0198437 <.text.lock.dir+f1/fa> 1a: 90 nop Code; c0198438 <.text.lock.dir+f2/fa> 1b: 90 nop Code; c0198439 <.text.lock.dir+f3/fa> 1c: 90 nop Code; c019843a <.text.lock.dir+f4/fa> 1d: 90 nop Code; c019843b <.text.lock.dir+f5/fa> 1e: 90 nop Code; c019843c <.text.lock.dir+f6/fa> 1f: 90 nop Code; c019843d <.text.lock.dir+f7/fa> 20: 90 nop Code; c019843e <.text.lock.dir+f/60> Trace; c01681de <__link_path_walk+8ce/ec0> Trace; c016885f <link_path_walk+8f/190> Trace; c0168c45 <path_lookup+95/170> Trace; c01693ef <open_namei+7f/650> Trace; c015823c <filp_open+3c/60> Trace; c01586e8 <sys_open+48/d0> Trace; c0103249 <syscall_call+7/b>
This architecture has variable length instructions, decoding before eip is unreliable, take these instructions with a pinch of salt.
Code; c019841d <.text.lock.dir+d7/fa> 00000000 <_EIP>: Code; c019841d <.text.lock.dir+d7/fa> 0: 42 inc %edx Code; c019841e <.text.lock.dir+d8/fa> 1: 70 e8 jo ffffffeb <_EIP+0xffffffeb> Code; c0198420 <.text.lock.dir+da/fa> 3: a4 movsb %ds:(%esi),%es:(%
----------------------------------------------
<1>Unable to handle kernel paging request at virtual address 36bc3024 c0198448 *pde = 00000000 Oops: 0000 [#6] CPU: 0 EIP: 0060:[<c0198448>] Not tainted VLI EFLAGS: 00210206 (2.6.12-rc1-mm2) eax: 00000001 ebx: c039f820 ecx: 00000001 edx: 36bc3000 esi: e75b6cc4 edi: f7c015e4 ebp: e3423dc4 esp: e3423dc4 ds: 007b es: 007b ss: 0068 Stack: e3423de8 c0198644 f7c01694 00000000 f7c015e4 e3423de8 c039f820 e75b6cc4 f7c015e4 e3423e0c c0198790 f7c01694 f7c015e4 e02fe000 f7c01694 e02fe000 fffffff4 e3423f50 e3423e28 c019884f e75b6cc4 e02fe000 e3423e64 e3422000 Call Trace: [<c010410f>] show_stack+0x7f/0xa0 [<c01042aa>] show_registers+0x15a/0x1c0 [<c01044ac>] die+0xfc/0x190 [<c011450b>] do_page_fault+0x31b/0x670 [<c0103cf3>] error_code+0x4f/0x54 [<c0198644>] sysfs_get_target_path+0x14/0x80 [<c0198790>] sysfs_getlink+0xe0/0x150 [<c019884f>] sysfs_follow_link+0x4f/0x60 [<c01681de>] __link_path_walk+0x8ce/0xec0 [<c016885f>] link_path_walk+0x8f/0x190 [<c0168c45>] path_lookup+0x95/0x170 [<c01693ef>] open_namei+0x7f/0x650 [<c015823c>] filp_open+0x3c/0x60 [<c01586e8>] sys_open+0x48/0xd0 [<c0103249>] syscall_call+0x7/0xb Code: 42 70 e8 a4 fc 19 00 e9 f3 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 31 c0 89 e5 8b 55 08<8b> 52 24 40 85 d2 75 f8 c9 c3 8d b4 26 00 00 00 00 8d bc 27 00
>>EIP; c0198448 <object_depth+8/20> <=====
>>ebx; c039f820 <sysfs_rename_sem+0/c> >>edx; 36bc3000 <phys_startup_32+36ac3000/c0000000> >>esi; e75b6cc4 <pg0+270ebcc4/3fb33400> >>edi; f7c015e4 <pg0+377365e4/3fb33400> >>ebp; e3423dc4 <pg0+22f58dc4/3fb33400> >>esp; e3423dc4 <pg0+22f58dc4/3fb33400>
Trace; c010410f <show_stack+7f/a0> Trace; c01042aa <show_registers+15a/1c0> Trace; c01044ac <die+fc/190> Trace; c011450b <do_page_fault+31b/670> Trace; c0103cf3 <error_code+4f/54> Trace; c0198644 <sysfs_get_target_path+14/80> Trace; c0198790 <sysfs_getlink+e0/150> Trace; c019884f <sysfs_follow_link+4f/60> Trace; c01681de <__link_path_walk+8ce/ec0> Trace; c016885f <link_path_walk+8f/190> Trace; c0168c45 <path_lookup+95/170> Trace; c01693ef <open_namei+7f/650> Trace; c015823c <filp_open+3c/60> Trace; c01586e8 <sys_open+48/d0> Trace; c0103249 <syscall_call+7/b>
This architecture has variable length instructions, decoding before eip is unreliable, take these instructions with a pinch of salt.
Code; c019841d <.text.lock.dir+d7/fa> 00000000 <_EIP>: Code; c019841d <.text.lock.dir+d7/fa> 0: 42 inc %edx Code; c019841e <.text.lock.dir+d8/fa> 1: 70 e8 jo ffffffeb <_EIP+0xffffffeb> Code; c0198420 <.text.lock.dir+da/fa> 3: a4 movsb %ds:(%esi),%es:(%edi) Code; c0198421 <.text.lock.dir+db/fa> 4: fc cld Code; c0198422 <.text.lock.dir+dc/fa> 5: 19 00 sbb %eax,(%eax) Code; c0198424 <.text.lock.dir+de/fa> 7: e9 f3 fe ff ff jmp fffffeff <_EIP+0xfffftext.lock.dir+f1/fa> 1a: 90 nop Code; c0198438 <.text.lock.dir+f2/fa> 1b: 90 nop Code; c0198439 <.text.lock.dir+f3/fa> 1c: 90 nop Code; c019843a <.text.lock.dir+f4/fa> 1d: 90 nop Code; c019843b <.text.lock.dir+f5/fa> 1e: 90 nop Code; c019843c <.text.lock.dir+f6/fa> 1f: 90 nop Code; c019843d <.text.lock.dir+f7/fa> 20: 90 nop Code; c019843e <.text.lock.dir+f8/fa> 21: 90 nop Code; c019843f <.text.lock.dir+f9/fa> 22: 90 nop Code; c0198440 <object_depth+0/20> 23: 55 push %ebp Code; c0198441 <object_depth+1/20> 24: 31 c0 xor %eax,%eax Code; c0198443 <object_depth+3/20> 26: 89 e5 mov %esp,%ebp Code; c0198445 <object_depth+5/20> 28: 8b 55 08 mov 0x8(%ebp),%edx
This decode from eip onwards should be reliable
Code; c0198448 <object_depth+8/20> 00000000 <_EIP>: Code; c0198448 <object_depth+8/20> <===== 0: 8b 52 24 mov 0x24(%edx),%edx <===== Code; c019844b <object_depth+b/20> 3: 40 inc %eax Code; c019844c <object_depth+c/20> 4: 85 d2 test %edx,%edx Code; c019844e <object_depth+e/20> 6: 75 f8 jne 0 <_EIP> Code; c0198450 <object_depth+10/20> 8: c9 leave Code; c0198451 <object_depth+11/20> 9: c3 ret Code; c0198452 <object_depth+12/20> a: 8d b4 26 00 00 00 00 lea 0x0(%esi),%esi Code; c0198459 <object_depth+19/20> 11: 8d .byte 0x8d Code; c019845a <object_depth+1a/20> 12: bc .byte 0xbc Code; c019845b <object_depth+1b/20> 13: 27 daa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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