Messages in this thread | | | Date | Sun, 18 Jul 1999 23:16:02 +0300 (EEST) | From | Dragos Acostachioaie <> | Subject | 2.2.10 oops |
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Hi all,
This morning I discovered a series of oops in the logs. They occurred while cron was doing a "vacuum" on a PostgreSQL database. The 'postmaster' process was stuck in 'D' state, so I had to reboot the machine... The uptime was about 2 weeks. I never had problems on this machine on 2.2.9 or older kernels (2.1.120 >).
Some hardware details:
Supermicro P6LDX Dual 1 x Pentium II/266 128 MB SDRAM Adaptec 7880U on-board SMC EtherPower II WD Enterprise 4.3 GB Ultra Wide
The oops is attached.
Regards, Dragos.
--------------------------------------------------------------------- Dragos Acostachioaie dragos@iname.com http://www.arbornet.org/~dragos Phone: +40-94-564548 Fax: +40-32-143902 --------------------------------------------------------------------- Jul 18 04:06:48 peak kernel: kmem_free: Bad obj addr (objp=c7dcfde0, name=buffer_head) Jul 18 04:06:48 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:06:48 peak kernel: current->tss.cr3 = 00101000, %cr3 = 00101000 Jul 18 04:06:48 peak kernel: *pde = 00000000 Jul 18 04:06:48 peak kernel: Oops: 0002 Jul 18 04:06:48 peak kernel: CPU: 0 Jul 18 04:06:48 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:06:48 peak kernel: EFLAGS: 00010292 Jul 18 04:06:48 peak kernel: eax: 0000003d ebx: c7dcfde0 ecx: ffffffff edx: 0000003c Jul 18 04:06:48 peak kernel: esi: c009e740 edi: 00000292 ebp: 000e0034 esp: c0097f70 Jul 18 04:06:48 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:06:48 peak kernel: Process kswapd (pid: 4, process nr: 4, stackpage=c0097000) Jul 18 04:06:48 peak kernel: Stack: c4c883e0 c026af98 c7dcfe3c c009e740 c0124ae1 c009e740 c7dcfde0 c7dcfde0 Jul 18 04:06:48 peak kernel: c4c883e0 c01253fb c7dcfde0 c7dcfde0 c026af98 000001ff 00000030 c0096000 Jul 18 04:06:48 peak kernel: c011ac42 c026af98 00000014 00000006 c011f902 00000006 00000030 00000000 Jul 18 04:06:48 peak kernel: Call Trace: [put_unused_buffer_head+33/76] [try_to_free_buffers+75/132] [shrink_mmap+214/300] [do_try_to_free_pages+38/120] [tvecs+6446/50085] [kswapd+83/196] [get_options+0/116] Jul 18 04:06:48 peak kernel: [kernel_thread+35/48] Jul 18 04:06:48 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:06:49 peak kernel: kmem_free: Bad obj addr (objp=c7dcfb40, name=buffer_head) Jul 18 04:06:49 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:06:49 peak kernel: current->tss.cr3 = 054db000, %cr3 = 054db000 Jul 18 04:06:49 peak kernel: *pde = 00000000 Jul 18 04:06:49 peak kernel: Oops: 0002 Jul 18 04:06:49 peak kernel: CPU: 0 Jul 18 04:06:49 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:06:49 peak kernel: EFLAGS: 00010282 Jul 18 04:06:49 peak kernel: eax: 0000003d ebx: c7dcfb40 ecx: 0000001c edx: 0000001f Jul 18 04:06:49 peak kernel: esi: c009e740 edi: 00000282 ebp: 000e0034 esp: c1433df8 Jul 18 04:06:49 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:06:49 peak kernel: Process postmaster (pid: 28996, process nr: 79, stackpage=c1433000) Jul 18 04:06:49 peak kernel: Stack: 00000001 00000400 c7dcfb9c c01c0080 c0124ae1 c009e740 c7dcfb40 c313c080 Jul 18 04:06:49 peak kernel: 00000001 c0124b27 c7dcfb40 00000000 00000001 c0124bee 00000001 00000400 Jul 18 04:06:49 peak kernel: 00000802 00000470 c6cff210 c1433e50 c1433e50 c1432000 c1432000 00000000 Jul 18 04:06:49 peak kernel: Call Trace: [rw_intr+0/1540] [put_unused_buffer_head+33/76] [get_unused_buffer_head+27/160] [create_buffers+66/408] [brw_page+131/872] [__brelse+19/84] [ext2_bmap+360/584] Jul 18 04:06:49 peak kernel: [generic_readpage+129/144] [try_to_read_ahead+266/288] [do_generic_file_read+758/1508] [generic_file_read+99/124] [file_read_actor+0/80] [sys_read+174/196] [system_call+52/56] Jul 18 04:06:49 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:07:35 peak kernel: kmem_free: Bad obj addr (objp=c7dcfd80, name=buffer_head) Jul 18 04:07:35 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:07:35 peak kernel: current->tss.cr3 = 054db000, %cr3 = 054db000 Jul 18 04:07:35 peak kernel: *pde = 00000000 Jul 18 04:07:35 peak kernel: Oops: 0002 Jul 18 04:07:35 peak kernel: CPU: 0 Jul 18 04:07:35 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:07:35 peak kernel: EFLAGS: 00010292 Jul 18 04:07:35 peak kernel: eax: 0000003d ebx: c7dcfd80 ecx: 0000001a edx: 00000021 Jul 18 04:07:35 peak kernel: esi: c009e740 edi: 00000292 ebp: 000e0034 esp: c1433e90 Jul 18 04:07:35 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:07:35 peak kernel: Process postmaster (pid: 29011, process nr: 79, stackpage=c1433000) Jul 18 04:07:35 peak kernel: Stack: c7dcfd80 c02bdcc0 c7dcfddc 00000064 c0124ae1 c009e740 c7dcfd80 c7dcfd80 Jul 18 04:07:35 peak kernel: c7dcfd80 c01253fb c7dcfd80 c7dcfd80 c02bdcc0 000001ff 00000013 00000000 Jul 18 04:07:35 peak kernel: c011ac42 c02bdcc0 00000004 00000006 c011f902 00000006 00000013 00000001 Jul 18 04:07:35 peak kernel: Call Trace: [put_unused_buffer_head+33/76] [try_to_free_buffers+75/132] [shrink_mmap+214/300] [do_try_to_free_pages+38/120] [try_to_free_pages+35/48] [__get_free_pages+108/440] [do_anonymous_page+111/128] Jul 18 04:07:35 peak kernel: [do_generic_file_read+1144/1508] [generic_file_read+99/124] [file_read_actor+0/80] [sys_read+174/196] [system_call+52/56] [startup_32+43/286] Jul 18 04:07:35 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:07:39 peak kernel: kmem_free: Bad obj addr (objp=c7dcf840, name=buffer_head) Jul 18 04:07:39 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:07:39 peak kernel: current->tss.cr3 = 054db000, %cr3 = 054db000 Jul 18 04:07:39 peak kernel: *pde = 00000000 Jul 18 04:07:39 peak kernel: Oops: 0002 Jul 18 04:07:39 peak kernel: CPU: 0 Jul 18 04:07:39 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:07:39 peak kernel: EFLAGS: 00010282 Jul 18 04:07:39 peak kernel: eax: 0000003d ebx: c7dcf840 ecx: 00000023 edx: 00000018 Jul 18 04:07:39 peak kernel: esi: c009e740 edi: 00000282 ebp: 000e0034 esp: c1433df8 Jul 18 04:07:39 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:07:39 peak kernel: Process postmaster (pid: 29013, process nr: 79, stackpage=c1433000) Jul 18 04:07:39 peak kernel: Stack: 00000001 00000400 c7dcf89c c2adf000 c0124ae1 c009e740 c7dcf840 c7dcfe40 Jul 18 04:07:39 peak kernel: 00000001 c0124b27 c7dcf840 00000000 00000001 c0124bee 00000001 00000400 Jul 18 04:07:39 peak kernel: 00000802 000002a8 c3ee9ed0 c1433e50 c1433e50 c1432000 c1432000 00000000 Jul 18 04:07:39 peak kernel: Call Trace: [put_unused_buffer_head+33/76] [get_unused_buffer_head+27/160] [create_buffers+66/408] [brw_page+131/872] [__brelse+19/84] [ext2_bmap+360/584] [generic_readpage+129/144] Jul 18 04:07:39 peak kernel: [try_to_read_ahead+266/288] [do_generic_file_read+758/1508] [generic_file_read+99/124] [file_read_actor+0/80] [sys_read+174/196] [system_call+52/56] Jul 18 04:07:39 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:08:11 peak kernel: kmem_free: Bad obj addr (objp=c7dcf1e0, name=buffer_head) Jul 18 04:08:11 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:08:11 peak kernel: current->tss.cr3 = 054db000, %cr3 = 054db000 Jul 18 04:08:11 peak kernel: *pde = 00000000 Jul 18 04:08:11 peak kernel: Oops: 0002 Jul 18 04:08:11 peak kernel: CPU: 0 Jul 18 04:08:11 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:08:11 peak kernel: EFLAGS: 00010282 Jul 18 04:08:11 peak kernel: eax: 0000003d ebx: c7dcf1e0 ecx: 0000001a edx: 00000021 Jul 18 04:08:11 peak kernel: esi: c009e740 edi: 00000282 ebp: 000e0034 esp: c1433e6c Jul 18 04:08:11 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:08:11 peak kernel: Process postmaster (pid: 29024, process nr: 79, stackpage=c1433000) Jul 18 04:08:11 peak kernel: Stack: c4992b00 c02f7628 c7dcf23c 00000100 c0124ae1 c009e740 c7dcf1e0 c7dcf1e0 Jul 18 04:08:11 peak kernel: c4992b00 c01253fb c7dcf1e0 c7dcf1e0 c02f7628 000001ff 00000013 00289000 Jul 18 04:08:11 peak kernel: c011ac42 c02f7628 00000004 00000006 c011f902 00000006 00000013 00000001 Jul 18 04:08:11 peak kernel: Call Trace: [put_unused_buffer_head+33/76] [try_to_free_buffers+75/132] [shrink_mmap+214/300] [do_try_to_free_pages+38/120] [try_to_free_pages+35/48] [__get_free_pages+108/440] [try_to_read_ahead+47/288] Jul 18 04:08:11 peak kernel: [do_generic_file_read+758/1508] [generic_file_read+99/124] [file_read_actor+0/80] [sys_read+174/196] [system_call+52/56] Jul 18 04:08:11 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:08:11 peak kernel: kmem_free: Bad obj addr (objp=c7dcf240, name=buffer_head) Jul 18 04:08:11 peak kernel: kmem_free: Bad obj addr (objp=c7dcfba0, name=buffer_head) Jul 18 04:08:11 peak kernel: kmem_free: Bad obj addr (objp=c7dcf480, name=buffer_head) Jul 18 04:08:11 peak kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jul 18 04:08:11 peak kernel: current->tss.cr3 = 07948000, %cr3 = 07948000 Jul 18 04:08:11 peak kernel: *pde = 00000000 Jul 18 04:08:11 peak kernel: Oops: 0002 Jul 18 04:08:11 peak kernel: CPU: 0 Jul 18 04:08:11 peak kernel: EIP: 0010:[kmem_cache_free+333/372] Jul 18 04:08:11 peak kernel: EFLAGS: 00010282 Jul 18 04:08:11 peak kernel: eax: 0000003d ebx: c7dcf480 ecx: ffffffff edx: 0000003c Jul 18 04:08:11 peak kernel: esi: c009e740 edi: 00000282 ebp: 000e0034 esp: c794be9c Jul 18 04:08:11 peak kernel: ds: 0018 es: 0018 ss: 0018 Jul 18 04:08:11 peak kernel: Process rpc.nfsd (pid: 351, process nr: 16, stackpage=c794b000) Jul 18 04:08:11 peak kernel: Stack: c7dcf480 c02f76f0 c7dcf4dc c794a3a8 c0124ae1 c009e740 c7dcf480 c7dcf480 Jul 18 04:08:11 peak kernel: c7dcf480 c01253fb c7dcf480 c7dcf480 c02f76f0 000001ff 00000015 0000041f Jul 18 04:08:11 peak kernel: c011ac42 c02f76f0 00000020 00000006 c011f902 00000006 00000015 00000001 Jul 18 04:08:11 peak kernel: Call Trace: [put_unused_buffer_head+33/76] [try_to_free_buffers+75/132] [shrink_mmap+214/300] [do_try_to_free_pages+38/120] [try_to_free_pages+35/48] [__get_free_pages+108/440] [do_select+49/532] Jul 18 04:08:11 peak kernel: [do_getitimer+165/176] [sys_select+1014/1372] [system_call+52/56] Jul 18 04:08:11 peak kernel: Code: c7 05 00 00 00 00 00 00 00 00 eb 12 8d 76 00 56 53 68 3e 07 Jul 18 04:22:02 peak kernel: kmem_free: Bad obj addr (objp=c7dcf360, name=buffer_head)
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