Reposting stack trace from AWS Forum: http://1031641.210729 ------------ cut here ------------ http://1031641.210760 kernel BUG at /build/buildd/linux-2.6.38/mm/swapfile.c:2552! http://1031641.210775 invalid opcode: 0000 1 SMP http://1031641.210788 last sysfs file: /sys/devices/system/cpu/cpu1/cache/index2/shared_cpu_map http://1031641.210799 Modules linked in: acpiphp http://1031641.210813 http://1031641.210820 Pid: 21621, comm: apache2 Not tainted 2.6.38-8-virtual #42-Ubuntu http://1031641.210840 EIP: 0061:<c0218816> EFLAGS: 00210246 CPU: 0 http://1031641.210865 EIP is at swap_count_continued.clone.15+0x1a6/0x1b0 http://1031641.210875 EAX: f57ba9c1 EBX: 000009c1 ECX: 80000000 EDX: 00000000 http://1031641.210884 ESI: ed01f540 EDI: 00000080 EBP: e6fa3e18 ESP: e6fa3e08 http://1031641.210893 DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0069 http://1031641.210903 Process apache2 (pid: 21621, ti=e6fa2000 task=df235860 task.ti=e6fa2000) http://1031641.210915 Stack: http://1031641.210924 ed3d8700 eadcfc00 00000040 0000c9c1 e6fa3e40 c021896d 00000080 c063655d http://1031641.210956 e6fa3e40 0000c9c1 edc52000 0000c9c1 00000000 00000000 e6fa3e4c c0219820 http://1031641.210987 e72c8e20 e6fa3eac c0209471 00000000 80000000 00000041 c08c08c0 00000000 http://1031641.211018 Call Trace: http://1031641.211028 <c021896d> swap_entry_free+0x14d/0x170 http://1031641.211044 <c063655d> ? _raw_spin_lock+0xd/0x10 http://1031641.211055 <c0219820> swap_free+0x20/0x30 http://1031641.211066 <c0209471> do_swap_page+0x3b1/0x670 http://1031641.211077 <c020aee9> handle_pte_fault+0x259/0x2f0 http://1031641.211090 <c0105a54> ? pte_mfn_to_pfn+0xa4/0xc0 http://1031641.211103 <c013c95c> ? kmap_atomic_prot+0x4c/0x120 http://1031641.211114 <c020bbe9> handle_mm_fault+0x109/0x190 http://1031641.211126 <c0639d00> ? do_page_fault+0x0/0x490 http://1031641.211136 <c0639e5e> do_page_fault+0x15e/0x490 http://1031641.211148 <c020f9ad> ? sys_brk+0xdd/0x110 http://1031641.211158 <c0639d00> ? do_page_fault+0x0/0x490 http://1031641.211169 <c063706f> error_code+0x67/0x6c http://1031641.211177 Code: ff 89 f0 e8 3d 42 f2 ff 01 d8 8d 76 00 c6 00 00 ba 01 00 00 00 eb 9b 89 f8 3c 80 0f 94 c0 e9 90 fe ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 90 8d b4 26 00 00 00 00 55 89 e5 57 56 53 83 ec 14 3e 8d http://1031641.211372 EIP: <c0218816> swap_count_continued.clone.15+0x1a6/0x1b0 SS:ESP 0069:e6fa3e08 http://1031641.211406 --- end trace f28cba30297d4784 --- {/code}
Edited by: aoghina on May 28, 2011 12:18 PM
Reposting stack trace from AWS Forum: 1031641. 210729 ------------ cut here ------------ 1031641. 210760 kernel BUG at /build/ buildd/ linux-2. 6.38/mm/ swapfile. c:2552! 1031641. 210775 invalid opcode: 0000 1 SMP 1031641. 210788 last sysfs file: /sys/devices/ system/ cpu/cpu1/ cache/index2/ shared_ cpu_map 1031641. 210799 Modules linked in: acpiphp 1031641. 210813 1031641. 210820 Pid: 21621, comm: apache2 Not tainted 2.6.38-8-virtual #42-Ubuntu 1031641. 210840 EIP: 0061:<c0218816> EFLAGS: 00210246 CPU: 0 1031641. 210865 EIP is at swap_count_ continued. clone.15+ 0x1a6/0x1b0 1031641. 210875 EAX: f57ba9c1 EBX: 000009c1 ECX: 80000000 EDX: 00000000 1031641. 210884 ESI: ed01f540 EDI: 00000080 EBP: e6fa3e18 ESP: e6fa3e08 1031641. 210893 DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0069 1031641. 210903 Process apache2 (pid: 21621, ti=e6fa2000 task=df235860 task.ti=e6fa2000) 1031641. 210915 Stack: 1031641. 210924 ed3d8700 eadcfc00 00000040 0000c9c1 e6fa3e40 c021896d 00000080 c063655d 1031641. 210956 e6fa3e40 0000c9c1 edc52000 0000c9c1 00000000 00000000 e6fa3e4c c0219820 1031641. 210987 e72c8e20 e6fa3eac c0209471 00000000 80000000 00000041 c08c08c0 00000000 1031641. 211018 Call Trace: 1031641. 211028 <c021896d> swap_entry_ free+0x14d/ 0x170 1031641. 211044 <c063655d> ? _raw_spin_ lock+0xd/ 0x10 1031641. 211055 <c0219820> swap_free+0x20/0x30 1031641. 211066 <c0209471> do_swap_ page+0x3b1/ 0x670 1031641. 211077 <c020aee9> handle_ pte_fault+ 0x259/0x2f0 1031641. 211090 <c0105a54> ? pte_mfn_ to_pfn+ 0xa4/0xc0 1031641. 211103 <c013c95c> ? kmap_atomic_ prot+0x4c/ 0x120 1031641. 211114 <c020bbe9> handle_ mm_fault+ 0x109/0x190 1031641. 211126 <c0639d00> ? do_page_ fault+0x0/ 0x490 1031641. 211136 <c0639e5e> do_page_ fault+0x15e/ 0x490 1031641. 211148 <c020f9ad> ? sys_brk+0xdd/0x110 1031641. 211158 <c0639d00> ? do_page_ fault+0x0/ 0x490 1031641. 211169 <c063706f> error_code+ 0x67/0x6c 1031641. 211177 Code: ff 89 f0 e8 3d 42 f2 ff 01 d8 8d 76 00 c6 00 00 ba 01 00 00 00 eb 9b 89 f8 3c 80 0f 94 c0 e9 90 fe ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 90 8d b4 26 00 00 00 00 55 89 e5 57 56 53 83 ec 14 3e 8d 1031641. 211372 EIP: <c0218816> swap_count_ continued. clone.15+ 0x1a6/0x1b0 SS:ESP 0069:e6fa3e08 1031641. 211406 --- end trace f28cba30297d4784 ---
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{/code}
Edited by: aoghina on May 28, 2011 12:18 PM