NMI Watchdog detected LOCKUP on CPU0, eip c023884c, registers: Kernel 2.4.9-e.25smp CPU: 0 EIP: 0010:[<c023884c>] Not tainted EFLAGS: 00000086 EIP is at stext_lock [kernel] 0x84c eax: c02f7e70 ebx: c02f7e70 ecx: 00000001 edx: 00000003 esi: e3aee324 edi: c02f7e70 ebp: f5745e44 esp: f5745e2c ds: 0018 es: 0018 ss: 0018 Process httpd (pid: 31352, stackpage=f5745000) Stack: 00000000 00000282 00000003 c02f7e70 e3aee324 e3aee200 e3aee328 c0141762 e3aee200 00000000 c6e9c9e0 00000000 c0141804 e3aee200 00000000 f5745e6c c02f7e48 c7d71400 f5745ec0 e3aee200 c01417a0 c012d1f1 c6e9c9e0 40291000 Call Trace: [<c0141762>] shmem_getbigpage [kernel] 0xc2 [<c0141804>] shmem_nopage [kernel] 0x64 [<c01417a0>] shmem_nopage [kernel] 0x0 [<c012d1f1>] do_no_page [kernel] 0x91 [<c012d596>] handle_mm_fault [kernel] 0x96 [<c0117f80>] do_page_fault [kernel] 0x0 [<c0118126>] do_page_fault [kernel] 0x1a6 [<c0178cf5>] ipc_addid [kernel] 0x15 [<c017a62d>] newary [kernel] 0x8d [<c017b57e>] sys_semctl [kernel] 0x5e [<c010c9eb>] sys_ipc [kernel] 0x9b [<c0117f80>] do_page_fault [kernel] 0x0 [<c01074c0>] error_code [kernel] 0x38 Code: 7e f9 e9 44 0f ee ff 80 3f 00 f3 90 7e f9 e9 c8 0f ee ff 80 console shuts up ...
Oopses with the -e.40.9 debug kernel provided by Don: kernel BUG at filemap.c:104! invalid operand: 0000 Kernel 2.4.9-e.40.9.debugenterprise CPU: 3 EIP: 0010:[<c013122d>] Not tainted EFLAGS: 00010292 EIP is at add_to_page_cache_locked [kernel] 0x7d eax: 00000020 ebx: c6e6659c ecx: c02f83e4 edx: 00005196 esi: c02f9b20 edi: 301db7c8 ebp: f72dee58 esp: f7f59e8c ds: 0018 es: 0018 ss: 0018 Process krefilld (pid: 12, stackpage=f7f59000) Stack: c0267d7e 00000068 c6e6659c 0011d100 63633047 00000001 c013f36f c6e6659c c02f9b20 0011d100 c6e6659c c013a9ce c6e6659c 0011d100 0011d100 63633047 00000001 f7f59ed4 fffd08a0 c5c14824 c1000010 fffd0af0 00000163 40d5e000 Call Trace: [<c0267d7e>] .rodata.str1.1 [kernel] 0x2b99 (0xf7f59e8c) [<c013f36f>] add_to_swap_cache [kernel] 0x7f (0xf7f59ea4) [<c013a9ce>] try_to_swap_out [kernel] 0x1ce (0xf7f59eb8) [<c013abe1>] swap_out_pmd [kernel] 0x181 (0xf7f59ef0) [<c01212ac>] tasklet_hi_action [kernel] 0x6c (0xf7f59f10) [<c013acf3>] swap_out_vma [kernel] 0xb3 (0xf7f59f2c) [<c013ad9c>] swap_out_mm [kernel] 0x4c (0xf7f59f80) [<c013ae80>] swap_out [kernel] 0xb0 (0xf7f59fa4) [<c013d893>] refill_inactive [kernel] 0x103 (0xf7f59fb8) [<c0267eec>] .rodata.str1.1 [kernel] 0x2d07 (0xf7f59fd0) [<c013df44>] krefilld [kernel] 0x54 (0xf7f59fdc) [<c0105000>] stext [kernel] 0x0 (0xf7f59fec) [<c0105856>] arch_kernel_thread [kernel] 0x26 (0xf7f59ff0) [<c013def0>] krefilld [kernel] 0x0 (0xf7f59ff8) Code: 0f 0b 58 5a f0 fe 4e 1c 0f 88 5e 94 10 00 ff 46 18 8b 06 89 CPU#2 is frozen. CPU#1 is frozen. CPU#0 is frozen. < netdump activated - performing handshake with the client. > And: kernel BUG at filemap.c:104! invalid operand: 0000 Kernel 2.4.9-e.40.9.debugenterprise CPU: 3 EIP: 0010:[<c013122d>] Not tainted EFLAGS: 00010292 EIP is at add_to_page_cache_locked [kernel] 0x7d eax: 00000020 ebx: c6e6659c ecx: c02f83e4 edx: 00005196 esi: c02f9b20 edi: 301db7c8 ebp: f72dee58 esp: f7f59e8c ds: 0018 es: 0018 ss: 0018 Process krefilld (pid: 12, stackpage=f7f59000) Stack: c0267d7e 00000068 c6e6659c 0011d100 63633047 00000001 c013f36f c6e6659c c02f9b20 0011d100 c6e6659c c013a9ce c6e6659c 0011d100 0011d100 63633047 00000001 f7f59ed4 fffd08a0 c5c14824 c1000010 fffd0af0 00000163 40d5e000 Call Trace: [<c0267d7e>] .rodata.str1.1 [kernel] 0x2b99 (0xf7f59e8c) [<c013f36f>] add_to_swap_cache [kernel] 0x7f (0xf7f59ea4) [<c013a9ce>] try_to_swap_out [kernel] 0x1ce (0xf7f59eb8) [<c013abe1>] swap_out_pmd [kernel] 0x181 (0xf7f59ef0) [<c01212ac>] tasklet_hi_action [kernel] 0x6c (0xf7f59f10) [<c013acf3>] swap_out_vma [kernel] 0xb3 (0xf7f59f2c) [<c013ad9c>] swap_out_mm [kernel] 0x4c (0xf7f59f80) [<c013ae80>] swap_out [kernel] 0xb0 (0xf7f59fa4) [<c013d893>] refill_inactive [kernel] 0x103 (0xf7f59fb8) [<c0267eec>] .rodata.str1.1 [kernel] 0x2d07 (0xf7f59fd0) [<c013df44>] krefilld [kernel] 0x54 (0xf7f59fdc) [<c0105000>] stext [kernel] 0x0 (0xf7f59fec) [<c0105856>] arch_kernel_thread [kernel] 0x26 (0xf7f59ff0) [<c013def0>] krefilld [kernel] 0x0 (0xf7f59ff8) Code: 0f 0b 58 5a f0 fe 4e 1c 0f 88 5e 94 10 00 ff 46 18 8b 06 89 CPU#2 is frozen. CPU#1 is frozen. CPU#0 is frozen. < netdump activated - performing handshake with the client. > That seems to narrow it down.
This bug is filed against RHEL2.1, which is in maintenance phase. During the maintenance phase, only security errata and select mission critical bug fixes will be released for enterprise products. Since this bug does not meet that criteria, it is now being closed. For more information of the RHEL errata support policy, please visit: http://www.redhat.com/security/updates/errata/ If you feel this bug is indeed mission critical, please contact your support representative. You may be asked to provide detailed information on how this bug is affecting you.