Apache crash shot entire machine
Hi!
I had a serious problem today with Apache, it took the whole machine to
nirvana. Did anyone experience similar problems?
Aug 4 10:44:58 debian kernel: Warning: possible SYN flood from 194.177.131.33 on 195.202.146.60:53. Sending cookies.
Aug 4 12:45:55 debian kernel: Unable to handle kernel NULL pointer dereference at virtual address c0000008
Aug 4 12:45:55 debian kernel: current->tss.cr3 = 00aa3000, %cr3 = 00aa3000
Aug 4 12:45:55 debian kernel: *pde = 00102067
Aug 4 12:45:55 debian kernel: *pte = 00000000
Aug 4 12:45:55 debian kernel: Oops: 0000
Aug 4 12:45:55 debian kernel: CPU: 0
Aug 4 12:45:55 debian kernel: EIP: 0010:[tcp_recvmsg+587/1120]
Aug 4 12:45:55 debian kernel: EFLAGS: 00010206
Aug 4 12:45:55 debian kernel: eax: 00000000 ebx: 00f6eccc ecx: 00f6ec30 edx: 00000000
Aug 4 12:45:55 debian kernel: esi: 00000246 edi: 00000000 ebp: 00f6ec0c esp: 00889ee8
Aug 4 12:45:55 debian kernel: ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Aug 4 12:45:55 debian kernel: Process apache (pid: 23973, process nr: 21, stackpage=00889000)
Aug 4 12:45:55 debian kernel: Stack: 00f6ec0c 00889f7c 00000000 00000000 00000000 00f6ec30 00000000 00000000
Aug 4 12:45:55 debian kernel: 00692810 00821c48 4e6197b0 00156fe6 00f6ec0c 00889f78 00001000 00000000
Aug 4 12:45:55 debian kernel: 00000000 00889f7c 00001000 00821c00 080a47ec 00821c90 0013a19b 00821c90
Aug 4 12:45:55 debian kernel: Call Trace: [inet_recvmsg+118/144] [sock_read+171/208] [sys_read+204/256] [system_call+85/124]
Aug 4 12:45:55 debian kernel: Code: 81 48 08 00 00 02 00 89 4c 24 14 e8 35 6f fc ff 8b 85 f4 01
Aug 4 12:45:58 debian kernel: wait_queue is bad (eip = 00156458)
Aug 4 12:45:58 debian kernel: q = 00821c4c
Aug 4 12:45:58 debian kernel: *q = 00889f08
Aug 4 12:45:58 debian kernel: wait_queue is bad (eip = 00156497)
Aug 4 12:45:58 debian kernel: q = 00821c4c
Aug 4 12:45:58 debian kernel: *q = 00889f08
Aug 4 12:46:29 debian kernel: general protection: 0000
Aug 4 12:46:29 debian kernel: CPU: 0
Aug 4 12:46:29 debian kerneld: error: exit: Identifier removed
Aug 4 12:46:29 debian kernel: EIP: 0010:[wake_up_interruptible+53/240]
Aug 4 12:46:29 debian kernel: EFLAGS: 00010206
Aug 4 12:46:29 debian kernel: eax: 00821c4c ebx: f689f7fb ecx: 00821c4c edx: 70f2e805
Aug 4 12:46:29 debian kernel: esi: 0051e730 edi: 00821c48 ebp: 001964b4 esp: 001964a8
Aug 4 12:46:29 debian kernel: ds: 0018 es: 0018 fs: 002b gs: 0018 ss: 0018
Aug 4 12:46:29 debian kernel: Process swapper (pid: 0, process nr: 0, stackpage=00194690)
Aug 4 12:46:29 debian kernel: Stack: 00f6ec0c 0051e730 00f6ec0c 00f6eccc 00156437 00821c4c 0014e254 00f6ec0c
Aug 4 12:46:29 debian kernel: 00f6eccc 0051e7f8 0014e464 0051e7f8 00f6ec0c 0051e730 00f6ec0c 0051e730
Aug 4 12:46:29 debian kernel: 0051e7f8 0051e730 00f6eccc 0014e7b9 0051e7f8 00f6ec0c 0051e730 00f6ec0c
Aug 4 12:46:30 debian kernel: Call Trace: [def_callback1+23/32] [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576] [ip_rcv+1007/1328] [net_bh+252/304]
Aug 4 12:46:30 debian kernel: [do_bottom_half+59/112] [handle_bottom_half+11/24] [sys_idle+108/128] [system_call+85/124] [init+0/624] [set_selection+1704/1728] [start_kernel+429/448] [it_real_fn+0/80]
Aug 4 12:46:30 debian kernel: Code: 8b 02 83 f8 01 75 67 9c 5e fa c7 02 00 00 00 00 83 7a 4c 00
Aug 4 12:46:30 debian kernel: Aiee, killing interrupt handler
Aug 4 12:46:30 debian kernel: kfree of non-kmalloced memory: 001966d8, next= 00000000, order=0
Aug 4 12:46:30 debian kernel: kfree of non-kmalloced memory: 001966c8, next= 00000000, order=0
Aug 4 12:46:30 debian kernel: kfree of non-kmalloced memory: 00196bdc, next= 00000000, order=0
Aug 4 12:46:30 debian kernel: idle task may not sleep
Aug 4 12:46:33 debian kernel: general protection: 0000
Aug 4 12:46:33 debian kernel: CPU: 0
Aug 4 12:46:33 debian kernel: EIP: 0010:[wake_up_interruptible+53/240]
Aug 4 12:46:33 debian kernel: EFLAGS: 00010206
Aug 4 12:46:33 debian kernel: eax: 00821c4c ebx: f689f7fb ecx: 00821c4c edx: 70f2e805
Aug 4 12:46:33 debian kernel: esi: 0051ee14 edi: 00821c48 ebp: 0019629c esp: 00196290
Aug 4 12:46:33 debian kernel: ds: 0018 es: 0018 fs: 002b gs: 0000 ss: 0018
Aug 4 12:46:33 debian kernel: Process swapper (pid: 0, process nr: 0, stackpage=00194690)
Aug 4 12:46:33 debian kernel: Stack: 00f6ec0c 0051ee14 00f6ec0c 00f6eccc 00156437 00821c4c 0014e254 00f6ec0c
Aug 4 12:46:33 debian kernel: 00f6eccc 0051eedc 0014e464 0051eedc 00f6ec0c 0051ee14 00f6ec0c 0051ee14
Aug 4 12:46:33 debian kernel: 0051eedc 0051ee14 00f6eccc 0014e7b9 0051eedc 00f6ec0c 0051ee14 00f6ec0c
Aug 4 12:46:33 debian kernel: Call Trace: [def_callback1+23/32] [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576] [ip_rcv+1007/1328] [net_bh+252/304]
Aug 4 12:46:33 debian kernel: [do_bottom_half+59/112] [handle_bottom_half+11/24] [exit_notify+59/496] [do_exit+456/512] [die_if_kernel+707/736] [3c509:el3_debug+8145384/842760192] [3c509:el3_probe+-237584/5640] [do_general_protection+140/192]
Aug 4 12:46:33 debian kernel: [do_general_protection+0/192] [error_code+64/72] [wake_up_interruptible+53/240] [def_callback1+23/32] [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576]
Aug 4 12:46:33 debian kernel: [ip_rcv+1007/1328] [net_bh+252/304] [do_bottom_half+59/112] [handle_bottom_half+11/24] [sys_idle+108/128] [system_call+85/124] [init+0/624] [set_selection+1704/1728]
Aug 4 12:46:33 debian kernel: [start_kernel+429/448] [it_real_fn+0/80]
Aug 4 12:46:33 debian kernel: Code: 8b 02 83 f8 01 75 67 9c 5e fa c7 02 00 00 00 00 83 7a 4c 00
Aug 4 12:46:33 debian kernel: Aiee, killing interrupt handler
Aug 4 12:46:41 debian kernel: general protection: 0000
Aug 4 12:46:41 debian kernel: CPU: 0
Aug 4 12:46:41 debian kernel: EIP: 0010:[wake_up_interruptible+53/240]
Aug 4 12:46:41 debian kernel: EFLAGS: 00010206
Aug 4 12:46:41 debian kernel: eax: 00821c4c ebx: f689f7fb ecx: 00821c4c edx: 70f2e805
Aug 4 12:46:41 debian kernel: esi: 009f0340 edi: 00821c48 ebp: 00196078 esp: 0019606c
Aug 4 12:46:41 debian kernel: ds: 0018 es: 0018 fs: 002b gs: 0000 ss: 0018
Aug 4 12:46:41 debian kernel: Process swapper (pid: 0, process nr: 0, stackpage=00194690)
Aug 4 12:46:41 debian kernel: Stack: 00f6ec0c 009f0340 00f6ec0c 00f6eccc 00156437 00821c4c 0014e254 00f6ec0c
Aug 4 12:46:41 debian kernel: 00f6eccc 003a7018 0014e464 003a7018 00f6ec0c 009f0340 00f6ec0c 009f0340
Aug 4 12:46:41 debian kernel: 003a7018 009f0340 00f6eccc 0014e7b9 003a7018 00f6ec0c 009f0340 00f6ec0c
Aug 4 12:46:41 debian kernel: Call Trace: [def_callback1+23/32] [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576] [ip_rcv+1007/1328] [net_bh+252/304]
Aug 4 12:46:41 debian kernel: [do_bottom_half+59/112] [handle_bottom_half+11/24] [sys_ptrace+1272/1936] [notify_parent+0/48] [exit_notify+231/496] [do_exit+456/512] [die_if_kernel+707/736] [3c509:el3_debug+8145384/842760192]
Aug 4 12:46:41 debian kernel: [3c509:el3_probe+-237584/5640] [sys_link+72/144] [do_general_protection+140/192] [do_general_protection+0/192] [error_code+64/72] [wake_up_interruptible+53/240] [tcp_do_retransmit+1600/1664] [def_callback1+23/32]
Aug 4 12:46:41 debian kernel: [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576] [ip_rcv+1007/1328] [net_bh+252/304] [do_bottom_half+59/112] [handle_bottom_half+11/24]
Aug 4 12:46:41 debian kernel: [exit_notify+59/496] [do_exit+456/512] [die_if_kernel+707/736] [3c509:el3_debug+8145384/842760192] [3c509:el3_probe+-237584/5640] [do_general_protection+140/192] [do_general_protection+0/192] [error_code+64/72]
Aug 4 12:46:41 debian kernel: [wake_up_interruptible+53/240] [def_callback1+23/32] [tcp_fin+36/432] [tcp_queue+132/432] [tcp_data+553/576] [tcp_rcv+2385/2576] [ip_rcv+1007/1328] [net_bh+252/304]
Aug 4 12:46:41 debian kernel: [do_bottom_half+59/112] [handle_bottom_half+11/24] [sys_idle+108/128] [system_call+85/124] [init+0/624] [set_selection+1704/1728] [start_kernel+429/448] [it_real_fn+0/80]
Aug 4 12:46:41 debian kernel: Code: 8b 02 83 f8 01 75 67 9c 5e fa c7 02 00 00 00 00 83 7a 4c 00
Aug 4 12:46:41 debian kernel: Aiee, killing interrupt handler
Aug 4 12:46:59 debian kernel: wait_queue is bad (eip = 00156437)
Aug 4 12:46:59 debian kernel: q = 00821c4c
Aug 4 12:46:59 debian kernel: *q = 00889f08
Aug 4 12:46:59 debian kernel: wait_queue is bad (eip = 00156497)
Aug 4 12:46:59 debian kernel: q = 00821c4c
Aug 4 12:46:59 debian kernel: *q = 00889f08
Aug 4 12:46:59 debian kernel: wait_queue is bad (eip = 00156458)
Aug 4 12:46:59 debian kernel: q = 00821c4c
Aug 4 12:46:59 debian kernel: *q = 00889f08
Aug 4 13:01:59 debian kernel: wait_queue is bad (eip = 00156497)
Aug 4 13:01:59 debian kernel: q = 00821c4c
Aug 4 13:01:59 debian kernel: *q = 00889f08
Aug 4 13:01:59 debian kernel: wait_queue is bad (eip = 00156437)
Aug 4 13:01:59 debian kernel: q = 00821c4c
Aug 4 13:01:59 debian kernel: *q = 00889f08
Debian release: potato
Linux debian 2.0.37 #3 Tue Jun 22 20:02:33 CEST 1999 i486 unknown
Desired=Unknown/Install/Remove/Purge
| Status=Not/Installed/Config-files/Unpacked/Failed-config/Half-installed
|/ Err?=(none)/Hold/Reinst-required/X=both-problems (Status,Err: uppercase=bad)
||/ Name Version Description
+++-===============-==============-============================================
ii apache 1.3.6-15 Versatile, high-performance HTTP server
ii libc6 2.1.1-13 GNU C Library: Shared libraries and timezone
ii libgdbmg1 1.7.3-26.2 GNU dbm database routines (runtime version).
ii mime-support 3.6-1 MIME files 'mime.types' & 'mailcap', and sup
ii perl-5.005 5.005.03-2 Larry Wall's Practical Extracting and Report
ii apache-common 1.3.6-15 Support files for all Apache webservers
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