crash of a host
Hi,
had a crash of a host which was running one uml instance:
Host is a linux 2.6.8 with "host-skas3-2.6.7-v2.patch".
Guest is a "2.4.26-20040615UML-1um" (downloaded that kernel from umlazi, is a 2.4.24-1 patched 2.4.26)
/sebastian
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Sep 20 17:10:07 smuga kernel: c011f1eb Sep 20 17:10:07 smuga kernel: Modules linked in: tun ipv6 8250 serial_core 3c59x rtc reiserfs isofs ext2 ext3 jbd mbcache ide_ generic aec62xx trm290 alim15x3 hpt34x hpt366 ide_disk cmd64x piix rz1000 slc90e66 cs5530 opti621 ns87415 cy82c693 amd74xx sis 5513 via82cxxx serverworks ide_core unix Sep 20 17:10:07 smuga kernel: CPU: 0 Sep 20 17:10:07 smuga kernel: EIP: 0060:[__dequeue_signal+139/416] Not tainted Sep 20 17:10:07 smuga kernel: EFLAGS: 00010002 (2.6.8) Sep 20 17:10:07 smuga kernel: EIP is at __dequeue_signal+0x8b/0x1a0 Sep 20 17:10:07 smuga kernel: eax: 00189d6c ebx: 00000003 ecx: 00000003 edx: 00189d6c Sep 20 17:10:07 smuga kernel: esi: 00000000 edi: e7b36b2e ebp: 00000002 esp: da333eac Sep 20 17:10:07 smuga kernel: ds: 007b es: 007b ss: 0068 Sep 20 17:10:07 smuga kernel: Process linux_virtual06 (pid: 14168, threadinfo=da332000 task=f79dc070) Sep 20 17:10:07 smuga kernel: Stack: e7b36b2e f79dc594 8027b8c0 00000000 00000000 da333f28 f79dc594 f79dc070 Sep 20 17:10:07 smuga kernel: c011f388 e7b36b2e f79dc594 da333f28 da332000 f79dc594 da332000 ffffe000 Sep 20 17:10:07 smuga kernel: c012091c f79dc070 f79dc594 da333f28 da332000 f79dc594 da333fc4 f79dc594 Sep 20 17:10:07 smuga kernel: Call Trace: Sep 20 17:10:07 smuga kernel: [dequeue_signal+136/144] dequeue_signal+0x88/0x90 Sep 20 17:10:07 smuga kernel: [get_signal_to_deliver+92/736] get_signal_to_deliver+0x5c/0x2e0 Sep 20 17:10:07 smuga kernel: [do_signal+149/288] do_signal+0x95/0x120 Sep 20 17:10:07 smuga kernel: [schedule_timeout+109/192] schedule_timeout+0x6d/0xc0 Sep 20 17:10:07 smuga kernel: [process_timeout+0/16] process_timeout+0x0/0x10 Sep 20 17:10:07 smuga kernel: [sys_nanosleep+222/368] sys_nanosleep+0xde/0x170 Sep 20 17:10:07 smuga kernel: [do_notify_resume+53/56] do_notify_resume+0x35/0x38 Sep 20 17:10:07 smuga kernel: [work_notifysig+19/21] work_notifysig+0x13/0x15 Sep 20 17:10:07 smuga kernel: Code: 8b 00 0f 18 00 90 39 fa 75 eb 85 f6 0f 84 86 00 00 00 8b 06 Sep 20 17:10:07 smuga kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000010 Sep 20 17:10:07 smuga kernel: c011edcb Sep 20 17:10:07 smuga kernel: Modules linked in: tun ipv6 8250 serial_core 3c59x rtc reiserfs isofs ext2 ext3 jbd mbcache ide_ generic aec62xx trm290 alim15x3 hpt34x hpt366 ide_disk cmd64x piix rz1000 slc90e66 cs5530 opti621 ns87415 cy82c693 amd74xx sis 5513 via82cxxx serverworks ide_core unix Sep 20 17:10:07 smuga kernel: CPU: 0 Sep 20 17:10:07 smuga kernel: EIP: 0060:[next_signal+27/80] Not tainted Sep 20 17:10:07 smuga kernel: EFLAGS: 00010046 (2.6.8) Sep 20 17:10:07 smuga kernel: EIP is at next_signal+0x1b/0x50 Sep 20 17:10:07 smuga kernel: eax: ffffffff ebx: 00000010 ecx: 00000000 edx: 00000008 Sep 20 17:10:07 smuga kernel: esi: f7961bb4 edi: 00000008 ebp: f7961690 esp: e33fdea0 Sep 20 17:10:07 smuga kernel: ds: 007b es: 007b ss: 0068 Sep 20 17:10:07 smuga kernel: Process screen (pid: 14167, threadinfo=e33fc000 task=f7961690) Sep 20 17:10:07 smuga kernel: Stack: 00000000 e33fdf28 c011f17b 00000008 f7961bb4 c01a1acb 00000246 00000000 Sep 20 17:10:07 smuga kernel: e33fdf28 f7961bb4 f7961690 c011f388 00000008 f7961bb4 e33fdf28 e33fc000 Sep 20 17:10:07 smuga kernel: f7961bb4 e33fc000 ffffe000 c012091c f7961690 f7961bb4 e33fdf28 e33fc000 Sep 20 17:10:07 smuga kernel: Call Trace: Sep 20 17:10:07 smuga kernel: [__dequeue_signal+27/416] __dequeue_signal+0x1b/0x1a0 Sep 20 17:10:07 smuga kernel: [pty_write_room+43/48] pty_write_room+0x2b/0x30 Sep 20 17:10:07 smuga kernel: [dequeue_signal+136/144] dequeue_signal+0x88/0x90 Sep 20 17:10:07 smuga kernel: [get_signal_to_deliver+92/736] get_signal_to_deliver+0x5c/0x2e0 Sep 20 17:10:07 smuga kernel: [do_signal+149/288] do_signal+0x95/0x120 Sep 20 17:10:07 smuga kernel: [__pollwait+0/208] __pollwait+0x0/0xd0 Sep 20 17:10:07 smuga kernel: [sys_select+564/1216] sys_select+0x234/0x4c0 Sep 20 17:10:07 smuga kernel: [do_notify_resume+53/56] do_notify_resume+0x35/0x38 Sep 20 17:10:07 smuga kernel: [work_notifysig+19/21] work_notifysig+0x13/0x15 Sep 20 17:10:07 smuga kernel: Code: 23 42 08 74 17 b9 01 00 00 00 0f bc c0 01 c1 8b 1c 24 8b 74 Sep 20 17:10:07 smuga kernel: <1>Unable to handle kernel paging request at virtual address 6aa4c29d Sep 20 17:10:07 smuga kernel: c011edcb Sep 20 17:10:07 smuga kernel: Modules linked in: tun ipv6 8250 serial_core 3c59x rtc reiserfs isofs ext2 ext3 jbd mbcache ide_ generic aec62xx trm290 alim15x3 hpt34x hpt366 ide_disk cmd64x piix rz1000 slc90e66 cs5530 opti621 ns87415 cy82c693 amd74xx sis 5513 via82cxxx serverworks ide_core unix Sep 20 17:10:07 smuga kernel: CPU: 0 Sep 20 17:10:07 smuga kernel: EIP: 0060:[next_signal+27/80] Not tainted Sep 20 17:10:07 smuga kernel: EFLAGS: 00010046 (2.6.8) Sep 20 17:10:07 smuga kernel: EIP is at next_signal+0x1b/0x50 Sep 20 17:10:07 smuga kernel: eax: ffffffff ebx: 6aa4c29d ecx: 00000000 edx: 6aa4c295 Sep 20 17:10:07 smuga kernel: esi: c17f1b94 edi: 6aa4c295 ebp: c17f1670 esp: c17f3ea0 Sep 20 17:10:07 smuga kernel: ds: 007b es: 007b ss: 0068 Sep 20 17:10:07 smuga kernel: Process init (pid: 1, threadinfo=c17f2000 task=c17f1670) Sep 20 17:10:07 smuga kernel: Stack: 00000000 c17f3f28 c011f17b 6aa4c295 c17f1b94 6986aa7a 00000246 00000000 Sep 20 17:10:07 smuga kernel: c17f3f28 c17f1b94 c17f1670 c011f388 6aa4c295 c17f1b94 c17f3f28 c17f2000 Sep 20 17:10:07 smuga kernel: c17f1b94 c17f2000 ffffe000 c012091c c17f1670 c17f1b94 c17f3f28 c17f2000 Sep 20 17:10:07 smuga kernel: Call Trace: Sep 20 17:10:07 smuga kernel: [__dequeue_signal+27/416] __dequeue_signal+0x1b/0x1a0 Sep 20 17:10:07 smuga kernel: [dequeue_signal+136/144] dequeue_signal+0x88/0x90 Sep 20 17:10:07 smuga kernel: [get_signal_to_deliver+92/736] get_signal_to_deliver+0x5c/0x2e0 Sep 20 17:10:07 smuga kernel: [do_signal+149/288] do_signal+0x95/0x120 Sep 20 17:10:07 smuga kernel: [__pollwait+0/208] __pollwait+0x0/0xd0 Sep 20 17:10:07 smuga kernel: [sys_select+564/1216] sys_select+0x234/0x4c0 Sep 20 17:10:07 smuga kernel: [do_notify_resume+53/56] do_notify_resume+0x35/0x38 Sep 20 17:10:07 smuga kernel: [work_notifysig+19/21] work_notifysig+0x13/0x15 Sep 20 17:10:07 smuga kernel: Code: 23 42 08 74 17 b9 01 00 00 00 0f bc c0 01 c1 8b 1c 24 8b 74 Sep 20 17:10:07 smuga kernel: <0>Kernel panic: Attempted to kill init! Sep 20 18:00:06 smuga syslogd 1.4.1#15: restart.
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