Messages in this thread | | | Date | Wed, 30 Jan 2002 22:02:53 -0500 | From | Nathan <> | Subject | Various issues with 2.5.2-dj6 |
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Just got 2.5.2-dj6 building today and have the following to report:
system stability is very nice. Rock solid and responsive despite it being experimental.
I have the kernel patched in the following order: 2.5.2 2.5.2-dj6 preempt-kernel acpi (against 2.4.17 - all mispatches fixed except for some trivia in Configure.help) acpi-pci-irq-routing (obtained from LKML)
The following options are passed to the kernel: pci=acpiirq root=/dev/hda7 ro
I can send my config to anybody who needs it.
Issue 1: kernel does not compile without SMP support (missing references to global_irq_holder in sched.c) Issue 2: Two IEEE1934 modules needed to have "#include <linux/interrupt.h>" added (host.c and another one I forget) Issue 3: Turning off hotplug (/etc/init.d/hotplug stop on a Debian unstable box - updated today) gives the following oopses (captured by "klogd -x") - see below. Issue 4: Unmounting the drives read-only with Alt-SysRQ-U gives the following oops and locks the box except for further Alt-SysRQ-* (mount -o ro,remout /mount/point works fine) - see below. Issue 5: Mouse (via /dev/input/mice) seems slugish this time (after a fresh cold boot). Seemed fine first few times on 2.5.2-dj6 and fine under 2.4.18-pre7 /dev/psaux.
Hope this helps the 2.5 effort and isn't just something stupid (or a whole lot of stupid somethings) on my part.
--Nathan
--------------------------- batch of sequential OOPSes on hotplug unregister
Jan 30 18:22:12 (none) kernel: usb.c: USB disconnect on device 1 Jan 30 18:22:12 (none) kernel: usb.c: USB bus 1 deregistered Jan 30 18:22:12 (none) kernel: usb.c: USB disconnect on device 1 Jan 30 18:22:12 (none) kernel: usb.c: USB disconnect on device 2 Jan 30 18:22:12 (none) kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:12 (none) kernel: printing eip: Jan 30 18:22:12 (none) kernel: c0153caa Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c0153caa>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: cf1de000 ecx: 00000000 edx: cf15eb40 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: cf1be960 esp: cf1dff6c Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 161, stackpage=cf1df000) Jan 30 18:22:12 (none) kernel: Stack: cf1de000 cf1be960 00000000 cf1be960 00000001 c013c01a 00000000 cf1be960 Jan 30 18:22:12 (none) kernel: 00000000 cf1de000 cf15ea20 00000001 c014ad4e cf1be960 cf15ea20 cf1de000 Jan 30 18:22:12 (none) kernel: 00000003 080e4ec8 bffff650 cf1be8e0 fffffff0 c0108a1b 00000003 00000001 Jan 30 18:22:12 (none) kernel: Call Trace: [<c013c01a>] [<c014ad4e>] [<c0108a1b>] Jan 30 18:22:12 (none) kernel: Jan 30 18:22:12 (none) kernel: Code: 0f b7 46 32 25 00 f0 ff ff 66 3d 00 40 74 0a b8 ec ff ff ff
>>EIP; c0153caa <fcntl_dirnotify+3e/190> <===== Trace; c013c01a <filp_close+9e/bc> Trace; c014ad4e <sys_dup2+f6/160> Trace; c0108a1a <system_call+32/38> Code; c0153caa <fcntl_dirnotify+3e/190> 00000000 <_EIP>: Code; c0153caa <fcntl_dirnotify+3e/190> <===== 0: 0f b7 46 32 movzwl 0x32(%esi),%eax <===== Code; c0153cae <fcntl_dirnotify+42/190> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c0153cb2 <fcntl_dirnotify+46/190> 9: 66 3d 00 40 cmp $0x4000,%ax Code; c0153cb6 <fcntl_dirnotify+4a/190> d: 74 0a je 19 <_EIP+0x19> c0153cc2 <fcntl_dirnotify+56/190> Code; c0153cb8 <fcntl_dirnotify+4c/190> f: b8 ec ff ff ff mov $0xffffffec,%eax
Jan 30 18:22:12 (none) kernel: <6>usb.c: USB bus 2 deregistered Jan 30 18:22:12 (none) kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jan 30 18:22:12 (none) kernel: printing eip: Jan 30 18:22:12 (none) kernel: 00000000 Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<00000000>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010206 Jan 30 18:22:12 (none) kernel: eax: 00000000 ebx: c13c85c0 ecx: cf1be4e0 edx: 00000000 Jan 30 18:22:12 (none) kernel: esi: cf217000 edi: 00000000 ebp: cfe28ab4 esp: cf1adf30 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process rmmod (pid: 125, stackpage=cf1ad000) Jan 30 18:22:12 (none) kernel: Stack: c012fdeb cf1be4e0 c13c85c0 00000000 00001000 cf1be4e0 ffffffea 00000000 Jan 30 18:22:12 (none) kernel: 00001000 cfc5baa8 00001000 00000000 00001000 fffffff4 00000000 00000000 Jan 30 18:22:12 (none) kernel: 00000000 cfc5ba40 cfc5baf0 00000000 6c000000 c016109a cf1be4e0 bfffdd64 Jan 30 18:22:12 (none) kernel: Call Trace: [<c012fdeb>] [<c016109a>] [<c013c66b>] [<c0108a1b>] Jan 30 18:22:12 (none) kernel: Jan 30 18:22:12 (none) kernel: Code: Bad EIP value
>>EIP; 00000000 Before first symbol Trace; c012fdea <generic_file_write+452/6b8> Trace; c016109a <ext3_file_write+46/4c> Trace; c013c66a <sys_write+8e/c4> Trace; c0108a1a <system_call+32/38>
Jan 30 18:22:12 (none) kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:12 (none) kernel: printing eip: Jan 30 18:22:12 (none) kernel: c0153caa Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c0153caa>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: 0000000b ecx: 00000000 edx: cfb4f220 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: cfb4f220 esp: cf1dfe10 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 161, stackpage=cf1df000) Jan 30 18:22:12 (none) kernel: Stack: 0000000b cfb4f220 00000000 00000001 00000001 c013c01a 00000000 cfb4f220 Jan 30 18:22:12 (none) kernel: 00000000 0000000b cf15ea20 00000000 c011dcf9 cfb4f220 cf15ea20 cf1de000 Jan 30 18:22:12 (none) kernel: cf15ea20 cf1de000 cf64977c cf15eb40 c011e597 cf1de000 00000000 cf649760 Jan 30 18:22:12 (none) kernel: Call Trace: [<c013c01a>] [<c011dcf9>] [<c011e597>] [<c0108fda>] [<c0116215>] Jan 30 18:22:12 (none) kernel: [<c0115e70>] [<c012a480>] [<c012ad23>] [<c0116017>] [<c0115e70>] [<c0108b40>] Jan 30 18:22:12 (none) kernel: [<c0153caa>] [<c013c01a>] [<c014ad4e>] [<c0108a1b>] Jan 30 18:22:12 (none) kernel: Jan 30 18:22:12 (none) kernel: Code: 0f b7 46 32 25 00 f0 ff ff 66 3d 00 40 74 0a b8 ec ff ff ff
>>EIP; c0153caa <fcntl_dirnotify+3e/190> <===== Trace; c013c01a <filp_close+9e/bc> Trace; c011dcf8 <put_files_struct+4c/b4> Trace; c011e596 <do_exit+13e/350> Trace; c0108fda <die+7e/80> Trace; c0116214 <do_page_fault+3a4/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c012a480 <do_wp_page+64/208> Trace; c012ad22 <handle_mm_fault+8e/f8> Trace; c0116016 <do_page_fault+1a6/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c0108b40 <error_code+34/40> Trace; c0153caa <fcntl_dirnotify+3e/190> Trace; c013c01a <filp_close+9e/bc> Trace; c014ad4e <sys_dup2+f6/160> Trace; c0108a1a <system_call+32/38> Code; c0153caa <fcntl_dirnotify+3e/190> 00000000 <_EIP>: Code; c0153caa <fcntl_dirnotify+3e/190> <===== 0: 0f b7 46 32 movzwl 0x32(%esi),%eax <===== Code; c0153cae <fcntl_dirnotify+42/190> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c0153cb2 <fcntl_dirnotify+46/190> 9: 66 3d 00 40 cmp $0x4000,%ax Code; c0153cb6 <fcntl_dirnotify+4a/190> d: 74 0a je 19 <_EIP+0x19> c0153cc2 <fcntl_dirnotify+56/190> Code; c0153cb8 <fcntl_dirnotify+4c/190> f: b8 ec ff ff ff mov $0xffffffec,%eax
Jan 30 18:22:12 (none) kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:12 (none) kernel: c0153caa Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c0153caa>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: 00000003 ecx: 00000000 edx: cf1be960 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: cf1be960 esp: cf2b9e10 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 162, stackpage=cf2b9000) Jan 30 18:22:12 (none) kernel: Stack: 00000003 cf1be960 00000000 00000001 00000001 c013c01a 00000000 cf1be960 Jan 30 18:22:12 (none) kernel: 00000000 00000003 cf15e6e0 00000001 c011dcf9 cf1be960 cf15e6e0 cf2b8000 Jan 30 18:22:12 (none) kernel: cf15e6e0 cf2b8000 cf64963c cf15e800 c011e597 cf2b8000 00000000 cf649620 Jan 30 18:22:12 (none) kernel: Call Trace: [<c013c01a>] [<c011dcf9>] [<c011e597>] [<c0108fda>] [<c0116215>] Jan 30 18:22:12 (none) kernel: [<c0115e70>] [<c012a480>] [<c012ad23>] [<c0116017>] [<c0115e70>] [<c0108b40>] Jan 30 18:22:12 (none) kernel: [<c0153caa>] [<c013c01a>] [<c014ad4e>] [<c0108a1b>]
Jan 30 18:22:12 (none) kernel: Code: 0f b7 46 32 25 00 f0 ff ff 66 3d 00 40 74 0a b8 ec ff ff ff
>>EIP; c0153caa <fcntl_dirnotify+3e/190> <===== Trace; c013c01a <filp_close+9e/bc> Trace; c011dcf8 <put_files_struct+4c/b4> Trace; c011e596 <do_exit+13e/350> Trace; c0108fda <die+7e/80> Trace; c0116214 <do_page_fault+3a4/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c012a480 <do_wp_page+64/208> Trace; c012ad22 <handle_mm_fault+8e/f8> Trace; c0116016 <do_page_fault+1a6/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c0108b40 <error_code+34/40> Trace; c0153caa <fcntl_dirnotify+3e/190> Trace; c013c01a <filp_close+9e/bc> Trace; c014ad4e <sys_dup2+f6/160> Trace; c0108a1a <system_call+32/38> Code; c0153caa <fcntl_dirnotify+3e/190> 00000000 <_EIP>: Code; c0153caa <fcntl_dirnotify+3e/190> <===== 0: 0f b7 46 32 movzwl 0x32(%esi),%eax <===== Code; c0153cae <fcntl_dirnotify+42/190> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c0153cb2 <fcntl_dirnotify+46/190> 9: 66 3d 00 40 cmp $0x4000,%ax Code; c0153cb6 <fcntl_dirnotify+4a/190> d: 74 0a je 19 <_EIP+0x19> c0153cc2 <fcntl_dirnotify+56/190> Code; c0153cb8 <fcntl_dirnotify+4c/190> f: b8 ec ff ff ff mov $0xffffffec,%eax
Jan 30 18:22:12 (none) kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:12 (none) kernel: c0153caa Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c0153caa>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: 00000003 ecx: 00000000 edx: cfb4f220 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: cfb4f220 esp: cefb7f54 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 158, stackpage=cefb7000) Jan 30 18:22:12 (none) kernel: Stack: 00000003 cfb4f220 00000000 00000001 00000001 c013c01a 00000000 cfb4f220 Jan 30 18:22:12 (none) kernel: 00000000 00000003 cfb7e1e0 00000000 c011dcf9 cfb4f220 cfb7e1e0 cefb6000 Jan 30 18:22:12 (none) kernel: cfb7e1e0 cefb6000 bffff95c cfb7e300 c011e597 cefb6000 4017f384 0000008b Jan 30 18:22:12 (none) kernel: Call Trace: [<c013c01a>] [<c011dcf9>] [<c011e597>] [<c011e7ce>] [<c0108a1b>]
Jan 30 18:22:12 (none) kernel: Code: 0f b7 46 32 25 00 f0 ff ff 66 3d 00 40 74 0a b8 ec ff ff ff
>>EIP; c0153caa <fcntl_dirnotify+3e/190> <===== Trace; c013c01a <filp_close+9e/bc> Trace; c011dcf8 <put_files_struct+4c/b4> Trace; c011e596 <do_exit+13e/350> Trace; c011e7ce <sys_exit+e/10> Trace; c0108a1a <system_call+32/38> Code; c0153caa <fcntl_dirnotify+3e/190> 00000000 <_EIP>: Code; c0153caa <fcntl_dirnotify+3e/190> <===== 0: 0f b7 46 32 movzwl 0x32(%esi),%eax <===== Code; c0153cae <fcntl_dirnotify+42/190> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c0153cb2 <fcntl_dirnotify+46/190> 9: 66 3d 00 40 cmp $0x4000,%ax Code; c0153cb6 <fcntl_dirnotify+4a/190> d: 74 0a je 19 <_EIP+0x19> c0153cc2 <fcntl_dirnotify+56/190> Code; c0153cb8 <fcntl_dirnotify+4c/190> f: b8 ec ff ff ff mov $0xffffffec,%eax
Jan 30 18:22:12 (none) kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 000000a8 Jan 30 18:22:12 (none) kernel: c013c54a Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c013c54a>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: cfb4f220 ecx: 00000000 edx: 00000000 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: 00000080 esp: ceffbfb0 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 141, stackpage=ceffb000) Jan 30 18:22:12 (none) kernel: Stack: ceffa000 00000080 bffff8dc bffff89c c0108a1b 00000000 bffff8dc 00000080 Jan 30 18:22:12 (none) kernel: 00000080 bffff8dc bffff89c 00000003 0000002b 0000002b 00000003 4012b3c4 Jan 30 18:22:12 (none) kernel: 00000023 00000293 bffff86c 0000002b Jan 30 18:22:12 (none) kernel: Call Trace: [<c0108a1b>]
Jan 30 18:22:12 (none) kernel: Code: 83 ba a8 00 00 00 00 74 2e 8b 82 98 00 00 00 f6 40 28 40 74
>>EIP; c013c54a <sys_read+32/c4> <===== Trace; c0108a1a <system_call+32/38> Code; c013c54a <sys_read+32/c4> 00000000 <_EIP>: Code; c013c54a <sys_read+32/c4> <===== 0: 83 ba a8 00 00 00 00 cmpl $0x0,0xa8(%edx) <===== Code; c013c550 <sys_read+38/c4> 7: 74 2e je 37 <_EIP+0x37> c013c580 <sys_read+68/c4> Code; c013c552 <sys_read+3a/c4> 9: 8b 82 98 00 00 00 mov 0x98(%edx),%eax Code; c013c558 <sys_read+40/c4> f: f6 40 28 40 testb $0x40,0x28(%eax) Code; c013c55c <sys_read+44/c4> 13: 74 00 je 15 <_EIP+0x15> c013c55e <sys_read+46/c4>
Jan 30 18:22:12 (none) kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:12 (none) kernel: c0153caa Jan 30 18:22:12 (none) kernel: *pde = 00000000 Jan 30 18:22:12 (none) kernel: Oops: 0000 Jan 30 18:22:12 (none) kernel: CPU: 0 Jan 30 18:22:12 (none) kernel: EIP: 0010:[<c0153caa>] Not tainted Jan 30 18:22:12 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:12 (none) kernel: eax: cf091220 ebx: 00000001 ecx: 00000000 edx: cfb4f220 Jan 30 18:22:12 (none) kernel: esi: 00000000 edi: 00000000 ebp: cfb4f220 esp: ceffbe54 Jan 30 18:22:12 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:12 (none) kernel: Process usb.agent (pid: 141, stackpage=ceffb000) Jan 30 18:22:12 (none) kernel: Stack: 00000001 cfb4f220 00000000 00000001 00000001 c013c01a 00000000 cfb4f220 Jan 30 18:22:12 (none) kernel: 00000000 00000001 cfb7e040 00000000 c011dcf9 cfb4f220 cfb7e040 ceffa000 Jan 30 18:22:12 (none) kernel: cfb7e040 ceffa000 cf649a9c cfb7e160 c011e597 ceffa000 00000000 cf649a80 Jan 30 18:22:12 (none) kernel: Call Trace: [<c013c01a>] [<c011dcf9>] [<c011e597>] [<c0108fda>] [<c0116215>] Jan 30 18:22:12 (none) kernel: [<c0115e70>] [<c0116017>] [<c0115e70>] [<c0108b40>] [<c013c54a>] [<c0108a1b>]
Jan 30 18:22:12 (none) kernel: Code: 0f b7 46 32 25 00 f0 ff ff 66 3d 00 40 74 0a b8 ec ff ff ff
>>EIP; c0153caa <fcntl_dirnotify+3e/190> <===== Trace; c013c01a <filp_close+9e/bc> Trace; c011dcf8 <put_files_struct+4c/b4> Trace; c011e596 <do_exit+13e/350> Trace; c0108fda <die+7e/80> Trace; c0116214 <do_page_fault+3a4/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c0116016 <do_page_fault+1a6/4da> Trace; c0115e70 <do_page_fault+0/4da> Trace; c0108b40 <error_code+34/40> Trace; c013c54a <sys_read+32/c4> Trace; c0108a1a <system_call+32/38> Code; c0153caa <fcntl_dirnotify+3e/190> 00000000 <_EIP>: Code; c0153caa <fcntl_dirnotify+3e/190> <===== 0: 0f b7 46 32 movzwl 0x32(%esi),%eax <===== Code; c0153cae <fcntl_dirnotify+42/190> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c0153cb2 <fcntl_dirnotify+46/190> 9: 66 3d 00 40 cmp $0x4000,%ax Code; c0153cb6 <fcntl_dirnotify+4a/190> d: 74 0a je 19 <_EIP+0x19> c0153cc2 <fcntl_dirnotify+56/190> Code; c0153cb8 <fcntl_dirnotify+4c/190> f: b8 ec ff ff ff mov $0xffffffec,%eax
---------------------- following OOPS on Alt-SysRQ-U
Jan 30 18:22:20 (none) kernel: Remounting device 03:06 ... <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:20 (none) kernel: printing eip: Jan 30 18:22:20 (none) kernel: c01ceb54 Jan 30 18:22:20 (none) kernel: *pde = 00000000 Jan 30 18:22:20 (none) kernel: Oops: 0000 Jan 30 18:22:20 (none) kernel: CPU: 0 Jan 30 18:22:20 (none) kernel: EIP: 0010:[<c01ceb54>] Not tainted Jan 30 18:22:20 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:20 (none) kernel: eax: 00000000 ebx: cfb55470 ecx: cfce8f20 edx: cf1be4e0 Jan 30 18:22:20 (none) kernel: esi: cfb55400 edi: 0000000f ebp: 0008e000 esp: cfc3bfbc Jan 30 18:22:20 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:20 (none) kernel: Process bdflush (pid: 6, stackpage=cfc3b000) Jan 30 18:22:20 (none) kernel: Stack: cfb55400 00000001 cfc3a34e cfc3a34e c01cec8c cfb55400 00000001 cfc3a000 Jan 30 18:22:20 (none) kernel: c024c88e c014096e 00010f00 cfe6bfbc c02bb9e8 c0107058 c02bb9e8 00000078 Jan 30 18:22:20 (none) kernel: c02a5fc0 Jan 30 18:22:20 (none) kernel: Call Trace: [<c01cec8c>] [<c014096e>] [<c0107058>] Jan 30 18:22:20 (none) kernel: Jan 30 18:22:20 (none) kernel: Code: 0f b7 40 32 25 00 f0 ff ff 66 3d 00 80 75 04 80 62 1c fd 8bReading Oops report from the terminal Jan 30 18:22:20 (none) kernel: Remounting device 03:06 ... <1>Unable to handle kernel NULL pointer dereference at virtual address 00000032 Jan 30 18:22:20 (none) kernel: c01ceb54 Jan 30 18:22:20 (none) kernel: *pde = 00000000 Jan 30 18:22:20 (none) kernel: Oops: 0000 Jan 30 18:22:20 (none) kernel: CPU: 0 Jan 30 18:22:20 (none) kernel: EIP: 0010:[<c01ceb54>] Not tainted Using defaults from ksymoops -t elf32-i386 -a i386 Jan 30 18:22:20 (none) kernel: EFLAGS: 00010202 Jan 30 18:22:20 (none) kernel: eax: 00000000 ebx: cfb55470 ecx: cfce8f20 edx: cf1be4e0 Jan 30 18:22:20 (none) kernel: esi: cfb55400 edi: 0000000f ebp: 0008e000 esp: cfc3bfbc Jan 30 18:22:20 (none) kernel: ds: 0018 es: 0018 ss: 0018 Jan 30 18:22:20 (none) kernel: Process bdflush (pid: 6, stackpage=cfc3b000) Jan 30 18:22:20 (none) kernel: Stack: cfb55400 00000001 cfc3a34e cfc3a34e c01cec8c cfb55400 00000001 cfc3a000 Jan 30 18:22:20 (none) kernel: c024c88e c014096e 00010f00 cfe6bfbc c02bb9e8 c0107058 c02bb9e8 00000078 Jan 30 18:22:20 (none) kernel: c02a5fc0 Jan 30 18:22:20 (none) kernel: Call Trace: [<c01cec8c>] [<c014096e>] [<c0107058>]
Jan 30 18:22:20 (none) kernel: Code: 0f b7 40 32 25 00 f0 ff ff 66 3d 00 80 75 04 80 62 1c fd 8b
>>EIP; c01ceb54 <go_sync+a0/174> <===== Trace; c01cec8c <do_emergency_sync+64/110> Trace; c014096e <bdflush+9e/100> Trace; c0107058 <kernel_thread+28/38> Code; c01ceb54 <go_sync+a0/174> 00000000 <_EIP>: Code; c01ceb54 <go_sync+a0/174> <===== 0: 0f b7 40 32 movzwl 0x32(%eax),%eax <===== Code; c01ceb58 <go_sync+a4/174> 4: 25 00 f0 ff ff and $0xfffff000,%eax Code; c01ceb5c <go_sync+a8/174> 9: 66 3d 00 80 cmp $0x8000,%ax Code; c01ceb60 <go_sync+ac/174> d: 75 04 jne 13 <_EIP+0x13> c01ceb66 <go_sync+b2/174> Code; c01ceb62 <go_sync+ae/174> f: 80 62 1c fd andb $0xfd,0x1c(%edx) Code; c01ceb66 <go_sync+b2/174> 13: 8b 00 mov (%eax),%eax
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