Oops in 1.3.21

Patrick Caulfield (patrick@pandh.demon.co.uk)
Mon, 28 Aug 1995 20:06:39 +0000 (GMT)

I got the following kernel Oops whilst debugging a program with electric
fence:

System is AMD 486DX40
20Mb RAM
10Mb Swap
GCC 2.7.0
Nearly all ELF binaries
1.3.21 compiled in ELF

Aug 28 16:06:54 pandh kernel: dump trying to free kernel page-directory: not good
Aug 28 16:07:32 pandh kernel: dump trying to free kernel page-directory: not good
Aug 28 16:08:03 pandh kernel: eftest trying to free kernel page-directory: not good
Aug 28 16:10:06 pandh kernel: dump trying to free kernel page-directory: not good
Aug 28 16:14:20 pandh kernel: dump trying to free kernel page-directory: not good
Aug 28 16:20:23 pandh kernel: dump trying to free kernel page-directory: not good
Aug 28 16:24:40 pandh kernel: eftest trying to free kernel page-directory: not good
Aug 28 17:48:25 pandh kernel: Unable to handle kernel paging request at virtual address 400ba000
Aug 28 17:48:27 pandh kernel: current->tss.cr3 = 00d4e000,
Aug 28 17:48:27 pandh kernel: *pde = 00079067
Aug 28 17:48:27 pandh kernel: *pte = 00014900
Aug 28 17:48:27 pandh kernel: Oops: 0000
Aug 28 17:48:27 pandh kernel: EIP: 0010:0014baa1
Aug 28 17:48:27 pandh kernel: EFLAGS: 00010216
Aug 28 17:48:27 pandh kernel: eax: 00428e10 ebx: 00000400 ecx: 00000100 edx: 0021dc00
Aug 28 17:48:27 pandh kernel: esi: 400ba000 edi: 0021dc00 ebp: 00000400 esp: 0127bc0c
Aug 28 17:48:27 pandh kernel: ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Aug 28 17:48:27 pandh kernel: Process test (pid: 5634, process nr: 18, stackpage=0127b000)
Aug 28 17:48:27 pandh kernel: Stack: 00002000 00ca0070 00002000 01b82000 00000000 00000000 001ccd3c 00000400
Aug 28 17:48:27 pandh kernel: 000001c4 00071400 00000000 00428e10 ffffffe4 00000000 0126588c 00000000
Aug 28 17:48:27 pandh kernel: 001526b1 012657e0 012657e0 01265810 012657e0 00000000 0127bd50 001526c2
Aug 28 17:48:27 pandh kernel: Call Trace: 01b82000 001526b1 001526c2 0010c62e 0012bcac 0012bdff 0012bcac
Aug 28 17:48:27 pandh kernel: 0012c7b2 01b71000 00117560 0010a0eb 0010a472
Aug 28 17:48:27 pandh kernel: Code: 64 f3 a5 83 e3 03 89 d9 64 f3 a4 01 ac 24 c0 00 00 00 8b 54

0014b7f0 t ext2_file_write
00152620 T ext2_truncate
0010c610 T do_IRQ
0012bc90 t dump_write
0012bd50 t writenote

I don't know if this happened with earlier versions of 1.3 because this is
the first version that is stable on my system.

patrick