2.4.0-test1-ac9 FAT oops

From: Samuli Kaski (samkaski@cs.helsinki.fi)
Date: Sun Jun 11 2000 - 09:11:20 EST


The oops was caused by running bonnie on a ~33 GB FAT32 partition.
Parallel to the bonnie, a FTP transfer was active to the same drive. The
drive is ATA/66 and connected to the HPT366 of my BP6.

        Samuli

samkaski@vortex:/home/guest/storage3$ bonnie -s 512
File './Bonnie.1355', size: 536870912
Writing with putc()...done
Rewriting...done
Writing intelligently...done
Reading with getc()...done
Reading intelligently...done
Seeker 1...Seeker 2...Seeker 3...start 'em...done...done...Bonnie: drastic I/O error (pipe read): No such file or directory
samkaski@vortex:/home/guest/storage3$

and the oops(es)

Jun 11 16:49:13 vortex kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000010
Jun 11 16:49:13 vortex kernel: printing eip:
Jun 11 16:49:13 vortex kernel: c015fd20
Jun 11 16:49:13 vortex kernel: *pde = 00000000
Jun 11 16:49:13 vortex kernel: Oops: 0002
Jun 11 16:49:13 vortex kernel: CPU: 1
Jun 11 16:49:13 vortex kernel: EIP: 0010:[fat_cache_add+152/180]
Jun 11 16:49:13 vortex kernel: EFLAGS: 00010246
Jun 11 16:49:13 vortex kernel: eax: 00000000 ebx: 0011685a ecx: 00000000 edx: c02d5048
Jun 11 16:49:13 vortex kernel: esi: 00110181 edi: c3b4fdc0 ebp: 00000364 esp: c3a6bdd4
Jun 11 16:49:13 vortex kernel: ds: 0018 es: 0018 ss: 0018
Jun 11 16:49:13 vortex kernel: Process tar (pid: 1339, stackpage=c3a6b000)
Jun 11 16:49:13 vortex kernel: Stack: 00000364 c3b4fdc0 00000364 c4b647e0 2141fdd0 c015fe20 c3b4fdc0 00000364
Jun 11 16:49:14 vortex kernel: 0011685a c7ad8cbc 00000002 00000364 0011685a c015febb c3b4fdc0 00000364
Jun 11 16:49:14 vortex kernel: 00000000 00001b22 c3b4fdc0 00000008 c015f7eb c3b4fdc0 00001b22 c0161a24
Jun 11 16:49:14 vortex kernel: Call Trace: [fat_get_cluster+140/164] [default_fat_bmap+131/164] [fat_bmap+27/32] [fat_get_block+176/232] [__block_prepare_write+259/520] [cont_prepare_write+509/724] [fat_get_block+0/232]
Jun 11 16:49:14 vortex kernel: [fat_prepare_write+38/44] [fat_get_block+0/232] [generic_file_write+874/1316] [default_fat_file_write+34/88] [fat_file_write+45/52] [sys_write+234/268] [system_call+52/56] [startup_32+43/199]
Jun 11 16:49:14 vortex kernel: Code: c7 41 10 00 00 00 00 a1 00 50 2d c0 89 42 10 89 15 00 50 2d
Jun 11 16:52:47 vortex kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000010
Jun 11 16:52:47 vortex kernel: printing eip:
Jun 11 16:52:47 vortex kernel: c015fd20
Jun 11 16:52:47 vortex kernel: *pde = 00000000
Jun 11 16:52:47 vortex kernel: Oops: 0002
Jun 11 16:52:47 vortex kernel: CPU: 0
Jun 11 16:52:47 vortex kernel: EIP: 0010:[fat_cache_add+152/180]
Jun 11 16:52:47 vortex kernel: EFLAGS: 00010246
Jun 11 16:52:47 vortex kernel: eax: 00000000 ebx: 00106f9f ecx: 00000000 edx: c02d5048
Jun 11 16:52:47 vortex kernel: esi: 000f6702 edi: c685f040 ebp: 00010110 esp: c4397e14
Jun 11 16:52:47 vortex kernel: ds: 0018 es: 0018 ss: 0018
Jun 11 16:52:47 vortex kernel: Process bonnie (pid: 1359, stackpage=c4397000)
Jun 11 16:52:47 vortex kernel: Stack: 00010110 c685f040 00010110 c5dd8ac0 2141fdd0 c015fe20 c685f040 00010110
Jun 11 16:52:47 vortex kernel: 00106f9f c7ad8cbc 00000007 00010110 00106f9f c015febb c685f040 00010110
Jun 11 16:52:47 vortex kernel: 00100000 00080887 c685f040 00000008 c015f7eb c685f040 00080887 c016198e
Jun 11 16:52:47 vortex kernel: Call Trace: [fat_get_cluster+140/164] [default_fat_bmap+131/164] [fat_bmap+27/32] [fat_get_block+26/232] [block_read_full_page+321/628] [fat_readpage+15/20] [fat_get_block+0/232]
Jun 11 16:52:47 vortex kernel: [do_generic_file_read+698/1368] [generic_file_read+99/128] [file_read_actor+0/132] [fat_file_read+45/52] [sys_read+233/268] [system_call+52/56]
Jun 11 16:52:47 vortex kernel: Code: c7 41 10 00 00 00 00 a1 00 50 2d c0 89 42 10 89 15 00 50 2d

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