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Subjectoops, likely related to scsi/adaptec
Date
Hi,

trying to mount a CD in a SCSI DVD Drive I got the following oops.
All following attempts led to mount stuck in __down.
This happened on vanilla 2.3.47. Isofs is a module. The rest is in kernel.

Regards
Oliver

PS: I found no maintainer for aic. Is there one ?
Feb 26 14:03:47 ghanima kernel: invalid operand: 0000
Feb 26 14:03:47 ghanima kernel: CPU: 0
Feb 26 14:03:47 ghanima kernel: EIP: 0010:[aic7xxx_buildscb+740/880]
Feb 26 14:03:47 ghanima kernel: EFLAGS: 00010082
Feb 26 14:03:47 ghanima kernel: eax: 00000037 ebx: c13a0000 ecx: 00000022 edx: c5a933e0
Feb 26 14:03:47 ghanima kernel: esi: 00000000 edi: c1395400 ebp: c13ae000 esp: c3f85c6c
Feb 26 14:03:47 ghanima kernel: ds: 0018 es: 0018 ss: 0018
Feb 26 14:03:47 ghanima kernel: Process mount (pid: 367, stackpage=c3f85000)
Feb 26 14:03:47 ghanima kernel: Stack: c0298acb c0298bc0 0000003a c13ae000 c1395400 c13a0000 c13af080 c139fc06
Feb 26 14:03:47 ghanima kernel: c634b900 c6340004 00000002 00000000 00000000 c01f1f48 c13af080 c1395400
Feb 26 14:03:47 ghanima kernel: c13ae000 00000246 c634b99c c13af000 c1395400 c01c6e1f c01c6e91 c1395400
Feb 26 14:03:47 ghanima kernel: Call Trace: [size_sg_req_info+1783/37108] [size_sg_req_info+2028/37108] [aic7xxx_queue+216/368] [scsi_dispatch_cmd+175/384] [scsi_dispatch_cmd+289/384] [scsi_old_done+0/1584] [scsi_request_fn+764/800]
Feb 26 14:03:47 ghanima kernel: Code: 0f 0b 83 c4 0c 8d 76 00 8b 4c 24 30 8d 96 00 00 00 40 89 91
Using defaults from ksymoops -t elf32-i386 -a i386

Code; 00000000 Before first symbol
00000000 <_EIP>:
Code; 00000000 Before first symbol
0: 0f 0b ud2a
Code; 00000002 Before first symbol
2: 83 c4 0c addl $0xc,%esp
Code; 00000005 Before first symbol
5: 8d 76 00 leal 0x0(%esi),%esi
Code; 00000008 Before first symbol
8: 8b 4c 24 30 movl 0x30(%esp,1),%ecx
Code; 0000000c Before first symbol
c: 8d 96 00 00 00 40 leal 0x40000000(%esi),%edx
Code; 00000012 Before first symbol
12: 89 91 00 00 00 00 movl %edx,0x0(%ecx)


2 warnings and 1 error issued. Results may not be reliable.
Console log for ghanima
Feb 26 14:03:47 ghanima kernel: kernel BUG at /home/oliver/linux/include/asm/pci.h:58!
Feb 26 14:03:47 ghanima kernel: invalid operand: 0000
Feb 26 14:03:47 ghanima kernel: CPU: 0
Feb 26 14:03:47 ghanima kernel: EIP: 0010:[aic7xxx_buildscb+740/880]
Feb 26 14:03:47 ghanima kernel: EFLAGS: 00010082
Feb 26 14:03:47 ghanima kernel: eax: 00000037 ebx: c13a0000 ecx: 00000022 edx: c5a933e0
Feb 26 14:03:47 ghanima kernel: esi: 00000000 edi: c1395400 ebp: c13ae000 esp: c3f85c6c
Feb 26 14:03:47 ghanima kernel: ds: 0018 es: 0018 ss: 0018
Feb 26 14:03:47 ghanima kernel: Process mount (pid: 367, stackpage=c3f85000)
Feb 26 14:03:47 ghanima kernel: Stack: c0298acb c0298bc0 0000003a c13ae000 c1395400 c13a0000 c13af080 c139fc06
Feb 26 14:03:47 ghanima kernel: c634b900 c6340004 00000002 00000000 00000000 c01f1f48 c13af080 c1395400
Feb 26 14:03:47 ghanima kernel: c13ae000 00000246 c634b99c c13af000 c1395400 c01c6e1f c01c6e91 c1395400
Feb 26 14:03:47 ghanima kernel: Call Trace: [size_sg_req_info+1783/37108] [size_sg_req_info+2028/37108] [aic7xxx_queue+216/368] [scsi_dispatch_cmd+175/384] [scsi_dispatch_cmd+289/384] [scsi_old_done+0/1584] [scsi_request_fn+764/800]
Feb 26 14:03:47 ghanima kernel: [scsi_insert_special_req+87/112] [scsi_do_req+194/208] [scsi_wait_req+138/256] [scsi_wait_done+0/96] [sr_do_ioctl+268/752] [test_unit_ready+82/96] [sr_drive_status+34/64] [open_for_data+53/768]
Feb 26 14:03:47 ghanima kernel: [copy_files+231/672] [cdrom_open+134/192] [blkdev_get+305/416] [do_mount+66/672] [sys_mount+540/624] [<c8830c62>] [<c88317e0>] [system_call+52/56]
Feb 26 14:03:47 ghanima kernel: Code: 0f 0b 83 c4 0c 8d 76 00 8b 4c 24 30 8d 96 00 00 00 40 89 91
Feb 26 14:04:17 ghanima kernel: scsi : aborting command due to timeout : pid 0, scsi0, channel 0, id 2, lun 0 0x00 00 00 00 00 00
Feb 26 14:04:17 ghanima kernel: (scsi0:-1:-1:-1) aic7xxx_isr - referenced scb not valid during scsiint 0x3 scb(0)
Feb 26 14:04:17 ghanima kernel: SIMODE0 0x0, SIMODE1 0xad, SSTAT0 0x7, SEQADDR 0x9c
Feb 26 14:04:17 ghanima kernel: (scsi0:-1:-1:-1) aic7xxx_isr - referenced scb not valid during scsiint 0x13 scb(0)
Feb 26 14:04:17 ghanima kernel: SIMODE0 0x0, SIMODE1 0xad, SSTAT0 0x7, SEQADDR 0x158
Feb 26 14:04:17 ghanima kernel: SCSI host 0 abort (pid 0) timed out - resetting
Feb 26 14:04:17 ghanima kernel: SCSI bus is being reset for host 0 channel 0.
Feb 26 14:04:18 ghanima kernel: SCSI host 0 abort (pid 0) timed out - resetting
Feb 26 14:04:18 ghanima kernel: SCSI bus is being reset for host 0 channel 0.
Feb 26 14:04:18 ghanima kernel: SCSI host 0 channel 0 reset (pid 0) timed out - trying harder
Feb 26 14:04:18 ghanima kernel: SCSI bus is being reset for host 0 channel 0.
Feb 26 14:04:19 ghanima kernel: SCSI host 0 reset (pid 0) timed out again -
Feb 26 14:04:19 ghanima kernel: probably an unrecoverable SCSI bus or device hang.
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