Messages in this thread | | | Date | Fri, 9 Jul 1999 22:49:34 +0200 | From | Kurt Garloff <> | Subject | Re: OOPS with 2.2.10-ac9 |
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On Thu, Jul 08, 1999 at 10:17:54AM +0200, georg.funke@netcologne.de wrote: > Hi, > > today i want to burn a CD but i get the following kernel oops with > 2.2.10-ac8. > > [Absolutely useless info snipped!] > > I newer get a oops when i want to burn a CD. > Unable to handle kernel NULL pointer dereference at virtual address 00000000 > current->tss.cr3 = 05bbc000, %cr3 = 05bbc000 > *pde = 00000000 > Oops: 0002 > CPU: 0 > EIP: 0010:[<c0120731>] > EFLAGS: 00010292 > eax: 0000001b ebx: 5a5a5a5a ecx: 00000024 edx: 00000017 > esi: c0093340 edi: 5a5a5a5a ebp: c906a3a0 esp: c102de8c > ds: 0018 es: 0018 ss: 0018 > Process rmmod (pid: 1312, process nr: 55, stackpage=c102d000) > Stack: 00000018 00000246 5a5a5a5a c0093340 c0093160 c906a3a0 c759d800 00000b00 > 00000000 00000246 c759d818 c00901c4 00072000 c017fb1f 5a5a5a5a c011a69e > c34fbb20 fffffffe 5a5a5a5a c0093340 c0093160 c906a3a0 c74e2300 c9066000 > Call Trace: [<c017fb1f>] [<c011a69e>] [<c018122a>] [<c0181319>] [<c0115e9c>] [<c0115e1f>] [<c010e274>] > [<c01154a3>] [<c010910d>] [<c0108fd4>] > Code: c7 05 00 00 00 00 00 00 00 00 83 c4 10 5b 5e 5f 5d 83 c4 1c > Warning: trailing garbage ignored on Code: line > Text: 'Code: c7 05 00 00 00 00 00 00 00 00 83 c4 10 5b 5e 5f 5d 83 c4 1c ' > >>EIP: c0120731 <kfree+2b1/2c8> > Trace: c017fb1f <scsi_init_free+37/40> > Trace: c011a69e <do_anonymous_page+6e/80> > Trace: c018122a <scsi_unregister_device+66/b0> > Trace: c0181319 <scsi_unregister_module+3d/44> > Trace: c0115e9c <free_module+a0/ac> > Trace: c0115e1f <free_module+23/ac> > Trace: c010e274 <do_page_fault+108/334> > Trace: c01154a3 <sys_delete_module+1bf/200> > Code: c0120731 <kfree+2b1/2c8> 0000000000000000 <_EIP>: <=== > Code: c0120731 <kfree+2b1/2c8> 0: c7 05 00 00 00 00 00 movl $0x0,0x0 <=== > Code: c0120738 <kfree+2b8/2c8> 7: 00 00 00 > Code: c012073b <kfree+2bb/2c8> a: 83 c4 10 addl $0x10,%esp > Code: c012073e <kfree+2be/2c8> d: 5b popl %ebx > Code: c012073f <kfree+2bf/2c8> e: 5e popl %esi > Code: c0120740 <kfree+2c0/2c8> f: 5f popl %edi > Code: c0120741 <kfree+2c1/2c8> 10: 5d popl %ebp > Code: c0120742 <kfree+2c2/2c8> 11: 83 c4 1c addl $0x1c,%esp
This is a bug on removing devices in the scsi mid-layer. It's triggered by ac8's slab poisioning. A patch has been sent to Alan and should cure this. You may also find it on linux-scsi ...
Regards, -- Kurt Garloff <garloff@suse.de> SuSE GmbH, Nürnberg, FRG Linux kernel development; SCSI driver: DC390 (tmscsim/AM53C974) [unhandled content-type:application/pgp-signature] | |