Lombard Sleep Crash (Was: 2.2.18pre17 again)
Claus
cl.en at gmx.net
Thu Nov 9 12:22:56 EST 2000
Moin Michael!
>:
>: Seems I've seen that message before ???
>:
>: > >Sep 18 00:35:03 apple kernel: Kernel panic: kernel access of bad area pc
>: > >c00cf34c lr c00cfa88 address 24 tsk
>: > >+pmud/297
>: > >
>: > >System.map-2.2.18pre4-ben1:
>: > >c00cf218 t idepmac_sleep_device
>: > >c00cf334 t idepmac_wake_device
>: >
>: > Please, try to disassemble idepmac_sleep_device with objdump and see
>: > where exactly it crashes. Looks like there may be some bad pointer going
>: > on there...
>:
>: Rather disassemble idepmac_wake_device (that's where tha PC falls IMHO).
>:
>: Michael
I've just had a snooze-pmud-cd_module crash, sorry it's not in log/messages.
I wrote this from the screen: pc c00d82cc lr c00d8aa8
2:02 at pts/1 ~ > uname -a
Linux apple 2.2.18pre17-ben1 #38 Wed Oct 25 18:51:51 CEST 2000 ppc unknown
c00d82b4 <idepmac_wake_device>:
c00d82b4: 94 21 ff d0 stwu r1,-48(r1)
c00d82b8: 7c 08 02 a6 mflr r0
c00d82bc: bf a1 00 24 stmw r29,36(r1)
c00d82c0: 90 01 00 34 stw r0,52(r1)
c00d82c4: 7c 7f 1b 78 mr r31,r3
c00d82c8: 81 3f 00 54 lwz r9,84(r31)
c00d82cc: 80 09 00 24 lwz r0,36(r9)
^^^^^^^^
<snip>
c00d8720 <idepmac_notify_sleep>:
c00d8720: 94 21 ff c0 stwu r1,-64(r1)
c00d8724: 7c 08 02 a6 mflr r0
<snip>
c00d8970: 7f d9 00 2e lwzx r30,r25,r0
c00d8974: 3b 5d 00 01 addi r26,r29,1
c00d8978: 2c 1e 00 00 cmpwi r30,0
c00d897c: 41 82 01 2c beq c00d8aa8 <idepmac_notify_sleep+0x388>
<snip>
c00d8a98: 40 80 00 10 bge c00d8aa8 <idepmac_notify_sleep+0x388>
c00d8a9c: 7f e3 fb 78 mr r3,r31
c00d8aa0: 7f c4 f3 78 mr r4,r30
c00d8aa4: 4b ff f8 11 bl c00d82b4 <idepmac_wake_device>
c00d8aa8: 80 18 e3 d8 lwz r0,-7208(r24)
^^^^^^^^
c00d8aac: 7f 5d d3 78 mr r29,r26
c00d8ab0: 7c 1d 00 00 cmpw r29,r0
c00d8ab4: 41 80 fe ac blt c00d8960 <idepmac_notify_sleep+0x240>
c00d8ab8: 38 60 00 00 li r3,0
c00d8abc: 80 01 00 44 lwz r0,68(r1)
c00d8ac0: 7c 08 03 a6 mtlr r0
c00d8ac4: ba c1 00 18 lmw r22,24(r1)
c00d8ac8: 38 21 00 40 addi r1,r1,64
c00d8acc: 4e 80 00 20 blr
c00d8ad0 <ide_dma_intr>:
c00d8ad0: 94 21 ff e0 stwu r1,-32(r1)
<snip>
Regards
Claus
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