Re: [2.6.26 Power5 64bit] oops in ._spin_unlock_irqrestore
(cc's added) On Fri, 10 Oct 2008 16:06:23 +0200 Folkert van Heusden [EMAIL PROTECTED] wrote: Hi, While running my modrobe/rmmod script I got the following oops on a Linux LPAR on a Power5 system: [ 1867.960287] ipr: IBM Power RAID SCSI Device Driver version: 2.4.1 (April 24, 2007) [ 1867.961133] ipr :c0:01.0: Found IOA with IRQ: 321 [ 1867.967519] ipr :c0:01.0: Initializing IOA. [ 1867.979202] Unable to handle kernel paging request for data at address 0xd012b838 [ 1867.979220] Faulting instruction address: 0xc02de1c8 [ 1867.979232] Oops: Kernel access of bad area, sig: 11 [#1] [ 1867.979243] SMP NR_CPUS=32 NUMA pSeries [ 1867.979265] Modules linked in: ipr(+) loop windfarm_max6690_sensor sr_mod sg evdev snd_pcm snd_timer snd_hwdep compat_ioctl32 serio libps2 dm_log cdrom snd_usb_lib snd_page_alloc libata firmware_class snd_rawmidi snd_seq_device videodev dm_mod v4l1_compat ipv6 snd soundcore ibmveth ext3 jbd mbcache sd_mod ibmvscsic scsi_transport_srp scsi_tgt scsi_mod windfarm_smu_sat windfarm_cpufreq_clamp windfarm_core [last unloaded: atkbd] [ 1867.979488] NIP: c02de1c8 LR: d0130878 CTR: c02de1a8 [ 1867.979500] REGS: c000fc40fb40 TRAP: 0300 Not tainted (2.6.26-1-powerpc64) [ 1867.979510] MSR: 80009032 EE,ME,IR,DR CR: 2422 XER: 2001 [ 1867.979533] DAR: d012b838, DSISR: 4000 [ 1867.979543] TASK = c000fbc1d620[959] 'kseriod' THREAD: c000fc40c000 CPU: 7 [ 1867.979554] GPR00: d0130878 c000fc40fdc0 c05f9578 d012b830 [ 1867.979583] GPR04: d012b830 c05dc458 c000ffa0 [ 1867.979602] GPR08: c000fc40faf0 0003 d0134048 c02de1a8 [ 1867.979637] GPR12: d0130ca8 c0624200 [ 1867.979678] GPR16: 41c0 [ 1867.979715] GPR20: c05200c0 02120330 006b6000 c0520330 [ 1867.979743] GPR24: 021200c0 c0628a30 c051ed28 [ 1867.979782] GPR28: 0001 c000fb61a540 c059e558 d012b7e0 [ 1867.979813] NIP [c02de1c8] .driver_attach+0x20/0x40 [ 1867.979839] LR [d0130878] .serio_thread+0x1fc/0x42c [serio] [ 1867.979869] Call Trace: [ 1867.979881] [c000fc40fdc0] [c03d8624] ._spin_unlock_irqrestore+0x50/0x64 (unreliable) [ 1867.979927] [c000fc40fe40] [d0130878] .serio_thread+0x1fc/0x42c [serio] [ 1867.979955] [c000fc40ff00] [c00890f8] .kthread+0x78/0xc4 [ 1867.979979] [c000fc40ff90] [c00252ac] .kernel_thread+0x4c/0x68 [ 1867.980015] Instruction dump: [ 1867.980028] eb81ffe0 eba1ffe8 7c0803a6 4e800020 7c0802a6 fbc1fff0 ebc2b670 7c651b78 [ 1867.980070] 3880 f8010010 f821ff81 e8de8010 e8630008 4bfff5e1 6000 38210080 [ 1867.985180] ---[ end trace 16968366a5589005 ]--- The trigger script can be found here: http://www.vanheusden.com/pyk/ It looks more like a bug in the input code than powerpc. ___ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
Re: [2.6.26 Power5 64bit] oops in ._spin_unlock_irqrestore
(cc's added) While running my modrobe/rmmod script I got the following oops on a Linux LPAR on a Power5 system: [ 1867.960287] ipr: IBM Power RAID SCSI Device Driver version: 2.4.1 (April 24, 2007) [ 1867.961133] ipr :c0:01.0: Found IOA with IRQ: 321 [ 1867.967519] ipr :c0:01.0: Initializing IOA. [ 1867.979202] Unable to handle kernel paging request for data at address 0xd012b838 [ 1867.979220] Faulting instruction address: 0xc02de1c8 [ 1867.979232] Oops: Kernel access of bad area, sig: 11 [#1] [ 1867.979243] SMP NR_CPUS=32 NUMA pSeries [ 1867.979265] Modules linked in: ipr(+) loop windfarm_max6690_sensor sr_mod sg evdev snd_pcm snd_timer snd_hwdep compat_ioctl32 serio libps2 dm_log cdrom snd_usb_lib snd_page_alloc libata firmware_class snd_rawmidi snd_seq_device videodev dm_mod v4l1_compat ipv6 snd soundcore ibmveth ext3 jbd mbcache sd_mod ibmvscsic scsi_transport_srp scsi_tgt scsi_mod windfarm_smu_sat windfarm_cpufreq_clamp windfarm_core [last unloaded: atkbd] [ 1867.979488] NIP: c02de1c8 LR: d0130878 CTR: c02de1a8 [ 1867.979500] REGS: c000fc40fb40 TRAP: 0300 Not tainted (2.6.26-1-powerpc64) [ 1867.979510] MSR: 80009032 EE,ME,IR,DR CR: 2422 XER: 2001 [ 1867.979533] DAR: d012b838, DSISR: 4000 [ 1867.979543] TASK = c000fbc1d620[959] 'kseriod' THREAD: c000fc40c000 CPU: 7 [ 1867.979554] GPR00: d0130878 c000fc40fdc0 c05f9578 d012b830 [ 1867.979583] GPR04: d012b830 c05dc458 c000ffa0 [ 1867.979602] GPR08: c000fc40faf0 0003 d0134048 c02de1a8 [ 1867.979637] GPR12: d0130ca8 c0624200 [ 1867.979678] GPR16: 41c0 [ 1867.979715] GPR20: c05200c0 02120330 006b6000 c0520330 [ 1867.979743] GPR24: 021200c0 c0628a30 c051ed28 [ 1867.979782] GPR28: 0001 c000fb61a540 c059e558 d012b7e0 [ 1867.979813] NIP [c02de1c8] .driver_attach+0x20/0x40 [ 1867.979839] LR [d0130878] .serio_thread+0x1fc/0x42c [serio] [ 1867.979869] Call Trace: [ 1867.979881] [c000fc40fdc0] [c03d8624] ._spin_unlock_irqrestore+0x50/0x64 (unreliable) [ 1867.979927] [c000fc40fe40] [d0130878] .serio_thread+0x1fc/0x42c [serio] [ 1867.979955] [c000fc40ff00] [c00890f8] .kthread+0x78/0xc4 [ 1867.979979] [c000fc40ff90] [c00252ac] .kernel_thread+0x4c/0x68 [ 1867.980015] Instruction dump: [ 1867.980028] eb81ffe0 eba1ffe8 7c0803a6 4e800020 7c0802a6 fbc1fff0 ebc2b670 7c651b78 [ 1867.980070] 3880 f8010010 f821ff81 e8de8010 e8630008 4bfff5e1 6000 38210080 [ 1867.985180] ---[ end trace 16968366a5589005 ]--- The trigger script can be found here: http://www.vanheusden.com/pyk/ It looks more like a bug in the input code than powerpc. Not sure if it matters but I run that script from an ssh session. If it does matter I can run it from within a virtual terminal as well? Folkert van Heusden -- -- Phone: +31-6-41278122, PGP-key: 1F28D8AE, www.vanheusden.com ___ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
