Messages in this thread | | | Date | Sun, 08 Jun 2008 05:14:11 -0400 | From | Mark Hounschell <> | Subject | 2.6.24.7-rt13 Oops |
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BUG: unable to handle kernel paging request at virtual address 00656c0c printing eip: c01cb82e *pde = 00000000 Oops: 0000 [#1] PREEMPT SMP Modules linked in: lp af_packet appletalk ax25 ipx p8023 udf ip6t_LOG nf_conntrack_ipv6 xt_pkttype ipt_LOG xt_limit snd_pcm_oss snd_mixer_oss snd_seq snd_seq_device ip6t_REJECT xt_tcpudp ipt_REJECT xt_state iptable_mangle iptable_nat nf_nat iptable_filter ip6table_mangle nf_conntrack_ipv4 nf_conntrack ip_tables ip6table_filter ip6_tables x_tables ipv6 fuse loop dm_mod snd_hda_intel snd_pcm snd_timer rtc_cmos snd rtc_core osst ati_agp i2c_piix4 e1000 ide_cd soundcore parport_pc agpgart rtc_lib cdrom sky2 k8temp snd_page_alloc st hwmon i2c_core parport ide_disk sg ehci_hcd ohci_hcd usbcore ssb sd_mod edd ext3 mbcache jbd aic7xxx scsi_transport_spi pata_jmicron atiixp ide_core ahci libata scsi_mod
Pid: 9661, comm: v27 Not tainted (2.6.24.7-rt13 #3) EIP: 0060:[<c01cb82e>] EFLAGS: 00210097 CPU: 1 EIP is at strnlen+0x6/0x18 EAX: 00656c0c EBX: 00656c0c ECX: 00656c0c EDX: fffffffe ESI: c03c605c EDI: ebb2fdb0 EBP: ffffffff ESP: ebb2fccc DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 preempt:00000002 Process v27 (pid: 9661, ti=ebb2e000 task=f3ca1810 task.ti=ebb2e000) Stack: c01caf08 00200246 c0177fb3 f3c22b40 ebb2fd54 c4835a70 c4835a6c 00000400 c03c604c c01c6572 c03c644c 00000000 ffffffff f4f573b6 00000400 00656c0c f325a9e0 c03c604c c01cb170 ebb2fda8 f4f5739c c011b8fd ebb2fda8 00000b61 Call Trace: [<c01caf08>] vsnprintf+0x29d/0x46a [<c0177fb3>] dput+0x2c/0xff [<c01c6572>] __next_cpu+0x12/0x21 [<c01cb170>] vscnprintf+0x14/0x20 [<c011b8fd>] vprintk+0xdc/0x2c8 [<c010309a>] __switch_to+0x15/0x11f [<c02b5505>] __spin_unlock+0xc/0x20 [<c011698b>] finish_task_switch+0x26/0x83 [<c011bb04>] printk+0x1b/0x1f [<f4f4cf18>] ahc_linux_queue_recovery_cmd+0x6f/0x982 [aic7xxx] [<c012e02e>] lock_hrtimer_base+0x15/0x2f [<c01659a8>] kmem_cache_alloc+0x7d/0xb1 [<f4f4d839>] ahc_linux_dev_reset+0xe/0x2a [aic7xxx] [<f482c801>] scsi_try_bus_device_reset+0x1d/0x3c [scsi_mod] [<f482e152>] scsi_reset_provider+0x98/0x12a [scsi_mod] [<c0159a52>] find_extend_vma+0x12/0x49 [<c0133aa8>] get_futex_key+0x6e/0x122 [<c0133e37>] futex_wait+0x1fc/0x2dc [<c0134226>] futex_wake+0xb8/0xc2 [<c0134dd0>] do_futex+0x7a/0x9eb [<c012d99f>] hrtimer_forward+0xba/0xd0 [<f4e6c660>] sg_ioctl+0x8d3/0x9dd [sg] [<c02b5505>] __spin_unlock+0xc/0x20 [<c01301d6>] getnstimeofday+0x2b/0xb2 [<c02b422f>] rt_mutex_lock+0x15/0x3f [<c0137d4c>] rt_down+0xe/0x26 [<c017307c>] do_ioctl+0x4c/0x62 [<c01732c9>] vfs_ioctl+0x237/0x249 [<c0173320>] sys_ioctl+0x45/0x5d [<c010402a>] sysenter_past_esp+0x5f/0x85 ======================= --------------------------- | preempt count: 00000002 ] | 2-level deep critical section nesting: ---------------------------------------- .. [<c011b832>] .... vprintk+0x11/0x2c8 .....[<00000000>] .. ( <= _stext+0x3feff000/0x14) .. [<c02b515e>] .... __spin_lock+0xd/0x23 .....[<00000000>] .. ( <= _stext+0x3feff000/0x14)
Code: c9 74 0c f2 ae 74 05 bf 01 00 00 00 4f 89 fa 5f 89 d0 c3 85 c9 57 89 c7 89 d0 74 05 f2 ae 75 01 4f 89 f8 5f c3 89 c1 89 c8 eb 06 <80> 38 00 74 07 40 4a 83 fa ff 75 f4 29 c8 c3 90 90 90 57 83 c9 EIP: [<c01cb82e>] strnlen+0x6/0x18 SS:ESP 0068:ebb2fccc ---[ end trace a30b09d6b0410b5f ]--- note: v27[9661] exited with preempt_count 1
What causes it:
rst_command = SG_SCSI_RESET_DEVICE; if (ioctl(Q->DevSpec1, SG_SCSI_RESET, &rst_command) < 0) perror("gen_rst: Scsi Device Reset");
Regards Mark
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