Attachment 579675 Details for Bug 815469 – backtrace-rhel6

backtrace-rhel6

rhel6.log (text/plain), 3.89 KB, created by Pavel Hrdina on 2012-04-23 19:49:55 UTC

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Creator: Pavel Hrdina

Created: 2012-04-23 19:49:55 UTC

Size: 3.89 KB

patch

obsolete

>BUG: unable to handle kernel NULL pointer dereference at 0000000000000035
>IP: [<ffffffffa026d6ab>] setup_rw_floppy+0x6b/0x380 [floppy]
>PGD 0 
>Oops: 0000 [#1] SMP 
>last sysfs file: /sys/devices/platform/floppy.0/block/fd0/queue/iosched/quantum
>CPU 1 
>Modules linked in: floppy ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 e1000 i2c_piix4 i2c_core sg ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif pata_acpi ata_generic ata_piix dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]
>
>Pid: 12, comm: events/1 Not tainted 2.6.32-262.el6.x86_64 #1 Bochs Bochs
>RIP: 0010:[<ffffffffa026d6ab>]  [<ffffffffa026d6ab>] setup_rw_floppy+0x6b/0x380 [floppy]
>RSP: 0018:ffff88007dd09d90  EFLAGS: 00000246
>RAX: 0000000000000000 RBX: 00000000000000d9 RCX: 0000000000000009
>RDX: 0000000000000000 RSI: 0000000000000246 RDI: 00000000ffffffff
>RBP: ffff88007dd09db0 R08: 20c49ba5e353f7cf R09: 0000000000000000
>R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
>R13: 0000000000000008 R14: 0000000000000009 R15: ffff880002319288
>FS:  0000000000000000(0000) GS:ffff880002300000(0000) knlGS:0000000000000000
>CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
>CR2: 0000000000000035 CR3: 000000007ce7f000 CR4: 00000000000006e0
>DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>DR3: 0000000000000000 DR6: 0000000000000000 DR7: 0000000000000000
>Process events/1 (pid: 12, threadinfo ffff88007dd08000, task ffff88007dcff500)
>Stack:
> 0000000000000000 0000000000002400 0000000000000000 ffff88007dd09fd8
><d> ffff88007dd09de0 ffffffffa026fede ffff880002319280 0000000000000202
><d> ffff880002319280 ffff880002319280 ffff88007dd09e30 ffffffffa0270465
>Call Trace:
> [<ffffffffa026fede>] floppy_ready+0x2de/0x730 [floppy]
> [<ffffffffa0270465>] floppy_start+0x135/0x160 [floppy]
> [<ffffffffa0270330>] ? floppy_start+0x0/0x160 [floppy]
> [<ffffffff8108c620>] worker_thread+0x170/0x2a0
> [<ffffffff81091f90>] ? autoremove_wake_function+0x0/0x40
> [<ffffffff8108c4b0>] ? worker_thread+0x0/0x2a0
> [<ffffffff81091c26>] kthread+0x96/0xa0
> [<ffffffff8100c14a>] child_rip+0xa/0x20
> [<ffffffff81091b90>] ? kthread+0x0/0xa0
> [<ffffffff8100c140>] ? child_rip+0x0/0x20
>Code: e5 08 75 6c 45 31 e4 45 31 f6 80 78 35 00 74 24 49 63 d6 41 83 c6 01 0f be 7c 10 36 e8 0f e0 ff ff 41 09 c4 48 8b 05 d5 6e 00 00 <0f> b6 50 35 44 39 f2 7f dc 0f b6 05 59 79 00 00 48 c1 e0 07 f6 
>RIP  [<ffffffffa026d6ab>] setup_rw_floppy+0x6b/0x380 [floppy]
> RSP <ffff88007dd09d90>
>CR2: 0000000000000035
>---[ end trace 76d1eb25b7205e2b ]---
>Kernel panic - not syncing: Fatal exception
>Pid: 12, comm: events/1 Tainted: G      D    ---------------    2.6.32-262.el6.x86_64 #1
>Call Trace:
> [<ffffffff814fa1a0>] ? panic+0xa0/0x168
> [<ffffffff814fe334>] ? oops_end+0xe4/0x100
> [<ffffffff81043bbb>] ? no_context+0xfb/0x260
> [<ffffffff81043e45>] ? __bad_area_nosemaphore+0x125/0x1e0
> [<ffffffff8104e279>] ? __wake_up_common+0x59/0x90
> [<ffffffff81043f13>] ? bad_area_nosemaphore+0x13/0x20
> [<ffffffff810445cd>] ? __do_page_fault+0x31d/0x480
> [<ffffffff8108c8cd>] ? insert_work+0x6d/0xb0
> [<ffffffff8108cc11>] ? __queue_work+0x41/0x50
> [<ffffffff8108cd0f>] ? queue_work+0x1f/0x30
> [<ffffffff815002ee>] ? do_page_fault+0x3e/0xa0
> [<ffffffff814fd6a5>] ? page_fault+0x25/0x30
> [<ffffffffa026d6ab>] ? setup_rw_floppy+0x6b/0x380 [floppy]
> [<ffffffffa026fede>] ? floppy_ready+0x2de/0x730 [floppy]
> [<ffffffffa0270465>] ? floppy_start+0x135/0x160 [floppy]
> [<ffffffffa0270330>] ? floppy_start+0x0/0x160 [floppy]
> [<ffffffff8108c620>] ? worker_thread+0x170/0x2a0
> [<ffffffff81091f90>] ? autoremove_wake_function+0x0/0x40
> [<ffffffff8108c4b0>] ? worker_thread+0x0/0x2a0
> [<ffffffff81091c26>] ? kthread+0x96/0xa0
> [<ffffffff8100c14a>] ? child_rip+0xa/0x20
> [<ffffffff81091b90>] ? kthread+0x0/0xa0
> [<ffffffff8100c140>] ? child_rip+0x0/0x20

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