Bug#695658: Unable to handle kernel paging request at ffff880002908000
Now I can trigger this bug when logging through ssh(which didn't
happen before). The only difference is kernel version
3.2.0-0.bpo.4-amd64 #1 SMP Debian 3.2.35-2~bpo60+1 x86_64 GNU/Linux
Feb 12 08:48:20 web1 kernel: [420594.400695] BUG: unable to handle
kernel paging request at ffff88006734e000
Feb 12 08:48:20 web1 kernel: [420594.408650] IP: [<ffffffff81015d7f>]
__sanitize_i387_state+0x24/0xe1
Feb 12 08:48:20 web1 kernel: [420594.415906] PGD 1606067 PUD b7d067
PMD cb7067 PTE 0
Feb 12 08:48:20 web1 kernel: [420594.421551] Oops: 0000 [#2] SMP
Feb 12 08:48:20 web1 kernel: [420594.425321] CPU 0
Feb 12 08:48:20 web1 kernel: [420594.427467] Modules linked in:
ipmi_si mpt2sas scsi_transport_sas raid_class mptctl mptbase xt_tcpudp
nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_physdev
iptable_filter ip_tables x_tables xen_netback xen_blkback ipmi_devintf
ipmi_msghandler dell_rbu xen_evtchn xenfs bridge stp loop joydev
shpchp processor coretemp crc32c_intel ghash_clmulni_intel tpm_tis tpm
tpm_bios aesni_intel cryptd aes_x86_64 dcdbas evdev snd_pcm snd_timer
snd wmi soundcore snd_page_alloc pcspkr thermal_sys button aes_generic
acpi_power_meter usbhid hid ext4 mbcache jbd2 crc16 dm_mod sg sr_mod
sd_mod cdrom crc_t10dif ses enclosure ahci libahci libata ehci_hcd
usbcore usb_common megaraid_sas scsi_mod tg3 libphy [last unloaded:
ipmi_si]
Feb 12 08:48:20 web1 kernel: [420594.500592]
Feb 12 08:48:20 web1 kernel: [420594.502383] Pid: 6118, comm: bash
Tainted: G D 3.2.0-0.bpo.4-amd64 #1 Debian 3.2.35-2~bpo60+1
Dell Inc. PowerEdge R320/0DY523
Feb 12 08:48:20 web1 kernel: [420594.516199] RIP:
e030:[<ffffffff81015d7f>] [<ffffffff81015d7f>]
__sanitize_i387_state+0x24/0xe1
Feb 12 08:48:20 web1 kernel: [420594.526194] RSP:
e02b:ffff880002d3be10 EFLAGS: 00010246
Feb 12 08:48:20 web1 kernel: [420594.532259] RAX: 0000000000000000
RBX: 00007fff3650bec0 RCX: 0000000000000200
Feb 12 08:48:20 web1 kernel: [420594.540391] RDX: ffff88006734de00
RSI: ffff880002d3bfd8 RDI: ffff880002eaf510
Feb 12 08:48:20 web1 kernel: [420594.548521] RBP: ffff880002eaf510
R08: ffff880002d3a000 R09: ffff880002eaf8d0
Feb 12 08:48:20 web1 kernel: [420594.556652] R10: ffff88007da0b130
R11: ffffffff81004531 R12: 0000000000000000
Feb 12 08:48:20 web1 kernel: [420594.564783] R13: 00007fff3650bcf8
R14: ffff880002eaf510 R15: 00007fff3650bec0
Feb 12 08:48:20 web1 kernel: [420594.572915] FS:
00007ff508fb4700(0000) GS:ffff88007da00000(0000)
knlGS:0000000000000000
Feb 12 08:48:20 web1 kernel: [420594.593255] CS: e033 DS: 0000 ES:
0000 CR0: 000000008005003b
Feb 12 08:48:20 web1 kernel: [420594.599809] CR2: ffff88006734e000
CR3: 00000000031ee000 CR4: 0000000000002660
Feb 12 08:48:20 web1 kernel: [420594.607938] DR0: 0000000000000000
DR1: 0000000000000000 DR2: 0000000000000000
Feb 12 08:48:20 web1 kernel: [420594.616070] DR3: 0000000000000000
DR6: 00000000ffff0ff0 DR7: 0000000000000400
Feb 12 08:48:20 web1 kernel: [420594.624200] Process bash (pid: 6118,
threadinfo ffff880002d3a000, task ffff880002eaf510)
Feb 12 08:48:20 web1 kernel: [420594.633390] Stack:
Feb 12 08:48:20 web1 kernel: [420594.635765] ffffffff81015f54
ffff880002d3bf58 0000000000000011 ffff880002eaf9b0
Feb 12 08:48:20 web1 kernel: [420594.644252] ffffffff8100e132
0000000000000000 ffff880002eaf510 0000000000000011
Feb 12 08:48:20 web1 kernel: [420594.652741] 0000000000040001
00000000000017e7 ffff880000000000 0000000000000000
Feb 12 08:48:20 web1 kernel: [420594.661233] Call Trace:
Feb 12 08:48:20 web1 kernel: [420594.664094] [<ffffffff81015f54>] ?
save_i387_xstate+0x118/0x1e2
Feb 12 08:48:20 web1 kernel: [420594.670939] [<ffffffff8100e132>] ?
do_signal+0x21f/0x635
Feb 12 08:48:20 web1 kernel: [420594.677105] [<ffffffff810462d5>] ?
wake_up_new_task+0x96/0xc2
Feb 12 08:48:20 web1 kernel: [420594.683746] [<ffffffff8100e56d>] ?
do_notify_resume+0x25/0x67
Feb 12 08:48:20 web1 kernel: [420594.690397] [<ffffffff811070c0>] ?
sys_read+0x45/0x6e
Feb 12 08:48:20 web1 kernel: [420594.696272] [<ffffffff8136d920>] ?
int_signal+0x12/0x17
Feb 12 08:48:20 web1 kernel: [420594.702340] Code: c1 ea 20 0f 01 d1
c3 48 8b 97 58 04 00 00 48 85 d2 0f 84 d0 00 00 00 83 bf 50 04 00 00
00 74 04 0f 0b eb fe 48 8b 05 b1 a7 72 00 <48> 8b b2 00 02 00 00 48 89
c1 48 21 f1 48 39 c1 0f 84 a6 00 00
Feb 12 08:48:20 web1 kernel: [420594.724718] RIP [<ffffffff81015d7f>]
__sanitize_i387_state+0x24/0xe1
Feb 12 08:48:20 web1 kernel: [420594.732064] RSP <ffff880002d3be10>
Feb 12 08:48:20 web1 kernel: [420594.736090] CR2: ffff88006734e000
Feb 12 08:48:20 web1 kernel: [420594.740340] ---[ end trace
9a9c31b4d70e010d ]---
Any help would be appreciated.
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