Dears,
I got the following crash by:
- cp several G onto a raid 5 on a Marvell 88SE6480//// based controller
while also doing
- cp * ../test/ on the same raid.
I strongly suspect mvsas to be the cause
Please keep me on cc, as i am not subscribed to linux-scsi
Thanks,
Rudy
The crash:
[ 2821.392849] BUG: unable to handle kernel paging request at
000000000000bbbb
[ 2821.393697] IP: [<ffffffff815a1b5c>] cache_revisit_request+0xab/0x105
[ 2821.393697] PGD 78e4d067 PUD 78c9a067 PMD 0
[ 2821.393697] Oops: 0000 [#1] SMP
[ 2821.393697] last sysfs file:
/sys/bus/pci/drivers/megaraid_sas/release_date
[ 2821.393697] CPU 2
[ 2821.393697] Modules linked in: parport_pc parport rc_tt_1500
ir_lirc_codec lirc_dev ir_sony_decoder ir_jvc_decoder ir_rc6_decoder
budget_ci lnbp21 budget_core saa7146 ir_rc5_decoder ir_nec_decoder
ttpci_eeprom tda1004x ir_core stb6100 tda10023 stv0297 stb0899 stv0299
dvb_core tda827x floppy
[ 2821.393697]
[ 2821.393697] Pid: 1105, comm: rpc.mountd Not tainted 2.6.37 #1
X7SB4/E/X7SB4/E
[ 2821.393697] RIP: 0010:[<ffffffff815a1b5c>] [<ffffffff815a1b5c>]
cache_revisit_request+0xab/0x105
[ 2821.393697] RSP: 0018:ffff880069e45c18 EFLAGS: 00010206
[ 2821.393697] RAX: 000000000000bbbb RBX: ffff880069e45c18 RCX:
000000000000bbbb
[ 2821.393697] RDX: fffffffc4003d6e4 RSI: 0000000000000000 RDI:
ffffffff81c73774
[ 2821.393697] RBP: ffff880069e45c38 R08: 00000000000000d0 R09:
0000000000000000
[ 2821.393697] R10: 0000000000000000 R11: e000000000000000 R12:
ffff88007adc9f00
[ 2821.393697] R13: ffff88007adc9f00 R14: ffff880069e7ee00 R15:
ffff88007adc9f20
[ 2821.393697] FS: 00007f0247a2a740(0000) GS:ffff88007fd00000(0000)
knlGS:0000000000000000
[ 2821.393697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2821.393697] CR2: 000000000000bbbb CR3: 000000007917a000 CR4:
00000000000406e0
[ 2821.393697] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2821.393697] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
[ 2821.393697] Process rpc.mountd (pid: 1105, threadinfo
ffff880069e44000, task ffff880072408750)
[ 2821.393697] Stack:
[ 2821.393697] ffff880069e45c18 ffff880069e45c18 ffff88007adc9f00
ffffffff81a39860
[ 2821.393697] PGD 78e4d067 PUD 78c9a067 PMD 0
[ 2821.393697] Oops: 0000 [#1] SMP
[ 2821.393697] last sysfs file:
/sys/bus/pci/drivers/megaraid_sas/release_date
[ 2821.393697] CPU 2
[ 2821.393697] Modules linked in: parport_pc parport rc_tt_1500
ir_lirc_codec lirc_dev ir_sony_decoder ir_jvc_decoder ir_rc6_decoder
budget_ci lnbp21 budget_core saa7146 ir_rc5_decoder ir_nec_decoder
ttpci_eeprom tda1004x ir_core stb6100 tda10023 stv0297 stb0899 stv0299
dvb_core tda827x floppy
[ 2821.393697]
[ 2821.393697] Pid: 1105, comm: rpc.mountd Not tainted 2.6.37 #1
X7SB4/E/X7SB4/E
[ 2821.393697] RIP: 0010:[<ffffffff815a1b5c>] [<ffffffff815a1b5c>]
cache_revisit_request+0xab/0x105
[ 2821.393697] RSP: 0018:ffff880069e45c18 EFLAGS: 00010206
[ 2821.393697] RAX: 000000000000bbbb RBX: ffff880069e45c18 RCX:
000000000000bbbb
[ 2821.393697] RDX: fffffffc4003d6e4 RSI: 0000000000000000 RDI:
ffffffff81c73774
[ 2821.393697] RBP: ffff880069e45c38 R08: 00000000000000d0 R09:
0000000000000000
[ 2821.393697] R10: 0000000000000000 R11: e000000000000000 R12:
ffff88007adc9f00
[ 2821.393697] R13: ffff88007adc9f00 R14: ffff880069e7ee00 R15:
ffff88007adc9f20
[ 2821.393697] FS: 00007f0247a2a740(0000) GS:ffff88007fd00000(0000)
knlGS:0000000000000000
[ 2821.393697] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2821.393697] CR2: 000000000000bbbb CR3: 000000007917a000 CR4:
00000000000406e0
[ 2821.393697] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2821.393697] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
0000000000000400
[ 2821.393697] Process rpc.mountd (pid: 1105, threadinfo
ffff880069e44000, task ffff880072408750)
[ 2821.393697] Stack:
[ 2821.393697] ffff880069e45c18 ffff880069e45c18 ffff88007adc9f00
ffffffff81a39860
[ 2821.393697] ffff880069e45c58 ffffffff815a2698 ffffffff81a39860
ffff880069e45d08
[ 2821.393697] ffff880069e45ca8 ffffffff815a2f80 ffffffff81c43df8
0000006781c43df8
[ 2821.393697] Call Trace:
[ 2821.393697] [<ffffffff815a2698>] cache_fresh_unlocked+0x1e/0x2e
[ 2821.393697] [<ffffffff815a2f80>] sunrpc_cache_update+0x15d/0x17d
[ 2821.393697] [<ffffffff811aadb8>] svc_export_update+0x29/0x2e
[ 2821.393697] [<ffffffff811ab2a4>] svc_export_parse+0x4e7/0x586
[ 2821.393697] [<ffffffff815a158d>] cache_do_downcall+0x3b/0x4c
[ 2821.393697] [<ffffffff815a1e1b>] cache_write+0xaf/0x129
[ 2821.393697] [<ffffffff815a1ec8>] cache_write_procfs+0x19/0x1b
[ 2821.393697] [<ffffffff81126ac0>] proc_reg_write+0x87/0xa6
[ 2821.393697] [<ffffffff8123df1d>] ? security_file_permission+0x29/0x2e
[ 2821.393697] [<ffffffff815a1eaf>] ? cache_write_procfs+0x0/0x1b
[ 2821.393697] [<ffffffff810de19f>] vfs_write+0xa9/0x105
[ 2821.393697] [<ffffffff810de2b1>] sys_write+0x45/0x69
[ 2821.393697] [<ffffffff81002a52>] system_call_fastpath+0x16/0x1b
[ 2821.393697] Code: 4c 89 47 08 49 89 38 48 89 50 10 48 89 50 18 48 8b
7d e0 48 89 57 08 48 89 78 10 48 89 58 18 48 89 55 e0 48 89 c8 48 85 c0
74 0b <48> 8b 08 4c 39 60 20 75 ef eb 93 89 35 a3 24 6d 00 48 c7 c7 74
[ 2821.393697] RIP [<ffffffff815a1b5c>] cache_revisit_request+0xab/0x105
[ 2821.393697] RSP <ffff880069e45c18>
[ 2821.393697] CR2: 000000000000bbbb
[ 2821.716219] ---[ end trace a4730c6e3ffc5077 ]---
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