Hi,

After discovery I select a LUN and give it a name, I click OK and I get a
kernel crash.
The kernel version is 3.1.0-7
I pasted the log below.
Any idea?

Thanks,
Roi


Mar  6 18:00:55 xena018 kernel: [  339.762969] ------------[ cut here
]------------

Mar  6 18:00:55 xena018 kernel: [  339.763233] kernel BUG at
block/blk-flush.c:323!

Mar  6 18:00:55 xena018 kernel: [  339.763496] invalid opcode: 0000 [#1] SMP

Mar  6 18:00:55 xena018 kernel: [  339.763839] CPU 6

Mar  6 18:00:55 xena018 kernel: [  339.763885] Modules linked in:
ebtable_nat ebtables 8021q garp bonding lockd bridge stp llc be2iscsi
iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i libcxgbi cxgb3 mdio
iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ib_ipoib rdma_ucm
xt_multiport ib_ucm ib_uverbs ib_umad rdma_cm ib_cm ip6t_REJECT iw_cm
nf_conntrack_ipv6 nf_defrag_ipv6 xt_state ib_addr nf_conntrack
ip6table_filter ib_sa ip6_tables dm_round_robin dm_multipath mlx4_ib ib_mad
ib_core sunrpc vhost_net igb i7core_edac edac_core i2c_i801 ioatdma macvtap
macvlan tun virtio_net iTCO_wdt i2c_core kvm_intel iTCO_vendor_support dca
kvm joydev mlx4_core serio_raw microcode uinput [last unloaded: ib_iser]

Mar  6 18:00:55 xena018 kernel: [  339.769133]

Mar  6 18:00:55 xena018 kernel: [  339.769387] Pid: 3217, comm: mkfs.ext2
Not tainted 3.1.0-7.fc16.x86_64 #1 Supermicro X8DTU/X8DTU

Mar  6 18:00:55 xena018 kernel: [  339.770000] RIP:
0010:[<ffffffff8120e16f>]  [<ffffffff8120e16f>] blk_insert_flush+0x84/0x101

Mar  6 18:00:55 xena018 kernel: [  339.770529] RSP: 0018:ffff880629ab3c28
EFLAGS: 00010046

Mar  6 18:00:55 xena018 kernel: [  339.770785] RAX: 0000000000000000 RBX:
ffff880319410e30 RCX: 0000000008018215

Mar  6 18:00:55 xena018 kernel: [  339.771050] RDX: 0000000000000000 RSI:
0000000000000001 RDI: ffff8806291cd008

Mar  6 18:00:55 xena018 kernel: [  339.771314] RBP: ffff880629ab3c38 R08:
ffff8806291cd008 R09: 0000000000000001

Mar  6 18:00:55 xena018 kernel: [  339.771571] R10: 0000000000000001 R11:
ffff880622982378 R12: ffff880319410e30

Mar  6 18:00:55 xena018 kernel: [  339.771827] R13: 0000000000000046 R14:
0000000000000005 R15: ffff88061f0c4c00

Mar  6 18:00:55 xena018 kernel: [  339.772085] FS:  00007fedacb44780(0000)
GS:ffff88063fc00000(0000) knlGS:0000000000000000

Mar  6 18:00:55 xena018 kernel: [  339.772542] CS:  0010 DS: 0000 ES: 0000
CR0: 0000000080050033

Mar  6 18:00:55 xena018 kernel: [  339.772794] CR2: 00000000017f4e70 CR3:
0000000628c25000 CR4: 00000000000006e0

Mar  6 18:00:55 xena018 kernel: [  339.773056] DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000

Mar  6 18:00:55 xena018 kernel: [  339.773316] DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400

Mar  6 18:00:55 xena018 kernel: [  339.773573] Process mkfs.ext2 (pid:
3217, threadinfo ffff880629ab2000, task ffff88062569dcc0)

Mar  6 18:00:55 xena018 kernel: [  339.774033] Stack:

Mar  6 18:00:55 xena018 kernel: [  339.774284]  ffff8806291cd008
ffff8806291cd008 ffff880629ab3c68 ffffffff812069f0

Mar  6 18:00:55 xena018 kernel: [  339.774909]  ffff8806291cd008
ffff880319410e30 0000000000000046 0000000000000005

Mar  6 18:00:55 xena018 kernel: [  339.775530]  ffff880629ab3c98
ffffffff8120b234 ffff8806291cd008 ffff880622982378

Mar  6 18:00:55 xena018 kernel: [  339.776153] Call Trace:

Mar  6 18:00:55 xena018 kernel: [  339.776405]  [<ffffffff812069f0>]
__elv_add_request+0x1a5/0x1df

Mar  6 18:00:55 xena018 kernel: [  339.776659]  [<ffffffff8120b234>]
blk_insert_cloned_request+0x67/0x89

Mar  6 18:00:55 xena018 kernel: [  339.776917]  [<ffffffff8138df81>]
dm_dispatch_request+0x3b/0x61

Mar  6 18:00:55 xena018 kernel: [  339.777172]  [<ffffffff8138f76a>]
dm_request_fn+0x151/0x1f4

Mar  6 18:00:55 xena018 kernel: [  339.777429]  [<ffffffff8120731d>]
__blk_run_queue+0x1b/0x1d

Mar  6 18:00:55 xena018 kernel: [  339.777685]  [<ffffffff8120cc25>]
__make_request+0x276/0x2a9

Mar  6 18:00:55 xena018 kernel: [  339.777944]  [<ffffffff8138ea4b>]
dm_request+0x30/0x172

Mar  6 18:00:55 xena018 kernel: [  339.778201]  [<ffffffff8120b5a1>]
generic_make_request+0x27d/0x312

Mar  6 18:00:55 xena018 kernel: [  339.778464]  [<ffffffff810e0425>] ?
mempool_alloc_slab+0x15/0x17

Mar  6 18:00:55 xena018 kernel: [  339.778723]  [<ffffffff8120b714>]
submit_bio+0xde/0xfd

Mar  6 18:00:55 xena018 kernel: [  339.778981]  [<ffffffff81150dfb>] ?
bio_alloc_bioset+0x4c/0xc3

Mar  6 18:00:55 xena018 kernel: [  339.779240]  [<ffffffff8120dd33>]
blkdev_issue_flush+0x8f/0xcf

Mar  6 18:00:55 xena018 kernel: [  339.779501]  [<ffffffff811522f1>]
blkdev_fsync+0x35/0x42

Mar  6 18:00:55 xena018 kernel: [  339.779759]  [<ffffffff8114b3d7>]
vfs_fsync_range+0x23/0x25

Mar  6 18:00:55 xena018 kernel: [  339.780012]  [<ffffffff8114b3f5>]
vfs_fsync+0x1c/0x1e

Mar  6 18:00:55 xena018 kernel: [  339.780260]  [<ffffffff8114b6b4>]
sys_fsync+0x29/0x3c

Mar  6 18:00:55 xena018 kernel: [  339.780512]  [<ffffffff814bc482>]
system_call_fastpath+0x16/0x1b

Mar  6 18:00:55 xena018 kernel: [  339.780761] Code: 80 e4 f3 41 89 40 40
85 f6 75 11 31 c9 31 d2 4c 89 c7 e8 df e2 ff ff e9 87 00 00 00 49 8b 40 60
48 85 c0 74 06 49 3b 40 68 74 02 <0f> 0b 83 fe 02 75 19 48 8b 73 08 4c 89
c7 48 89 da e8 40 15 02

Mar  6 18:00:55 xena018 kernel: [  339.784140] RIP  [<ffffffff8120e16f>]
blk_insert_flush+0x84/0x101

Mar  6 18:00:55 xena018 kernel: [  339.784450]  RSP <ffff880629ab3c28>

Mar  6 18:00:55 xena018 kernel: [  339.784737] ---[ end trace
91d8c37eac182b74 ]---


-- 

*Roi *
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