Could you try and run: `mkfs.ext2 -q -j -E nodiscard /dev/lun` where lun is a lun on said target. If nothing crashes. Could you please create a VG and an LV on a lun and run the same command on the LV.
I assume one of these will reproduce the crash.
----- Original Message -----
From: "Roi Dayan" roi.dayan@gmail.com To: "Saggi Mizrahi" smizrahi@redhat.com Cc: "Or Gerlitz" ogerlitz@mellanox.com, "Itzik Brown" ItzikB@mellanox.com, vdsm-devel@lists.fedorahosted.org Sent: Tuesday, March 6, 2012 4:17:45 PM Subject: Re: [vdsm] Kernel crash on FC16
Yes happens all the time. It's a normal iscsi target over 1GbE
Roi
On 6 במרץ 2012, at 23:14, Saggi Mizrahi < smizrahi@redhat.com > wrote:
Is it reproducible?
----- Original Message -----
From: "Roi Dayan" < roi.dayan@gmail.com >
To: vdsm-devel@lists.fedorahosted.org
Cc: "Or Gerlitz" < ogerlitz@mellanox.com >, "Itzik Brown" < ItzikB@mellanox.com >
Sent: Tuesday, March 6, 2012 11:09:15 AM
Subject: [vdsm] Kernel crash on FC16
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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