Hi,
I've got SuSE 11.4 running multipath tools compiled from git.
It looks like I've got the same problem as described here:
http://www.spinics.net/lists/dm-devel/msg17038.html
What is the status on this issue?
Jan 22 10:59:20 kemper kernel: [ 738.009813] device-mapper:
multipath: adding disabled device 65:160
Jan 22 10:59:20 kemper kernel: [ 738.010368] BUG: unable to handle
kernel NULL pointer dereference at (null)
Jan 22 10:59:20 kemper kernel: [ 738.010379] IP: [<ffffffffa01f78a3>]
dm_set_device_limits+0x23/0x140 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010392] PGD 84a9c9067 PUD
84afd8067 PMD 0
Jan 22 10:59:20 kemper kernel: [ 738.010396] Oops: 0000 [#1] SMP
Jan 22 10:59:20 kemper kernel: [ 738.010400] last sysfs file:
/sys/module/scsi_dh_emc/initstate
Jan 22 10:59:20 kemper kernel: [ 738.010404] CPU 6
Jan 22 10:59:20 kemper kernel: [ 738.010405] Modules linked in: raid1
dm_service_time dm_round_robin scsi_dh_emc dm_multipath scsi_dh edd
microcode cpufreq_conservative cpufreq_userspace cpufreq_powersave
acpi_cpufreq mperf ext4 jbd2 crc16 dm_mod qla2xxx scsi_transport_fc
scsi_tgt igb ghes pcspkr hed joydev sg i2c_i801 iTCO_wdt
iTCO_vendor_support dca button container usbhid xfs exportfs ehci_hcd
usbcore fan processor 3w_sas thermal thermal_sys
Jan 22 10:59:20 kemper kernel: [ 738.010438]
Jan 22 10:59:20 kemper kernel: [ 738.010442] Pid: 3008, comm:
multipathd Not tainted 2.6.37.6-24-default #1 Thomas-Krenn.AG
X9DR3-F/X9DR3-F
Jan 22 10:59:20 kemper kernel: [ 738.010449] RIP:
0010:[<ffffffffa01f78a3>] [<ffffffffa01f78a3>]
dm_set_device_limits+0x23/0x140 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010457] RSP:
0018:ffff880857bb9c78 EFLAGS: 00010296
Jan 22 10:59:20 kemper kernel: [ 738.010460] RAX: ffff8810447db9f8
RBX: ffff8810493ba140 RCX: 0000000000200000
Jan 22 10:59:20 kemper kernel: [ 738.010464] RDX: 0000000000000000
RSI: 0000000000000000 RDI: ffffc900207f1040
Jan 22 10:59:20 kemper kernel: [ 738.010468] RBP: ffffc900207f1040
R08: ffff880857bb9d58 R09: 0000000000000200
Jan 22 10:59:20 kemper kernel: [ 738.010472] R10: 0000160000000000
R11: 0000000000000001 R12: ffff8810447db9f8
Jan 22 10:59:20 kemper kernel: [ 738.010476] R13: 0000000000000000
R14: ffff880857bb9d58 R15: ffff8810447db9c0
Jan 22 10:59:20 kemper kernel: [ 738.010480] FS:
00007fb404e55700(0000) GS:ffff88107fc00000(0000) knlGS:0000000000000000
Jan 22 10:59:20 kemper kernel: [ 738.010484] CS: 0010 DS: 0000 ES:
0000 CR0: 000000008005003b
Jan 22 10:59:20 kemper kernel: [ 738.010488] CR2: 0000000000000000
CR3: 000000084c1c3000 CR4: 00000000000406e0
Jan 22 10:59:20 kemper kernel: [ 738.010491] DR0: 0000000000000000
DR1: 0000000000000000 DR2: 0000000000000000
Jan 22 10:59:20 kemper kernel: [ 738.010495] DR3: 0000000000000000
DR6: 00000000ffff0ff0 DR7: 0000000000000400
Jan 22 10:59:20 kemper kernel: [ 738.010500] Process multipathd (pid:
3008, threadinfo ffff880857bb8000, task ffff880857bb62c0)
Jan 22 10:59:20 kemper kernel: [ 738.010503] Stack:
Jan 22 10:59:20 kemper kernel: [ 738.010506] 00000000ffffffff
ffff88087f85ab80 ffff880857bb9cc8 000000000000000d
Jan 22 10:59:20 kemper kernel: [ 738.010513] ffff88087f85abe8
0000000000000001 ffff88087f85aba0 ffffffff81071b9f
Jan 22 10:59:20 kemper kernel: [ 738.010519] ffff880857bb9ce8
ffffffff81041732 ffff8810493ba140 ffffc900207f1040
Jan 22 10:59:20 kemper kernel: [ 738.010525] Call Trace:
Jan 22 10:59:20 kemper kernel: [ 738.010548] [<ffffffffa01b6425>]
multipath_iterate_devices+0x55/0x80 [dm_multipath]
Jan 22 10:59:20 kemper kernel: [ 738.010559] [<ffffffffa01f866c>]
dm_calculate_queue_limits+0x8c/0x130 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010576] [<ffffffffa01f657b>]
dm_swap_table+0x6b/0x90 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010589] [<ffffffffa01fae88>]
do_resume+0x88/0x1b0 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010609] [<ffffffffa01fbcac>]
ctl_ioctl+0x1ac/0x250 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010629] [<ffffffffa01fbd5e>]
dm_ctl_ioctl+0xe/0x20 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010651] [<ffffffff81159197>]
do_vfs_ioctl+0x77/0x2f0
Jan 22 10:59:20 kemper kernel: [ 738.010660] [<ffffffff81159490>]
sys_ioctl+0x80/0xa0
Jan 22 10:59:20 kemper kernel: [ 738.010670] [<ffffffff8100304b>]
tracesys+0xd9/0xde
Jan 22 10:59:20 kemper kernel: [ 738.010677] [<00007fb403926d87>]
0x7fb403926d87
Jan 22 10:59:20 kemper kernel: [ 738.010680] Code: fd ff ff 0f 1f 44
00 00 48 83 ec 78 48 89 6c 24 58 4c 89 64 24 60 48 89 fd 4c 89 6c 24
68 48 89 5c 24 50 49 89 d5 4c 89 74 24 70 <4c> 8b 36 4d 89 c4 49 8b 86
98 00 00 00 48 8b 98 08 03 00 00 48
Jan 22 10:59:20 kemper kernel: [ 738.010708] RIP
[<ffffffffa01f78a3>] dm_set_device_limits+0x23/0x140 [dm_mod]
Jan 22 10:59:20 kemper kernel: [ 738.010714] RSP <ffff880857bb9c78>
Jan 22 10:59:20 kemper kernel: [ 738.010717] CR2: 0000000000000000
Jan 22 10:59:20 kemper kernel: [ 738.119186] ---[ end trace
61248b01dfe0b885 ]---
--
Mit freundlichen Grüßen
Stefan Maier
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