[DRBD-user] kernel oops while syncing

Johan Euphrosine proppy at aminche.com
Mon Nov 16 16:30:38 CET 2009


Hi,

I had the following kernel oops when running an initial sync with drbd:
drbd8-2.6.30-2-amd64                2:8.3.2-3+2.6.30-8

Let me know if you need more information:
Nov 16 10:06:36 z2-7 kernel: [1033136.244033] block drbd3: peer(
Primary -> Unknown ) conn( SyncTarget -> Timeout ) pdsk( UpToDate ->
DUnknown )
Nov 16 10:06:36 z2-7 kernel: [1033136.244050] block drbd3: short sent
RSWriteAck size=32 sent=11
Nov 16 10:06:36 z2-7 kernel: [1033136.244064] block drbd3:
drbd_pp_alloc interrupted!
Nov 16 10:06:36 z2-7 kernel: [1033136.244069] block drbd3: alloc_ee:
Allocation of a page failed
Nov 16 10:06:36 z2-7 kernel: [1033136.244074] block drbd3: error
receiving RSDataReply, l: 4120!
Nov 16 10:06:36 z2-7 kernel: [1033136.245974] block drbd3:
process_done_ee() = NOT_OK
Nov 16 10:06:36 z2-7 kernel: [1033136.246001] block drbd3: asender terminated
Nov 16 10:06:36 z2-7 kernel: [1033136.246006] block drbd3: Terminating
asender thread
Nov 16 10:06:36 z2-7 kernel: [1033136.246970] BUG: unable to handle
kernel NULL pointer dereference at 0000000000000008
Nov 16 10:06:36 z2-7 kernel: [1033136.247018] IP: [<ffffffff8040d3ab>]
sk_stream_wait_memory+0x88/0x1e5
Nov 16 10:06:36 z2-7 kernel: [1033136.247051] PGD 41c536067 PUD 41c5b9067 PMD 0
Nov 16 10:06:36 z2-7 kernel: [1033136.247078] Oops: 0002 [#1] SMP
Nov 16 10:06:36 z2-7 kernel: [1033136.247103] last sysfs file:
/sys/devices/virtual/block/drbd3/removable
Nov 16 10:06:36 z2-7 kernel: [1033136.247132] CPU 0
Nov 16 10:06:36 z2-7 kernel: [1033136.247152] Modules linked in: hmac
nfs lockd fscache nfs_acl auth_rpcgss sunrpc kvm_amd kvm
iptable_filter ip_tables x_tables tun bridge stp drbd cn loop snd_pcsp
snd_pcm snd_timer i2c_nforce2 snd soundcore snd_page_alloc i2c_core
k8temp shpchp pci_hotplug serio_raw evdev psmouse button processor
ext3 jbd mbcache dm_mod usbhid hid sd_mod crc_t10dif ata_generic
ide_pci_generic ohci_hcd ehci_hcd amd74xx sata_nv ide_core forcedeth
libata scsi_mod floppy thermal fan thermal_sys [last unloaded:
scsi_wait_scan]
Nov 16 10:06:36 z2-7 kernel: [1033136.247392] Pid: 29255, comm:
drbd3_worker Not tainted 2.6.30-2-amd64 #1 H8DMR-82
Nov 16 10:06:36 z2-7 kernel: [1033136.247435] RIP:
0010:[<ffffffff8040d3ab>]  [<ffffffff8040d3ab>]
sk_stream_wait_memory+0x88/0x1e5
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] RSP:
0018:ffff88021dda5a40  EFLAGS: 00010246
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] RAX: 0000000000000000
RBX: 00000000000005dc RCX: 000000000000afce
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] RDX: 0000000000000008
RSI: 0000000000000000 RDI: ffffffff804065c6
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] RBP: ffff88041c472380
R08: 0000000000000000 R09: ffff88041c472380
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] R10: ffff88021d1a7114
R11: ffff88021dda5b08 R12: 00000000000005dc
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] R13: 0000000000000000
R14: ffff88021dda5b08 R15: 7fffffffffffffff
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] FS:
00007f0a8edef790(0000) GS:ffffc20000000000(0000)
knlGS:0000000000000000
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] CS:  0010 DS: 0018 ES:
0018 CR0: 000000008005003b
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] CR2: 0000000000000008
CR3: 000000041c5b6000 CR4: 00000000000006e0
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] DR0: 0000000000000000
DR1: 0000000000000000 DR2: 0000000000000000
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] DR3: 0000000000000000
DR6: 00000000ffff0ff0 DR7: 0000000000000400
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] Process drbd3_worker
(pid: 29255, threadinfo ffff88021dda4000, task ffff88021cdb2ab0)
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] Stack:
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  0000000000000000
ffff88021cdb2ab0 ffffffff80254742 ffff88021dda5a58
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  ffff88021dda5a58
0000000000000000 ffff88041d48a8e8 ffff88041c57f6c0
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  ffff88041c472380
ffff88021dda5b14 ffff88021cdb1000 0000000000000000
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] Call Trace:
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80254742>] ?
autoremove_wake_function+0x0/0x2e
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff8043efda>] ?
tcp_sendmsg+0x6fa/0x85b
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80403f24>] ?
sock_sendmsg+0xa3/0xbb
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff8023bc9a>] ?
default_wake_function+0x0/0x9
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80254742>] ?
autoremove_wake_function+0x0/0x2e
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff8020e5a9>] ?
__switch_to+0xae/0x263
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80235f65>] ?
dequeue_entity+0xf/0x11f
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff804041f2>] ?
kernel_sendmsg+0x2c/0x3e
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024dbb5>] ?
drbd_send+0xb9/0x1cf [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff804b45e8>] ?
schedule+0x9/0x1e
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024e4f1>] ?
_drbd_send_cmd+0x16f/0x183 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024e81c>] ?
drbd_send_cmd+0x64/0x8d [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024e998>] ?
drbd_send_b_ack+0x37/0x40 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa023bdfd>] ?
drbd_may_finish_epoch+0x122/0x2f8 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa023c305>] ?
w_flush+0x54/0x5d [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa02368be>] ?
drbd_worker+0x4c6/0x4d3 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff804b47df>] ?
schedule_timeout+0x9b/0xb6
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff804b47cf>] ?
schedule_timeout+0x8b/0xb6
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024ce5b>] ?
drbd_thread_setup+0x16f/0x230 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80210aca>] ?
child_rip+0xa/0x20
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffffa024ccec>] ?
drbd_thread_setup+0x0/0x230 [drbd]
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  [<ffffffff80210ac0>] ?
child_rip+0x0/0x20
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] Code: f4 ff ba 32 00 00
00 89 d1 31 d2 f7 f1 83 c2 02 41 89 d4 4d 89 e5 49 bf ff ff ff ff ff
ff ff 7f 48 8b 85 e8 01 00 00 48 8d 50 08 <f0> 80 48 08 01 48 8b 7d 78
ba 01 00 00 00 48 89 e6 e8 09 75 e4
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] RIP
[<ffffffff8040d3ab>] sk_stream_wait_memory+0x88/0x1e5
Nov 16 10:06:36 z2-7 kernel: [1033136.250009]  RSP <ffff88021dda5a40>
Nov 16 10:06:36 z2-7 kernel: [1033136.250009] CR2: 0000000000000008
Nov 16 10:06:36 z2-7 kernel: [1033136.254274] ---[ end trace
2ddd1cdd4c0c8cf4 ]---


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