[DRBD-user] Troubles with 2.6.26 and 8.0.14

Philipp Kolmann kolmann at zid.tuwien.ac.at
Thu Feb 19 10:19:26 CET 2009

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


Hi,

today I had serious problems with my cluster: I kept getting:

Feb 19 07:52:47 scs2 kernel: [32458.320990] ------------[ cut here 
]------------
Feb 19 07:52:47 scs2 kernel: [32458.396227] WARNING: at 
net/core/dev.c:1451 skb_gso_segment+0x88/0x1af()
Feb 19 07:52:47 scs2 kernel: [32458.473024] Modules linked in: quota_v2 
drbd cn 8021q ipv6 bonding fuse ipmi_si ipmi_devintf ipmi_msghandler 
softdog ide_generic ide_disk snd_pcm snd_timer snd soundcore 
snd_page_alloc psmouse pcspkr serio_raw k8temp container amd_rng 
rng_core i2c_amd756 shpchp i2c_core button pci_hotplug evdev ext3 jbd 
mbcache raid1 md_mod sd_mod ide_cd_mod cdrom ata_generic libata dock 
amd74xx mptspi mptscsih mptbase ide_pci_generic scsi_transport_spi e1000 
floppy scsi_mod tg3 ide_core ohci_hcd thermal processor fan thermal_sys
Feb 19 07:52:47 scs2 kernel: [32458.952435] Pid: 4430, comm: apache2 
Tainted: G        W 2.6.26-1-amd64 #1
Feb 19 07:52:47 scs2 kernel: [32459.090781]
Feb 19 07:52:47 scs2 kernel: [32459.090782] Call Trace:
Feb 19 07:52:47 scs2 kernel: [32459.304196]  [<ffffffff802349b8>] 
warn_on_slowpath+0x51/0x7a
Feb 19 07:52:47 scs2 kernel: [32459.402370]  [<ffffffff8029593f>] 
cache_grow+0x1c3/0x21d
Feb 19 07:52:47 scs2 kernel: [32459.478377]  [<ffffffff80295e55>] 
cache_alloc_refill+0x111/0x20c
Feb 19 07:52:47 scs2 kernel: [32459.553102]  [<ffffffff803b53d2>] 
skb_copy_and_csum_bits+0x153/0x2cd
Feb 19 07:52:47 scs2 kernel: [32459.643748]  [<ffffffff803bac16>] 
skb_gso_segment+0x88/0x1af
Feb 19 07:52:47 scs2 kernel: [32459.719753]  [<ffffffff803baebc>] 
dev_hard_start_xmit+0x17f/0x24e
Feb 19 07:52:47 scs2 kernel: [32459.795030]  [<ffffffff803bd433>] 
dev_queue_xmit+0x1f0/0x2b1
Feb 19 07:52:47 scs2 kernel: [32459.869307]  [<ffffffffa0261d61>] 
:ipv6:ip6_output+0xc11/0xc37
Feb 19 07:52:47 scs2 kernel: [32459.944312]  [<ffffffffa005245f>] 
:tg3:tg3_start_xmit_dma_bug+0x703/0x7cb
Feb 19 07:52:47 scs2 kernel: [32460.018427]  [<ffffffffa026390e>] 
:ipv6:ip6_xmit+0x35c/0x44e
Feb 19 07:52:47 scs2 kernel: [32460.093136]  [<ffffffff803baf7e>] 
dev_hard_start_xmit+0x241/0x24e
Feb 19 07:52:47 scs2 kernel: [32460.197345]  [<ffffffffa0284654>] 
:ipv6:inet6_csk_xmit+0x219/0x235
Feb 19 07:52:47 scs2 kernel: [32460.273328]  [<ffffffff803edf78>] 
tcp_transmit_skb+0x731/0x76e
Feb 19 07:52:47 scs2 kernel: [32460.348351]  [<ffffffff803ef16f>] 
tso_fragment+0xef/0x13b
Feb 19 07:52:47 scs2 kernel: [32460.423567]  [<ffffffff803ef891>] 
__tcp_push_pending_frames+0x6d6/0x7a9
Feb 19 07:52:47 scs2 kernel: [32460.499122]  [<ffffffff803ecf57>] 
tcp_rcv_established+0x80f/0x8b4
Feb 19 07:52:47 scs2 kernel: [32460.575042]  [<ffffffffa027e335>] 
:ipv6:tcp_v6_do_rcv+0x626/0x8ff
Feb 19 07:52:47 scs2 kernel: [32460.650916]  [<ffffffff8024622c>] 
finish_wait+0x32/0x5d
Feb 19 07:52:47 scs2 kernel: [32460.747863]  [<ffffffff803b7f29>] 
sk_stream_wait_memory+0x1cd/0x1da
Feb 19 07:52:47 scs2 kernel: [32460.823870]  [<ffffffff803b1e7c>] 
release_sock+0x44/0x96
Feb 19 07:52:47 scs2 kernel: [32460.899769]  [<ffffffff803e4fa6>] 
tcp_sendmsg+0x8c3/0x9d3
Feb 19 07:52:47 scs2 kernel: [32460.975325]  [<ffffffff803af6ff>] 
sock_aio_write+0xf8/0x110
Feb 19 07:52:47 scs2 kernel: [32461.051195]  [<ffffffff8042a0a9>] 
error_exit+0x0/0x60
Feb 19 07:52:47 scs2 kernel: [32461.126718]  [<ffffffff802ad9a9>] 
touch_atime+0xc3/0x112
Feb 19 07:52:47 scs2 kernel: [32461.202390]  [<ffffffff803af607>] 
sock_aio_write+0x0/0x110
Feb 19 07:52:47 scs2 kernel: [32461.282597]  [<ffffffff8029ab0f>] 
do_sync_readv_writev+0xc0/0x107
Feb 19 07:52:47 scs2 kernel: [32461.358831]  [<ffffffff802461a9>] 
autoremove_wake_function+0x0/0x2e
Feb 19 07:52:47 scs2 kernel: [32461.438839]  [<ffffffff8029a9a5>] 
rw_copy_check_uvector+0x6c/0xdc
Feb 19 07:52:47 scs2 kernel: [32461.515007]  [<ffffffff8029b1c2>] 
do_readv_writev+0xb2/0x18b
Feb 19 07:52:47 scs2 kernel: [32461.591020]  [<ffffffff802290ba>] 
hrtick_start_fair+0xfb/0x144
Feb 19 07:52:47 scs2 kernel: [32461.667009]  [<ffffffff8022f095>] 
hrtick_set+0x9e/0xf7
Feb 19 07:52:47 scs2 kernel: [32461.746468]  [<ffffffff802c38ac>] 
sys_epoll_wait+0x3e2/0x41f
Feb 19 07:52:47 scs2 kernel: [32461.822475]  [<ffffffff8029b6f7>] 
sys_writev+0x45/0x93
Feb 19 07:52:47 scs2 kernel: [32461.898379]  [<ffffffff8020beca>] 
system_call_after_swapgs+0x8a/0x8f
Feb 19 07:52:47 scs2 kernel: [32461.974592]
Feb 19 07:52:47 scs2 kernel: [32462.050196] ---[ end trace 
c3bb9096cdc5af6f ]---
Feb 19 07:52:47 scs2 kernel: [32462.127192] ------------[ cut here 
]------------


my setup: drbd on raid1 on SCSI

Attached find my drbd.conf.

I'd appriciate if you could tell me what might be wrong here.

Thanks
Philipp
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