hello,
my virtual windows machine freezes when i copy data to an smb share.
it was reproduceable for me several times.
in systemlog i find this:
Jul 2 08:22:00 databunka kernel: general protection fault: 0000 [#1]
SMP
Jul 2 08:22:00 databunka kernel: Modules linked in: vhost_net macvtap
macvlan ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat_ipv4
nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack it87
hwmon_vid ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter
ip_tables x_tables bridge stp llc tun acpi_cpufreq mperf kvm_amd kvm
ata_generic nvidia(PO) r8169 pata_acpi k10temp pata_atiixp mii i2c_piix4
processor button
Jul 2 08:22:00 databunka kernel: CPU 2
Jul 2 08:22:00 databunka kernel: Pid: 3694, comm: vhost-3693 Tainted: P
O 3.9.8databunka_3.9.8 #1 Gigabyte Technology Co., Ltd.
GA-MA785GT-UD3H/GA-MA785GT-UD3H
Jul 2 08:22:00 databunka kernel: RIP: 0010:[<ffffffff81090ba4>]
[<ffffffff81090ba4>] put_page+0x9/0x2e
Jul 2 08:22:00 databunka kernel: RSP: 0018:ffff88037cc37bf8 EFLAGS:
00010212
Jul 2 08:22:00 databunka kernel: RAX: ffff88038dca0cc0 RBX:
0003f00fee030006 RCX: ffff8803f91ec01c
Jul 2 08:22:00 databunka kernel: RDX: 0000000000000140 RSI:
0000000000000246 RDI: 0003f00fee030006
Jul 2 08:22:00 databunka kernel: RBP: ffff88037cc37c08 R08:
ffff880389344518 R09: 0000000000001000
Jul 2 08:22:00 databunka kernel: R10: ffff88038dfe27f8 R11:
0000008000000000 R12: 0000000000000012
Jul 2 08:22:00 databunka kernel: R13: 000000000000000c R14:
ffff8803eb4edb80 R15: ffff880389340001
Jul 2 08:22:00 databunka kernel: FS: 00007f0edef09700(0000)
GS:ffff8803ffd00000(0000) knlGS:0000000000000000
Jul 2 08:22:00 databunka kernel: CS: 0010 DS: 0000 ES: 0000 CR0:
000000008005003b
Jul 2 08:22:00 databunka kernel: CR2: 000007fefeeb7081 CR3:
000000038dfe2000 CR4: 00000000000007a0
Jul 2 08:22:00 databunka kernel: DR0: 0000000000000000 DR1:
0000000000000000 DR2: 0000000000000000
Jul 2 08:22:00 databunka kernel: DR3: 0000000000000000 DR6:
00000000ffff0ff0 DR7: 0000000000000400
Jul 2 08:22:00 databunka kernel: Process vhost-3693 (pid: 3694,
threadinfo ffff88037cc36000, task ffff88038a40a340)
Jul 2 08:22:00 databunka kernel: Stack:
Jul 2 08:22:00 databunka kernel: ffff88038dca0cc0 ffff8803eb4edb80
ffff88037cc37c28 ffffffff8144377b
Jul 2 08:22:00 databunka kernel: ffff8803eb4edb80 000000000000efbe
ffff88037cc37c48 ffffffff8144380b
Jul 2 08:22:00 databunka kernel: 0000000000000000 ffff8803eb4edb80
ffff88037cc37c68 ffffffff814438a4
Jul 2 08:22:00 databunka kernel: Call Trace:
Jul 2 08:22:00 databunka kernel: [<ffffffff8144377b>]
skb_release_data+0x80/0xfa
Jul 2 08:22:00 databunka kernel: [<ffffffff8144380b>]
__kfree_skb+0x16/0x7d
Jul 2 08:22:00 databunka kernel: [<ffffffff814438a4>]
kfree_skb+0x32/0x36
Jul 2 08:22:00 databunka kernel: [<ffffffffa000e83c>]
tun_get_user+0x277/0x622 [tun]
Jul 2 08:22:00 databunka kernel: [<ffffffff8101f0dc>] ?
default_spin_lock_flags+0x9/0xd
Jul 2 08:22:00 databunka kernel: [<ffffffffa000ec36>]
tun_sendmsg+0x4f/0x70 [tun]
Jul 2 08:22:00 databunka kernel: [<ffffffff814cccc1>] ?
_cond_resched+0x9/0x1d
Jul 2 08:22:00 databunka kernel: [<ffffffffa0989940>]
handle_tx+0x3a4/0x4ae [vhost_net]
Jul 2 08:22:00 databunka kernel: [<ffffffffa0989a6c>]
handle_tx_kick+0x10/0x12 [vhost_net]
Jul 2 08:22:00 databunka kernel: [<ffffffffa0987751>]
vhost_worker+0xf6/0x15b [vhost_net]
Jul 2 08:22:00 databunka kernel: [<ffffffff814cd9a9>] ?
_raw_spin_unlock_irqrestore+0x15/0x18
Jul 2 08:22:00 databunka kernel: [<ffffffffa098765b>] ?
kref_sub.constprop.12+0x1d/0x1d [vhost_net]
Jul 2 08:22:00 databunka kernel: [<ffffffff81041605>] kthread+0x88/0x90
Jul 2 08:22:00 databunka kernel: [<ffffffff81040000>] ?
parse_args+0x206/0x256
Jul 2 08:22:00 databunka kernel: [<ffffffff8104157d>] ?
__kthread_parkme+0x60/0x60
Jul 2 08:22:00 databunka kernel: [<ffffffff814ce4fc>]
ret_from_fork+0x7c/0xb0
Jul 2 08:22:00 databunka kernel: [<ffffffff8104157d>] ?
__kthread_parkme+0x60/0x60
Jul 2 08:22:00 databunka kernel: Code: 83 ec 10 48 8d 55 fc c7 45 fc 00
00 00 00 e8 07 ff ff ff 48 63 45 fc 65 48 01 04 25 d0 da 00 00 c9 c3 55
48 89 e5 53 48 89 fb 50 <48> f7 03 00 c0 00 00 74 07 e8 46 fc ff ff eb
11 e8 ca f7 ff ff
Jul 2 08:22:00 databunka kernel: RSP <ffff88037cc37bf8>
Jul 2 08:22:00 databunka kernel: ---[ end trace 38c4bb5d1100b013 ]---
dunoo if am right with posting this. do i have to post this to libvirt
chan?
thanks
,marko
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
