[Xen-bugs] [Bug 1361] Kernel BUG at ...en-3.3.0/linux-2.6.18-xen.hg/net/ipv6/ip6_output.c:699

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1361


a@xxxxxxxx changed:

           What    |Removed                     |Added
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                 CC|                            |a@xxxxxxxx




------- Comment #1 from a@xxxxxxxx  2008-12-22 08:14 -------
This seems to be a kernel-bug, not related to XEN. On my (non-XEN-system) I
also get ipv6 fragmentation problems:

Kernel BUG at net/ipv6/ip6_output.c:699
invalid opcode: 0000 [1] SMP 
CPU 0 
Modules linked in: nfs nfsd exportfs lockd nfs_acl sunrpc tun button ac battery
raid456 xor dm_snapshot dm_mirror dm_mod ipv6 it87 hwmon_vid eeprom i2c_isa
sbp2 ieee1394 loop snd_mpu401 snd_mpu401_uart snd_rawmidi snd_seq_device
parport_pc snd psmouse parport i2c_nforce2 soundcore evdev i2c_core serio_raw
analog gameport pcspkr ext3 jbd mbcache raid1 md_mod ide_generic ide_disk
sd_mod sata_nv sata_sil libata scsi_mod amd74xx skge forcedeth generic ide_core
ohci_hcd ehci_hcd thermal processor fan
Pid: 27336, comm: java Not tainted 2.6.18-6-amd64 #1
RIP: 0010:[<ffffffff88229648>]  [<ffffffff88229648>]
:ipv6:ip6_output+0x70e/0x871
RSP: 0018:ffff8100631d5aa8  EFLAGS: 00010282
RAX: 00000000fffffff2 RBX: ffff810032063dc0 RCX: 000000000000023a
RDX: 0000000000000732 RSI: 0000000000000798 RDI: ffff810006a205c0
RBP: ffff81006fec97a8 R08: 0000000000000000 R09: ffff810032063dc0
R10: 0000000000000798 R11: 00000000000004f8 R12: ffff810006a205c0
R13: 00000000ffffff9a R14: 00000000fffffd60 R15: 0000000000000000
FS:  00000000f6ea1000(0000) GS:ffffffff80521000(0063) knlGS:00000000a6effbb0
CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
CR2: 00000000eb32b000 CR3: 000000002a535000 CR4: 00000000000006e0
Process java (pid: 27336, threadinfo ffff8100631d4000, task ffff81001aff87f0)
Stack:  bb00000000000798 bd1f070000000798 ffff810077344e40 ffffffff803b0cf2
 00000000fffffd60 ffff81004c52e8c0 ffff810067149848 ffff810006a205c0
 ffff81004c52e8c0 ffff810077344e40 ffff81004c52eb98 ffff81004c52eb40
Call Trace:
 [<ffffffff803b0cf2>] ip_generic_getfrag+0x45/0x94
 [<ffffffff88229c33>] :ipv6:ip6_push_pending_frames+0x37b/0x436
 [<ffffffff8823a0d4>] :ipv6:udp_v6_push_pending_frames+0x128/0x14a
 [<ffffffff8823b796>] :ipv6:udpv6_sendmsg+0x676/0x8b0
 [<ffffffff802505a5>] sock_sendmsg+0xf3/0x110
 [<ffffffff8025c31e>] thread_return+0x0/0xe7
 [<ffffffff8028fa92>] autoremove_wake_function+0x0/0x2e
 [<ffffffff80291edf>] get_futex_key+0x47/0xff
 [<ffffffff80220105>] __up_read+0x13/0x8a
 [<ffffffff80292395>] futex_wake+0xc6/0xd5
 [<ffffffff802872ed>] process_timeout+0x0/0x5
 [<ffffffff8023befd>] do_futex+0x268/0xbfc
 [<ffffffff882bfbce>] :tun:tun_net_xmit+0x0/0xa0
 [<ffffffff8038bb71>] sys_sendto+0x11c/0x14f
 [<ffffffff8027c98d>] default_wake_function+0x0/0xe
 [<ffffffff8039fb20>] compat_sys_socketcall+0xf1/0x172
 [<ffffffff8025ac84>] cstar_do_call+0x1b/0x65


Code: 0f 0b 68 28 cc 24 88 c2 bb 02 0f b7 44 24 24 89 c2 c1 e8 08 
RIP  [<ffffffff88229648>] :ipv6:ip6_output+0x70e/0x871
 RSP <ffff8100631d5aa8>


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