crock crash.

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it's back now, but clearly screwy.  we need to get people off of this box. 


ip6_tables: (C) 2000-2006 Netfilter Core Team
Unable to handle kernel NULL pointer dereference at 0000000000000028 RIP:
 [<ffffffff8845b76d>] :ipv6:fib6_del+0xfa/0x467
PGD 3a862067 PUD 3a863067 PMD 0
Oops: 0000 [1] SMP
 last sysfs file: /class/net/xenbr0/bridge/multicast_startup_query_interval
CPU 0
Modules linked in: ip6table_filter ip6_tables ebtable_broute ebtable_nat ebtable_filter ebtables netloop netbk blktap blkbk ipt_MASQUERADE iptable_nat ip_nat lockd sunrpc ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink xt_physdev bridge iptable_filter ip_tables ip6t_REJECT xt_tcpudp x_tables be2iscsi ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp bnx2i cnic ipv6 xfrm_nalgo crypto_api uio cxgb3i libcxgbi cxgb3 libiscsi_tcp libiscsi2 scsi_transport_iscsi2 scsi_transport_iscsi dm_multipath scsi_dh video backlight sbs power_meter i2c_ec dell_wmi wmi button battery asus_acpi ac lp floppy pcspkr i2c_nforce2 i2c_core sg forcedeth 8021q k10temp shpchp hwmon serial_core parport_pc parport ide_cd tpm_tis tpm tpm_bios cdrom dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod usb_storage sata_nv libata sd_mod scsi_mod raid1 ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid: 0, comm: swapper Not tainted 2.6.18-308.8.1.el5xen #1
[Thu Jun  7 16:43:52 2012]RIP: e030:[<ffffffff8845b76d>]  [<ffffffff8845b76d>] :ipv6:fib6_del+0xfa/0x467
RSP: e02b:ffffffff8079ddd0  EFLAGS: 00010207
RAX: 0000000000000000 RBX: ffff88003e6587c0 RCX: ffff88003e6587e0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff88490580
RBP: ffffffff8079de60 R08: 00000001008fb353 R09: 0000000000000000
R10: ffffffff803b916c R11: ffffffff8079de60 R12: ffff88002d73e580
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00002af1991366e0(0000) GS:ffffffff80635000(0000) knlGS:0000000000000000
CS:  e033 DS: 0000 ES: 0000
Process swapper (pid: 0, threadinfo ffffffff80756000, task ffffffff80503b80)
[Thu Jun  7 16:43:52 2012]Stack:  0000000000000000  ffff88002d73e580  ffffffff8079de60  00000000000000fe
 0000000000000000  0000000000000000  ffffffff8845b2c0  ffffffff8845bb0a
 00000001008fb353  ffffffff8079de60
Call Trace:
 <IRQ>  [<ffffffff8845b2c0>] :ipv6:fib6_age+0x0/0x65
 [<ffffffff8845bb0a>] :ipv6:fib6_clean_node+0x30/0x83
 [<ffffffff8845b3f1>] :ipv6:fib6_walk_continue+0x87/0xf2
  [<ffffffff8845b4ad>] :ipv6:fib6_walk+0x51/0x8d
 [<ffffffff8845b511>] :ipv6:fib6_clean_tree+0x28/0x2d
 [<ffffffff8845bada>] :ipv6:fib6_clean_node+0x0/0x83
[Thu Jun  7 16:43:52 2012] [<ffffffff8845b2c0>] :ipv6:fib6_age+0x0/0x65
 [<ffffffff8845b576>] :ipv6:fib6_clean_all+0x4c/0x72
 [<ffffffff8845b59c>] :ipv6:fib6_run_gc+0x0/0xd7
 [<ffffffff8845b627>] :ipv6:fib6_run_gc+0x8b/0xd7
 [<ffffffff80294680>] run_timer_softirq+0x191/0x242
 [<ffffffff80212eb8>] __do_softirq+0x8d/0x13b
 [<ffffffff8025fda4>] call_softirq+0x1c/0x278
 [<ffffffff8026db89>] do_softirq+0x31/0x90
 [<ffffffff8025f8d6>] do_hypervisor_callback+0x1e/0x2c
 <EOI>  [<ffffffff802063aa>] hypercall_page+0x3aa/0x1000
[Thu Jun  7 16:43:52 2012] [<ffffffff802063aa>] hypercall_page+0x3aa/0x1000
 [<ffffffff8026efc8>] raw_safe_halt+0x87/0xab
 [<ffffffff8026c573>] xen_idle+0x38/0x4a
 [<ffffffff8024ac05>] cpu_idle+0x97/0xba
 [<ffffffff80760b11>] start_kernel+0x21f/0x224
 [<ffffffff807601e5>] _sinittext+0x1e5/0x1eb


Code: 80 7a 28 02 75 17 4c 39 62 20 75 11 49 8b 04 24 48 85 c0 48
RIP  [<ffffffff8845b76d>] :ipv6:fib6_del+0xfa/0x467
[Thu Jun  7 16:43:52 2012] RSP <ffffffff8079ddd0>
CR2: 0000000000000028
 <0>Kernel panic - not syncing: Fatal exception
 (XEN) Domain 0 crashed: rebooting machine in 5 seconds.

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This page contains a single entry by luke published on June 7, 2012 6:59 PM.

reboot crock to fix ipv6 was the previous entry in this blog.

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