Attachment 273231 Details for Bug 404941 – kernel oops

kernel oops

kernel-oops.txt (text/plain), 4.65 KB, created by Dale Bewley on 2007-11-29 20:03:17 UTC

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Creator: Dale Bewley

Created: 2007-11-29 20:03:17 UTC

Size: 4.65 KB

patch

obsolete

>Unable to handle kernel NULL pointer dereference at 0000000000000030 RIP:
> [<ffffffff8040445d>] tcp_tso_segment+0x1d8/0x285
>PGD 3d0d16067 PUD 3d172b067 PMD 0
>Oops: 0000 [1] SMP
>last sysfs file: /devices/xen-backend/vbd-1-51712/statistics/wr_sect
>CPU 1
>Modules linked in: autofs4(U) 8021q(U) bridge(U) nf_conntrack_netbios_ns(U) ipt_LOG(U) xt_limit(U) nf_conntrack_ipv4(U) xt_state(U) nf_conntr
>ack(U) nfnetlink(U) ipt_REJECT(U) xt_physdev(U) iptable_filter(U) ip_tables(U) xt_tcpudp(U) ip6t_REJECT(U) ip6table_filter(U) ip6_tables(U) x
>_tables(U) ipv6(U) loop(U) dm_multipath(U) xenblktap(U) netbk(U) blkbk(U) xenbus_be(U) tg3(U) k8_edac(U) edac_mc(U) qla2xxx(U) amd_rng(U) 825
>0_pnp(U) i2c_amd756(U) k8temp(U) 8250(U) hwmon(U) serial_core(U) i2c_core(U) floppy(U) sr_mod(U) scsi_transport_fc(U) serio_raw(U) sg(U) pcsp
>kr(U) cdrom(U) raid1(U) pata_amd(U) libata(U) dm_snapshot(U) dm_zero(U) dm_mirror(U) dm_mod(U) shpchp(U) mptspi(U) mptscsih(U) mptbase(U) scs
>i_transport_spi(U) sd_mod(U) scsi_mod(U) raid456(U) xor(U) ext3(U) jbd(U) mbcache(U) uhci_hcd(U) ohci_hcd(U) ehci_hcd(U)
>Pid: 0, comm: swapper Not tainted 2.6.21-2950.fc8xen #1
>RIP: e030:[<ffffffff8040445d>]  [<ffffffff8040445d>] tcp_tso_segment+0x1d8/0x285
>RSP: e02b:ffff880002f77950  EFLAGS: 00010202
>RAX: 000000000000d987 RBX: 0000000000000000 RCX: 0000000000000000
>RDX: 0000000036d10000 RSI: 0000000000000000 RDI: 000000004522959b
>RBP: 000000000000ff87 R08: 000000004522959b R09: 0000000000000000
>R10: 000000004522959b R11: 0000000000000002 R12: ffff8803e61b9034
>R13: 000000005595dece R14: 0000000000000014 R15: 00000000ff040100
>FS:  00002aaaaaab9f80(0000) GS:ffffffff80589080(0000) knlGS:0000000000000000
>CS:  e033 DS: 002b ES: 002b CR0: 000000008005003b
>CR2: 0000000000000000 CR3: 000000038f820000 CR4: 0000000000000660
>Process swapper (pid: 0, threadinfo ffff880000086000, task ffff880004f02040)
>Stack:  ffff88034d537120 ffff8803e3db15c0 0000056400000000 ffff8803e657b080
> 000000000000ff14 0000000000000000 0000000000000000 ffff880002f77b20
> ffffffff805a5880 ffffffff80414ff8 ffff8803e657b080 ffffffff80580e00
>Call Trace:
> <IRQ>  [<ffffffff80414ff8>] inet_gso_segment+0x10c/0x1be
> [<ffffffff803e156b>] skb_gso_segment+0x12f/0x17c
> [<ffffffff803e1aec>] dev_hard_start_xmit+0x164/0x21e
> [<ffffffff88339bf7>] :bridge:br_nf_dev_queue_xmit+0x0/0x3b
> [<ffffffff8022ffef>] dev_queue_xmit+0x1c4/0x270
> [<ffffffff88335db0>] :bridge:br_dev_queue_push_xmit+0x92/0x96
> [<ffffffff88339da5>] :bridge:br_nf_post_routing+0x173/0x18e
> [<ffffffff80233dd6>] nf_iterate+0x41/0x7d
> [<ffffffff88335d1e>] :bridge:br_dev_queue_push_xmit+0x0/0x96
> [<ffffffff802540e7>] nf_hook_slow+0x5d/0xc0
> [<ffffffff88335d1e>] :bridge:br_dev_queue_push_xmit+0x0/0x96
> [<ffffffff802540e7>] nf_hook_slow+0x5d/0xc0
> [<ffffffff88335df5>] :bridge:br_forward_finish+0x41/0x55
> [<ffffffff88339eb8>] :bridge:br_nf_forward_finish+0xf8/0xfe
> [<ffffffff8833a5f4>] :bridge:br_nf_forward_ip+0x146/0x156
> [<ffffffff80233dd6>] nf_iterate+0x41/0x7d
> [<ffffffff88335db4>] :bridge:br_forward_finish+0x0/0x55
> [<ffffffff802540e7>] nf_hook_slow+0x5d/0xc0
> [<ffffffff88335db4>] :bridge:br_forward_finish+0x0/0x55
> [<ffffffff88335e72>] :bridge:__br_forward+0x69/0x7c
> [<ffffffff88336932>] :bridge:br_handle_frame_finish+0xd4/0xf7
> [<ffffffff8833a3cf>] :bridge:br_nf_pre_routing_finish+0x31c/0x327
> [<ffffffff8833a0b3>] :bridge:br_nf_pre_routing_finish+0x0/0x327
> [<ffffffff802540e7>] nf_hook_slow+0x5d/0xc0
> [<ffffffff8833a0b3>] :bridge:br_nf_pre_routing_finish+0x0/0x327
> [<ffffffff8833ae6a>] :bridge:br_nf_pre_routing+0x60a/0x628
> [<ffffffff80233dd6>] nf_iterate+0x41/0x7d
> [<ffffffff8833685e>] :bridge:br_handle_frame_finish+0x0/0xf7
> [<ffffffff802540e7>] nf_hook_slow+0x5d/0xc0
> [<ffffffff8833685e>] :bridge:br_handle_frame_finish+0x0/0xf7
> [<ffffffff88336ac1>] :bridge:br_handle_frame+0x16c/0x19b
> [<ffffffff802209b9>] netif_receive_skb+0x2a5/0x3bf
> [<ffffffff80230bce>] process_backlog+0xcd/0x15c
> [<ffffffff8020cc05>] net_rx_action+0xe4/0x23d
> [<ffffffff8021188a>] __do_softirq+0x77/0x102
> [<ffffffff8025b25c>] call_softirq+0x1c/0x28
> [<ffffffff80268234>] do_softirq+0x56/0xd9
> [<ffffffff802683d3>] do_IRQ+0x11c/0x13a
> [<ffffffff8038ed56>] evtchn_do_upcall+0xac/0x12d
> [<ffffffff8025ad3e>] do_hypervisor_callback+0x1e/0x30
> <EOI>  [<ffffffff802063aa>] hypercall_page+0x3aa/0x1000
> [<ffffffff802063aa>] hypercall_page+0x3aa/0x1000
> [<ffffffff802698aa>] raw_safe_halt+0xa7/0xcb
> [<ffffffff80266cfb>] xen_idle+0x49/0x81
> [<ffffffff802475af>] cpu_idle+0xb7/0xda
>
>
>Code: 4c 8b 63 30 44 89 e8 0f c8 41 80 64 24 0d 7f 41 89 44 24 04
>RIP  [<ffffffff8040445d>] tcp_tso_segment+0x1d8/0x285
> RSP <ffff880002f77950>
>CR2: 0000000000000030
>Kernel panic - not syncing: Aiee, killing interrupt handler!
>Ã¯Â¿Â½XEN) Domain 0 crashed: rebooting machine in 5 seconds.
>

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Attachments on bug 404941: 273231