[Xen-bugs] [Bug 643] New: Kernel Panics cause of iptables

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=643

           Summary: Kernel Panics cause of iptables
           Product: Xen
           Version: 3.0-testing
          Platform: x86-64
        OS/Version: Linux-2.6
            Status: NEW
          Severity: blocker
          Priority: P1
         Component: Guest-OS
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: theprisonerofzenda@xxxxxxxxx


hello, i have my domU kernel panics evert day about 2 times, here's what i
always get on my domU xm console when it panics, i'm running iptables v1.3.0, i
have APF over it as an iptables rule controler, i'll attach you my kernel
.config file, this problem exists in every 2.6.16.x kernel i've runned xen on,
unstable/xen-3.0-testing/xen-3.0.2-2, now i'm on the latest xen-3.0-testing
from mercurial repo..



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Unable to handle kernel paging request at ffffc200001104ab RIP:
<ffffffff8801c732>{:ip_tables:ipt_do_table+197}
PGD 393067 PUD 392067 PMD 3fabb067 PTE 0
Oops: 0000 [1] SMP
CPU 0
Modules linked in: ipt_owner ipt_multiport xt_state ip_conntrack nfnetlink
xt_limit xt_tcpudp iptable_mangle ipt_REJECT ipt_LOG 

iptable_filter ip_tables x_tables autofs4 loop dm_mod
Pid: 0, comm: swapper Not tainted 2.6.16.13-xenU #3
RIP: e030:[<ffffffff8801c732>] <ffffffff8801c732>{:ip_tables:ipt_do_table+197}
RSP: e02b:ffffffff803154c8  EFLAGS: 00010216
RAX: 0000000000001758 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffffffff88020814
RBP: ffffc20000110458 R08: ffffffff88020814 R09: 0000000000000000
R10: ffffffff880339be R11: ffffffff880339be R12: ffff88003fa00000
R13: ffffc20000110000 R14: ffff880031854030 R15: ffffc20000111758
FS:  00002b8dddb91ce0(0000) GS:ffffffff80357000(0000) knlGS:0000000000000000
CS:  e033 DS: 0000 ES: 0000
Process swapper (pid: 0, threadinfo ffffffff80364000, task ffffffff802bd6a0)
Stack: ffffffff8803b560 0000000000000000 0000000000000000 ffff88003fa00000
       000000010e01bed0 ffffffff80315620 ffffffff88020814 0000000000000000
       ffff88003fa00000 ffffffff8801ebc0
Call Trace: <IRQ> <ffffffff8023ccd7>{nf_iterate+63}
       <ffffffff880339be>{:ip_conntrack:tcp_pkt_to_tuple+0}
       <ffffffff8024218b>{ip_local_deliver_finish+0}
<ffffffff8023cdfd>{nf_hook_slow+90}
       <ffffffff8024218b>{ip_local_deliver_finish+0}
<ffffffff802423ce>{ip_local_deliver+103}
       <ffffffff880339be>{:ip_conntrack:tcp_pkt_to_tuple+0}
       <ffffffff80242a6e>{ip_rcv+1206} <ffffffff8020e8f8>{netif_poll+1661}
       <ffffffff80229f4f>{net_rx_action+183}
<ffffffff8012b68d>{__do_softirq+123}
       <ffffffff8010b992>{call_softirq+30} <ffffffff8010d02b>{do_softirq+75}
       <ffffffff8010d28e>{do_IRQ+67} <ffffffff8020472d>{evtchn_do_upcall+132}
       <ffffffff8010b4c2>{do_hypervisor_callback+30} <EOI>
       <ffffffff801073aa>{hypercall_page+938}
<ffffffff801073aa>{hypercall_page+938}
       <ffffffff801093bf>{xen_idle+134} <ffffffff8010943b>{cpu_idle+80}
       <ffffffff803676ab>{start_kernel+478} <ffffffff803670cc>{_sinittext+204}

Code: 40 8a 7d 53 8b 45 08 41 23 46 0c 3b 45 00 40 0f b6 cf 89 c8
RIP <ffffffff8801c732>{:ip_tables:ipt_do_table+197} RSP <ffffffff803154c8>
CR2: ffffc200001104ab
 <0>Kernel panic - not syncing: Aiee, killing interrupt handler!

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