Infiniband モジュールをロードすると service iptables stop コマンドがハングアップする
Issue
- Infiniband モジュールをロードすると
service iptables stopコマンドがハングアップします。Vmcore に、以下のコールトレースが表示されます。
#5 [ffff880028347f50] nmi at ffffffff81510c90
[exception RIP: nf_ct_iterate_cleanup+92]
..
--- <NMI exception stack> ---
#6 [ffff88085df73e08] nf_ct_iterate_cleanup at ffffffffa05de16c [nf_conntrack]
#7 [ffff88085df73e50] nf_conntrack_cleanup at ffffffffa05de2d9 [nf_conntrack]
#8 [ffff88085df73e70] nf_conntrack_net_exit at ffffffffa05dff6a [nf_conntrack]
#9 [ffff88085df73e90] unregister_pernet_operations at ffffffff81444462
#10 [ffff88085df73eb0] unregister_pernet_subsys at ffffffff814445d5
#11 [ffff88085df73ed0] cleanup_module at ffffffffa05e58b7 [nf_conntrack]
#12 [ffff88085df73ee0] sys_delete_module at ffffffff810b4784
#13 [ffff88085df73f80] tracesys at ffffffff8100b288 (via system_call)
Environment
- Red Hat Enterprise Linux 6.4
- kernel-2.6.32-358.11.1.el6
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