Re: Soft lockup on shutdown in nf_ct_iterate_cleanup()

From: Chuck Ebbert
Date: Wed Feb 21 2007 - 19:57:28 EST

Chuck Ebbert wrote:
> I was testing a 2.6.20 kernel and got a soft
> lockup on shutdown:
> _raw_write_lock+0x5a
> nf_ct_iterate_cleanup+0x3e
> kill_l3proto+0x0
> nf_conntrack_l3proto_unregister+0x85
> nf_conntrack_l3proto_ipv4_fini+0x1e
> sys_delete_module+0x18a
> remove_vma+0x45
> do_munmap+0x196
> syscall_call+0x7

Happened three times in a row, trying to remove
netfilter modules.

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