On Tue, Jan 26, 2016 at 5:57 PM, Joe Stringer <j...@ovn.org> wrote:
> Fixes the following kernel oops on kernels < 3.17 when IPv6 fragments
> are expired without reassembling the frame.
>
> BUG: unable to handle kernel paging request at 00000006845d69a8
> IP: [<ffffffff8172c09e>] _raw_spin_lock+0xe/0x50
> ...
> Call Trace:
> <IRQ>
> [<ffffffff816a32d3>] inet_frag_kill+0x63/0x100
> [<ffffffff816ead93>] ip6_expire_frag_queue+0x63/0x110
> [<ffffffffa01130e6>] nf_ct_frag6_expire+0x26/0x30 [openvswitch]
> [<ffffffff810744f6>] call_timer_fn+0x36/0x100
> [<ffffffffa01130c0>] ? nf_ct_net_init+0x20/0x20 [openvswitch]
> [<ffffffff8107548f>] run_timer_softirq+0x1ef/0x2f0
> [<ffffffff8106cccc>] __do_softirq+0xec/0x2c0
> [<ffffffff8106d215>] irq_exit+0x105/0x110
> [<ffffffff81737095>] smp_apic_timer_interrupt+0x45/0x60
> [<ffffffff81735a1d>] apic_timer_interrupt+0x6d/0x80
> <EOI>
> [<ffffffff8104f596>] ? native_safe_halt+0x6/0x10
> [<ffffffff8101cb2f>] default_idle+0x1f/0xc0
> [<ffffffff8101d406>] arch_cpu_idle+0x26/0x30
> [<ffffffff810bf3a5>] cpu_startup_entry+0xc5/0x290
> [<ffffffff817122e7>] rest_init+0x77/0x80
> [<ffffffff81d34f70>] start_kernel+0x438/0x443
>
I am not sure what exactly is the issue. Can you expand the commit msg
and add upstream commit ref which fixes the issue?
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