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| author | liucheng (J) <liucheng11@huawei.com> | 2018-08-14 04:08:27 +0000 |
|---|---|---|
| committer | Ben Pfaff <blp@ovn.org> | 2018-08-15 10:22:28 -0700 |
| commit | 6d917cd2bad1bfc1483f8cff7ef348fd30ed1a21 (patch) | |
| tree | 0191f7c94482bbb7ad8a048ac3df4580f57146a7 /configure.ac | |
| parent | 102781cc02c65dcfe7d154c042f703cc626a7875 (diff) | |
| download | openvswitch-6d917cd2bad1bfc1483f8cff7ef348fd30ed1a21.tar.gz | |
ofproto: Fix coredump in ofproto_destroy__().
There is a coredump when I add and delete bridges. When the rcu thread call
ofproto_destroy__, the main thread may call ofproto_create. But the
ofproto_destroy__ fun doesn't have the ofproto_mutex when access the
all_ofprotos.
#0 0x00007f824aa0d197 in raise () from /usr/lib64/libc.so.6
#1 0x00007f824aa0e888 in abort () from /usr/lib64/libc.so.6
#2 0x0000000000658249 in PAT_abort ()
#3 0x000000000065538d in patchIllInsHandler ()
#4 <signal handler called>
#5 0x0000000000478a5b in hmap_remove (node=0x3320150, hmap=0x95fc40 <all_ofprotos>) at include/openvswitch/hmap.h:287
#6 ofproto_destroy__ (ofproto=0x3320150) at ofproto/ofproto.c:1642
#7 0x0000000000535e46 in ovsrcu_call_postponed () at lib/ovs_rcu.c:323
#8 0x0000000000536014 in ovsrcu_postpone_thread (arg=<optimized out>) at lib/ovs_rcu.c:338
#9 0x0000000000538488 in ovsthread_wrapper (aux_=<optimized out>) at lib/ovs_thread.c:682
#10 0x00007f824c130dc5 in start_thread () from /usr/lib64/libpthread.so.0
#11 0x00007f824aacf7bd in clone () from /usr/lib64/libc.so.6
Signed-off-by: Cheng Liu <liucheng11@huawei.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Diffstat (limited to 'configure.ac')
0 files changed, 0 insertions, 0 deletions