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/openbmc/linux/net/ceph/ |
H A D | osd_client.c | a10bcb19 Thu Jun 15 09:30:55 CDT 2017 Ilya Dryomov <idryomov@gmail.com> libceph: delete from need_resend_linger before check_linger_pool_dne()
When processing a map update consisting of multiple incrementals, we may end up running check_linger_pool_dne() on a lingering request that was previously added to need_resend_linger list. If it is concluded that the target pool doesn't exist, the request is killed off while still on need_resend_linger list, which leads to a crash on a NULL lreq->osd in kick_requests():
libceph: linger_id 18446462598732840961 pool does not exist BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 IP: ceph_osdc_handle_map+0x4ae/0x870
Signed-off-by: Ilya Dryomov <idryomov@gmail.com> a10bcb19 Thu Jun 15 09:30:55 CDT 2017 Ilya Dryomov <idryomov@gmail.com> libceph: delete from need_resend_linger before check_linger_pool_dne() When processing a map update consisting of multiple incrementals, we may end up running check_linger_pool_dne() on a lingering request that was previously added to need_resend_linger list. If it is concluded that the target pool doesn't exist, the request is killed off while still on need_resend_linger list, which leads to a crash on a NULL lreq->osd in kick_requests(): libceph: linger_id 18446462598732840961 pool does not exist BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 IP: ceph_osdc_handle_map+0x4ae/0x870 Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
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