Actions
Bug #20381
closedbluestore: deferred aio submission can deadlock with completion
% Done:
0%
Source:
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(RADOS):
BlueStore
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
2017-06-21T19:57:57.268 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:57:57.260862 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 10 2017-06-21T19:57:57.272 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:57:57.261862 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 1 2017-06-21T19:57:57.310 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:57:57.304575 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 8 2017-06-21T19:57:59.365 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:57:59.359316 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 14 2017-06-21T19:57:59.598 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:57:59.590665 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 8 2017-06-21T19:58:00.113 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:58:00.103374 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 12 2017-06-21T19:58:03.961 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:58:03.943611 7fe220634700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 7 2017-06-21T19:58:08.308 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:58:08.297819 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio_submit retries 16 2017-06-21T19:58:08.308 INFO:tasks.ceph.osd.1.smithi161.stderr:2017-06-21 19:58:08.297822 7fe21bf73700 -1 bdev(0x7fe239a43e00 /var/lib/ceph/osd/ceph-1/block) aio submit got (11) Resource temporarily unavailable 2017-06-21T19:58:09.211 INFO:tasks.ceph.osd.1.smithi161.stderr:/build/ceph-12.0.3-2007-g12a1512/src/os/bluestore/KernelDevice.cc: In function 'virtual void KernelDevice::aio_submit(IOContext*)' thread 7fe21bf73700 time 2017-06-21 19:58:09.205751 2017-06-21T19:58:09.211 INFO:tasks.ceph.osd.1.smithi161.stderr:/build/ceph-12.0.3-2007-g12a1512/src/os/bluestore/KernelDevice.cc: 529: FAILED assert(r == 0) Assertion: /build/ceph-12.0.3-2007-g12a1512/src/os/bluestore/KernelDevice.cc: 529: FAILED assert(r == 0) ceph version 12.0.3-2007-g12a1512 (12a15124517d574a84a552ee2354738a066f45e4) luminous (dev) 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x10e) [0x7fe22e6bffde] 2: (KernelDevice::aio_submit(IOContext*)+0x5dd) [0x7fe22e6643dd] 3: (BlueStore::_deferred_submit(BlueStore::OpSequencer*)+0x5d3) [0x7fe22e53f7b3] 4: (BlueStore::_deferred_try_submit()+0x1cf) [0x7fe22e53ff8f] 5: (BlueStore::_kv_finalize_thread()+0x815) [0x7fe22e569715] 6: (BlueStore::KVFinalizeThread::entry()+0xd) [0x7fe22e5bd02d] 7: (()+0x8184) [0x7fe22c1dc184] 8: (clone()+0x6d) [0x7fe22b2cc37d]
Actions