Ceph » CephFS

New crash events were reported via Telemetry with newer versions (['17.2.1', '17.2.5']) than encountered in Tracker (17.0.0).

http://telemetry.front.sepia.ceph.com:4000/d/jByk5HaMz/crash-spec-x-ray?orgId=1&var-sig_v2=0cc462317baee377357357c833913c76af55248fe612e5e634489b1cdd602c8e

Assert condition: state LOCK_XLOCK || state LOCK_XLOCKDONE
Assert function: void ScatterLock::set_xlock_snap_sync(MDSContext*)

Sanitized backtrace:

    MDCache::truncate_inode(CInode*, LogSegment*)
    C_MDS_inode_update_finish::finish(int)
    MDSContext::complete(int)
    MDSIOContextBase::complete(int)
    MDSLogContextBase::complete(int)
    Finisher::finisher_thread_entry()

{
    "archived": "2023-05-03 01:09:57.631954",
    "assert_condition": "state == LOCK_XLOCK || state == LOCK_XLOCKDONE",
    "assert_file": "mds/ScatterLock.h",
    "assert_func": "void ScatterLock::set_xlock_snap_sync(MDSContext*)",
    "assert_line": 59,
    "assert_msg": "mds/ScatterLock.h: In function 'void ScatterLock::set_xlock_snap_sync(MDSContext*)' thread 7f88eb909700 time 2023-05-02T17:59:07.870137-0700\nmds/ScatterLock.h: 59: FAILED ceph_assert(state == LOCK_XLOCK || state == LOCK_XLOCKDONE)",
    "assert_thread_name": "MR_Finisher",
    "backtrace": [
        "(()+0x12cf0) [0x7f88f9aa5cf0]",
        "(gsignal()+0x10f) [0x7f88f8502aff]",
        "(abort()+0x127) [0x7f88f84d5ea5]",
        "(ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x1a9) [0x7f88faec5be3]",
        "(()+0x27ddac) [0x7f88faec5dac]",
        "(MDCache::truncate_inode(CInode*, LogSegment*)+0x32c) [0x5565e7fdd62c]",
        "(C_MDS_inode_update_finish::finish(int)+0x133) [0x5565e7fb4a83]",
        "(MDSContext::complete(int)+0x56) [0x5565e81c6656]",
        "(MDSIOContextBase::complete(int)+0x39c) [0x5565e81c6b5c]",
        "(MDSLogContextBase::complete(int)+0x44) [0x5565e81c6cb4]",
        "(Finisher::finisher_thread_entry()+0x1a5) [0x7f88faf56a95]",
        "(()+0x81ca) [0x7f88f9a9b1ca]",
        "(clone()+0x43) [0x7f88f84ede73]" 
    ],
    "ceph_version": "15.2.17",
    "crash_id": "2023-05-03T00:59:07.872266Z_a3a98d29-fef2-4172-b307-b268db51a9ca",
    "entity_name": "mds.6c892a556f9e0b190562b8cc5ffe5bbcc4c09785",
    "os_id": "rhel",
    "os_name": "Red Hat Enterprise Linux",
    "os_version": "8.7 (Ootpa)",
    "os_version_id": "8.7",
    "process_name": "ceph-mds",
    "stack_sig": "926099b4c7074bf7e7ea9020e46f0e44b9c3ccddd143b2ddf8f61e4d7eb0eefe",
    "timestamp": "2023-05-03T00:59:07.872266Z",
    "utsname_machine": "x86_64",
    "utsname_release": "4.18.0-425.10.1.el8_7.x86_64",
    "utsname_sysname": "Linux",
    "utsname_version": "#1 SMP Wed Dec 14 16:00:01 EST 2022" 
}