libvirt core generated

Issue

• On one of our servers we see libvirt core generated:

#0  0x00007ff2e2d39ce8 in virSecurityManagerTransactionStart (mgr=0x7ff27c160420) at ../../src/security/security_manager.c:261
        ret = 0
#1  0x00007ff29c34c879 in qemuSecurityRestoreAllLabel (driver=driver@entry=0x7ff27c1411f0, vm=vm@entry=0x7ff27c160970, migrated=migrated@entry=false) at ../../src/qemu/qemu_security.c:80
        priv = 0x7ff27c160a40
        transactionStarted = false
        __func__ = "qemuSecurityRestoreAllLabel"
#2  0x00007ff29c2dd627 in qemuProcessStop (driver=driver@entry=0x7ff27c1411f0, vm=vm@entry=0x7ff27c160970, reason=VIR_DOMAIN_SHUTOFF_SHUTDOWN, asyncJob=asyncJob@entry=QEMU_ASYNC_JOB_NONE, flags=flags@entry=0)
    at ../../src/qemu/qemu_process.c:7399
        ret = <optimized out>
        retries = 0
        priv = 0x7ff27c160a40
        orig_err = 0x0
        def = 0x7ff27c1613e0
        vport = 0x0
        i = <optimized out>
        timestamp = 0x7ff26c004d60 "2022-03-10 08:24:24.073+0000"
        cfg = 0x7ff27c119440
        conn = 0x0
        __func__ = "qemuProcessStop"
#3  0x00007ff29c34a319 in processMonitorEOFEvent (vm=0x7ff27c160970, driver=0x7ff27c1411f0) at ../../src/qemu/qemu_driver.c:4792
        stopReason = <optimized out>
        auditReason = 0x7ff29c361e6c "shutdown"
        stopFlags = 0
        priv = <optimized out>
        eventReason = <optimized out>
        event = 0x7ff26c006650
        priv = <optimized out>
        eventReason = <optimized out>
        stopReason = <optimized out>
        auditReason = <optimized out>
        stopFlags = <optimized out>
        event = <optimized out>
        __func__ = "processMonitorEOFEvent"
#4  qemuProcessEventHandler (data=0x55a5ef93b7a0, opaque=0x7ff27c1411f0) at ../../src/qemu/qemu_driver.c:4898
        processEvent = 0x55a5ef93b7a0
        vm = 0x7ff27c160970
        driver = 0x7ff27c1411f0
        __func__ = "qemuProcessEventHandler"
#5  0x00007ff2e2c88780 in virThreadPoolWorker (opaque=opaque@entry=0x55a5ef8eb830) at ../../src/util/virthreadpool.c:163
        data = 0x0
        pool = 0x7ff27c11cba0
        cond = 0x7ff27c11cc08
        priority = false
        curWorkers = 0x7ff27c11cc80
        maxLimit = 0x7ff27c11cc68
        job = 0x55a5ef98ea20
#6  0x00007ff2e2c87b0c in virThreadHelper (data=<optimized out>) at ../../src/util/virthread.c:196
        args = 0x0
        local = {func = 0x7ff2e2c88680 <virThreadPoolWorker>, funcName = 0x7ff29c386a58 "qemuProcessEventHandler", worker = true, opaque = 0x55a5ef8eb830}
#7  0x00007ff2df02e2de in start_thread (arg=<optimized out>) at pthread_create.c:486
        ret = <optimized out>
        pd = <optimized out>
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140679430792960, -8570231412900479926, 140730117954078, 140730117954079, 140730117954256, 140679430789888, 8571648684644383818, 8571992667235695690}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
#8  0x00007ff2ded5fe83 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95