PID: 6960   TASK: ffff935f48a54f80  CPU: 2   COMMAND: "kworker/2:2"
 #0 [ffffbcaf01dcbb60] machine_kexec at fffffffface850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffbcaf01dcbbb8] __crash_kexec at ffffffffad03e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffbcaf01dcbc78] panic at ffffffffacf199d8
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/panic.c: 230
 #3 [ffffbcaf01dcbcf8] lbug_with_loc.cold.4 at ffffffffc04b3357 [libcfs]
    /home/green/git/lustre-release/libcfs/libcfs/debug.c: 546
 #4 [ffffbcaf01dcbd00] osc_extent_make_ready at ffffffffc0fe024f [osc]
    /home/green/git/lustre-release/lustre/osc/osc_cache.c: 1128
 #5 [ffffbcaf01dcbd78] osc_check_rpcs at ffffffffc0fe4d2b [osc]
    /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2052
 #6 [ffffbcaf01dcbe40] osc_io_unplug0 at ffffffffc0fe52eb [osc]
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390
 #7 [ffffbcaf01dcbe60] brw_queue_work at ffffffffc0faa086 [osc]
    /home/green/git/lustre-release/lustre/osc/osc_request.c: 4004
 #8 [ffffbcaf01dcbe88] process_one_work at ffffffffacf4b8e8
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/workqueue.c: 2384
 #9 [ffffbcaf01dcbed0] worker_thread at ffffffffacf4c526
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 339
#10 [ffffbcaf01dcbf10] kthread at ffffffffacf57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#11 [ffffbcaf01dcbf50] ret_from_fork at ffffffffade001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330