PID: 20352  TASK: ffff90cdaa700000  CPU: 3   COMMAND: "ll_sa_17098"
 #0 [ffffa209c5f57b48] machine_kexec at ffffffffabc850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffa209c5f57ba0] __crash_kexec at ffffffffabe3e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffa209c5f57c60] crash_kexec at ffffffffabe3fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffa209c5f57c78] oops_end at ffffffffabc37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffa209c5f57c98] no_context.cold.27 at ffffffffabca1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffa209c5f57cf0] __bad_area_nosemaphore at ffffffffabca0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffa209c5f57d38] bad_area_nosemaphore at ffffffffabca06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffa209c5f57d40] do_user_addr_fault at ffffffffabca10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffa209c5f57d90] __do_page_fault at ffffffffabca15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffa209c5f57db0] do_page_fault at ffffffffabca1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffa209c5f57de0] page_fault at ffffffffacc00f8e
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236
    [exception RIP: _atomic_dec_and_lock+2]
    RIP: ffffffffacb99402  RSP: ffffa209c5f57e90  RFLAGS: 00010206
    RAX: 0000000000000000  RBX: 0000000000000000  RCX: 000000008010000c
    RDX: 000000008010000d  RSI: ffff90cda0614e88  RDI: 0000000000000008
    RBP: ffff90cd877727c0   R8: 0000000000000001   R9: 0000000000000000
    R10: ffff90cdbb89a400  R11: ffffffffad8d5de8  R12: ffff90cda0614e40
    R13: ffff90cdbb89a4b8  R14: ffff90cda0614b08  R15: ffff90cda0614e88
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 339
#11 [ffffa209c5f57ea0] ll_statahead_thread at ffffffffc1adf023 [lustre]
    /home/green/git/lustre-release/lustre/llite/statahead.c: 582
#12 [ffffa209c5f57f10] kthread at ffffffffabd57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#13 [ffffa209c5f57f50] ret_from_fork at ffffffffacc001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330