PID: 6692   TASK: ffff9066b2a3a7c0  CPU: 1   COMMAND: "ll_ost_io00_000"
 #0 [ffffadb803adb688] machine_kexec at ffffffffa36850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffadb803adb6e0] __crash_kexec at ffffffffa383e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffadb803adb7a0] crash_kexec at ffffffffa383fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffadb803adb7b8] oops_end at ffffffffa3637cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffadb803adb7d8] no_context.cold.27 at ffffffffa36a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffadb803adb830] __bad_area_nosemaphore at ffffffffa36a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffadb803adb878] bad_area_nosemaphore at ffffffffa36a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffadb803adb880] do_user_addr_fault at ffffffffa36a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffadb803adb8d0] __do_page_fault at ffffffffa36a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffadb803adb8f0] do_page_fault at ffffffffa36a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffadb803adb920] page_fault at ffffffffa4600f8e
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236
    [exception RIP: arc_buf_size+32]
    RIP: ffffffffc0609e20  RSP: ffffadb803adb9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff9066ac023728  RCX: 0000000000000006
    RDX: ffff9066b2a11600  RSI: 00000000b0000202  RDI: ffff906583549660
    RBP: 0000000000000006   R8: 0000000000000000   R9: 0000000000000000
    R10: ffff9066b311f900  R11: 0000000000000000  R12: ffff9066b2fce800
    R13: ffff9066b2f20000  R14: ffff9066b2fce800  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffadb803adb9d0] osd_bufs_put at ffffffffc1cffd97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffadb803adba18] ofd_release_chunk_lnb at ffffffffc21b5652 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffadb803adba40] ofd_commitrw_write at ffffffffc21a2018 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffadb803adbae0] ofd_commitrw at ffffffffc21a957c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffadb803adbbb8] tgt_brw_write at ffffffffc151254c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffadb803adbd78] tgt_handle_request0 at ffffffffc150acf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffadb803adbda8] tgt_request_handle at ffffffffc150c995 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffadb803adbe28] ptlrpc_server_handle_request at ffffffffc14049d3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffadb803adbe90] ptlrpc_main at ffffffffc1407bf8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffadb803adbf10] kthread at ffffffffa3757041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffadb803adbf50] ret_from_fork at ffffffffa46001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330