PID: 16493  TASK: ffff972b4874cf80  CPU: 0   COMMAND: "ll_ost_io00_008"
 #0 [ffffbd6a0226f688] machine_kexec at ffffffffa7c850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffbd6a0226f6e0] __crash_kexec at ffffffffa7e3e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffbd6a0226f7a0] crash_kexec at ffffffffa7e3fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffbd6a0226f7b8] oops_end at ffffffffa7c37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffbd6a0226f7d8] no_context.cold.27 at ffffffffa7ca1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffbd6a0226f830] __bad_area_nosemaphore at ffffffffa7ca0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffbd6a0226f878] bad_area_nosemaphore at ffffffffa7ca06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffbd6a0226f880] do_user_addr_fault at ffffffffa7ca10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffbd6a0226f8d0] __do_page_fault at ffffffffa7ca15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffbd6a0226f8f0] do_page_fault at ffffffffa7ca1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffbd6a0226f920] page_fault at ffffffffa8c00f8e
    /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: ffffffffc07bee20  RSP: ffffbd6a0226f9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff972b4fb11ab8  RCX: 0000000000000001
    RDX: ffff972b42d1a800  RSI: 00000000b0000202  RDI: ffff972b4e22d360
    RBP: 0000000000000001   R8: 0000000000000029   R9: 0000000000000003
    R10: ffff972b4f395300  R11: ffff972c4f294a58  R12: ffff972c7be54000
    R13: ffff972c7cce0000  R14: ffff972c7be54000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffbd6a0226f9d0] osd_bufs_put at ffffffffc1eb7d97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffbd6a0226fa18] ofd_release_chunk_lnb at ffffffffc236d782 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffbd6a0226fa40] ofd_commitrw_write at ffffffffc235a018 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffbd6a0226fae0] ofd_commitrw at ffffffffc236157c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffbd6a0226fbb8] tgt_brw_write at ffffffffc16ff54c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffbd6a0226fd78] tgt_handle_request0 at ffffffffc16f7cf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffbd6a0226fda8] tgt_request_handle at ffffffffc16f9995 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffbd6a0226fe28] ptlrpc_server_handle_request at ffffffffc15f19d3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffbd6a0226fe90] ptlrpc_main at ffffffffc15f4bf8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffbd6a0226ff10] kthread at ffffffffa7d57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffbd6a0226ff50] ret_from_fork at ffffffffa8c001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330