PID: 6708   TASK: ffff9bb72a7b0000  CPU: 2   COMMAND: "ll_ost_io00_000"
 #0 [ffffb3c802b6b688] machine_kexec at ffffffffb0e850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffb3c802b6b6e0] __crash_kexec at ffffffffb103e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffb3c802b6b7a0] crash_kexec at ffffffffb103fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffb3c802b6b7b8] oops_end at ffffffffb0e37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffb3c802b6b7d8] no_context.cold.27 at ffffffffb0ea1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffb3c802b6b830] __bad_area_nosemaphore at ffffffffb0ea0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffb3c802b6b878] bad_area_nosemaphore at ffffffffb0ea06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffb3c802b6b880] do_user_addr_fault at ffffffffb0ea10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffb3c802b6b8d0] __do_page_fault at ffffffffb0ea15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffb3c802b6b8f0] do_page_fault at ffffffffb0ea1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffb3c802b6b920] page_fault at ffffffffb1e00f8e
    /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: ffffffffc06f4e20  RSP: ffffb3c802b6b9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff9bb708921ab8  RCX: 0000000000000006
    RDX: ffff9bb73d996e00  RSI: 00000000b0000202  RDI: ffff9bb607623d00
    RBP: 0000000000000006   R8: 0000000000000000   R9: 0000000000000000
    R10: ffff9bb73d2e70c0  R11: 0000000000000000  R12: ffff9bb7250e4000
    R13: ffff9bb73ce80000  R14: ffff9bb7250e4000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffb3c802b6b9d0] osd_bufs_put at ffffffffc1dead97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffb3c802b6ba18] ofd_release_chunk_lnb at ffffffffc22a0652 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffb3c802b6ba40] ofd_commitrw_write at ffffffffc228d018 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffb3c802b6bae0] ofd_commitrw at ffffffffc229457c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffb3c802b6bbb8] tgt_brw_write at ffffffffc15fd54c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffb3c802b6bd78] tgt_handle_request0 at ffffffffc15f5cf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffb3c802b6bda8] tgt_request_handle at ffffffffc15f7995 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffb3c802b6be28] ptlrpc_server_handle_request at ffffffffc14ef9d3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffb3c802b6be90] ptlrpc_main at ffffffffc14f2bf8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffb3c802b6bf10] kthread at ffffffffb0f57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffb3c802b6bf50] ret_from_fork at ffffffffb1e001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330