PID: 38511  TASK: ffff9cc244ca27c0  CPU: 2   COMMAND: "ll_ost_io00_003"
 #0 [ffffb8ecc1d03688] machine_kexec at ffffffff960850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffb8ecc1d036e0] __crash_kexec at ffffffff9623e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffb8ecc1d037a0] crash_kexec at ffffffff9623fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffb8ecc1d037b8] oops_end at ffffffff96037cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffb8ecc1d037d8] no_context.cold.27 at ffffffff960a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffb8ecc1d03830] __bad_area_nosemaphore at ffffffff960a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffb8ecc1d03878] bad_area_nosemaphore at ffffffff960a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffb8ecc1d03880] do_user_addr_fault at ffffffff960a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffb8ecc1d038d0] __do_page_fault at ffffffff960a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffb8ecc1d038f0] do_page_fault at ffffffff960a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffb8ecc1d03920] page_fault at ffffffff97000f8e
    /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: ffffffffc078be20  RSP: ffffb8ecc1d039d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff9cc29342a000  RCX: 0000000000000007
    RDX: ffff9cc37fbbf000  RSI: 00000000b0000202  RDI: ffff9cc3494e33c0
    RBP: 0000000000000007   R8: ffff9cc243846126   R9: 0000000000000000
    R10: 00000000bf400963  R11: ffff9cc243847000  R12: ffff9cc35a99e000
    R13: ffff9cc24c040000  R14: ffff9cc35a99e000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffb8ecc1d039d0] osd_bufs_put at ffffffffc1e81d97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffb8ecc1d03a18] ofd_release_chunk_lnb at ffffffffc2337652 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffb8ecc1d03a40] ofd_commitrw_write at ffffffffc2324018 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffb8ecc1d03ae0] ofd_commitrw at ffffffffc232b57c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffb8ecc1d03bb8] tgt_brw_write at ffffffffc169454c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffb8ecc1d03d78] tgt_handle_request0 at ffffffffc168ccf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffb8ecc1d03da8] tgt_request_handle at ffffffffc168e995 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffb8ecc1d03e28] ptlrpc_server_handle_request at ffffffffc15869d3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffb8ecc1d03e90] ptlrpc_main at ffffffffc1589bf8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffb8ecc1d03f10] kthread at ffffffff96157041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffb8ecc1d03f50] ret_from_fork at ffffffff970001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330