PID: 37002  TASK: ffff95c8b560cf80  CPU: 2   COMMAND: "ll_ost_io00_003"
 #0 [ffffbdac82b17688] machine_kexec at ffffffffb7a850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffbdac82b176e0] __crash_kexec at ffffffffb7c3e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffbdac82b177a0] crash_kexec at ffffffffb7c3fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffbdac82b177b8] oops_end at ffffffffb7a37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffbdac82b177d8] no_context.cold.27 at ffffffffb7aa1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffbdac82b17830] __bad_area_nosemaphore at ffffffffb7aa0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffbdac82b17878] bad_area_nosemaphore at ffffffffb7aa06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffbdac82b17880] do_user_addr_fault at ffffffffb7aa10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffbdac82b178d0] __do_page_fault at ffffffffb7aa15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffbdac82b178f0] do_page_fault at ffffffffb7aa1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffbdac82b17920] page_fault at ffffffffb8a00f8e
    /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: ffffffffc06ebe20  RSP: ffffbdac82b179d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff95c7cfac2390  RCX: 0000000000000007
    RDX: ffff95c882fd1200  RSI: 00000000b0000202  RDI: ffff95c8b5c06ee0
    RBP: 0000000000000007   R8: ffff95c8b51f5deb   R9: 0000000000000000
    R10: 00000000bdaa8f1f  R11: ffff95c8b51f6000  R12: ffff95c8a1086000
    R13: ffff95c78ae40000  R14: ffff95c8a1086000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffbdac82b179d0] osd_bufs_put at ffffffffc1ddad97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffbdac82b17a18] ofd_release_chunk_lnb at ffffffffc228e012 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffbdac82b17a40] ofd_commitrw_write at ffffffffc227a3b8 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1501
#14 [ffffbdac82b17ae0] ofd_commitrw at ffffffffc22819bb [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1626
#15 [ffffbdac82b17bb8] tgt_brw_write at ffffffffc15f044c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffbdac82b17d78] tgt_handle_request0 at ffffffffc15e8bf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 644
#17 [ffffbdac82b17da8] tgt_request_handle at ffffffffc15ea895 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffbdac82b17e28] ptlrpc_server_handle_request at ffffffffc14e29a3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffbdac82b17e90] ptlrpc_main at ffffffffc14e5bc8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffbdac82b17f10] kthread at ffffffffb7b57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffbdac82b17f50] ret_from_fork at ffffffffb8a001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330