PID: 100944  TASK: ffff9075e7680000  CPU: 1   COMMAND: "ll_ost_io00_013"
 #0 [ffffaa8240d17688] machine_kexec at ffffffff904850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffaa8240d176e0] __crash_kexec at ffffffff9063e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffaa8240d177a0] crash_kexec at ffffffff9063fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffaa8240d177b8] oops_end at ffffffff90437cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffaa8240d177d8] no_context.cold.27 at ffffffff904a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffaa8240d17830] __bad_area_nosemaphore at ffffffff904a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffaa8240d17878] bad_area_nosemaphore at ffffffff904a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffaa8240d17880] do_user_addr_fault at ffffffff904a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffaa8240d178d0] __do_page_fault at ffffffff904a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffaa8240d178f0] do_page_fault at ffffffff904a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffaa8240d17920] page_fault at ffffffff91400f8e
    /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: ffffffffc092de20  RSP: ffffaa8240d179d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff9075f903a720  RCX: 0000000000000007
    RDX: ffff9075d2440000  RSI: 00000000b0000202  RDI: ffff9075e60e8880
    RBP: 0000000000000007   R8: ffff9075e7577d21   R9: 0000000000000000
    R10: 00000000be865076  R11: ffff9075e7578000  R12: ffff9074d92d6000
    R13: ffff9074c68e0000  R14: ffff9074d92d6000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffaa8240d179d0] osd_bufs_put at ffffffffc2025d97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffaa8240d17a18] ofd_release_chunk_lnb at ffffffffc24dd712 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffaa8240d17a40] ofd_commitrw_write at ffffffffc24ca0d8 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffaa8240d17ae0] ofd_commitrw at ffffffffc24d163c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffaa8240d17bb8] tgt_brw_write at ffffffffc183656c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffaa8240d17d78] tgt_handle_request0 at ffffffffc182ed17 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffaa8240d17da8] tgt_request_handle at ffffffffc18309b5 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffaa8240d17e28] ptlrpc_server_handle_request at ffffffffc17289e3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffaa8240d17e90] ptlrpc_main at ffffffffc172bc08 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffaa8240d17f10] kthread at ffffffff90557041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffaa8240d17f50] ret_from_fork at ffffffff914001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330