PID: 97469  TASK: ffff8fbc88c74f80  CPU: 2   COMMAND: "ll_ost_io00_018"
 #0 [ffffa6d541ce7688] machine_kexec at ffffffffb56850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffa6d541ce76e0] __crash_kexec at ffffffffb583e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffa6d541ce77a0] crash_kexec at ffffffffb583fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffa6d541ce77b8] oops_end at ffffffffb5637cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffa6d541ce77d8] no_context.cold.27 at ffffffffb56a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffa6d541ce7830] __bad_area_nosemaphore at ffffffffb56a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffa6d541ce7878] bad_area_nosemaphore at ffffffffb56a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffa6d541ce7880] do_user_addr_fault at ffffffffb56a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffa6d541ce78d0] __do_page_fault at ffffffffb56a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffa6d541ce78f0] do_page_fault at ffffffffb56a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffa6d541ce7920] page_fault at ffffffffb6600f8e
    /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: ffffffffc08b4e20  RSP: ffffa6d541ce79d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8fbcba456000  RCX: 0000000000000007
    RDX: ffff8fbca052be00  RSI: 00000000b0000202  RDI: ffff8fbcbb56e9c0
    RBP: 0000000000000007   R8: ffff8fbb81d1b27b   R9: 0000000000000000
    R10: 00000000bf47e5fa  R11: ffff8fbb81d1c000  R12: ffff8fbc8c758000
    R13: ffff8fbb82380000  R14: ffff8fbc8c758000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffa6d541ce79d0] osd_bufs_put at ffffffffc1facd97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffa6d541ce7a18] ofd_release_chunk_lnb at ffffffffc2464712 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffa6d541ce7a40] ofd_commitrw_write at ffffffffc24510d8 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffa6d541ce7ae0] ofd_commitrw at ffffffffc245863c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffa6d541ce7bb8] tgt_brw_write at ffffffffc17bd56c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffa6d541ce7d78] tgt_handle_request0 at ffffffffc17b5d17 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffa6d541ce7da8] tgt_request_handle at ffffffffc17b79b5 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffa6d541ce7e28] ptlrpc_server_handle_request at ffffffffc16af9e3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffa6d541ce7e90] ptlrpc_main at ffffffffc16b2c08 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffa6d541ce7f10] kthread at ffffffffb5757041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffa6d541ce7f50] ret_from_fork at ffffffffb66001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330