PID: 94413  TASK: ffff8e29ce744f80  CPU: 0   COMMAND: "ll_ost_io00_012"
 #0 [ffffad2402d1b688] machine_kexec at ffffffff998850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffad2402d1b6e0] __crash_kexec at ffffffff99a3e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffad2402d1b7a0] crash_kexec at ffffffff99a3fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffad2402d1b7b8] oops_end at ffffffff99837cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffad2402d1b7d8] no_context.cold.27 at ffffffff998a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffad2402d1b830] __bad_area_nosemaphore at ffffffff998a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffad2402d1b878] bad_area_nosemaphore at ffffffff998a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffad2402d1b880] do_user_addr_fault at ffffffff998a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffad2402d1b8d0] __do_page_fault at ffffffff998a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffad2402d1b8f0] do_page_fault at ffffffff998a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffad2402d1b920] page_fault at ffffffff9a800f8e
    /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: ffffffffc07c6e20  RSP: ffffad2402d1b9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8e2ade198e40  RCX: 0000000000000007
    RDX: ffff8e29c2b4b600  RSI: 00000000b0000202  RDI: ffff8e2aea9f0880
    RBP: 0000000000000007   R8: ffff8e29c1fd292d   R9: 0000000000000000
    R10: 00000000bd781726  R11: ffff8e29c1fd3000  R12: ffff8e2addd3a000
    R13: ffff8e2afbfa0000  R14: ffff8e2addd3a000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffad2402d1b9d0] osd_bufs_put at ffffffffc1ebed97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffad2402d1ba18] ofd_release_chunk_lnb at ffffffffc2376652 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffad2402d1ba40] ofd_commitrw_write at ffffffffc2363018 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffad2402d1bae0] ofd_commitrw at ffffffffc236a57c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffad2402d1bbb8] tgt_brw_write at ffffffffc16cf56c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffad2402d1bd78] tgt_handle_request0 at ffffffffc16c7d17 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffad2402d1bda8] tgt_request_handle at ffffffffc16c99b5 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffad2402d1be28] ptlrpc_server_handle_request at ffffffffc15c19e3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffad2402d1be90] ptlrpc_main at ffffffffc15c4c08 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffad2402d1bf10] kthread at ffffffff99957041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffad2402d1bf50] ret_from_fork at ffffffff9a8001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330