PID: 6702   TASK: ffff8ad9ae5c8000  CPU: 0   COMMAND: "ll_ost_io00_002"
 #0 [ffffb65ec2f0f678] machine_kexec at ffffffffae6850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffb65ec2f0f6d0] __crash_kexec at ffffffffae83e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffb65ec2f0f790] crash_kexec at ffffffffae83fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffb65ec2f0f7a8] oops_end at ffffffffae637cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffb65ec2f0f7c8] no_context.cold.27 at ffffffffae6a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffb65ec2f0f820] __bad_area_nosemaphore at ffffffffae6a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffb65ec2f0f868] bad_area_nosemaphore at ffffffffae6a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffb65ec2f0f870] do_user_addr_fault at ffffffffae6a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffb65ec2f0f8c0] __do_page_fault at ffffffffae6a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffb65ec2f0f8e0] do_page_fault at ffffffffae6a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffb65ec2f0f910] page_fault at ffffffffaf600f8e
    /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: ffffffffc06c1e20  RSP: ffffb65ec2f0f9c0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8ad98707a000  RCX: 0000000000000002
    RDX: ffff8ad9b5906200  RSI: 00000000b0000202  RDI: ffff8ad98b5e8600
    RBP: 0000000000000002   R8: 0000000000000000   R9: 0000000000000000
    R10: ffff8ad98f153480  R11: ffff8ad9bfd92518  R12: ffff8ad9b5200000
    R13: ffff8ad9bf7c0000  R14: ffff8ad9b5200000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffb65ec2f0f9c0] osd_bufs_put at ffffffffc1db2d97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffb65ec2f0fa08] ofd_release_chunk_lnb at ffffffffc2266882 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffb65ec2f0fa30] ofd_commitrw_write at ffffffffc2252376 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1761
#14 [ffffb65ec2f0fad0] ofd_commitrw at ffffffffc225a07c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1885
#15 [ffffb65ec2f0fba8] tgt_brw_write at ffffffffc15c5588 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1189
#16 [ffffb65ec2f0fd78] tgt_handle_request0 at ffffffffc15bdbf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 644
#17 [ffffb65ec2f0fda8] tgt_request_handle at ffffffffc15bf895 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffb65ec2f0fe28] ptlrpc_server_handle_request at ffffffffc14b79a3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffb65ec2f0fe90] ptlrpc_main at ffffffffc14babc8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffb65ec2f0ff10] kthread at ffffffffae757041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffb65ec2f0ff50] ret_from_fork at ffffffffaf6001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330