PID: 11625  TASK: ffff91abc4de27c0  CPU: 0   COMMAND: "ll_ost_io00_003"
 #0 [ffffaf11c21f3688] machine_kexec at ffffffff8d0850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffaf11c21f36e0] __crash_kexec at ffffffff8d23e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffaf11c21f37a0] crash_kexec at ffffffff8d23fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffaf11c21f37b8] oops_end at ffffffff8d037cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffaf11c21f37d8] no_context.cold.27 at ffffffff8d0a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffaf11c21f3830] __bad_area_nosemaphore at ffffffff8d0a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffaf11c21f3878] bad_area_nosemaphore at ffffffff8d0a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffaf11c21f3880] do_user_addr_fault at ffffffff8d0a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffaf11c21f38d0] __do_page_fault at ffffffff8d0a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffaf11c21f38f0] do_page_fault at ffffffff8d0a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffaf11c21f3920] page_fault at ffffffff8e000f8e
    /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: ffffffffc062ee20  RSP: ffffaf11c21f39d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff91abd82f61c8  RCX: 0000000000000001
    RDX: ffff91abfcac3e00  RSI: 00000000b0000202  RDI: ffff91abd098ec80
    RBP: 0000000000000001   R8: 0000000000000029   R9: 000000000000000b
    R10: ffff91aad87d8540  R11: ffff91aac166fd90  R12: ffff91abd8b4c000
    R13: ffff91abfca80000  R14: ffff91abd8b4c000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffaf11c21f39d0] osd_bufs_put at ffffffffc1d24d97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffaf11c21f3a18] ofd_release_chunk_lnb at ffffffffc21d7db2 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffaf11c21f3a40] ofd_commitrw_write at ffffffffc21c4708 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffffaf11c21f3ae0] ofd_commitrw at ffffffffc21cbca9 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffffaf11c21f3bb8] tgt_brw_write at ffffffffc156c51c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffaf11c21f3d78] tgt_handle_request0 at ffffffffc1564cc7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffffaf11c21f3da8] tgt_request_handle at ffffffffc1566965 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffaf11c21f3e28] ptlrpc_server_handle_request at ffffffffc145e9a3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffaf11c21f3e90] ptlrpc_main at ffffffffc1461bc8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffaf11c21f3f10] kthread at ffffffff8d157041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffaf11c21f3f50] ret_from_fork at ffffffff8e0001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330