PID: 16860  TASK: ffff8905c12f27c0  CPU: 0   COMMAND: "ll_ost_io00_009"
 #0 [ffff9820c386b688] machine_kexec at ffffffff91e850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffff9820c386b6e0] __crash_kexec at ffffffff9203e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffff9820c386b7a0] crash_kexec at ffffffff9203fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffff9820c386b7b8] oops_end at ffffffff91e37cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffff9820c386b7d8] no_context.cold.27 at ffffffff91ea1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffff9820c386b830] __bad_area_nosemaphore at ffffffff91ea0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffff9820c386b878] bad_area_nosemaphore at ffffffff91ea06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffff9820c386b880] do_user_addr_fault at ffffffff91ea10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffff9820c386b8d0] __do_page_fault at ffffffff91ea15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffff9820c386b8f0] do_page_fault at ffffffff91ea1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffff9820c386b920] page_fault at ffffffff92e00f8e
    /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: ffffffffc07f4e20  RSP: ffff9820c386b9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8904cbc47728  RCX: 0000000000000001
    RDX: ffff8904c8280400  RSI: 00000000b0000202  RDI: ffff8905cd860780
    RBP: 0000000000000001   R8: 0000000000000001   R9: 0000000000000000
    R10: ffff8905f54ec9c0  R11: ffff8905ffef53a8  R12: ffff8905c2e80000
    R13: ffff8905f4380000  R14: ffff8905c2e80000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffff9820c386b9d0] osd_bufs_put at ffffffffc1eecd97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffff9820c386ba18] ofd_release_chunk_lnb at ffffffffc23a4712 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffff9820c386ba40] ofd_commitrw_write at ffffffffc23910d8 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1508
#14 [ffff9820c386bae0] ofd_commitrw at ffffffffc239863c [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1633
#15 [ffff9820c386bbb8] tgt_brw_write at ffffffffc16fd56c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffff9820c386bd78] tgt_handle_request0 at ffffffffc16f5d17 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 646
#17 [ffff9820c386bda8] tgt_request_handle at ffffffffc16f79b5 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffff9820c386be28] ptlrpc_server_handle_request at ffffffffc15ef9e3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffff9820c386be90] ptlrpc_main at ffffffffc15f2c08 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffff9820c386bf10] kthread at ffffffff91f57041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffff9820c386bf50] ret_from_fork at ffffffff92e001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330