PID: 58656  TASK: ffff8b3f910b0000  CPU: 1   COMMAND: "ll_ost_io00_008"
 #0 [ffffb2300395f688] machine_kexec at ffffffff982850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffb2300395f6e0] __crash_kexec at ffffffff9843e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffb2300395f7a0] crash_kexec at ffffffff9843fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffb2300395f7b8] oops_end at ffffffff98237cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffb2300395f7d8] no_context.cold.27 at ffffffff982a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffb2300395f830] __bad_area_nosemaphore at ffffffff982a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffb2300395f878] bad_area_nosemaphore at ffffffff982a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffb2300395f880] do_user_addr_fault at ffffffff982a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffb2300395f8d0] __do_page_fault at ffffffff982a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffb2300395f8f0] do_page_fault at ffffffff982a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffb2300395f920] page_fault at ffffffff99200f8e
    /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: ffffffffc05cde20  RSP: ffffb2300395f9d0  RFLAGS: 00010246
    RAX: 0000000000000000  RBX: ffff8b3fb11a6c78  RCX: 0000000000000007
    RDX: ffff8b3e8687c600  RSI: 00000000b0000202  RDI: ffff8b3fa651ba40
    RBP: 0000000000000007   R8: ffff8b3e87a6904c   R9: 0000000000000000
    R10: 00000000be7784e9  R11: ffff8b3e87a6a000  R12: ffff8b3f88652000
    R13: ffff8b3fbfe20000  R14: ffff8b3f88652000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffb2300395f9d0] osd_bufs_put at ffffffffc1cbcd97 [osd_zfs]
    /home/green/git/lustre-release/lustre/osd-zfs/osd_io.c: 488
#12 [ffffb2300395fa18] ofd_release_chunk_lnb at ffffffffc2170012 [ofd]
    /home/green/git/lustre-release/lustre/include/dt_object.h: 2436
#13 [ffffb2300395fa40] ofd_commitrw_write at ffffffffc215c3b8 [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1501
#14 [ffffb2300395fae0] ofd_commitrw at ffffffffc21639bb [ofd]
    /home/green/git/lustre-release/lustre/ofd/ofd_io.c: 1626
#15 [ffffb2300395fbb8] tgt_brw_write at ffffffffc14d244c [ptlrpc]
    /home/green/git/lustre-release/lustre/include/obd_class.h: 1186
#16 [ffffb2300395fd78] tgt_handle_request0 at ffffffffc14cabf7 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lu_target.h: 644
#17 [ffffb2300395fda8] tgt_request_handle at ffffffffc14cc895 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../target/tgt_handler.c: 901
#18 [ffffb2300395fe28] ptlrpc_server_handle_request at ffffffffc13c49a3 [ptlrpc]
    /home/green/git/lustre-release/lustre/include/lustre_net.h: 2383
#19 [ffffb2300395fe90] ptlrpc_main at ffffffffc13c7bc8 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/service.c: 3145
#20 [ffffb2300395ff10] kthread at ffffffff98357041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#21 [ffffb2300395ff50] ret_from_fork at ffffffff992001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330