PID: 6455   TASK: ffff90dc83014f80  CPU: 3   COMMAND: "dp_sync_taskq"
 #0 [ffffb68ec390b508] machine_kexec at ffffffff8b2850a3
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417
 #1 [ffffb68ec390b560] __crash_kexec at ffffffff8b43e5ba
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955
 #2 [ffffb68ec390b620] crash_kexec at ffffffff8b43fc05
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356
 #3 [ffffb68ec390b638] oops_end at ffffffff8b237cb5
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339
 #4 [ffffb68ec390b658] no_context.cold.27 at ffffffff8b2a1a56
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796
 #5 [ffffb68ec390b6b0] __bad_area_nosemaphore at ffffffff8b2a0356
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870
 #6 [ffffb68ec390b6f8] bad_area_nosemaphore at ffffffff8b2a06fa
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877
 #7 [ffffb68ec390b700] do_user_addr_fault at ffffffff8b2a10c0
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306
 #8 [ffffb68ec390b750] __do_page_fault at ffffffff8b2a15bb
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497
 #9 [ffffb68ec390b770] do_page_fault at ffffffff8b2a1677
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547
#10 [ffffb68ec390b7a0] page_fault at ffffffff8c200f8e
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236
    [exception RIP: arc_write+955]
    RIP: ffffffffc0789b7b  RSP: ffffb68ec390b850  RFLAGS: 00010202
    RAX: 0000000000000000  RBX: 0000000000000000  RCX: 0000000000000000
    RDX: 0000000000000001  RSI: ffffb68ec390b9d8  RDI: 0000000000000000
    RBP: ffffb68ec390b930   R8: ffffffffc07aae60   R9: 0000000000000000
    R10: ffffb68ec390b950  R11: ffffffffc07ada10  R12: ffff90db82362c80
    R13: ffffb68ec390b9f8  R14: 0000000000000000  R15: 0000000000000000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
#11 [ffffb68ec390b938] dbuf_write at ffffffffc07ac9c6 [zfs]
#12 [ffffb68ec390ba88] dbuf_sync_leaf at ffffffffc07b1168 [zfs]
#13 [ffffb68ec390bb40] dbuf_sync_list at ffffffffc07b1c7d [zfs]
#14 [ffffb68ec390bb88] dbuf_sync_indirect at ffffffffc07b1a6c [zfs]
#15 [ffffb68ec390bbc8] dbuf_sync_list at ffffffffc07b1c3d [zfs]
#16 [ffffb68ec390bc10] dbuf_sync_indirect at ffffffffc07b1a6c [zfs]
#17 [ffffb68ec390bc50] dbuf_sync_list at ffffffffc07b1c3d [zfs]
#18 [ffffb68ec390bc98] dnode_sync at ffffffffc07f5013 [zfs]
#19 [ffffb68ec390bd60] sync_dnodes_task at ffffffffc07ccbe2 [zfs]
#20 [ffffb68ec390bda8] taskq_thread at ffffffffc066f9fc [spl]
#21 [ffffb68ec390bf10] kthread at ffffffff8b357041
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364
#22 [ffffb68ec390bf50] ret_from_fork at ffffffff8c2001ff
    /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330