PID: 7909 TASK: ffff910f483227c0 CPU: 3 COMMAND: "dp_sync_taskq" #0 [ffff9ee1c40a7508] machine_kexec at ffffffff984850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffff9ee1c40a7560] __crash_kexec at ffffffff9863e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffff9ee1c40a7620] crash_kexec at ffffffff9863fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffff9ee1c40a7638] oops_end at ffffffff98437cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffff9ee1c40a7658] no_context.cold.27 at ffffffff984a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffff9ee1c40a76b0] __bad_area_nosemaphore at ffffffff984a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffff9ee1c40a76f8] bad_area_nosemaphore at ffffffff984a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffff9ee1c40a7700] do_user_addr_fault at ffffffff984a10c0 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306 #8 [ffff9ee1c40a7750] __do_page_fault at ffffffff984a15bb /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497 #9 [ffff9ee1c40a7770] do_page_fault at ffffffff984a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffff9ee1c40a77a0] page_fault at ffffffff99400f8e /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: ffffffffc075fb7b RSP: ffff9ee1c40a7850 RFLAGS: 00010206 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffff9ee1c40a79d8 RDI: 0000000000000000 RBP: ffff9ee1c40a7930 R8: ffffffffc0780e60 R9: 0000000000000000 R10: ffff9ee1c40a7950 R11: ffffffffc0783a10 R12: ffff910f7cc8a3c0 R13: ffff9ee1c40a79f8 R14: 0000000000000000 R15: 0000000000000000 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #11 [ffff9ee1c40a7938] dbuf_write at ffffffffc07829c6 [zfs] #12 [ffff9ee1c40a7a88] dbuf_sync_leaf at ffffffffc0787168 [zfs] #13 [ffff9ee1c40a7b40] dbuf_sync_list at ffffffffc0787c7d [zfs] #14 [ffff9ee1c40a7b88] dbuf_sync_indirect at ffffffffc0787a6c [zfs] #15 [ffff9ee1c40a7bc8] dbuf_sync_list at ffffffffc0787c3d [zfs] #16 [ffff9ee1c40a7c10] dbuf_sync_indirect at ffffffffc0787a6c [zfs] #17 [ffff9ee1c40a7c50] dbuf_sync_list at ffffffffc0787c3d [zfs] #18 [ffff9ee1c40a7c98] dnode_sync at ffffffffc07cb013 [zfs] #19 [ffff9ee1c40a7d60] sync_dnodes_task at ffffffffc07a2be2 [zfs] #20 [ffff9ee1c40a7da8] taskq_thread at ffffffffc06459fc [spl] #21 [ffff9ee1c40a7f10] kthread at ffffffff98557041 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364 #22 [ffff9ee1c40a7f50] ret_from_fork at ffffffff994001ff /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330