PID: 7893 TASK: ffff96862ea84f80 CPU: 1 COMMAND: "dp_sync_taskq" #0 [ffffa202050c3508] machine_kexec at ffffffff81c850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa202050c3560] __crash_kexec at ffffffff81e3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa202050c3620] crash_kexec at ffffffff81e3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa202050c3638] oops_end at ffffffff81c37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa202050c3658] no_context.cold.27 at ffffffff81ca1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa202050c36b0] __bad_area_nosemaphore at ffffffff81ca0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa202050c36f8] bad_area_nosemaphore at ffffffff81ca06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa202050c3700] do_user_addr_fault at ffffffff81ca10c0 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306 #8 [ffffa202050c3750] __do_page_fault at ffffffff81ca15bb /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497 #9 [ffffa202050c3770] do_page_fault at ffffffff81ca1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa202050c37a0] page_fault at ffffffff82c00f8e /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: ffffffffc0751b7b RSP: ffffa202050c3850 RFLAGS: 00010202 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffa202050c39d8 RDI: 0000000000000000 RBP: ffffa202050c3930 R8: ffffffffc0772e60 R9: 0000000000000000 R10: ffffa202050c3950 R11: ffffffffc0775a10 R12: ffff968636409420 R13: ffffa202050c39f8 R14: 0000000000000000 R15: 0000000000000000 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #11 [ffffa202050c3938] dbuf_write at ffffffffc07749c6 [zfs] #12 [ffffa202050c3a88] dbuf_sync_leaf at ffffffffc0779168 [zfs] #13 [ffffa202050c3b40] dbuf_sync_list at ffffffffc0779c7d [zfs] #14 [ffffa202050c3b88] dbuf_sync_indirect at ffffffffc0779a6c [zfs] #15 [ffffa202050c3bc8] dbuf_sync_list at ffffffffc0779c3d [zfs] #16 [ffffa202050c3c10] dbuf_sync_indirect at ffffffffc0779a6c [zfs] #17 [ffffa202050c3c50] dbuf_sync_list at ffffffffc0779c3d [zfs] #18 [ffffa202050c3c98] dnode_sync at ffffffffc07bd013 [zfs] #19 [ffffa202050c3d60] sync_dnodes_task at ffffffffc0794be2 [zfs] #20 [ffffa202050c3da8] taskq_thread at ffffffffc06379fc [spl] #21 [ffffa202050c3f10] kthread at ffffffff81d57041 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364 #22 [ffffa202050c3f50] ret_from_fork at ffffffff82c001ff /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330