panic: VERIFY3(size <= SPA_MAXBLOCKSIZE) failed (18743808 <= 16777216)

cpuid = 52
time = 1598819743
KDB: stack backtrace:
0xc0080000c4d2d020: at kdb_backtrace+0x60
0xc0080000c4d2d130: at vpanic+0x1e4
0xc0080000c4d2d1e0: at spl_panic+0x38
0xc0080000c4d2d210: at abd_alloc+0x134
0xc0080000c4d2d2a0: at arc_hdr_alloc_abd+0xe8
0xc0080000c4d2d320: at arc_hdr_alloc+0x160
0xc0080000c4d2d3d0: at arc_read+0x5c4
0xc0080000c4d2d5b0: at dsl_scan_prefetch_thread+0x280
0xc0080000c4d2d6d0: at taskq_run+0x40
0xc0080000c4d2d700: at taskqueue_run_locked+0x23c
0xc0080000c4d2d7e0: at taskqueue_thread_loop+0x160
0xc0080000c4d2d830: at fork_exit+0xd8
0xc0080000c4d2d8c0: at fork_trampoline+0x18
0xc0080000c4d2d8f0: at -0x4
KDB: enter: panic
[ thread pid 83 tid 101392 ]
Stopped at      kdb_enter+0x78: ori     r0, r0, 0x0
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