Got a dump with kmem_flags set, but I am not sure if this is the same issue, as
I applied the patch to a more recent build.
panic[cpu0]/thread=ffffff000f5e7c40:
BAD TRAP: type=e (#pf Page fault) rp=ffffff000f5e7790 addr=0 occurred in module
"zfs" due to a NULL pointer dereference
zpool-zones:
#pf Page fault
Bad kernel fault at addr=0x0
pid=89, pc=0xfffffffff7d9975b, sp=0xffffff000f5e7880, eflags=0x10282
cr0: 8005003b<pg,wp,ne,et,ts,mp,pe> cr4: 6f8<xmme,fxsr,pge,mce,pae,pse,de>
cr2: 0
cr3: 1dc00000
cr8: c
rdi: 0 rsi: 20000 rdx: 80041
rcx: 0 r8: 0 r9: 0
rax: 20000 rbx: 0 rbp: ffffff000f5e78b0
r10: fffffffffb8580d8 r11: feedfacefeedface r12: 20000
r13: ffffff03ecaeb000 r14: ffffff03eee62800 r15: ffffff000f5e7ad0
fsb: 0 gsb: fffffffffbc399c0 ds: 4b
es: 4b fs: 0 gs: 1c3
trp: e err: 0 rip: fffffffff7d9975b
cs: 30 rfl: 10282 rsp: ffffff000f5e7880
ss: 38
ffffff000f5e7670 unix:real_mode_stop_cpu_stage2_end+b30c ()
ffffff000f5e7780 unix:trap+e08 ()
ffffff000f5e7790 unix:_cmntrap+e6 ()
ffffff000f5e78b0 zfs:abd_borrow_buf+1b ()
ffffff000f5e78f0 zfs:abd_borrow_buf_copy+23 ()
ffffff000f5e7930 zfs:vdev_disk_io_start+c7 ()
ffffff000f5e7990 zfs:zio_vdev_io_start+b1 ()
ffffff000f5e79c0 zfs:zio_execute+7f ()
ffffff000f5e7a00 zfs:vdev_queue_io_done+68 ()
ffffff000f5e7a40 zfs:zio_vdev_io_done+80 ()
ffffff000f5e7a70 zfs:zio_execute+7f ()
ffffff000f5e7b30 genunix:taskq_thread+2d0 ()
ffffff000f5e7b40 unix:thread_start+8 ()
Dump available at https://www.magentacloud.de/lnk/sprBVjAK
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