@ahrens thx for fixing the MAC issue!
I can still reproduce the PF when using an L2ARC device:

panic[cpu0]/thread=ffffff000f793c40:
BAD TRAP: type=e (#pf Page fault) rp=ffffff000f793680 addr=ffffff00f1c98000

zpool-zones:
#pf Page fault
Bad kernel fault at addr=0xffffff00f1c98000
pid=89, pc=0xfffffffffb87085a, sp=0xffffff000f793778, eflags=0x10216
cr0: 8005003b<pg,wp,ne,et,ts,mp,pe>  cr4: 6f8<xmme,fxsr,pge,mce,pae,pse,de>
cr2: ffffff00f1c98000
cr3: 1e000000
cr8: c

        rdi: ffffff00907e5800 rsi: ffffff00f1c98000 rdx:             2800
        rcx:              100  r8:                1  r9:         14a1ef45
        rax:             2800 rbx: ffffff03d91b8218 rbp: ffffff000f7937a0
        r10:                0 r11: 94ef392ce09f8c78 r12: ffffff03d4bc7db0
        r13: ffffff00907e3800 r14:                1 r15:                0
        fsb:                0 gsb: fffffffffbc4c000  ds:               4b
         es:               4b  fs:                0  gs:              1c3
        trp:                e err:                0 rip: fffffffffb87085a
         cs:               30 rfl:            10216 rsp: ffffff000f793778
         ss:               38

ffffff000f793560 unix:die+89 ()
ffffff000f793670 unix:trap+e08 ()
ffffff000f793680 unix:cmntrap+e6 ()
ffffff000f7937a0 unix:bcopy_altentry+55a ()
ffffff000f793820 zfs:arc_buf_fill+ea ()
ffffff000f7938a0 zfs:arc_buf_alloc_impl+158 ()
ffffff000f793920 zfs:arc_read_done+15f ()
ffffff000f7939a0 zfs:l2arc_read_done+34f ()
ffffff000f793a40 zfs:zio_done+342 ()
ffffff000f793a70 zfs:zio_execute+7f ()
ffffff000f793b30 genunix:taskq_thread+2d0 ()
ffffff000f793b40 unix:thread_start+8 ()

dump is at https://www.magentacloud.de/lnk/52rhVfcU




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