aarch64 main-n263493-4e8d558c9d1c-dirty (so: 2023-Jun-10) Kyuafile run: "Fatal data abort" crash during vnet_register_sysinit

The running system build is a non-debug build (but
with symbols not stripped).

The HoneyComb's console log shows:

. . .
GEOM_STRIPE: Device stripe.IMfBZr destroyed.
GEOM_NOP: Device md0.nop created.
g_vfs_done():md0.nop[READ(offset=5885952, length=8192)]error = 5
GEOM_NOP: Device md0.nop removed.
GEOM_NOP: Device md0.nop created.
g_vfs_done():md0.nop[READ(offset=5935104, length=4096)]error = 5
g_vfs_done():md0.nop[READ(offset=5935104, length=4096)]error = 5
GEOM_NOP: Device md0.nop removed.
GEOM_NOP: Device md0.nop created.
GEOM_NOP: Device md0.nop removed.
Fatal data abort:
  x0: ffffa02506e64400
  x1: ffff0001ea401880 (g_raid3_post_sync + 3a145f8)
  x2:               4b
  x3: a343932b0b22fb30
  x4:                0
  x5:  3310b0d062d0e1d
  x6: 1d0e2d060d0b3103
  x7:                0
  x8:         ea325df8
  x9: ffff0001eec946d0 ($d.6 + 0)
 x10: ffff0001ea401880 (g_raid3_post_sync + 3a145f8)
 x11:                0
 x12:                0
 x13: ffff000000cd8960 (lock_class_mtx_sleep + 0)
 x14:                0
 x15: ffffa02506e64405
 x16: ffff0001eec94860 (_DYNAMIC + 160)
 x17: ffff00000063a450 (ifc_attach_cloner + 0)
 x18: ffff0001eb290400 (g_raid3_post_sync + 48a3178)
 x19: ffff0001eec94600 (vnet_epair_init_vnet_init + 0)
 x20: ffff000000fa5b68 (vnet_sysinit_sxlock + 18)
 x21: ffff000000d8e000 (sdt_vfs_vop_vop_spare4_return + 0)
 x22: ffff000000d8e000 (sdt_vfs_vop_vop_spare4_return + 0)
 x23: ffffa0000042e500
 x24: ffffa0000042e500
 x25: ffff000000ce0788 (linker_lookup_set_desc + 0)
 x26: ffffa0203cdef780
 x27: ffff0001eec94698 (__set_sysinit_set_sym_if_epairmodule_sys_init + 0)
 x28: ffff000000d8e000 (sdt_vfs_vop_vop_spare4_return + 0)
 x29: ffff0001eb290430 (g_raid3_post_sync + 48a31a8)
  sp: ffff0001eb290400
  lr: ffff0001eec82a4c ($x.1 + 3c)
 elr: ffff0001eec82a60 ($x.1 + 50)
spsr:         60000045
 far: ffff0002d8fba4c8
 esr:         96000046
panic: vm_fault failed: ffff0001eec82a60 error 1
cpuid = 14
time = 1687625470
KDB: stack backtrace:
db_trace_self() at db_trace_self
db_trace_self_wrapper() at db_trace_self_wrapper+0x30
vpanic() at vpanic+0x13c
panic() at panic+0x44
data_abort() at data_abort+0x2fc
handle_el1h_sync() at handle_el1h_sync+0x14
--- exception, esr 0x96000046
$x.1() at $x.1+0x50
vnet_register_sysinit() at vnet_register_sysinit+0x114
linker_load_module() at linker_load_module+0xae4
kern_kldload() at kern_kldload+0xfc
sys_kldload() at sys_kldload+0x60
do_el0_sync() at do_el0_sync+0x608
handle_el0_sync() at handle_el0_sync+0x44
--- exception, esr 0x56000000
KDB: enter: panic
[ thread pid 70419 tid 101003 ]
Stopped at      kdb_enter+0x44: str     xzr, [x19, #3200]
db> 

I'll see if a re-run is repeatable.

===
Mark Millard
marklmi at yahoo.com