Panic on Rpi3 at r358976

[bob prohaska]

Tried to boot a kernel built from r358976 on a Pi3 and got a panic:


Copyright (c) 1992-2020 The FreeBSD Project.
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	The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 13.0-CURRENT #4 r358976: Sat Mar 14 17:00:27 PDT 2020
    bob at www.zefox.org:/usr/obj/usr/src/arm64.aarch64/sys/GENERIC arm64
FreeBSD clang version 10.0.0 (git at github.com:llvm/llvm-project.git llvmorg-10.0.0-rc3-1-gc290cb61fdc)
WARNING: WITNESS option enabled, expect reduced performance.
VT(efifb): resolution 1920x1200
module firmware already present!
KLD file umodem.ko is missing dependencies
Starting CPU 1 (1)
panic: Failed to start CPU 1 (1)

cpuid = 0
time = 1
KDB: stack backtrace:
db_trace_self() at db_trace_self_wrapper+0x28
	 pc = 0xffff00000075a214  lr = 0xffff000000108928
	 sp = 0xffff0000000105a0  fp = 0xffff0000000107a0

db_trace_self_wrapper() at vpanic+0x194
	 pc = 0xffff000000108928  lr = 0xffff000000414578
	 sp = 0xffff0000000107b0  fp = 0xffff000000010800

vpanic() at panic+0x44
	 pc = 0xffff000000414578  lr = 0xffff000000414320
	 sp = 0xffff000000010810  fp = 0xffff0000000108c0

panic() at start_cpu+0x1b0
	 pc = 0xffff000000414320  lr = 0xffff00000076845c
	 sp = 0xffff0000000108d0  fp = 0xffff0000000108d0

start_cpu() at cpu_init_fdt+0x34
	 pc = 0xffff00000076845c  lr = 0xffff000000767854
	 sp = 0xffff0000000108e0  fp = 0xffff000000010930

cpu_init_fdt() at ofw_cpu_early_foreach+0x180
	 pc = 0xffff000000767854  lr = 0xffff00000020bb2c
	 sp = 0xffff000000010940  fp = 0xffff000000010990

ofw_cpu_early_foreach() at mp_start+0x8c
	 pc = 0xffff00000020bb2c  lr = 0xffff00000046f8dc
	 sp = 0xffff0000000109a0  fp = 0xffff0000000109f0

mp_start() at mi_startup+0x12c
	 pc = 0xffff00000046f8dc  lr = 0xffff0000003a88a0
	 sp = 0xffff000000010a00  fp = 0xffff000000010a20

mi_startup() at virtdone+0x5c
	 pc = 0xffff0000003a88a0  lr = 0xffff00000000108c
	 sp = 0xffff000000010a30  fp = 0x0000000000000000

KDB: enter: panic
[ thread pid 0 tid 0 ]
Stopped at      0
db> reboot
cpu_reset failed

The Pi3 started at r351836, src was updated to r358976 and
only the kernel-toolchain and kernel were built/installed. 

If this is worth a bug report please let me know.
 
Thanks for reading,

bob prohaska