https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=223824
--- Comment #5 from aonishenko <aonishe...@protonmail.com> ---
Here is more detailed out
root@rpi3:/usr/home/pi # service mpd5 onestart
Starting mpd5.
root@rpi3:/usr/home/pi # Kernel page fault with the following non-sleepable
locks held:
exclusive sleep mutex ng_node (ng_node) r = 0 (0xfffffd0001b14e70) locked @
/usr/local/src/CURR/head/sys/netgraph/ng_base.c:2325
stack backtrace:
#0 0xffff000000368f00 at witness_debugger+0x64
#1 0xffff00000036a260 at witness_warn+0x43c
#2 0xffff000000616104 at data_abort+0xe0
#3 0xffff0000005ff874 at handle_el1h_sync+0x74
#4 0xffff00000041d22c at ng_snd_item+0x3bc
#5 0xffff000000433cf0 at ngc_send+0x20c
#6 0xffff0000003969d4 at sosend_generic+0x380
#7 0xffff00000039cd14 at kern_sendit+0x28c
#8 0xffff00000039cffc at sendit+0x1a4
#9 0xffff00000039ce48 at sys_sendto+0x50
#10 0xffff000000616afc at do_el0_sync+0x884
#11 0xffff0000005ff9f4 at handle_el0_sync+0x74
x0: fffffd0001b14e70
x1: 8
x2: ffff0000006ad8a0
x3: 915
x4: 0
x5: 2
x6: fffffd0001fa8d20
x7: 40
x8: 2
x9: 0
x10: 18
x11: 10000
x12: ffff000000a52868
x13: ffffffff
x14: 0
x15: fffffd0001fa8c40
x16: 406002b0
x17: 407924e4
x18: ffff00004031f6f0
x19: 0
x20: fffffd0001b14e88
x21: fffffd0001b14e00
x22: ffff0000006ad8a0
x23: fffffd0001b14e68
x24: ffff00004031f740
x25: fffffd0001bcc238
x26: fffffd0001de0200
x27: fffffd0001cf8018
x28: 0
x29: ffff00004031f720
sp: ffff00004031f6f0
lr: ffff00000041d230
elr: ffff00000041d23c
spsr: 80000345
far: 0
esr: 96000007
panic: data abort in critical section or under mutex
cpuid = 1
time = 1511729631
KDB: stack backtrace:
db_trace_self() at db_trace_self_wrapper+0x28
pc = 0xffff0000005fde50 lr = 0xffff000000088b88
sp = 0xffff00004031f150 fp = 0xffff00004031f360
db_trace_self_wrapper() at vpanic+0x184
pc = 0xffff000000088b88 lr = 0xffff00000030bb30
sp = 0xffff00004031f370 fp = 0xffff00004031f3f0
vpanic() at panic+0x48
pc = 0xffff00000030bb30 lr = 0xffff00000030bbbc
sp = 0xffff00004031f400 fp = 0xffff00004031f480
panic() at data_abort+0x250
pc = 0xffff00000030bbbc lr = 0xffff000000616274
sp = 0xffff00004031f490 fp = 0xffff00004031f540
data_abort() at handle_el1h_sync+0x74
pc = 0xffff000000616274 lr = 0xffff0000005ff874
sp = 0xffff00004031f550 fp = 0xffff00004031f660
handle_el1h_sync() at ng_snd_item+0x3bc
pc = 0xffff0000005ff874 lr = 0xffff00000041d22c
sp = 0xffff00004031f670 fp = 0xffff00004031f720
ng_snd_item() at ngc_send+0x20c
pc = 0xffff00000041d22c lr = 0xffff000000433cf0
sp = 0xffff00004031f730 fp = 0xffff00004031f7b0
ngc_send() at sosend_generic+0x380
pc = 0xffff000000433cf0 lr = 0xffff0000003969d4
sp = 0xffff00004031f7c0 fp = 0xffff00004031f860
sosend_generic() at kern_sendit+0x28c
pc = 0xffff0000003969d4 lr = 0xffff00000039cd14
sp = 0xffff00004031f870 fp = 0xffff00004031f900
kern_sendit() at sendit+0x1a4
pc = 0xffff00000039cd14 lr = 0xffff00000039cffc
sp = 0xffff00004031f910 fp = 0xffff00004031f950
sendit() at sys_sendto+0x50
pc = 0xffff00000039cffc lr = 0xffff00000039ce48
sp = 0xffff00004031f960 fp = 0xffff00004031f9a0
sys_sendto() at do_el0_sync+0x884
pc = 0xffff00000039ce48 lr = 0xffff000000616afc
sp = 0xffff00004031f9b0 fp = 0xffff00004031fa70
do_el0_sync() at handle_el0_sync+0x74
pc = 0xffff000000616afc lr = 0xffff0000005ff9f4
sp = 0xffff00004031fa80 fp = 0xffff00004031fb90
handle_el0_sync() at 0x405e4e28
pc = 0xffff0000005ff9f4 lr = 0x00000000405e4e28
sp = 0xffff00004031fba0 fp = 0x0000ffffffffe770
KDB: enter: panic
[ thread pid 651 tid 100106 ]
Stopped at kdb_enter+0x40: undefined d4200000
db>
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