panic: trap type NUM, code=NUM, pc=bccb9

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: b766929b796e rpki-client regress: adjust for ta_parse() ->..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15f5b1b2580000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=6af48d529ad734fdd8a6

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/5ca334415a77/disk-b766929b.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/9362b9ef4c33/bsd-b766929b.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/30a80479beca/kernel-b766929b.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+6af48d...@syzkaller.appspotmail.com

panic: trap type 6, code=10, pc=bccb9
Starting stack trace...
panic(ffffffff833e090f) at panic+0x1d0 sys/kern/subr_prf.c:229
kerntrap(ffff80002a33df00) at kerntrap+0x30b
alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b

acpi_pdirpa() at acpi_pdirpa+0xa8b2a
rt_clone(ffff80002a33e1d8,fffffd806f9c6980,0) at rt_clone+0x9b sys/net/route.c:381
route_mpath(fffffd806f9c6968,ffff80002a33e334,0,0) at route_mpath+0x16f rt_match sys/net/route.c:358 [inline]
route_mpath(fffffd806f9c6968,ffff80002a33e334,0,0) at route_mpath+0x16f rtalloc_mpath sys/net/route.c:474 [inline]
route_mpath(fffffd806f9c6968,ffff80002a33e334,0,0) at route_mpath+0x16f sys/net/route.c:252
in_pcbselsrc(fffffd806ca4c5f4,ffff80002a33e330,fffffd806f9c68f8) at in_pcbselsrc+0x200 sys/netinet/in_pcb.c:-1
rip_output(fffffd806d465d00,ffff800010fde3b0,ffff80002a33e330,3a52) at rip_output+0x2bf sys/netinet/raw_ip.c:312
rip_send(ffff800010fde3b0,fffffd806d465d00,0,0) at rip_send+0x13d sys/netinet/raw_ip.c:629
sosend(ffff800010fde3b0,0,ffff80002a33e528,0,0,0) at sosend+0x804 sys/kern/uipc_socket.c:-1
dofilewritev(ffff8000fffeefa8,3,ffff80002a33e528,0,ffff80002a33e5e0) at dofilewritev+0x242 sys/kern/sys_generic.c:380
sys_write(ffff8000fffeefa8,ffff80002a33e690,ffff80002a33e5e0) at sys_write+0xa2 sys/kern/sys_generic.c:300
syscall(ffff80002a33e690) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80002a33e690) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0xac0ec993190, count: 243
End of stack trace.


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