panic: pool_do_get: rttmr: page empty

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: fd49698d88e5 Add support for RK3576 clocks and resets. A c..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=153cb8da580000
kernel config: https://syzkaller.appspot.com/x/.config?x=1bc15e68cd2a49e5
dashboard link: https://syzkaller.appspot.com/bug?extid=8d1b8cec107a39f49b77

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

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/c159f2fe1cb1/disk-fd49698d.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/d321f1e712d8/bsd-fd49698d.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/0df89642a17a/kernel-fd49698d.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+8d1b8c...@syzkaller.appspotmail.com

panic: pool_do_get: rttmr: page empty
Starting stack trace...
panic(ffffffff833b8dff) at panic+0x1ba sys/kern/subr_prf.c:229
pool_do_get(ffffffff83a4caa0,a,ffff8000380e4ea8) at pool_do_get+0x537 sys/kern/subr_pool.c:732
pool_get(ffffffff83a4caa0,a) at pool_get+0x11a sys/kern/subr_pool.c:-1
rt_timer_add(fffffd806c349898,ffffffff83a33248,0) at rt_timer_add+0x4e sys/net/route.c:-1
mf6c_add_route(ffff800000c47000,5e0,ffff8000380e4fe0,ffff8000380e50a0,1) at mf6c_add_route+0xad sys/netinet6/ip6_mroute.c:728
mf6c_update(ffff8000380e50a0,1,0) at mf6c_update+0x8ae sys/netinet6/ip6_mroute.c:833
mf6c_add(fffffd806d7a4020,fffffd806d7a4028,fffffd806d7a4044,1,0,1) at mf6c_add+0x2e5 sys/netinet6/ip6_mroute.c:860
sosetopt(ffff8000016473c8,29,68,fffffd806d7a4000) at sosetopt+0x118 sys/kern/uipc_socket.c:-1
sys_setsockopt(ffff80002a84ea98,ffff8000380e5310,ffff8000380e5260) at sys_setsockopt+0x2b9 sys/kern/uipc_syscalls.c:1227
syscall(ffff8000380e5310) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff8000380e5310) at syscall+0x962 sys/arch/amd64/amd64/trap.c:783
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x2e2b67c0180, count: 246
End of stack trace.


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