panic: pool_do_get: rttmr free list modified: page 0xfffffd805f492000; item addr 0xfffffd805f492ee0; offset 0x20=0x83968c70
Starting stack trace...
panic(ffffffff83335080) at panic+0x1ba sys/kern/subr_prf.c:229
pool_do_get(ffffffff8394b9e8,a,ffff80002cd2abc8) at pool_do_get+0x5bc
pool_get(ffffffff8394b9e8,a) at pool_get+0x11a sys/kern/subr_pool.c:-1
rt_timer_add(fffffd805f403d60,ffffffff838e2d48,0) at rt_timer_add+0x4e sys/net/route.c:-1
mf6c_add_route(ffff800000b12800,6da,ffff80002cd2ad08,ffff80002cd2add8,1) at mf6c_add_route+0xad sys/netinet6/ip6_mroute.c:728
mf6c_update(ffff80002cd2add8,1,0) at mf6c_update+0x76e sys/netinet6/ip6_mroute.c:833
add_m6fc(ffff8000014068a0,fffffd807087a620) at add_m6fc+0x2e4 mf6c_add sys/netinet6/ip6_mroute.c:860 [inline]
add_m6fc(ffff8000014068a0,fffffd807087a620) at add_m6fc+0x2e4 sys/netinet6/ip6_mroute.c:873
sosetopt(ffff8000014068a0,29,68,fffffd807087a600) at sosetopt+0x118 sys/kern/uipc_socket.c:-1
sys_setsockopt(ffff80002a821cb0,ffff80002cd2b020,ffff80002cd2af70) at sys_setsockopt+0x2b9 sys/kern/uipc_syscalls.c:1227
syscall(ffff80002cd2b020) at syscall+0x962 mi_syscall sys/sys/syscall_mi.h:-1 [inline]
syscall(ffff80002cd2b020) at syscall+0x962 sys/arch/amd64/amd64/trap.c:748
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x66c4b617b30, count: 246
End of stack trace.