panic: excl->share
Starting stack trace...
panic(ffffffff833b4a35) at panic+0x1d0 sys/kern/subr_prf.c:229
witness_checkorder(ffff80000158e878,1,0) at witness_checkorder+0x122c sys/kern/subr_witness.c:854
rw_do_enter_read(ffff80000158e860,0) at rw_do_enter_read+0x99 sys/kern/kern_rwlock.c:355
in6_hasmulti(fffffd807a348df0,ffff80000158e800) at in6_hasmulti+0x41 in6_lookupmulti sys/netinet6/in6.c:-1 [inline]
in6_hasmulti(fffffd807a348df0,ffff80000158e800) at in6_hasmulti+0x41 sys/netinet6/in6.c:1150
ip6_output(fffffd807a348d00,ffffffff839eee58,0,1,ffff80003c49d600,0) at ip6_output+0x13bd sys/netinet6/ip6_output.c:507
mld6_sendpkt(ffff800001687380,83,0) at mld6_sendpkt+0x385 sys/netinet6/mld6.c:499
mld6_start_listening(ffff800001687380,ffff80000158e800) at mld6_start_listening+0xe7 sys/netinet6/mld6.c:139
in6_addmulti(ffff80003c49d9a8,ffff80000158e800,ffff80003c49da1c) at in6_addmulti+0x3d7 sys/netinet6/in6.c:1084
in6_joingroup(ffff80000158e800,ffff80003c49d9a8,ffff80003c49da1c) at in6_joingroup+0x6c sys/netinet6/in6.c:-1
in6_update_ifa(ffff80000158e800,ffff80003c49daa0,0) at in6_update_ifa+0x1a86 sys/netinet6/in6.c:-1
in6_ifattach_linklocal(ffff80000158e800,0) at in6_ifattach_linklocal+0x33b sys/netinet6/in6_ifattach.c:266
in6_ifattach(ffff80000158e800) at in6_ifattach+0x2d0 sys/netinet6/in6_ifattach.c:384
ifioctl(ffff800010fda018,801169ab,ffff80003c49dc90,ffff800037fdea80) at ifioctl+0x1b13 sys/net/if.c:2218
sys_ioctl(ffff800037fdea80,ffff80003c49de70,ffff80003c49ddc0) at sys_ioctl+0x674 sys/kern/sys_generic.c:-1
syscall(ffff80003c49de70) at syscall+0xbd4 mi_syscall sys/sys/syscall_mi.h:176 [inline]
syscall(ffff80003c49de70) at syscall+0xbd4 sys/arch/amd64/amd64/trap.c:775
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x725632b5cf70, count: 241
End of stack trace.