Warning: Permanently added '10.128.0.94' (ED25519) to the list of known hosts. 2022/03/21 17:19:25 parsed 1 programs 2022/03/21 17:19:30 executed programs: 0 2022/03/21 17:19:35 executed programs: 357 2022/03/21 17:19:40 executed programs: 775 panic: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *319281 11819 0 0 0x4000000 1 syz-executor.6 24448 10646 0 0x14000 0x40000200 0 softclock db_enter() at db_enter+0x18 panic(ffffffff825a56b6) at panic+0x177 witness_checkorder(ffffffff82b47030,9,0) at witness_checkorder+0x116d __mp_lock(ffffffff82b46e28) at __mp_lock+0xa1 selwakeup(fffffd8070703320) at selwakeup+0x16 sorwakeup(fffffd8070703208) at sorwakeup+0xc9 rip6_input(ffff800021352f98,ffff800021352fa4,8,18) at rip6_input+0x692 ip_deliver(ffff800021352f98,ffff800021352fa4,8,18) at ip_deliver+0x322 ip6_input_if(ffff800021352f98,ffff800021352fa4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd80792bc000) at ipv6_input+0x48 if_input_local(ffff80000019f2a8,fffffd80792bc000,18) at if_input_local+0x136 ip6_output(fffffd8078b20f00,ffff800000c10a00,fffffd8078c0d1b8,0,0,fffffd8078c0d140) at ip6_output+0xf57 rip6_output(fffffd8078b20f00,fffffd806fde47a0,ffff800021353300,0) at rip6_output+0x4ad rip6_usrreq(fffffd806fde47a0,9,fffffd8078b20f00,0,0,ffff8000ffff3a48) at rip6_usrreq+0x5d3 end trace frame: 0xffff800021353480, count: 0 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}>