panic: acquiring blpocankaicb:l e s l e keerp lnoecl k w i t h s p i nl oc k o r cr i t ic a l s e c ti o n h e l d ( k e r ne l_ lo ck ) & ke r n e l _ l o c k Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND * 53778 1160 0 0 0x4000000 0 syz-executor.5 360353 29299 0 0x14000 0x200 1 reaper db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806c2e49a0) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff80002225cce8,ffff80002225ccf4,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 ip_deliver(ffff80002225cce8,ffff80002225ccf4,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff80002225cce8,ffff80002225ccf4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd8066640c00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd8066640c00,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80690a9900,ffff800000ceb500,fffffd80746ca578,0,0,fffffd80746ca500) at ip6_output+0xf57 rip6_output(fffffd80690a9900,fffffd806c2e4d60,ffff80002225d050,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd806c2e4d60,9,fffffd80690a9900,0,0,ffff8000ffff0a90) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 end trace frame: 0xffff80002225d1d0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: acquiring blockable sleep lock with spinlock or critical section held (kernel_lock) &kernel_lock cpu1: kernel diagnostic assertion "!_kernel_lock_held()" failed: file "/syzkaller/managers/multicore/kernel/sys/uvm/uvm_map.c", line 2734 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806c2e49a0) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff80002225cce8,ffff80002225ccf4,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 ip_deliver(ffff80002225cce8,ffff80002225ccf4,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff80002225cce8,ffff80002225ccf4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd8066640c00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd8066640c00,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80690a9900,ffff800000ceb500,fffffd80746ca578,0,0,fffffd80746ca500) at ip6_output+0xf57 rip6_output(fffffd80690a9900,fffffd806c2e4d60,ffff80002225d050,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd806c2e4d60,9,fffffd80690a9900,0,0,ffff8000ffff0a90) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 sosend(fffffd806c2e4d60,0,ffff80002225d288,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff0a90,44,ffff80002225d288,0,ffff80002225d380) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000ffff0a90,ffff80002225d328,ffff80002225d380) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff80002225d3f0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002225d3f0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb91f33b8e10, count: -19 ddb{0}> show registers rdi 0 rsi 0x1 rbp 0xffff80002225c800 rbx 0xffffffff82949bff cpu_info_full_primary+0x2bff rdx 0 rcx 0 rax 0xffff8000ffff0a90 r8 0x101010101010101 r9 0x8080808080808080 r10 0x53123553acabc0c5 r11 0x1e599b0e25ac89cd r12 0xffffffff82949a00 cpu_info_full_primary+0x2a00 r13 0 r14 0 r15 0x1 rip 0xffffffff81828e88 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff80002225c7f0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) pid=53778 stat=onproc flags process=0 proc=4000000 pri=32, usrpri=83, nice=20 forw=0xffffffffffffffff, list=0xffff8000ffff0010,0xffff8000ffff1a60 process=0xffff8000fffed4e8 user=0xffff800022258000, vmspace=0xfffffd80757c9e88 estcpu=36, cpticks=2, pctcpu=0.0 user=0, sys=2, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 80204 265360 98402 0 2 0 syz-executor.3 54389 499277 73569 0 2 0 syz-executor.6 54389 255737 73569 0 3 0x4000080 fsleep syz-executor.6 88794 522960 72783 0 2 0 syz-executor.1 1160 243121 55155 0 2 0 syz-executor.5 * 1160 53778 55155 0 7 0x4000000 syz-executor.5 1160 350821 55155 0 3 0x4000080 fsleep syz-executor.5 95754 324136 47419 0 2 0 syz-executor.2 95754 480084 47419 0 2 0x4000000 syz-executor.2 15287 370244 48553 0 3 0x82 nanoslp syz-executor.0 35801 257559 48553 0 3 0x82 nanoslp syz-executor.7 55155 357207 48553 0 3 0x82 nanoslp syz-executor.5 20382 340101 48553 0 2 0x2 syz-executor.4 72783 44101 48553 0 2 0x2 syz-executor.1 47419 294916 48553 0 3 0x82 nanoslp syz-executor.2 98402 207910 48553 0 3 0x82 nanoslp syz-executor.3 92131 461938 1 0 3 0x100083 ttyopn getty 27203 283198 0 0 3 0x14200 bored sosplice 47761 41704 0 0 3 0x14200 acct acct 73569 217498 48553 0 2 0x2 syz-executor.6 48553 493245 42214 0 3 0x82 thrsleep syz-fuzzer 48553 276872 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 374499 42214 0 3 0x4000082 kqread syz-fuzzer 48553 445111 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 442813 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 343774 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 225082 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 235039 42214 0 3 0x4000082 thrsleep syz-fuzzer 48553 455058 42214 0 3 0x4000082 thrsleep syz-fuzzer 42214 355307 45983 0 3 0x10008a sigsusp ksh 45983 161053 2601 0 3 0x9a kqread sshd 2601 387341 1 0 3 0x88 kqread sshd 57623 382357 87329 74 3 0x1100092 bpf pflogd 87329 180188 1 0 3 0x80 netio pflogd 2478 387104 5898 73 3 0x1100090 kqread syslogd 5898 240783 1 0 3 0x100082 netio syslogd 10485 68380 1 0 3 0x100080 kqread resolvd 37301 25223 80817 77 3 0x100092 kqread dhcpleased 69305 419898 80817 77 3 0x100092 kqread dhcpleased 80817 118258 1 0 3 0x80 kqread dhcpleased 54733 216309 0 0 3 0x14200 bored smr 34981 316820 0 0 2 0x14200 zerothread 45621 90474 0 0 3 0x14200 aiodoned aiodoned 97127 129934 0 0 3 0x14200 syncer update 5474 485972 0 0 3 0x14200 cleaner cleaner 29299 360353 0 0 7 0x14200 reaper 23853 324262 0 0 3 0x14200 pgdaemon pagedaemon 60661 238014 0 0 3 0x14200 bored viomb 57908 52682 0 0 3 0x40014200 acpi0 acpi0 98677 367873 0 0 3 0x40014200 idle1 55948 448195 0 0 3 0x14200 bored softnet 99210 374090 0 0 3 0x14200 bored systqmp 65413 207534 0 0 3 0x14200 bored systq 22772 496191 0 0 3 0x40014200 bored softclock 25735 488997 0 0 3 0x40014200 idle0 1 108970 0 0 3 0x80082 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 0: exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b7fb80) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip6_input+0x1cf #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip6_input_if+0x920 #6 ipv6_input+0x48 sys/netinet6/ip6_input.c:169 #7 if_input_local+0x136 sys/net/if.c:778 #8 ip6_output+0xf57 #9 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 #10 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 #11 sosend+0x632 sys/kern/uipc_socket.c:582 #12 dofilewritev+0x19c sys/kern/sys_generic.c:381 #13 sys_write+0x83 sys/kern/sys_generic.c:301 #14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #15 Xsyscall+0x128 Process 1160 (syz-executor.5) thread 0xffff8000ffff0a90 (53778) exclusive rwlock netlock r = 0 (0xffffffff82980490) #0 witness_lock+0x44d #1 solock+0x86 sys/kern/uipc_socket2.c:295 #2 sosend+0x517 sys/kern/uipc_socket.c:570 #3 dofilewritev+0x19c sys/kern/sys_generic.c:381 #4 sys_write+0x83 sys/kern/sys_generic.c:301 #5 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #5 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #6 Xsyscall+0x128 exclusive mutex &table->inpt_mtx r = 0 (0xffffffff82b7fb80) #0 witness_lock+0x44d #1 mtx_enter_try+0x100 #2 mtx_enter+0x4b sys/kern/kern_lock.c:266 #3 rip6_input+0x1cf #4 ip_deliver+0x322 sys/netinet/ip_input.c:657 #5 ip6_input_if+0x920 #6 ipv6_input+0x48 sys/netinet6/ip6_input.c:169 #7 if_input_local+0x136 sys/net/if.c:778 #8 ip6_output+0xf57 #9 rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 #10 rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 #11 sosend+0x632 sys/kern/uipc_socket.c:582 #12 dofilewritev+0x19c sys/kern/sys_generic.c:381 #13 sys_write+0x83 sys/kern/sys_generic.c:301 #14 syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] #14 syscall+0x489 sys/arch/amd64/amd64/trap.c:585 #15 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10228 6575K 7430K 78643K 33041 0 pcb 79 18K 21K 78643K 1223 0 rtable 261 23K 23K 78643K 1700 0 ifaddr 107 24K 27K 78643K 1138 0 sysctl 2 0K 2K 78643K 6 0 counters 58 35K 36K 78643K 316 0 ioctlops 0 0K 4K 78643K 3660 0 iov 0 0K 28K 78643K 1364 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1455 91K 91K 78643K 8147 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 9K 78643K 104 0 VM map 2 1K 1K 78643K 2 0 sem 13 5K 10K 78643K 34 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 15 53K 85K 78643K 12919 0 sigio 0 0K 0K 78643K 76 0 proc 70 87K 111K 78643K 1613 0 subproc 104 6K 6K 78643K 377 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 ip_moptions 1 0K 0K 78643K 376 0 in_multi 89 6K 6K 78643K 627 0 ether_multi 2 0K 0K 78643K 81 0 mrt 1 0K 0K 78643K 60 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 235 1049K 1049K 78643K 235 0 exec 0 0K 2K 78643K 2642 0 pfkey data 0 0K 1K 78643K 11 0 tdb 3 0K 0K 78643K 3 0 pagedep 1 8K 8K 78643K 1 0 inodedep 1 32K 32K 78643K 1 0 newblk 1 0K 0K 78643K 1 0 VM swap 7 26K 26K 78643K 7 0 UVM amap 575 1062K 1067K 78643K 167134 0 UVM aobj 131 8K 8K 78643K 134 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 ip6_options 2 0K 0K 78643K 362 0 NDP 15 0K 1K 78643K 219 0 temp 157 4739K 4837K 78643K 116811 0 kqueue 12 18K 26K 78643K 850 0 SYN cache 2 16K 16K 78643K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 22 0 0 1 0 1 1 0 8 0 rtpcb 120 404 0 401 5 3 2 3 0 8 1 rtentry 112 460 0 372 4 1 3 4 0 8 0 unpcb 136 13105 0 13090 89 83 6 12 0 8 5 syncache 296 59 0 59 18 18 0 1 0 8 0 sackhl 24 1 0 1 1 1 0 1 0 8 0 tcpqe 32 56 0 56 13 13 0 1 0 8 0 tcpcb 736 3837 0 3819 148 146 2 14 0 8 0 arp 120 66 0 52 1 0 1 1 0 8 0 inpcb 312 9437 0 9362 179 173 6 11 0 8 0 rttmr 72 15 0 15 4 4 0 1 0 8 0 nd6 48 111 0 90 1 0 1 1 0 8 0 pkpcb 40 188 0 188 13 13 0 2 0 8 0 kcovpl 48 29 0 21 1 0 1 1 0 8 0 ppxss 1248 55 0 55 15 15 0 1 0 8 0 pfstscr 40 23 0 23 4 4 0 1 0 8 0 pffrag 232 33 0 32 9 8 1 1 0 482 0 pffrnode 88 33 0 32 9 8 1 1 0 8 0 pffrent 40 306 0 305 10 9 1 1 0 8 0 pfosfp 40 1431 0 1007 5 0 5 5 0 8 0 pfosfpen 112 1431 0 714 21 0 21 21 0 8 0 pfrktable 1344 114 0 85 5 2 3 3 0 8 0 pftag 88 8 0 3 1 0 1 1 0 8 0 pfqueue 264 7 0 7 2 2 0 1 0 8 0 pfstitem 24 65 0 63 1 0 1 1 0 8 0 pfstkey 112 97 0 95 1 0 1 1 0 8 0 pfstate 320 76 0 74 3 2 1 3 0 8 0 pfsrctr 152 54 0 54 2 2 0 1 0 8 0 pfrule 1360 473 0 364 12 2 10 10 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 2166 0 1739 49 20 29 30 0 8 0 art_table 32 2167 0 1739 4 0 4 4 0 8 0 art_node 16 455 0 378 1 0 1 1 0 8 0 sysvmsgpl 40 51 0 11 1 0 1 1 0 8 0 semupl 112 6 0 6 3 3 0 1 0 8 0 semapl 112 27 0 16 1 0 1 1 0 8 0 shmpl 112 131 0 3 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 18402 0 16947 92 0 92 92 0 8 0 ffsino 272 18402 0 16947 98 0 98 98 0 8 0 nchpl 144 35712 0 34077 63 1 62 63 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 133895 0 133895 6 5 1 2 0 8 1 percpumem 16 170 0 129 1 0 1 1 0 8 0 vcpupl 2048 167 0 0 21 0 21 21 0 8 0 vmpool 560 261 0 94 13 1 12 12 0 8 0 pfiaddrpl 120 76 0 20 3 1 2 2 0 8 0 scsiplug 72 7 0 7 3 3 0 1 0 8 0 scxspl 216 109971 0 109971 27 26 1 8 0 8 1 plimitpl 152 1347 0 1332 1 0 1 1 0 8 0 sigapl 424 13238 0 13191 9 2 7 8 0 8 0 futexpl 64 111480 0 111478 4 3 1 1 0 8 0 knotepl 120 866 0 0 11 1 10 11 0 8 0 kqueuepl 216 2843 0 2835 62 61 1 7 0 8 0 pipepl 336 2666 0 2638 83 80 3 13 0 8 0 fdescpl 496 13168 0 13140 7 3 4 5 0 8 0 filepl 152 96193 0 95889 183 164 19 22 0 8 7 lockfpl 104 3507 0 3505 6 5 1 2 0 8 0 lockfspl 48 1132 0 1130 1 0 1 1 0 8 0 sessionpl 144 48 0 31 1 0 1 1 0 8 0 pgrppl 48 57 0 40 1 0 1 1 0 8 0 ucredpl 96 9477 0 9464 1 0 1 1 0 8 0 zombiepl 144 13194 0 13191 2 1 1 1 0 8 0 processpl 1064 13238 0 13191 5 0 5 5 0 8 0 procpl 672 38279 0 38218 28 21 7 9 0 8 0 srpgc 96 22 0 22 8 8 0 1 0 8 0 sosppl 168 107 0 107 18 18 0 1 0 8 0 sockpl 480 23244 0 23151 569 556 13 42 0 8 1 mcl64k 65536 26 0 0 4 1 3 3 0 8 0 mcl16k 16384 17 0 0 3 0 3 3 0 8 0 mcl12k 12288 41 0 0 2 0 2 2 0 8 0 mcl9k 9216 25 0 0 2 0 2 2 0 8 0 mcl8k 8192 33 0 0 4 1 3 3 0 8 0 mcl4k 4096 33 0 0 3 0 3 3 0 8 0 mcl2k2 2112 10 0 0 1 0 1 1 0 8 0 mcl2k 2048 345 0 0 19 0 19 19 0 8 0 mtagpl 96 895 0 0 13 0 13 13 0 8 0 mbufpl 256 1552 0 0 68 0 68 68 0 8 0 bufpl 288 22368 0 16032 453 0 453 453 0 8 0 anonpl 24 3816452 0 3796863 285 143 142 164 0 186 0 amapchunkpl 152 414502 0 413626 136 97 39 50 0 158 1 amappl16 200 38633 0 37985 194 159 35 54 0 8 0 amappl15 192 2783 0 2778 1 0 1 1 0 8 0 amappl14 184 1915 0 1908 1 0 1 1 0 8 0 amappl13 176 242 0 240 1 0 1 1 0 8 0 amappl12 168 3820 0 3813 2 1 1 1 0 8 0 amappl11 160 1244 0 1228 1 0 1 1 0 8 0 amappl10 152 2697 0 2687 1 0 1 1 0 8 0 amappl9 144 1526 0 1518 1 0 1 1 0 8 0 amappl8 136 2308 0 2184 5 0 5 5 0 8 0 amappl7 128 1201 0 1190 1 0 1 1 0 8 0 amappl6 120 1344 0 1312 3 1 2 2 0 8 0 amappl5 112 10570 0 10551 1 0 1 1 0 8 0 amappl4 104 5357 0 5317 3 1 2 2 0 8 0 amappl3 96 4700 0 4685 1 0 1 1 0 8 0 amappl2 88 4105 0 4055 3 1 2 3 0 8 0 amappl1 80 239160 0 238600 19 5 14 19 0 8 0 amappl 88 165844 0 165515 10 1 9 9 0 92 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 133 0 3 3 0 3 3 0 8 0 uaddrrnd 24 13429 0 13233 2 0 2 2 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 13429 0 13233 2 0 2 2 0 8 0 vmmpekpl 168 102882 0 102801 5 0 5 5 0 8 0 vmmpepl 168 1200235 0 1197258 379 238 141 169 0 357 3 vmsppl 368 13428 0 13233 20 2 18 18 0 8 0 rwobjpl 56 297735 0 289919 123 9 114 115 0 8 0 pdppl 4096 26865 0 26633 722 486 236 236 0 8 4 pvpl 32 6404348 0 6380263 564 342 222 270 0 265 0 pmappl 248 13428 0 13233 14 1 13 13 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 1991 0 918 31 0 31 31 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 sys/arch/amd64/amd64/db_interface.c:440 panic(ffffffff825a0385) at panic+0x177 sys/kern/subr_prf.c:202 witness_checkorder(ffffffff82b7e900,9,0) at witness_checkorder+0x116d sys/kern/subr_witness.c:833 __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 read_rflags machine/cpufunc.h:195 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 intr_disable machine/cpufunc.h:216 [inline] __mp_lock(ffffffff82b7e6f8) at __mp_lock+0xa1 sys/kern/kern_lock.c:142 selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 klist_empty sys/sys/event.h:361 [inline] selwakeup(fffffd806c2e4ab8) at selwakeup+0x16 sys/kern/sys_generic.c:885 sorwakeup(fffffd806c2e49a0) at sorwakeup+0xc9 sys/kern/uipc_socket.c:1699 rip6_input(ffff80002225cce8,ffff80002225ccf4,85,18) at rip6_input+0x692 sys/netinet6/raw_ip6.c:224 ip_deliver(ffff80002225cce8,ffff80002225ccf4,85,18) at ip_deliver+0x322 sys/netinet/ip_input.c:657 ip6_input_if(ffff80002225cce8,ffff80002225ccf4,29,0,ffff80000019f2a8) at ip6_input_if+0x920 ipv6_input(ffff80000019f2a8,fffffd8066640c00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:169 if_input_local(ffff80000019f2a8,fffffd8066640c00,18) at if_input_local+0x136 sys/net/if.c:778 ip6_output(fffffd80690a9900,ffff800000ceb500,fffffd80746ca578,0,0,fffffd80746ca500) at ip6_output+0xf57 rip6_output(fffffd80690a9900,fffffd806c2e4d60,ffff80002225d050,0) at rip6_output+0x4ad sys/netinet6/raw_ip6.c:490 rip6_usrreq(fffffd806c2e4d60,9,fffffd80690a9900,0,0,ffff8000ffff0a90) at rip6_usrreq+0x5d3 sys/netinet6/raw_ip6.c:679 sosend(fffffd806c2e4d60,0,ffff80002225d288,0,0,0) at sosend+0x632 sys/kern/uipc_socket.c:582 dofilewritev(ffff8000ffff0a90,44,ffff80002225d288,0,ffff80002225d380) at dofilewritev+0x19c sys/kern/sys_generic.c:381 sys_write(ffff8000ffff0a90,ffff80002225d328,ffff80002225d380) at sys_write+0x83 sys/kern/sys_generic.c:301 syscall(ffff80002225d3f0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff80002225d3f0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xb91f33b8e10, count: -19 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x28 sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,64) at comcnputc+0x97 sys/dev/ic/com.c:1259 cnputc(64) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(64) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82600d82) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff82587590) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff82600cbd,ffffffff8260e778,aae,ffffffff825bf24b) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_map_teardown(fffffd807a80d018) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736 uvmspace_free(fffffd807a80d018) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f97a0) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: 1 ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:393 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 x86_bus_space_io_read_1(3f8,5) at x86_bus_space_io_read_1+0x28 sys/arch/amd64/amd64/bus_space.c:639 comcnputc(800,64) at comcnputc+0x97 sys/dev/ic/com.c:1259 cnputc(64) at cnputc+0x4b sys/dev/cons.c:239 db_putchar(64) at db_putchar+0x3fc sys/ddb/db_output.c:155 kprintf() at kprintf+0x20ec sys/kern/subr_prf.c:1068 db_printf(ffffffff82600d82) at db_printf+0x85 sys/kern/subr_prf.c:502 panic(ffffffff82587590) at panic+0xd7 sys/kern/subr_prf.c:220 __assert(ffffffff82600cbd,ffffffff8260e778,aae,ffffffff825bf24b) at __assert+0x25 sys/kern/subr_prf.c:161 uvm_map_teardown(fffffd807a80d018) at uvm_map_teardown+0x2e8 sys/uvm/uvm_map.c:2736 uvmspace_free(fffffd807a80d018) at uvmspace_free+0xa6 sys/uvm/uvm_map.c:3685 reaper(ffff8000210f97a0) at reaper+0x18b sys/kern/kern_exit.c:457 end trace frame: 0x0, count: -14