Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts. 2022/04/28 07:36:33 parsed 1 programs 2022/04/28 07:36:37 executed programs: 0 witness: lock order reversal: 1st 0xffffffff82968010 pf_lock (pf_lock) 2nd 0xffffffff829323b0 netlock (netlock) lock order "netlock"(rwlock) -> "pf_lock"(rwlock) first seen at: #0 rw_enter_write+0x5b #1 pfioctl+0x417c #2 VOP_IOCTL+0x96 #3 vn_ioctl+0xbc #4 sys_ioctl+0x4a2 #5 syscall+0x489 #6 Xsyscall+0x128 lock order "pf_lock"(rwlock) -> "netlock"(rwlock) first seen at: #0 rw_enter_write+0x5b #1 uvn_io+0x418 #2 uvn_get+0x1df #3 uvm_fault_lower+0x36c #4 uvm_fault+0x248 #5 kpageflttrap+0x209 #6 kerntrap+0xef #7 alltraps_kern_meltdown+0x7b #8 copyout+0x53 #9 pfioctl+0x4516 #10 VOP_IOCTL+0x96 #11 vn_ioctl+0xbc #12 sys_ioctl+0x4a2 #13 syscall+0x489 #14 Xsyscall+0x128 Stopped at db_enter+0x18: addq $0x8,%rsp ddb{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic the kernel did not panic ddb{0}> trace db_enter() at db_enter+0x18 witness_checkorder(ffffffff829323b0,9,0) at witness_checkorder+0x10b7 rw_enter_write(ffffffff829323a0) at rw_enter_write+0x5b uvn_io(fffffd806a9ff248,ffff800021355108,1,202,0) at uvn_io+0x418 uvn_get(fffffd806a9ff248,0,ffff8000213551c8,ffff800021355198,0,0,728b7805ddd77fc6,1) at uvn_get+0x1df uvm_fault_lower(ffff800021355330,ffff800021355368,ffff8000213552b0,0) at uvm_fault_lower+0x36c uvm_fault(fffffd807effc5c0,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff8000213554c0,20001000) at kpageflttrap+0x209 kerntrap(ffff8000213554c0) at kerntrap+0xef alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x53 pfioctl(4900,c0284457,ffff800021355930,1,ffff8000212e6550) at pfioctl+0x4516 VOP_IOCTL(fffffd806f683c68,c0284457,ffff800021355930,1,fffffd807f7d7900,ffff8000212e6550) at VOP_IOCTL+0x96 vn_ioctl(fffffd806e3fb8e8,c0284457,ffff800021355930,ffff8000212e6550) at vn_ioctl+0xbc sys_ioctl(ffff8000212e6550,ffff800021355a48,ffff800021355aa0) at sys_ioctl+0x4a2 syscall(ffff800021355b10) at syscall+0x489 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdf910, count: -17 ddb{0}> show registers rdi 0x3 rsi 0xffffffff829b7950 __sancov_gen_cov_switch_values.134 rbp 0xffff800021354ed0 rbx 0x3 rdx 0x3fd rcx 0 rax 0x1 r8 0xffff800021354e40 r9 0x8080808080808080 r10 0xaafa59bd3deae29c r11 0xfe746535ca9ab6ec r12 0xffffffff82b8e000 w_lodata+0x52cd0 r13 0 r14 0xffffffff82b89510 w_lodata+0x4e1e0 r15 0xfffffd8002f7a840 rip 0xffffffff818222c8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800021354ec0 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{0}> show proc PROC (syz-executor.5) pid=184701 stat=onproc flags process=0 proc=0 pri=17, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff8000212e6010,0xffffffff82a7cc20 process=0xffff8000213054e0 user=0xffff800021350000, vmspace=0xfffffd807effc5c0 estcpu=1, cpticks=0, pctcpu=0.0 user=0, sys=0, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND *58066 184701 48800 0 7 0 syz-executor.5 39930 224042 42201 0 2 0x2 ifconfig 42201 450431 48448 0 3 0x10008a sigsusp sh 99159 44917 7436 0 2 0x100002 sh 98254 524185 4563 0 2 0x100002 sh 50867 399899 99116 0 2 0x100000 sh 99116 274322 86221 0 3 0x10008a sigsusp sh 17339 11193 74186 0 2 0x40 syz-executor.2 78893 215308 35195 0 2 0x2 arp 56295 492673 43988 0 3 0x10008a sigsusp sh 35195 87114 49397 0 3 0x10008a sigsusp sh 4563 276564 22461 0 3 0x82 wait syz-executor.1 7436 83539 22461 0 3 0x82 wait syz-executor.7 48448 143670 22461 0 3 0x82 wait syz-executor.3 48800 158102 22461 0 3 0x82 nanoslp syz-executor.5 43988 489461 22461 0 3 0x82 wait syz-executor.0 74186 457921 22461 0 3 0x82 ppwait syz-executor.2 49397 127361 22461 0 3 0x82 wait syz-executor.6 86221 184379 22461 0 3 0x82 wait syz-executor.4 22461 62434 52763 0 3 0x82 thrsleep syz-execprog 22461 444433 52763 0 2 0x4000002 syz-execprog 22461 38942 52763 0 3 0x4000082 kqread syz-execprog 22461 77907 52763 0 3 0x4000082 thrsleep syz-execprog 22461 483389 52763 0 3 0x4000082 thrsleep syz-execprog 22461 423113 52763 0 3 0x4000082 thrsleep syz-execprog 22461 284915 52763 0 3 0x4000082 thrsleep syz-execprog 22461 293345 52763 0 3 0x4000082 thrsleep syz-execprog 22461 163802 52763 0 3 0x4000082 thrsleep syz-execprog 52763 519093 30776 0 3 0x10008a sigsusp ksh 30776 404518 51856 0 3 0x9a kqread sshd 28754 193768 1 0 3 0x100083 ttyin getty 51856 416293 1 0 3 0x88 kqread sshd 83328 470568 50085 74 3 0x1100092 bpf pflogd 50085 512558 1 0 3 0x80 netio pflogd 40097 406792 87668 73 3 0x1100090 kqread syslogd 87668 3330 1 0 3 0x100082 netio syslogd 74636 399225 1 0 3 0x100080 kqread resolvd 16711 186060 85083 77 3 0x100092 kqread dhcpleased 66774 96291 85083 77 3 0x100092 kqread dhcpleased 85083 252183 1 0 3 0x80 kqread dhcpleased 14741 361593 0 0 3 0x14200 bored smr 17859 10633 0 0 2 0x14200 zerothread 74720 503461 0 0 3 0x14200 aiodoned aiodoned 9527 236927 0 0 3 0x14200 syncer update 28826 392843 0 0 3 0x14200 cleaner cleaner 49847 76350 0 0 7 0x14200 reaper 54532 8065 0 0 3 0x14200 pgdaemon pagedaemon 27770 307973 0 0 3 0x14200 bored viomb 19903 344859 0 0 3 0x40014200 acpi0 acpi0 72663 51444 0 0 3 0x40014200 idle1 89294 253316 0 0 3 0x14200 bored softnet 47547 347230 0 0 3 0x14200 bored systqmp 74922 423042 0 0 3 0x14200 bored systq 95156 65780 0 0 3 0x40014200 bored softclock 77869 303897 0 0 3 0x40014200 idle0 1 316760 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks Process 58066 (syz-executor.5) thread 0xffff8000212e6550 (184701) exclusive rwlock pf_lock r = 0 (0xffffffff82968010) #0 witness_lock+0x44d #1 pfioctl+0x4504 #2 VOP_IOCTL+0x96 #3 vn_ioctl+0xbc #4 sys_ioctl+0x4a2 #5 syscall+0x489 #6 Xsyscall+0x128 shared rwlock pfioctl_rw r = 0 (0xffffffff82968070) #0 witness_lock+0x44d #1 pfioctl+0x946 #2 VOP_IOCTL+0x96 #3 vn_ioctl+0xbc #4 sys_ioctl+0x4a2 #5 syscall+0x489 #6 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff82ae5250) #0 witness_lock+0x44d #1 vn_ioctl+0x41 #2 sys_ioctl+0x4a2 #3 syscall+0x489 #4 Xsyscall+0x128 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10173 6473K 6473K 78643K 11263 0 pcb 13 8K 8K 78643K 13 0 rtable 152 4K 4K 78643K 230 0 ifaddr 75 14K 14K 78643K 79 0 counters 56 35K 35K 78643K 56 0 ioctlops 0 0K 4K 78643K 1481 0 mount 1 1K 1K 78643K 1 0 log 0 0K 0K 78643K 5 0 vnodes 1167 73K 73K 78643K 1180 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 1K 78643K 2 0 VM map 2 1K 1K 78643K 2 0 sem 2 0K 0K 78643K 2 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12548 0 file desc 21 77K 97K 78643K 108 0 proc 74 103K 128K 78643K 471 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 45 3K 3K 78643K 45 0 ether_multi 1 0K 0K 78643K 1 0 ISOFS mount 1 32K 32K 78643K 1 0 MSDOSFS mount 1 16K 16K 78643K 1 0 ttys 25 122K 122K 78643K 25 0 exec 0 0K 2K 78643K 607 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 163 73K 73K 78643K 2107 0 UVM aobj 3 2K 2K 78643K 3 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 17 1K 1K 78643K 17 0 temp 56 4714K 4777K 78643K 3326 0 kqueue 12 18K 18K 78643K 25 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 24 0 21 1 0 1 1 0 8 0 rtentry 112 70 0 1 2 0 2 2 0 8 0 unpcb 136 35 0 20 1 0 1 1 0 8 0 syncache 296 5 0 5 1 0 1 1 0 8 1 tcpcb 736 8 0 5 1 0 1 1 0 8 0 arp 120 16 0 0 1 0 1 1 0 8 0 inpcb 312 59 0 52 1 0 1 1 0 8 0 nd6 48 6 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 11 0 0 1 0 1 1 0 8 0 pfstkey 112 11 0 0 1 0 1 1 0 8 0 pfstate 336 11 0 0 1 0 1 1 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 rttmrq 48 4 0 0 1 0 1 1 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 233 0 0 15 0 15 15 0 8 0 art_table 32 234 0 0 2 0 2 2 0 8 0 art_node 16 69 0 4 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1481 0 49 90 0 90 90 0 8 0 ffsino 272 1481 0 49 96 0 96 96 0 8 0 nchpl 144 1745 0 59 63 0 63 63 0 8 0 uvmvnodes 80 1491 0 0 31 0 31 31 0 8 0 vnodes 224 1491 0 0 88 0 88 88 0 8 0 namei 1024 5822 0 5822 2 0 2 2 0 8 2 percpumem 16 40 0 0 1 0 1 1 0 8 0 kstatmem 264 24 0 0 2 0 2 2 0 8 0 scxspl 216 5334 0 5334 2 1 1 2 0 8 1 plimitpl 152 24 0 9 1 0 1 1 0 8 0 sigapl 424 415 0 365 6 0 6 6 0 8 0 knotepl 120 106 0 0 4 0 4 4 0 8 0 kqueuepl 216 21 0 13 1 0 1 1 0 8 0 pipepl 336 135 0 107 3 0 3 3 0 8 0 fdescpl 496 401 0 367 5 0 5 5 0 8 0 filepl 152 1528 0 1392 6 0 6 6 0 8 0 lockfpl 104 6 0 4 1 0 1 1 0 8 0 lockfspl 48 4 0 2 1 0 1 1 0 8 0 sessionpl 144 26 0 9 1 0 1 1 0 8 0 pgrppl 48 26 0 9 1 0 1 1 0 8 0 ucredpl 96 69 0 57 1 0 1 1 0 8 0 zombiepl 144 367 0 365 1 0 1 1 0 8 0 processpl 1064 415 0 365 4 0 4 4 0 8 0 procpl 672 423 0 365 6 0 6 6 0 8 0 sockpl 480 118 0 93 4 0 4 4 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 56 0 0 7 0 7 7 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 232 0 0 14 0 14 14 0 8 0 bufpl 288 3611 0 149 248 0 248 248 0 8 0 anonpl 24 50571 0 45823 44 2 42 42 0 186 11 amapchunkpl 152 4302 0 3980 17 1 16 16 0 158 1 amappl16 200 320 0 238 5 0 5 5 0 8 0 amappl14 184 2 0 1 1 0 1 1 0 8 0 amappl13 176 96 0 84 1 0 1 1 0 8 0 amappl12 168 22 0 19 2 1 1 1 0 8 0 amappl11 160 98 0 76 1 0 1 1 0 8 0 amappl10 152 31 0 27 1 0 1 1 0 8 0 amappl9 144 464 0 461 1 0 1 1 0 8 0 amappl8 136 515 0 484 2 0 2 2 0 8 0 amappl7 128 106 0 96 1 0 1 1 0 8 0 amappl6 120 212 0 195 2 0 2 2 0 8 0 amappl5 112 107 0 92 1 0 1 1 0 8 0 amappl4 104 818 0 784 2 0 2 2 0 8 0 amappl3 96 493 0 446 2 0 2 2 0 8 0 amappl2 88 650 0 584 3 0 3 3 0 8 1 amappl1 80 11546 0 10888 21 1 20 20 0 8 5 amappl 88 1712 0 1606 3 0 3 3 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 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 401 0 367 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 401 0 367 1 0 1 1 0 8 0 vmmpekpl 168 8401 0 8374 2 0 2 2 0 8 0 vmmpepl 168 38319 0 36497 94 0 94 94 0 357 9 vmsppl 368 400 0 366 4 0 4 4 0 8 0 rwobjpl 56 12172 0 9623 41 0 41 41 0 8 4 pdppl 4096 809 0 732 103 18 85 85 0 8 8 pvpl 32 229444 0 220634 247 0 247 247 0 265 172 pmappl 248 400 0 366 3 0 3 3 0 8 0 extentpl 40 58 0 38 1 0 1 1 0 8 0 phpool 112 596 0 21 17 0 17 17 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace db_enter() at db_enter+0x18 witness_checkorder(ffffffff829323b0,9,0) at witness_checkorder+0x10b7 rw_enter_write(ffffffff829323a0) at rw_enter_write+0x5b uvn_io(fffffd806a9ff248,ffff800021355108,1,202,0) at uvn_io+0x418 uvn_get(fffffd806a9ff248,0,ffff8000213551c8,ffff800021355198,0,0,728b7805ddd77fc6,1) at uvn_get+0x1df uvm_fault_lower(ffff800021355330,ffff800021355368,ffff8000213552b0,0) at uvm_fault_lower+0x36c uvm_fault(fffffd807effc5c0,20001000,0,2) at uvm_fault+0x248 kpageflttrap(ffff8000213554c0,20001000) at kpageflttrap+0x209 kerntrap(ffff8000213554c0) at kerntrap+0xef alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b copyout() at copyout+0x53 pfioctl(4900,c0284457,ffff800021355930,1,ffff8000212e6550) at pfioctl+0x4516 VOP_IOCTL(fffffd806f683c68,c0284457,ffff800021355930,1,fffffd807f7d7900,ffff8000212e6550) at VOP_IOCTL+0x96 vn_ioctl(fffffd806e3fb8e8,c0284457,ffff800021355930,ffff8000212e6550) at vn_ioctl+0xbc sys_ioctl(ffff8000212e6550,ffff800021355a48,ffff800021355aa0) at sys_ioctl+0x4a2 syscall(ffff800021355b10) at syscall+0x489 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffdf910, count: -17 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{1}> trace x86_ipi_db(ffff800020ce8ff0) at x86_ipi_db+0x1a x86_ipi_handler() at x86_ipi_handler+0xb7 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff82ae5048) at __mp_lock+0x122 uvm_unmap_detach(ffff8000211357b0,1) at uvm_unmap_detach+0x113 uvm_map_teardown(fffffd806aab5460) at uvm_map_teardown+0x262 uvmspace_free(fffffd806aab5460) at uvmspace_free+0xa6 reaper(ffff8000210f9260) at reaper+0x19a end trace frame: 0x0, count: -8 ddb{1}>