uvm_fault(0xfffffd8008492450, 0xc, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic kernel page fault uvm_fault(0xfffffd8008492450, 0xc, 0, 1) -> e pf_addr_compare(0,ffff8000222c5130,18) at pf_addr_compare+0x47 sys/net/pf.c:333 end trace frame: 0xffff8000222c50f0, count: 0 ddb{1}> trace pf_addr_compare(0,ffff8000222c5130,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000222c5118,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000ae5000,ffff8000222c53e8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000222c53e8,ffff8000222c53f4,29,0,ffff800000ae5000) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000ae5000,fffffd806dc64700) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d00,ffff8000222c56d8,ffff8000212b0000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000222c5530) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e274328,ffff8000222c56d8,11,fffffd807f7b7840) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8069c04ef8,ffff8000222c56d8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002123c000,f0,ffff8000222c56d8,0,ffff8000222c57c0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff80002123c000,ffff8000222c5770,ffff8000222c57c0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000222c5840) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222c5840) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x70108ba3ac0, count: -13 ddb{1}> show registers rdi 0x18 rsi 0xffffffff8270a410 __sancov_gen_cov_switch_values.133 rbp 0xffff8000222c4ff0 rbx 0x18 rdx 0xffff800000afaf80 rcx 0x2 rax 0xffff80002123c000 r8 0xffffffff819cefab pf_addr_compare+0x3b r9 0x1 r10 0x80d73207c61f5768 r11 0x6b1da719489ed574 r12 0x18 r13 0xffff800000044880 r14 0xffff8000222c5130 r15 0 rip 0xffffffff819cefb7 pf_addr_compare+0x47 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000222c4fa0 ss 0x10 pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{1}> show proc PROC (syz-executor.0) pid=45734 stat=onproc flags process=0 proc=4000000 pri=82, usrpri=82, nice=20 forw=0xffffffffffffffff, list=0xffff80002123ca80,0xffffffff828c8868 process=0xffff800021235960 user=0xffff8000222c0000, vmspace=0xfffffd8008492450 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 15930 40570 36424 0 7 0 syz-executor.0 *15930 45734 36424 0 7 0x4000000 syz-executor.0 41551 403701 97571 0 3 0x2 biowait syz-executor.1 36424 299006 97571 0 3 0x82 nanoslp syz-executor.0 97571 142464 56421 0 3 0x82 thrsleep syz-fuzzer 97571 194374 56421 0 3 0x4000082 nanoslp syz-fuzzer 97571 32922 56421 0 3 0x4000082 thrsleep syz-fuzzer 97571 68791 56421 0 3 0x4000082 thrsleep syz-fuzzer 97571 243398 56421 0 3 0x4000082 nanoslp syz-fuzzer 97571 290154 56421 0 3 0x4000082 thrsleep syz-fuzzer 97571 68531 56421 0 3 0x4000082 thrsleep syz-fuzzer 97571 427520 56421 0 3 0x4000082 kqread syz-fuzzer 56421 195020 50658 0 3 0x10008a sigsusp ksh 50658 82444 56008 0 3 0x92 select sshd 48064 390715 1 0 3 0x100083 ttyin getty 56008 450390 1 0 3 0x80 select sshd 75935 221420 3611 74 3 0x100092 bpf pflogd 3611 124272 1 0 3 0x80 netio pflogd 92419 321375 16205 73 3 0x100090 kqread syslogd 16205 83371 1 0 3 0x100082 netio syslogd 42554 39574 1 77 3 0x100090 poll dhclient 32111 8773 1 0 3 0x80 poll dhclient 2222 476919 0 0 3 0x14200 bored smr 29089 173865 0 0 2 0x14200 zerothread 80390 467424 0 0 3 0x14200 aiodoned aiodoned 44756 176533 0 0 3 0x14200 syncer update 63235 233676 0 0 3 0x14200 cleaner cleaner 77569 516159 0 0 3 0x14200 reaper reaper 7529 208111 0 0 3 0x14200 pgdaemon pagedaemon 2901 393698 0 0 3 0x14200 bored crynlk 92989 466949 0 0 3 0x14200 bored crypto 58976 31863 0 0 3 0x14200 bored viomb 64394 228040 0 0 3 0x40014200 acpi0 acpi0 16769 265800 0 0 3 0x40014200 idle1 31322 356737 0 0 3 0x14200 bored softnet 88434 343471 0 0 3 0x14200 bored systqmp 45403 336360 0 0 3 0x14200 bored systq 98984 37744 0 0 3 0x40014200 bored softclock 15235 60163 0 0 3 0x40014200 idle0 1 134543 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 15930 (syz-executor.0) thread 0xffff80002123c000 (45734) exclusive rwlock netlock r = 0 (0xffffffff826b8e70) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 tun_dev_write+0x1f9 sys/net/if_tun.c:869 #2 spec_write+0xd4 sys/kern/spec_vnops.c:309 #3 VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 #4 vn_write+0x14e sys/kern/vfs_vnops.c:414 #5 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #6 sys_write+0x83 sys/kern/sys_generic.c:285 #7 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #7 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #8 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 1 (0xffffffff828b9f28) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 vn_write+0x42 sys/kern/vfs_vnops.c:399 #2 dofilewritev+0x1ab sys/kern/sys_generic.c:365 #3 sys_write+0x83 sys/kern/sys_generic.c:285 #4 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #4 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #5 Xsyscall+0x128 Process 41551 (syz-executor.1) thread 0xffff80002123d260 (403701) exclusive rrwlock inode r = 0 (0xfffffd806b0d42b8) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 rw_enter+0x443 sys/kern/kern_rwlock.c:312 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:463 #3 ufs_ihashins+0x45 sys/ufs/ufs/ufs_ihash.c:140 #4 ffs_vget+0x135 sys/ufs/ffs/ffs_vfsops.c:1350 #5 ffs_inode_alloc+0x1e1 sys/ufs/ffs/ffs_alloc.c:394 #6 ufs_mkdir+0xf4 sys/ufs/ufs/ufs_vnops.c:1162 #7 VOP_MKDIR+0xc6 sys/kern/vfs_vops.c:459 #8 domkdirat+0x121 sys/kern/vfs_syscalls.c:3064 #9 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #9 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #10 Xsyscall+0x128 exclusive rrwlock inode r = 0 (0xfffffd806b0d4b38) #0 witness_lock+0x4b0 stacktrace_save sys/sys/stacktrace.h:36 [inline] #0 witness_lock+0x4b0 sys/kern/subr_witness.c:1176 #1 rw_enter+0x443 sys/kern/kern_rwlock.c:312 #2 rrw_enter+0x88 sys/kern/kern_rwlock.c:463 #3 VOP_LOCK+0x4b sys/kern/vfs_vops.c:614 #4 vn_lock+0x6c sys/kern/vfs_vnops.c:575 #5 vfs_lookup+0xe6 sys/kern/vfs_lookup.c:419 #6 namei+0x5f7 sys/kern/vfs_lookup.c:249 #7 domkdirat+0x75 sys/kern/vfs_syscalls.c:3049 #8 syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] #8 syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 9490 6428K 6441K 78643K 12959 0 pcb 13 8K 8K 78643K 146 0 rtable 105 3K 3K 78643K 199 0 ifaddr 44 10K 10K 78643K 45 0 counters 44 34K 34K 78643K 44 0 ioctlops 0 0K 4K 78643K 1672 0 iov 0 0K 8K 78643K 513 0 mount 1 1K 1K 78643K 1 0 vnodes 1219 77K 77K 78643K 1831 0 UFS quota 1 32K 32K 78643K 1 0 UFS mount 5 36K 36K 78643K 5 0 shm 2 1K 5K 78643K 142 0 VM map 2 1K 1K 78643K 2 0 sem 12 0K 0K 78643K 451 0 dirhash 12 2K 2K 78643K 12 0 ACPI 1697 195K 286K 78643K 12598 0 file desc 5 13K 25K 78643K 24370 0 sigio 0 0K 0K 78643K 1005 0 proc 60 63K 95K 78643K 448 0 subproc 32 2K 2K 78643K 34 0 NFS srvsock 1 0K 0K 78643K 1 0 NFS daemon 1 16K 16K 78643K 1 0 in_multi 33 2K 2K 78643K 33 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 37 175K 175K 78643K 37 0 exec 0 0K 2K 78643K 358 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 150 26K 26K 78643K 53489 0 UVM aobj 131 4K 4K 78643K 131 0 memdesc 1 4K 4K 78643K 1 0 crypto data 1 1K 1K 78643K 1 0 NDP 6 0K 0K 78643K 10 0 temp 107 3985K 4049K 78643K 51972 0 kqueue 3 4K 5K 78643K 95 0 SYN cache 2 16K 16K 78643K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 6 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 120 19 0 17 1 0 1 1 0 8 0 rtentry 112 45 0 1 2 0 2 2 0 8 0 unpcb 120 3861 0 3851 1 0 1 1 0 8 0 syncache 296 4 0 4 1 1 0 1 0 8 0 tcpcb 736 766 0 762 8 7 1 5 0 8 0 inpcb 296 1176 0 1169 1 0 1 1 0 8 0 nd6 48 6 0 0 1 0 1 1 0 8 0 kcovpl 48 2 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 14 0 12 1 0 1 1 0 8 0 pfstkey 112 14 0 12 1 0 1 1 0 8 0 pfstate 328 14 0 12 2 1 1 2 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 188 0 0 12 0 12 12 0 8 0 art_table 32 189 0 0 2 0 2 2 0 8 0 art_node 16 44 0 4 1 0 1 1 0 8 0 sysvmsgpl 40 35 0 35 2 2 0 1 0 8 0 semapl 112 449 0 439 1 0 1 1 0 8 0 shmpl 112 128 0 0 4 0 4 4 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 25862 0 24458 88 0 88 88 0 8 0 ffsino 272 25862 0 24458 94 0 94 94 0 8 0 nchpl 144 52111 0 50507 60 0 60 60 0 8 0 uvmvnodes 72 5926 0 0 108 0 108 108 0 8 0 vnodes 224 5926 0 0 349 0 349 349 0 8 0 namei 1024 128159 0 128158 1 0 1 1 0 8 0 percpumem 16 33 0 0 1 0 1 1 0 8 0 scxspl 216 151339 0 151338 9 8 1 8 0 8 0 plimitpl 152 15 0 7 1 0 1 1 0 8 0 sigapl 424 24586 0 24554 4 0 4 4 0 8 0 futexpl 56 85637 0 85637 1 0 1 1 0 8 1 knotepl 112 154 0 134 1 0 1 1 0 8 0 kqueuepl 168 1437 0 1397 2 0 2 2 0 8 0 pipepl 336 13814 0 13803 26 24 2 3 0 8 1 fdescpl 496 24570 0 24554 3 0 3 3 0 8 0 filepl 152 74557 0 74455 21 15 6 6 0 8 1 lockfpl 104 2901 0 2900 1 0 1 1 0 8 0 lockfspl 48 1129 0 1128 1 0 1 1 0 8 0 sessionpl 144 18 0 7 1 0 1 1 0 8 0 pgrppl 48 953 0 942 1 0 1 1 0 8 0 ucredpl 96 2935 0 2926 1 0 1 1 0 8 0 zombiepl 144 24554 0 24554 1 0 1 1 0 8 1 processpl 1080 24586 0 24554 3 0 3 3 0 8 0 procpl 672 52919 0 52879 5 1 4 5 0 8 0 sockpl 432 5056 0 5037 7 4 3 4 0 8 0 mcl64k 65536 8 0 0 1 0 1 1 0 8 0 mcl16k 16384 6 0 0 1 0 1 1 0 8 0 mcl12k 12288 33 0 0 2 0 2 2 0 8 0 mcl9k 9216 49 0 0 3 1 2 2 0 8 0 mcl8k 8192 17 0 0 3 0 3 3 0 8 0 mcl4k 4096 17 0 0 3 0 3 3 0 8 0 mcl2k2 2112 5 0 0 1 0 1 1 0 8 0 mcl2k 2048 152 0 0 13 0 13 13 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 806 0 0 14 0 14 14 0 8 0 bufpl 280 27673 0 21426 447 0 447 447 0 8 0 anonpl 24 1478294 0 1473354 35 4 31 32 0 186 0 amapchunkpl 152 82133 0 81963 9 2 7 7 0 158 0 amappl16 200 74916 0 74765 18 9 9 9 0 8 1 amappl15 192 2 0 0 1 0 1 1 0 8 0 amappl14 184 24 0 20 1 0 1 1 0 8 0 amappl13 176 26 0 24 1 0 1 1 0 8 0 amappl12 168 12022 0 12019 2 1 1 1 0 8 0 amappl11 160 61 0 43 1 0 1 1 0 8 0 amappl10 152 19 0 14 1 0 1 1 0 8 0 amappl9 144 285 0 285 1 1 0 1 0 8 0 amappl8 136 25129 0 25034 4 0 4 4 0 8 0 amappl7 128 248 0 238 1 0 1 1 0 8 0 amappl6 120 63 0 55 1 0 1 1 0 8 0 amappl5 112 12768 0 12751 1 0 1 1 0 8 0 amappl4 104 12298 0 12271 1 0 1 1 0 8 0 amappl3 96 715 0 708 1 0 1 1 0 8 0 amappl2 88 208105 0 208031 3 1 2 3 0 8 0 amappl1 80 643292 0 642818 27 15 12 21 0 8 0 amappl 88 53164 0 53111 2 0 2 2 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 64 130 0 0 3 0 3 3 0 8 0 uaddrrnd 24 24570 0 24554 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 24570 0 24554 1 0 1 1 0 8 0 vmmpekpl 168 193463 0 193433 2 0 2 2 0 8 0 vmmpepl 168 2966470 0 2965050 142 74 68 77 0 357 1 vmsppl 368 24569 0 24554 2 0 2 2 0 8 0 rwobjpl 56 589374 0 588479 37 23 14 19 0 8 0 pdppl 4096 49147 0 49108 57 16 41 45 0 8 2 pvpl 32 4987992 0 4980047 198 127 71 117 0 265 2 pmappl 232 24569 0 24554 2 1 1 2 0 8 0 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 332 0 50 9 0 9 9 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x1a: addq $0x8,%rsp ddb{0}> trace x86_ipi_db(ffffffff82771ff0) at x86_ipi_db+0x1a sys/arch/amd64/amd64/db_interface.c:352 x86_ipi_handler() at x86_ipi_handler+0xb7 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x23 __mp_lock(ffffffff828b9d20) at __mp_lock+0x129 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828b9d20) at __mp_lock+0x129 sys/kern/kern_lock.c:147 intr_handler(ffff800021218710,ffff80000006a400) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge17_untramp() at Xintr_ioapic_edge17_untramp+0x18f end of kernel end trace frame: 0x7f7fffffa590, count: -6 ddb{0}> machine ddbcpu 1 Stopped at pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{1}> trace pf_addr_compare(0,ffff8000222c5130,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000222c5118,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000ae5000,ffff8000222c53e8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000222c53e8,ffff8000222c53f4,29,0,ffff800000ae5000) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000ae5000,fffffd806dc64700) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d00,ffff8000222c56d8,ffff8000212b0000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000222c5530) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e274328,ffff8000222c56d8,11,fffffd807f7b7840) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8069c04ef8,ffff8000222c56d8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff80002123c000,f0,ffff8000222c56d8,0,ffff8000222c57c0) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff80002123c000,ffff8000222c5770,ffff8000222c57c0) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000222c5840) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000222c5840) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x70108ba3ac0, count: -13