login: 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,ffff8000234c8e00,18) at pf_addr_compare+0x47 sys/net/pf.c:333 end trace frame: 0xffff8000234c8dc0, count: 0 ddb{1}> trace pf_addr_compare(0,ffff8000234c8e00,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000234c8de8,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000b12800,ffff8000234c90b8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000234c90b8,ffff8000234c90c4,29,0,ffff800000b12800) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000b12800,fffffd807cf06b00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d01,ffff8000234c93a8,ffff8000222ae000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000234c9200) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e7115c8,ffff8000234c93a8,11,fffffd807f7b79c0) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8066374570,ffff8000234c93a8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff800021273508,f0,ffff8000234c93a8,0,ffff8000234c9490) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff800021273508,ffff8000234c9440,ffff8000234c9490) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000234c9510) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000234c9510) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5fe5e77a30, count: -13 ddb{1}> show registers rdi 0x18 rsi 0xffffffff8270a410 __sancov_gen_cov_switch_values.133 rbp 0xffff8000234c8cc0 rbx 0x18 rdx 0xffff800000ac5a40 rcx 0x2 rax 0xffff800021273508 r8 0xffffffff819cefab pf_addr_compare+0x3b r9 0x1 r10 0x542013a6c3fd746c r11 0xd495ea354a813df9 r12 0x18 r13 0xffff8000000449c0 r14 0xffff8000234c8e00 r15 0 rip 0xffffffff819cefb7 pf_addr_compare+0x47 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000234c8c70 ss 0x10 pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{1}> show proc PROC (syz-executor.1) pid=421140 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff8000212727e8,0xffffffff828c8868 process=0xffff800021235960 user=0xffff8000234c4000, 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 17285 122127 2055 0 7 0 syz-executor.1 *17285 421140 2055 0 7 0x4000000 syz-executor.1 2055 200432 80544 0 3 0x82 nanoslp syz-executor.1 96492 384134 80544 0 3 0x2 biowait syz-executor.0 80544 502778 48640 0 3 0x82 thrsleep syz-fuzzer 80544 492377 48640 0 3 0x4000082 nanoslp syz-fuzzer 80544 123885 48640 0 3 0x4000082 thrsleep syz-fuzzer 80544 109285 48640 0 3 0x4000082 nanoslp syz-fuzzer 80544 487679 48640 0 3 0x4000082 thrsleep syz-fuzzer 80544 113110 48640 0 3 0x4000082 thrsleep syz-fuzzer 80544 118239 48640 0 3 0x4000082 kqread syz-fuzzer 80544 71251 48640 0 3 0x4000082 thrsleep syz-fuzzer 48640 482198 86016 0 3 0x10008a sigsusp ksh 86016 355958 62641 0 3 0x92 select sshd 5620 408892 1 0 3 0x100083 ttyin getty 62641 216182 1 0 3 0x80 select sshd 3496 205819 51008 74 3 0x100092 bpf pflogd 51008 226455 1 0 3 0x80 netio pflogd 50050 279071 92659 73 3 0x100090 kqread syslogd 92659 291451 1 0 3 0x100082 netio syslogd 72534 509107 1 77 3 0x100090 poll dhclient 93896 380747 1 0 3 0x80 poll dhclient 69865 197191 0 0 3 0x14200 bored smr 79792 91351 0 0 2 0x14200 zerothread 12234 488588 0 0 3 0x14200 aiodoned aiodoned 38122 460941 0 0 3 0x14200 syncer update 50645 457272 0 0 3 0x14200 cleaner cleaner 96959 235743 0 0 3 0x14200 reaper reaper 55375 41154 0 0 3 0x14200 pgdaemon pagedaemon 1382 171484 0 0 3 0x14200 bored crynlk 35409 330124 0 0 3 0x14200 bored crypto 45132 117815 0 0 3 0x14200 bored viomb 22729 157602 0 0 3 0x40014200 acpi0 acpi0 84519 482661 0 0 3 0x40014200 idle1 99109 287120 0 0 3 0x14200 bored softnet 75781 110307 0 0 3 0x14200 bored systqmp 71271 129763 0 0 3 0x14200 bored systq 85735 2187 0 0 3 0x40014200 bored softclock 75140 110265 0 0 3 0x40014200 idle0 1 172327 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 17285 (syz-executor.1) thread 0xffff800021273508 (421140) 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 96492 (syz-executor.0) thread 0xffff800021273ce8 (384134) exclusive rrwlock inode r = 0 (0xfffffd80663370a0) #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 (0xfffffd8066337c50) #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 9481 6416K 6416K 78643K 10571 0 pcb 13 8K 8K 78643K 17 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 1469 0 mount 1 1K 1K 78643K 1 0 vnodes 1216 76K 76K 78643K 1222 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 12598 0 file desc 5 13K 25K 78643K 50 0 sigio 0 0K 0K 78643K 2 0 proc 59 63K 83K 78643K 447 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 19 95K 95K 78643K 19 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 156 28K 28K 78643K 862 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 10 0K 0K 78643K 10 0 temp 65 3971K 4035K 78643K 2071 0 kqueue 3 4K 4K 78643K 3 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 41 0 31 1 0 1 1 0 8 0 syncache 296 4 0 4 1 1 0 1 0 8 0 tcpqe 32 223 0 223 1 0 1 1 0 8 1 tcpcb 736 10 0 6 1 0 1 1 0 8 0 inpcb 296 41 0 34 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 12 0 0 1 0 1 1 0 8 0 pfstkey 112 12 0 0 1 0 1 1 0 8 0 pfstate 328 12 0 0 1 0 1 1 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 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1441 0 37 88 0 88 88 0 8 0 ffsino 272 1441 0 37 95 1 94 94 0 8 0 nchpl 144 1674 0 70 60 0 60 60 0 8 0 uvmvnodes 72 1485 0 0 27 0 27 27 0 8 0 vnodes 224 1485 0 0 88 0 88 88 0 8 0 namei 1024 4322 0 4321 2 1 1 1 0 8 0 percpumem 16 33 0 0 1 0 1 1 0 8 0 scxspl 216 4956 0 4955 9 1 8 8 0 8 7 plimitpl 152 15 0 7 1 0 1 1 0 8 0 sigapl 424 266 0 234 4 0 4 4 0 8 0 futexpl 56 35 0 35 1 0 1 1 0 8 1 knotepl 112 62 0 42 1 0 1 1 0 8 0 kqueuepl 168 2 0 0 1 0 1 1 0 8 0 pipepl 336 86 0 75 2 0 2 2 0 8 1 fdescpl 496 250 0 234 5 2 3 3 0 8 0 filepl 152 1151 0 1049 6 1 5 5 0 8 1 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 144 18 0 7 1 0 1 1 0 8 0 pgrppl 48 18 0 7 1 0 1 1 0 8 0 ucredpl 96 53 0 44 1 0 1 1 0 8 0 zombiepl 144 234 0 234 2 1 1 1 0 8 1 processpl 1080 266 0 234 3 0 3 3 0 8 0 procpl 672 290 0 250 5 1 4 4 0 8 0 sockpl 432 101 0 82 3 0 3 3 0 8 0 mcl64k 65536 1 0 0 1 0 1 1 0 8 0 mcl9k 9216 1 0 0 1 0 1 1 0 8 0 mcl4k 4096 3 0 0 1 0 1 1 0 8 0 mcl2k 2048 194 0 0 24 0 24 24 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 215 0 0 13 0 13 13 0 8 0 bufpl 280 3350 0 180 227 0 227 227 0 8 0 anonpl 24 47602 0 22989 150 1 149 149 0 186 0 amapchunkpl 152 1560 0 1016 25 1 24 24 0 158 2 amappl16 200 1158 0 154 53 0 53 53 0 8 0 amappl15 192 19 0 14 1 0 1 1 0 8 0 amappl14 184 25 0 19 1 0 1 1 0 8 0 amappl13 176 28 0 25 1 0 1 1 0 8 0 amappl12 168 5 0 4 2 1 1 1 0 8 0 amappl11 160 57 0 40 1 0 1 1 0 8 0 amappl10 152 14 0 10 1 0 1 1 0 8 0 amappl9 144 289 0 288 2 1 1 1 0 8 0 amappl8 136 166 0 124 2 0 2 2 0 8 0 amappl7 128 243 0 236 1 0 1 1 0 8 0 amappl6 120 66 0 57 1 0 1 1 0 8 0 amappl5 112 399 0 378 1 0 1 1 0 8 0 amappl4 104 281 0 256 1 0 1 1 0 8 0 amappl3 96 128 0 120 1 0 1 1 0 8 0 amappl2 88 1112 0 1041 3 1 2 3 0 8 0 amappl1 80 16183 0 15703 26 12 14 21 0 8 2 amappl 88 602 0 500 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 64 2 0 0 1 0 1 1 0 8 0 uaddrrnd 24 250 0 234 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 250 0 234 1 0 1 1 0 8 0 vmmpekpl 168 6169 0 6140 2 0 2 2 0 8 0 vmmpepl 168 39667 0 37409 151 10 141 141 0 357 42 vmsppl 368 249 0 234 2 0 2 2 0 8 0 rwobjpl 56 10680 0 8929 32 5 27 27 0 8 1 pdppl 4096 507 0 468 63 18 45 45 0 8 6 pvpl 32 146437 0 118798 228 0 228 228 0 265 3 pmappl 232 249 0 234 2 0 2 2 0 8 1 extentpl 40 58 0 40 1 0 1 1 0 8 0 phpool 112 313 0 23 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+0x122 __mp_lock_spin sys/kern/kern_lock.c:116 [inline] __mp_lock(ffffffff828b9d20) at __mp_lock+0x122 sys/kern/kern_lock.c:147 intr_handler(ffff8000234c3920,ffff800000255c80) at intr_handler+0x5e sys/arch/amd64/amd64/intr.c:532 Xintr_ioapic_edge19_untramp() at Xintr_ioapic_edge19_untramp+0x18f end of kernel end trace frame: 0x7f7ffffc20d0, count: -6 ddb{0}> machine ddbcpu 1 Stopped at pf_addr_compare+0x47: movl 0xc(%r15),%r12d ddb{1}> trace pf_addr_compare(0,ffff8000234c8e00,18) at pf_addr_compare+0x47 sys/net/pf.c:333 pflog_packet(ffff8000234c8de8,8,ffffffff828bff88,0,0,0) at pflog_packet+0x3e7 sys/net/if_pflog.c:236 pf_test(18,1,ffff800000b12800,ffff8000234c90b8) at pf_test+0xfd2 sys/net/pf.c:7206 ip6_input_if(ffff8000234c90b8,ffff8000234c90c4,29,0,ffff800000b12800) at ip6_input_if+0x945 sys/netinet6/ip6_input.c:300 ipv6_input(ffff800000b12800,fffffd807cf06b00) at ipv6_input+0x48 sys/netinet6/ip6_input.c:171 tun_dev_write(5d01,ffff8000234c93a8,ffff8000222ae000,2) at tun_dev_write+0x204 sys/net/if_tun.c:870 spec_write(ffff8000234c9200) at spec_write+0xd4 sys/kern/spec_vnops.c:309 VOP_WRITE(fffffd806e7115c8,ffff8000234c93a8,11,fffffd807f7b79c0) at VOP_WRITE+0xc6 sys/kern/vfs_vops.c:274 vn_write(fffffd8066374570,ffff8000234c93a8,0) at vn_write+0x14e sys/kern/vfs_vnops.c:414 dofilewritev(ffff800021273508,f0,ffff8000234c93a8,0,ffff8000234c9490) at dofilewritev+0x1ab sys/kern/sys_generic.c:365 sys_write(ffff800021273508,ffff8000234c9440,ffff8000234c9490) at sys_write+0x83 sys/kern/sys_generic.c:285 syscall(ffff8000234c9510) at syscall+0x4a1 mi_syscall sys/sys/syscall_mi.h:102 [inline] syscall(ffff8000234c9510) at syscall+0x4a1 sys/arch/amd64/amd64/trap.c:590 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe5fe5e77a30, count: -13