Warning: Permanently added '10.128.0.238' (ED25519) to the list of known hosts. 2025/08/25 13:15:14 ignoring optional flag "type"="gce" 2025/08/25 13:15:14 parsed 1 programs 2025/08/25 13:15:15 executed programs: 0 vnd0: sloppy read from proc 45659 (syz-executor.0): blkno 0 bcount 4204528 2025/08/25 13:15:20 executed programs: 686 2025/08/25 13:15:25 executed programs: 1463 2025/08/25 13:15:30 executed programs: 2253 2025/08/25 13:15:35 executed programs: 3054 uvm_fault(0xffffffff8392ae80, 0xffff800024742004, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ufs_lookup+0x623: movzwl 0x4(%r15,%r14,1),%ebx TID PID UID PRFLAGS PFLAGS CPU COMMAND *473261 14271 0 0 0x4000000 1K syz-executor.0 206667 61881 0 0x2 0x4000001 0 syz-execprog ufs_lookup() at ufs_lookup+0x623 VOP_LOOKUP(fffffd80741d07a0,ffff80002a33ad60,ffff80002a33ad90) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a33ad30) at vfs_lookup+0x93a namei(ffff80002a33ad30) at namei+0x7ca vn_open(ffff80002a33ad30,201,0) at vn_open+0x1f1 doopenat(ffff80002a3a7500,ffffff9c,20000200,200,0,ffff80002a33aee0) at doopenat+0x35b syscall(ffff80002a33af90) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1cf516023b0, count: 7 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}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xffffffff8392ae80, 0xffff800024742004, 0, 1) -> d ddb{1}> trace ufs_lookup() at ufs_lookup+0x623 VOP_LOOKUP(fffffd80741d07a0,ffff80002a33ad60,ffff80002a33ad90) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a33ad30) at vfs_lookup+0x93a namei(ffff80002a33ad30) at namei+0x7ca vn_open(ffff80002a33ad30,201,0) at vn_open+0x1f1 doopenat(ffff80002a3a7500,ffffff9c,20000200,200,0,ffff80002a33aee0) at doopenat+0x35b syscall(ffff80002a33af90) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1cf516023b0, count: -8 ddb{1}> show registers rdi 0 rsi 0x2 rbp 0xffff80002a33a9a0 rbx 0 rdx 0xfffffd807484a060 rcx 0xffffffff rax 0xffffffff r8 0xffffffffffffffff r9 0xfffffd80097fb750 r10 0xaddf229dfd46647a r11 0x96ecd2ed5ddd0229 r12 0xfffffd806ab4fc38 r13 0 r14 0 r15 0xffff800024742000 rip 0xffffffff815a6c33 ufs_lookup+0x623 cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff80002a33a8b0 ss 0x10 ufs_lookup+0x623: movzwl 0x4(%r15,%r14,1),%ebx ddb{1}> show proc PROC (syz-executor.0) tid=473261 pid=14271 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=80, usrpri=86, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a3a7cc8,0xffff80002a3a77a8 process=0xffff80002a3889c8 user=0xffff80002a336000, vmspace=0xfffffd80739ad5d8 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 27216 120003 64410 0 2 0 syz-executor.2 1822 454057 28194 0 2 0 syz-executor.5 1822 263207 28194 0 2 0x4000000 syz-executor.5 14271 153862 33250 0 2 0 syz-executor.0 *14271 473261 33250 0 7 0x4000000 syz-executor.0 27499 218050 42950 0 2 0 syz-executor.7 29072 367213 61881 0 3 0x82 piperd syz-executor.3 97309 395271 61881 0 3 0x10000082 nanoslp syz-executor.6 33501 185037 61881 0 3 0x10000082 nanoslp syz-executor.4 28194 247920 61881 0 3 0x82 nanoslp syz-executor.5 42950 481875 61881 0 3 0x82 nanoslp syz-executor.7 64410 121258 61881 0 3 0x82 nanoslp syz-executor.2 33250 31270 61881 0 3 0x82 nanoslp syz-executor.0 80054 34209 61881 0 2 0x2 syz-executor.1 61881 166138 93051 0 3 0x82 thrsleep syz-execprog 61881 401648 93051 0 3 0x4000082 nanoslp syz-execprog 61881 506597 93051 0 3 0x4000082 wait syz-execprog 61881 188532 93051 0 3 0x4000082 wait syz-execprog 61881 452410 93051 0 3 0x4000082 wait syz-execprog 61881 213919 93051 0 3 0x4000082 thrsleep syz-execprog 61881 477567 93051 0 3 0x4000082 wait syz-execprog 61881 439067 93051 0 3 0x4000082 wait syz-execprog 61881 508612 93051 0 3 0x4000082 wait syz-execprog 61881 340606 93051 0 3 0x4000082 wait syz-execprog 61881 121534 93051 0 3 0x4000082 thrsleep syz-execprog 61881 230991 93051 0 3 0x4000082 wait syz-execprog 61881 33935 93051 0 3 0x4000082 thrsleep syz-execprog 61881 315826 93051 0 3 0x4000082 thrsleep syz-execprog 61881 206667 93051 0 7 0x4000003 syz-execprog 61881 330072 93051 0 3 0x4000082 thrsleep syz-execprog 93051 70085 16432 0 3 0x10008a sigsusp ksh 16432 188661 34980 0 3 0x98 kqread sshd-session 34980 363893 81696 0 3 0x92 kqread sshd-session 51036 350140 1 0 3 0x100083 ttyin getty 81696 213806 1 0 3 0x88 kqread sshd 33303 364420 25832 74 3 0x1100092 bpf pflogd 25832 205939 1 0 3 0x80 sbwait pflogd 16575 336035 7370 73 3 0x1100090 kqread syslogd 7370 167544 1 0 3 0x100082 sbwait syslogd 27160 331764 1 0 3 0x100080 kqread resolvd 65107 500126 61578 77 3 0x100092 kqread dhcpleased 93269 346628 61578 77 3 0x100092 kqread dhcpleased 61578 69849 1 0 3 0x80 kqread dhcpleased 5918 244152 0 0 3 0x14200 bored smr 73999 277527 0 0 2 0x14200 zerothread 30537 332632 0 0 3 0x14200 aiodoned aiodoned 57203 27898 0 0 3 0x14200 syncer update 1223 367188 0 0 3 0x14200 cleaner cleaner 68935 127819 0 0 3 0x14200 reaper reaper 33927 483892 0 0 3 0x14200 pgdaemon pagedaemon 2479 438299 0 0 3 0x14200 bored viomb 81608 12056 0 0 3 0x40014200 acpi0 acpi0 54242 312663 0 0 3 0x40014200 idle1 67944 249796 0 0 3 0x14200 bored softnet7 77765 187492 0 0 3 0x14200 bored softnet6 73308 409873 0 0 3 0x14200 bored softnet5 54278 466033 0 0 3 0x14200 bored softnet4 23031 325806 0 0 3 0x14200 bored softnet3 11381 153180 0 0 3 0x14200 bored softnet2 46082 387040 0 0 3 0x14200 bored softnet1 85940 482076 0 0 3 0x14200 bored softnet0 74309 476078 0 0 3 0x14200 bored systqmp 61048 38759 0 0 3 0x14200 bored systq 28218 20760 0 0 3 0x14200 tmoslp softclockmp 70504 313509 0 0 3 0x40014200 tmoslp softclock 97444 459823 0 0 3 0x40014200 idle0 1 66501 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 14271 (syz-executor.0) thread 0xffff80002a3a7500 (473261) exclusive rrwlock inode r = 0 (0xfffffd8076b81490) #0 witness_lock+0x5f1 #1 rw_do_enter_write+0x419 #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa3 #4 vn_lock+0xa4 #5 vfs_lookup+0x11c #6 namei+0x7ca #7 vn_open+0x1f1 #8 doopenat+0x35b #9 syscall+0xbd4 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff838c2c90) #0 witness_lock+0x5f1 #1 doopenat+0x345 #2 syscall+0xbd4 #3 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10193 11023K 11023K 166960K 11274 0 pcb 17 12K 12K 166960K 17 0 rtable 205 5K 5K 166960K 279 0 pf 34 17K 18K 166960K 48 0 ifaddr 43 7K 7K 166960K 49 0 ifgroup 55 2K 2K 166960K 60 0 sysctl 1 1K 9K 166960K 5 0 counters 68 36K 36K 166960K 70 0 ioctlops 0 0K 4K 166960K 1484 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1264 80K 80K 166960K 1284 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 1K 166960K 2 0 VM map 2 1K 1K 166960K 2 0 sem 2 0K 0K 166960K 2 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 14 49K 93K 166960K 3224 0 proc 69 115K 164K 166960K 556 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 in_multi 99 7K 7K 166960K 110 0 ether_multi 1 0K 0K 166960K 1 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 25 122K 122K 166960K 25 0 exec 0 0K 1K 166960K 441 0 fusefs mount 1 32K 32K 166960K 1 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 262 170K 224K 166960K 27403 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 40 80K 112K 166960K 4652 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 12 0K 2K 166960K 31 0 temp 3 8636K 8708K 166960K 40493 0 kqueue 13 20K 20K 166960K 45 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 26 0 0 1 0 1 1 0 8 0 rtpcb 120 38 0 35 1 0 1 1 0 8 0 rtentry 176 104 0 10 6 1 5 5 0 8 0 unpcb 144 69 0 52 1 0 1 1 0 8 0 syncache 336 9 0 9 2 2 0 1 0 8 0 tcpcb 736 11 0 8 1 0 1 1 0 8 0 arp 128 11 0 1 1 0 1 1 0 8 0 inpcb 328 70 0 64 1 0 1 1 0 8 0 nd6 144 18 0 2 2 1 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 28 0 4 1 0 1 1 0 8 0 pfstkey 128 28 0 4 1 0 1 1 0 8 0 pfstate 384 28 0 4 3 0 3 3 0 8 0 pfrule 1344 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 256 482 0 46 31 3 28 28 0 8 0 art_table 40 483 0 46 6 1 5 5 0 8 0 art_node 32 104 0 20 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 7758 0 4966 175 0 175 175 0 8 0 ffsino 296 7758 0 4966 215 0 215 215 0 8 0 nchpl 144 14186 0 12395 67 0 67 67 0 8 0 uvmvnodes 80 6141 0 0 126 0 126 126 0 8 0 vnodes 216 6141 0 0 342 0 342 342 0 8 0 namei 1024 35510 0 35509 4 3 1 2 0 8 0 percpumem 16 50 0 1 1 0 1 1 0 8 0 kstatmem 264 28 0 2 2 0 2 2 0 8 0 scxspl 216 39295 0 39295 10 9 1 8 1 8 1 plimitpl 152 59 0 42 1 0 1 1 0 8 0 sigapl 424 3593 0 3541 8 1 7 7 0 8 0 knotepl 120 119 0 0 4 0 4 4 0 8 0 kqueuepl 224 41 0 32 1 0 1 1 0 8 0 pipepl 344 181 0 153 5 2 3 3 0 8 0 fdescpl 528 3571 0 3543 4 1 3 3 0 8 0 filepl 160 11433 0 11294 9 2 7 7 0 8 1 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 35 0 18 1 0 1 1 0 8 0 pgrppl 48 35 0 18 1 0 1 1 0 8 0 ucredpl 104 154 0 140 1 0 1 1 0 8 0 zombiepl 144 3543 0 3541 2 1 1 1 0 8 0 processpl 1232 3593 0 3541 6 1 5 5 0 8 0 procpl 664 6712 0 6643 9 2 7 7 0 8 0 sockpl 752 177 0 151 4 1 3 4 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 133 0 0 15 0 15 15 0 8 0 mcl2k 2048 34 0 0 5 0 5 5 0 8 0 mtagpl 96 1 0 0 1 0 1 1 0 8 0 mbufpl 256 200 0 0 11 0 11 11 0 8 0 bufpl 280 11279 0 5067 444 0 444 444 0 8 0 anonpl 32 8752 0 0 73 2 71 72 0 246 0 amapchunkpl 152 91142 0 90575 44 17 27 28 0 158 4 amappl16 200 7521 0 7430 9 3 6 6 0 8 1 amappl15 192 28 0 28 2 2 0 1 0 8 0 amappl14 184 239 0 223 3 1 2 2 0 8 0 amappl13 176 10 0 10 2 2 0 1 0 8 0 amappl12 168 4285 0 4258 4 2 2 2 0 8 0 amappl11 160 65 0 51 1 0 1 1 0 8 0 amappl10 152 113 0 102 2 1 1 1 0 8 0 amappl9 144 1009 0 1009 3 3 0 1 0 8 0 amappl8 136 196 0 156 2 0 2 2 0 8 0 amappl7 128 224 0 205 3 1 2 2 0 8 0 amappl6 120 331 0 326 2 1 1 1 0 8 0 amappl5 112 245 0 235 1 0 1 1 0 8 0 amappl4 104 583 0 557 3 2 1 2 0 8 0 amappl3 96 17543 0 17470 6 3 3 3 0 8 1 amappl2 88 4213 0 4134 6 3 3 4 0 8 0 amappl1 80 28740 0 28138 34 20 14 24 0 8 0 amappl 88 26216 0 26060 9 4 5 5 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 3571 0 3543 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 3571 0 3543 1 0 1 1 0 8 0 vmmpekpl 168 24455 0 24404 3 0 3 3 0 8 0 vmmpepl 168 196875 0 194978 137 26 111 127 0 357 21 vmsppl 488 3570 0 3543 6 2 4 5 0 8 0 rwobjpl 80 59189 0 52016 162 15 147 147 0 8 0 pdppl 4096 7150 0 7086 140 68 72 86 0 8 8 pvpl 32 47148 0 0 381 0 381 381 0 265 0 pmappl 256 3570 0 3543 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 395 0 78 10 0 10 10 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff837ccff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff838c2a88) at __mp_lock+0x199 softintr_dispatch(0) at softintr_dispatch+0x125 dosoftint(0) at dosoftint+0x54 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff838c2a88) at __mp_lock+0x192 ktrsysret(ffff80002a3a62d8,3,23,ffff80002a483b10) at ktrsysret+0xde syscall(ffff80002a483bc0) at syscall+0xa50 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2c132f090, count: 4 ddb{0}> trace x86_ipi_db(ffffffff837ccff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff838c2a88) at __mp_lock+0x199 softintr_dispatch(0) at softintr_dispatch+0x125 dosoftint(0) at dosoftint+0x54 Xsoftclock() at Xsoftclock+0x27 __mp_lock(ffffffff838c2a88) at __mp_lock+0x192 ktrsysret(ffff80002a3a62d8,3,23,ffff80002a483b10) at ktrsysret+0xde syscall(ffff80002a483bc0) at syscall+0xa50 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x2c132f090, count: -11 ddb{0}> machine ddbcpu 1 Stopped at ufs_lookup+0x623: movzwl 0x4(%r15,%r14,1),%ebx ufs_lookup() at ufs_lookup+0x623 VOP_LOOKUP(fffffd80741d07a0,ffff80002a33ad60,ffff80002a33ad90) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a33ad30) at vfs_lookup+0x93a namei(ffff80002a33ad30) at namei+0x7ca vn_open(ffff80002a33ad30,201,0) at vn_open+0x1f1 doopenat(ffff80002a3a7500,ffffff9c,20000200,200,0,ffff80002a33aee0) at doopenat+0x35b syscall(ffff80002a33af90) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1cf516023b0, count: 7 ddb{1}> trace ufs_lookup() at ufs_lookup+0x623 VOP_LOOKUP(fffffd80741d07a0,ffff80002a33ad60,ffff80002a33ad90) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a33ad30) at vfs_lookup+0x93a namei(ffff80002a33ad30) at namei+0x7ca vn_open(ffff80002a33ad30,201,0) at vn_open+0x1f1 doopenat(ffff80002a3a7500,ffffff9c,20000200,200,0,ffff80002a33aee0) at doopenat+0x35b syscall(ffff80002a33af90) at syscall+0xbd4 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x1cf516023b0, count: -8