Warning: Permanently added '10.128.1.148' (ED25519) to the list of known hosts. 2025/01/27 11:24:53 ignoring optional flag "sandboxArg"="0" 2025/01/27 11:24:53 ignoring optional flag "type"="gce" 2025/01/27 11:24:53 parsed 1 programs 2025/01/27 11:24:55 executed programs: 0 vnd0: sloppy read from proc 25164 (syz-executor.1): blkno 0 bcount 4204528 2025/01/27 11:25:00 executed programs: 638 2025/01/27 11:25:05 executed programs: 1358 2025/01/27 11:25:10 executed programs: 2107 2025/01/27 11:25:15 executed programs: 2824 2025/01/27 11:25:20 executed programs: 3558 2025/01/27 11:25:25 executed programs: 4277 uvm_fault(0xffffffff83693b50, 0xffff800022152004, 0, 1) -> d kernel: page fault trap, code=0 Stopped at ufs_lookup+0x5e1: movzwl 0x4(%r15,%rbx,1),%r14d TID PID UID PRFLAGS PFLAGS CPU COMMAND * 46186 39491 0 0 0x4000000 0K syz-executor.3 314146 46803 0 0x14000 0x200 1 reaper ufs_lookup() at ufs_lookup+0x5e1 VOP_LOOKUP(fffffd8066c7dbf0,ffff80002a1f8918,ffff80002a1f8948) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a1f88e8) at vfs_lookup+0x8fa namei(ffff80002a1f88e8) at namei+0x7aa vn_open(ffff80002a1f88e8,201,0) at vn_open+0x1f4 doopenat(ffff80002a0127c8,ffffff9c,20000200,200,0,ffff80002a1f8a90) at doopenat+0x31d syscall(ffff80002a1f8b40) at syscall+0xb08 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe211b26a5f0, 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{0}> ddb{0}> set $lines = 0 ddb{0}> set $maxwidth = 0 ddb{0}> show panic *cpu0: uvm_fault(0xffffffff83693b50, 0xffff800022152004, 0, 1) -> d ddb{0}> trace ufs_lookup() at ufs_lookup+0x5e1 VOP_LOOKUP(fffffd8066c7dbf0,ffff80002a1f8918,ffff80002a1f8948) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a1f88e8) at vfs_lookup+0x8fa namei(ffff80002a1f88e8) at namei+0x7aa vn_open(ffff80002a1f88e8,201,0) at vn_open+0x1f4 doopenat(ffff80002a0127c8,ffffff9c,20000200,200,0,ffff80002a1f8a90) at doopenat+0x31d syscall(ffff80002a1f8b40) at syscall+0xb08 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe211b26a5f0, count: -8 ddb{0}> show registers rdi 0 rsi 0 rbp 0xffff80002a1f8560 rbx 0 rdx 0xfffffd80701fc4b8 rcx 0xffffffff rax 0xfffffd807273ca10 r8 0xffffffffffffffff r9 0xfffffd807f7d3478 r10 0x3ef675e6d583e639 r11 0x228209d9b65ca193 r12 0 r13 0xfffffd8066af57b0 r14 0 r15 0xffff800022152000 rip 0xffffffff8148f111 ufs_lookup+0x5e1 cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff80002a1f8450 ss 0x10 ufs_lookup+0x5e1: movzwl 0x4(%r15,%rbx,1),%r14d ddb{0}> show proc PROC (syz-executor.3) tid=46186 pid=39491 tcnt=2 stat=onproc flags process=0 proc=4000000 runpri=80, usrpri=80, slppri=16, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80002a0122b8,0xffff80002a013c18 process=0xffff80002a107020 user=0xffff80002a1f3000, vmspace=0xfffffd806bc5a910 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 42033 100737 19310 0 2 0 syz-executor.1 35753 103254 85051 0 2 0 syz-executor.0 19035 184290 73976 0 2 0 syz-executor.6 19035 465648 73976 0 3 0x4000080 fsleep syz-executor.6 39491 136991 16747 0 2 0 syz-executor.3 *39491 46186 16747 0 7 0x4000000 syz-executor.3 46723 434538 57094 0 2 0x482 syz-executor.5 44710 28349 57094 0 2 0x482 syz-executor.2 85051 288017 57094 0 2 0x482 syz-executor.0 54688 3077 57094 0 2 0x2 syz-executor.4 4455 35225 57094 0 2 0x2 syz-executor.7 16747 406230 57094 0 2 0x482 syz-executor.3 73976 335804 57094 0 2 0x482 syz-executor.6 19310 131042 57094 0 3 0x82 nanoslp syz-executor.1 57094 523526 53717 0 3 0x82 thrsleep syz-execprog 57094 199621 53717 0 3 0x4000082 thrsleep syz-execprog 57094 228346 53717 0 3 0x4000082 wait syz-execprog 57094 3062 53717 0 3 0x4000082 wait syz-execprog 57094 164759 53717 0 3 0x4000082 wait syz-execprog 57094 166037 53717 0 3 0x4000082 wait syz-execprog 57094 305353 53717 0 3 0x4000082 thrsleep syz-execprog 57094 324719 53717 0 3 0x4000082 wait syz-execprog 57094 507230 53717 0 3 0x4000082 wait syz-execprog 57094 431826 53717 0 3 0x4000082 wait syz-execprog 57094 277266 53717 0 3 0x4000082 thrsleep syz-execprog 57094 111029 53717 0 3 0x4000082 wait syz-execprog 57094 74090 53717 0 3 0x4000082 thrsleep syz-execprog 57094 39135 53717 0 3 0x4000082 kqread syz-execprog 57094 42462 53717 0 3 0x4000082 thrsleep syz-execprog 57094 394406 53717 0 3 0x4000082 thrsleep syz-execprog 53717 166844 40181 0 3 0x10008a sigsusp ksh 40181 71014 17090 0 3 0x98 kqread sshd-session 17090 256983 14445 0 3 0x92 kqread sshd-session 64224 113497 1 0 3 0x100083 ttyin getty 14445 242334 1 0 3 0x88 kqread sshd 74856 383030 8121 74 3 0x1100092 bpf pflogd 8121 32970 1 0 3 0x80 sbwait pflogd 33157 261667 12610 73 3 0x1100090 kqread syslogd 12610 420353 1 0 3 0x100082 sbwait syslogd 12919 111151 1 0 3 0x100080 kqread resolvd 19000 256791 17590 77 3 0x100092 kqread dhcpleased 37982 314815 17590 77 3 0x100092 kqread dhcpleased 17590 178631 1 0 3 0x80 kqread dhcpleased 41807 500400 0 0 3 0x14200 bored smr 18642 373997 0 0 3 0x14200 pgzero zerothread 60854 495680 0 0 3 0x14200 aiodoned aiodoned 4282 133222 0 0 3 0x14200 syncer update 45727 7871 0 0 3 0x14200 cleaner cleaner 46803 314146 0 0 7 0x14200 reaper 91360 253247 0 0 3 0x14200 pgdaemon pagedaemon 25639 486211 0 0 3 0x14200 bored viomb 57473 488826 0 0 3 0x40014200 acpi0 acpi0 58821 509431 0 0 3 0x40014200 idle1 90952 508801 0 0 3 0x14200 bored softnet3 94622 79824 0 0 3 0x14200 bored softnet2 42394 250283 0 0 3 0x14200 bored softnet1 31744 335112 0 0 3 0x14200 bored softnet0 84420 354092 0 0 3 0x14200 bored systqmp 4203 85445 0 0 3 0x14200 bored systq 48616 187372 0 0 3 0x14200 tmoslp softclockmp 9965 203116 0 0 3 0x40014200 tmoslp softclock 28921 253104 0 0 3 0x40014200 idle0 1 457314 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{0}> show all locks CPU 1: exclusive mutex &uvm.fpageqlock r = 0 (0xffffffff836912a8) #0 witness_lock+0x5bb #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 #3 uvm_pmr_freepages+0x165 #4 uvm_anfree_list+0x210 #5 amap_wipeout+0x248 #6 uvm_unmap_detach+0x8a #7 uvm_map_teardown+0x354 #8 uvmspace_free+0xcd #9 reaper+0x246 #10 proc_trampoline+0x10 exclusive mutex &uvm.pageqlock r = 0 (0xffffffff83691278) #0 witness_lock+0x5bb #1 mtx_enter_try+0x178 #2 mtx_enter+0x60 #3 uvm_anfree_list+0xeb #4 amap_wipeout+0x248 #5 uvm_unmap_detach+0x8a #6 uvm_map_teardown+0x354 #7 uvmspace_free+0xcd #8 reaper+0x246 #9 proc_trampoline+0x10 Process 39491 (syz-executor.3) thread 0xffff80002a0127c8 (46186) exclusive rrwlock inode r = 0 (0xfffffd8066af5850) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3bd #2 rrw_enter+0xc6 #3 VOP_LOCK+0xa6 #4 vn_lock+0xa4 #5 vfs_lookup+0x109 #6 namei+0x7aa #7 vn_open+0x1f4 #8 doopenat+0x31d #9 syscall+0xb08 #10 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8364c3d0) #0 witness_lock+0x5bb #1 syscall+0xae6 #2 Xsyscall+0x128 Process 46803 (reaper) thread 0xffff8000ffffd1c0 (314146) exclusive rwlock amaplk r = 0 (0xfffffd80680fcee8) #0 witness_lock+0x5bb #1 rw_do_enter_write+0x3bd #2 amap_unref+0x3d #3 uvm_unmap_detach+0x8a #4 uvm_map_teardown+0x354 #5 uvmspace_free+0xcd #6 reaper+0x246 #7 proc_trampoline+0x10 ddb{0}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10186 11020K 11020K 166960K 11268 0 pcb 17 12K 12K 166960K 17 0 rtable 234 6K 6K 166960K 378 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 1K 166960K 1 0 counters 64 36K 36K 166960K 66 0 ioctlops 0 0K 4K 166960K 1484 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1262 79K 80K 166960K 1282 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 1690 195K 286K 166960K 12468 0 file desc 14 49K 78K 166960K 4806 0 proc 69 91K 115K 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 432 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 261 78K 78K 166960K 42493 0 UVM aobj 3 2K 2K 166960K 3 0 pinsyscall 40 80K 112K 166960K 6206 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 12 0K 2K 166960K 31 0 temp 2 6884K 6948K 166960K 59805 0 kqueue 13 20K 20K 166960K 46 0 SYN cache 2 16K 16K 166960K 2 0 ddb{0}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 24 0 0 1 0 1 1 0 8 0 rtpcb 120 35 0 32 1 0 1 1 0 8 0 rtentry 112 122 0 12 4 0 4 4 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 808 12 0 9 1 0 1 1 0 8 0 arp 120 20 0 2 1 0 1 1 0 8 0 inpcb 376 73 0 67 1 0 1 1 0 8 0 nd6 136 27 0 3 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 32 0 22 1 0 1 1 0 8 0 pfstkey 128 32 0 22 1 0 1 1 0 8 0 pfstate 376 32 0 22 3 0 3 3 0 8 1 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 256 501 0 48 32 3 29 29 0 8 0 art_table 32 502 0 48 5 1 4 4 0 8 0 art_node 16 121 0 21 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 10922 0 7492 215 0 215 215 0 8 0 ffsino 280 10922 0 7492 246 1 245 245 0 8 0 nchpl 144 20522 0 18731 68 1 67 67 0 8 0 uvmvnodes 80 6176 0 0 127 0 127 127 0 8 0 vnodes 216 6176 0 0 344 0 344 344 0 8 0 namei 1024 49728 0 49727 3 2 1 2 0 8 0 percpumem 16 47 0 1 1 0 1 1 0 8 0 kstatmem 264 26 0 2 2 0 2 2 0 8 0 scxspl 216 53485 0 53485 13 9 4 8 1 8 4 plimitpl 152 59 0 42 1 0 1 1 0 8 0 sigapl 424 5164 0 5114 8 2 6 7 0 8 0 futexpl 64 17829 0 17828 2 1 1 1 0 8 0 knotepl 120 121 0 0 3 0 3 3 0 8 0 kqueuepl 216 42 0 33 1 0 1 1 0 8 0 pipepl 328 187 0 159 5 2 3 3 0 8 0 fdescpl 504 5146 0 5118 6 1 5 5 0 8 0 filepl 152 16207 0 16068 7 1 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 35 0 18 1 0 1 1 0 8 0 pgrppl 48 35 0 18 1 0 1 1 0 8 0 ucredpl 104 153 0 139 1 0 1 1 0 8 0 zombiepl 144 5118 0 5114 2 1 1 1 0 8 0 processpl 1168 5164 0 5114 5 1 4 4 0 8 0 procpl 648 9876 0 9806 8 1 7 7 0 8 1 sockpl 688 177 0 151 4 1 3 3 0 8 0 mcl8k 8192 3 0 0 1 0 1 1 0 8 0 mcl4k 4096 155 0 0 20 0 20 20 0 8 0 mcl2k 2048 19 0 0 3 0 3 3 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 186 0 0 10 0 10 10 0 8 0 bufpl 280 13868 0 7619 447 0 447 447 0 8 0 anonpl 24 468842 0 463765 63 31 32 55 0 185 0 amapchunkpl 152 134372 0 133747 41 13 28 28 0 158 2 amappl16 200 9125 0 9036 8 3 5 5 0 8 0 amappl15 192 15 0 15 2 2 0 1 0 8 0 amappl14 184 256 0 241 3 1 2 2 0 8 0 amappl13 176 15 0 15 2 2 0 1 0 8 0 amappl12 168 5861 0 5830 4 2 2 2 0 8 0 amappl11 160 85 0 70 1 0 1 1 0 8 0 amappl10 152 91 0 81 2 1 1 1 0 8 0 amappl9 144 934 0 933 1 0 1 1 0 8 0 amappl8 136 233 0 197 3 1 2 2 0 8 0 amappl7 128 259 0 236 3 1 2 2 0 8 0 amappl6 120 359 0 351 4 2 2 2 0 8 0 amappl5 112 201 0 192 1 0 1 1 0 8 0 amappl4 104 575 0 553 3 2 1 2 0 8 0 amappl3 96 25771 0 25685 4 1 3 3 0 8 0 amappl2 88 5734 0 5657 6 4 2 4 0 8 0 amappl1 80 29532 0 28941 35 21 14 24 0 8 0 amappl 88 41696 0 41523 7 2 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 5146 0 5116 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 5146 0 5116 1 0 1 1 0 8 0 vmmpekpl 168 32388 0 32337 3 0 3 3 0 8 0 vmmpepl 168 256273 0 254394 133 40 93 125 0 357 8 vmsppl 456 5145 0 5116 6 1 5 5 0 8 0 rwobjpl 64 74192 0 66971 130 13 117 117 0 8 0 pdppl 4096 10299 0 10232 145 74 71 79 0 8 4 pvpl 32 49617 0 0 404 3 401 401 0 265 0 pmappl 248 5145 0 5116 3 0 3 3 0 8 0 extentpl 40 55 0 38 1 0 1 1 0 8 0 phpool 112 450 0 85 11 0 11 11 0 8 0 ddb{0}> machine ddbcpu 0 Invalid cpu 0 ddb{0}> trace ufs_lookup() at ufs_lookup+0x5e1 VOP_LOOKUP(fffffd8066c7dbf0,ffff80002a1f8918,ffff80002a1f8948) at VOP_LOOKUP+0x6e vfs_lookup(ffff80002a1f88e8) at vfs_lookup+0x8fa namei(ffff80002a1f88e8) at namei+0x7aa vn_open(ffff80002a1f88e8,201,0) at vn_open+0x1f4 doopenat(ffff80002a0127c8,ffffff9c,20000200,200,0,ffff80002a1f8a90) at doopenat+0x31d syscall(ffff80002a1f8b40) at syscall+0xb08 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0xe211b26a5f0, count: -8 ddb{0}> machine ddbcpu 1 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffff800029b5bff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8364c1c8) at __mp_lock+0x192 reaper(ffff8000ffffd1c0) at reaper+0x24b end trace frame: 0x0, count: 10 ddb{1}> trace x86_ipi_db(ffff800029b5bff0) at x86_ipi_db+0x27 x86_ipi_handler() at x86_ipi_handler+0xd9 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff8364c1c8) at __mp_lock+0x192 reaper(ffff8000ffffd1c0) at reaper+0x24b end trace frame: 0x0, count: -5