uvm_fault(0xfffffd800b027780, 0x0, 0, 1) -> e fatal page fault in supervisor mode trap type 6 code 0 rip ffffffff816da750 cs 8 rflags 10246 cr2 0 cpl 0 rsp ffff800033fde4b0 gsbase 0xffff8000299ddff0 kgsbase 0x0 panic: trap type 6, code=0, pc=ffffffff816da750 Starting stack trace... panic(ffffffff8333fa20) at panic+0x1d0 sys/kern/subr_prf.c:229 kerntrap(ffff800033fde400) at kerntrap+0x2cb sys/arch/amd64/amd64/trap.c:482 alltraps_kern_meltdown() at alltraps_kern_meltdown+0x7b dt_ioctl_record_stop(ffff8000015b6000) at dt_ioctl_record_stop+0xf0 sys/dev/dt/dt_dev.c:580 dtclose(11e5f,81,2000,ffff80003c41b738) at dtclose+0x105 dt_pcb_purge sys/dev/dt/dt_dev.c:-1 [inline] dtclose(11e5f,81,2000,ffff80003c41b738) at dtclose+0x105 sys/dev/dt/dt_dev.c:232 spec_close(ffff800033fde5b0) at spec_close+0x45f sys/kern/spec_vnops.c:-1 VOP_CLOSE(fffffd806ab142c8,81,fffffd80097fb410,ffff80003c41b738) at VOP_CLOSE+0x133 sys/kern/vfs_vops.c:156 vn_closefile(fffffd805c1efd48,ffff80003c41b738) at vn_closefile+0x12b vn_close sys/kern/vfs_vnops.c:292 [inline] vn_closefile(fffffd805c1efd48,ffff80003c41b738) at vn_closefile+0x12b sys/kern/vfs_vnops.c:615 fdrop(fffffd805c1efd48,ffff80003c41b738) at fdrop+0x126 sys/kern/kern_descrip.c:1267 closef(fffffd805c1efd48,ffff80003c41b738) at closef+0x192 sys/kern/kern_descrip.c:1251 fdfree(ffff80003c41b738) at fdfree+0x116 sys/kern/kern_descrip.c:1182 exit1(ffff80003c41b738,0,0,1) at exit1+0x59c sys/kern/kern_exit.c:215 sys_exit(ffff80003c41b738,ffff800033fde920,ffff800033fde870) at sys_exit+0x1a sys/kern/kern_exit.c:-1 syscall(ffff800033fde920) at syscall+0xb08 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff800033fde920) at syscall+0xb08 sys/arch/amd64/amd64/trap.c:742 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x77c64ed27740, count: 242 End of stack trace. WARNING: SPL NOT LOWERED ON SYSCALL 83 -1038762352 EXIT 0 4 Stopped at savectx+0xae: movl $0,%gs:0x688 TID PID UID PRFLAGS PFLAGS CPU COMMAND * 89912 62940 -1 0x10 0 1 syz-executor 118400 88212 0 0 0 0 syz-executor savectx() at savectx+0xae end of kernel end trace frame: 0x7198d1a45e80, count: 14 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}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: uvm_fault(0xfffffd800b027780, 0x0, 0, 1) -> e ddb{1}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x7198d1a45e80, count: -1 ddb{1}> show registers rdi 0 rsi 0 rbp 0xffff80002a39a580 rbx 0 rdx 0 rcx 0xffff80003c46b228 rax 0x3c r8 0xffff80002a39a4b0 r9 0x1 r10 0xc9068e8078843f8 r11 0x3c221a9c9845a4a0 r12 0 r13 0 r14 0xffff80003c46b228 r15 0 rip 0xffffffff820833ee savectx+0xae cs 0x8 rflags 0x46 rsp 0xffff80002a39a500 ss 0x10 savectx+0xae: movl $0,%gs:0x688 ddb{1}> show proc PROC (syz-executor) tid=89912 pid=62940 tcnt=2 stat=onproc flags process=10 proc=0 runpri=50, usrpri=50, slppri=17, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003c46b9d8,0xffff80003c46b758 process=0xffff80003c45d860 user=0xffff80002a395000, vmspace=0xfffffd806c17b7a0 estcpu=36, cpticks=1, pctcpu=0.0, user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *62940 89912 22491 -1 7 0x10 syz-executor 62940 150891 22491 -1 3 0x4000090 fsleep syz-executor 88212 118400 46815 0 7 0 syz-executor 88212 304199 46815 0 3 0x4000000 biowait syz-executor 19061 418398 71770 0 2 0 syz-executor 19061 208851 71770 0 2 0x4000000 syz-executor 95711 200829 53084 0 2 0 syz-executor 95711 68376 53084 0 3 0x4000080 fsleep syz-executor 3891 70539 44793 0 2 0 syz-executor 3891 509781 44793 0 3 0x4000080 fsleep syz-executor 76899 272985 59307 0 2 0x2 syz-executor 53084 244410 59307 0 3 0x82 nanoslp syz-executor 22491 143872 59307 0 3 0x82 nanoslp syz-executor 48287 500565 0 0 3 0x14200 acct acct 78205 470453 1 0 3 0x100083 ttyin getty 78241 483174 59307 0 3 0x82 nanoslp syz-executor 44793 51246 59307 0 3 0x82 nanoslp syz-executor 71770 232336 59307 0 3 0x82 nanoslp syz-executor 46815 397281 59307 0 3 0x82 nanoslp syz-executor 25986 159867 59307 0 2 0x2 syz-executor 30868 90026 0 0 3 0x14280 nfsidl nfsio 51943 517527 0 0 3 0x14280 nfsidl nfsio 77206 36217 0 0 3 0x14280 nfsidl nfsio 8557 490768 0 0 3 0x14280 nfsidl nfsio 45606 178990 0 0 3 0x14280 nfsidl nfsio 59948 168019 0 0 3 0x14280 nfsidl nfsio 67909 487145 0 0 3 0x14280 nfsidl nfsio 21931 381388 0 0 3 0x14280 nfsidl nfsio 4948 189895 0 0 3 0x14280 nfsidl nfsio 84188 252203 0 0 3 0x14280 nfsidl nfsio 53612 59235 0 0 3 0x14280 nfsidl nfsio 98231 186012 0 0 3 0x14280 nfsidl nfsio 52587 354763 0 0 3 0x14280 nfsidl nfsio 21604 64114 0 0 3 0x14280 nfsidl nfsio 42196 103123 0 0 3 0x14280 nfsidl nfsio 85078 330869 0 0 3 0x14280 nfsidl nfsio 32333 278268 0 0 3 0x14280 nfsidl nfsio 37829 465841 0 0 3 0x14280 nfsidl nfsio 60304 364375 0 0 3 0x14280 nfsidl nfsio 7038 80062 0 0 3 0x14280 nfsidl nfsio 6588 280835 0 0 3 0x14200 bored sosplice 59307 128193 54877 0 3 0x82 kqread syz-executor 54877 482087 92067 0 3 0x10008a sigsusp ksh 92067 181142 49982 0 3 0x98 kqread sshd-session 49982 261369 28347 0 3 0x92 kqread sshd-session 28347 104534 1 0 3 0x88 kqread sshd 34562 404929 60970 74 3 0x1100092 bpf pflogd 60970 394324 1 0 3 0x80 sbwait pflogd 9294 418605 44255 73 3 0x1100090 kqread syslogd 44255 396001 1 0 3 0x100082 sbwait syslogd 77296 313346 1 0 3 0x100080 kqread resolvd 12849 386757 15538 77 3 0x100092 kqread dhcpleased 84337 476263 15538 77 3 0x100092 kqread dhcpleased 15538 361265 1 0 3 0x80 kqread dhcpleased 30282 407392 0 0 3 0x14200 bored smr 79165 518738 0 0 2 0x14200 zerothread 61645 494445 0 0 3 0x14200 aiodoned aiodoned 51363 442591 0 0 3 0x14200 syncer update 94846 74117 0 0 3 0x14200 cleaner cleaner 69466 112245 0 0 3 0x14200 reaper reaper 96902 437622 0 0 3 0x14200 pgdaemon pagedaemon 68963 316954 0 0 3 0x14200 bored viomb 98053 21035 0 0 3 0x40014200 acpi0 acpi0 11418 441656 0 0 3 0x40014200 idle1 16919 220602 0 0 3 0x14200 bored softnet3 46529 239044 0 0 3 0x14200 bored softnet2 1209 358449 0 0 3 0x14200 bored softnet1 57702 387548 0 0 3 0x14200 netlock softnet0 39428 162960 0 0 2 0x40014200 systqmp 36646 232220 0 0 3 0x14200 bored systq 74950 245963 0 0 3 0x14200 tmoslp softclockmp 24730 39125 0 0 3 0x40014200 tmoslp softclock 29939 222243 0 0 3 0x40014200 idle0 1 359382 0 0 3 0x82 wait init 0 0 -1 0 3 0x10010200 scheduler swapper ddb{1}> show all locks Process 88212 (syz-executor) thread 0xffff80003c46b9d8 (304199) exclusive rrwlock inode r = 0 (0xfffffd800cc0e8a0) #0 witness_lock+0x5bb stacktrace_save sys/sys/stacktrace.h:37 [inline] #0 witness_lock+0x5bb sys/kern/subr_witness.c:1160 #1 rw_do_enter_write+0x377 sys/kern/kern_rwlock.c:310 #2 rrw_enter+0xc6 sys/kern/kern_rwlock.c:605 #3 VOP_LOCK+0xa6 sys/kern/vfs_vops.c:527 #4 vn_lock+0xa4 sys/kern/vfs_vnops.c:570 #5 vn_write+0x190 sys/kern/vfs_vnops.c:405 #6 dofilewritev+0x23c sys/kern/sys_generic.c:380 #7 sys_write+0xa2 sys/kern/sys_generic.c:300 #8 syscall+0xbc6 mi_syscall sys/sys/syscall_mi.h:176 [inline] #8 syscall+0xbc6 sys/arch/amd64/amd64/trap.c:742 #9 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 10267 11202K 12528K 166960K 14436 0 pcb 17 22K 24K 166960K 1071 0 rtable 245 14K 15K 166960K 1668 0 pf 38 18K 67485K 166960K 394 0 ifaddr 44 9K 10K 166960K 328 0 ifgroup 63 2K 3K 166960K 537 0 sysctl 4 1K 9K 166960K 27 0 counters 72 37K 38K 166960K 496 0 ioctlops 0 0K 4K 166960K 2584 0 iov 0 0K 28K 166960K 336 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1547 97K 97K 166960K 4403 0 UFS quota 1 32K 32K 166960K 1 0 UFS mount 5 36K 36K 166960K 5 0 shm 2 1K 5K 166960K 39 0 VM map 2 1K 1K 166960K 2 0 sem 12 0K 0K 166960K 184 0 dirhash 12 2K 3K 166960K 84 0 ACPI 1692 195K 286K 166960K 12470 0 file desc 17 61K 236K 166960K 3947 0 sigio 0 0K 0K 166960K 56 0 proc 72 91K 128K 166960K 1708 0 subproc 72 4K 4K 166960K 342 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 16K 16K 166960K 1 0 ip_moptions 0 0K 0K 166960K 501 0 in_multi 83 5K 7K 166960K 580 0 ether_multi 1 0K 0K 166960K 55 0 mrt 1 0K 0K 166960K 16 0 ISOFS mount 1 32K 32K 166960K 1 0 MSDOSFS mount 1 16K 16K 166960K 1 0 ttys 235 1049K 1049K 166960K 235 0 exec 0 0K 1K 166960K 1231 0 fusefs mount 1 32K 32K 166960K 1 0 pfkey data 0 0K 0K 166960K 3 0 tdb 3 0K 0K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 254 167K 182K 166960K 35430 0 UVM aobj 31 6K 6K 166960K 34 0 pinsyscall 42 84K 102K 166960K 5725 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 ip6_options 0 0K 0K 166960K 171 0 NDP 14 0K 2K 166960K 235 0 temp 80 8688K 8944K 166960K 161301 0 kqueue 13 20K 33K 166960K 890 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 120 519 0 516 7 6 1 3 0 8 0 rtentry 176 525 0 436 6 1 5 6 0 8 0 unpcb 144 3236 0 3212 25 24 1 6 0 8 0 syncache 336 4 0 4 2 2 0 1 0 8 0 tcpcb 736 1761 0 1757 58 49 9 13 0 8 8 arp 128 89 0 71 1 0 1 1 0 8 0 inpcb 328 4929 0 4921 60 51 9 17 0 8 8 nd6 144 120 0 102 1 0 1 1 0 8 0 pkpcb 40 25 0 25 7 7 0 1 0 8 0 kcovpl 48 38 0 30 1 0 1 1 0 8 0 mppekey 1024 6 0 6 3 3 0 1 0 8 0 ppxss 1192 138 0 138 4 3 1 1 0 8 1 pppxif 1504 23 0 23 8 7 1 1 0 8 1 pffrag 232 20 0 12 1 0 1 1 0 482 0 pffrnode 88 20 0 12 1 0 1 1 0 8 0 pffrent 40 67 0 59 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 pfrktable 1344 1 0 1 1 1 0 1 0 8 0 pfstitem 24 229 0 152 1 0 1 1 0 8 0 pfstkey 128 229 0 152 3 0 3 3 0 8 0 pfstate 384 229 0 152 10 0 10 10 0 8 0 pfrule 1344 21 0 16 2 1 1 2 0 8 0 rttmr 136 1 0 1 1 1 0 1 0 8 0 art_heap8 4096 3 0 0 3 0 3 3 0 8 0 art_heap4 256 2230 0 1851 44 17 27 29 0 8 0 art_table 32 2233 0 1851 4 0 4 4 0 8 0 art_node 16 513 0 442 1 0 1 1 0 8 0 semapl 112 181 0 171 1 0 1 1 0 8 0 shmpl 112 31 0 3 1 0 1 1 0 8 0 dirhash 1024 67 0 50 3 0 3 3 0 8 0 dino2pl 256 8145 0 6578 99 0 99 99 0 8 0 ffsino 288 8145 0 6578 113 0 113 113 0 8 0 nchpl 144 13165 0 12538 64 39 25 64 0 8 0 rtmask 32 22 0 22 4 4 0 1 0 8 0 uvmvnodes 80 5926 0 0 121 0 121 121 0 8 0 vnodes 216 5926 0 0 330 0 330 330 0 8 0 namei 1024 50071 0 50071 5 4 1 2 0 8 1 percpumem 16 263 0 212 1 0 1 1 0 8 0 kstatmem 264 324 0 290 3 0 3 3 0 8 0 acpiwqpl 32 6 0 6 1 0 1 1 1 8 1 scsiplug 72 13 0 13 7 7 0 1 0 8 0 scxspl 216 96182 0 96181 21 20 1 8 1 8 0 plimitpl 152 904 0 885 1 0 1 1 0 8 0 sigapl 424 4149 0 4078 10 1 9 9 0 8 0 knotepl 120 846 0 0 24 0 24 24 0 8 0 kqueuepl 224 1870 0 1861 26 25 1 7 0 8 0 pipepl 336 561 0 534 11 8 3 8 0 8 0 fdescpl 520 4103 0 4072 3 0 3 3 0 8 0 filepl 160 29991 0 29766 51 33 18 25 0 8 5 lockfpl 104 2450 0 2447 7 6 1 2 0 8 0 lockfspl 48 764 0 761 1 0 1 1 0 8 0 sessionpl 144 54 0 45 1 0 1 1 0 8 0 pgrppl 48 161 0 144 1 0 1 1 0 8 0 ucredpl 104 4360 0 4345 1 0 1 1 0 8 0 zombiepl 144 4119 0 4117 1 0 1 1 0 8 0 processpl 1240 4149 0 4078 6 0 6 6 0 8 0 procpl 656 10152 0 10076 9 0 9 9 0 8 0 srpgc 96 46 0 46 9 9 0 1 0 8 0 sosppl 168 19 0 19 6 6 0 1 0 8 0 sockpl 728 8822 0 8787 98 86 12 27 0 8 8 mcl64k 65536 6 0 0 1 0 1 1 0 8 0 mcl16k 16384 2 0 0 1 0 1 1 0 8 0 mcl12k 12288 3 0 0 1 0 1 1 0 8 0 mcl9k 9216 2 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 130 0 0 16 0 16 16 0 8 0 mcl2k2 2112 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 38 0 0 4 0 4 4 0 8 0 mtagpl 96 79 0 0 2 0 2 2 0 8 0 mbufpl 256 1243 0 0 77 0 77 77 0 8 0 bufpl 280 39074 0 32932 440 0 440 440 0 8 0 anonpl 32 16369 0 0 133 0 133 133 0 246 0 amapchunkpl 152 121887 0 121099 79 42 37 38 0 158 3 amappl16 200 15622 0 15557 106 81 25 36 0 8 11 amappl15 192 6 0 6 1 1 0 1 0 8 0 amappl14 184 206 0 194 1 0 1 1 0 8 0 amappl13 176 27 0 26 1 0 1 1 0 8 0 amappl12 168 5209 0 5178 4 2 2 3 0 8 0 amappl11 160 86 0 72 1 0 1 1 0 8 0 amappl10 152 5 0 4 1 0 1 1 0 8 0 amappl9 144 261 0 261 1 1 0 1 0 8 0 amappl8 136 28 0 25 1 0 1 1 0 8 0 amappl7 128 193 0 181 1 0 1 1 0 8 0 amappl6 120 498 0 494 1 0 1 1 0 8 0 amappl5 112 243 0 232 1 0 1 1 0 8 0 amappl4 104 436 0 414 1 0 1 1 0 8 0 amappl3 96 24984 0 24864 4 0 4 4 0 8 0 amappl2 88 1057 0 991 2 0 2 2 0 8 0 amappl1 80 25268 0 24655 16 2 14 15 0 8 0 amappl 88 33609 0 33428 5 0 5 5 0 92 0 dma65536 65536 1 0 1 1 1 0 1 0 8 0 dma16384 16384 2 0 2 1 1 0 1 0 8 0 dma4096 4096 2 0 2 2 2 0 1 0 8 0 dma1024 1024 3 0 2 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 258 0 258 6 6 0 1 0 8 0 dma64 64 10 0 10 4 4 0 1 0 8 0 dma32 32 8 0 8 2 2 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 33 0 3 1 0 1 1 0 8 0 uaddrrnd 24 4103 0 4072 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 4103 0 4072 1 0 1 1 0 8 0 vmmpekpl 168 32527 0 32461 4 0 4 4 0 8 0 vmmpepl 168 263151 0 261074 160 47 113 118 0 357 9 vmsppl 480 4102 0 4072 7 2 5 5 0 8 0 rwobjpl 72 73061 0 66100 145 8 137 137 0 8 4 pdppl 4096 8213 0 8144 166 93 73 85 0 8 4 pvpl 32 23351 0 0 191 2 189 189 0 265 0 pmappl 256 4102 0 4072 3 0 3 3 0 8 0 extentpl 40 45 0 27 1 0 1 1 0 8 0 phpool 112 616 0 181 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x27: addq $0x8,%rsp x86_ipi_db(ffffffff838c4ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 __mp_lock(ffffffff83903250) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83903250) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 softintr_dispatch(2) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(2) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsofttty() at Xsofttty+0x27 __mp_lock(ffffffff83903250) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83903250) at __mp_lock+0x192 sys/kern/kern_lock.c:165 intr_handler(ffff8000317d8550,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7ae6a29a9b90, count: 4 ddb{0}> trace x86_ipi_db(ffffffff838c4ff0) at x86_ipi_db+0x27 sys/arch/amd64/amd64/db_interface.c:394 x86_ipi_handler() at x86_ipi_handler+0xd9 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 kd_curproc sys/dev/kcov.c:585 [inline] __sanitizer_cov_trace_pc() at __sanitizer_cov_trace_pc+0x33 sys/dev/kcov.c:153 __mp_lock(ffffffff83903250) at __mp_lock+0x1a3 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83903250) at __mp_lock+0x1a3 sys/kern/kern_lock.c:165 softintr_dispatch(2) at softintr_dispatch+0x12a sys/kern/kern_softintr.c:83 dosoftint(2) at dosoftint+0x54 sys/arch/amd64/amd64/intr.c:847 Xsofttty() at Xsofttty+0x27 __mp_lock(ffffffff83903250) at __mp_lock+0x192 __mp_lock_spin sys/kern/kern_lock.c:134 [inline] __mp_lock(ffffffff83903250) at __mp_lock+0x192 sys/kern/kern_lock.c:165 intr_handler(ffff8000317d8550,ffff800000079a80) at intr_handler+0xe1 sys/arch/amd64/amd64/intr.c:559 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x7ae6a29a9b90, count: -11 ddb{0}> machine ddbcpu 1 Stopped at savectx+0xae: movl $0,%gs:0x688 savectx() at savectx+0xae end of kernel end trace frame: 0x7198d1a45e80, count: 14 ddb{1}> trace savectx() at savectx+0xae end of kernel end trace frame: 0x7198d1a45e80, count: -1