login: uvm_fault(0xfffffd807f00cb58, 0x8, 0, 1) -> e kernel: page fault trap, code=0 Stopped at VOP_ACCESS+0x4a: movq 0x8(%r13),%rax ddb{1}> ddb{1}> set $lines = 0 ddb{1}> show panic kernel page fault uvm_fault(0xfffffd807f00cb58, 0x8, 0, 1) -> e VOP_ACCESS(2696337e0fbcb781,d,ffff80002100a270,d3b88ca6498) at VOP_ACCESS+0x4a sys/kern/vfs_vops.c:189 end trace frame: 0xffff800021108f40, count: 0 ddb{1}> trace VOP_ACCESS(2696337e0fbcb781,d,ffff80002100a270,d3b88ca6498) at VOP_ACCESS+0x4a sys/kern/vfs_vops.c:189 sys_unveil(c8b779f8413e191,10,ffff80002100a270) at sys_unveil+0x317 sys/kern/vfs_syscalls.c:924 syscall(4171f31c6574b751) at syscall+0x5a0 mi_syscall sys/sys/syscall_mi.h:99 [inline] syscall(4171f31c6574b751) at syscall+0x5a0 sys/arch/amd64/amd64/trap.c:583 Xsyscall(6,0,8,0,2,d38912fb010) at Xsyscall+0x128 end of kernel end trace frame: 0xd3b88ca6520, count: -4 ddb{1}> show registers rdi 0xffffffff81e79a0a VOP_ACCESS+0x3a rsi 0x8e rbp 0xffff800021108a20 rbx 0x2f rdx 0x8f rcx 0xffff800002b44000 rax 0xffff800002b44000 r8 0x40 r9 0xfffffd807f7c7600 r10 0x1f195b1f4ba7d23d r11 0x76dae1fb4d6faa0c r12 0x100 r13 0 r14 0xffff80002100a270 r15 0xfffffd807f7c7600 rip 0xffffffff81e79a1a VOP_ACCESS+0x4a cs 0x8 rflags 0x10246 __ALIGN_SIZE+0xf246 rsp 0xffff8000211089d0 ss 0x10 VOP_ACCESS+0x4a: movq 0x8(%r13),%rax ddb{1}> show proc PROC (syz-executor1) pid=1747 stat=onproc flags process=10 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff80002100b080,0xffffffff82236368 process=0xffff800020fe49e8 user=0xffff800021104000, vmspace=0xfffffd807f00cb58 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND 73970 433690 18829 60929 2 0x10 syz-executor1 *73970 1747 18829 60929 7 0x4000010 syz-executor1 66167 169767 16919 0 7 0 syz-executor0 66167 263862 16919 0 3 0x4000080 ttyout syz-executor0 43401 437837 1 0 3 0x100083 ttyin getty 43915 521842 0 0 3 0x14200 bored sosplice 18829 171334 17168 0 3 0x82 nanosleep syz-executor1 16919 495377 17168 0 3 0x82 nanosleep syz-executor0 17168 160454 36191 0 3 0x82 thrsleep syz-fuzzer 17168 524151 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 384564 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 244982 36191 0 3 0x4000082 kqread syz-fuzzer 17168 473832 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 517289 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 190927 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 79832 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 107394 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 461926 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 76738 36191 0 3 0x4000082 thrsleep syz-fuzzer 17168 318493 36191 0 3 0x4000082 thrsleep syz-fuzzer 36191 482233 33153 0 3 0x10008a pause ksh 33153 459724 44115 0 3 0x92 select sshd 44115 292316 1 0 3 0x80 select sshd 39054 98032 56794 73 2 0x100090 syslogd 56794 16562 1 0 3 0x100082 netio syslogd 48120 10675 1 77 3 0x100090 poll dhclient 10401 406140 1 0 3 0x80 poll dhclient 50762 38228 0 0 3 0x14200 pgzero zerothread 30347 183422 0 0 3 0x14200 aiodoned aiodoned 69092 165917 0 0 3 0x14200 syncer update 51437 435365 0 0 3 0x14200 cleaner cleaner 87157 29585 0 0 3 0x14200 reaper reaper 25804 415810 0 0 3 0x14200 pgdaemon pagedaemon 51353 23323 0 0 3 0x14200 bored crynlk 47651 415664 0 0 3 0x14200 bored crypto 10268 300964 0 0 3 0x40014200 acpi0 acpi0 72340 228310 0 0 3 0x40014200 idle1 42814 407702 0 0 3 0x14200 bored softnet 19487 423619 0 0 3 0x14200 bored systqmp 99346 10555 0 0 3 0x14200 bored systq 13371 381686 0 0 3 0x40014200 bored softclock 49561 425147 0 0 3 0x40014200 idle0 1 27912 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper