login: uvm_fault(0xffffff007f00ca50, 0x7f8000100008, 0, 1) -> e kernel: page fault trap, code=0 Stopped at pmap_enter+0x22a: movq __ALIGN_SIZE+0x3000(%rcx,%rsi,8),%rdx ddb{0}> ddb{0}> set $lines = 0 ddb{0}> show panic kernel page fault uvm_fault(0xffffff007f00ca50, 0x7f8000100008, 0, 1) -> e pmap_enter(41340e6f448a20c1,0,20,3,2) at pmap_enter+0x22a sys/arch/amd64/amd64/pmap.c:2543 end trace frame: 0xffff800021159610, count: 0 ddb{0}> trace pmap_enter(41340e6f448a20c1,0,20,3,2) at pmap_enter+0x22a sys/arch/amd64/amd64/pmap.c:2543 uvm_fault(eb6423ca37aa4fa7,ffff80002108b9e0,ffff800021154000,20000000) at uvm_fault+0x934 sys/uvm/uvm_fault.c:803 pageflttrap() at pageflttrap+0x18d sys/arch/amd64/amd64/trap.c:200 kerntrap(cc2edd6a6bf8bdb8) at kerntrap+0x9b sys/arch/amd64/amd64/trap.c:294 alltraps_kern(6,8,ffffff007f7c6b98,2,ffff80002108b9e0,0) at alltraps_kern+0x7b copyout(eb6423ca37aa527c,650,ffff80002108b9e0,0,ffff8000211598e0,7f898b44f48) at copyout+0x53 syscall(f67bcd662abc987c) at syscall+0x496 mi_syscall sys/sys/syscall_mi.h:99 [inline] syscall(f67bcd662abc987c) at syscall+0x496 sys/arch/amd64/amd64/trap.c:583 Xsyscall(6,0,ffffffffffffffb4,0,2,7f6908140d8) at Xsyscall+0x128 end of kernel end trace frame: 0x7f898b44fd0, count: -8 ddb{0}> show registers rdi 0xffffff000547ad80 rsi 0x20001 acpi_pdirpa+0xbe69 rbp 0xffff800021159400 rbx 0 rdx 0xffffff000547ad80 rcx 0x7f7fffffc000 rax 0x20001 acpi_pdirpa+0xbe69 r8 0x1 r9 0 r10 0xbe80f92f0322753a r11 0x33d12295ea3fbc03 r12 0x20001000 r13 0 r14 0x6c59b000 r15 0xffffff007f00b300 rip 0xffffffff81678ada pmap_enter+0x22a cs 0x8 rflags 0x10202 __ALIGN_SIZE+0xf202 rsp 0xffff800021159340 ss 0x10 pmap_enter+0x22a: movq __ALIGN_SIZE+0x3000(%rcx,%rsi,8),%rdx ddb{0}> show proc PROC (syz-executor1) pid=41415 stat=onproc flags process=0 proc=4000000 pri=86, usrpri=86, nice=20 forw=0xffffffffffffffff, list=0xffff80002108a720,0xffffffff81fc4b08 process=0xffff8000210653c0 user=0xffff800021154000, vmspace=0xffffff007f00ca50 estcpu=36, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{0}> ps PID TID PPID UID S FLAGS WAIT COMMAND 25913 265263 22843 0 2 0 syz-executor1 25913 52373 22843 0 3 0x4000080 fsleep syz-executor1 *25913 41415 22843 0 7 0x4000000 syz-executor1 22843 343296 32918 0 3 0x82 nanosleep syz-executor1 97170 47843 32918 0 3 0x2 biowait syz-executor0 32918 107499 1441 0 3 0x82 thrsleep syz-execprog 32918 160672 1441 0 3 0x4000082 nanosleep syz-execprog 32918 56716 1441 0 3 0x4000082 thrsleep syz-execprog 32918 22994 1441 0 3 0x4000082 thrsleep syz-execprog 32918 355784 1441 0 3 0x4000082 kqread syz-execprog 32918 279570 1441 0 3 0x4000082 thrsleep syz-execprog 32918 370236 1441 0 3 0x4000082 thrsleep syz-execprog 32918 359027 1441 0 3 0x4000082 thrsleep syz-execprog 32918 205356 1441 0 3 0x4000082 thrsleep syz-execprog 32918 510660 1441 0 3 0x4000082 thrsleep syz-execprog 1441 347584 40115 0 3 0x10008a pause ksh 40115 438325 21606 0 3 0x92 select sshd 79104 205590 1 0 3 0x100083 ttyin getty 21606 467297 1 0 3 0x80 select sshd 18043 462490 6970 73 7 0x100090 syslogd 6970 130257 1 0 3 0x100082 netio syslogd 57084 25996 1 77 3 0x100090 poll dhclient 3125 430622 1 0 3 0x80 poll dhclient 13448 367124 0 0 3 0x14200 pgzero zerothread 92776 404929 0 0 3 0x14200 aiodoned aiodoned 92067 431196 0 0 3 0x14200 syncer update 31242 421451 0 0 3 0x14200 cleaner cleaner 37090 135377 0 0 3 0x14200 reaper reaper 82251 361919 0 0 3 0x14200 pgdaemon pagedaemon 65670 357986 0 0 3 0x14200 bored crynlk 21583 238358 0 0 3 0x14200 bored crypto 51532 160930 0 0 3 0x40014200 acpi0 acpi0 87215 361595 0 0 3 0x40014200 idle1 17217 384068 0 0 3 0x14200 bored softnet 46272 25150 0 0 3 0x14200 bored systqmp 88996 393598 0 0 3 0x14200 bored systq 81067 554 0 0 3 0x40014200 bored softclock 19729 331686 0 0 3 0x40014200 idle0 1 128335 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper