| // general protection fault in qca_setup |
| // https://syzkaller.appspot.com/bug?id=62aaa13b8b6bba7f5bca8c0defef34b9a1623135 |
| // status:open |
| // autogenerated by syzkaller (https://github.com/google/syzkaller) |
| |
| #define _GNU_SOURCE |
| |
| #include <endian.h> |
| #include <fcntl.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/ioctl.h> |
| #include <sys/stat.h> |
| #include <sys/syscall.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| static long syz_open_pts(long a0, long a1) |
| { |
| int ptyno = 0; |
| if (ioctl(a0, TIOCGPTN, &ptyno)) |
| return -1; |
| char buf[128]; |
| sprintf(buf, "/dev/pts/%d", ptyno); |
| return open(buf, a1, 0); |
| } |
| |
| uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; |
| |
| int main(void) |
| { |
| syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); |
| long res = 0; |
| memcpy((void*)0x20000240, "/dev/ptmx\000", 10); |
| res = syscall(__NR_openat, 0xffffffffffffff9c, 0x20000240, 0, 0); |
| if (res != -1) |
| r[0] = res; |
| *(uint32_t*)0x205befdc = 0; |
| *(uint32_t*)0x205befe0 = 0; |
| *(uint32_t*)0x205befe4 = 0; |
| *(uint32_t*)0x205befe8 = 0; |
| *(uint8_t*)0x205befec = 0; |
| *(uint8_t*)0x205befed = 0; |
| *(uint8_t*)0x205befee = 0; |
| *(uint8_t*)0x205befef = 0; |
| *(uint32_t*)0x205beff0 = 0; |
| *(uint32_t*)0x205beff4 = 0; |
| *(uint32_t*)0x205beff8 = 0; |
| *(uint32_t*)0x205beffc = 0; |
| syscall(__NR_ioctl, r[0], 0x40045431, 0x205befdc); |
| res = syz_open_pts(r[0], 0); |
| if (res != -1) |
| r[1] = res; |
| *(uint32_t*)0x20000080 = 0xf; |
| syscall(__NR_ioctl, r[1], 0x5423, 0x20000080); |
| syscall(__NR_ioctl, r[1], 0x400455c8, 8); |
| return 0; |
| } |