| // KASAN: use-after-free Read in ip6_xmit |
| // https://syzkaller.appspot.com/bug?id=3567a0a3f7b3be10a4fcb3fa9dc3cff6c6171a74 |
| // status:invalid |
| // autogenerated by syzkaller (http://github.com/google/syzkaller) |
| |
| #define _GNU_SOURCE |
| #include <endian.h> |
| #include <stdint.h> |
| #include <string.h> |
| #include <sys/syscall.h> |
| #include <unistd.h> |
| |
| long r[2]; |
| void loop() |
| { |
| memset(r, -1, sizeof(r)); |
| syscall(__NR_mmap, 0x20000000, 0xfff000, 3, 0x32, -1, 0); |
| r[0] = syscall(__NR_socket, 0xa, 2, 0); |
| *(uint16_t*)0x20e6f000 = 0xa; |
| *(uint16_t*)0x20e6f002 = htobe16(0x4e22); |
| *(uint32_t*)0x20e6f004 = 0; |
| *(uint8_t*)0x20e6f008 = 0; |
| *(uint8_t*)0x20e6f009 = 0; |
| *(uint8_t*)0x20e6f00a = 0; |
| *(uint8_t*)0x20e6f00b = 0; |
| *(uint8_t*)0x20e6f00c = 0; |
| *(uint8_t*)0x20e6f00d = 0; |
| *(uint8_t*)0x20e6f00e = 0; |
| *(uint8_t*)0x20e6f00f = 0; |
| *(uint8_t*)0x20e6f010 = 0; |
| *(uint8_t*)0x20e6f011 = 0; |
| *(uint8_t*)0x20e6f012 = -1; |
| *(uint8_t*)0x20e6f013 = -1; |
| *(uint8_t*)0x20e6f014 = 0xac; |
| *(uint8_t*)0x20e6f015 = 0x14; |
| *(uint8_t*)0x20e6f016 = 0; |
| *(uint8_t*)0x20e6f017 = 0xaa; |
| *(uint32_t*)0x20e6f018 = 1; |
| syscall(__NR_connect, r[0], 0x20e6f000, 0x1c); |
| *(uint16_t*)0x20d94fe4 = 0xa; |
| *(uint16_t*)0x20d94fe6 = htobe16(0x4e20); |
| *(uint32_t*)0x20d94fe8 = 4; |
| *(uint8_t*)0x20d94fec = 0xfe; |
| *(uint8_t*)0x20d94fed = 0x80; |
| *(uint8_t*)0x20d94fee = 0; |
| *(uint8_t*)0x20d94fef = 0; |
| *(uint8_t*)0x20d94ff0 = 0; |
| *(uint8_t*)0x20d94ff1 = 0; |
| *(uint8_t*)0x20d94ff2 = 0; |
| *(uint8_t*)0x20d94ff3 = 0; |
| *(uint8_t*)0x20d94ff4 = 0; |
| *(uint8_t*)0x20d94ff5 = 0; |
| *(uint8_t*)0x20d94ff6 = 0; |
| *(uint8_t*)0x20d94ff7 = 0; |
| *(uint8_t*)0x20d94ff8 = 0; |
| *(uint8_t*)0x20d94ff9 = 0; |
| *(uint8_t*)0x20d94ffa = 0; |
| *(uint8_t*)0x20d94ffb = 0xaa; |
| *(uint32_t*)0x20d94ffc = 9; |
| syscall(__NR_connect, r[0], 0x20d94fe4, 0x1c); |
| r[1] = syscall(__NR_socket, 0x18, 1, 1); |
| *(uint16_t*)0x205fafd2 = 0x18; |
| *(uint32_t*)0x205fafd4 = 1; |
| *(uint32_t*)0x205fafd8 = 0; |
| *(uint32_t*)0x205fafdc = r[0]; |
| *(uint16_t*)0x205fafe0 = 2; |
| *(uint16_t*)0x205fafe2 = htobe16(0x4e21); |
| *(uint32_t*)0x205fafe4 = htobe32(0xe0000002); |
| *(uint8_t*)0x205fafe8 = 0; |
| *(uint8_t*)0x205fafe9 = 0; |
| *(uint8_t*)0x205fafea = 0; |
| *(uint8_t*)0x205fafeb = 0; |
| *(uint8_t*)0x205fafec = 0; |
| *(uint8_t*)0x205fafed = 0; |
| *(uint8_t*)0x205fafee = 0; |
| *(uint8_t*)0x205fafef = 0; |
| *(uint32_t*)0x205faff0 = 4; |
| *(uint32_t*)0x205faff4 = 0; |
| *(uint32_t*)0x205faff8 = 2; |
| *(uint32_t*)0x205faffc = 0; |
| syscall(__NR_connect, r[1], 0x205fafd2, 0x2e); |
| *(uint64_t*)0x2055b000 = 0x20000000; |
| *(uint32_t*)0x2055b008 = 0; |
| *(uint64_t*)0x2055b010 = 0x20210fd0; |
| *(uint64_t*)0x2055b018 = 3; |
| *(uint64_t*)0x2055b020 = 0x20000000; |
| *(uint64_t*)0x2055b028 = 0; |
| *(uint32_t*)0x2055b030 = 4; |
| *(uint32_t*)0x2055b038 = 3; |
| *(uint64_t*)0x20210fd0 = 0x209bc000; |
| *(uint64_t*)0x20210fd8 = 0; |
| *(uint64_t*)0x20210fe0 = 0x20d71000; |
| *(uint64_t*)0x20210fe8 = 0; |
| *(uint64_t*)0x20210ff0 = 0x20c99000; |
| *(uint64_t*)0x20210ff8 = 0; |
| syscall(__NR_sendmmsg, r[1], 0x2055b000, 1, 0x20000000); |
| } |
| |
| int main() |
| { |
| loop(); |
| return 0; |
| } |
