// https://syzkaller.appspot.com/bug?id=048f650e99696f881872a285cef0e3b9bd4f4e25 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x1012ul, -1, 0ul); intptr_t res = 0; res = syscall(SYS_socket, 2ul, 2ul, 0x88); if (res != -1) r[0] = res; syscall(SYS_recvmsg, r[0], 0ul, 2ul); res = syscall(SYS_dup, r[0]); if (res != -1) r[1] = res; syscall(SYS_shutdown, r[1], 0ul); syscall(SYS_recvfrom, r[1], 0ul, 0ul, 0x40003ul, 0ul, 0ul); res = syscall(SYS_socket, 2ul, 1ul, 0); if (res != -1) r[2] = res; memcpy((void*)0x20000080, "rack\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000", 32); *(uint32_t*)0x200000a0 = 0; syscall(SYS_setsockopt, r[2], 6, 0x2000, 0x20000080ul, 0x24ul); *(uint8_t*)0x20000000 = 0x2c; *(uint8_t*)0x20000001 = 2; *(uint16_t*)0x20000002 = htobe16(0x4e21); *(uint32_t*)0x20000004 = htobe32(-1); *(uint8_t*)0x20000008 = 0; *(uint8_t*)0x20000009 = 0; *(uint8_t*)0x2000000a = 0; *(uint8_t*)0x2000000b = 0; *(uint8_t*)0x2000000c = 0; *(uint8_t*)0x2000000d = 0; *(uint8_t*)0x2000000e = 0; *(uint8_t*)0x2000000f = 0; syscall(SYS_sendto, r[2], 0ul, 0ul, 0ul, 0x20000000ul, 0x10ul); *(uint8_t*)0x200000c0 = 0x1c; *(uint8_t*)0x200000c1 = 0x1c; *(uint16_t*)0x200000c2 = htobe16(0x4e21); *(uint32_t*)0x200000c4 = 9; *(uint8_t*)0x200000c8 = -1; *(uint8_t*)0x200000c9 = 2; *(uint8_t*)0x200000ca = 0; *(uint8_t*)0x200000cb = 0; *(uint8_t*)0x200000cc = 0; *(uint8_t*)0x200000cd = 0; *(uint8_t*)0x200000ce = 0; *(uint8_t*)0x200000cf = 0; *(uint8_t*)0x200000d0 = 0; *(uint8_t*)0x200000d1 = 0; *(uint8_t*)0x200000d2 = 0; *(uint8_t*)0x200000d3 = 0; *(uint8_t*)0x200000d4 = 0; *(uint8_t*)0x200000d5 = 0; *(uint8_t*)0x200000d6 = 0; *(uint8_t*)0x200000d7 = 1; *(uint32_t*)0x200000d8 = 0xbb8; syscall(SYS_sendto, r[2], 0ul, 0ul, 5ul, 0x200000c0ul, 0x1cul); return 0; }