// https://syzkaller.appspot.com/bug?id=40abc1f181d9c0f680a6f31245098d4314e162e8 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off)) #define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len) \ *(type*)(addr) = \ htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) | \ (((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len)))) uint64_t r[5] = {0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0}; int main(void) { syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 3ul, 0x32ul, -1, 0ul); intptr_t res = 0; res = syscall(__NR_socket, 0x11ul, 2ul, 0x300); if (res != -1) r[0] = res; memcpy((void*)0x20000180, "bond0\000\000\000\000\000\000\000\000\000\000\000", 16); *(uint32_t*)0x20000190 = 0; res = syscall(__NR_ioctl, r[0], 0x8933, 0x20000180ul); if (res != -1) r[1] = *(uint32_t*)0x20000190; *(uint16_t*)0x20000100 = 0x11; *(uint16_t*)0x20000102 = htobe16(0); *(uint32_t*)0x20000104 = r[1]; *(uint16_t*)0x20000108 = 1; *(uint8_t*)0x2000010a = 0; *(uint8_t*)0x2000010b = 6; *(uint8_t*)0x2000010c = 0xaa; *(uint8_t*)0x2000010d = 0xaa; *(uint8_t*)0x2000010e = 0xaa; *(uint8_t*)0x2000010f = 0xaa; *(uint8_t*)0x20000110 = 0xaa; *(uint8_t*)0x20000111 = 0xaa; *(uint8_t*)0x20000112 = 0; *(uint8_t*)0x20000113 = 0; syscall(__NR_bind, -1, 0x20000100ul, 0x14ul); res = syscall(__NR_socket, 0x10ul, 3ul, 0); if (res != -1) r[2] = res; res = syscall(__NR_socket, 1ul, 0x803ul, 0); if (res != -1) r[3] = res; *(uint32_t*)0x200002c0 = 0x14; res = syscall(__NR_getsockname, r[3], 0x20000100ul, 0x200002c0ul); if (res != -1) r[4] = *(uint32_t*)0x20000104; *(uint64_t*)0x20000080 = 0; *(uint32_t*)0x20000088 = 0; *(uint64_t*)0x20000090 = 0x20000000; *(uint64_t*)0x20000000 = 0x20000300; *(uint32_t*)0x20000300 = 0xa8; *(uint16_t*)0x20000304 = 0x10; *(uint16_t*)0x20000306 = 0x401; *(uint32_t*)0x20000308 = 0; *(uint32_t*)0x2000030c = 0; *(uint8_t*)0x20000310 = 0; *(uint8_t*)0x20000311 = 0; *(uint16_t*)0x20000312 = 0; *(uint32_t*)0x20000314 = 0; *(uint32_t*)0x20000318 = 0; *(uint32_t*)0x2000031c = 0; *(uint16_t*)0x20000320 = 0x78; STORE_BY_BITMASK(uint16_t, , 0x20000322, 0x12, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000323, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000323, 1, 7, 1); *(uint16_t*)0x20000324 = 0xc; *(uint16_t*)0x20000326 = 1; memcpy((void*)0x20000328, "macvlan\000", 8); *(uint16_t*)0x20000330 = 0x68; STORE_BY_BITMASK(uint16_t, , 0x20000332, 2, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000333, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000333, 1, 7, 1); *(uint16_t*)0x20000334 = 8; *(uint16_t*)0x20000336 = 1; *(uint32_t*)0x20000338 = 8; *(uint16_t*)0x2000033c = 0x34; STORE_BY_BITMASK(uint16_t, , 0x2000033e, 5, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x2000033f, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x2000033f, 1, 7, 1); *(uint16_t*)0x20000340 = 0xa; *(uint16_t*)0x20000342 = 4; *(uint8_t*)0x20000344 = 1; *(uint8_t*)0x20000345 = 0x80; *(uint8_t*)0x20000346 = 0xc2; *(uint8_t*)0x20000347 = 0; *(uint8_t*)0x20000348 = 0; *(uint8_t*)0x20000349 = 1; *(uint16_t*)0x2000034c = 0xa; *(uint16_t*)0x2000034e = 4; *(uint8_t*)0x20000350 = 0xaa; *(uint8_t*)0x20000351 = 0xaa; *(uint8_t*)0x20000352 = 0xaa; *(uint8_t*)0x20000353 = 0xaa; *(uint8_t*)0x20000354 = 0xaa; *(uint8_t*)0x20000355 = 0x27; *(uint16_t*)0x20000358 = 0xa; *(uint16_t*)0x2000035a = 4; *(uint8_t*)0x2000035c = 0xaa; *(uint8_t*)0x2000035d = 0xaa; *(uint8_t*)0x2000035e = 0xaa; *(uint8_t*)0x2000035f = 0xaa; *(uint8_t*)0x20000360 = 0xaa; *(uint8_t*)0x20000361 = 0xbb; *(uint16_t*)0x20000364 = 0xa; *(uint16_t*)0x20000366 = 4; *(uint8_t*)0x20000368 = 0xbb; *(uint8_t*)0x20000369 = 0xbb; *(uint8_t*)0x2000036a = 0xbb; *(uint8_t*)0x2000036b = 0xbb; *(uint8_t*)0x2000036c = 0xbb; *(uint8_t*)0x2000036d = 0xbb; *(uint16_t*)0x20000370 = 0x28; STORE_BY_BITMASK(uint16_t, , 0x20000372, 5, 0, 14); STORE_BY_BITMASK(uint16_t, , 0x20000373, 0, 6, 1); STORE_BY_BITMASK(uint16_t, , 0x20000373, 1, 7, 1); *(uint16_t*)0x20000374 = 0xa; *(uint16_t*)0x20000376 = 4; *(uint8_t*)0x20000378 = 0xaa; *(uint8_t*)0x20000379 = 0xaa; *(uint8_t*)0x2000037a = 0xaa; *(uint8_t*)0x2000037b = 0xaa; *(uint8_t*)0x2000037c = 0xaa; *(uint8_t*)0x2000037d = 0xaa; *(uint16_t*)0x20000380 = 0xa; *(uint16_t*)0x20000382 = 4; *(uint8_t*)0x20000384 = 1; *(uint8_t*)0x20000385 = 0x80; *(uint8_t*)0x20000386 = 0xc2; *(uint8_t*)0x20000387 = 0; *(uint8_t*)0x20000388 = 0; *(uint8_t*)0x20000389 = 2; *(uint16_t*)0x2000038c = 0xa; *(uint16_t*)0x2000038e = 4; *(uint8_t*)0x20000390 = 0xaa; *(uint8_t*)0x20000391 = 0xaa; *(uint8_t*)0x20000392 = 0xaa; *(uint8_t*)0x20000393 = 0xaa; *(uint8_t*)0x20000394 = 0xaa; *(uint8_t*)0x20000395 = 0x24; *(uint16_t*)0x20000398 = 8; *(uint16_t*)0x2000039a = 5; *(uint32_t*)0x2000039c = r[4]; *(uint16_t*)0x200003a0 = 8; *(uint16_t*)0x200003a2 = 0xa; *(uint32_t*)0x200003a4 = r[4]; *(uint64_t*)0x20000008 = 0xa8; *(uint64_t*)0x20000098 = 1; *(uint64_t*)0x200000a0 = 0; *(uint64_t*)0x200000a8 = 0; *(uint32_t*)0x200000b0 = 0; syscall(__NR_sendmsg, r[2], 0x20000080ul, 0x800ul); return 0; }