// https://syzkaller.appspot.com/bug?id=c09e097230f8e56acd3e6957b23fe25ef5b3da7e // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[1] = {0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); intptr_t res = 0; res = syscall(__NR_socket, /*fam=*/0x21ul, /*type=*/2ul, /*proto=AF_INET6*/ 0xa); if (res != -1) r[0] = res; *(uint16_t*)0x20000040 = 0x21; *(uint16_t*)0x20000042 = 0; *(uint16_t*)0x20000044 = 2; *(uint16_t*)0x20000046 = 0x1c; *(uint16_t*)0x20000048 = 0xa; *(uint16_t*)0x2000004a = htobe16(0); *(uint32_t*)0x2000004c = htobe32(0); *(uint8_t*)0x20000050 = 0xfc; *(uint8_t*)0x20000051 = 0; memset((void*)0x20000052, 0, 13); *(uint8_t*)0x2000005f = 0; *(uint32_t*)0x20000060 = 0; syscall(__NR_connect, /*fd=*/r[0], /*addr=*/0x20000040ul, /*addrlen=*/0x24ul); *(uint64_t*)0x20000180 = 0; *(uint32_t*)0x20000188 = 0xfffffd6b; *(uint64_t*)0x20000190 = 0; *(uint64_t*)0x20000198 = 0; *(uint64_t*)0x200001a0 = 0x200000c0; *(uint64_t*)0x200000c0 = 0x18; *(uint32_t*)0x200000c8 = 0x110; *(uint32_t*)0x200000cc = 1; *(uint32_t*)0x200000d0 = 0; *(uint64_t*)0x200001a8 = 0x18; *(uint32_t*)0x200001b0 = 0x4c00; syscall( __NR_sendmsg, /*fd=*/r[0], /*msg=*/0x20000180ul, /*f=MSG_ZEROCOPY|MSG_FASTOPEN|MSG_BATCH|MSG_PROBE|MSG_MORE|MSG_EOR|MSG_DONTROUTE|0x3d2250a*/ 0x27d6a59eul); return 0; }