// https://syzkaller.appspot.com/bug?id=806be1ee5aa1ccf8f49ce7600b2d4a5b7be9ae2c // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); const char* reason; (void)reason; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } // mmap arguments: [ // addr: VMA[0xff5000] // len: len = 0xff5000 (8 bytes) // prot: mmap_prot = 0x2 (8 bytes) // flags: mmap_flags = 0x4c831 (8 bytes) // fd: fd (resource) // offset: intptr = 0x0 (8 bytes) // ] syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0xff5000ul, /*prot=PROT_WRITE*/ 2ul, /*flags=MAP_POPULATE|MAP_NORESERVE|MAP_HUGETLB|MAP_FIXED|0x821*/ 0x4c831ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); // mbind arguments: [ // addr: VMA[0x600000] // len: len = 0x600000 (8 bytes) // mode: mbind_mode = 0x1 (8 bytes) // nodemask: nil // maxnode: intptr = 0x0 (8 bytes) // flags: mbind_flags = 0x2 (8 bytes) // ] syscall(__NR_mbind, /*addr=*/0x200000000000ul, /*len=*/0x600000ul, /*mode=MPOL_PREFERRED*/ 1ul, /*nodemask=*/0ul, /*maxnode=*/0ul, /*flags=MPOL_MF_MOVE*/ 2ul); return 0; }