// https://syzkaller.appspot.com/bug?id=f1e59da6d63130a2e9d2753398781568f2bbd401 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0x0}; 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, /*domain=*/0xaul, /*type=*/2ul, /*proto=*/0); if (res != -1) r[0] = res; res = syscall(__NR_io_setup, /*n=*/1, /*ctx=*/0x20000040ul); if (res != -1) r[1] = *(uint64_t*)0x20000040; *(uint64_t*)0x20001600 = 0x200000c0; *(uint64_t*)0x200000c0 = 0; *(uint32_t*)0x200000c8 = 0; *(uint32_t*)0x200000cc = 0; *(uint16_t*)0x200000d0 = 5; *(uint16_t*)0x200000d2 = 0; *(uint32_t*)0x200000d4 = r[0]; *(uint64_t*)0x200000d8 = 0; *(uint64_t*)0x200000e0 = 0; *(uint64_t*)0x200000e8 = 0; *(uint64_t*)0x200000f0 = 0; *(uint32_t*)0x200000f8 = 0; *(uint32_t*)0x200000fc = -1; syscall(__NR_io_submit, /*ctx=*/r[1], /*nr=*/1ul, /*iocbpp=*/0x20001600ul); *(uint64_t*)0x200000c0 = 0; *(uint32_t*)0x200000c8 = 0; *(uint32_t*)0x200000cc = 0; *(uint16_t*)0x200000d0 = 0; *(uint16_t*)0x200000d2 = 0; *(uint32_t*)0x200000d4 = -1; *(uint64_t*)0x200000d8 = 0; *(uint64_t*)0x200000e0 = 0; *(uint64_t*)0x200000e8 = 0; *(uint64_t*)0x200000f0 = 0; *(uint32_t*)0x200000f8 = 0; *(uint32_t*)0x200000fc = -1; syscall(__NR_io_cancel, /*ctx=*/r[1], /*iocb=*/0x200000c0ul, /*res=*/0ul); return 0; }