| // BUG: unable to handle kernel paging request in skb_release_data |
| // https://syzkaller.appspot.com/bug?id=d1baeb189d38d5ba53517876c89b20d4e6857bc6 |
| // status:fixed |
| // autogenerated by syzkaller (http://github.com/google/syzkaller) |
| |
| #ifndef __NR_memfd_create |
| #define __NR_memfd_create 319 |
| #endif |
| |
| #define _GNU_SOURCE |
| |
| #include <arpa/inet.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <linux/if.h> |
| #include <linux/if_ether.h> |
| #include <linux/if_tun.h> |
| #include <linux/ip.h> |
| #include <linux/tcp.h> |
| #include <net/if_arp.h> |
| #include <pthread.h> |
| #include <sched.h> |
| #include <setjmp.h> |
| #include <signal.h> |
| #include <stdarg.h> |
| #include <stdbool.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/ioctl.h> |
| #include <sys/prctl.h> |
| #include <sys/resource.h> |
| #include <sys/stat.h> |
| #include <sys/syscall.h> |
| #include <sys/time.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| |
| const int kFailStatus = 67; |
| const int kRetryStatus = 69; |
| |
| __attribute__((noreturn)) static void doexit(int status) |
| { |
| volatile unsigned i; |
| syscall(__NR_exit_group, status); |
| for (i = 0;; i++) { |
| } |
| } |
| |
| __attribute__((noreturn)) static void fail(const char* msg, ...) |
| { |
| int e = errno; |
| fflush(stdout); |
| va_list args; |
| va_start(args, msg); |
| vfprintf(stderr, msg, args); |
| va_end(args); |
| fprintf(stderr, " (errno %d)\n", e); |
| doexit((e == ENOMEM || e == EAGAIN) ? kRetryStatus : kFailStatus); |
| } |
| |
| #define BITMASK_LEN(type, bf_len) (type)((1ull << (bf_len)) - 1) |
| |
| #define BITMASK_LEN_OFF(type, bf_off, bf_len) \ |
| (type)(BITMASK_LEN(type, (bf_len)) << (bf_off)) |
| |
| #define STORE_BY_BITMASK(type, addr, val, bf_off, bf_len) \ |
| if ((bf_off) == 0 && (bf_len) == 0) { \ |
| *(type*)(addr) = (type)(val); \ |
| } else { \ |
| type new_val = *(type*)(addr); \ |
| new_val &= ~BITMASK_LEN_OFF(type, (bf_off), (bf_len)); \ |
| new_val |= ((type)(val)&BITMASK_LEN(type, (bf_len))) << (bf_off); \ |
| *(type*)(addr) = new_val; \ |
| } |
| |
| static __thread int skip_segv; |
| static __thread jmp_buf segv_env; |
| |
| static void segv_handler(int sig, siginfo_t* info, void* uctx) |
| { |
| uintptr_t addr = (uintptr_t)info->si_addr; |
| const uintptr_t prog_start = 1 << 20; |
| const uintptr_t prog_end = 100 << 20; |
| if (__atomic_load_n(&skip_segv, __ATOMIC_RELAXED) && |
| (addr < prog_start || addr > prog_end)) { |
| _longjmp(segv_env, 1); |
| } |
| doexit(sig); |
| for (;;) { |
| } |
| } |
| |
| static void install_segv_handler() |
| { |
| struct sigaction sa; |
| |
| memset(&sa, 0, sizeof(sa)); |
| sa.sa_handler = SIG_IGN; |
| syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8); |
| syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8); |
| |
| memset(&sa, 0, sizeof(sa)); |
| sa.sa_sigaction = segv_handler; |
| sa.sa_flags = SA_NODEFER | SA_SIGINFO; |
| sigaction(SIGSEGV, &sa, NULL); |
| sigaction(SIGBUS, &sa, NULL); |
| } |
| |
| #define NONFAILING(...) \ |
| { \ |
| __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); \ |
| if (_setjmp(segv_env) == 0) { \ |
| __VA_ARGS__; \ |
| } \ |
| __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); \ |
| } |
| |
| static void use_temporary_dir() |
| { |
| char tmpdir_template[] = "./syzkaller.XXXXXX"; |
| char* tmpdir = mkdtemp(tmpdir_template); |
| if (!tmpdir) |
| fail("failed to mkdtemp"); |
| if (chmod(tmpdir, 0777)) |
| fail("failed to chmod"); |
| if (chdir(tmpdir)) |
| fail("failed to chdir"); |
| } |
| |
| static void vsnprintf_check(char* str, size_t size, const char* format, |
| va_list args) |
| { |
| int rv; |
| |
| rv = vsnprintf(str, size, format, args); |
| if (rv < 0) |
| fail("tun: snprintf failed"); |
| if ((size_t)rv >= size) |
| fail("tun: string '%s...' doesn't fit into buffer", str); |
| } |
| |
| static void snprintf_check(char* str, size_t size, const char* format, |
| ...) |
| { |
| va_list args; |
| |
| va_start(args, format); |
| vsnprintf_check(str, size, format, args); |
| va_end(args); |
| } |
| |
| #define COMMAND_MAX_LEN 128 |
| |
| static void execute_command(const char* format, ...) |
| { |
| va_list args; |
| char command[COMMAND_MAX_LEN]; |
| int rv; |
| |
| va_start(args, format); |
| |
| vsnprintf_check(command, sizeof(command), format, args); |
| rv = system(command); |
| if (rv != 0) |
| fail("tun: command \"%s\" failed with code %d", &command[0], rv); |
| |
| va_end(args); |
| } |
| |
| static int tunfd = -1; |
| |
| #define SYZ_TUN_MAX_PACKET_SIZE 1000 |
| |
| #define MAX_PIDS 32 |
| #define ADDR_MAX_LEN 32 |
| |
| #define LOCAL_MAC "aa:aa:aa:aa:aa:%02hx" |
| #define REMOTE_MAC "bb:bb:bb:bb:bb:%02hx" |
| |
| #define LOCAL_IPV4 "172.20.%d.170" |
| #define REMOTE_IPV4 "172.20.%d.187" |
| |
| #define LOCAL_IPV6 "fe80::%02hxaa" |
| #define REMOTE_IPV6 "fe80::%02hxbb" |
| |
| static void initialize_tun(uint64_t pid) |
| { |
| if (pid >= MAX_PIDS) |
| fail("tun: no more than %d executors", MAX_PIDS); |
| int id = pid; |
| |
| tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK); |
| if (tunfd == -1) |
| fail("tun: can't open /dev/net/tun"); |
| |
| char iface[IFNAMSIZ]; |
| snprintf_check(iface, sizeof(iface), "syz%d", id); |
| |
| struct ifreq ifr; |
| memset(&ifr, 0, sizeof(ifr)); |
| strncpy(ifr.ifr_name, iface, IFNAMSIZ); |
| ifr.ifr_flags = IFF_TAP | IFF_NO_PI; |
| if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) |
| fail("tun: ioctl(TUNSETIFF) failed"); |
| |
| char local_mac[ADDR_MAX_LEN]; |
| snprintf_check(local_mac, sizeof(local_mac), LOCAL_MAC, id); |
| char remote_mac[ADDR_MAX_LEN]; |
| snprintf_check(remote_mac, sizeof(remote_mac), REMOTE_MAC, id); |
| |
| char local_ipv4[ADDR_MAX_LEN]; |
| snprintf_check(local_ipv4, sizeof(local_ipv4), LOCAL_IPV4, id); |
| char remote_ipv4[ADDR_MAX_LEN]; |
| snprintf_check(remote_ipv4, sizeof(remote_ipv4), REMOTE_IPV4, id); |
| |
| char local_ipv6[ADDR_MAX_LEN]; |
| snprintf_check(local_ipv6, sizeof(local_ipv6), LOCAL_IPV6, id); |
| char remote_ipv6[ADDR_MAX_LEN]; |
| snprintf_check(remote_ipv6, sizeof(remote_ipv6), REMOTE_IPV6, id); |
| |
| execute_command("sysctl -w net.ipv6.conf.%s.accept_dad=0", iface); |
| |
| execute_command("sysctl -w net.ipv6.conf.%s.router_solicitations=0", |
| iface); |
| |
| execute_command("ip link set dev %s address %s", iface, local_mac); |
| execute_command("ip addr add %s/24 dev %s", local_ipv4, iface); |
| execute_command("ip -6 addr add %s/120 dev %s", local_ipv6, iface); |
| execute_command("ip neigh add %s lladdr %s dev %s nud permanent", |
| remote_ipv4, remote_mac, iface); |
| execute_command("ip -6 neigh add %s lladdr %s dev %s nud permanent", |
| remote_ipv6, remote_mac, iface); |
| execute_command("ip link set dev %s up", iface); |
| } |
| |
| static void setup_tun(uint64_t pid, bool enable_tun) |
| { |
| if (enable_tun) |
| initialize_tun(pid); |
| } |
| |
| struct csum_inet { |
| uint32_t acc; |
| }; |
| |
| static void csum_inet_init(struct csum_inet* csum) |
| { |
| csum->acc = 0; |
| } |
| |
| static void csum_inet_update(struct csum_inet* csum, |
| const uint8_t* data, size_t length) |
| { |
| if (length == 0) |
| return; |
| |
| size_t i; |
| for (i = 0; i < length - 1; i += 2) |
| csum->acc += *(uint16_t*)&data[i]; |
| |
| if (length & 1) |
| csum->acc += (uint16_t)data[length - 1]; |
| |
| while (csum->acc > 0xffff) |
| csum->acc = (csum->acc & 0xffff) + (csum->acc >> 16); |
| } |
| |
| static uint16_t csum_inet_digest(struct csum_inet* csum) |
| { |
| return ~csum->acc; |
| } |
| |
| static uintptr_t syz_emit_ethernet(uintptr_t a0, uintptr_t a1) |
| { |
| |
| if (tunfd < 0) |
| return (uintptr_t)-1; |
| |
| int64_t length = a0; |
| char* data = (char*)a1; |
| return write(tunfd, data, length); |
| } |
| |
| static uintptr_t syz_open_dev(uintptr_t a0, uintptr_t a1, uintptr_t a2) |
| { |
| if (a0 == 0xc || a0 == 0xb) { |
| char buf[128]; |
| sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", |
| (uint8_t)a1, (uint8_t)a2); |
| return open(buf, O_RDWR, 0); |
| } else { |
| char buf[1024]; |
| char* hash; |
| NONFAILING(strncpy(buf, (char*)a0, sizeof(buf))); |
| buf[sizeof(buf) - 1] = 0; |
| while ((hash = strchr(buf, '#'))) { |
| *hash = '0' + (char)(a1 % 10); |
| a1 /= 10; |
| } |
| return open(buf, a2, 0); |
| } |
| } |
| |
| static void loop(); |
| |
| static void sandbox_common() |
| { |
| prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); |
| setpgrp(); |
| setsid(); |
| |
| struct rlimit rlim; |
| rlim.rlim_cur = rlim.rlim_max = 128 << 20; |
| setrlimit(RLIMIT_AS, &rlim); |
| rlim.rlim_cur = rlim.rlim_max = 8 << 20; |
| setrlimit(RLIMIT_MEMLOCK, &rlim); |
| rlim.rlim_cur = rlim.rlim_max = 1 << 20; |
| setrlimit(RLIMIT_FSIZE, &rlim); |
| rlim.rlim_cur = rlim.rlim_max = 1 << 20; |
| setrlimit(RLIMIT_STACK, &rlim); |
| rlim.rlim_cur = rlim.rlim_max = 0; |
| setrlimit(RLIMIT_CORE, &rlim); |
| |
| unshare(CLONE_NEWNS); |
| unshare(CLONE_NEWIPC); |
| unshare(CLONE_IO); |
| } |
| |
| static int do_sandbox_none(int executor_pid, bool enable_tun) |
| { |
| int pid = fork(); |
| if (pid) |
| return pid; |
| |
| sandbox_common(); |
| setup_tun(executor_pid, enable_tun); |
| |
| loop(); |
| doexit(1); |
| } |
| |
| static void test(); |
| |
| void loop() |
| { |
| while (1) { |
| test(); |
| } |
| } |
| |
| long r[347]; |
| void* thr(void* arg) |
| { |
| switch ((long)arg) { |
| case 0: |
| r[0] = syscall(__NR_mmap, 0x20000000ul, 0xfff000ul, 0x3ul, 0x32ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 1: |
| NONFAILING(*(uint32_t*)0x204e7000 = (uint32_t)0x2); |
| NONFAILING(*(uint32_t*)0x204e7004 = (uint32_t)0x78); |
| NONFAILING(*(uint8_t*)0x204e7008 = (uint8_t)0xdf); |
| NONFAILING(*(uint8_t*)0x204e7009 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x204e700a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x204e700b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e700c = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7010 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7018 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7020 = (uint64_t)0x0); |
| NONFAILING(*(uint8_t*)0x204e7028 = (uint8_t)0xfffffffffffffffe); |
| NONFAILING(*(uint8_t*)0x204e7029 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x204e702a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x204e702b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e702c = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e7030 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e7034 = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7038 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7040 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7048 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7050 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7058 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e7060 = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x204e7068 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x204e7070 = (uint32_t)0x0); |
| NONFAILING(*(uint16_t*)0x204e7074 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x204e7076 = (uint16_t)0x0); |
| r[28] = syscall(__NR_perf_event_open, 0x204e7000ul, 0x0ul, |
| 0xfffffffffffffffful, 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 2: |
| NONFAILING(memcpy( |
| (void*)0x2003e000, |
| "\x40\xe4\x70\x72\x6f\x63\x6b\x65\x04\x9b\x69\x67\x00", 13)); |
| r[30] = syscall(__NR_memfd_create, 0x2003e000ul, 0x20000001ul); |
| break; |
| case 3: |
| NONFAILING(*(uint32_t*)0x205bbffc = (uint32_t)0x8); |
| r[32] = syscall(__NR_getsockopt, 0xfffffffffffffffful, 0x84ul, |
| 0x14ul, 0x20019000ul, 0x205bbffcul); |
| break; |
| case 4: |
| NONFAILING(memcpy( |
| (void*)0x207a9000, |
| "\x2f\x64\x65\x76\x2f\x73\x6e\x64\x2f\x73\x65\x71\x00", 13)); |
| r[34] = syz_open_dev(0x207a9000ul, 0x0ul, 0x8000000000101ul); |
| break; |
| case 5: |
| NONFAILING(*(uint32_t*)0x2002b000 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2002b004 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2002b008 = (uint32_t)0x0); |
| NONFAILING( |
| memcpy((void*)0x2002b00c, |
| "\x9e\xde\x7a\x8c\x5a\xe9\x5e\xc8\x67\x2c\x93\x34\x0f" |
| "\x64\x3a\x66\x4f\x13\xee\xab\x65\xc0\x32\x29\x01\xdc" |
| "\x6b\xd3\x6c\xde\x2c\x51\xf0\x1b\x7f\x0b\x01\x4f\x9f" |
| "\x91\xee\xb7\xc3\x7c\x72\x40\xf4\x76\xc8\xd7\x53\xd0" |
| "\x00\xaa\x8f\xaf\x8f\xb5\x74\xdb\xcf\xa6\xdc\x4d", |
| 64)); |
| NONFAILING(*(uint32_t*)0x2002b04c = (uint32_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b050 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b051 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b052 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b053 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b054 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b055 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b056 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b057 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b058 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b059 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05b = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05c = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05d = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05e = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b05f = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b060 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b061 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b062 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b063 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b064 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b065 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b066 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b067 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b068 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b069 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06b = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06c = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06d = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06e = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b06f = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b070 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b071 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b072 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b073 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b074 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b075 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b076 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b077 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b078 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b079 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07b = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07c = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07d = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07e = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b07f = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b080 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b081 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b082 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b083 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b084 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b085 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b086 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b087 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b088 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b089 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b08a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2002b08b = (uint8_t)0x0); |
| r[100] = syscall(__NR_ioctl, 0xfffffffffffffffful, 0xc08c5332ul, |
| 0x2002b000ul); |
| break; |
| case 6: |
| r[101] = syscall(__NR_mmap, 0x20000000ul, 0x10000ul, 0x3ul, 0x32ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 7: |
| r[102] = |
| syscall(__NR_mmap, 0x20000000ul, 0xfc9000ul, 0x40001000006ul, |
| 0x32ul, 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 8: |
| NONFAILING(memcpy((void*)0x20e99ffb, "\x75\x73\x65\x72\x00", 5)); |
| NONFAILING(*(uint8_t*)0x20fc9ffb = (uint8_t)0x73); |
| NONFAILING(*(uint8_t*)0x20fc9ffc = (uint8_t)0x79); |
| NONFAILING(*(uint8_t*)0x20fc9ffd = (uint8_t)0x7a); |
| NONFAILING(*(uint8_t*)0x20fc9ffe = (uint8_t)0x21); |
| NONFAILING(*(uint8_t*)0x20fc9fff = (uint8_t)0x0); |
| NONFAILING(memcpy((void*)0x20450fff, "\x00", 1)); |
| r[110] = syscall(__NR_request_key, 0x20e99ffbul, 0x20fc9ffbul, |
| 0x20450ffful, 0xfffffffffffffffful); |
| break; |
| case 9: |
| r[111] = syscall(__NR_mmap, 0x20fca000ul, 0x1000ul, 0x3ul, 0x32ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 10: |
| NONFAILING(memcpy((void*)0x20fcafef, |
| "\x2f\x64\x65\x76\x2f\x76\x67\x61\x5f\x61\x72\x62" |
| "\x69\x74\x65\x72\x00", |
| 17)); |
| r[113] = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20fcafeful, |
| 0x10100ul, 0x0ul); |
| break; |
| case 11: |
| NONFAILING(*(uint32_t*)0x20f7afec = (uint32_t)0x7); |
| NONFAILING(*(uint16_t*)0x20f7aff0 = (uint16_t)0x7); |
| NONFAILING(*(uint16_t*)0x20f7aff2 = (uint16_t)0x9); |
| NONFAILING(*(uint16_t*)0x20f7aff4 = (uint16_t)0x7); |
| NONFAILING(*(uint16_t*)0x20f7aff6 = (uint16_t)0x89eb); |
| NONFAILING(*(uint16_t*)0x20f7aff8 = (uint16_t)0xfffffffffffffff8); |
| NONFAILING(*(uint16_t*)0x20f7affa = (uint16_t)0xffffffff); |
| NONFAILING(*(uint16_t*)0x20f7affc = (uint16_t)0x1); |
| NONFAILING(*(uint32_t*)0x2066c000 = (uint32_t)0x14); |
| r[123] = syscall(__NR_getsockopt, r[113], 0x84ul, 0x16ul, |
| 0x20f7afecul, 0x2066c000ul); |
| break; |
| case 12: |
| r[124] = syscall(__NR_mmap, 0x20fc9000ul, 0x1000ul, 0x8ul, 0x8011ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 13: |
| r[125] = syscall(__NR_keyctl, 0xbul, r[110], 0x20fc9fd7ul, 0x0ul); |
| break; |
| case 14: |
| NONFAILING(*(uint32_t*)0x20f0c000 = (uint32_t)0x1); |
| NONFAILING(*(uint32_t*)0x20f0c004 = (uint32_t)0x78); |
| NONFAILING(*(uint8_t*)0x20f0c008 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c009 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c00a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c00b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c00c = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c010 = (uint64_t)0x5); |
| NONFAILING(*(uint64_t*)0x20f0c018 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c020 = (uint64_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c028 = (uint8_t)0xd34); |
| NONFAILING(*(uint8_t*)0x20f0c029 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c02a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20f0c02b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c02c = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c030 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c034 = (uint32_t)0xfffffffffffffffe); |
| NONFAILING(*(uint64_t*)0x20f0c038 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c040 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c048 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c050 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20f0c058 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c060 = (uint32_t)0xfffffffffffffffd); |
| NONFAILING(*(uint64_t*)0x20f0c068 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x20f0c070 = (uint32_t)0x0); |
| NONFAILING(*(uint16_t*)0x20f0c074 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x20f0c076 = (uint16_t)0x0); |
| r[153] = syscall(__NR_perf_event_open, 0x20f0c000ul, 0x0ul, |
| 0xfffffffful, 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 15: |
| NONFAILING(*(uint32_t*)0x2001d000 = (uint32_t)0x2); |
| NONFAILING(*(uint32_t*)0x2001d004 = (uint32_t)0x78); |
| NONFAILING(*(uint8_t*)0x2001d008 = (uint8_t)0xd4e9); |
| NONFAILING(*(uint8_t*)0x2001d009 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2001d00a = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2001d00b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d00c = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d010 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d018 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d020 = (uint64_t)0x0); |
| NONFAILING(*(uint8_t*)0x2001d028 = (uint8_t)0xfe); |
| NONFAILING(*(uint8_t*)0x2001d029 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2001d02a = (uint8_t)0x80000000); |
| NONFAILING(*(uint8_t*)0x2001d02b = (uint8_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d02c = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d030 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d034 = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d038 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d040 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d048 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d050 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d058 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d060 = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x2001d068 = (uint64_t)0x0); |
| NONFAILING(*(uint32_t*)0x2001d070 = (uint32_t)0x0); |
| NONFAILING(*(uint16_t*)0x2001d074 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x2001d076 = (uint16_t)0x0); |
| r[181] = syscall(__NR_perf_event_open, 0x2001d000ul, 0x0ul, |
| 0xfffffffffffffffful, 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 16: |
| r[182] = syscall(__NR_mmap, 0x20fcb000ul, 0x1000ul, 0x3ul, 0x32ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 17: |
| NONFAILING(*(uint32_t*)0x20fcb000 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20fcb004 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20fcb008 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20fcb00c = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20fcb010 = (uint32_t)0x7); |
| NONFAILING(*(uint32_t*)0x20fcb014 = (uint32_t)0x12); |
| NONFAILING(*(uint32_t*)0x20fcb018 = (uint32_t)0x970a); |
| NONFAILING(*(uint32_t*)0x20fcb01c = (uint32_t)0x18); |
| NONFAILING( |
| memcpy((void*)0x20fcb020, |
| "\xda\xb7\x1d\xed\x1f\xe4\xf2\xc3\xc5\x70\x71\xa9\xcc" |
| "\x7d\x0d\x82\xb1\xfe\xe9\xca\x18\x2d\xf3\x8d\xfd\xc6" |
| "\x01\x57\xc1\x75\xda\x04\x10\xfc\xac\x07\x6d\x13\x6a" |
| "\x01\xc2\x3b\xe1\x21\xca\xc9\xb2\x67\x87\xe5\x22\x0a" |
| "\x95\x27\x91\x1b\x25\xda\x83\xb6\xe1\xef\x02\x94", |
| 64)); |
| NONFAILING(memcpy((void*)0x20fcb060, |
| "\xd4\xae\xad\x5f\x82\xc4\x5b\x91\x42\xbe\x9e\x6f" |
| "\xd6\x55\x6f\xf1\x27\xd5\x57\xe0\x3a\xa8\xe3\x2d" |
| "\x9d\x9d\x50\x91\x54\x20\x4f\xf3", |
| 32)); |
| NONFAILING(*(uint64_t*)0x20fcb080 = (uint64_t)0x5); |
| NONFAILING(*(uint64_t*)0x20fcb088 = (uint64_t)0x1); |
| NONFAILING(*(uint32_t*)0x20fcb090 = (uint32_t)0x0); |
| r[196] = syscall(__NR_ioctl, r[113], 0x4c02ul, 0x20fcb000ul); |
| break; |
| case 18: |
| r[197] = syscall(__NR_socket, 0xbul, 0x200000000000004ul, 0x3ul); |
| break; |
| case 19: |
| r[198] = syscall(__NR_mmap, 0x20000000ul, 0x11000ul, 0x3ul, 0x32ul, |
| 0xfffffffffffffffful, 0x0ul); |
| break; |
| case 20: |
| r[199] = syscall(__NR_socket, 0x2ul, 0x804ul, 0xdbeful); |
| break; |
| case 21: |
| NONFAILING(*(uint64_t*)0x20000fc8 = (uint64_t)0x20000ff0); |
| NONFAILING(*(uint32_t*)0x20000fd0 = (uint32_t)0x10); |
| NONFAILING(*(uint64_t*)0x20000fd8 = (uint64_t)0x20002000); |
| NONFAILING(*(uint64_t*)0x20000fe0 = (uint64_t)0x0); |
| NONFAILING(*(uint64_t*)0x20000fe8 = (uint64_t)0x2000bc18); |
| NONFAILING(*(uint64_t*)0x20000ff0 = (uint64_t)0x4); |
| NONFAILING(*(uint32_t*)0x20000ff8 = (uint32_t)0x40000); |
| NONFAILING(*(uint16_t*)0x20000ff0 = (uint16_t)0x307); |
| NONFAILING(*(uint8_t*)0x20000ff2 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff3 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff4 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff5 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff6 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff7 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff8 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ff9 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ffa = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ffb = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ffc = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ffd = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000ffe = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20000fff = (uint8_t)0x0); |
| NONFAILING(*(uint64_t*)0x2000bc18 = (uint64_t)0x10); |
| NONFAILING(*(uint32_t*)0x2000bc20 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2000bc24 = (uint32_t)0x0); |
| NONFAILING(*(uint64_t*)0x2000bc28 = (uint64_t)0x10); |
| NONFAILING(*(uint32_t*)0x2000bc30 = (uint32_t)0x11); |
| NONFAILING(*(uint32_t*)0x2000bc34 = (uint32_t)0x9); |
| NONFAILING(*(uint64_t*)0x2000bc38 = (uint64_t)0x10); |
| NONFAILING(*(uint32_t*)0x2000bc40 = (uint32_t)0x119); |
| NONFAILING(*(uint32_t*)0x2000bc44 = (uint32_t)0xfffffffffffffffd); |
| NONFAILING(*(uint64_t*)0x2000bc48 = (uint64_t)0x10); |
| NONFAILING(*(uint32_t*)0x2000bc50 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2000bc54 = (uint32_t)0x0); |
| r[234] = syscall(__NR_sendmsg, r[199], 0x20000fc8ul, 0x10ul); |
| break; |
| case 22: |
| r[235] = syscall(__NR_socket, 0x2ul, 0x1ul, 0x0ul); |
| break; |
| case 23: |
| r[236] = syscall(__NR_socket, 0x2ul, 0x1ul, 0x0ul); |
| break; |
| case 24: |
| r[237] = syscall(__NR_fallocate, r[236], 0x1ul, 0x1ul, 0x8ul); |
| break; |
| case 25: |
| NONFAILING(*(uint8_t*)0x20002000 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20002001 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20002002 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20002003 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20002004 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20002005 = (uint8_t)0x0); |
| NONFAILING( |
| memcpy((void*)0x20002006, "\x4c\x61\x12\xcc\x15\xd8", 6)); |
| NONFAILING(*(uint16_t*)0x2000200c = (uint16_t)0x8); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000200e, 0x5, 0, 4)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000200e, 0x4, 4, 4)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000200f, 0x0, 0, 2)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000200f, 0x0, 2, 6)); |
| NONFAILING(*(uint16_t*)0x20002010 = (uint16_t)0x2800); |
| NONFAILING(*(uint16_t*)0x20002012 = (uint16_t)0x6400); |
| NONFAILING(*(uint16_t*)0x20002014 = (uint16_t)0x0); |
| NONFAILING(*(uint8_t*)0x20002016 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20002017 = (uint8_t)0x6); |
| NONFAILING(*(uint16_t*)0x20002018 = (uint16_t)0x0); |
| NONFAILING(*(uint32_t*)0x2000201a = (uint32_t)0xff7fffff); |
| NONFAILING(*(uint8_t*)0x2000201e = (uint8_t)0xac); |
| NONFAILING(*(uint8_t*)0x2000201f = (uint8_t)0x14); |
| NONFAILING(*(uint8_t*)0x20002020 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20002021 = (uint8_t)0xaa); |
| NONFAILING(*(uint16_t*)0x20002022 = (uint16_t)0x214e); |
| NONFAILING(*(uint16_t*)0x20002024 = (uint16_t)0x204e); |
| NONFAILING(*(uint32_t*)0x20002026 = (uint32_t)0x42424242); |
| NONFAILING(*(uint32_t*)0x2000202a = (uint32_t)0x42424242); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000202e, 0x0, 0, 1)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000202e, 0x0, 1, 3)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000202e, 0x5, 4, 4)); |
| NONFAILING(*(uint8_t*)0x2000202f = (uint8_t)0x2); |
| NONFAILING(*(uint16_t*)0x20002030 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x20002032 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x20002034 = (uint16_t)0x300); |
| struct csum_inet csum_272; |
| csum_inet_init(&csum_272); |
| NONFAILING( |
| csum_inet_update(&csum_272, (const uint8_t*)0x2000201a, 4)); |
| NONFAILING( |
| csum_inet_update(&csum_272, (const uint8_t*)0x2000201e, 4)); |
| uint16_t csum_272_chunk_2 = 0x600; |
| csum_inet_update(&csum_272, (const uint8_t*)&csum_272_chunk_2, 2); |
| uint16_t csum_272_chunk_3 = 0x1400; |
| csum_inet_update(&csum_272, (const uint8_t*)&csum_272_chunk_3, 2); |
| NONFAILING( |
| csum_inet_update(&csum_272, (const uint8_t*)0x20002022, 20)); |
| NONFAILING(*(uint16_t*)0x20002032 = csum_inet_digest(&csum_272)); |
| struct csum_inet csum_273; |
| csum_inet_init(&csum_273); |
| NONFAILING( |
| csum_inet_update(&csum_273, (const uint8_t*)0x2000200e, 20)); |
| NONFAILING(*(uint16_t*)0x20002018 = csum_inet_digest(&csum_273)); |
| r[274] = syz_emit_ethernet(0x36ul, 0x20002000ul); |
| break; |
| case 26: |
| NONFAILING(*(uint8_t*)0x20004000 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20004001 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20004002 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20004003 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20004004 = (uint8_t)0xaa); |
| NONFAILING(*(uint8_t*)0x20004005 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20004006 = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x20004007 = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x20004008 = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x20004009 = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x2000400a = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x2000400b = (uint8_t)0x0); |
| NONFAILING(*(uint16_t*)0x2000400c = (uint16_t)0x8); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000400e, 0x5, 0, 4)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000400e, 0x4, 4, 4)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000400f, 0x0, 0, 2)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000400f, 0x0, 2, 6)); |
| NONFAILING(*(uint16_t*)0x20004010 = (uint16_t)0x7c00); |
| NONFAILING(*(uint16_t*)0x20004012 = (uint16_t)0x6400); |
| NONFAILING(*(uint16_t*)0x20004014 = (uint16_t)0x0); |
| NONFAILING(*(uint8_t*)0x20004016 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20004017 = (uint8_t)0x6); |
| NONFAILING(*(uint16_t*)0x20004018 = (uint16_t)0x0); |
| NONFAILING(*(uint8_t*)0x2000401a = (uint8_t)0xac); |
| NONFAILING(*(uint8_t*)0x2000401b = (uint8_t)0x14); |
| NONFAILING(*(uint8_t*)0x2000401c = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x2000401d = (uint8_t)0xbb); |
| NONFAILING(*(uint8_t*)0x2000401e = (uint8_t)0xac); |
| NONFAILING(*(uint8_t*)0x2000401f = (uint8_t)0x14); |
| NONFAILING(*(uint8_t*)0x20004020 = (uint8_t)0x0); |
| NONFAILING(*(uint8_t*)0x20004021 = (uint8_t)0xaa); |
| NONFAILING(*(uint16_t*)0x20004022 = (uint16_t)0x214e); |
| NONFAILING(*(uint16_t*)0x20004024 = (uint16_t)0x204e); |
| NONFAILING(*(uint32_t*)0x20004026 = (uint32_t)0x42424242); |
| NONFAILING(*(uint32_t*)0x2000402a = (uint32_t)0x42424242); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000402e, 0x0, 0, 1)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000402e, 0x0, 1, 3)); |
| NONFAILING(STORE_BY_BITMASK(uint8_t, 0x2000402e, 0x1a, 4, 4)); |
| NONFAILING(*(uint8_t*)0x2000402f = (uint8_t)0x10); |
| NONFAILING(*(uint16_t*)0x20004030 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x20004032 = (uint16_t)0x0); |
| NONFAILING(*(uint16_t*)0x20004034 = (uint16_t)0x0); |
| NONFAILING(*(uint8_t*)0x20004036 = (uint8_t)0x1); |
| NONFAILING(*(uint8_t*)0x20004037 = (uint8_t)0x5); |
| NONFAILING(*(uint8_t*)0x20004038 = (uint8_t)0x2a); |
| NONFAILING(*(uint32_t*)0x20004039 = (uint32_t)0x3000000); |
| NONFAILING(*(uint32_t*)0x2000403d = (uint32_t)0x4000000); |
| NONFAILING(*(uint32_t*)0x20004041 = (uint32_t)0x6000000); |
| NONFAILING(*(uint32_t*)0x20004045 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x20004049 = (uint32_t)0x1000080); |
| NONFAILING(*(uint32_t*)0x2000404d = (uint32_t)0xe1ffffff); |
| NONFAILING(*(uint32_t*)0x20004051 = (uint32_t)0x10000); |
| NONFAILING(*(uint32_t*)0x20004055 = (uint32_t)0x90000000); |
| NONFAILING(*(uint32_t*)0x20004059 = (uint32_t)0x0); |
| NONFAILING(*(uint32_t*)0x2000405d = (uint32_t)0xff070000); |
| NONFAILING(*(uint8_t*)0x20004061 = (uint8_t)0x13); |
| NONFAILING(*(uint8_t*)0x20004062 = (uint8_t)0x12); |
| NONFAILING(memcpy((void*)0x20004063, |
| "\xad\x10\x42\xd1\xe9\x54\xc7\x02\x0c\x94\x47\x49" |
| "\x88\xb6\x9c\x51", |
| 16)); |
| NONFAILING(*(uint8_t*)0x20004073 = (uint8_t)0x22); |
| NONFAILING(*(uint8_t*)0x20004074 = (uint8_t)0x2); |
| NONFAILING(*(uint8_t*)0x20004075 = (uint8_t)0x5); |
| NONFAILING(*(uint8_t*)0x20004076 = (uint8_t)0x12); |
| NONFAILING(*(uint32_t*)0x20004077 = (uint32_t)0x2000000); |
| NONFAILING(*(uint32_t*)0x2000407b = (uint32_t)0x800000); |
| NONFAILING(*(uint32_t*)0x2000407f = (uint32_t)0x9000000); |
| NONFAILING(*(uint32_t*)0x20004083 = (uint32_t)0x3000000); |
| NONFAILING(*(uint8_t*)0x20004087 = (uint8_t)0x3); |
| NONFAILING(*(uint8_t*)0x20004088 = (uint8_t)0x3); |
| NONFAILING(*(uint8_t*)0x20004089 = (uint8_t)0x40); |
| struct csum_inet csum_344; |
| csum_inet_init(&csum_344); |
| NONFAILING( |
| csum_inet_update(&csum_344, (const uint8_t*)0x2000401a, 4)); |
| NONFAILING( |
| csum_inet_update(&csum_344, (const uint8_t*)0x2000401e, 4)); |
| uint16_t csum_344_chunk_2 = 0x600; |
| csum_inet_update(&csum_344, (const uint8_t*)&csum_344_chunk_2, 2); |
| uint16_t csum_344_chunk_3 = 0x6800; |
| csum_inet_update(&csum_344, (const uint8_t*)&csum_344_chunk_3, 2); |
| NONFAILING( |
| csum_inet_update(&csum_344, (const uint8_t*)0x20004022, 104)); |
| NONFAILING(*(uint16_t*)0x20004032 = csum_inet_digest(&csum_344)); |
| struct csum_inet csum_345; |
| csum_inet_init(&csum_345); |
| NONFAILING( |
| csum_inet_update(&csum_345, (const uint8_t*)0x2000400e, 20)); |
| NONFAILING(*(uint16_t*)0x20004018 = csum_inet_digest(&csum_345)); |
| r[346] = syz_emit_ethernet(0x8aul, 0x20004000ul); |
| break; |
| } |
| return 0; |
| } |
| |
| void test() |
| { |
| long i; |
| pthread_t th[54]; |
| |
| memset(r, -1, sizeof(r)); |
| srand(getpid()); |
| for (i = 0; i < 27; i++) { |
| pthread_create(&th[i], 0, thr, (void*)i); |
| usleep(rand() % 10000); |
| } |
| for (i = 0; i < 27; i++) { |
| pthread_create(&th[27 + i], 0, thr, (void*)i); |
| if (rand() % 2) |
| usleep(rand() % 10000); |
| } |
| usleep(rand() % 100000); |
| } |
| |
| int main() |
| { |
| install_segv_handler(); |
| use_temporary_dir(); |
| int pid = do_sandbox_none(0, true); |
| int status = 0; |
| while (waitpid(pid, &status, __WALL) != pid) { |
| } |
| return 0; |
| } |
