./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor89621049 <...> Warning: Permanently added '10.128.1.222' (ED25519) to the list of known hosts. execve("./syz-executor89621049", ["./syz-executor89621049"], 0x7ffce949a160 /* 10 vars */) = 0 brk(NULL) = 0x5555572b9000 brk(0x5555572b9d00) = 0x5555572b9d00 arch_prctl(ARCH_SET_FS, 0x5555572b9380) = 0 set_tid_address(0x5555572b9650) = 5261 set_robust_list(0x5555572b9660, 24) = 0 rseq(0x5555572b9ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor89621049", 4096) = 26 getrandom("\xe7\x18\x09\x3c\x03\x55\x2f\x4f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555572b9d00 brk(0x5555572dad00) = 0x5555572dad00 brk(0x5555572db000) = 0x5555572db000 mprotect(0x7f5965de1000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) [ 250.303170][ T5261] cgroup: Unknown subsys name 'net' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) [ 250.462928][ T5261] cgroup: Unknown subsys name 'cpuset' [ 250.473959][ T5261] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct,hugetlb,memory") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) chmod("/dev/raw-gadget", 0666) = 0 swapoff("./swap-file") = -1 ENOENT (No such file or directory) unlink("./swap-file") = -1 ENOENT (No such file or directory) openat(AT_FDCWD, "./swap-file", O_WRONLY|O_CREAT|O_CLOEXEC, 0600) = 3 fallocate(3, FALLOC_FL_ZERO_RANGE, 0, 128000000) = 0 close(3) = 0 rt_sigaction(SIGINT, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 rt_sigaction(SIGQUIT, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, 8) = 0 rt_sigprocmask(SIG_BLOCK, [CHLD], [], 8) = 0 mmap(NULL, 36864, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f5965d17000 rt_sigprocmask(SIG_BLOCK, ~[], [CHLD], 8) = 0 clone3({flags=CLONE_VM|CLONE_VFORK, exit_signal=SIGCHLD, stack=0x7f5965d17000, stack_size=0x9000}, 88./strace-static-x86_64: Process 5262 attached [pid 5262] rt_sigprocmask(SIG_BLOCK, NULL, ~[KILL STOP], 8) = 0 [pid 5262] rt_sigaction(SIGHUP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGHUP, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGINT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGQUIT, NULL, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, 8) = 0 [pid 5262] rt_sigaction(SIGILL, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGILL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGTRAP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTRAP, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGABRT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGABRT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGBUS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGBUS, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGFPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGFPE, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGUSR1, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGUSR1, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGSEGV, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGSEGV, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGUSR2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGUSR2, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGPIPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGPIPE, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGALRM, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGTERM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTERM, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGSTKFLT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGSTKFLT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGCHLD, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGCHLD, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGCONT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGCONT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGTSTP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTSTP, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGTTIN, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTTIN, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGTTOU, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTTOU, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGURG, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGURG, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGXCPU, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGXCPU, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGXFSZ, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGXFSZ, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGVTALRM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGVTALRM, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGPROF, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGPROF, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGWINCH, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGWINCH, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGIO, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGIO, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGPWR, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGPWR, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGSYS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGSYS, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_2, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_2, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_3, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_3, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_4, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_4, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_5, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_5, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_6, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_6, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_7, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_7, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_8, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_8, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_9, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_9, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_10, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_10, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_11, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_11, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_12, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_12, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_13, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_13, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_14, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_14, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_15, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_15, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_16, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_16, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_17, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_17, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_18, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_18, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_19, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_19, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_20, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_20, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_21, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_21, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_22, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_22, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_23, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_23, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_24, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_24, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_25, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_25, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_26, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_26, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_27, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_27, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_28, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_28, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_29, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_29, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_30, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_30, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_31, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_31, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGRT_32, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGRT_32, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 [pid 5262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5262] execve("/bin/sh", ["sh", "-c", "mkswap ./swap-file"], 0x7ffc8f21a7d8 /* 10 vars */ [pid 5261] <... clone3 resumed>) = 5262 [pid 5261] munmap(0x7f5965d17000, 36864) = 0 [pid 5261] rt_sigprocmask(SIG_SETMASK, [CHLD], NULL, 8) = 0 [pid 5262] <... execve resumed>) = 0 [pid 5262] brk(NULL) = 0x5579a9965000 [pid 5262] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff5f5aff000 [pid 5262] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v3/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v3", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v2/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v2", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/haswell/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/haswell/x86_64", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/haswell/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/haswell", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/x86_64", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/haswell/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/haswell/x86_64", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/haswell/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/haswell", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/x86_64", 0x7ffcf43430b0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x70\x08\x01\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x28\x13\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x09\x00\x40\x00\x19\x00\x18\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\xed\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 778504) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=792936, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 796968, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff5f5a3c000 [pid 5262] mmap(0x7ff5f5a4b000, 557056, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf000) = 0x7ff5f5a4b000 [pid 5262] mmap(0x7ff5f5ad3000, 163840, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x97000) = 0x7ff5f5ad3000 [pid 5262] mmap(0x7ff5f5afb000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xbe000) = 0x7ff5f5afb000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x8c\x87\x02\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x28\x32\x1a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0e\x00\x40\x00\x3c\x00\x3b\x00\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x04\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x1c\x00\x00\x00"..., 784, 64) = 784 [pid 5262] pread64(3, "\x04\x00\x00\x00\x30\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x02\x80\x00\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x3b\x08\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00", 64, 848) = 64 [pid 5262] pread64(3, "\x04\x00\x00\x00\x10\x00\x00\x00\x01\x00\x00\x00\x47\x4e\x55\x00\x00\x00\x00\x00\x04\x00\x00\x00\x13\x00\x00\x00\x00\x00\x00\x00", 32, 912) = 32 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=1720616, ...}, AT_EMPTY_PATH) = 0 [pid 5262] pread64(3, "\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x04\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x1c\x00\x00\x00"..., 784, 64) = 784 [pid 5262] mmap(NULL, 1773008, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff5f588b000 [pid 5262] mmap(0x7ff5f58b3000, 1191936, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000) = 0x7ff5f58b3000 [pid 5262] mmap(0x7ff5f59d6000, 339968, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14b000) = 0x7ff5f59d6000 [pid 5262] mmap(0x7ff5f5a29000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19d000) = 0x7ff5f5a29000 [pid 5262] mmap(0x7ff5f5a2f000, 52688, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff5f5a2f000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libresolv.so.2", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x58\x33\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x90\xc1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0b\x00\x40\x00\x1c\x00\x1b\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xe0\x2e\x00\x00"..., 832) = 832 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=51344, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 63624, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff5f587b000 [pid 5262] mmap(0x7ff5f587e000, 24576, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7ff5f587e000 [pid 5262] mmap(0x7ff5f5884000, 12288, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x9000) = 0x7ff5f5884000 [pid 5262] mmap(0x7ff5f5887000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xb000) = 0x7ff5f5887000 [pid 5262] mmap(0x7ff5f5889000, 6280, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff5f5889000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v3/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v3", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v2/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v2", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/haswell/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/haswell/x86_64", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/haswell/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/haswell", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/x86_64", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/haswell/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/haswell/x86_64", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/haswell/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/haswell", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/x86_64", 0x7ffcf4343050, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x88\x7f\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x70\x31\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0b\x00\x40\x00\x1f\x00\x1e\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x68\x6f\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 138152) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=145712, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 157200, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff5f5854000 [pid 5262] mprotect(0x7ff5f585b000, 114688, PROT_NONE) = 0 [pid 5262] mmap(0x7ff5f585b000, 81920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7ff5f585b000 [pid 5262] mmap(0x7ff5f586f000, 28672, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b000) = 0x7ff5f586f000 [pid 5262] mmap(0x7ff5f5877000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7ff5f5877000 [pid 5262] mmap(0x7ff5f5879000, 5648, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff5f5879000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\xf8\x21\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x50\x32\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0a\x00\x40\x00\x1a\x00\x19\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xd8\x1f\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 336112) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=342224, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 344456, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff5f57ff000 [pid 5262] mmap(0x7ff5f5801000, 180224, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7ff5f5801000 [pid 5262] mmap(0x7ff5f582d000, 151552, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2e000) = 0x7ff5f582d000 [pid 5262] mmap(0x7ff5f5852000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x52000) = 0x7ff5f5852000 [pid 5262] close(3) = 0 [pid 5262] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff5f57fd000 [pid 5262] arch_prctl(ARCH_SET_FS, 0x7ff5f57fe380) = 0 [pid 5262] set_tid_address(0x7ff5f57fe650) = 5262 [pid 5262] set_robust_list(0x7ff5f57fe660, 24) = 0 [pid 5262] rseq(0x7ff5f57fed20, 0x20, 0, 0x53053053) = 0 [pid 5262] mprotect(0x7ff5f5a29000, 16384, PROT_READ) = 0 [pid 5262] mprotect(0x7ff5f5852000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff5f5877000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff5f5887000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff5f5afb000, 12288, PROT_READ) = 0 [pid 5262] mprotect(0x557981d0b000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff5f5b34000, 8192, PROT_READ) = 0 [pid 5262] prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 [pid 5262] statfs("/sys/fs/selinux", 0x7ffcf4343e00) = -1 ENOENT (No such file or directory) [pid 5262] statfs("/selinux", 0x7ffcf4343e00) = -1 ENOENT (No such file or directory) [pid 5262] getrandom("\xa5\x8e\xa2\xd9\x35\x17\xb6\x1f", 8, GRND_NONBLOCK) = 8 [pid 5262] brk(NULL) = 0x5579a9965000 [pid 5262] brk(0x5579a9986000) = 0x5579a9986000 [pid 5262] openat(AT_FDCWD, "/proc/filesystems", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0444, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5262] read(3, "nodev\tsysfs\nnodev\ttmpfs\nnodev\tbdev\nnodev\tproc\nnodev\tcgroup\nnodev\tcgroup2\nnodev\tdevtmpfs\nnodev\tbinfmt"..., 1024) = 810 [pid 5262] read(3, "", 1024) = 0 [pid 5262] close(3) = 0 [pid 5262] access("/etc/selinux/config", F_OK) = 0 [pid 5262] getpid() = 5262 [pid 5262] rt_sigaction(SIGCHLD, {sa_handler=0x7ff5f5a7ec61, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER, sa_restorer=0x7ff5f58c2ad0}, NULL, 8) = 0 [pid 5262] getppid() = 5261 [pid 5262] uname({sysname="Linux", nodename="syzkaller", ...}) = 0 [pid 5262] newfstatat(AT_FDCWD, "/root", {st_mode=S_IFDIR|0700, st_size=4096, ...}, 0) = 0 [pid 5262] newfstatat(AT_FDCWD, ".", {st_mode=S_IFDIR|0700, st_size=4096, ...}, 0) = 0 [pid 5262] rt_sigaction(SIGINT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGINT, {sa_handler=0x7ff5f5a7ec61, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER, sa_restorer=0x7ff5f58c2ad0}, NULL, 8) = 0 [pid 5262] rt_sigaction(SIGQUIT, NULL, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] rt_sigaction(SIGTERM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0 [pid 5262] newfstatat(AT_FDCWD, "/bin/mkswap", 0x7ffcf4343938, 0) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/sbin/mkswap", {st_mode=S_IFREG|0755, st_size=14248, ...}, 0) = 0 [pid 5262] execve("/sbin/mkswap", ["mkswap", "./swap-file"], 0x5579a9965d40 /* 10 vars */) = 0 [pid 5262] brk(NULL) = 0x56355a5fc000 [pid 5262] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff67b167000 [pid 5262] access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v3/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v3", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v2/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/glibc-hwcaps/x86-64-v2", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/haswell/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/haswell/x86_64", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/haswell/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/haswell", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls/x86_64", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/tls/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/tls", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/haswell/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/haswell/x86_64", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/haswell/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/haswell", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/x86_64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/lib64/x86_64", 0x7ffc90512940, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/lib64/libbusybox.so.1.35.0", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x70\x08\x01\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x28\x13\x0c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x09\x00\x40\x00\x19\x00\x18\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\xed\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 778504) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=792936, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 796968, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff67b0a4000 [pid 5262] mmap(0x7ff67b0b3000, 557056, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf000) = 0x7ff67b0b3000 [pid 5262] mmap(0x7ff67b13b000, 163840, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x97000) = 0x7ff67b13b000 [pid 5262] mmap(0x7ff67b163000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xbe000) = 0x7ff67b163000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x8c\x87\x02\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x28\x32\x1a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0e\x00\x40\x00\x3c\x00\x3b\x00\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x04\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x1c\x00\x00\x00"..., 784, 64) = 784 [pid 5262] pread64(3, "\x04\x00\x00\x00\x30\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x02\x80\x00\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x3b\x08\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x0f\x00\x00\x00\x00\x00\x00\x00", 64, 848) = 64 [pid 5262] pread64(3, "\x04\x00\x00\x00\x10\x00\x00\x00\x01\x00\x00\x00\x47\x4e\x55\x00\x00\x00\x00\x00\x04\x00\x00\x00\x13\x00\x00\x00\x00\x00\x00\x00", 32, 912) = 32 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=1720616, ...}, AT_EMPTY_PATH) = 0 [pid 5262] pread64(3, "\x06\x00\x00\x00\x04\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x10\x03\x00\x00\x00\x00\x00\x00\x08\x00\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x04\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\xa0\xf3\x16\x00\x00\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x1c\x00\x00\x00"..., 784, 64) = 784 [pid 5262] mmap(NULL, 1773008, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff67aef3000 [pid 5262] mmap(0x7ff67af1b000, 1191936, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000) = 0x7ff67af1b000 [pid 5262] mmap(0x7ff67b03e000, 339968, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14b000) = 0x7ff67b03e000 [pid 5262] mmap(0x7ff67b091000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19d000) = 0x7ff67b091000 [pid 5262] mmap(0x7ff67b097000, 52688, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff67b097000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libresolv.so.2", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x58\x33\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x90\xc1\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0b\x00\x40\x00\x1c\x00\x1b\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xe0\x2e\x00\x00"..., 832) = 832 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=51344, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 63624, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff67aee3000 [pid 5262] mmap(0x7ff67aee6000, 24576, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7ff67aee6000 [pid 5262] mmap(0x7ff67aeec000, 12288, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x9000) = 0x7ff67aeec000 [pid 5262] mmap(0x7ff67aeef000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xb000) = 0x7ff67aeef000 [pid 5262] mmap(0x7ff67aef1000, 6280, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff67aef1000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v3/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v3", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v2/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/glibc-hwcaps/x86-64-v2", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/haswell/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/haswell/x86_64", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/haswell/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/haswell", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls/x86_64", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/tls/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/tls", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/haswell/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/haswell/x86_64", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/haswell/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/haswell", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/x86_64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] newfstatat(AT_FDCWD, "/usr/lib64/x86_64", 0x7ffc905128e0, 0) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\x88\x7f\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x70\x31\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0b\x00\x40\x00\x1f\x00\x1e\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x68\x6f\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 138152) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=145712, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 157200, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff67aebc000 [pid 5262] mprotect(0x7ff67aec3000, 114688, PROT_NONE) = 0 [pid 5262] mmap(0x7ff67aec3000, 81920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7ff67aec3000 [pid 5262] mmap(0x7ff67aed7000, 28672, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b000) = 0x7ff67aed7000 [pid 5262] mmap(0x7ff67aedf000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7ff67aedf000 [pid 5262] mmap(0x7ff67aee1000, 5648, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7ff67aee1000 [pid 5262] close(3) = 0 [pid 5262] openat(AT_FDCWD, "/lib64/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5262] openat(AT_FDCWD, "/usr/lib64/libpcre2-8.so.0", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] read(3, "\x7f\x45\x4c\x46\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x3e\x00\x01\x00\x00\x00\xf8\x21\x00\x00\x00\x00\x00\x00\x40\x00\x00\x00\x00\x00\x00\x00\x50\x32\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x40\x00\x38\x00\x0a\x00\x40\x00\x1a\x00\x19\x00\x01\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xd8\x1f\x00\x00"..., 832) = 832 [pid 5262] pread64(3, "\x04\x00\x00\x00\x20\x00\x00\x00\x05\x00\x00\x00\x47\x4e\x55\x00\x01\x00\x01\xc0\x04\x00\x00\x00\x09\x00\x00\x00\x00\x00\x00\x00\x02\x00\x01\xc0\x04\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00", 48, 336112) = 48 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=342224, ...}, AT_EMPTY_PATH) = 0 [pid 5262] mmap(NULL, 344456, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7ff67ae67000 [pid 5262] mmap(0x7ff67ae69000, 180224, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7ff67ae69000 [pid 5262] mmap(0x7ff67ae95000, 151552, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2e000) = 0x7ff67ae95000 [pid 5262] mmap(0x7ff67aeba000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x52000) = 0x7ff67aeba000 [pid 5262] close(3) = 0 [pid 5262] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7ff67ae65000 [pid 5262] arch_prctl(ARCH_SET_FS, 0x7ff67ae66380) = 0 [pid 5262] set_tid_address(0x7ff67ae66650) = 5262 [pid 5262] set_robust_list(0x7ff67ae66660, 24) = 0 [pid 5262] rseq(0x7ff67ae66d20, 0x20, 0, 0x53053053) = 0 [pid 5262] mprotect(0x7ff67b091000, 16384, PROT_READ) = 0 [pid 5262] mprotect(0x7ff67aeba000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff67aedf000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff67aeef000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff67b163000, 12288, PROT_READ) = 0 [pid 5262] mprotect(0x563528a8d000, 4096, PROT_READ) = 0 [pid 5262] mprotect(0x7ff67b19c000, 8192, PROT_READ) = 0 [pid 5262] prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 [pid 5262] statfs("/sys/fs/selinux", 0x7ffc90513690) = -1 ENOENT (No such file or directory) [pid 5262] statfs("/selinux", 0x7ffc90513690) = -1 ENOENT (No such file or directory) [pid 5262] getrandom("\x7f\x20\x58\xdb\xf5\x3b\x6e\x60", 8, GRND_NONBLOCK) = 8 [pid 5262] brk(NULL) = 0x56355a5fc000 [pid 5262] brk(0x56355a61d000) = 0x56355a61d000 [pid 5262] openat(AT_FDCWD, "/proc/filesystems", O_RDONLY|O_CLOEXEC) = 3 [pid 5262] newfstatat(3, "", {st_mode=S_IFREG|0444, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5262] read(3, "nodev\tsysfs\nnodev\ttmpfs\nnodev\tbdev\nnodev\tproc\nnodev\tcgroup\nnodev\tcgroup2\nnodev\tdevtmpfs\nnodev\tbinfmt"..., 1024) = 810 [pid 5262] read(3, "", 1024) = 0 [pid 5262] close(3) = 0 [pid 5262] access("/etc/selinux/config", F_OK) = 0 [pid 5262] openat(AT_FDCWD, "./swap-file", O_WRONLY) = 3 [pid 5262] lseek(3, 0, SEEK_END) = 128000000 [pid 5262] lseek(3, 0, SEEK_SET) = 0 [pid 5262] newfstatat(1, "", {st_mode=S_IFIFO|0600, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5262] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1024) = 1024 [pid 5262] write(3, "\x01\x00\x00\x00\x11\x7a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 516) = 516 [pid 5262] lseek(3, 4086, SEEK_SET) = 4086 [pid 5262] write(3, "SWAPSPACE2", 10) = 10 [pid 5262] fsync(3) = 0 Setting up swapspace version 1, size = 127995904 bytes [pid 5262] write(1, "Setting up swapspace version 1, size = 127995904 bytes\n", 55) = 55 [pid 5262] exit_group(0) = ? [pid 5262] +++ exited with 0 +++ rt_sigaction(SIGINT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 rt_sigaction(SIGQUIT, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f5965d81dc0}, NULL, 8) = 0 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5262, si_uid=0, si_status=0, si_utime=0, si_stime=12 /* 0.12 s */} --- swapon("./swap-file", SWAP_FLAG_PREFER|0) = 0 mkdir("./syzkaller.6XXIK3", 0700) = 0 chmod("./syzkaller.6XXIK3", 0777) = 0 chdir("./syzkaller.6XXIK3") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5263 attached , child_tidptr=0x5555572b9650) = 5263 [pid 5263] set_robust_list(0x5555572b9660, 24) = 0 [pid 5263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 256.212795][ T5261] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [pid 5263] getppid() = 0 [pid 5263] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5263] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5263] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5263] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5263] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5263] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5263] unshare(CLONE_NEWNS) = 0 [pid 5263] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5263] unshare(CLONE_NEWIPC) = 0 [pid 5263] unshare(CLONE_NEWCGROUP) = 0 [pid 5263] unshare(CLONE_NEWUTS) = 0 [pid 5263] unshare(CLONE_SYSVSEM) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "16777216", 8) = 8 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "536870912", 9) = 9 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "1024", 4) = 4 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "8192", 4) = 4 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "1024", 4) = 4 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "1024", 4) = 4 [pid 5263] close(3) = 0 [pid 5263] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5263] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5263] close(3) = 0 [pid 5263] getpid() = 1 [pid 5263] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5263] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./0/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./0/cgroup") = 0 [pid 5263] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./0/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./0/cgroup.cpu") = 0 [pid 5263] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./0/cgroup.net") = 0 [pid 5263] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./0/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./0") = 0 [pid 5263] mkdir("./1", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5274 attached , child_tidptr=0x5555572b9650) = 3 [pid 5274] set_robust_list(0x5555572b9660, 24) = 0 [pid 5274] chdir("./1") = 0 [pid 5274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5274] setpgid(0, 0) = 0 [pid 5274] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5274] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5274] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5274] write(3, "1000", 4) = 4 [pid 5274] close(3) = 0 [pid 5274] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5274] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5274] write(1, "executing program\n", 18executing program ) = 18 [pid 5274] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5274] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5274] close(3) = 0 [pid 5274] close(4) = -1 EBADF (Bad file descriptor) [pid 5274] close(5) = -1 EBADF (Bad file descriptor) [pid 5274] close(6) = -1 EBADF (Bad file descriptor) [pid 5274] close(7) = -1 EBADF (Bad file descriptor) [pid 5274] close(8) = -1 EBADF (Bad file descriptor) [pid 5274] close(9) = -1 EBADF (Bad file descriptor) [pid 5274] close(10) = -1 EBADF (Bad file descriptor) [pid 5274] close(11) = -1 EBADF (Bad file descriptor) [pid 5274] close(12) = -1 EBADF (Bad file descriptor) [pid 5274] close(13) = -1 EBADF (Bad file descriptor) [pid 5274] close(14) = -1 EBADF (Bad file descriptor) [pid 5274] close(15) = -1 EBADF (Bad file descriptor) [pid 5274] close(16) = -1 EBADF (Bad file descriptor) [pid 5274] close(17) = -1 EBADF (Bad file descriptor) [pid 5274] close(18) = -1 EBADF (Bad file descriptor) [pid 5274] close(19) = -1 EBADF (Bad file descriptor) [pid 5274] close(20) = -1 EBADF (Bad file descriptor) [pid 5274] close(21) = -1 EBADF (Bad file descriptor) [pid 5274] close(22) = -1 EBADF (Bad file descriptor) [pid 5274] close(23) = -1 EBADF (Bad file descriptor) [pid 5274] close(24) = -1 EBADF (Bad file descriptor) [pid 5274] close(25) = -1 EBADF (Bad file descriptor) [pid 5274] close(26) = -1 EBADF (Bad file descriptor) [pid 5274] close(27) = -1 EBADF (Bad file descriptor) [pid 5274] close(28) = -1 EBADF (Bad file descriptor) [pid 5274] close(29) = -1 EBADF (Bad file descriptor) [pid 5274] exit_group(0) = ? [pid 5274] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./1/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./1/cgroup") = 0 [pid 5263] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./1/cgroup.cpu") = 0 [pid 5263] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./1/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./1/cgroup.net") = 0 [pid 5263] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./1/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./1") = 0 [pid 5263] mkdir("./2", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5275 attached , child_tidptr=0x5555572b9650) = 4 [pid 5275] set_robust_list(0x5555572b9660, 24) = 0 [pid 5275] chdir("./2") = 0 [pid 5275] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5275] setpgid(0, 0) = 0 [pid 5275] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5275] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5275] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5275] write(3, "1000", 4) = 4 [pid 5275] close(3) = 0 [pid 5275] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5275] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5275] write(1, "executing program\n", 18executing program ) = 18 [pid 5275] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5275] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5275] close(3) = 0 [pid 5275] close(4) = -1 EBADF (Bad file descriptor) [pid 5275] close(5) = -1 EBADF (Bad file descriptor) [pid 5275] close(6) = -1 EBADF (Bad file descriptor) [pid 5275] close(7) = -1 EBADF (Bad file descriptor) [pid 5275] close(8) = -1 EBADF (Bad file descriptor) [pid 5275] close(9) = -1 EBADF (Bad file descriptor) [pid 5275] close(10) = -1 EBADF (Bad file descriptor) [pid 5275] close(11) = -1 EBADF (Bad file descriptor) [pid 5275] close(12) = -1 EBADF (Bad file descriptor) [pid 5275] close(13) = -1 EBADF (Bad file descriptor) [pid 5275] close(14) = -1 EBADF (Bad file descriptor) [pid 5275] close(15) = -1 EBADF (Bad file descriptor) [pid 5275] close(16) = -1 EBADF (Bad file descriptor) [pid 5275] close(17) = -1 EBADF (Bad file descriptor) [pid 5275] close(18) = -1 EBADF (Bad file descriptor) [pid 5275] close(19) = -1 EBADF (Bad file descriptor) [pid 5275] close(20) = -1 EBADF (Bad file descriptor) [pid 5275] close(21) = -1 EBADF (Bad file descriptor) [pid 5275] close(22) = -1 EBADF (Bad file descriptor) [pid 5275] close(23) = -1 EBADF (Bad file descriptor) [pid 5275] close(24) = -1 EBADF (Bad file descriptor) [pid 5275] close(25) = -1 EBADF (Bad file descriptor) [pid 5275] close(26) = -1 EBADF (Bad file descriptor) [pid 5275] close(27) = -1 EBADF (Bad file descriptor) [pid 5275] close(28) = -1 EBADF (Bad file descriptor) [pid 5275] close(29) = -1 EBADF (Bad file descriptor) [pid 5275] exit_group(0) = ? [pid 5275] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./2/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./2/cgroup") = 0 [pid 5263] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./2/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./2/cgroup.cpu") = 0 [pid 5263] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./2/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./2/cgroup.net") = 0 [pid 5263] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./2/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./2") = 0 [pid 5263] mkdir("./3", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5276 attached , child_tidptr=0x5555572b9650) = 5 [pid 5276] set_robust_list(0x5555572b9660, 24) = 0 [pid 5276] chdir("./3") = 0 [pid 5276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5276] setpgid(0, 0) = 0 [pid 5276] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5276] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5276] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5276] write(3, "1000", 4) = 4 [pid 5276] close(3) = 0 [pid 5276] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5276] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5276] write(1, "executing program\n", 18executing program ) = 18 [pid 5276] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5276] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5276] close(3) = 0 [pid 5276] close(4) = -1 EBADF (Bad file descriptor) [pid 5276] close(5) = -1 EBADF (Bad file descriptor) [pid 5276] close(6) = -1 EBADF (Bad file descriptor) [pid 5276] close(7) = -1 EBADF (Bad file descriptor) [pid 5276] close(8) = -1 EBADF (Bad file descriptor) [pid 5276] close(9) = -1 EBADF (Bad file descriptor) [pid 5276] close(10) = -1 EBADF (Bad file descriptor) [pid 5276] close(11) = -1 EBADF (Bad file descriptor) [pid 5276] close(12) = -1 EBADF (Bad file descriptor) [pid 5276] close(13) = -1 EBADF (Bad file descriptor) [pid 5276] close(14) = -1 EBADF (Bad file descriptor) [pid 5276] close(15) = -1 EBADF (Bad file descriptor) [pid 5276] close(16) = -1 EBADF (Bad file descriptor) [pid 5276] close(17) = -1 EBADF (Bad file descriptor) [pid 5276] close(18) = -1 EBADF (Bad file descriptor) [pid 5276] close(19) = -1 EBADF (Bad file descriptor) [pid 5276] close(20) = -1 EBADF (Bad file descriptor) [pid 5276] close(21) = -1 EBADF (Bad file descriptor) [pid 5276] close(22) = -1 EBADF (Bad file descriptor) [pid 5276] close(23) = -1 EBADF (Bad file descriptor) [pid 5276] close(24) = -1 EBADF (Bad file descriptor) [pid 5276] close(25) = -1 EBADF (Bad file descriptor) [pid 5276] close(26) = -1 EBADF (Bad file descriptor) [pid 5276] close(27) = -1 EBADF (Bad file descriptor) [pid 5276] close(28) = -1 EBADF (Bad file descriptor) [pid 5276] close(29) = -1 EBADF (Bad file descriptor) [pid 5276] exit_group(0) = ? [pid 5276] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./3/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./3/cgroup") = 0 [pid 5263] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./3/cgroup.cpu") = 0 [pid 5263] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./3/cgroup.net") = 0 [pid 5263] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./3/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./3") = 0 [pid 5263] mkdir("./4", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555572b9650) = 6 ./strace-static-x86_64: Process 5277 attached [pid 5277] set_robust_list(0x5555572b9660, 24) = 0 [pid 5277] chdir("./4") = 0 [pid 5277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5277] setpgid(0, 0) = 0 [pid 5277] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5277] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5277] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5277] write(3, "1000", 4) = 4 [pid 5277] close(3) = 0 [pid 5277] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5277] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5277] write(1, "executing program\n", 18executing program ) = 18 [pid 5277] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5277] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5277] close(3) = 0 [pid 5277] close(4) = -1 EBADF (Bad file descriptor) [pid 5277] close(5) = -1 EBADF (Bad file descriptor) [pid 5277] close(6) = -1 EBADF (Bad file descriptor) [pid 5277] close(7) = -1 EBADF (Bad file descriptor) [pid 5277] close(8) = -1 EBADF (Bad file descriptor) [pid 5277] close(9) = -1 EBADF (Bad file descriptor) [pid 5277] close(10) = -1 EBADF (Bad file descriptor) [pid 5277] close(11) = -1 EBADF (Bad file descriptor) [pid 5277] close(12) = -1 EBADF (Bad file descriptor) [pid 5277] close(13) = -1 EBADF (Bad file descriptor) [pid 5277] close(14) = -1 EBADF (Bad file descriptor) [pid 5277] close(15) = -1 EBADF (Bad file descriptor) [pid 5277] close(16) = -1 EBADF (Bad file descriptor) [pid 5277] close(17) = -1 EBADF (Bad file descriptor) [pid 5277] close(18) = -1 EBADF (Bad file descriptor) [pid 5277] close(19) = -1 EBADF (Bad file descriptor) [pid 5277] close(20) = -1 EBADF (Bad file descriptor) [pid 5277] close(21) = -1 EBADF (Bad file descriptor) [pid 5277] close(22) = -1 EBADF (Bad file descriptor) [pid 5277] close(23) = -1 EBADF (Bad file descriptor) [pid 5277] close(24) = -1 EBADF (Bad file descriptor) [pid 5277] close(25) = -1 EBADF (Bad file descriptor) [pid 5277] close(26) = -1 EBADF (Bad file descriptor) [pid 5277] close(27) = -1 EBADF (Bad file descriptor) [pid 5277] close(28) = -1 EBADF (Bad file descriptor) [pid 5277] close(29) = -1 EBADF (Bad file descriptor) [pid 5277] exit_group(0) = ? [pid 5277] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./4/cgroup") = 0 [pid 5263] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./4/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./4/cgroup.cpu") = 0 [pid 5263] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./4/cgroup.net") = 0 [pid 5263] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./4/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./4") = 0 [pid 5263] mkdir("./5", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5278 attached , child_tidptr=0x5555572b9650) = 7 [pid 5278] set_robust_list(0x5555572b9660, 24) = 0 [pid 5278] chdir("./5") = 0 [pid 5278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5278] setpgid(0, 0) = 0 [pid 5278] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5278] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5278] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5278] write(3, "1000", 4) = 4 [pid 5278] close(3) = 0 [pid 5278] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5278] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5278] write(1, "executing program\n", 18executing program ) = 18 [pid 5278] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5278] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5278] close(3) = 0 [pid 5278] close(4) = -1 EBADF (Bad file descriptor) [pid 5278] close(5) = -1 EBADF (Bad file descriptor) [pid 5278] close(6) = -1 EBADF (Bad file descriptor) [pid 5278] close(7) = -1 EBADF (Bad file descriptor) [pid 5278] close(8) = -1 EBADF (Bad file descriptor) [pid 5278] close(9) = -1 EBADF (Bad file descriptor) [pid 5278] close(10) = -1 EBADF (Bad file descriptor) [pid 5278] close(11) = -1 EBADF (Bad file descriptor) [pid 5278] close(12) = -1 EBADF (Bad file descriptor) [pid 5278] close(13) = -1 EBADF (Bad file descriptor) [pid 5278] close(14) = -1 EBADF (Bad file descriptor) [pid 5278] close(15) = -1 EBADF (Bad file descriptor) [pid 5278] close(16) = -1 EBADF (Bad file descriptor) [pid 5278] close(17) = -1 EBADF (Bad file descriptor) [pid 5278] close(18) = -1 EBADF (Bad file descriptor) [pid 5278] close(19) = -1 EBADF (Bad file descriptor) [pid 5278] close(20) = -1 EBADF (Bad file descriptor) [pid 5278] close(21) = -1 EBADF (Bad file descriptor) [pid 5278] close(22) = -1 EBADF (Bad file descriptor) [pid 5278] close(23) = -1 EBADF (Bad file descriptor) [pid 5278] close(24) = -1 EBADF (Bad file descriptor) [pid 5278] close(25) = -1 EBADF (Bad file descriptor) [pid 5278] close(26) = -1 EBADF (Bad file descriptor) [pid 5278] close(27) = -1 EBADF (Bad file descriptor) [pid 5278] close(28) = -1 EBADF (Bad file descriptor) [pid 5278] close(29) = -1 EBADF (Bad file descriptor) [pid 5278] exit_group(0) = ? [pid 5278] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./5/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./5/cgroup") = 0 [pid 5263] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./5/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./5/cgroup.cpu") = 0 [pid 5263] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./5/cgroup.net") = 0 [pid 5263] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./5/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./5") = 0 [pid 5263] mkdir("./6", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5279 attached , child_tidptr=0x5555572b9650) = 8 [pid 5279] set_robust_list(0x5555572b9660, 24) = 0 [pid 5279] chdir("./6") = 0 [pid 5279] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5279] setpgid(0, 0) = 0 [pid 5279] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5279] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5279] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5279] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5279] write(3, "1000", 4) = 4 [pid 5279] close(3) = 0 [pid 5279] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5279] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5279] write(1, "executing program\n", 18executing program ) = 18 [pid 5279] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5279] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5279] close(3) = 0 [pid 5279] close(4) = -1 EBADF (Bad file descriptor) [pid 5279] close(5) = -1 EBADF (Bad file descriptor) [pid 5279] close(6) = -1 EBADF (Bad file descriptor) [pid 5279] close(7) = -1 EBADF (Bad file descriptor) [pid 5279] close(8) = -1 EBADF (Bad file descriptor) [pid 5279] close(9) = -1 EBADF (Bad file descriptor) [pid 5279] close(10) = -1 EBADF (Bad file descriptor) [pid 5279] close(11) = -1 EBADF (Bad file descriptor) [pid 5279] close(12) = -1 EBADF (Bad file descriptor) [pid 5279] close(13) = -1 EBADF (Bad file descriptor) [pid 5279] close(14) = -1 EBADF (Bad file descriptor) [pid 5279] close(15) = -1 EBADF (Bad file descriptor) [pid 5279] close(16) = -1 EBADF (Bad file descriptor) [pid 5279] close(17) = -1 EBADF (Bad file descriptor) [pid 5279] close(18) = -1 EBADF (Bad file descriptor) [pid 5279] close(19) = -1 EBADF (Bad file descriptor) [pid 5279] close(20) = -1 EBADF (Bad file descriptor) [pid 5279] close(21) = -1 EBADF (Bad file descriptor) [pid 5279] close(22) = -1 EBADF (Bad file descriptor) [pid 5279] close(23) = -1 EBADF (Bad file descriptor) [pid 5279] close(24) = -1 EBADF (Bad file descriptor) [pid 5279] close(25) = -1 EBADF (Bad file descriptor) [pid 5279] close(26) = -1 EBADF (Bad file descriptor) [pid 5279] close(27) = -1 EBADF (Bad file descriptor) [pid 5279] close(28) = -1 EBADF (Bad file descriptor) [pid 5279] close(29) = -1 EBADF (Bad file descriptor) [pid 5279] exit_group(0) = ? [pid 5279] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./6/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./6/cgroup") = 0 [pid 5263] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./6/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./6/cgroup.cpu") = 0 [pid 5263] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./6/cgroup.net") = 0 [pid 5263] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./6/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./6") = 0 [pid 5263] mkdir("./7", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5280 attached , child_tidptr=0x5555572b9650) = 9 [pid 5280] set_robust_list(0x5555572b9660, 24) = 0 [pid 5280] chdir("./7") = 0 [pid 5280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5280] setpgid(0, 0) = 0 [pid 5280] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5280] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5280] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5280] write(3, "1000", 4) = 4 [pid 5280] close(3) = 0 [pid 5280] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5280] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5280] write(1, "executing program\n", 18) = 18 [pid 5280] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5280] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5280] close(3) = 0 [pid 5280] close(4) = -1 EBADF (Bad file descriptor) [pid 5280] close(5) = -1 EBADF (Bad file descriptor) [pid 5280] close(6) = -1 EBADF (Bad file descriptor) [pid 5280] close(7) = -1 EBADF (Bad file descriptor) [pid 5280] close(8) = -1 EBADF (Bad file descriptor) [pid 5280] close(9) = -1 EBADF (Bad file descriptor) [pid 5280] close(10) = -1 EBADF (Bad file descriptor) [pid 5280] close(11) = -1 EBADF (Bad file descriptor) [pid 5280] close(12) = -1 EBADF (Bad file descriptor) [pid 5280] close(13) = -1 EBADF (Bad file descriptor) [pid 5280] close(14) = -1 EBADF (Bad file descriptor) [pid 5280] close(15) = -1 EBADF (Bad file descriptor) [pid 5280] close(16) = -1 EBADF (Bad file descriptor) [pid 5280] close(17) = -1 EBADF (Bad file descriptor) [pid 5280] close(18) = -1 EBADF (Bad file descriptor) [pid 5280] close(19) = -1 EBADF (Bad file descriptor) [pid 5280] close(20) = -1 EBADF (Bad file descriptor) [pid 5280] close(21) = -1 EBADF (Bad file descriptor) [pid 5280] close(22) = -1 EBADF (Bad file descriptor) [pid 5280] close(23) = -1 EBADF (Bad file descriptor) [pid 5280] close(24) = -1 EBADF (Bad file descriptor) [pid 5280] close(25) = -1 EBADF (Bad file descriptor) [pid 5280] close(26) = -1 EBADF (Bad file descriptor) [pid 5280] close(27) = -1 EBADF (Bad file descriptor) [pid 5280] close(28) = -1 EBADF (Bad file descriptor) [pid 5280] close(29) = -1 EBADF (Bad file descriptor) [pid 5280] exit_group(0) = ? [pid 5280] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./7/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./7/cgroup") = 0 [pid 5263] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./7/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./7/cgroup.cpu") = 0 [pid 5263] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./7/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./7/cgroup.net") = 0 [pid 5263] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./7/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./7") = 0 [pid 5263] mkdir("./8", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5281 attached , child_tidptr=0x5555572b9650) = 10 [pid 5281] set_robust_list(0x5555572b9660, 24) = 0 [pid 5281] chdir("./8") = 0 [pid 5281] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5281] setpgid(0, 0) = 0 [pid 5281] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5281] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5281] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5281] write(3, "1000", 4) = 4 [pid 5281] close(3) = 0 [pid 5281] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5281] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5281] write(1, "executing program\n", 18executing program ) = 18 [pid 5281] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5281] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5281] close(3) = 0 [pid 5281] close(4) = -1 EBADF (Bad file descriptor) [pid 5281] close(5) = -1 EBADF (Bad file descriptor) [pid 5281] close(6) = -1 EBADF (Bad file descriptor) [pid 5281] close(7) = -1 EBADF (Bad file descriptor) [pid 5281] close(8) = -1 EBADF (Bad file descriptor) [pid 5281] close(9) = -1 EBADF (Bad file descriptor) [pid 5281] close(10) = -1 EBADF (Bad file descriptor) [pid 5281] close(11) = -1 EBADF (Bad file descriptor) [pid 5281] close(12) = -1 EBADF (Bad file descriptor) [pid 5281] close(13) = -1 EBADF (Bad file descriptor) [pid 5281] close(14) = -1 EBADF (Bad file descriptor) [pid 5281] close(15) = -1 EBADF (Bad file descriptor) [pid 5281] close(16) = -1 EBADF (Bad file descriptor) [pid 5281] close(17) = -1 EBADF (Bad file descriptor) [pid 5281] close(18) = -1 EBADF (Bad file descriptor) [pid 5281] close(19) = -1 EBADF (Bad file descriptor) [pid 5281] close(20) = -1 EBADF (Bad file descriptor) [pid 5281] close(21) = -1 EBADF (Bad file descriptor) [pid 5281] close(22) = -1 EBADF (Bad file descriptor) [pid 5281] close(23) = -1 EBADF (Bad file descriptor) [pid 5281] close(24) = -1 EBADF (Bad file descriptor) [pid 5281] close(25) = -1 EBADF (Bad file descriptor) [pid 5281] close(26) = -1 EBADF (Bad file descriptor) [pid 5281] close(27) = -1 EBADF (Bad file descriptor) [pid 5281] close(28) = -1 EBADF (Bad file descriptor) [pid 5281] close(29) = -1 EBADF (Bad file descriptor) [pid 5281] exit_group(0) = ? [pid 5281] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./8/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./8/cgroup") = 0 [pid 5263] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./8/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./8/cgroup.cpu") = 0 [pid 5263] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./8/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./8/cgroup.net") = 0 [pid 5263] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./8/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./8") = 0 [pid 5263] mkdir("./9", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5282 attached , child_tidptr=0x5555572b9650) = 11 [pid 5282] set_robust_list(0x5555572b9660, 24) = 0 [pid 5282] chdir("./9") = 0 [pid 5282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5282] setpgid(0, 0) = 0 [pid 5282] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5282] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5282] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5282] write(3, "1000", 4) = 4 [pid 5282] close(3) = 0 [pid 5282] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5282] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5282] write(1, "executing program\n", 18executing program ) = 18 [pid 5282] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5282] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5282] close(3) = 0 [pid 5282] close(4) = -1 EBADF (Bad file descriptor) [pid 5282] close(5) = -1 EBADF (Bad file descriptor) [pid 5282] close(6) = -1 EBADF (Bad file descriptor) [pid 5282] close(7) = -1 EBADF (Bad file descriptor) [pid 5282] close(8) = -1 EBADF (Bad file descriptor) [pid 5282] close(9) = -1 EBADF (Bad file descriptor) [pid 5282] close(10) = -1 EBADF (Bad file descriptor) [pid 5282] close(11) = -1 EBADF (Bad file descriptor) [pid 5282] close(12) = -1 EBADF (Bad file descriptor) [pid 5282] close(13) = -1 EBADF (Bad file descriptor) [pid 5282] close(14) = -1 EBADF (Bad file descriptor) [pid 5282] close(15) = -1 EBADF (Bad file descriptor) [pid 5282] close(16) = -1 EBADF (Bad file descriptor) [pid 5282] close(17) = -1 EBADF (Bad file descriptor) [pid 5282] close(18) = -1 EBADF (Bad file descriptor) [pid 5282] close(19) = -1 EBADF (Bad file descriptor) [pid 5282] close(20) = -1 EBADF (Bad file descriptor) [pid 5282] close(21) = -1 EBADF (Bad file descriptor) [pid 5282] close(22) = -1 EBADF (Bad file descriptor) [pid 5282] close(23) = -1 EBADF (Bad file descriptor) [pid 5282] close(24) = -1 EBADF (Bad file descriptor) [pid 5282] close(25) = -1 EBADF (Bad file descriptor) [pid 5282] close(26) = -1 EBADF (Bad file descriptor) [pid 5282] close(27) = -1 EBADF (Bad file descriptor) [pid 5282] close(28) = -1 EBADF (Bad file descriptor) [pid 5282] close(29) = -1 EBADF (Bad file descriptor) [pid 5282] exit_group(0) = ? [pid 5282] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./9/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./9/cgroup") = 0 [pid 5263] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./9/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./9/cgroup.cpu") = 0 [pid 5263] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./9/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./9/cgroup.net") = 0 [pid 5263] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./9/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./9") = 0 [pid 5263] mkdir("./10", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5283 attached , child_tidptr=0x5555572b9650) = 12 [pid 5283] set_robust_list(0x5555572b9660, 24) = 0 [pid 5283] chdir("./10") = 0 [pid 5283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5283] setpgid(0, 0) = 0 [pid 5283] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5283] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5283] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5283] write(3, "1000", 4) = 4 [pid 5283] close(3) = 0 [pid 5283] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5283] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5283] write(1, "executing program\n", 18executing program ) = 18 [pid 5283] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5283] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5283] close(3) = 0 [pid 5283] close(4) = -1 EBADF (Bad file descriptor) [pid 5283] close(5) = -1 EBADF (Bad file descriptor) [pid 5283] close(6) = -1 EBADF (Bad file descriptor) [pid 5283] close(7) = -1 EBADF (Bad file descriptor) [pid 5283] close(8) = -1 EBADF (Bad file descriptor) [pid 5283] close(9) = -1 EBADF (Bad file descriptor) [pid 5283] close(10) = -1 EBADF (Bad file descriptor) [pid 5283] close(11) = -1 EBADF (Bad file descriptor) [pid 5283] close(12) = -1 EBADF (Bad file descriptor) [pid 5283] close(13) = -1 EBADF (Bad file descriptor) [pid 5283] close(14) = -1 EBADF (Bad file descriptor) [pid 5283] close(15) = -1 EBADF (Bad file descriptor) [pid 5283] close(16) = -1 EBADF (Bad file descriptor) [pid 5283] close(17) = -1 EBADF (Bad file descriptor) [pid 5283] close(18) = -1 EBADF (Bad file descriptor) [pid 5283] close(19) = -1 EBADF (Bad file descriptor) [pid 5283] close(20) = -1 EBADF (Bad file descriptor) [pid 5283] close(21) = -1 EBADF (Bad file descriptor) [pid 5283] close(22) = -1 EBADF (Bad file descriptor) [pid 5283] close(23) = -1 EBADF (Bad file descriptor) [pid 5283] close(24) = -1 EBADF (Bad file descriptor) [pid 5283] close(25) = -1 EBADF (Bad file descriptor) [pid 5283] close(26) = -1 EBADF (Bad file descriptor) [pid 5283] close(27) = -1 EBADF (Bad file descriptor) [pid 5283] close(28) = -1 EBADF (Bad file descriptor) [pid 5283] close(29) = -1 EBADF (Bad file descriptor) [pid 5283] exit_group(0) = ? [pid 5283] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./10/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./10/cgroup") = 0 [pid 5263] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./10/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./10/cgroup.cpu") = 0 [pid 5263] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./10/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./10/cgroup.net") = 0 [pid 5263] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./10/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./10") = 0 [pid 5263] mkdir("./11", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5284 attached , child_tidptr=0x5555572b9650) = 13 [pid 5284] set_robust_list(0x5555572b9660, 24) = 0 [pid 5284] chdir("./11") = 0 [pid 5284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5284] setpgid(0, 0) = 0 [pid 5284] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5284] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5284] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5284] write(3, "1000", 4) = 4 [pid 5284] close(3) = 0 [pid 5284] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5284] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5284] write(1, "executing program\n", 18executing program ) = 18 [pid 5284] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5284] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5284] close(3) = 0 [pid 5284] close(4) = -1 EBADF (Bad file descriptor) [pid 5284] close(5) = -1 EBADF (Bad file descriptor) [pid 5284] close(6) = -1 EBADF (Bad file descriptor) [pid 5284] close(7) = -1 EBADF (Bad file descriptor) [pid 5284] close(8) = -1 EBADF (Bad file descriptor) [pid 5284] close(9) = -1 EBADF (Bad file descriptor) [pid 5284] close(10) = -1 EBADF (Bad file descriptor) [pid 5284] close(11) = -1 EBADF (Bad file descriptor) [pid 5284] close(12) = -1 EBADF (Bad file descriptor) [pid 5284] close(13) = -1 EBADF (Bad file descriptor) [pid 5284] close(14) = -1 EBADF (Bad file descriptor) [pid 5284] close(15) = -1 EBADF (Bad file descriptor) [pid 5284] close(16) = -1 EBADF (Bad file descriptor) [pid 5284] close(17) = -1 EBADF (Bad file descriptor) [pid 5284] close(18) = -1 EBADF (Bad file descriptor) [pid 5284] close(19) = -1 EBADF (Bad file descriptor) [pid 5284] close(20) = -1 EBADF (Bad file descriptor) [pid 5284] close(21) = -1 EBADF (Bad file descriptor) [pid 5284] close(22) = -1 EBADF (Bad file descriptor) [pid 5284] close(23) = -1 EBADF (Bad file descriptor) [pid 5284] close(24) = -1 EBADF (Bad file descriptor) [pid 5284] close(25) = -1 EBADF (Bad file descriptor) [pid 5284] close(26) = -1 EBADF (Bad file descriptor) [pid 5284] close(27) = -1 EBADF (Bad file descriptor) [pid 5284] close(28) = -1 EBADF (Bad file descriptor) [pid 5284] close(29) = -1 EBADF (Bad file descriptor) [pid 5284] exit_group(0) = ? [pid 5284] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./11", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./11/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./11/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./11/cgroup") = 0 [pid 5263] umount2("./11/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./11/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./11/cgroup.cpu") = 0 [pid 5263] umount2("./11/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./11/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./11/cgroup.net") = 0 [pid 5263] umount2("./11/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./11/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./11") = 0 [pid 5263] mkdir("./12", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555572b9650) = 14 ./strace-static-x86_64: Process 5285 attached [pid 5285] set_robust_list(0x5555572b9660, 24) = 0 [pid 5285] chdir("./12") = 0 [pid 5285] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5285] setpgid(0, 0) = 0 [pid 5285] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5285] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5285] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5285] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5285] write(3, "1000", 4) = 4 [pid 5285] close(3) = 0 [pid 5285] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5285] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5285] write(1, "executing program\n", 18executing program ) = 18 [pid 5285] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5285] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5285] close(3) = 0 [pid 5285] close(4) = -1 EBADF (Bad file descriptor) [pid 5285] close(5) = -1 EBADF (Bad file descriptor) [pid 5285] close(6) = -1 EBADF (Bad file descriptor) [pid 5285] close(7) = -1 EBADF (Bad file descriptor) [pid 5285] close(8) = -1 EBADF (Bad file descriptor) [pid 5285] close(9) = -1 EBADF (Bad file descriptor) [pid 5285] close(10) = -1 EBADF (Bad file descriptor) [pid 5285] close(11) = -1 EBADF (Bad file descriptor) [pid 5285] close(12) = -1 EBADF (Bad file descriptor) [pid 5285] close(13) = -1 EBADF (Bad file descriptor) [pid 5285] close(14) = -1 EBADF (Bad file descriptor) [pid 5285] close(15) = -1 EBADF (Bad file descriptor) [pid 5285] close(16) = -1 EBADF (Bad file descriptor) [pid 5285] close(17) = -1 EBADF (Bad file descriptor) [pid 5285] close(18) = -1 EBADF (Bad file descriptor) [pid 5285] close(19) = -1 EBADF (Bad file descriptor) [pid 5285] close(20) = -1 EBADF (Bad file descriptor) [pid 5285] close(21) = -1 EBADF (Bad file descriptor) [pid 5285] close(22) = -1 EBADF (Bad file descriptor) [pid 5285] close(23) = -1 EBADF (Bad file descriptor) [pid 5285] close(24) = -1 EBADF (Bad file descriptor) [pid 5285] close(25) = -1 EBADF (Bad file descriptor) [pid 5285] close(26) = -1 EBADF (Bad file descriptor) [pid 5285] close(27) = -1 EBADF (Bad file descriptor) [pid 5285] close(28) = -1 EBADF (Bad file descriptor) [pid 5285] close(29) = -1 EBADF (Bad file descriptor) [pid 5285] exit_group(0) = ? [pid 5285] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./12", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./12/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./12/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./12/cgroup") = 0 [pid 5263] umount2("./12/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./12/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./12/cgroup.cpu") = 0 [pid 5263] umount2("./12/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./12/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./12/cgroup.net") = 0 [pid 5263] umount2("./12/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./12/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./12") = 0 [pid 5263] mkdir("./13", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5286 attached , child_tidptr=0x5555572b9650) = 15 [pid 5286] set_robust_list(0x5555572b9660, 24) = 0 [pid 5286] chdir("./13") = 0 [pid 5286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5286] setpgid(0, 0) = 0 [pid 5286] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5286] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5286] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5286] write(3, "1000", 4) = 4 [pid 5286] close(3) = 0 [pid 5286] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5286] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5286] write(1, "executing program\n", 18executing program ) = 18 [pid 5286] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5286] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5286] close(3) = 0 [pid 5286] close(4) = -1 EBADF (Bad file descriptor) [pid 5286] close(5) = -1 EBADF (Bad file descriptor) [pid 5286] close(6) = -1 EBADF (Bad file descriptor) [pid 5286] close(7) = -1 EBADF (Bad file descriptor) [pid 5286] close(8) = -1 EBADF (Bad file descriptor) [pid 5286] close(9) = -1 EBADF (Bad file descriptor) [pid 5286] close(10) = -1 EBADF (Bad file descriptor) [pid 5286] close(11) = -1 EBADF (Bad file descriptor) [pid 5286] close(12) = -1 EBADF (Bad file descriptor) [pid 5286] close(13) = -1 EBADF (Bad file descriptor) [pid 5286] close(14) = -1 EBADF (Bad file descriptor) [pid 5286] close(15) = -1 EBADF (Bad file descriptor) [pid 5286] close(16) = -1 EBADF (Bad file descriptor) [pid 5286] close(17) = -1 EBADF (Bad file descriptor) [pid 5286] close(18) = -1 EBADF (Bad file descriptor) [pid 5286] close(19) = -1 EBADF (Bad file descriptor) [pid 5286] close(20) = -1 EBADF (Bad file descriptor) [pid 5286] close(21) = -1 EBADF (Bad file descriptor) [pid 5286] close(22) = -1 EBADF (Bad file descriptor) [pid 5286] close(23) = -1 EBADF (Bad file descriptor) [pid 5286] close(24) = -1 EBADF (Bad file descriptor) [pid 5286] close(25) = -1 EBADF (Bad file descriptor) [pid 5286] close(26) = -1 EBADF (Bad file descriptor) [pid 5286] close(27) = -1 EBADF (Bad file descriptor) [pid 5286] close(28) = -1 EBADF (Bad file descriptor) [pid 5286] close(29) = -1 EBADF (Bad file descriptor) [pid 5286] exit_group(0) = ? [pid 5286] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./13", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./13/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./13/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./13/cgroup") = 0 [pid 5263] umount2("./13/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./13/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./13/cgroup.cpu") = 0 [pid 5263] umount2("./13/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./13/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./13/cgroup.net") = 0 [pid 5263] umount2("./13/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./13/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./13") = 0 [pid 5263] mkdir("./14", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555572b9650) = 16 ./strace-static-x86_64: Process 5287 attached [pid 5287] set_robust_list(0x5555572b9660, 24) = 0 [pid 5287] chdir("./14") = 0 [pid 5287] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5287] setpgid(0, 0) = 0 [pid 5287] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5287] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5287] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5287] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5287] write(3, "1000", 4) = 4 [pid 5287] close(3) = 0 [pid 5287] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5287] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5287] write(1, "executing program\n", 18) = 18 [pid 5287] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5287] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5287] close(3) = 0 [pid 5287] close(4) = -1 EBADF (Bad file descriptor) [pid 5287] close(5) = -1 EBADF (Bad file descriptor) [pid 5287] close(6) = -1 EBADF (Bad file descriptor) [pid 5287] close(7) = -1 EBADF (Bad file descriptor) [pid 5287] close(8) = -1 EBADF (Bad file descriptor) [pid 5287] close(9) = -1 EBADF (Bad file descriptor) [pid 5287] close(10) = -1 EBADF (Bad file descriptor) [pid 5287] close(11) = -1 EBADF (Bad file descriptor) [pid 5287] close(12) = -1 EBADF (Bad file descriptor) [pid 5287] close(13) = -1 EBADF (Bad file descriptor) [pid 5287] close(14) = -1 EBADF (Bad file descriptor) [pid 5287] close(15) = -1 EBADF (Bad file descriptor) [pid 5287] close(16) = -1 EBADF (Bad file descriptor) [pid 5287] close(17) = -1 EBADF (Bad file descriptor) [pid 5287] close(18) = -1 EBADF (Bad file descriptor) [pid 5287] close(19) = -1 EBADF (Bad file descriptor) [pid 5287] close(20) = -1 EBADF (Bad file descriptor) [pid 5287] close(21) = -1 EBADF (Bad file descriptor) [pid 5287] close(22) = -1 EBADF (Bad file descriptor) [pid 5287] close(23) = -1 EBADF (Bad file descriptor) [pid 5287] close(24) = -1 EBADF (Bad file descriptor) [pid 5287] close(25) = -1 EBADF (Bad file descriptor) [pid 5287] close(26) = -1 EBADF (Bad file descriptor) [pid 5287] close(27) = -1 EBADF (Bad file descriptor) [pid 5287] close(28) = -1 EBADF (Bad file descriptor) [pid 5287] close(29) = -1 EBADF (Bad file descriptor) [pid 5287] exit_group(0) = ? [pid 5287] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./14", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./14/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./14/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./14/cgroup") = 0 [pid 5263] umount2("./14/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./14/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./14/cgroup.cpu") = 0 [pid 5263] umount2("./14/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./14/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./14/cgroup.net") = 0 [pid 5263] umount2("./14/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./14/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./14") = 0 [pid 5263] mkdir("./15", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5288 attached , child_tidptr=0x5555572b9650) = 17 [pid 5288] set_robust_list(0x5555572b9660, 24) = 0 [pid 5288] chdir("./15") = 0 [pid 5288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5288] setpgid(0, 0) = 0 [pid 5288] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5288] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5288] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5288] write(3, "1000", 4) = 4 [pid 5288] close(3) = 0 [pid 5288] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5288] write(1, "executing program\n", 18executing program ) = 18 [pid 5288] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5288] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5288] close(3) = 0 [pid 5288] close(4) = -1 EBADF (Bad file descriptor) [pid 5288] close(5) = -1 EBADF (Bad file descriptor) [pid 5288] close(6) = -1 EBADF (Bad file descriptor) [pid 5288] close(7) = -1 EBADF (Bad file descriptor) [pid 5288] close(8) = -1 EBADF (Bad file descriptor) [pid 5288] close(9) = -1 EBADF (Bad file descriptor) [pid 5288] close(10) = -1 EBADF (Bad file descriptor) [pid 5288] close(11) = -1 EBADF (Bad file descriptor) [pid 5288] close(12) = -1 EBADF (Bad file descriptor) [pid 5288] close(13) = -1 EBADF (Bad file descriptor) [pid 5288] close(14) = -1 EBADF (Bad file descriptor) [pid 5288] close(15) = -1 EBADF (Bad file descriptor) [pid 5288] close(16) = -1 EBADF (Bad file descriptor) [pid 5288] close(17) = -1 EBADF (Bad file descriptor) [pid 5288] close(18) = -1 EBADF (Bad file descriptor) [pid 5288] close(19) = -1 EBADF (Bad file descriptor) [pid 5288] close(20) = -1 EBADF (Bad file descriptor) [pid 5288] close(21) = -1 EBADF (Bad file descriptor) [pid 5288] close(22) = -1 EBADF (Bad file descriptor) [pid 5288] close(23) = -1 EBADF (Bad file descriptor) [pid 5288] close(24) = -1 EBADF (Bad file descriptor) [pid 5288] close(25) = -1 EBADF (Bad file descriptor) [pid 5288] close(26) = -1 EBADF (Bad file descriptor) [pid 5288] close(27) = -1 EBADF (Bad file descriptor) [pid 5288] close(28) = -1 EBADF (Bad file descriptor) [pid 5288] close(29) = -1 EBADF (Bad file descriptor) [pid 5288] exit_group(0) = ? [pid 5288] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./15", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./15/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./15/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./15/cgroup") = 0 [pid 5263] umount2("./15/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./15/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./15/cgroup.cpu") = 0 [pid 5263] umount2("./15/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./15/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./15/cgroup.net") = 0 [pid 5263] umount2("./15/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./15/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./15") = 0 [pid 5263] mkdir("./16", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5289 attached , child_tidptr=0x5555572b9650) = 18 [pid 5289] set_robust_list(0x5555572b9660, 24) = 0 [pid 5289] chdir("./16") = 0 [pid 5289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5289] setpgid(0, 0) = 0 [pid 5289] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5289] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5289] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5289] write(3, "1000", 4) = 4 [pid 5289] close(3) = 0 [pid 5289] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5289] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5289] write(1, "executing program\n", 18executing program ) = 18 [pid 5289] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5289] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5289] close(3) = 0 [pid 5289] close(4) = -1 EBADF (Bad file descriptor) [pid 5289] close(5) = -1 EBADF (Bad file descriptor) [pid 5289] close(6) = -1 EBADF (Bad file descriptor) [pid 5289] close(7) = -1 EBADF (Bad file descriptor) [pid 5289] close(8) = -1 EBADF (Bad file descriptor) [pid 5289] close(9) = -1 EBADF (Bad file descriptor) [pid 5289] close(10) = -1 EBADF (Bad file descriptor) [pid 5289] close(11) = -1 EBADF (Bad file descriptor) [pid 5289] close(12) = -1 EBADF (Bad file descriptor) [pid 5289] close(13) = -1 EBADF (Bad file descriptor) [pid 5289] close(14) = -1 EBADF (Bad file descriptor) [pid 5289] close(15) = -1 EBADF (Bad file descriptor) [pid 5289] close(16) = -1 EBADF (Bad file descriptor) [pid 5289] close(17) = -1 EBADF (Bad file descriptor) [pid 5289] close(18) = -1 EBADF (Bad file descriptor) [pid 5289] close(19) = -1 EBADF (Bad file descriptor) [pid 5289] close(20) = -1 EBADF (Bad file descriptor) [pid 5289] close(21) = -1 EBADF (Bad file descriptor) [pid 5289] close(22) = -1 EBADF (Bad file descriptor) [pid 5289] close(23) = -1 EBADF (Bad file descriptor) [pid 5289] close(24) = -1 EBADF (Bad file descriptor) [pid 5289] close(25) = -1 EBADF (Bad file descriptor) [pid 5289] close(26) = -1 EBADF (Bad file descriptor) [pid 5289] close(27) = -1 EBADF (Bad file descriptor) [pid 5289] close(28) = -1 EBADF (Bad file descriptor) [pid 5289] close(29) = -1 EBADF (Bad file descriptor) [pid 5289] exit_group(0) = ? [pid 5289] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./16", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./16/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./16/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./16/cgroup") = 0 [pid 5263] umount2("./16/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./16/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./16/cgroup.cpu") = 0 [pid 5263] umount2("./16/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./16/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./16/cgroup.net") = 0 [pid 5263] umount2("./16/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./16/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./16") = 0 [pid 5263] mkdir("./17", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5290 attached [pid 5290] set_robust_list(0x5555572b9660, 24) = 0 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 19 [pid 5290] chdir("./17") = 0 [pid 5290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5290] setpgid(0, 0) = 0 [pid 5290] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5290] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5290] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5290] write(3, "1000", 4) = 4 [pid 5290] close(3) = 0 [pid 5290] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5290] symlink("/dev/binderfs", "./binderfs"executing program ) = 0 [pid 5290] write(1, "executing program\n", 18) = 18 [pid 5290] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5290] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5290] close(3) = 0 [pid 5290] close(4) = -1 EBADF (Bad file descriptor) [pid 5290] close(5) = -1 EBADF (Bad file descriptor) [pid 5290] close(6) = -1 EBADF (Bad file descriptor) [pid 5290] close(7) = -1 EBADF (Bad file descriptor) [pid 5290] close(8) = -1 EBADF (Bad file descriptor) [pid 5290] close(9) = -1 EBADF (Bad file descriptor) [pid 5290] close(10) = -1 EBADF (Bad file descriptor) [pid 5290] close(11) = -1 EBADF (Bad file descriptor) [pid 5290] close(12) = -1 EBADF (Bad file descriptor) [pid 5290] close(13) = -1 EBADF (Bad file descriptor) [pid 5290] close(14) = -1 EBADF (Bad file descriptor) [pid 5290] close(15) = -1 EBADF (Bad file descriptor) [pid 5290] close(16) = -1 EBADF (Bad file descriptor) [pid 5290] close(17) = -1 EBADF (Bad file descriptor) [pid 5290] close(18) = -1 EBADF (Bad file descriptor) [pid 5290] close(19) = -1 EBADF (Bad file descriptor) [pid 5290] close(20) = -1 EBADF (Bad file descriptor) [pid 5290] close(21) = -1 EBADF (Bad file descriptor) [pid 5290] close(22) = -1 EBADF (Bad file descriptor) [pid 5290] close(23) = -1 EBADF (Bad file descriptor) [pid 5290] close(24) = -1 EBADF (Bad file descriptor) [pid 5290] close(25) = -1 EBADF (Bad file descriptor) [pid 5290] close(26) = -1 EBADF (Bad file descriptor) [pid 5290] close(27) = -1 EBADF (Bad file descriptor) [pid 5290] close(28) = -1 EBADF (Bad file descriptor) [pid 5290] close(29) = -1 EBADF (Bad file descriptor) [pid 5290] exit_group(0) = ? [pid 5290] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./17", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./17/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./17/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./17/cgroup") = 0 [pid 5263] umount2("./17/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./17/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./17/cgroup.cpu") = 0 [pid 5263] umount2("./17/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./17/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./17/cgroup.net") = 0 [pid 5263] umount2("./17/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./17/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./17") = 0 [pid 5263] mkdir("./18", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5291 attached , child_tidptr=0x5555572b9650) = 20 [pid 5291] set_robust_list(0x5555572b9660, 24) = 0 [pid 5291] chdir("./18") = 0 [pid 5291] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5291] setpgid(0, 0) = 0 [pid 5291] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5291] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5291] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5291] write(3, "1000", 4) = 4 [pid 5291] close(3) = 0 [pid 5291] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5291] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5291] write(1, "executing program\n", 18executing program ) = 18 [pid 5291] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5291] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5291] close(3) = 0 [pid 5291] close(4) = -1 EBADF (Bad file descriptor) [pid 5291] close(5) = -1 EBADF (Bad file descriptor) [pid 5291] close(6) = -1 EBADF (Bad file descriptor) [pid 5291] close(7) = -1 EBADF (Bad file descriptor) [pid 5291] close(8) = -1 EBADF (Bad file descriptor) [pid 5291] close(9) = -1 EBADF (Bad file descriptor) [pid 5291] close(10) = -1 EBADF (Bad file descriptor) [pid 5291] close(11) = -1 EBADF (Bad file descriptor) [pid 5291] close(12) = -1 EBADF (Bad file descriptor) [pid 5291] close(13) = -1 EBADF (Bad file descriptor) [pid 5291] close(14) = -1 EBADF (Bad file descriptor) [pid 5291] close(15) = -1 EBADF (Bad file descriptor) [pid 5291] close(16) = -1 EBADF (Bad file descriptor) [pid 5291] close(17) = -1 EBADF (Bad file descriptor) [pid 5291] close(18) = -1 EBADF (Bad file descriptor) [pid 5291] close(19) = -1 EBADF (Bad file descriptor) [pid 5291] close(20) = -1 EBADF (Bad file descriptor) [pid 5291] close(21) = -1 EBADF (Bad file descriptor) [pid 5291] close(22) = -1 EBADF (Bad file descriptor) [pid 5291] close(23) = -1 EBADF (Bad file descriptor) [pid 5291] close(24) = -1 EBADF (Bad file descriptor) [pid 5291] close(25) = -1 EBADF (Bad file descriptor) [pid 5291] close(26) = -1 EBADF (Bad file descriptor) [pid 5291] close(27) = -1 EBADF (Bad file descriptor) [pid 5291] close(28) = -1 EBADF (Bad file descriptor) [pid 5291] close(29) = -1 EBADF (Bad file descriptor) [pid 5291] exit_group(0) = ? [pid 5291] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./18", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./18/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./18/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./18/cgroup") = 0 [pid 5263] umount2("./18/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./18/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./18/cgroup.cpu") = 0 [pid 5263] umount2("./18/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./18/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./18/cgroup.net") = 0 [pid 5263] umount2("./18/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./18/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./18") = 0 [pid 5263] mkdir("./19", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555572b9650) = 21 ./strace-static-x86_64: Process 5292 attached [pid 5292] set_robust_list(0x5555572b9660, 24) = 0 [pid 5292] chdir("./19") = 0 [pid 5292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5292] setpgid(0, 0) = 0 [pid 5292] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5292] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5292] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5292] write(3, "1000", 4) = 4 [pid 5292] close(3) = 0 [pid 5292] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5292] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5292] write(1, "executing program\n", 18executing program ) = 18 [pid 5292] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5292] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5292] close(3) = 0 [pid 5292] close(4) = -1 EBADF (Bad file descriptor) [pid 5292] close(5) = -1 EBADF (Bad file descriptor) [pid 5292] close(6) = -1 EBADF (Bad file descriptor) [pid 5292] close(7) = -1 EBADF (Bad file descriptor) [pid 5292] close(8) = -1 EBADF (Bad file descriptor) [pid 5292] close(9) = -1 EBADF (Bad file descriptor) [pid 5292] close(10) = -1 EBADF (Bad file descriptor) [pid 5292] close(11) = -1 EBADF (Bad file descriptor) [pid 5292] close(12) = -1 EBADF (Bad file descriptor) [pid 5292] close(13) = -1 EBADF (Bad file descriptor) [pid 5292] close(14) = -1 EBADF (Bad file descriptor) [pid 5292] close(15) = -1 EBADF (Bad file descriptor) [pid 5292] close(16) = -1 EBADF (Bad file descriptor) [pid 5292] close(17) = -1 EBADF (Bad file descriptor) [pid 5292] close(18) = -1 EBADF (Bad file descriptor) [pid 5292] close(19) = -1 EBADF (Bad file descriptor) [pid 5292] close(20) = -1 EBADF (Bad file descriptor) [pid 5292] close(21) = -1 EBADF (Bad file descriptor) [pid 5292] close(22) = -1 EBADF (Bad file descriptor) [pid 5292] close(23) = -1 EBADF (Bad file descriptor) [pid 5292] close(24) = -1 EBADF (Bad file descriptor) [pid 5292] close(25) = -1 EBADF (Bad file descriptor) [pid 5292] close(26) = -1 EBADF (Bad file descriptor) [pid 5292] close(27) = -1 EBADF (Bad file descriptor) [pid 5292] close(28) = -1 EBADF (Bad file descriptor) [pid 5292] close(29) = -1 EBADF (Bad file descriptor) [pid 5292] exit_group(0) = ? [pid 5292] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./19", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./19/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./19/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./19/cgroup") = 0 [pid 5263] umount2("./19/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./19/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./19/cgroup.cpu") = 0 [pid 5263] umount2("./19/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./19/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./19/cgroup.net") = 0 [pid 5263] umount2("./19/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./19/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./19") = 0 [pid 5263] mkdir("./20", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5293 attached , child_tidptr=0x5555572b9650) = 22 [pid 5293] set_robust_list(0x5555572b9660, 24) = 0 [pid 5293] chdir("./20") = 0 [pid 5293] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5293] setpgid(0, 0) = 0 [pid 5293] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5293] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5293] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5293] write(3, "1000", 4) = 4 [pid 5293] close(3) = 0 [pid 5293] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5293] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5293] write(1, "executing program\n", 18) = 18 [pid 5293] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5293] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5293] close(3) = 0 [pid 5293] close(4) = -1 EBADF (Bad file descriptor) [pid 5293] close(5) = -1 EBADF (Bad file descriptor) [pid 5293] close(6) = -1 EBADF (Bad file descriptor) [pid 5293] close(7) = -1 EBADF (Bad file descriptor) [pid 5293] close(8) = -1 EBADF (Bad file descriptor) [pid 5293] close(9) = -1 EBADF (Bad file descriptor) [pid 5293] close(10) = -1 EBADF (Bad file descriptor) [pid 5293] close(11) = -1 EBADF (Bad file descriptor) [pid 5293] close(12) = -1 EBADF (Bad file descriptor) [pid 5293] close(13) = -1 EBADF (Bad file descriptor) [pid 5293] close(14) = -1 EBADF (Bad file descriptor) [pid 5293] close(15) = -1 EBADF (Bad file descriptor) [pid 5293] close(16) = -1 EBADF (Bad file descriptor) [pid 5293] close(17) = -1 EBADF (Bad file descriptor) [pid 5293] close(18) = -1 EBADF (Bad file descriptor) [pid 5293] close(19) = -1 EBADF (Bad file descriptor) [pid 5293] close(20) = -1 EBADF (Bad file descriptor) [pid 5293] close(21) = -1 EBADF (Bad file descriptor) [pid 5293] close(22) = -1 EBADF (Bad file descriptor) [pid 5293] close(23) = -1 EBADF (Bad file descriptor) [pid 5293] close(24) = -1 EBADF (Bad file descriptor) [pid 5293] close(25) = -1 EBADF (Bad file descriptor) [pid 5293] close(26) = -1 EBADF (Bad file descriptor) [pid 5293] close(27) = -1 EBADF (Bad file descriptor) [pid 5293] close(28) = -1 EBADF (Bad file descriptor) [pid 5293] close(29) = -1 EBADF (Bad file descriptor) [pid 5293] exit_group(0) = ? [pid 5293] +++ exited with 0 +++ [ 276.446787][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.459221][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.471539][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.483767][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [ 276.496255][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.508470][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.520791][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.533003][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [pid 5263] umount2("./20", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./20/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./20/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./20/cgroup") = 0 [ 276.545368][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 276.557594][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [pid 5263] umount2("./20/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./20/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./20/cgroup.cpu") = 0 [pid 5263] umount2("./20/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./20/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./20/cgroup.net") = 0 [pid 5263] umount2("./20/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./20/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./20") = 0 [pid 5263] mkdir("./21", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5294 attached [pid 5294] set_robust_list(0x5555572b9660, 24) = 0 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 23 [pid 5294] chdir("./21") = 0 [pid 5294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5294] setpgid(0, 0) = 0 [pid 5294] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5294] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5294] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5294] write(3, "1000", 4) = 4 executing program [pid 5294] close(3) = 0 [pid 5294] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5294] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5294] write(1, "executing program\n", 18) = 18 [pid 5294] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5294] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5294] close(3) = 0 [pid 5294] close(4) = -1 EBADF (Bad file descriptor) [pid 5294] close(5) = -1 EBADF (Bad file descriptor) [pid 5294] close(6) = -1 EBADF (Bad file descriptor) [pid 5294] close(7) = -1 EBADF (Bad file descriptor) [pid 5294] close(8) = -1 EBADF (Bad file descriptor) [pid 5294] close(9) = -1 EBADF (Bad file descriptor) [pid 5294] close(10) = -1 EBADF (Bad file descriptor) [pid 5294] close(11) = -1 EBADF (Bad file descriptor) [pid 5294] close(12) = -1 EBADF (Bad file descriptor) [pid 5294] close(13) = -1 EBADF (Bad file descriptor) [pid 5294] close(14) = -1 EBADF (Bad file descriptor) [pid 5294] close(15) = -1 EBADF (Bad file descriptor) [pid 5294] close(16) = -1 EBADF (Bad file descriptor) [pid 5294] close(17) = -1 EBADF (Bad file descriptor) [pid 5294] close(18) = -1 EBADF (Bad file descriptor) [pid 5294] close(19) = -1 EBADF (Bad file descriptor) [pid 5294] close(20) = -1 EBADF (Bad file descriptor) [pid 5294] close(21) = -1 EBADF (Bad file descriptor) [pid 5294] close(22) = -1 EBADF (Bad file descriptor) [pid 5294] close(23) = -1 EBADF (Bad file descriptor) [pid 5294] close(24) = -1 EBADF (Bad file descriptor) [pid 5294] close(25) = -1 EBADF (Bad file descriptor) [pid 5294] close(26) = -1 EBADF (Bad file descriptor) [pid 5294] close(27) = -1 EBADF (Bad file descriptor) [pid 5294] close(28) = -1 EBADF (Bad file descriptor) [pid 5294] close(29) = -1 EBADF (Bad file descriptor) [pid 5294] exit_group(0) = ? [pid 5294] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./21", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./21/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./21/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./21/cgroup") = 0 [pid 5263] umount2("./21/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./21/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./21/cgroup.cpu") = 0 [pid 5263] umount2("./21/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./21/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./21/cgroup.net") = 0 [pid 5263] umount2("./21/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./21/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./21") = 0 [pid 5263] mkdir("./22", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5295 attached [pid 5295] set_robust_list(0x5555572b9660, 24) = 0 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 24 [pid 5295] chdir("./22") = 0 [pid 5295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5295] setpgid(0, 0) = 0 [pid 5295] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5295] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5295] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5295] write(3, "1000", 4) = 4 [pid 5295] close(3) = 0 [pid 5295] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5295] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5295] write(1, "executing program\n", 18executing program ) = 18 [pid 5295] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5295] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5295] close(3) = 0 [pid 5295] close(4) = -1 EBADF (Bad file descriptor) [pid 5295] close(5) = -1 EBADF (Bad file descriptor) [pid 5295] close(6) = -1 EBADF (Bad file descriptor) [pid 5295] close(7) = -1 EBADF (Bad file descriptor) [pid 5295] close(8) = -1 EBADF (Bad file descriptor) [pid 5295] close(9) = -1 EBADF (Bad file descriptor) [pid 5295] close(10) = -1 EBADF (Bad file descriptor) [pid 5295] close(11) = -1 EBADF (Bad file descriptor) [pid 5295] close(12) = -1 EBADF (Bad file descriptor) [pid 5295] close(13) = -1 EBADF (Bad file descriptor) [pid 5295] close(14) = -1 EBADF (Bad file descriptor) [pid 5295] close(15) = -1 EBADF (Bad file descriptor) [pid 5295] close(16) = -1 EBADF (Bad file descriptor) [pid 5295] close(17) = -1 EBADF (Bad file descriptor) [pid 5295] close(18) = -1 EBADF (Bad file descriptor) [pid 5295] close(19) = -1 EBADF (Bad file descriptor) [pid 5295] close(20) = -1 EBADF (Bad file descriptor) [pid 5295] close(21) = -1 EBADF (Bad file descriptor) [pid 5295] close(22) = -1 EBADF (Bad file descriptor) [pid 5295] close(23) = -1 EBADF (Bad file descriptor) [pid 5295] close(24) = -1 EBADF (Bad file descriptor) [pid 5295] close(25) = -1 EBADF (Bad file descriptor) [pid 5295] close(26) = -1 EBADF (Bad file descriptor) [pid 5295] close(27) = -1 EBADF (Bad file descriptor) [pid 5295] close(28) = -1 EBADF (Bad file descriptor) [pid 5295] close(29) = -1 EBADF (Bad file descriptor) [pid 5295] exit_group(0) = ? [pid 5295] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5263] umount2("./22", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./22/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./22/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./22/cgroup") = 0 [pid 5263] umount2("./22/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./22/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./22/cgroup.cpu") = 0 [pid 5263] umount2("./22/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./22/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./22/cgroup.net") = 0 [pid 5263] umount2("./22/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./22/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./22/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./22") = 0 [pid 5263] mkdir("./23", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5296 attached executing program [pid 5296] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 25 [pid 5296] <... set_robust_list resumed>) = 0 [pid 5296] chdir("./23") = 0 [pid 5296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5296] setpgid(0, 0) = 0 [pid 5296] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5296] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5296] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5296] write(3, "1000", 4) = 4 [pid 5296] close(3) = 0 [pid 5296] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5296] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5296] write(1, "executing program\n", 18) = 18 [pid 5296] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5296] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5296] close(3) = 0 [pid 5296] close(4) = -1 EBADF (Bad file descriptor) [pid 5296] close(5) = -1 EBADF (Bad file descriptor) [pid 5296] close(6) = -1 EBADF (Bad file descriptor) [pid 5296] close(7) = -1 EBADF (Bad file descriptor) [pid 5296] close(8) = -1 EBADF (Bad file descriptor) [pid 5296] close(9) = -1 EBADF (Bad file descriptor) [pid 5296] close(10) = -1 EBADF (Bad file descriptor) [pid 5296] close(11) = -1 EBADF (Bad file descriptor) [pid 5296] close(12) = -1 EBADF (Bad file descriptor) [pid 5296] close(13) = -1 EBADF (Bad file descriptor) [pid 5296] close(14) = -1 EBADF (Bad file descriptor) [pid 5296] close(15) = -1 EBADF (Bad file descriptor) [pid 5296] close(16) = -1 EBADF (Bad file descriptor) [pid 5296] close(17) = -1 EBADF (Bad file descriptor) [pid 5296] close(18) = -1 EBADF (Bad file descriptor) [pid 5296] close(19) = -1 EBADF (Bad file descriptor) [pid 5296] close(20) = -1 EBADF (Bad file descriptor) [pid 5296] close(21) = -1 EBADF (Bad file descriptor) [pid 5296] close(22) = -1 EBADF (Bad file descriptor) [pid 5296] close(23) = -1 EBADF (Bad file descriptor) [pid 5296] close(24) = -1 EBADF (Bad file descriptor) [pid 5296] close(25) = -1 EBADF (Bad file descriptor) [pid 5296] close(26) = -1 EBADF (Bad file descriptor) [pid 5296] close(27) = -1 EBADF (Bad file descriptor) [pid 5296] close(28) = -1 EBADF (Bad file descriptor) [pid 5296] close(29) = -1 EBADF (Bad file descriptor) [pid 5296] exit_group(0) = ? [pid 5296] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./23", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 281.456062][ C0] net_ratelimit: 25142 callbacks suppressed [ 281.456084][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 281.456149][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 281.462237][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 281.474959][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 281.486341][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 281.498761][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 281.510056][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 281.522646][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 281.533919][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 281.546569][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 285.129283][ T24] sched: DL replenish lagged too much [pid 5263] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./23/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./23/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./23/cgroup") = 0 [pid 5263] umount2("./23/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./23/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./23/cgroup.cpu") = 0 [ 286.466112][ C0] net_ratelimit: 24228 callbacks suppressed [ 286.466137][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 286.466320][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 286.472360][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 286.485031][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 286.496276][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 286.508925][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 286.520281][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 286.532792][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 286.544038][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 286.556720][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) executing program [pid 5263] umount2("./23/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./23/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./23/cgroup.net") = 0 [pid 5263] umount2("./23/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./23/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./23/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./23") = 0 [pid 5263] mkdir("./24", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5297 attached [pid 5297] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 26 [pid 5297] <... set_robust_list resumed>) = 0 [pid 5297] chdir("./24") = 0 [pid 5297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5297] setpgid(0, 0) = 0 [pid 5297] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5297] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5297] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5297] write(3, "1000", 4) = 4 [pid 5297] close(3) = 0 [pid 5297] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5297] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5297] write(1, "executing program\n", 18) = 18 [pid 5297] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5297] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5297] close(3) = 0 [pid 5297] close(4) = -1 EBADF (Bad file descriptor) [pid 5297] close(5) = -1 EBADF (Bad file descriptor) [pid 5297] close(6) = -1 EBADF (Bad file descriptor) [pid 5297] close(7) = -1 EBADF (Bad file descriptor) [pid 5297] close(8) = -1 EBADF (Bad file descriptor) [pid 5297] close(9) = -1 EBADF (Bad file descriptor) [pid 5297] close(10) = -1 EBADF (Bad file descriptor) [pid 5297] close(11) = -1 EBADF (Bad file descriptor) [pid 5297] close(12) = -1 EBADF (Bad file descriptor) [pid 5297] close(13) = -1 EBADF (Bad file descriptor) [pid 5297] close(14) = -1 EBADF (Bad file descriptor) [pid 5297] close(15) = -1 EBADF (Bad file descriptor) [pid 5297] close(16) = -1 EBADF (Bad file descriptor) [pid 5297] close(17) = -1 EBADF (Bad file descriptor) [pid 5297] close(18) = -1 EBADF (Bad file descriptor) [pid 5297] close(19) = -1 EBADF (Bad file descriptor) [pid 5297] close(20) = -1 EBADF (Bad file descriptor) [pid 5297] close(21) = -1 EBADF (Bad file descriptor) [pid 5297] close(22) = -1 EBADF (Bad file descriptor) [pid 5297] close(23) = -1 EBADF (Bad file descriptor) [pid 5297] close(24) = -1 EBADF (Bad file descriptor) [pid 5297] close(25) = -1 EBADF (Bad file descriptor) [pid 5297] close(26) = -1 EBADF (Bad file descriptor) [pid 5297] close(27) = -1 EBADF (Bad file descriptor) [pid 5297] close(28) = -1 EBADF (Bad file descriptor) [pid 5297] close(29) = -1 EBADF (Bad file descriptor) [pid 5297] exit_group(0) = ? [pid 5297] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./24", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./24/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./24/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./24/cgroup") = 0 [pid 5263] umount2("./24/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./24/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 executing program [pid 5263] unlink("./24/cgroup.cpu") = 0 [pid 5263] umount2("./24/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./24/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./24/cgroup.net") = 0 [pid 5263] umount2("./24/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./24/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./24/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./24") = 0 [pid 5263] mkdir("./25", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5298 attached [pid 5298] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 27 [pid 5298] <... set_robust_list resumed>) = 0 [pid 5298] chdir("./25") = 0 [pid 5298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5298] setpgid(0, 0) = 0 [pid 5298] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5298] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5298] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5298] write(3, "1000", 4) = 4 [pid 5298] close(3) = 0 [pid 5298] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5298] write(1, "executing program\n", 18) = 18 [pid 5298] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5298] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5298] close(3) = 0 [pid 5298] close(4) = -1 EBADF (Bad file descriptor) [pid 5298] close(5) = -1 EBADF (Bad file descriptor) [pid 5298] close(6) = -1 EBADF (Bad file descriptor) [pid 5298] close(7) = -1 EBADF (Bad file descriptor) [pid 5298] close(8) = -1 EBADF (Bad file descriptor) [pid 5298] close(9) = -1 EBADF (Bad file descriptor) [pid 5298] close(10) = -1 EBADF (Bad file descriptor) [pid 5298] close(11) = -1 EBADF (Bad file descriptor) [pid 5298] close(12) = -1 EBADF (Bad file descriptor) [pid 5298] close(13) = -1 EBADF (Bad file descriptor) [pid 5298] close(14) = -1 EBADF (Bad file descriptor) [pid 5298] close(15) = -1 EBADF (Bad file descriptor) [pid 5298] close(16) = -1 EBADF (Bad file descriptor) [pid 5298] close(17) = -1 EBADF (Bad file descriptor) [pid 5298] close(18) = -1 EBADF (Bad file descriptor) [pid 5298] close(19) = -1 EBADF (Bad file descriptor) [pid 5298] close(20) = -1 EBADF (Bad file descriptor) [pid 5298] close(21) = -1 EBADF (Bad file descriptor) [pid 5298] close(22) = -1 EBADF (Bad file descriptor) [pid 5298] close(23) = -1 EBADF (Bad file descriptor) [pid 5298] close(24) = -1 EBADF (Bad file descriptor) [pid 5298] close(25) = -1 EBADF (Bad file descriptor) [pid 5298] close(26) = -1 EBADF (Bad file descriptor) [pid 5298] close(27) = -1 EBADF (Bad file descriptor) [pid 5298] close(28) = -1 EBADF (Bad file descriptor) [pid 5298] close(29) = -1 EBADF (Bad file descriptor) [pid 5298] exit_group(0) = ? [pid 5298] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./25", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./25/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./25/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./25/cgroup") = 0 [pid 5263] umount2("./25/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./25/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./25/cgroup.cpu") = 0 [pid 5263] umount2("./25/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./25/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./25/cgroup.net") = 0 [pid 5263] umount2("./25/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./25/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./25/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./25") = 0 [pid 5263] mkdir("./26", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5299 attached [pid 5299] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 28 [pid 5299] <... set_robust_list resumed>) = 0 [pid 5299] chdir("./26") = 0 [pid 5299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5299] setpgid(0, 0) = 0 [pid 5299] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5299] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5299] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5299] write(3, "1000", 4) = 4 [pid 5299] close(3) = 0 [pid 5299] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5299] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5299] write(1, "executing program\n", 18) = 18 [pid 5299] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5299] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5299] close(3) = 0 [pid 5299] close(4) = -1 EBADF (Bad file descriptor) [pid 5299] close(5) = -1 EBADF (Bad file descriptor) [pid 5299] close(6) = -1 EBADF (Bad file descriptor) [pid 5299] close(7) = -1 EBADF (Bad file descriptor) [pid 5299] close(8) = -1 EBADF (Bad file descriptor) [pid 5299] close(9) = -1 EBADF (Bad file descriptor) [pid 5299] close(10) = -1 EBADF (Bad file descriptor) [pid 5299] close(11) = -1 EBADF (Bad file descriptor) [pid 5299] close(12) = -1 EBADF (Bad file descriptor) [pid 5299] close(13) = -1 EBADF (Bad file descriptor) [pid 5299] close(14) = -1 EBADF (Bad file descriptor) [pid 5299] close(15) = -1 EBADF (Bad file descriptor) [pid 5299] close(16) = -1 EBADF (Bad file descriptor) [pid 5299] close(17) = -1 EBADF (Bad file descriptor) [pid 5299] close(18) = -1 EBADF (Bad file descriptor) [pid 5299] close(19) = -1 EBADF (Bad file descriptor) [pid 5299] close(20) = -1 EBADF (Bad file descriptor) [pid 5299] close(21) = -1 EBADF (Bad file descriptor) [pid 5299] close(22) = -1 EBADF (Bad file descriptor) [pid 5299] close(23) = -1 EBADF (Bad file descriptor) [pid 5299] close(24) = -1 EBADF (Bad file descriptor) [pid 5299] close(25) = -1 EBADF (Bad file descriptor) [pid 5299] close(26) = -1 EBADF (Bad file descriptor) [pid 5299] close(27) = -1 EBADF (Bad file descriptor) [pid 5299] close(28) = -1 EBADF (Bad file descriptor) [pid 5299] close(29) = -1 EBADF (Bad file descriptor) [pid 5299] exit_group(0) = ? [pid 5299] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./26", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./26/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./26/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./26/cgroup") = 0 [pid 5263] umount2("./26/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./26/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./26/cgroup.cpu") = 0 [pid 5263] umount2("./26/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./26/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./26/cgroup.net") = 0 [pid 5263] umount2("./26/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./26/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./26/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./26") = 0 [pid 5263] mkdir("./27", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5300 attached [pid 5300] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 29 [pid 5300] <... set_robust_list resumed>) = 0 [pid 5300] chdir("./27") = 0 [pid 5300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5300] setpgid(0, 0) = 0 [pid 5300] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5300] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 executing program [pid 5300] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5300] write(3, "1000", 4) = 4 [pid 5300] close(3) = 0 [pid 5300] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5300] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5300] write(1, "executing program\n", 18) = 18 [pid 5300] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5300] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5300] close(3) = 0 [pid 5300] close(4) = -1 EBADF (Bad file descriptor) [pid 5300] close(5) = -1 EBADF (Bad file descriptor) [pid 5300] close(6) = -1 EBADF (Bad file descriptor) [pid 5300] close(7) = -1 EBADF (Bad file descriptor) [pid 5300] close(8) = -1 EBADF (Bad file descriptor) [pid 5300] close(9) = -1 EBADF (Bad file descriptor) [pid 5300] close(10) = -1 EBADF (Bad file descriptor) [pid 5300] close(11) = -1 EBADF (Bad file descriptor) [pid 5300] close(12) = -1 EBADF (Bad file descriptor) [pid 5300] close(13) = -1 EBADF (Bad file descriptor) [pid 5300] close(14) = -1 EBADF (Bad file descriptor) [pid 5300] close(15) = -1 EBADF (Bad file descriptor) [pid 5300] close(16) = -1 EBADF (Bad file descriptor) [pid 5300] close(17) = -1 EBADF (Bad file descriptor) [pid 5300] close(18) = -1 EBADF (Bad file descriptor) [pid 5300] close(19) = -1 EBADF (Bad file descriptor) [pid 5300] close(20) = -1 EBADF (Bad file descriptor) [pid 5300] close(21) = -1 EBADF (Bad file descriptor) [pid 5300] close(22) = -1 EBADF (Bad file descriptor) [pid 5300] close(23) = -1 EBADF (Bad file descriptor) [pid 5300] close(24) = -1 EBADF (Bad file descriptor) [pid 5300] close(25) = -1 EBADF (Bad file descriptor) [pid 5300] close(26) = -1 EBADF (Bad file descriptor) [pid 5300] close(27) = -1 EBADF (Bad file descriptor) [pid 5300] close(28) = -1 EBADF (Bad file descriptor) [pid 5300] close(29) = -1 EBADF (Bad file descriptor) [pid 5300] exit_group(0) = ? [pid 5300] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./27", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./27/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./27/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./27/cgroup") = 0 [pid 5263] umount2("./27/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./27/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./27/cgroup.cpu") = 0 [pid 5263] umount2("./27/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./27/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./27/cgroup.net") = 0 [pid 5263] umount2("./27/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./27/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./27/binderfs") = 0 executing program [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./27") = 0 [pid 5263] mkdir("./28", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5301 attached [pid 5301] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 30 [pid 5301] <... set_robust_list resumed>) = 0 [pid 5301] chdir("./28") = 0 [pid 5301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5301] setpgid(0, 0) = 0 [pid 5301] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5301] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5301] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5301] write(3, "1000", 4) = 4 [pid 5301] close(3) = 0 [pid 5301] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5301] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5301] write(1, "executing program\n", 18) = 18 [pid 5301] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5301] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5301] close(3) = 0 [pid 5301] close(4) = -1 EBADF (Bad file descriptor) [pid 5301] close(5) = -1 EBADF (Bad file descriptor) [pid 5301] close(6) = -1 EBADF (Bad file descriptor) [pid 5301] close(7) = -1 EBADF (Bad file descriptor) [pid 5301] close(8) = -1 EBADF (Bad file descriptor) [pid 5301] close(9) = -1 EBADF (Bad file descriptor) [pid 5301] close(10) = -1 EBADF (Bad file descriptor) [pid 5301] close(11) = -1 EBADF (Bad file descriptor) [pid 5301] close(12) = -1 EBADF (Bad file descriptor) [pid 5301] close(13) = -1 EBADF (Bad file descriptor) [pid 5301] close(14) = -1 EBADF (Bad file descriptor) [pid 5301] close(15) = -1 EBADF (Bad file descriptor) [pid 5301] close(16) = -1 EBADF (Bad file descriptor) [pid 5301] close(17) = -1 EBADF (Bad file descriptor) [pid 5301] close(18) = -1 EBADF (Bad file descriptor) [pid 5301] close(19) = -1 EBADF (Bad file descriptor) [pid 5301] close(20) = -1 EBADF (Bad file descriptor) [pid 5301] close(21) = -1 EBADF (Bad file descriptor) [pid 5301] close(22) = -1 EBADF (Bad file descriptor) [pid 5301] close(23) = -1 EBADF (Bad file descriptor) [pid 5301] close(24) = -1 EBADF (Bad file descriptor) [pid 5301] close(25) = -1 EBADF (Bad file descriptor) [pid 5301] close(26) = -1 EBADF (Bad file descriptor) [pid 5301] close(27) = -1 EBADF (Bad file descriptor) [pid 5301] close(28) = -1 EBADF (Bad file descriptor) [pid 5301] close(29) = -1 EBADF (Bad file descriptor) [pid 5301] exit_group(0) = ? [pid 5301] +++ exited with 0 +++ executing program [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./28", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./28/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./28/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./28/cgroup") = 0 [pid 5263] umount2("./28/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./28/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./28/cgroup.cpu") = 0 [pid 5263] umount2("./28/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./28/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./28/cgroup.net") = 0 [pid 5263] umount2("./28/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./28/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./28/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./28") = 0 [pid 5263] mkdir("./29", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5302 attached [pid 5302] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 31 [pid 5302] <... set_robust_list resumed>) = 0 [pid 5302] chdir("./29") = 0 [pid 5302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5302] setpgid(0, 0) = 0 [pid 5302] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5302] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5302] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5302] write(3, "1000", 4) = 4 [pid 5302] close(3) = 0 [pid 5302] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5302] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5302] write(1, "executing program\n", 18) = 18 [pid 5302] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5302] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5302] close(3) = 0 [pid 5302] close(4) = -1 EBADF (Bad file descriptor) [pid 5302] close(5) = -1 EBADF (Bad file descriptor) [pid 5302] close(6) = -1 EBADF (Bad file descriptor) [pid 5302] close(7) = -1 EBADF (Bad file descriptor) [pid 5302] close(8) = -1 EBADF (Bad file descriptor) [pid 5302] close(9) = -1 EBADF (Bad file descriptor) [pid 5302] close(10) = -1 EBADF (Bad file descriptor) [pid 5302] close(11) = -1 EBADF (Bad file descriptor) [pid 5302] close(12) = -1 EBADF (Bad file descriptor) [pid 5302] close(13) = -1 EBADF (Bad file descriptor) [pid 5302] close(14) = -1 EBADF (Bad file descriptor) [pid 5302] close(15) = -1 EBADF (Bad file descriptor) [pid 5302] close(16) = -1 EBADF (Bad file descriptor) [pid 5302] close(17) = -1 EBADF (Bad file descriptor) [pid 5302] close(18) = -1 EBADF (Bad file descriptor) [pid 5302] close(19) = -1 EBADF (Bad file descriptor) [pid 5302] close(20) = -1 EBADF (Bad file descriptor) [pid 5302] close(21) = -1 EBADF (Bad file descriptor) [pid 5302] close(22) = -1 EBADF (Bad file descriptor) [pid 5302] close(23) = -1 EBADF (Bad file descriptor) [pid 5302] close(24) = -1 EBADF (Bad file descriptor) [pid 5302] close(25) = -1 EBADF (Bad file descriptor) [pid 5302] close(26) = -1 EBADF (Bad file descriptor) [pid 5302] close(27) = -1 EBADF (Bad file descriptor) [pid 5302] close(28) = -1 EBADF (Bad file descriptor) [pid 5302] close(29) = -1 EBADF (Bad file descriptor) [pid 5302] exit_group(0) = ? [pid 5302] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./29", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./29/cgroup", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program ) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./29/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./29/cgroup") = 0 [pid 5263] umount2("./29/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./29/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./29/cgroup.cpu") = 0 [pid 5263] umount2("./29/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./29/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./29/cgroup.net") = 0 [pid 5263] umount2("./29/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./29/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./29/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./29") = 0 [pid 5263] mkdir("./30", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5303 attached [pid 5303] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 32 [pid 5303] <... set_robust_list resumed>) = 0 [pid 5303] chdir("./30") = 0 [pid 5303] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5303] setpgid(0, 0) = 0 [pid 5303] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5303] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5303] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5303] write(3, "1000", 4) = 4 [pid 5303] close(3) = 0 [pid 5303] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5303] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5303] write(1, "executing program\n", 18) = 18 [pid 5303] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5303] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5303] close(3) = 0 [pid 5303] close(4) = -1 EBADF (Bad file descriptor) [pid 5303] close(5) = -1 EBADF (Bad file descriptor) [pid 5303] close(6) = -1 EBADF (Bad file descriptor) [pid 5303] close(7) = -1 EBADF (Bad file descriptor) [pid 5303] close(8) = -1 EBADF (Bad file descriptor) [pid 5303] close(9) = -1 EBADF (Bad file descriptor) [pid 5303] close(10) = -1 EBADF (Bad file descriptor) [pid 5303] close(11) = -1 EBADF (Bad file descriptor) [pid 5303] close(12) = -1 EBADF (Bad file descriptor) [pid 5303] close(13) = -1 EBADF (Bad file descriptor) [pid 5303] close(14) = -1 EBADF (Bad file descriptor) [pid 5303] close(15) = -1 EBADF (Bad file descriptor) [pid 5303] close(16) = -1 EBADF (Bad file descriptor) [pid 5303] close(17) = -1 EBADF (Bad file descriptor) [pid 5303] close(18) = -1 EBADF (Bad file descriptor) [pid 5303] close(19) = -1 EBADF (Bad file descriptor) [pid 5303] close(20) = -1 EBADF (Bad file descriptor) [pid 5303] close(21) = -1 EBADF (Bad file descriptor) [pid 5303] close(22) = -1 EBADF (Bad file descriptor) [pid 5303] close(23) = -1 EBADF (Bad file descriptor) [pid 5303] close(24) = -1 EBADF (Bad file descriptor) [pid 5303] close(25) = -1 EBADF (Bad file descriptor) [pid 5303] close(26) = -1 EBADF (Bad file descriptor) [pid 5303] close(27) = -1 EBADF (Bad file descriptor) [pid 5303] close(28) = -1 EBADF (Bad file descriptor) [pid 5303] close(29) = -1 EBADF (Bad file descriptor) [pid 5303] exit_group(0) = ? [pid 5303] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./30", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./30/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./30/cgroup") = 0 [pid 5263] umount2("./30/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./30/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./30/cgroup.cpu") = 0 [pid 5263] umount2("./30/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./30/cgroup.net") = 0 [pid 5263] umount2("./30/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./30/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./30/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./30") = 0 [pid 5263] mkdir("./31", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5304 attached [pid 5304] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 33 [pid 5304] <... set_robust_list resumed>) = 0 [pid 5304] chdir("./31") = 0 [pid 5304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5304] setpgid(0, 0) = 0 executing program [pid 5304] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5304] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5304] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5304] write(3, "1000", 4) = 4 [pid 5304] close(3) = 0 [pid 5304] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5304] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5304] write(1, "executing program\n", 18) = 18 [pid 5304] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5304] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5304] close(3) = 0 [pid 5304] close(4) = -1 EBADF (Bad file descriptor) [pid 5304] close(5) = -1 EBADF (Bad file descriptor) [pid 5304] close(6) = -1 EBADF (Bad file descriptor) [pid 5304] close(7) = -1 EBADF (Bad file descriptor) [pid 5304] close(8) = -1 EBADF (Bad file descriptor) [pid 5304] close(9) = -1 EBADF (Bad file descriptor) [pid 5304] close(10) = -1 EBADF (Bad file descriptor) [pid 5304] close(11) = -1 EBADF (Bad file descriptor) [pid 5304] close(12) = -1 EBADF (Bad file descriptor) [pid 5304] close(13) = -1 EBADF (Bad file descriptor) [pid 5304] close(14) = -1 EBADF (Bad file descriptor) [pid 5304] close(15) = -1 EBADF (Bad file descriptor) [pid 5304] close(16) = -1 EBADF (Bad file descriptor) [pid 5304] close(17) = -1 EBADF (Bad file descriptor) [pid 5304] close(18) = -1 EBADF (Bad file descriptor) [pid 5304] close(19) = -1 EBADF (Bad file descriptor) [pid 5304] close(20) = -1 EBADF (Bad file descriptor) [pid 5304] close(21) = -1 EBADF (Bad file descriptor) [pid 5304] close(22) = -1 EBADF (Bad file descriptor) [pid 5304] close(23) = -1 EBADF (Bad file descriptor) [pid 5304] close(24) = -1 EBADF (Bad file descriptor) [pid 5304] close(25) = -1 EBADF (Bad file descriptor) [pid 5304] close(26) = -1 EBADF (Bad file descriptor) [pid 5304] close(27) = -1 EBADF (Bad file descriptor) [pid 5304] close(28) = -1 EBADF (Bad file descriptor) [pid 5304] close(29) = -1 EBADF (Bad file descriptor) [pid 5304] exit_group(0) = ? [pid 5304] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./31", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./31/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./31/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./31/cgroup") = 0 [pid 5263] umount2("./31/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./31/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./31/cgroup.cpu") = 0 [pid 5263] umount2("./31/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./31/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./31/cgroup.net") = 0 [pid 5263] umount2("./31/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./31/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./31/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./31") = 0 [pid 5263] mkdir("./32", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5305 attached [pid 5305] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 34 [pid 5305] <... set_robust_list resumed>) = 0 [pid 5305] chdir("./32") = 0 [pid 5305] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5305] setpgid(0, 0) = 0 [pid 5305] symlink("/syzcgroup/unified/syz0", "./cgroup"executing program ) = 0 [pid 5305] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5305] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5305] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5305] write(3, "1000", 4) = 4 [pid 5305] close(3) = 0 [pid 5305] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5305] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5305] write(1, "executing program\n", 18) = 18 [pid 5305] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5305] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5305] close(3) = 0 [pid 5305] close(4) = -1 EBADF (Bad file descriptor) [pid 5305] close(5) = -1 EBADF (Bad file descriptor) [pid 5305] close(6) = -1 EBADF (Bad file descriptor) [pid 5305] close(7) = -1 EBADF (Bad file descriptor) [pid 5305] close(8) = -1 EBADF (Bad file descriptor) [pid 5305] close(9) = -1 EBADF (Bad file descriptor) [pid 5305] close(10) = -1 EBADF (Bad file descriptor) [pid 5305] close(11) = -1 EBADF (Bad file descriptor) [pid 5305] close(12) = -1 EBADF (Bad file descriptor) [pid 5305] close(13) = -1 EBADF (Bad file descriptor) [pid 5305] close(14) = -1 EBADF (Bad file descriptor) [pid 5305] close(15) = -1 EBADF (Bad file descriptor) [pid 5305] close(16) = -1 EBADF (Bad file descriptor) [pid 5305] close(17) = -1 EBADF (Bad file descriptor) [pid 5305] close(18) = -1 EBADF (Bad file descriptor) [pid 5305] close(19) = -1 EBADF (Bad file descriptor) [pid 5305] close(20) = -1 EBADF (Bad file descriptor) [pid 5305] close(21) = -1 EBADF (Bad file descriptor) [pid 5305] close(22) = -1 EBADF (Bad file descriptor) [pid 5305] close(23) = -1 EBADF (Bad file descriptor) [pid 5305] close(24) = -1 EBADF (Bad file descriptor) [pid 5305] close(25) = -1 EBADF (Bad file descriptor) [pid 5305] close(26) = -1 EBADF (Bad file descriptor) [pid 5305] close(27) = -1 EBADF (Bad file descriptor) [pid 5305] close(28) = -1 EBADF (Bad file descriptor) [pid 5305] close(29) = -1 EBADF (Bad file descriptor) [pid 5305] exit_group(0) = ? [pid 5305] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./32", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./32/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./32/cgroup") = 0 [pid 5263] umount2("./32/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./32/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./32/cgroup.cpu") = 0 [pid 5263] umount2("./32/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./32/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./32/cgroup.net") = 0 [pid 5263] umount2("./32/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./32/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./32/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./32") = 0 [pid 5263] mkdir("./33", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5306 attached [pid 5306] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 35 [pid 5306] <... set_robust_list resumed>) = 0 [pid 5306] chdir("./33") = 0 [pid 5306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5306] setpgid(0, 0) = 0 [pid 5306] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5306] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5306] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 5306] write(3, "1000", 4) = 4 [pid 5306] close(3) = 0 [pid 5306] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5306] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5306] write(1, "executing program\n", 18) = 18 [pid 5306] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5306] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5306] close(3) = 0 [pid 5306] close(4) = -1 EBADF (Bad file descriptor) [pid 5306] close(5) = -1 EBADF (Bad file descriptor) [pid 5306] close(6) = -1 EBADF (Bad file descriptor) [pid 5306] close(7) = -1 EBADF (Bad file descriptor) [pid 5306] close(8) = -1 EBADF (Bad file descriptor) [pid 5306] close(9) = -1 EBADF (Bad file descriptor) [pid 5306] close(10) = -1 EBADF (Bad file descriptor) [pid 5306] close(11) = -1 EBADF (Bad file descriptor) [pid 5306] close(12) = -1 EBADF (Bad file descriptor) [pid 5306] close(13) = -1 EBADF (Bad file descriptor) [pid 5306] close(14) = -1 EBADF (Bad file descriptor) [pid 5306] close(15) = -1 EBADF (Bad file descriptor) [pid 5306] close(16) = -1 EBADF (Bad file descriptor) [pid 5306] close(17) = -1 EBADF (Bad file descriptor) [pid 5306] close(18) = -1 EBADF (Bad file descriptor) [pid 5306] close(19) = -1 EBADF (Bad file descriptor) [pid 5306] close(20) = -1 EBADF (Bad file descriptor) [pid 5306] close(21) = -1 EBADF (Bad file descriptor) [pid 5306] close(22) = -1 EBADF (Bad file descriptor) [pid 5306] close(23) = -1 EBADF (Bad file descriptor) [pid 5306] close(24) = -1 EBADF (Bad file descriptor) [pid 5306] close(25) = -1 EBADF (Bad file descriptor) [pid 5306] close(26) = -1 EBADF (Bad file descriptor) [pid 5306] close(27) = -1 EBADF (Bad file descriptor) [pid 5306] close(28) = -1 EBADF (Bad file descriptor) [pid 5306] close(29) = -1 EBADF (Bad file descriptor) [pid 5306] exit_group(0) = ? [pid 5306] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./33", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./33/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./33/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./33/cgroup") = 0 [pid 5263] umount2("./33/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./33/cgroup.cpu") = 0 [pid 5263] umount2("./33/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./33/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./33/cgroup.net") = 0 [pid 5263] umount2("./33/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./33/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./33/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./33") = 0 [pid 5263] mkdir("./34", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5307 attached [pid 5307] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 36 [pid 5307] <... set_robust_list resumed>) = 0 [pid 5307] chdir("./34") = 0 [pid 5307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5307] setpgid(0, 0) = 0 [pid 5307] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5307] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5307] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5307] write(3, "1000", 4) = 4 [pid 5307] close(3) = 0 executing program [pid 5307] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5307] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5307] write(1, "executing program\n", 18) = 18 [pid 5307] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5307] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5307] close(3) = 0 [pid 5307] close(4) = -1 EBADF (Bad file descriptor) [pid 5307] close(5) = -1 EBADF (Bad file descriptor) [pid 5307] close(6) = -1 EBADF (Bad file descriptor) [pid 5307] close(7) = -1 EBADF (Bad file descriptor) [pid 5307] close(8) = -1 EBADF (Bad file descriptor) [pid 5307] close(9) = -1 EBADF (Bad file descriptor) [pid 5307] close(10) = -1 EBADF (Bad file descriptor) [pid 5307] close(11) = -1 EBADF (Bad file descriptor) [pid 5307] close(12) = -1 EBADF (Bad file descriptor) [pid 5307] close(13) = -1 EBADF (Bad file descriptor) [pid 5307] close(14) = -1 EBADF (Bad file descriptor) [pid 5307] close(15) = -1 EBADF (Bad file descriptor) [pid 5307] close(16) = -1 EBADF (Bad file descriptor) [pid 5307] close(17) = -1 EBADF (Bad file descriptor) [pid 5307] close(18) = -1 EBADF (Bad file descriptor) [pid 5307] close(19) = -1 EBADF (Bad file descriptor) [pid 5307] close(20) = -1 EBADF (Bad file descriptor) [pid 5307] close(21) = -1 EBADF (Bad file descriptor) [pid 5307] close(22) = -1 EBADF (Bad file descriptor) [pid 5307] close(23) = -1 EBADF (Bad file descriptor) [pid 5307] close(24) = -1 EBADF (Bad file descriptor) [pid 5307] close(25) = -1 EBADF (Bad file descriptor) [pid 5307] close(26) = -1 EBADF (Bad file descriptor) [pid 5307] close(27) = -1 EBADF (Bad file descriptor) [pid 5307] close(28) = -1 EBADF (Bad file descriptor) [pid 5307] close(29) = -1 EBADF (Bad file descriptor) [pid 5307] exit_group(0) = ? [pid 5307] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./34", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./34/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./34/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./34/cgroup") = 0 [pid 5263] umount2("./34/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./34/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./34/cgroup.cpu") = 0 [pid 5263] umount2("./34/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./34/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./34/cgroup.net") = 0 [pid 5263] umount2("./34/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./34/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./34/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./34") = 0 [pid 5263] mkdir("./35", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5308 attached [pid 5308] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 37 [pid 5308] <... set_robust_list resumed>) = 0 [pid 5308] chdir("./35") = 0 [pid 5308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5308] setpgid(0, 0) = 0 [pid 5308] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5308] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5308] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5308] write(3, "1000", 4) = 4 [pid 5308] close(3) = 0 [pid 5308] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5308] write(1, "executing program\n", 18) = 18 [pid 5308] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5308] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5308] close(3) = 0 [pid 5308] close(4) = -1 EBADF (Bad file descriptor) [pid 5308] close(5) = -1 EBADF (Bad file descriptor) [pid 5308] close(6) = -1 EBADF (Bad file descriptor) [pid 5308] close(7) = -1 EBADF (Bad file descriptor) [pid 5308] close(8) = -1 EBADF (Bad file descriptor) [pid 5308] close(9) = -1 EBADF (Bad file descriptor) [pid 5308] close(10) = -1 EBADF (Bad file descriptor) [pid 5308] close(11) = -1 EBADF (Bad file descriptor) [pid 5308] close(12) = -1 EBADF (Bad file descriptor) [pid 5308] close(13) = -1 EBADF (Bad file descriptor) [pid 5308] close(14) = -1 EBADF (Bad file descriptor) [pid 5308] close(15) = -1 EBADF (Bad file descriptor) [pid 5308] close(16) = -1 EBADF (Bad file descriptor) [pid 5308] close(17) = -1 EBADF (Bad file descriptor) [pid 5308] close(18) = -1 EBADF (Bad file descriptor) [pid 5308] close(19) = -1 EBADF (Bad file descriptor) [pid 5308] close(20) = -1 EBADF (Bad file descriptor) [pid 5308] close(21) = -1 EBADF (Bad file descriptor) [pid 5308] close(22) = -1 EBADF (Bad file descriptor) [pid 5308] close(23) = -1 EBADF (Bad file descriptor) [pid 5308] close(24) = -1 EBADF (Bad file descriptor) [pid 5308] close(25) = -1 EBADF (Bad file descriptor) [pid 5308] close(26) = -1 EBADF (Bad file descriptor) [pid 5308] close(27) = -1 EBADF (Bad file descriptor) [pid 5308] close(28) = -1 EBADF (Bad file descriptor) [pid 5308] close(29) = -1 EBADF (Bad file descriptor) [pid 5308] exit_group(0) = ? [pid 5308] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./35", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./35/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./35/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./35/cgroup") = 0 [pid 5263] umount2("./35/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./35/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./35/cgroup.cpu") = 0 [pid 5263] umount2("./35/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./35/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./35/cgroup.net") = 0 [pid 5263] umount2("./35/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./35/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./35/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./35") = 0 [pid 5263] mkdir("./36", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5309 attached [pid 5309] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 38 [pid 5309] <... set_robust_list resumed>) = 0 [pid 5309] chdir("./36") = 0 [pid 5309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5309] setpgid(0, 0) = 0 [pid 5309] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5309] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu"executing program ) = 0 [pid 5309] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5309] write(3, "1000", 4) = 4 [pid 5309] close(3) = 0 [pid 5309] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5309] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5309] write(1, "executing program\n", 18) = 18 [pid 5309] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5309] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5309] close(3) = 0 [pid 5309] close(4) = -1 EBADF (Bad file descriptor) [pid 5309] close(5) = -1 EBADF (Bad file descriptor) [pid 5309] close(6) = -1 EBADF (Bad file descriptor) [pid 5309] close(7) = -1 EBADF (Bad file descriptor) [pid 5309] close(8) = -1 EBADF (Bad file descriptor) [pid 5309] close(9) = -1 EBADF (Bad file descriptor) [pid 5309] close(10) = -1 EBADF (Bad file descriptor) [pid 5309] close(11) = -1 EBADF (Bad file descriptor) [pid 5309] close(12) = -1 EBADF (Bad file descriptor) [pid 5309] close(13) = -1 EBADF (Bad file descriptor) [pid 5309] close(14) = -1 EBADF (Bad file descriptor) [pid 5309] close(15) = -1 EBADF (Bad file descriptor) [pid 5309] close(16) = -1 EBADF (Bad file descriptor) [pid 5309] close(17) = -1 EBADF (Bad file descriptor) [pid 5309] close(18) = -1 EBADF (Bad file descriptor) [pid 5309] close(19) = -1 EBADF (Bad file descriptor) [pid 5309] close(20) = -1 EBADF (Bad file descriptor) [pid 5309] close(21) = -1 EBADF (Bad file descriptor) [pid 5309] close(22) = -1 EBADF (Bad file descriptor) [pid 5309] close(23) = -1 EBADF (Bad file descriptor) [pid 5309] close(24) = -1 EBADF (Bad file descriptor) [pid 5309] close(25) = -1 EBADF (Bad file descriptor) [pid 5309] close(26) = -1 EBADF (Bad file descriptor) [pid 5309] close(27) = -1 EBADF (Bad file descriptor) [pid 5309] close(28) = -1 EBADF (Bad file descriptor) [pid 5309] close(29) = -1 EBADF (Bad file descriptor) [pid 5309] exit_group(0) = ? [pid 5309] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./36", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./36/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./36/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./36/cgroup") = 0 [pid 5263] umount2("./36/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./36/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./36/cgroup.cpu") = 0 [pid 5263] umount2("./36/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./36/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./36/cgroup.net") = 0 [pid 5263] umount2("./36/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./36/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./36/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./36") = 0 [pid 5263] mkdir("./37", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5310 attached executing program [pid 5310] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 39 [pid 5310] <... set_robust_list resumed>) = 0 [pid 5310] chdir("./37") = 0 [pid 5310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5310] setpgid(0, 0) = 0 [pid 5310] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5310] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5310] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5310] write(3, "1000", 4) = 4 [pid 5310] close(3) = 0 [pid 5310] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5310] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5310] write(1, "executing program\n", 18) = 18 [pid 5310] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5310] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5310] close(3) = 0 [pid 5310] close(4) = -1 EBADF (Bad file descriptor) [pid 5310] close(5) = -1 EBADF (Bad file descriptor) [pid 5310] close(6) = -1 EBADF (Bad file descriptor) [pid 5310] close(7) = -1 EBADF (Bad file descriptor) [pid 5310] close(8) = -1 EBADF (Bad file descriptor) [pid 5310] close(9) = -1 EBADF (Bad file descriptor) [pid 5310] close(10) = -1 EBADF (Bad file descriptor) [pid 5310] close(11) = -1 EBADF (Bad file descriptor) [pid 5310] close(12) = -1 EBADF (Bad file descriptor) [pid 5310] close(13) = -1 EBADF (Bad file descriptor) [pid 5310] close(14) = -1 EBADF (Bad file descriptor) [pid 5310] close(15) = -1 EBADF (Bad file descriptor) [pid 5310] close(16) = -1 EBADF (Bad file descriptor) [pid 5310] close(17) = -1 EBADF (Bad file descriptor) [pid 5310] close(18) = -1 EBADF (Bad file descriptor) [pid 5310] close(19) = -1 EBADF (Bad file descriptor) [pid 5310] close(20) = -1 EBADF (Bad file descriptor) [pid 5310] close(21) = -1 EBADF (Bad file descriptor) [pid 5310] close(22) = -1 EBADF (Bad file descriptor) [pid 5310] close(23) = -1 EBADF (Bad file descriptor) [pid 5310] close(24) = -1 EBADF (Bad file descriptor) [pid 5310] close(25) = -1 EBADF (Bad file descriptor) [pid 5310] close(26) = -1 EBADF (Bad file descriptor) [pid 5310] close(27) = -1 EBADF (Bad file descriptor) [pid 5310] close(28) = -1 EBADF (Bad file descriptor) [pid 5310] close(29) = -1 EBADF (Bad file descriptor) [pid 5310] exit_group(0) = ? [pid 5310] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>executing program ) = 0 [pid 5263] umount2("./37", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./37/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./37/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./37/cgroup") = 0 [pid 5263] umount2("./37/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./37/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./37/cgroup.cpu") = 0 [pid 5263] umount2("./37/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./37/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./37/cgroup.net") = 0 [pid 5263] umount2("./37/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./37/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./37/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./37") = 0 [pid 5263] mkdir("./38", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5311 attached [pid 5311] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 40 [pid 5311] <... set_robust_list resumed>) = 0 [pid 5311] chdir("./38") = 0 [pid 5311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5311] setpgid(0, 0) = 0 [pid 5311] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5311] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5311] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5311] write(3, "1000", 4) = 4 [pid 5311] close(3) = 0 [pid 5311] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5311] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5311] write(1, "executing program\n", 18) = 18 [pid 5311] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5311] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5311] close(3) = 0 [pid 5311] close(4) = -1 EBADF (Bad file descriptor) [pid 5311] close(5) = -1 EBADF (Bad file descriptor) [pid 5311] close(6) = -1 EBADF (Bad file descriptor) [pid 5311] close(7) = -1 EBADF (Bad file descriptor) [pid 5311] close(8) = -1 EBADF (Bad file descriptor) [pid 5311] close(9) = -1 EBADF (Bad file descriptor) [pid 5311] close(10) = -1 EBADF (Bad file descriptor) [pid 5311] close(11) = -1 EBADF (Bad file descriptor) [pid 5311] close(12) = -1 EBADF (Bad file descriptor) [pid 5311] close(13) = -1 EBADF (Bad file descriptor) [pid 5311] close(14) = -1 EBADF (Bad file descriptor) [pid 5311] close(15) = -1 EBADF (Bad file descriptor) [pid 5311] close(16) = -1 EBADF (Bad file descriptor) [pid 5311] close(17) = -1 EBADF (Bad file descriptor) [pid 5311] close(18) = -1 EBADF (Bad file descriptor) [pid 5311] close(19) = -1 EBADF (Bad file descriptor) [pid 5311] close(20) = -1 EBADF (Bad file descriptor) [pid 5311] close(21) = -1 EBADF (Bad file descriptor) [pid 5311] close(22) = -1 EBADF (Bad file descriptor) [pid 5311] close(23) = -1 EBADF (Bad file descriptor) [pid 5311] close(24) = -1 EBADF (Bad file descriptor) [pid 5311] close(25) = -1 EBADF (Bad file descriptor) [pid 5311] close(26) = -1 EBADF (Bad file descriptor) [pid 5311] close(27) = -1 EBADF (Bad file descriptor) [pid 5311] close(28) = -1 EBADF (Bad file descriptor) [pid 5311] close(29) = -1 EBADF (Bad file descriptor) [pid 5311] exit_group(0) = ? [pid 5311] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./38", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./38/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./38/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./38/cgroup") = 0 [pid 5263] umount2("./38/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./38/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./38/cgroup.cpu") = 0 [pid 5263] umount2("./38/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./38/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./38/cgroup.net") = 0 [pid 5263] umount2("./38/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./38/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./38/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./38") = 0 [pid 5263] mkdir("./39", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5312 attached [pid 5312] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 41 [pid 5312] <... set_robust_list resumed>) = 0 [pid 5312] chdir("./39") = 0 [pid 5312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5312] setpgid(0, 0) = 0 [pid 5312] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [ 291.476201][ C0] net_ratelimit: 23098 callbacks suppressed [ 291.476226][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 291.477081][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 291.482460][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 291.495152][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 291.506455][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 291.519117][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 291.530650][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [pid 5312] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu"executing program ) = 0 [pid 5312] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5312] write(3, "1000", 4) = 4 [pid 5312] close(3) = 0 [pid 5312] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5312] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5312] write(1, "executing program\n", 18) = 18 [pid 5312] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5312] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5312] close(3) = 0 [pid 5312] close(4) = -1 EBADF (Bad file descriptor) [pid 5312] close(5) = -1 EBADF (Bad file descriptor) [pid 5312] close(6) = -1 EBADF (Bad file descriptor) [pid 5312] close(7) = -1 EBADF (Bad file descriptor) [pid 5312] close(8) = -1 EBADF (Bad file descriptor) [pid 5312] close(9) = -1 EBADF (Bad file descriptor) [pid 5312] close(10) = -1 EBADF (Bad file descriptor) [pid 5312] close(11) = -1 EBADF (Bad file descriptor) [pid 5312] close(12) = -1 EBADF (Bad file descriptor) [pid 5312] close(13) = -1 EBADF (Bad file descriptor) [pid 5312] close(14) = -1 EBADF (Bad file descriptor) [pid 5312] close(15) = -1 EBADF (Bad file descriptor) [pid 5312] close(16) = -1 EBADF (Bad file descriptor) [pid 5312] close(17) = -1 EBADF (Bad file descriptor) [pid 5312] close(18) = -1 EBADF (Bad file descriptor) [pid 5312] close(19) = -1 EBADF (Bad file descriptor) [pid 5312] close(20) = -1 EBADF (Bad file descriptor) [pid 5312] close(21) = -1 EBADF (Bad file descriptor) [pid 5312] close(22) = -1 EBADF (Bad file descriptor) [pid 5312] close(23) = -1 EBADF (Bad file descriptor) [pid 5312] close(24) = -1 EBADF (Bad file descriptor) [pid 5312] close(25) = -1 EBADF (Bad file descriptor) [pid 5312] close(26) = -1 EBADF (Bad file descriptor) [pid 5312] close(27) = -1 EBADF (Bad file descriptor) [pid 5312] close(28) = -1 EBADF (Bad file descriptor) [pid 5312] close(29) = -1 EBADF (Bad file descriptor) [pid 5312] exit_group(0) = ? [pid 5312] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 291.543156][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 291.554436][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 291.567173][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) executing program [pid 5263] umount2("./39", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./39/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./39/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./39/cgroup") = 0 [pid 5263] umount2("./39/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./39/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./39/cgroup.cpu") = 0 [pid 5263] umount2("./39/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./39/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./39/cgroup.net") = 0 [pid 5263] umount2("./39/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./39/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./39/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./39") = 0 [pid 5263] mkdir("./40", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5313 attached [pid 5313] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 42 [pid 5313] <... set_robust_list resumed>) = 0 [pid 5313] chdir("./40") = 0 [pid 5313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5313] setpgid(0, 0) = 0 [pid 5313] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5313] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5313] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5313] write(3, "1000", 4) = 4 [pid 5313] close(3) = 0 [pid 5313] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5313] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5313] write(1, "executing program\n", 18) = 18 [pid 5313] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5313] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5313] close(3) = 0 [pid 5313] close(4) = -1 EBADF (Bad file descriptor) [pid 5313] close(5) = -1 EBADF (Bad file descriptor) [pid 5313] close(6) = -1 EBADF (Bad file descriptor) [pid 5313] close(7) = -1 EBADF (Bad file descriptor) [pid 5313] close(8) = -1 EBADF (Bad file descriptor) [pid 5313] close(9) = -1 EBADF (Bad file descriptor) [pid 5313] close(10) = -1 EBADF (Bad file descriptor) [pid 5313] close(11) = -1 EBADF (Bad file descriptor) [pid 5313] close(12) = -1 EBADF (Bad file descriptor) [pid 5313] close(13) = -1 EBADF (Bad file descriptor) [pid 5313] close(14) = -1 EBADF (Bad file descriptor) [pid 5313] close(15) = -1 EBADF (Bad file descriptor) [pid 5313] close(16) = -1 EBADF (Bad file descriptor) [pid 5313] close(17) = -1 EBADF (Bad file descriptor) [pid 5313] close(18) = -1 EBADF (Bad file descriptor) [pid 5313] close(19) = -1 EBADF (Bad file descriptor) [pid 5313] close(20) = -1 EBADF (Bad file descriptor) [pid 5313] close(21) = -1 EBADF (Bad file descriptor) [pid 5313] close(22) = -1 EBADF (Bad file descriptor) [pid 5313] close(23) = -1 EBADF (Bad file descriptor) [pid 5313] close(24) = -1 EBADF (Bad file descriptor) [pid 5313] close(25) = -1 EBADF (Bad file descriptor) [pid 5313] close(26) = -1 EBADF (Bad file descriptor) [pid 5313] close(27) = -1 EBADF (Bad file descriptor) [pid 5313] close(28) = -1 EBADF (Bad file descriptor) [pid 5313] close(29) = -1 EBADF (Bad file descriptor) [pid 5313] exit_group(0) = ? [pid 5313] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./40", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./40/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./40/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./40/cgroup") = 0 [pid 5263] umount2("./40/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./40/cgroup.cpu") = 0 [pid 5263] umount2("./40/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./40/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./40/cgroup.net") = 0 [pid 5263] umount2("./40/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./40/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./40/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./40") = 0 [pid 5263] mkdir("./41", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5314 attached [pid 5314] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 43 [pid 5314] <... set_robust_list resumed>) = 0 [pid 5314] chdir("./41") = 0 [pid 5314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5314] setpgid(0, 0) = 0 [pid 5314] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5314] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 executing program [pid 5314] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5314] write(3, "1000", 4) = 4 [pid 5314] close(3) = 0 [pid 5314] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5314] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5314] write(1, "executing program\n", 18) = 18 [pid 5314] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5314] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5314] close(3) = 0 [pid 5314] close(4) = -1 EBADF (Bad file descriptor) [pid 5314] close(5) = -1 EBADF (Bad file descriptor) [pid 5314] close(6) = -1 EBADF (Bad file descriptor) [pid 5314] close(7) = -1 EBADF (Bad file descriptor) [pid 5314] close(8) = -1 EBADF (Bad file descriptor) [pid 5314] close(9) = -1 EBADF (Bad file descriptor) [pid 5314] close(10) = -1 EBADF (Bad file descriptor) [pid 5314] close(11) = -1 EBADF (Bad file descriptor) [pid 5314] close(12) = -1 EBADF (Bad file descriptor) [pid 5314] close(13) = -1 EBADF (Bad file descriptor) [pid 5314] close(14) = -1 EBADF (Bad file descriptor) [pid 5314] close(15) = -1 EBADF (Bad file descriptor) [pid 5314] close(16) = -1 EBADF (Bad file descriptor) [pid 5314] close(17) = -1 EBADF (Bad file descriptor) [pid 5314] close(18) = -1 EBADF (Bad file descriptor) [pid 5314] close(19) = -1 EBADF (Bad file descriptor) [pid 5314] close(20) = -1 EBADF (Bad file descriptor) [pid 5314] close(21) = -1 EBADF (Bad file descriptor) [pid 5314] close(22) = -1 EBADF (Bad file descriptor) [pid 5314] close(23) = -1 EBADF (Bad file descriptor) [pid 5314] close(24) = -1 EBADF (Bad file descriptor) [pid 5314] close(25) = -1 EBADF (Bad file descriptor) [pid 5314] close(26) = -1 EBADF (Bad file descriptor) [pid 5314] close(27) = -1 EBADF (Bad file descriptor) [pid 5314] close(28) = -1 EBADF (Bad file descriptor) [pid 5314] close(29) = -1 EBADF (Bad file descriptor) [pid 5314] exit_group(0) = ? [pid 5314] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./41", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./41/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./41/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./41/cgroup") = 0 [pid 5263] umount2("./41/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./41/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./41/cgroup.cpu") = 0 [pid 5263] umount2("./41/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./41/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./41/cgroup.net") = 0 [pid 5263] umount2("./41/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./41/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./41/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./41") = 0 [pid 5263] mkdir("./42", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5315 attached executing program [pid 5315] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 44 [pid 5315] <... set_robust_list resumed>) = 0 [pid 5315] chdir("./42") = 0 [pid 5315] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5315] setpgid(0, 0) = 0 [pid 5315] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5315] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5315] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5315] write(3, "1000", 4) = 4 [pid 5315] close(3) = 0 [pid 5315] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5315] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5315] write(1, "executing program\n", 18) = 18 [pid 5315] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5315] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5315] close(3) = 0 [pid 5315] close(4) = -1 EBADF (Bad file descriptor) [pid 5315] close(5) = -1 EBADF (Bad file descriptor) [pid 5315] close(6) = -1 EBADF (Bad file descriptor) [pid 5315] close(7) = -1 EBADF (Bad file descriptor) [pid 5315] close(8) = -1 EBADF (Bad file descriptor) [pid 5315] close(9) = -1 EBADF (Bad file descriptor) [pid 5315] close(10) = -1 EBADF (Bad file descriptor) [pid 5315] close(11) = -1 EBADF (Bad file descriptor) [pid 5315] close(12) = -1 EBADF (Bad file descriptor) [pid 5315] close(13) = -1 EBADF (Bad file descriptor) [pid 5315] close(14) = -1 EBADF (Bad file descriptor) [pid 5315] close(15) = -1 EBADF (Bad file descriptor) [pid 5315] close(16) = -1 EBADF (Bad file descriptor) [pid 5315] close(17) = -1 EBADF (Bad file descriptor) [pid 5315] close(18) = -1 EBADF (Bad file descriptor) [pid 5315] close(19) = -1 EBADF (Bad file descriptor) [pid 5315] close(20) = -1 EBADF (Bad file descriptor) [pid 5315] close(21) = -1 EBADF (Bad file descriptor) [pid 5315] close(22) = -1 EBADF (Bad file descriptor) [pid 5315] close(23) = -1 EBADF (Bad file descriptor) [pid 5315] close(24) = -1 EBADF (Bad file descriptor) [pid 5315] close(25) = -1 EBADF (Bad file descriptor) [pid 5315] close(26) = -1 EBADF (Bad file descriptor) [pid 5315] close(27) = -1 EBADF (Bad file descriptor) [pid 5315] close(28) = -1 EBADF (Bad file descriptor) [pid 5315] close(29) = -1 EBADF (Bad file descriptor) [pid 5315] exit_group(0) = ? [pid 5315] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./42", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./42/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./42/cgroup") = 0 [pid 5263] umount2("./42/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./42/cgroup.cpu") = 0 [pid 5263] umount2("./42/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./42/cgroup.net") = 0 [pid 5263] umount2("./42/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./42/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./42") = 0 [pid 5263] mkdir("./43", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5316 attached [pid 5316] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 45 [pid 5316] <... set_robust_list resumed>) = 0 [pid 5316] chdir("./43") = 0 [pid 5316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5316] setpgid(0, 0) = 0 [pid 5316] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5316] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5316] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5316] write(3, "1000", 4) = 4 [pid 5316] close(3) = 0 [pid 5316] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5316] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5316] write(1, "executing program\n", 18) = 18 [pid 5316] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5316] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5316] close(3) = 0 [pid 5316] close(4) = -1 EBADF (Bad file descriptor) [pid 5316] close(5) = -1 EBADF (Bad file descriptor) [pid 5316] close(6) = -1 EBADF (Bad file descriptor) [pid 5316] close(7) = -1 EBADF (Bad file descriptor) [pid 5316] close(8) = -1 EBADF (Bad file descriptor) [pid 5316] close(9) = -1 EBADF (Bad file descriptor) [pid 5316] close(10) = -1 EBADF (Bad file descriptor) [pid 5316] close(11) = -1 EBADF (Bad file descriptor) [pid 5316] close(12) = -1 EBADF (Bad file descriptor) [pid 5316] close(13) = -1 EBADF (Bad file descriptor) [pid 5316] close(14) = -1 EBADF (Bad file descriptor) [pid 5316] close(15) = -1 EBADF (Bad file descriptor) [pid 5316] close(16) = -1 EBADF (Bad file descriptor) [pid 5316] close(17) = -1 EBADF (Bad file descriptor) [pid 5316] close(18) = -1 EBADF (Bad file descriptor) [pid 5316] close(19) = -1 EBADF (Bad file descriptor) [pid 5316] close(20) = -1 EBADF (Bad file descriptor) [pid 5316] close(21) = -1 EBADF (Bad file descriptor) [pid 5316] close(22) = -1 EBADF (Bad file descriptor) [pid 5316] close(23) = -1 EBADF (Bad file descriptor) [pid 5316] close(24) = -1 EBADF (Bad file descriptor) [pid 5316] close(25) = -1 EBADF (Bad file descriptor) [pid 5316] close(26) = -1 EBADF (Bad file descriptor) [pid 5316] close(27) = -1 EBADF (Bad file descriptor) [pid 5316] close(28) = -1 EBADF (Bad file descriptor) [pid 5316] close(29) = -1 EBADF (Bad file descriptor) [pid 5316] exit_group(0) = ? [pid 5316] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./43", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./43", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./43/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./43/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./43/cgroup") = 0 [pid 5263] umount2("./43/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./43/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./43/cgroup.cpu") = 0 [pid 5263] umount2("./43/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./43/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./43/cgroup.net") = 0 [pid 5263] umount2("./43/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./43/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./43/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./43") = 0 [pid 5263] mkdir("./44", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5317 attached [pid 5317] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 46 [pid 5317] <... set_robust_list resumed>) = 0 [pid 5317] chdir("./44") = 0 [pid 5317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5317] setpgid(0, 0) = 0 [pid 5317] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5317] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5317] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5317] write(3, "1000", 4) = 4 [pid 5317] close(3) = 0 [pid 5317] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5317] write(1, "executing program\n", 18) = 18 [pid 5317] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5317] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5317] close(3) = 0 [pid 5317] close(4) = -1 EBADF (Bad file descriptor) [pid 5317] close(5) = -1 EBADF (Bad file descriptor) [pid 5317] close(6) = -1 EBADF (Bad file descriptor) [pid 5317] close(7) = -1 EBADF (Bad file descriptor) [pid 5317] close(8) = -1 EBADF (Bad file descriptor) [pid 5317] close(9) = -1 EBADF (Bad file descriptor) [pid 5317] close(10) = -1 EBADF (Bad file descriptor) [pid 5317] close(11) = -1 EBADF (Bad file descriptor) [pid 5317] close(12) = -1 EBADF (Bad file descriptor) [pid 5317] close(13) = -1 EBADF (Bad file descriptor) [pid 5317] close(14) = -1 EBADF (Bad file descriptor) [pid 5317] close(15) = -1 EBADF (Bad file descriptor) [pid 5317] close(16) = -1 EBADF (Bad file descriptor) [pid 5317] close(17) = -1 EBADF (Bad file descriptor) [pid 5317] close(18) = -1 EBADF (Bad file descriptor) [pid 5317] close(19) = -1 EBADF (Bad file descriptor) [pid 5317] close(20) = -1 EBADF (Bad file descriptor) [pid 5317] close(21) = -1 EBADF (Bad file descriptor) [pid 5317] close(22) = -1 EBADF (Bad file descriptor) [pid 5317] close(23) = -1 EBADF (Bad file descriptor) [pid 5317] close(24) = -1 EBADF (Bad file descriptor) [pid 5317] close(25) = -1 EBADF (Bad file descriptor) [pid 5317] close(26) = -1 EBADF (Bad file descriptor) [pid 5317] close(27) = -1 EBADF (Bad file descriptor) [pid 5317] close(28) = -1 EBADF (Bad file descriptor) [pid 5317] close(29) = -1 EBADF (Bad file descriptor) [pid 5317] exit_group(0) = ? [pid 5317] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./44", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./44", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./44/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./44/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./44/cgroup") = 0 [pid 5263] umount2("./44/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./44/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./44/cgroup.cpu") = 0 [pid 5263] umount2("./44/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./44/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./44/cgroup.net") = 0 [pid 5263] umount2("./44/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./44/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./44/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./44") = 0 [pid 5263] mkdir("./45", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5318 attached [pid 5318] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 47 [pid 5318] <... set_robust_list resumed>) = 0 [pid 5318] chdir("./45") = 0 [pid 5318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5318] setpgid(0, 0) = 0 [pid 5318] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5318] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5318] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5318] write(3, "1000", 4) = 4 [pid 5318] close(3executing program ) = 0 [pid 5318] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5318] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5318] write(1, "executing program\n", 18) = 18 [pid 5318] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5318] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5318] close(3) = 0 [pid 5318] close(4) = -1 EBADF (Bad file descriptor) [pid 5318] close(5) = -1 EBADF (Bad file descriptor) [pid 5318] close(6) = -1 EBADF (Bad file descriptor) [pid 5318] close(7) = -1 EBADF (Bad file descriptor) [pid 5318] close(8) = -1 EBADF (Bad file descriptor) [pid 5318] close(9) = -1 EBADF (Bad file descriptor) [pid 5318] close(10) = -1 EBADF (Bad file descriptor) [pid 5318] close(11) = -1 EBADF (Bad file descriptor) [pid 5318] close(12) = -1 EBADF (Bad file descriptor) [pid 5318] close(13) = -1 EBADF (Bad file descriptor) [pid 5318] close(14) = -1 EBADF (Bad file descriptor) [pid 5318] close(15) = -1 EBADF (Bad file descriptor) [pid 5318] close(16) = -1 EBADF (Bad file descriptor) [pid 5318] close(17) = -1 EBADF (Bad file descriptor) [pid 5318] close(18) = -1 EBADF (Bad file descriptor) [pid 5318] close(19) = -1 EBADF (Bad file descriptor) [pid 5318] close(20) = -1 EBADF (Bad file descriptor) [pid 5318] close(21) = -1 EBADF (Bad file descriptor) [pid 5318] close(22) = -1 EBADF (Bad file descriptor) [pid 5318] close(23) = -1 EBADF (Bad file descriptor) [pid 5318] close(24) = -1 EBADF (Bad file descriptor) [pid 5318] close(25) = -1 EBADF (Bad file descriptor) [pid 5318] close(26) = -1 EBADF (Bad file descriptor) [pid 5318] close(27) = -1 EBADF (Bad file descriptor) [pid 5318] close(28) = -1 EBADF (Bad file descriptor) [pid 5318] close(29) = -1 EBADF (Bad file descriptor) [pid 5318] exit_group(0) = ? [pid 5318] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./45", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./45", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./45/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./45/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./45/cgroup") = 0 [pid 5263] umount2("./45/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./45/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./45/cgroup.cpu") = 0 [pid 5263] umount2("./45/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./45/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./45/cgroup.net") = 0 [pid 5263] umount2("./45/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./45/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./45/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./45") = 0 [pid 5263] mkdir("./46", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5319 attached [pid 5319] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 48 [pid 5319] <... set_robust_list resumed>) = 0 [pid 5319] chdir("./46") = 0 [pid 5319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5319] setpgid(0, 0) = 0 [pid 5319] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5319] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5319] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5319] write(3, "1000", 4) = 4 [pid 5319] close(3) = 0 [pid 5319] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5319] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5319] write(1, "executing program\n", 18) = 18 [pid 5319] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5319] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5319] close(3) = 0 [pid 5319] close(4) = -1 EBADF (Bad file descriptor) [pid 5319] close(5) = -1 EBADF (Bad file descriptor) [pid 5319] close(6) = -1 EBADF (Bad file descriptor) [pid 5319] close(7) = -1 EBADF (Bad file descriptor) [pid 5319] close(8) = -1 EBADF (Bad file descriptor) [pid 5319] close(9) = -1 EBADF (Bad file descriptor) [pid 5319] close(10) = -1 EBADF (Bad file descriptor) [pid 5319] close(11) = -1 EBADF (Bad file descriptor) [pid 5319] close(12) = -1 EBADF (Bad file descriptor) [pid 5319] close(13) = -1 EBADF (Bad file descriptor) [pid 5319] close(14) = -1 EBADF (Bad file descriptor) [pid 5319] close(15) = -1 EBADF (Bad file descriptor) [pid 5319] close(16) = -1 EBADF (Bad file descriptor) [pid 5319] close(17) = -1 EBADF (Bad file descriptor) [pid 5319] close(18) = -1 EBADF (Bad file descriptor) [pid 5319] close(19) = -1 EBADF (Bad file descriptor) [pid 5319] close(20) = -1 EBADF (Bad file descriptor) [pid 5319] close(21) = -1 EBADF (Bad file descriptor) [pid 5319] close(22) = -1 EBADF (Bad file descriptor) [pid 5319] close(23) = -1 EBADF (Bad file descriptor) [pid 5319] close(24) = -1 EBADF (Bad file descriptor) [pid 5319] close(25) = -1 EBADF (Bad file descriptor) [pid 5319] close(26) = -1 EBADF (Bad file descriptor) [pid 5319] close(27) = -1 EBADF (Bad file descriptor) [pid 5319] close(28) = -1 EBADF (Bad file descriptor) [pid 5319] close(29) = -1 EBADF (Bad file descriptor) [pid 5319] exit_group(0) = ? [pid 5319] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./46", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./46", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./46/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./46/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./46/cgroup") = 0 [pid 5263] umount2("./46/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./46/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./46/cgroup.cpu") = 0 [pid 5263] umount2("./46/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./46/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./46/cgroup.net") = 0 [pid 5263] umount2("./46/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./46/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./46/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./46") = 0 [pid 5263] mkdir("./47", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5320 attached [pid 5320] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 49 [pid 5320] <... set_robust_list resumed>) = 0 [pid 5320] chdir("./47") = 0 [pid 5320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5320] setpgid(0, 0) = 0 [pid 5320] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5320] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5320] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5320] write(3, "1000", 4) = 4 [pid 5320] close(3) = 0 [pid 5320] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5320] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5320] write(1, "executing program\n", 18) = 18 [pid 5320] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5320] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5320] close(3) = 0 [pid 5320] close(4) = -1 EBADF (Bad file descriptor) [pid 5320] close(5) = -1 EBADF (Bad file descriptor) [pid 5320] close(6) = -1 EBADF (Bad file descriptor) [pid 5320] close(7) = -1 EBADF (Bad file descriptor) [pid 5320] close(8) = -1 EBADF (Bad file descriptor) [pid 5320] close(9) = -1 EBADF (Bad file descriptor) [pid 5320] close(10) = -1 EBADF (Bad file descriptor) [pid 5320] close(11) = -1 EBADF (Bad file descriptor) [pid 5320] close(12) = -1 EBADF (Bad file descriptor) [pid 5320] close(13) = -1 EBADF (Bad file descriptor) [pid 5320] close(14) = -1 EBADF (Bad file descriptor) [pid 5320] close(15) = -1 EBADF (Bad file descriptor) [pid 5320] close(16) = -1 EBADF (Bad file descriptor) [pid 5320] close(17) = -1 EBADF (Bad file descriptor) [pid 5320] close(18) = -1 EBADF (Bad file descriptor) [pid 5320] close(19) = -1 EBADF (Bad file descriptor) [pid 5320] close(20) = -1 EBADF (Bad file descriptor) [pid 5320] close(21) = -1 EBADF (Bad file descriptor) [pid 5320] close(22) = -1 EBADF (Bad file descriptor) [pid 5320] close(23) = -1 EBADF (Bad file descriptor) [pid 5320] close(24) = -1 EBADF (Bad file descriptor) [pid 5320] close(25) = -1 EBADF (Bad file descriptor) [pid 5320] close(26) = -1 EBADF (Bad file descriptor) [pid 5320] close(27) = -1 EBADF (Bad file descriptor) [pid 5320] close(28) = -1 EBADF (Bad file descriptor) [pid 5320] close(29) = -1 EBADF (Bad file descriptor) [pid 5320] exit_group(0) = ? [pid 5320] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./47", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./47", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./47/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./47/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./47/cgroup") = 0 [pid 5263] umount2("./47/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./47/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./47/cgroup.cpu") = 0 [pid 5263] umount2("./47/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./47/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./47/cgroup.net") = 0 [pid 5263] umount2("./47/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./47/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./47/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./47") = 0 [pid 5263] mkdir("./48", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5321 attached [pid 5321] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 50 [pid 5321] <... set_robust_list resumed>) = 0 [pid 5321] chdir("./48") = 0 [pid 5321] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5321] setpgid(0, 0) = 0 [pid 5321] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5321] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5321] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5321] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5321] write(3, "1000", 4) = 4 [pid 5321] close(3) = 0 [pid 5321] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5321] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5321] write(1, "executing program\n", 18) = 18 [pid 5321] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5321] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5321] close(3) = 0 [pid 5321] close(4) = -1 EBADF (Bad file descriptor) [pid 5321] close(5) = -1 EBADF (Bad file descriptor) [pid 5321] close(6) = -1 EBADF (Bad file descriptor) [pid 5321] close(7) = -1 EBADF (Bad file descriptor) [pid 5321] close(8) = -1 EBADF (Bad file descriptor) [pid 5321] close(9) = -1 EBADF (Bad file descriptor) [pid 5321] close(10) = -1 EBADF (Bad file descriptor) [pid 5321] close(11) = -1 EBADF (Bad file descriptor) [pid 5321] close(12) = -1 EBADF (Bad file descriptor) [pid 5321] close(13) = -1 EBADF (Bad file descriptor) [pid 5321] close(14) = -1 EBADF (Bad file descriptor) [pid 5321] close(15) = -1 EBADF (Bad file descriptor) [pid 5321] close(16) = -1 EBADF (Bad file descriptor) [pid 5321] close(17) = -1 EBADF (Bad file descriptor) [pid 5321] close(18) = -1 EBADF (Bad file descriptor) [pid 5321] close(19) = -1 EBADF (Bad file descriptor) [pid 5321] close(20) = -1 EBADF (Bad file descriptor) [pid 5321] close(21) = -1 EBADF (Bad file descriptor) [pid 5321] close(22) = -1 EBADF (Bad file descriptor) [pid 5321] close(23) = -1 EBADF (Bad file descriptor) [pid 5321] close(24) = -1 EBADF (Bad file descriptor) [pid 5321] close(25) = -1 EBADF (Bad file descriptor) [pid 5321] close(26) = -1 EBADF (Bad file descriptor) [pid 5321] close(27) = -1 EBADF (Bad file descriptor) [pid 5321] close(28) = -1 EBADF (Bad file descriptor) [pid 5321] close(29) = -1 EBADF (Bad file descriptor) [pid 5321] exit_group(0) = ? [pid 5321] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./48", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./48", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./48/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./48/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./48/cgroup") = 0 [pid 5263] umount2("./48/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./48/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./48/cgroup.cpu") = 0 [pid 5263] umount2("./48/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./48/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./48/cgroup.net") = 0 [pid 5263] umount2("./48/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./48/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./48/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./48") = 0 [pid 5263] mkdir("./49", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5322 attached executing program [pid 5322] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 51 [pid 5322] <... set_robust_list resumed>) = 0 [pid 5322] chdir("./49") = 0 [pid 5322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5322] setpgid(0, 0) = 0 [pid 5322] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5322] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5322] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5322] write(3, "1000", 4) = 4 [pid 5322] close(3) = 0 [pid 5322] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5322] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5322] write(1, "executing program\n", 18) = 18 [pid 5322] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5322] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5322] close(3) = 0 [pid 5322] close(4) = -1 EBADF (Bad file descriptor) [pid 5322] close(5) = -1 EBADF (Bad file descriptor) [pid 5322] close(6) = -1 EBADF (Bad file descriptor) [pid 5322] close(7) = -1 EBADF (Bad file descriptor) [pid 5322] close(8) = -1 EBADF (Bad file descriptor) [pid 5322] close(9) = -1 EBADF (Bad file descriptor) [pid 5322] close(10) = -1 EBADF (Bad file descriptor) [pid 5322] close(11) = -1 EBADF (Bad file descriptor) [pid 5322] close(12) = -1 EBADF (Bad file descriptor) [pid 5322] close(13) = -1 EBADF (Bad file descriptor) [pid 5322] close(14) = -1 EBADF (Bad file descriptor) [pid 5322] close(15) = -1 EBADF (Bad file descriptor) [pid 5322] close(16) = -1 EBADF (Bad file descriptor) [pid 5322] close(17) = -1 EBADF (Bad file descriptor) [pid 5322] close(18) = -1 EBADF (Bad file descriptor) [pid 5322] close(19) = -1 EBADF (Bad file descriptor) [pid 5322] close(20) = -1 EBADF (Bad file descriptor) [pid 5322] close(21) = -1 EBADF (Bad file descriptor) [pid 5322] close(22) = -1 EBADF (Bad file descriptor) [pid 5322] close(23) = -1 EBADF (Bad file descriptor) [pid 5322] close(24) = -1 EBADF (Bad file descriptor) [pid 5322] close(25) = -1 EBADF (Bad file descriptor) [pid 5322] close(26) = -1 EBADF (Bad file descriptor) [pid 5322] close(27) = -1 EBADF (Bad file descriptor) [pid 5322] close(28) = -1 EBADF (Bad file descriptor) [pid 5322] close(29) = -1 EBADF (Bad file descriptor) [pid 5322] exit_group(0) = ? [pid 5322] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./49", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./49", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./49/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./49/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./49/cgroup") = 0 [pid 5263] umount2("./49/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./49/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./49/cgroup.cpu") = 0 [pid 5263] umount2("./49/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./49/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./49/cgroup.net") = 0 [pid 5263] umount2("./49/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./49/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./49/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./49") = 0 [pid 5263] mkdir("./50", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5323 attached [pid 5323] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 52 [pid 5323] <... set_robust_list resumed>) = 0 [pid 5323] chdir("./50") = 0 [pid 5323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5323] setpgid(0, 0) = 0 [pid 5323] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 executing program [pid 5323] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5323] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5323] write(3, "1000", 4) = 4 [pid 5323] close(3) = 0 [pid 5323] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5323] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5323] write(1, "executing program\n", 18) = 18 [pid 5323] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5323] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5323] close(3) = 0 [pid 5323] close(4) = -1 EBADF (Bad file descriptor) [pid 5323] close(5) = -1 EBADF (Bad file descriptor) [pid 5323] close(6) = -1 EBADF (Bad file descriptor) [pid 5323] close(7) = -1 EBADF (Bad file descriptor) [pid 5323] close(8) = -1 EBADF (Bad file descriptor) [pid 5323] close(9) = -1 EBADF (Bad file descriptor) [pid 5323] close(10) = -1 EBADF (Bad file descriptor) [pid 5323] close(11) = -1 EBADF (Bad file descriptor) [pid 5323] close(12) = -1 EBADF (Bad file descriptor) [pid 5323] close(13) = -1 EBADF (Bad file descriptor) [pid 5323] close(14) = -1 EBADF (Bad file descriptor) [pid 5323] close(15) = -1 EBADF (Bad file descriptor) [pid 5323] close(16) = -1 EBADF (Bad file descriptor) [pid 5323] close(17) = -1 EBADF (Bad file descriptor) [pid 5323] close(18) = -1 EBADF (Bad file descriptor) [pid 5323] close(19) = -1 EBADF (Bad file descriptor) [pid 5323] close(20) = -1 EBADF (Bad file descriptor) [pid 5323] close(21) = -1 EBADF (Bad file descriptor) [pid 5323] close(22) = -1 EBADF (Bad file descriptor) [pid 5323] close(23) = -1 EBADF (Bad file descriptor) [pid 5323] close(24) = -1 EBADF (Bad file descriptor) [pid 5323] close(25) = -1 EBADF (Bad file descriptor) [pid 5323] close(26) = -1 EBADF (Bad file descriptor) [pid 5323] close(27) = -1 EBADF (Bad file descriptor) [pid 5323] close(28) = -1 EBADF (Bad file descriptor) [pid 5323] close(29) = -1 EBADF (Bad file descriptor) [pid 5323] exit_group(0) = ? [pid 5323] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./50", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./50", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./50/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./50/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./50/cgroup") = 0 [pid 5263] umount2("./50/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./50/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./50/cgroup.cpu") = 0 [pid 5263] umount2("./50/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 5263] newfstatat(AT_FDCWD, "./50/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./50/cgroup.net") = 0 [pid 5263] umount2("./50/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./50/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./50/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./50") = 0 [pid 5263] mkdir("./51", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5324 attached , child_tidptr=0x5555572b9650) = 53 [pid 5324] set_robust_list(0x5555572b9660, 24) = 0 [pid 5324] chdir("./51") = 0 [pid 5324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5324] setpgid(0, 0) = 0 [pid 5324] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5324] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5324] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5324] write(3, "1000", 4) = 4 [pid 5324] close(3) = 0 [pid 5324] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5324] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5324] write(1, "executing program\n", 18) = 18 [pid 5324] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5324] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5324] close(3) = 0 [pid 5324] close(4) = -1 EBADF (Bad file descriptor) [pid 5324] close(5) = -1 EBADF (Bad file descriptor) [pid 5324] close(6) = -1 EBADF (Bad file descriptor) [pid 5324] close(7) = -1 EBADF (Bad file descriptor) [pid 5324] close(8) = -1 EBADF (Bad file descriptor) [pid 5324] close(9) = -1 EBADF (Bad file descriptor) [pid 5324] close(10) = -1 EBADF (Bad file descriptor) [pid 5324] close(11) = -1 EBADF (Bad file descriptor) [pid 5324] close(12) = -1 EBADF (Bad file descriptor) [pid 5324] close(13) = -1 EBADF (Bad file descriptor) [pid 5324] close(14) = -1 EBADF (Bad file descriptor) [pid 5324] close(15) = -1 EBADF (Bad file descriptor) [pid 5324] close(16) = -1 EBADF (Bad file descriptor) [pid 5324] close(17) = -1 EBADF (Bad file descriptor) [pid 5324] close(18) = -1 EBADF (Bad file descriptor) [pid 5324] close(19) = -1 EBADF (Bad file descriptor) [pid 5324] close(20) = -1 EBADF (Bad file descriptor) [pid 5324] close(21) = -1 EBADF (Bad file descriptor) [pid 5324] close(22) = -1 EBADF (Bad file descriptor) [pid 5324] close(23) = -1 EBADF (Bad file descriptor) [pid 5324] close(24) = -1 EBADF (Bad file descriptor) [pid 5324] close(25) = -1 EBADF (Bad file descriptor) [pid 5324] close(26) = -1 EBADF (Bad file descriptor) [pid 5324] close(27) = -1 EBADF (Bad file descriptor) [pid 5324] close(28) = -1 EBADF (Bad file descriptor) [pid 5324] close(29) = -1 EBADF (Bad file descriptor) [pid 5324] exit_group(0) = ? [pid 5324] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./51", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./51", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./51/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./51/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./51/cgroup") = 0 [pid 5263] umount2("./51/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./51/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./51/cgroup.cpu") = 0 [pid 5263] umount2("./51/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./51/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./51/cgroup.net") = 0 [pid 5263] umount2("./51/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./51/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./51/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./51") = 0 [pid 5263] mkdir("./52", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5325 attached [pid 5325] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 54 [pid 5325] <... set_robust_list resumed>) = 0 [pid 5325] chdir("./52") = 0 [pid 5325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5325] setpgid(0, 0) = 0 [pid 5325] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5325] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5325] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5325] write(3, "1000", 4) = 4 [pid 5325] close(3) = 0 [pid 5325] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5325] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5325] write(1, "executing program\n", 18) = 18 [pid 5325] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5325] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5325] close(3) = 0 [pid 5325] close(4) = -1 EBADF (Bad file descriptor) [pid 5325] close(5) = -1 EBADF (Bad file descriptor) [pid 5325] close(6) = -1 EBADF (Bad file descriptor) [pid 5325] close(7) = -1 EBADF (Bad file descriptor) [pid 5325] close(8) = -1 EBADF (Bad file descriptor) [pid 5325] close(9) = -1 EBADF (Bad file descriptor) [pid 5325] close(10) = -1 EBADF (Bad file descriptor) [pid 5325] close(11) = -1 EBADF (Bad file descriptor) [pid 5325] close(12) = -1 EBADF (Bad file descriptor) [pid 5325] close(13) = -1 EBADF (Bad file descriptor) [pid 5325] close(14) = -1 EBADF (Bad file descriptor) [pid 5325] close(15) = -1 EBADF (Bad file descriptor) [pid 5325] close(16) = -1 EBADF (Bad file descriptor) [pid 5325] close(17) = -1 EBADF (Bad file descriptor) [pid 5325] close(18) = -1 EBADF (Bad file descriptor) [pid 5325] close(19) = -1 EBADF (Bad file descriptor) [pid 5325] close(20) = -1 EBADF (Bad file descriptor) [pid 5325] close(21) = -1 EBADF (Bad file descriptor) [pid 5325] close(22) = -1 EBADF (Bad file descriptor) [pid 5325] close(23) = -1 EBADF (Bad file descriptor) [pid 5325] close(24) = -1 EBADF (Bad file descriptor) [pid 5325] close(25) = -1 EBADF (Bad file descriptor) [pid 5325] close(26) = -1 EBADF (Bad file descriptor) [pid 5325] close(27) = -1 EBADF (Bad file descriptor) [pid 5325] close(28) = -1 EBADF (Bad file descriptor) [pid 5325] close(29) = -1 EBADF (Bad file descriptor) [pid 5325] exit_group(0) = ? [pid 5325] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./52", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./52", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./52/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./52/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./52/cgroup") = 0 [pid 5263] umount2("./52/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./52/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./52/cgroup.cpu") = 0 [pid 5263] umount2("./52/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./52/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./52/cgroup.net") = 0 [pid 5263] umount2("./52/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./52/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 296.486066][ C0] net_ratelimit: 24258 callbacks suppressed [ 296.486088][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 296.487738][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 296.492354][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 296.504264][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 296.516135][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 296.529469][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 296.540128][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 296.551987][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 296.563870][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 296.577296][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [pid 5263] unlink("./52/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./52") = 0 [pid 5263] mkdir("./53", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5326 attached [pid 5326] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 55 [pid 5326] <... set_robust_list resumed>) = 0 executing program [pid 5326] chdir("./53") = 0 [pid 5326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5326] setpgid(0, 0) = 0 [pid 5326] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5326] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5326] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5326] write(3, "1000", 4) = 4 [pid 5326] close(3) = 0 [pid 5326] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5326] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5326] write(1, "executing program\n", 18) = 18 [pid 5326] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5326] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5326] close(3) = 0 [pid 5326] close(4) = -1 EBADF (Bad file descriptor) [pid 5326] close(5) = -1 EBADF (Bad file descriptor) [pid 5326] close(6) = -1 EBADF (Bad file descriptor) [pid 5326] close(7) = -1 EBADF (Bad file descriptor) [pid 5326] close(8) = -1 EBADF (Bad file descriptor) [pid 5326] close(9) = -1 EBADF (Bad file descriptor) [pid 5326] close(10) = -1 EBADF (Bad file descriptor) [pid 5326] close(11) = -1 EBADF (Bad file descriptor) [pid 5326] close(12) = -1 EBADF (Bad file descriptor) [pid 5326] close(13) = -1 EBADF (Bad file descriptor) [pid 5326] close(14) = -1 EBADF (Bad file descriptor) [pid 5326] close(15) = -1 EBADF (Bad file descriptor) [pid 5326] close(16) = -1 EBADF (Bad file descriptor) [pid 5326] close(17) = -1 EBADF (Bad file descriptor) [pid 5326] close(18) = -1 EBADF (Bad file descriptor) [pid 5326] close(19) = -1 EBADF (Bad file descriptor) [pid 5326] close(20) = -1 EBADF (Bad file descriptor) [pid 5326] close(21) = -1 EBADF (Bad file descriptor) [pid 5326] close(22) = -1 EBADF (Bad file descriptor) [pid 5326] close(23) = -1 EBADF (Bad file descriptor) [pid 5326] close(24) = -1 EBADF (Bad file descriptor) [pid 5326] close(25) = -1 EBADF (Bad file descriptor) [pid 5326] close(26) = -1 EBADF (Bad file descriptor) [pid 5326] close(27) = -1 EBADF (Bad file descriptor) [pid 5326] close(28) = -1 EBADF (Bad file descriptor) [pid 5326] close(29) = -1 EBADF (Bad file descriptor) [pid 5326] exit_group(0) = ? [pid 5326] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./53", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./53", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./53/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./53/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./53/cgroup") = 0 [pid 5263] umount2("./53/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./53/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./53/cgroup.cpu") = 0 [pid 5263] umount2("./53/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./53/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./53/cgroup.net") = 0 [pid 5263] umount2("./53/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./53/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./53/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./53") = 0 [pid 5263] mkdir("./54", 0777executing program ) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5327 attached [pid 5327] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 56 [pid 5327] <... set_robust_list resumed>) = 0 [pid 5327] chdir("./54") = 0 [pid 5327] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5327] setpgid(0, 0) = 0 [pid 5327] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5327] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5327] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5327] write(3, "1000", 4) = 4 [pid 5327] close(3) = 0 [pid 5327] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5327] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5327] write(1, "executing program\n", 18) = 18 [pid 5327] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5327] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5327] close(3) = 0 [pid 5327] close(4) = -1 EBADF (Bad file descriptor) [pid 5327] close(5) = -1 EBADF (Bad file descriptor) [pid 5327] close(6) = -1 EBADF (Bad file descriptor) [pid 5327] close(7) = -1 EBADF (Bad file descriptor) [pid 5327] close(8) = -1 EBADF (Bad file descriptor) [pid 5327] close(9) = -1 EBADF (Bad file descriptor) [pid 5327] close(10) = -1 EBADF (Bad file descriptor) [pid 5327] close(11) = -1 EBADF (Bad file descriptor) [pid 5327] close(12) = -1 EBADF (Bad file descriptor) [pid 5327] close(13) = -1 EBADF (Bad file descriptor) [pid 5327] close(14) = -1 EBADF (Bad file descriptor) [pid 5327] close(15) = -1 EBADF (Bad file descriptor) [pid 5327] close(16) = -1 EBADF (Bad file descriptor) [pid 5327] close(17) = -1 EBADF (Bad file descriptor) [pid 5327] close(18) = -1 EBADF (Bad file descriptor) [pid 5327] close(19) = -1 EBADF (Bad file descriptor) [pid 5327] close(20) = -1 EBADF (Bad file descriptor) [pid 5327] close(21) = -1 EBADF (Bad file descriptor) [pid 5327] close(22) = -1 EBADF (Bad file descriptor) [pid 5327] close(23) = -1 EBADF (Bad file descriptor) [pid 5327] close(24) = -1 EBADF (Bad file descriptor) [pid 5327] close(25) = -1 EBADF (Bad file descriptor) [pid 5327] close(26) = -1 EBADF (Bad file descriptor) [pid 5327] close(27) = -1 EBADF (Bad file descriptor) [pid 5327] close(28) = -1 EBADF (Bad file descriptor) [pid 5327] close(29) = -1 EBADF (Bad file descriptor) [pid 5327] exit_group(0) = ? [pid 5327] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./54", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./54/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./54/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./54/cgroup") = 0 [pid 5263] umount2("./54/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./54/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./54/cgroup.cpu") = 0 [pid 5263] umount2("./54/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./54/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./54/cgroup.net") = 0 [pid 5263] umount2("./54/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./54/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./54/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./54") = 0 [pid 5263] mkdir("./55", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDexecuting program ./strace-static-x86_64: Process 5328 attached [pid 5328] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 57 [pid 5328] <... set_robust_list resumed>) = 0 [pid 5328] chdir("./55") = 0 [pid 5328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5328] setpgid(0, 0) = 0 [pid 5328] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5328] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5328] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5328] write(3, "1000", 4) = 4 [pid 5328] close(3) = 0 [pid 5328] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5328] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5328] write(1, "executing program\n", 18) = 18 [pid 5328] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5328] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5328] close(3) = 0 [pid 5328] close(4) = -1 EBADF (Bad file descriptor) [pid 5328] close(5) = -1 EBADF (Bad file descriptor) [pid 5328] close(6) = -1 EBADF (Bad file descriptor) [pid 5328] close(7) = -1 EBADF (Bad file descriptor) [pid 5328] close(8) = -1 EBADF (Bad file descriptor) [pid 5328] close(9) = -1 EBADF (Bad file descriptor) [pid 5328] close(10) = -1 EBADF (Bad file descriptor) [pid 5328] close(11) = -1 EBADF (Bad file descriptor) [pid 5328] close(12) = -1 EBADF (Bad file descriptor) [pid 5328] close(13) = -1 EBADF (Bad file descriptor) [pid 5328] close(14) = -1 EBADF (Bad file descriptor) [pid 5328] close(15) = -1 EBADF (Bad file descriptor) [pid 5328] close(16) = -1 EBADF (Bad file descriptor) [pid 5328] close(17) = -1 EBADF (Bad file descriptor) [pid 5328] close(18) = -1 EBADF (Bad file descriptor) [pid 5328] close(19) = -1 EBADF (Bad file descriptor) [pid 5328] close(20) = -1 EBADF (Bad file descriptor) [pid 5328] close(21) = -1 EBADF (Bad file descriptor) [pid 5328] close(22) = -1 EBADF (Bad file descriptor) [pid 5328] close(23) = -1 EBADF (Bad file descriptor) [pid 5328] close(24) = -1 EBADF (Bad file descriptor) [pid 5328] close(25) = -1 EBADF (Bad file descriptor) [pid 5328] close(26) = -1 EBADF (Bad file descriptor) [pid 5328] close(27) = -1 EBADF (Bad file descriptor) [pid 5328] close(28) = -1 EBADF (Bad file descriptor) [pid 5328] close(29) = -1 EBADF (Bad file descriptor) [pid 5328] exit_group(0) = ? [pid 5328] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./55", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./55/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./55/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./55/cgroup") = 0 [pid 5263] umount2("./55/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./55/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./55/cgroup.cpu") = 0 [pid 5263] umount2("./55/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./55/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./55/cgroup.net") = 0 [pid 5263] umount2("./55/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./55/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./55/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./55") = 0 [pid 5263] mkdir("./56", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5329 attached [pid 5329] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 58 [pid 5329] <... set_robust_list resumed>) = 0 [pid 5329] chdir("./56") = 0 [pid 5329] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5329] setpgid(0, 0) = 0 [pid 5329] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5329] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5329] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5329] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5329] write(3, "1000", 4) = 4 [pid 5329] close(3) = 0 [pid 5329] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) executing program [pid 5329] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5329] write(1, "executing program\n", 18) = 18 [pid 5329] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5329] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5329] close(3) = 0 [pid 5329] close(4) = -1 EBADF (Bad file descriptor) [pid 5329] close(5) = -1 EBADF (Bad file descriptor) [pid 5329] close(6) = -1 EBADF (Bad file descriptor) [pid 5329] close(7) = -1 EBADF (Bad file descriptor) [pid 5329] close(8) = -1 EBADF (Bad file descriptor) [pid 5329] close(9) = -1 EBADF (Bad file descriptor) [pid 5329] close(10) = -1 EBADF (Bad file descriptor) [pid 5329] close(11) = -1 EBADF (Bad file descriptor) [pid 5329] close(12) = -1 EBADF (Bad file descriptor) [pid 5329] close(13) = -1 EBADF (Bad file descriptor) [pid 5329] close(14) = -1 EBADF (Bad file descriptor) [pid 5329] close(15) = -1 EBADF (Bad file descriptor) [pid 5329] close(16) = -1 EBADF (Bad file descriptor) [pid 5329] close(17) = -1 EBADF (Bad file descriptor) [pid 5329] close(18) = -1 EBADF (Bad file descriptor) [pid 5329] close(19) = -1 EBADF (Bad file descriptor) [pid 5329] close(20) = -1 EBADF (Bad file descriptor) [pid 5329] close(21) = -1 EBADF (Bad file descriptor) [pid 5329] close(22) = -1 EBADF (Bad file descriptor) [pid 5329] close(23) = -1 EBADF (Bad file descriptor) [pid 5329] close(24) = -1 EBADF (Bad file descriptor) [pid 5329] close(25) = -1 EBADF (Bad file descriptor) [pid 5329] close(26) = -1 EBADF (Bad file descriptor) [pid 5329] close(27) = -1 EBADF (Bad file descriptor) [pid 5329] close(28) = -1 EBADF (Bad file descriptor) [pid 5329] close(29) = -1 EBADF (Bad file descriptor) [pid 5329] exit_group(0) = ? [pid 5329] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./56", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./56/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./56/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./56/cgroup") = 0 [pid 5263] umount2("./56/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./56/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./56/cgroup.cpu") = 0 [pid 5263] umount2("./56/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./56/cgroup.net", executing program {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./56/cgroup.net") = 0 [pid 5263] umount2("./56/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./56/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./56/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./56") = 0 [pid 5263] mkdir("./57", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5330 attached , child_tidptr=0x5555572b9650) = 59 [pid 5330] set_robust_list(0x5555572b9660, 24) = 0 [pid 5330] chdir("./57") = 0 [pid 5330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5330] setpgid(0, 0) = 0 [pid 5330] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5330] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5330] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5330] write(3, "1000", 4) = 4 [pid 5330] close(3) = 0 [pid 5330] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5330] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5330] write(1, "executing program\n", 18) = 18 [pid 5330] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5330] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5330] close(3) = 0 [pid 5330] close(4) = -1 EBADF (Bad file descriptor) [pid 5330] close(5) = -1 EBADF (Bad file descriptor) [pid 5330] close(6) = -1 EBADF (Bad file descriptor) [pid 5330] close(7) = -1 EBADF (Bad file descriptor) [pid 5330] close(8) = -1 EBADF (Bad file descriptor) [pid 5330] close(9) = -1 EBADF (Bad file descriptor) [pid 5330] close(10) = -1 EBADF (Bad file descriptor) [pid 5330] close(11) = -1 EBADF (Bad file descriptor) [pid 5330] close(12) = -1 EBADF (Bad file descriptor) [pid 5330] close(13) = -1 EBADF (Bad file descriptor) [pid 5330] close(14) = -1 EBADF (Bad file descriptor) [pid 5330] close(15) = -1 EBADF (Bad file descriptor) [pid 5330] close(16) = -1 EBADF (Bad file descriptor) [pid 5330] close(17) = -1 EBADF (Bad file descriptor) [pid 5330] close(18) = -1 EBADF (Bad file descriptor) [pid 5330] close(19) = -1 EBADF (Bad file descriptor) [pid 5330] close(20) = -1 EBADF (Bad file descriptor) [pid 5330] close(21) = -1 EBADF (Bad file descriptor) [pid 5330] close(22) = -1 EBADF (Bad file descriptor) [pid 5330] close(23) = -1 EBADF (Bad file descriptor) [pid 5330] close(24) = -1 EBADF (Bad file descriptor) [pid 5330] close(25) = -1 EBADF (Bad file descriptor) [pid 5330] close(26) = -1 EBADF (Bad file descriptor) [pid 5330] close(27) = -1 EBADF (Bad file descriptor) [pid 5330] close(28) = -1 EBADF (Bad file descriptor) [pid 5330] close(29) = -1 EBADF (Bad file descriptor) [pid 5330] exit_group(0) = ? [pid 5330] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./57", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./57/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./57/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./57/cgroup") = 0 [pid 5263] umount2("./57/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./57/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./57/cgroup.cpu") = 0 [pid 5263] umount2("./57/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./57/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./57/cgroup.net") = 0 [pid 5263] umount2("./57/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./57/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./57/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./57") = 0 [pid 5263] mkdir("./58", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5331 attached [pid 5331] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 60 [pid 5331] <... set_robust_list resumed>) = 0 [pid 5331] chdir("./58") = 0 [pid 5331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5331] setpgid(0, 0) = 0 [pid 5331] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5331] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5331] symlink("/syzcgroup/net/syz0", "./cgroup.net"executing program ) = 0 [pid 5331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5331] write(3, "1000", 4) = 4 [pid 5331] close(3) = 0 [pid 5331] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5331] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5331] write(1, "executing program\n", 18) = 18 [pid 5331] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5331] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5331] close(3) = 0 [pid 5331] close(4) = -1 EBADF (Bad file descriptor) [pid 5331] close(5) = -1 EBADF (Bad file descriptor) [pid 5331] close(6) = -1 EBADF (Bad file descriptor) [pid 5331] close(7) = -1 EBADF (Bad file descriptor) [pid 5331] close(8) = -1 EBADF (Bad file descriptor) [pid 5331] close(9) = -1 EBADF (Bad file descriptor) [pid 5331] close(10) = -1 EBADF (Bad file descriptor) [pid 5331] close(11) = -1 EBADF (Bad file descriptor) [pid 5331] close(12) = -1 EBADF (Bad file descriptor) [pid 5331] close(13) = -1 EBADF (Bad file descriptor) [pid 5331] close(14) = -1 EBADF (Bad file descriptor) [pid 5331] close(15) = -1 EBADF (Bad file descriptor) [pid 5331] close(16) = -1 EBADF (Bad file descriptor) [pid 5331] close(17) = -1 EBADF (Bad file descriptor) [pid 5331] close(18) = -1 EBADF (Bad file descriptor) [pid 5331] close(19) = -1 EBADF (Bad file descriptor) [pid 5331] close(20) = -1 EBADF (Bad file descriptor) [pid 5331] close(21) = -1 EBADF (Bad file descriptor) [pid 5331] close(22) = -1 EBADF (Bad file descriptor) [pid 5331] close(23) = -1 EBADF (Bad file descriptor) [pid 5331] close(24) = -1 EBADF (Bad file descriptor) [pid 5331] close(25) = -1 EBADF (Bad file descriptor) [pid 5331] close(26) = -1 EBADF (Bad file descriptor) [pid 5331] close(27) = -1 EBADF (Bad file descriptor) [pid 5331] close(28) = -1 EBADF (Bad file descriptor) [pid 5331] close(29) = -1 EBADF (Bad file descriptor) [pid 5331] exit_group(0) = ? [pid 5331] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./58", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./58/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./58/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./58/cgroup") = 0 [pid 5263] umount2("./58/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./58/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./58/cgroup.cpu") = 0 [pid 5263] umount2("./58/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./58/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./58/cgroup.net") = 0 [pid 5263] umount2("./58/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 5263] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./58/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./58") = 0 [pid 5263] mkdir("./59", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5332 attached [pid 5332] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 61 [pid 5332] <... set_robust_list resumed>) = 0 [pid 5332] chdir("./59") = 0 [pid 5332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5332] setpgid(0, 0) = 0 [pid 5332] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5332] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5332] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5332] write(3, "1000", 4) = 4 [pid 5332] close(3) = 0 [pid 5332] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5332] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5332] write(1, "executing program\n", 18) = 18 [pid 5332] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5332] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5332] close(3) = 0 [pid 5332] close(4) = -1 EBADF (Bad file descriptor) [pid 5332] close(5) = -1 EBADF (Bad file descriptor) [pid 5332] close(6) = -1 EBADF (Bad file descriptor) [pid 5332] close(7) = -1 EBADF (Bad file descriptor) [pid 5332] close(8) = -1 EBADF (Bad file descriptor) [pid 5332] close(9) = -1 EBADF (Bad file descriptor) [pid 5332] close(10) = -1 EBADF (Bad file descriptor) [pid 5332] close(11) = -1 EBADF (Bad file descriptor) [pid 5332] close(12) = -1 EBADF (Bad file descriptor) [pid 5332] close(13) = -1 EBADF (Bad file descriptor) [pid 5332] close(14) = -1 EBADF (Bad file descriptor) [pid 5332] close(15) = -1 EBADF (Bad file descriptor) [pid 5332] close(16) = -1 EBADF (Bad file descriptor) [pid 5332] close(17) = -1 EBADF (Bad file descriptor) [pid 5332] close(18) = -1 EBADF (Bad file descriptor) [pid 5332] close(19) = -1 EBADF (Bad file descriptor) [pid 5332] close(20) = -1 EBADF (Bad file descriptor) [pid 5332] close(21) = -1 EBADF (Bad file descriptor) [pid 5332] close(22) = -1 EBADF (Bad file descriptor) [pid 5332] close(23) = -1 EBADF (Bad file descriptor) [pid 5332] close(24) = -1 EBADF (Bad file descriptor) [pid 5332] close(25) = -1 EBADF (Bad file descriptor) [pid 5332] close(26) = -1 EBADF (Bad file descriptor) [pid 5332] close(27) = -1 EBADF (Bad file descriptor) [pid 5332] close(28) = -1 EBADF (Bad file descriptor) [pid 5332] close(29) = -1 EBADF (Bad file descriptor) [pid 5332] exit_group(0) = ? [pid 5332] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./59", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./59/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./59/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./59/cgroup") = 0 [pid 5263] umount2("./59/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./59/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./59/cgroup.cpu") = 0 [pid 5263] umount2("./59/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./59/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./59/cgroup.net") = 0 [pid 5263] umount2("./59/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./59/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./59") = 0 [pid 5263] mkdir("./60", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5333 attached [pid 5333] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 62 [pid 5333] <... set_robust_list resumed>) = 0 executing program executing program [pid 5333] chdir("./60") = 0 [pid 5333] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5333] setpgid(0, 0) = 0 [pid 5333] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5333] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5333] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5333] write(3, "1000", 4) = 4 [pid 5333] close(3) = 0 [pid 5333] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5333] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5333] write(1, "executing program\n", 18) = 18 [pid 5333] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5333] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5333] close(3) = 0 [pid 5333] close(4) = -1 EBADF (Bad file descriptor) [pid 5333] close(5) = -1 EBADF (Bad file descriptor) [pid 5333] close(6) = -1 EBADF (Bad file descriptor) [pid 5333] close(7) = -1 EBADF (Bad file descriptor) [pid 5333] close(8) = -1 EBADF (Bad file descriptor) [pid 5333] close(9) = -1 EBADF (Bad file descriptor) [pid 5333] close(10) = -1 EBADF (Bad file descriptor) [pid 5333] close(11) = -1 EBADF (Bad file descriptor) [pid 5333] close(12) = -1 EBADF (Bad file descriptor) [pid 5333] close(13) = -1 EBADF (Bad file descriptor) [pid 5333] close(14) = -1 EBADF (Bad file descriptor) [pid 5333] close(15) = -1 EBADF (Bad file descriptor) [pid 5333] close(16) = -1 EBADF (Bad file descriptor) [pid 5333] close(17) = -1 EBADF (Bad file descriptor) [pid 5333] close(18) = -1 EBADF (Bad file descriptor) [pid 5333] close(19) = -1 EBADF (Bad file descriptor) [pid 5333] close(20) = -1 EBADF (Bad file descriptor) [pid 5333] close(21) = -1 EBADF (Bad file descriptor) [pid 5333] close(22) = -1 EBADF (Bad file descriptor) [pid 5333] close(23) = -1 EBADF (Bad file descriptor) [pid 5333] close(24) = -1 EBADF (Bad file descriptor) [pid 5333] close(25) = -1 EBADF (Bad file descriptor) [pid 5333] close(26) = -1 EBADF (Bad file descriptor) [pid 5333] close(27) = -1 EBADF (Bad file descriptor) [pid 5333] close(28) = -1 EBADF (Bad file descriptor) [pid 5333] close(29) = -1 EBADF (Bad file descriptor) [pid 5333] exit_group(0) = ? [pid 5333] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5263] umount2("./60", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./60/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./60/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./60/cgroup") = 0 [pid 5263] umount2("./60/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./60/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./60/cgroup.cpu") = 0 [pid 5263] umount2("./60/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./60/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./60/cgroup.net") = 0 [pid 5263] umount2("./60/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./60/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./60") = 0 [pid 5263] mkdir("./61", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5334 attached [pid 5334] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 63 [pid 5334] <... set_robust_list resumed>) = 0 [pid 5334] chdir("./61") = 0 [pid 5334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5334] setpgid(0, 0) = 0 [pid 5334] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5334] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5334] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5334] write(3, "1000", 4) = 4 [pid 5334] close(3) = 0 [pid 5334] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5334] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5334] write(1, "executing program\n", 18) = 18 [pid 5334] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 executing program [pid 5334] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5334] close(3) = 0 [pid 5334] close(4) = -1 EBADF (Bad file descriptor) [pid 5334] close(5) = -1 EBADF (Bad file descriptor) [pid 5334] close(6) = -1 EBADF (Bad file descriptor) [pid 5334] close(7) = -1 EBADF (Bad file descriptor) [pid 5334] close(8) = -1 EBADF (Bad file descriptor) [pid 5334] close(9) = -1 EBADF (Bad file descriptor) [pid 5334] close(10) = -1 EBADF (Bad file descriptor) [pid 5334] close(11) = -1 EBADF (Bad file descriptor) [pid 5334] close(12) = -1 EBADF (Bad file descriptor) [pid 5334] close(13) = -1 EBADF (Bad file descriptor) [pid 5334] close(14) = -1 EBADF (Bad file descriptor) [pid 5334] close(15) = -1 EBADF (Bad file descriptor) [pid 5334] close(16) = -1 EBADF (Bad file descriptor) [pid 5334] close(17) = -1 EBADF (Bad file descriptor) [pid 5334] close(18) = -1 EBADF (Bad file descriptor) [pid 5334] close(19) = -1 EBADF (Bad file descriptor) [pid 5334] close(20) = -1 EBADF (Bad file descriptor) [pid 5334] close(21) = -1 EBADF (Bad file descriptor) [pid 5334] close(22) = -1 EBADF (Bad file descriptor) [pid 5334] close(23) = -1 EBADF (Bad file descriptor) [pid 5334] close(24) = -1 EBADF (Bad file descriptor) [pid 5334] close(25) = -1 EBADF (Bad file descriptor) [pid 5334] close(26) = -1 EBADF (Bad file descriptor) [pid 5334] close(27) = -1 EBADF (Bad file descriptor) [pid 5334] close(28) = -1 EBADF (Bad file descriptor) [pid 5334] close(29) = -1 EBADF (Bad file descriptor) [pid 5334] exit_group(0) = ? [pid 5334] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./61", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./61/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./61/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./61/cgroup") = 0 [pid 5263] umount2("./61/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./61/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./61/cgroup.cpu") = 0 [pid 5263] umount2("./61/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./61/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./61/cgroup.net") = 0 [pid 5263] umount2("./61/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./61/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./61/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./61") = 0 [pid 5263] mkdir("./62", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5335 attached [pid 5335] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 64 [pid 5335] <... set_robust_list resumed>) = 0 [pid 5335] chdir("./62") = 0 [pid 5335] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5335] setpgid(0, 0) = 0 [pid 5335] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5335] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5335] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5335] write(3, "1000", 4) = 4 [pid 5335] close(3) = 0 [pid 5335] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5335] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5335] write(1, "executing program\n", 18) = 18 [pid 5335] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5335] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5335] close(3) = 0 [pid 5335] close(4) = -1 EBADF (Bad file descriptor) [pid 5335] close(5) = -1 EBADF (Bad file descriptor) [pid 5335] close(6) = -1 EBADF (Bad file descriptor) [pid 5335] close(7) = -1 EBADF (Bad file descriptor) [pid 5335] close(8) = -1 EBADF (Bad file descriptor) [pid 5335] close(9) = -1 EBADF (Bad file descriptor) [pid 5335] close(10) = -1 EBADF (Bad file descriptor) [pid 5335] close(11) = -1 EBADF (Bad file descriptor) [pid 5335] close(12) = -1 EBADF (Bad file descriptor) [pid 5335] close(13) = -1 EBADF (Bad file descriptor) [pid 5335] close(14) = -1 EBADF (Bad file descriptor) [pid 5335] close(15) = -1 EBADF (Bad file descriptor) [pid 5335] close(16) = -1 EBADF (Bad file descriptor) [pid 5335] close(17) = -1 EBADF (Bad file descriptor) [pid 5335] close(18) = -1 EBADF (Bad file descriptor) [pid 5335] close(19) = -1 EBADF (Bad file descriptor) [pid 5335] close(20) = -1 EBADF (Bad file descriptor) [pid 5335] close(21) = -1 EBADF (Bad file descriptor) [pid 5335] close(22) = -1 EBADF (Bad file descriptor) [pid 5335] close(23) = -1 EBADF (Bad file descriptor) [pid 5335] close(24) = -1 EBADF (Bad file descriptor) [pid 5335] close(25) = -1 EBADF (Bad file descriptor) [pid 5335] close(26) = -1 EBADF (Bad file descriptor) [pid 5335] close(27) = -1 EBADF (Bad file descriptor) [pid 5335] close(28) = -1 EBADF (Bad file descriptor) [pid 5335] close(29) = -1 EBADF (Bad file descriptor) [pid 5335] exit_group(0) = ? [pid 5335] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./62", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./62/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./62/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./62/cgroup") = 0 [pid 5263] umount2("./62/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./62/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./62/cgroup.cpu") = 0 [pid 5263] umount2("./62/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./62/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./62/cgroup.net") = 0 [pid 5263] umount2("./62/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) executing program [pid 5263] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./62/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./62") = 0 [pid 5263] mkdir("./63", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5336 attached [pid 5336] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 65 [pid 5336] <... set_robust_list resumed>) = 0 [pid 5336] chdir("./63") = 0 [pid 5336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5336] setpgid(0, 0) = 0 [pid 5336] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5336] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5336] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5336] write(3, "1000", 4) = 4 [pid 5336] close(3) = 0 [pid 5336] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5336] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5336] write(1, "executing program\n", 18) = 18 [pid 5336] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5336] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5336] close(3) = 0 [pid 5336] close(4) = -1 EBADF (Bad file descriptor) [pid 5336] close(5) = -1 EBADF (Bad file descriptor) [pid 5336] close(6) = -1 EBADF (Bad file descriptor) [pid 5336] close(7) = -1 EBADF (Bad file descriptor) [pid 5336] close(8) = -1 EBADF (Bad file descriptor) [pid 5336] close(9) = -1 EBADF (Bad file descriptor) [pid 5336] close(10) = -1 EBADF (Bad file descriptor) [pid 5336] close(11) = -1 EBADF (Bad file descriptor) [pid 5336] close(12) = -1 EBADF (Bad file descriptor) [pid 5336] close(13) = -1 EBADF (Bad file descriptor) [pid 5336] close(14) = -1 EBADF (Bad file descriptor) [pid 5336] close(15) = -1 EBADF (Bad file descriptor) [pid 5336] close(16) = -1 EBADF (Bad file descriptor) [pid 5336] close(17) = -1 EBADF (Bad file descriptor) [pid 5336] close(18) = -1 EBADF (Bad file descriptor) [pid 5336] close(19) = -1 EBADF (Bad file descriptor) [pid 5336] close(20) = -1 EBADF (Bad file descriptor) [pid 5336] close(21) = -1 EBADF (Bad file descriptor) [pid 5336] close(22) = -1 EBADF (Bad file descriptor) [pid 5336] close(23) = -1 EBADF (Bad file descriptor) [pid 5336] close(24) = -1 EBADF (Bad file descriptor) [pid 5336] close(25) = -1 EBADF (Bad file descriptor) [pid 5336] close(26) = -1 EBADF (Bad file descriptor) [pid 5336] close(27) = -1 EBADF (Bad file descriptor) [pid 5336] close(28) = -1 EBADF (Bad file descriptor) [pid 5336] close(29) = -1 EBADF (Bad file descriptor) [pid 5336] exit_group(0) = ? [pid 5336] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] umount2("./63", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./63/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./63/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./63/cgroup") = 0 [pid 5263] umount2("./63/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./63/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./63/cgroup.cpu") = 0 [pid 5263] umount2("./63/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./63/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./63/cgroup.net") = 0 [pid 5263] umount2("./63/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./63/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./63/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./63") = 0 [pid 5263] mkdir("./64", 0777) = 0 [ 301.496144][ C0] net_ratelimit: 23694 callbacks suppressed [ 301.496169][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 301.496389][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 301.502429][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 301.514299][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 301.526196][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 301.539534][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 301.550371][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 301.562216][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 301.574127][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 301.587483][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5337 attached [pid 5337] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 66 [pid 5337] <... set_robust_list resumed>) = 0 [pid 5337] chdir("./64") = 0 [pid 5337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5337] setpgid(0, 0) = 0 [pid 5337] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5337] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5337] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5337] write(3, "1000", 4) = 4 executing program [pid 5337] close(3) = 0 [pid 5337] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5337] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5337] write(1, "executing program\n", 18) = 18 [pid 5337] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5337] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5337] close(3) = 0 [pid 5337] close(4) = -1 EBADF (Bad file descriptor) [pid 5337] close(5) = -1 EBADF (Bad file descriptor) [pid 5337] close(6) = -1 EBADF (Bad file descriptor) [pid 5337] close(7) = -1 EBADF (Bad file descriptor) [pid 5337] close(8) = -1 EBADF (Bad file descriptor) [pid 5337] close(9) = -1 EBADF (Bad file descriptor) [pid 5337] close(10) = -1 EBADF (Bad file descriptor) [pid 5337] close(11) = -1 EBADF (Bad file descriptor) [pid 5337] close(12) = -1 EBADF (Bad file descriptor) [pid 5337] close(13) = -1 EBADF (Bad file descriptor) [pid 5337] close(14) = -1 EBADF (Bad file descriptor) [pid 5337] close(15) = -1 EBADF (Bad file descriptor) [pid 5337] close(16) = -1 EBADF (Bad file descriptor) [pid 5337] close(17) = -1 EBADF (Bad file descriptor) [pid 5337] close(18) = -1 EBADF (Bad file descriptor) [pid 5337] close(19) = -1 EBADF (Bad file descriptor) [pid 5337] close(20) = -1 EBADF (Bad file descriptor) [pid 5337] close(21) = -1 EBADF (Bad file descriptor) [pid 5337] close(22) = -1 EBADF (Bad file descriptor) [pid 5337] close(23) = -1 EBADF (Bad file descriptor) [pid 5337] close(24) = -1 EBADF (Bad file descriptor) [pid 5337] close(25) = -1 EBADF (Bad file descriptor) [pid 5337] close(26) = -1 EBADF (Bad file descriptor) [pid 5337] close(27) = -1 EBADF (Bad file descriptor) [pid 5337] close(28) = -1 EBADF (Bad file descriptor) [pid 5337] close(29) = -1 EBADF (Bad file descriptor) [pid 5337] exit_group(0) = ? [pid 5337] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [pid 5263] umount2("./64", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./64/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./64/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./64/cgroup") = 0 [pid 5263] umount2("./64/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./64/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./64/cgroup.cpu") = 0 [pid 5263] umount2("./64/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./64/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./64/cgroup.net") = 0 [pid 5263] umount2("./64/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./64/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./64/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./64") = 0 [pid 5263] mkdir("./65", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5339 attached executing program [pid 5339] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 67 [pid 5339] <... set_robust_list resumed>) = 0 [pid 5339] chdir("./65") = 0 [pid 5339] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5339] setpgid(0, 0) = 0 [pid 5339] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5339] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5339] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5339] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5339] write(3, "1000", 4) = 4 [pid 5339] close(3) = 0 [pid 5339] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5339] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5339] write(1, "executing program\n", 18) = 18 [pid 5339] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5339] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5339] close(3) = 0 [pid 5339] close(4) = -1 EBADF (Bad file descriptor) [pid 5339] close(5) = -1 EBADF (Bad file descriptor) [pid 5339] close(6) = -1 EBADF (Bad file descriptor) [pid 5339] close(7) = -1 EBADF (Bad file descriptor) [pid 5339] close(8) = -1 EBADF (Bad file descriptor) [pid 5339] close(9) = -1 EBADF (Bad file descriptor) [pid 5339] close(10) = -1 EBADF (Bad file descriptor) [pid 5339] close(11) = -1 EBADF (Bad file descriptor) [pid 5339] close(12) = -1 EBADF (Bad file descriptor) [pid 5339] close(13) = -1 EBADF (Bad file descriptor) [pid 5339] close(14) = -1 EBADF (Bad file descriptor) [pid 5339] close(15) = -1 EBADF (Bad file descriptor) [pid 5339] close(16) = -1 EBADF (Bad file descriptor) [pid 5339] close(17) = -1 EBADF (Bad file descriptor) [pid 5339] close(18) = -1 EBADF (Bad file descriptor) [pid 5339] close(19) = -1 EBADF (Bad file descriptor) [pid 5339] close(20) = -1 EBADF (Bad file descriptor) [pid 5339] close(21) = -1 EBADF (Bad file descriptor) [pid 5339] close(22) = -1 EBADF (Bad file descriptor) [pid 5339] close(23) = -1 EBADF (Bad file descriptor) [pid 5339] close(24) = -1 EBADF (Bad file descriptor) [pid 5339] close(25) = -1 EBADF (Bad file descriptor) [pid 5339] close(26) = -1 EBADF (Bad file descriptor) [pid 5339] close(27) = -1 EBADF (Bad file descriptor) [pid 5339] close(28) = -1 EBADF (Bad file descriptor) [pid 5339] close(29) = -1 EBADF (Bad file descriptor) [pid 5339] exit_group(0) = ? [pid 5339] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./65", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./65/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./65/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./65/cgroup") = 0 [pid 5263] umount2("./65/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./65/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./65/cgroup.cpu") = 0 [pid 5263] umount2("./65/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./65/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./65/cgroup.net") = 0 [pid 5263] umount2("./65/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./65/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./65") = 0 [pid 5263] mkdir("./66", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5340 attached [pid 5340] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 68 [pid 5340] <... set_robust_list resumed>) = 0 [pid 5340] chdir("./66"executing program ) = 0 [pid 5340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5340] setpgid(0, 0) = 0 [pid 5340] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5340] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5340] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5340] write(3, "1000", 4) = 4 [pid 5340] close(3) = 0 [pid 5340] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5340] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5340] write(1, "executing program\n", 18) = 18 [pid 5340] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5340] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5340] close(3) = 0 [pid 5340] close(4) = -1 EBADF (Bad file descriptor) [pid 5340] close(5) = -1 EBADF (Bad file descriptor) [pid 5340] close(6) = -1 EBADF (Bad file descriptor) [pid 5340] close(7) = -1 EBADF (Bad file descriptor) [pid 5340] close(8) = -1 EBADF (Bad file descriptor) [pid 5340] close(9) = -1 EBADF (Bad file descriptor) [pid 5340] close(10) = -1 EBADF (Bad file descriptor) [pid 5340] close(11) = -1 EBADF (Bad file descriptor) [pid 5340] close(12) = -1 EBADF (Bad file descriptor) [pid 5340] close(13) = -1 EBADF (Bad file descriptor) [pid 5340] close(14) = -1 EBADF (Bad file descriptor) [pid 5340] close(15) = -1 EBADF (Bad file descriptor) [pid 5340] close(16) = -1 EBADF (Bad file descriptor) [pid 5340] close(17) = -1 EBADF (Bad file descriptor) [pid 5340] close(18) = -1 EBADF (Bad file descriptor) [pid 5340] close(19) = -1 EBADF (Bad file descriptor) [pid 5340] close(20) = -1 EBADF (Bad file descriptor) [pid 5340] close(21) = -1 EBADF (Bad file descriptor) [pid 5340] close(22) = -1 EBADF (Bad file descriptor) [pid 5340] close(23) = -1 EBADF (Bad file descriptor) [pid 5340] close(24) = -1 EBADF (Bad file descriptor) [pid 5340] close(25) = -1 EBADF (Bad file descriptor) [pid 5340] close(26) = -1 EBADF (Bad file descriptor) [pid 5340] close(27) = -1 EBADF (Bad file descriptor) [pid 5340] close(28) = -1 EBADF (Bad file descriptor) [pid 5340] close(29) = -1 EBADF (Bad file descriptor) [pid 5340] exit_group(0) = ? [pid 5340] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./66", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./66/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./66/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./66/cgroup") = 0 [pid 5263] umount2("./66/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./66/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./66/cgroup.cpu") = 0 [pid 5263] umount2("./66/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./66/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./66/cgroup.net") = 0 [pid 5263] umount2("./66/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./66/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./66/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./66") = 0 [pid 5263] mkdir("./67", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5341 attached [pid 5341] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 69 [pid 5341] <... set_robust_list resumed>) = 0 [pid 5341] chdir("./67") = 0 [pid 5341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5341] setpgid(0, 0) = 0 [pid 5341] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5341] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5341] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5341] write(3, "1000", 4) = 4 [pid 5341] close(3) = 0 [pid 5341] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5341] symlink("/dev/binderfs", "./binderfs") = 0 executing program [pid 5341] write(1, "executing program\n", 18) = 18 [pid 5341] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5341] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5341] close(3) = 0 [pid 5341] close(4) = -1 EBADF (Bad file descriptor) [pid 5341] close(5) = -1 EBADF (Bad file descriptor) [pid 5341] close(6) = -1 EBADF (Bad file descriptor) [pid 5341] close(7) = -1 EBADF (Bad file descriptor) [pid 5341] close(8) = -1 EBADF (Bad file descriptor) [pid 5341] close(9) = -1 EBADF (Bad file descriptor) [pid 5341] close(10) = -1 EBADF (Bad file descriptor) [pid 5341] close(11) = -1 EBADF (Bad file descriptor) [pid 5341] close(12) = -1 EBADF (Bad file descriptor) [pid 5341] close(13) = -1 EBADF (Bad file descriptor) [pid 5341] close(14) = -1 EBADF (Bad file descriptor) [pid 5341] close(15) = -1 EBADF (Bad file descriptor) [pid 5341] close(16) = -1 EBADF (Bad file descriptor) [pid 5341] close(17) = -1 EBADF (Bad file descriptor) [pid 5341] close(18) = -1 EBADF (Bad file descriptor) [pid 5341] close(19) = -1 EBADF (Bad file descriptor) [pid 5341] close(20) = -1 EBADF (Bad file descriptor) [pid 5341] close(21) = -1 EBADF (Bad file descriptor) [pid 5341] close(22) = -1 EBADF (Bad file descriptor) [pid 5341] close(23) = -1 EBADF (Bad file descriptor) [pid 5341] close(24) = -1 EBADF (Bad file descriptor) [pid 5341] close(25) = -1 EBADF (Bad file descriptor) [pid 5341] close(26) = -1 EBADF (Bad file descriptor) [pid 5341] close(27) = -1 EBADF (Bad file descriptor) [pid 5341] close(28) = -1 EBADF (Bad file descriptor) [pid 5341] close(29) = -1 EBADF (Bad file descriptor) [pid 5341] exit_group(0) = ? [pid 5341] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./67", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./67/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./67/cgroup", executing program {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./67/cgroup") = 0 [pid 5263] umount2("./67/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./67/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./67/cgroup.cpu") = 0 [pid 5263] umount2("./67/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./67/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./67/cgroup.net") = 0 [pid 5263] umount2("./67/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./67/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./67/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./67") = 0 [pid 5263] mkdir("./68", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5342 attached [pid 5342] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 70 [pid 5342] <... set_robust_list resumed>) = 0 [pid 5342] chdir("./68") = 0 [pid 5342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5342] setpgid(0, 0) = 0 [pid 5342] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5342] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5342] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5342] write(3, "1000", 4) = 4 [pid 5342] close(3) = 0 [pid 5342] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5342] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5342] write(1, "executing program\n", 18) = 18 [pid 5342] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5342] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5342] close(3) = 0 [pid 5342] close(4) = -1 EBADF (Bad file descriptor) [pid 5342] close(5) = -1 EBADF (Bad file descriptor) [pid 5342] close(6) = -1 EBADF (Bad file descriptor) [pid 5342] close(7) = -1 EBADF (Bad file descriptor) [pid 5342] close(8) = -1 EBADF (Bad file descriptor) [pid 5342] close(9) = -1 EBADF (Bad file descriptor) [pid 5342] close(10) = -1 EBADF (Bad file descriptor) [pid 5342] close(11) = -1 EBADF (Bad file descriptor) [pid 5342] close(12) = -1 EBADF (Bad file descriptor) [pid 5342] close(13) = -1 EBADF (Bad file descriptor) [pid 5342] close(14) = -1 EBADF (Bad file descriptor) [pid 5342] close(15) = -1 EBADF (Bad file descriptor) [pid 5342] close(16) = -1 EBADF (Bad file descriptor) [pid 5342] close(17) = -1 EBADF (Bad file descriptor) [pid 5342] close(18) = -1 EBADF (Bad file descriptor) [pid 5342] close(19) = -1 EBADF (Bad file descriptor) [pid 5342] close(20) = -1 EBADF (Bad file descriptor) [pid 5342] close(21) = -1 EBADF (Bad file descriptor) [pid 5342] close(22) = -1 EBADF (Bad file descriptor) [pid 5342] close(23) = -1 EBADF (Bad file descriptor) [pid 5342] close(24) = -1 EBADF (Bad file descriptor) [pid 5342] close(25) = -1 EBADF (Bad file descriptor) [pid 5342] close(26) = -1 EBADF (Bad file descriptor) [pid 5342] close(27) = -1 EBADF (Bad file descriptor) [pid 5342] close(28) = -1 EBADF (Bad file descriptor) [pid 5342] close(29) = -1 EBADF (Bad file descriptor) [pid 5342] exit_group(0) = ? [pid 5342] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./68", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./68/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./68/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./68/cgroup") = 0 [pid 5263] umount2("./68/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./68/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./68/cgroup.cpu") = 0 [pid 5263] umount2("./68/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./68/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./68/cgroup.net") = 0 [pid 5263] umount2("./68/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./68/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./68/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./68") = 0 [pid 5263] mkdir("./69", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5343 attached [pid 5343] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 71 [pid 5343] <... set_robust_list resumed>) = 0 [pid 5343] chdir("./69") = 0 [pid 5343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5343] setpgid(0, 0) = 0 [pid 5343] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [ 306.506108][ C1] net_ratelimit: 23661 callbacks suppressed [ 306.506131][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 306.506422][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 306.513757][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 306.524242][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 306.536315][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 306.548285][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 306.561560][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 306.572004][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 306.584036][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 306.595904][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [pid 5343] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu"executing program ) = 0 [pid 5343] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5343] write(3, "1000", 4) = 4 [pid 5343] close(3) = 0 [pid 5343] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5343] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5343] write(1, "executing program\n", 18) = 18 [pid 5343] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5343] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5343] close(3) = 0 [pid 5343] close(4) = -1 EBADF (Bad file descriptor) [pid 5343] close(5) = -1 EBADF (Bad file descriptor) [pid 5343] close(6) = -1 EBADF (Bad file descriptor) [pid 5343] close(7) = -1 EBADF (Bad file descriptor) [pid 5343] close(8) = -1 EBADF (Bad file descriptor) [pid 5343] close(9) = -1 EBADF (Bad file descriptor) [pid 5343] close(10) = -1 EBADF (Bad file descriptor) [pid 5343] close(11) = -1 EBADF (Bad file descriptor) [pid 5343] close(12) = -1 EBADF (Bad file descriptor) [pid 5343] close(13) = -1 EBADF (Bad file descriptor) [pid 5343] close(14) = -1 EBADF (Bad file descriptor) [pid 5343] close(15) = -1 EBADF (Bad file descriptor) [pid 5343] close(16) = -1 EBADF (Bad file descriptor) [pid 5343] close(17) = -1 EBADF (Bad file descriptor) [pid 5343] close(18) = -1 EBADF (Bad file descriptor) [pid 5343] close(19) = -1 EBADF (Bad file descriptor) [pid 5343] close(20) = -1 EBADF (Bad file descriptor) [pid 5343] close(21) = -1 EBADF (Bad file descriptor) [pid 5343] close(22) = -1 EBADF (Bad file descriptor) [pid 5343] close(23) = -1 EBADF (Bad file descriptor) [pid 5343] close(24) = -1 EBADF (Bad file descriptor) [pid 5343] close(25) = -1 EBADF (Bad file descriptor) [pid 5343] close(26) = -1 EBADF (Bad file descriptor) [pid 5343] close(27) = -1 EBADF (Bad file descriptor) [pid 5343] close(28) = -1 EBADF (Bad file descriptor) [pid 5343] close(29) = -1 EBADF (Bad file descriptor) [pid 5343] exit_group(0) = ? [pid 5343] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./69", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./69/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./69/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./69/cgroup") = 0 [pid 5263] umount2("./69/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./69/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./69/cgroup.cpu") = 0 [pid 5263] umount2("./69/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./69/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./69/cgroup.net") = 0 [pid 5263] umount2("./69/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./69/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./69/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./69") = 0 [pid 5263] mkdir("./70", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5344 attached [pid 5344] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 72 [pid 5344] <... set_robust_list resumed>) = 0 [pid 5344] chdir("./70") = 0 [pid 5344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5344] setpgid(0, 0) = 0 [pid 5344] symlink("/syzcgroup/unified/syz0", "./cgroup"executing program ) = 0 [pid 5344] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5344] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5344] write(3, "1000", 4) = 4 [pid 5344] close(3) = 0 [pid 5344] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5344] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5344] write(1, "executing program\n", 18) = 18 [pid 5344] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5344] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5344] close(3) = 0 [pid 5344] close(4) = -1 EBADF (Bad file descriptor) [pid 5344] close(5) = -1 EBADF (Bad file descriptor) [pid 5344] close(6) = -1 EBADF (Bad file descriptor) [pid 5344] close(7) = -1 EBADF (Bad file descriptor) [pid 5344] close(8) = -1 EBADF (Bad file descriptor) [pid 5344] close(9) = -1 EBADF (Bad file descriptor) [pid 5344] close(10) = -1 EBADF (Bad file descriptor) [pid 5344] close(11) = -1 EBADF (Bad file descriptor) [pid 5344] close(12) = -1 EBADF (Bad file descriptor) [pid 5344] close(13) = -1 EBADF (Bad file descriptor) [pid 5344] close(14) = -1 EBADF (Bad file descriptor) [pid 5344] close(15) = -1 EBADF (Bad file descriptor) [pid 5344] close(16) = -1 EBADF (Bad file descriptor) [pid 5344] close(17) = -1 EBADF (Bad file descriptor) [pid 5344] close(18) = -1 EBADF (Bad file descriptor) [pid 5344] close(19) = -1 EBADF (Bad file descriptor) [pid 5344] close(20) = -1 EBADF (Bad file descriptor) [pid 5344] close(21) = -1 EBADF (Bad file descriptor) [pid 5344] close(22) = -1 EBADF (Bad file descriptor) [pid 5344] close(23) = -1 EBADF (Bad file descriptor) [pid 5344] close(24) = -1 EBADF (Bad file descriptor) [pid 5344] close(25) = -1 EBADF (Bad file descriptor) [pid 5344] close(26) = -1 EBADF (Bad file descriptor) [pid 5344] close(27) = -1 EBADF (Bad file descriptor) [pid 5344] close(28) = -1 EBADF (Bad file descriptor) [pid 5344] close(29) = -1 EBADF (Bad file descriptor) [pid 5344] exit_group(0) = ? [pid 5344] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] umount2("./70", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./70/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./70/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./70/cgroup") = 0 [pid 5263] umount2("./70/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./70/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./70/cgroup.cpu") = 0 [pid 5263] umount2("./70/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./70/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./70/cgroup.net") = 0 [pid 5263] umount2("./70/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./70/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./70/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./70") = 0 [pid 5263] mkdir("./71", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5345 attached [pid 5345] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 73 [pid 5345] <... set_robust_list resumed>) = 0 [pid 5345] chdir("./71") = 0 [pid 5345] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5345] setpgid(0, 0) = 0 [pid 5345] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5345] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5345] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5345] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 5345] write(3, "1000", 4) = 4 [pid 5345] close(3) = 0 [pid 5345] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5345] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5345] write(1, "executing program\n", 18) = 18 [pid 5345] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5345] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5345] close(3) = 0 [pid 5345] close(4) = -1 EBADF (Bad file descriptor) [pid 5345] close(5) = -1 EBADF (Bad file descriptor) [pid 5345] close(6) = -1 EBADF (Bad file descriptor) [pid 5345] close(7) = -1 EBADF (Bad file descriptor) [pid 5345] close(8) = -1 EBADF (Bad file descriptor) [pid 5345] close(9) = -1 EBADF (Bad file descriptor) [pid 5345] close(10) = -1 EBADF (Bad file descriptor) [pid 5345] close(11) = -1 EBADF (Bad file descriptor) [pid 5345] close(12) = -1 EBADF (Bad file descriptor) [pid 5345] close(13) = -1 EBADF (Bad file descriptor) [pid 5345] close(14) = -1 EBADF (Bad file descriptor) [pid 5345] close(15) = -1 EBADF (Bad file descriptor) [pid 5345] close(16) = -1 EBADF (Bad file descriptor) [pid 5345] close(17) = -1 EBADF (Bad file descriptor) [pid 5345] close(18) = -1 EBADF (Bad file descriptor) [pid 5345] close(19) = -1 EBADF (Bad file descriptor) [pid 5345] close(20) = -1 EBADF (Bad file descriptor) [pid 5345] close(21) = -1 EBADF (Bad file descriptor) [pid 5345] close(22) = -1 EBADF (Bad file descriptor) [pid 5345] close(23) = -1 EBADF (Bad file descriptor) [pid 5345] close(24) = -1 EBADF (Bad file descriptor) [pid 5345] close(25) = -1 EBADF (Bad file descriptor) [pid 5345] close(26) = -1 EBADF (Bad file descriptor) [pid 5345] close(27) = -1 EBADF (Bad file descriptor) [pid 5345] close(28) = -1 EBADF (Bad file descriptor) [pid 5345] close(29) = -1 EBADF (Bad file descriptor) [pid 5345] exit_group(0) = ? [pid 5345] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5263] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5263] umount2("./71", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./71/cgroup", MNT_FORCE|UMOUNT_NOFOLLOWexecuting program ) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./71/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./71/cgroup") = 0 [pid 5263] umount2("./71/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./71/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./71/cgroup.cpu") = 0 [pid 5263] umount2("./71/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./71/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./71/cgroup.net") = 0 [pid 5263] umount2("./71/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./71/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./71/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./71") = 0 [pid 5263] mkdir("./72", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5346 attached [pid 5346] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 74 [pid 5346] <... set_robust_list resumed>) = 0 [pid 5346] chdir("./72") = 0 [pid 5346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5346] setpgid(0, 0) = 0 [pid 5346] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5346] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 5346] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 5346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5346] write(3, "1000", 4) = 4 [pid 5346] close(3) = 0 [pid 5346] read(200, 0x7ffc8f219ea0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5346] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5346] write(1, "executing program\n", 18) = 18 [pid 5346] socket(AF_UNIX, SOCK_SEQPACKET, 0) = 3 [pid 5346] ioctl(3, SIOCDEVPRIVATE, 0x20000080) = -1 EBUSY (Device or resource busy) [pid 5346] close(3) = 0 [pid 5346] close(4) = -1 EBADF (Bad file descriptor) [pid 5346] close(5) = -1 EBADF (Bad file descriptor) [pid 5346] close(6) = -1 EBADF (Bad file descriptor) [pid 5346] close(7) = -1 EBADF (Bad file descriptor) [pid 5346] close(8) = -1 EBADF (Bad file descriptor) [pid 5346] close(9) = -1 EBADF (Bad file descriptor) [pid 5346] close(10) = -1 EBADF (Bad file descriptor) [pid 5346] close(11) = -1 EBADF (Bad file descriptor) [pid 5346] close(12) = -1 EBADF (Bad file descriptor) [pid 5346] close(13) = -1 EBADF (Bad file descriptor) [pid 5346] close(14) = -1 EBADF (Bad file descriptor) [pid 5346] close(15) = -1 EBADF (Bad file descriptor) [pid 5346] close(16) = -1 EBADF (Bad file descriptor) [pid 5346] close(17) = -1 EBADF (Bad file descriptor) [pid 5346] close(18) = -1 EBADF (Bad file descriptor) [pid 5346] close(19) = -1 EBADF (Bad file descriptor) [pid 5346] close(20) = -1 EBADF (Bad file descriptor) [pid 5346] close(21) = -1 EBADF (Bad file descriptor) [pid 5346] close(22) = -1 EBADF (Bad file descriptor) [pid 5346] close(23) = -1 EBADF (Bad file descriptor) [pid 5346] close(24) = -1 EBADF (Bad file descriptor) [pid 5346] close(25) = -1 EBADF (Bad file descriptor) [pid 5346] close(26) = -1 EBADF (Bad file descriptor) [pid 5346] close(27) = -1 EBADF (Bad file descriptor) [pid 5346] close(28) = -1 EBADF (Bad file descriptor) [pid 5346] close(29) = -1 EBADF (Bad file descriptor) [pid 5346] exit_group(0) = ? [pid 5346] +++ exited with 0 +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5263] umount2("./72", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=120, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 6 entries */, 32768) = 176 [pid 5263] umount2("./72/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./72/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./72/cgroup") = 0 [pid 5263] umount2("./72/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./72/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./72/cgroup.cpu") = 0 [ 311.516163][ C0] net_ratelimit: 24782 callbacks suppressed [ 311.516186][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 311.516778][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 311.522408][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 311.534390][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 311.546287][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 311.559567][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 311.570294][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [pid 5263] umount2("./72/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./72/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./72/cgroup.net") = 0 [pid 5263] umount2("./72/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5263] unlink("./72/binderfs") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [pid 5263] rmdir("./72") = 0 [pid 5263] mkdir("./73", 0777) = 0 [pid 5263] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5347 attached [pid 5347] set_robust_list(0x5555572b9660, 24 [pid 5263] <... clone resumed>, child_tidptr=0x5555572b9650) = 75 [pid 5347] <... set_robust_list resumed>) = 0 [pid 5347] chdir("./73") = 0 [pid 5347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 311.582132][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 311.594020][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 311.607359][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [pid 5347] setpgid(0, 0) = 0 [pid 5347] symlink("/syzcgroup/unified/syz0", "./cgroup") = 0 [pid 5263] kill(-75, SIGKILL) = 0 [pid 5263] kill(75, SIGKILL) = 0 [pid 5347] +++ killed by SIGKILL +++ [pid 5263] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=75, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5263] restart_syscall(<... resuming interrupted kill ...>) = 0 [pid 5263] umount2("./73", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5263] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5263] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=60, ...}, AT_EMPTY_PATH) = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 3 entries */, 32768) = 80 [pid 5263] umount2("./73/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 316.526292][ C0] net_ratelimit: 23365 callbacks suppressed [ 316.526316][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 316.526913][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 316.532585][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 316.544648][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 316.556618][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 316.569882][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 316.580391][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 316.592383][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 316.604284][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 316.617596][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [pid 5263] newfstatat(AT_FDCWD, "./73/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 321.535997][ C1] net_ratelimit: 25145 callbacks suppressed [ 321.536020][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 321.536028][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 321.536335][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 321.542234][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 321.554088][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 321.567335][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 321.578228][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 321.590093][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 321.601976][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 321.615237][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 326.546113][ C0] net_ratelimit: 25968 callbacks suppressed [ 326.546135][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 326.547009][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 326.552404][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 326.564612][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 326.576175][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 326.588173][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 326.600154][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 326.612925][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 326.623850][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 326.636270][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 331.556124][ C0] net_ratelimit: 25676 callbacks suppressed [ 331.556147][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 331.556758][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 331.562384][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 331.574334][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 331.586256][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 331.599401][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 331.610170][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [pid 5263] unlink("./73/cgroup") = 0 [pid 5263] getdents64(3, 0x5555572ba6f0 /* 0 entries */, 32768) = 0 [pid 5263] close(3) = 0 [ 331.623252][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 331.634142][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 331.646221][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [pid 5263] rmdir("./73") = 0 [ 336.566214][ C0] net_ratelimit: 25588 callbacks suppressed [ 336.566237][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 336.566593][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 336.572457][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 336.585231][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 336.596456][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 336.608482][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 336.620373][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 336.633172][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 336.644354][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 336.656984][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 341.576181][ C0] net_ratelimit: 26077 callbacks suppressed [ 341.576204][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 341.576566][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 341.582413][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 341.595332][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 341.606383][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 341.618405][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 341.630435][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 341.643203][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 341.654185][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 341.666987][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 346.586105][ C0] net_ratelimit: 26386 callbacks suppressed [ 346.586129][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 346.586397][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 346.592288][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 346.605266][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 346.616344][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 346.628283][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 346.640168][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 346.653087][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 346.664198][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 346.676864][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 351.595988][ C0] net_ratelimit: 26135 callbacks suppressed [ 351.596013][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 351.596743][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 351.602150][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 351.615026][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 351.626301][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 351.638174][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 351.650083][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 351.662988][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 351.674103][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 351.686891][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 356.606210][ C0] net_ratelimit: 25941 callbacks suppressed [ 356.606234][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 356.606817][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 356.612423][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 356.625380][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 356.636550][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 356.648377][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 356.660279][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 356.673205][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 356.684321][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 356.697089][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 361.616187][ C0] net_ratelimit: 26146 callbacks suppressed [ 361.616212][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 361.616407][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 361.622405][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 361.635241][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 361.646375][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 361.658644][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 361.670553][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 361.683533][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 361.694449][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 361.707307][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.625963][ C1] net_ratelimit: 26056 callbacks suppressed [ 366.625988][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.626107][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 366.633063][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.644156][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 366.656933][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.667983][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 366.680023][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.692005][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 366.704750][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 366.715748][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 371.636093][ C0] net_ratelimit: 26293 callbacks suppressed [ 371.636116][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 371.636166][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 371.642308][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 371.655088][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 371.666242][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 371.678274][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 371.690167][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 371.702994][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 371.714053][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 371.726887][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.646049][ C1] net_ratelimit: 26080 callbacks suppressed [ 376.646072][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.646260][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 376.653114][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.664198][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 376.676957][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.688162][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 376.700166][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.712204][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 376.725083][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 376.736014][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 381.656039][ C0] net_ratelimit: 26421 callbacks suppressed [ 381.656062][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 381.656148][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 381.662282][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 381.675178][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 381.686204][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 381.699069][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 381.710216][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 381.722064][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 381.733917][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 381.746832][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 386.666038][ C0] net_ratelimit: 26151 callbacks suppressed [ 386.666061][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 386.666334][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 386.672329][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 386.684983][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 386.696171][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 386.708096][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 386.720108][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 386.732886][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 386.743915][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 386.756751][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 391.675999][ C0] net_ratelimit: 26559 callbacks suppressed [ 391.676023][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 391.676205][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 391.682225][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 391.694486][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 391.706142][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 391.718175][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 391.730157][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 391.742871][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 391.753948][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 391.766520][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 396.685971][ C0] net_ratelimit: 26958 callbacks suppressed [ 396.685994][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 396.686314][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 396.692247][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 396.704843][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 396.716209][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 396.728538][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 396.740285][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 396.752320][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 396.764211][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 396.777124][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 401.696086][ C0] net_ratelimit: 27401 callbacks suppressed [ 401.696111][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 401.697228][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 401.702381][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 401.714875][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 401.726168][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 401.738459][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 401.750160][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 401.761996][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 401.773899][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 401.787361][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 406.706226][ C0] net_ratelimit: 26177 callbacks suppressed [ 406.706250][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 406.706382][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 406.712388][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 406.725680][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 406.736722][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 406.748816][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 406.760431][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 406.772498][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 406.784571][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 406.797982][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 411.716055][ C0] net_ratelimit: 26260 callbacks suppressed [ 411.716078][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 411.716789][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 411.722387][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 411.735054][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 411.746445][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 411.758654][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 411.770336][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 411.782401][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 411.794327][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 411.807664][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 416.725994][ C0] net_ratelimit: 26193 callbacks suppressed [ 416.726017][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 416.726075][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 416.732290][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 416.745562][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 416.756083][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 416.768762][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 416.780164][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 416.792174][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 416.803861][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 416.815888][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 421.736132][ C0] net_ratelimit: 26071 callbacks suppressed [ 421.736155][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 421.737017][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 421.742383][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 421.754844][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 421.766177][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 421.778458][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 421.790187][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 421.802063][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 421.813924][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 421.827367][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 426.745998][ C0] net_ratelimit: 25781 callbacks suppressed [ 426.746020][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 426.746846][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 426.752206][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 426.764802][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 426.776159][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 426.788389][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 426.800198][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 426.812038][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 426.823904][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 426.837403][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.755955][ C0] net_ratelimit: 26323 callbacks suppressed [ 431.755979][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 431.755982][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.757630][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.762177][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 431.774807][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.786176][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 431.798331][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.810092][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 431.822011][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 431.833986][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.765955][ C0] net_ratelimit: 25897 callbacks suppressed [ 436.765979][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.766226][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 436.772218][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.784115][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 436.795998][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.809307][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 436.819958][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.832371][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 436.843698][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 436.855967][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 437.135912][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 437.142932][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5256/2:b..l [ 437.151134][ C1] rcu: (detected by 1, t=10503 jiffies, g=11157, q=145 ncpus=2) [ 437.158914][ C1] task:sshd state:R running task stack:20784 pid:5256 tgid:5256 ppid:4981 flags:0x00000002 [ 437.171386][ C1] Call Trace: [ 437.174705][ C1] [ 437.177669][ C1] __schedule+0x1895/0x4b30 [ 437.182311][ C1] ? start_xmit+0x16f1/0x22e0 [ 437.187037][ C1] ? __pfx___schedule+0x10/0x10 [ 437.191948][ C1] ? preempt_schedule+0xe1/0xf0 [ 437.196848][ C1] preempt_schedule_common+0x84/0xd0 [ 437.202176][ C1] preempt_schedule+0xe1/0xf0 [ 437.206891][ C1] ? __pfx_preempt_schedule+0x10/0x10 [ 437.212309][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 437.218334][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 437.224707][ C1] preempt_schedule_thunk+0x1a/0x30 [ 437.229944][ C1] ? mark_lock+0x9a/0x360 [ 437.234306][ C1] __local_bh_enable_ip+0x179/0x200 [ 437.239563][ C1] ? __dev_queue_xmit+0x2da/0x3f30 [ 437.244778][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 437.250547][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 437.255798][ C1] ? __dev_queue_xmit+0x2da/0x3f30 [ 437.260952][ C1] __dev_queue_xmit+0x1758/0x3f30 [ 437.266034][ C1] ? __dev_queue_xmit+0x2da/0x3f30 [ 437.271191][ C1] ? __lock_acquire+0x1384/0x2050 [ 437.276273][ C1] ? __pfx___dev_queue_xmit+0x10/0x10 [ 437.281707][ C1] ? mark_lock+0x9a/0x360 [ 437.286075][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 437.292135][ C1] ? ip_finish_output2+0xa14/0x1390 [ 437.297423][ C1] ? ip_finish_output2+0x45f/0x1390 [ 437.302663][ C1] ip_finish_output2+0xd41/0x1390 [ 437.307730][ C1] ? ip_finish_output2+0x45f/0x1390 [ 437.312975][ C1] ? __pfx_ip_finish_output2+0x10/0x10 [ 437.318470][ C1] ? ip_skb_dst_mtu+0x6ba/0x9b0 [ 437.323359][ C1] ? __ip_finish_output+0x349/0x400 [ 437.328594][ C1] __ip_queue_xmit+0x118c/0x1b80 [ 437.333565][ C1] ? __pfx___tcp_select_window+0x10/0x10 [ 437.339307][ C1] ? __ip_queue_xmit+0x5f/0x1b80 [ 437.344274][ C1] ? __pfx_ip_queue_xmit+0x10/0x10 [ 437.349418][ C1] __tcp_transmit_skb+0x2544/0x3b30 [ 437.354688][ C1] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 437.360276][ C1] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 437.366560][ C1] ? __pfx_seqcount_lockdep_reader_access+0x10/0x10 [ 437.373205][ C1] ? ktime_get+0x3c/0xb0 [ 437.377494][ C1] ? read_tsc+0x9/0x20 [ 437.381606][ C1] ? tcp_small_queue_check+0x206/0x410 [ 437.387111][ C1] tcp_write_xmit+0x17b5/0x6bf0 [ 437.392025][ C1] ? __alloc_skb+0x2d5/0x440 [ 437.396711][ C1] ? __virt_addr_valid+0x183/0x530 [ 437.401861][ C1] __tcp_push_pending_frames+0x9b/0x360 [ 437.407452][ C1] tcp_sendmsg_locked+0x44d6/0x4f30 [ 437.412727][ C1] ? mark_lock+0x9a/0x360 [ 437.417134][ C1] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 437.422721][ C1] ? tcp_sendmsg+0x22/0x50 [ 437.427171][ C1] ? do_raw_spin_unlock+0x13c/0x8b0 [ 437.432435][ C1] tcp_sendmsg+0x30/0x50 [ 437.436716][ C1] __sock_sendmsg+0x1a6/0x270 [ 437.441511][ C1] sock_write_iter+0x2d7/0x3f0 [ 437.446378][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 437.451727][ C1] ? bpf_lsm_file_permission+0x9/0x10 [ 437.457135][ C1] ? security_file_permission+0x74/0x280 [ 437.462820][ C1] vfs_write+0xa6d/0xc90 [ 437.467104][ C1] ? __pfx_sock_write_iter+0x10/0x10 [ 437.472429][ C1] ? __pfx_vfs_write+0x10/0x10 [ 437.477241][ C1] ? _copy_to_user+0x86/0xb0 [ 437.481872][ C1] ? fdget_pos+0x19a/0x320 [ 437.486327][ C1] ksys_write+0x183/0x2b0 [ 437.490692][ C1] ? __pfx_ksys_write+0x10/0x10 [ 437.495582][ C1] ? do_syscall_64+0x100/0x230 [ 437.500469][ C1] ? do_syscall_64+0xb6/0x230 [ 437.505191][ C1] do_syscall_64+0xf3/0x230 [ 437.509732][ C1] ? clear_bhb_loop+0x35/0x90 [ 437.514512][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 437.520458][ C1] RIP: 0033:0x7f8d21316bf2 [ 437.524908][ C1] RSP: 002b:00007ffd166fe428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 437.533352][ C1] RAX: ffffffffffffffda RBX: 000000000000005c RCX: 00007f8d21316bf2 [ 437.541350][ C1] RDX: 000000000000005c RSI: 00005635e0e3e4b0 RDI: 0000000000000004 [ 437.549357][ C1] RBP: 00005635e0e29220 R08: 0000000000000000 R09: 0000000000000000 [ 437.557363][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00005635ae0b3aa4 [ 437.565362][ C1] R13: 000000000000014b R14: 00005635ae0b43e8 R15: 00007ffd166fe498 [ 437.573382][ C1] [ 437.576445][ C1] rcu: rcu_preempt kthread starved for 10511 jiffies! g11157 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 437.587675][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 437.597680][ C1] rcu: RCU grace-period kthread stack dump: [ 437.603598][ C1] task:rcu_preempt state:R running task stack:24080 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 437.615419][ C1] Call Trace: [ 437.618727][ C1] [ 437.621689][ C1] __schedule+0x1895/0x4b30 [ 437.626251][ C1] ? __pfx___schedule+0x10/0x10 [ 437.631147][ C1] ? __pfx_lock_release+0x10/0x10 [ 437.636214][ C1] ? __asan_memset+0x23/0x50 [ 437.640852][ C1] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 437.646705][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 437.653088][ C1] ? schedule+0x90/0x320 [ 437.657363][ C1] schedule+0x14b/0x320 [ 437.661554][ C1] schedule_timeout+0x1be/0x310 [ 437.666531][ C1] ? __pfx_schedule_timeout+0x10/0x10 [ 437.671961][ C1] ? __pfx_process_timeout+0x10/0x10 [ 437.677300][ C1] ? prepare_to_swait_event+0x330/0x350 [ 437.682887][ C1] rcu_gp_fqs_loop+0x2df/0x1330 [ 437.687770][ C1] ? lockdep_hardirqs_on+0x99/0x150 [ 437.693010][ C1] ? rcu_gp_init+0x1256/0x1630 [ 437.697810][ C1] ? __pfx_rcu_gp_init+0x10/0x10 [ 437.702776][ C1] ? __pfx_rcu_watching_snap_recheck+0x10/0x10 [ 437.708965][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 437.714282][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 437.720219][ C1] ? finish_swait+0xd4/0x1e0 [ 437.724851][ C1] rcu_gp_kthread+0xa7/0x3b0 [ 437.729473][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 437.734699][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 437.740631][ C1] ? __kthread_parkme+0x169/0x1d0 [ 437.745700][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 437.750931][ C1] kthread+0x2f0/0x390 [ 437.755027][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 437.760253][ C1] ? __pfx_kthread+0x10/0x10 [ 437.764875][ C1] ret_from_fork+0x4b/0x80 [ 437.769333][ C1] ? __pfx_kthread+0x10/0x10 [ 437.773974][ C1] ret_from_fork_asm+0x1a/0x30 [ 437.778790][ C1] [ 437.781856][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 437.788204][ C1] Sending NMI from CPU 1 to CPUs 0: [ 437.793459][ C0] NMI backtrace for cpu 0 [ 437.793486][ C0] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-rc2-syzkaller-00631-g6d858708d465 #0 [ 437.793506][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 437.793516][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 [ 437.793553][ C0] Code: 89 fb e8 23 00 00 00 48 8b 3d 04 3b 9d 0c 48 89 de 5b e9 c3 c7 5d 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 00 d8 03 00 65 8b 15 a0 f0 [ 437.793571][ C0] RSP: 0018:ffffc900001560e0 EFLAGS: 00000202 [ 437.793588][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffff88801ceb5a00 [ 437.793600][ C0] RDX: ffff88801ceb5a00 RSI: 0000000000000001 RDI: 0000000000000000 [ 437.793612][ C0] RBP: 0000000000000035 R08: ffffffff8a698020 R09: ffffc90000156450 [ 437.793624][ C0] R10: ffffc90000156440 R11: fffff5200002ac56 R12: dffffc0000000000 [ 437.793638][ C0] R13: 0000000000000003 R14: ffff88807dd268b8 R15: 0000000000000001 [ 437.793649][ C0] FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 437.793664][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 437.793676][ C0] CR2: 00007ffc8f218fd8 CR3: 0000000031a4a000 CR4: 00000000003526f0 [ 437.793691][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 437.793701][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 437.793712][ C0] Call Trace: [ 437.793718][ C0] [ 437.793726][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 437.793823][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 437.793851][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 437.793877][ C0] ? nmi_handle+0x2a/0x5a0 [ 437.793903][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 437.793927][ C0] ? nmi_handle+0x14f/0x5a0 [ 437.793945][ C0] ? nmi_handle+0x2a/0x5a0 [ 437.793963][ C0] ? __pfx___sanitizer_cov_trace_pc+0x10/0x10 [ 437.793986][ C0] ? default_do_nmi+0x63/0x160 [ 437.794013][ C0] ? exc_nmi+0x123/0x1f0 [ 437.794039][ C0] ? end_repeat_nmi+0xf/0x53 [ 437.794118][ C0] ? rt6_score_route+0xa0/0x380 [ 437.794196][ C0] ? __pfx___sanitizer_cov_trace_pc+0x10/0x10 [ 437.794221][ C0] ? __pfx___sanitizer_cov_trace_pc+0x10/0x10 [ 437.794245][ C0] ? __pfx___sanitizer_cov_trace_pc+0x10/0x10 [ 437.794268][ C0] [ 437.794274][ C0] [ 437.794280][ C0] rt6_score_route+0x183/0x380 [ 437.794305][ C0] find_match+0x1cb/0xc10 [ 437.794348][ C0] __find_rr_leaf+0x275/0x8e0 [ 437.794375][ C0] ? __pfx___find_rr_leaf+0x10/0x10 [ 437.794396][ C0] ? __pfx_fib6_node_lookup+0x10/0x10 [ 437.794428][ C0] fib6_table_lookup+0x413/0xbb0 [ 437.794463][ C0] ? __pfx_fib6_table_lookup+0x10/0x10 [ 437.794493][ C0] ip6_pol_route+0x273/0x15d0 [ 437.794519][ C0] ? ip6_pol_route+0x198/0x15d0 [ 437.794544][ C0] ? __pfx_ip6_pol_route+0x10/0x10 [ 437.794577][ C0] fib6_rule_lookup+0x58c/0x790 [ 437.794619][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 437.794668][ C0] ? __pfx_ip6_pol_route_input+0x10/0x10 [ 437.794694][ C0] ? __pfx_fib6_rule_lookup+0x10/0x10 [ 437.794722][ C0] ? NF_HOOK+0x9f/0x460 [ 437.794756][ C0] ? __pfx_lock_release+0x10/0x10 [ 437.794786][ C0] ip6_route_input+0x859/0xd90 [ 437.794809][ C0] ? mark_lock+0x9a/0x360 [ 437.794831][ C0] ? __pfx_ip6_route_input+0x10/0x10 [ 437.794869][ C0] ? ip6_rcv_finish_core+0x20f/0x410 [ 437.794907][ C0] ip6_rcv_finish+0x144/0x180 [ 437.794926][ C0] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 437.794946][ C0] ip_sabotage_in+0x203/0x290 [ 437.794968][ C0] ? __pfx_ip_sabotage_in+0x10/0x10 [ 437.794988][ C0] nf_hook_slow+0xc3/0x220 [ 437.795050][ C0] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 437.795074][ C0] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 437.795093][ C0] NF_HOOK+0x29e/0x450 [ 437.795111][ C0] ? skb_orphan+0xae/0xd0 [ 437.795133][ C0] ? NF_HOOK+0x9a/0x450 [ 437.795151][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 437.795172][ C0] ? __pfx_ip6_rcv_finish+0x10/0x10 [ 437.795194][ C0] ? __pfx_ipv6_rcv+0x10/0x10 [ 437.795214][ C0] __netif_receive_skb+0x1ea/0x650 [ 437.795256][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 437.795283][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 437.795313][ C0] ? netif_receive_skb+0x131/0x890 [ 437.795336][ C0] ? netif_receive_skb+0x131/0x890 [ 437.795359][ C0] netif_receive_skb+0x1e8/0x890 [ 437.795382][ C0] ? __pfx_lock_release+0x10/0x10 [ 437.795406][ C0] ? NF_HOOK+0x9f/0x460 [ 437.795424][ C0] ? __pfx_netif_receive_skb+0x10/0x10 [ 437.795450][ C0] ? br_netif_receive_skb+0x130/0x1a0 [ 437.795474][ C0] NF_HOOK+0x9e/0x400 [ 437.795494][ C0] ? __pfx_br_netif_receive_skb+0x10/0x10 [ 437.795516][ C0] ? NF_HOOK+0xfc/0x400 [ 437.795536][ C0] ? __pfx_NF_HOOK+0x10/0x10 [ 437.795558][ C0] ? __pfx_br_netif_receive_skb+0x10/0x10 [ 437.795583][ C0] ? br_pass_frame_up+0x297/0x430 [ 437.795606][ C0] br_handle_frame_finish+0x18ed/0x1fe0 [ 437.795636][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 437.795662][ C0] ? get_usage_chars+0xd0/0x200 [ 437.795690][ C0] ? nf_hook_slow+0x175/0x220 [ 437.795715][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 437.795737][ C0] br_nf_hook_thresh+0x472/0x590 [ 437.795762][ C0] ? __pfx_br_nf_hook_thresh+0x10/0x10 [ 437.795783][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 437.795818][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 437.795845][ C0] ? skb_push+0x97/0x100 [ 437.795892][ C0] br_nf_pre_routing_finish_ipv6+0xaa0/0xdd0 [ 437.795914][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 437.795940][ C0] br_nf_pre_routing_ipv6+0x379/0x770 [ 437.795962][ C0] ? br_nf_pre_routing_ipv6+0x41e/0x770 [ 437.795984][ C0] ? __pfx_br_nf_pre_routing_ipv6+0x10/0x10 [ 437.796007][ C0] ? __pfx_br_nf_pre_routing_finish_ipv6+0x10/0x10 [ 437.796029][ C0] ? br_nf_pre_routing+0x70e/0x1470 [ 437.796047][ C0] ? ip6_mc_input+0xa1f/0xc30 [ 437.796076][ C0] ? __pfx_br_nf_pre_routing+0x10/0x10 [ 437.796098][ C0] br_handle_frame+0x9fd/0x1530 [ 437.796123][ C0] ? __pfx_br_handle_frame+0x10/0x10 [ 437.796145][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 437.796166][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 437.796195][ C0] ? __pfx_br_handle_frame+0x10/0x10 [ 437.796215][ C0] __netif_receive_skb_core+0x13e8/0x4570 [ 437.796244][ C0] ? ip6_mc_input+0xa1f/0xc30 [ 437.796265][ C0] ? mark_lock+0x9a/0x360 [ 437.796284][ C0] ? __pfx___netif_receive_skb_core+0x10/0x10 [ 437.796309][ C0] ? mark_lock+0x9a/0x360 [ 437.796327][ C0] ? __lock_acquire+0x1384/0x2050 [ 437.796363][ C0] __netif_receive_skb+0x12f/0x650 [ 437.796387][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 437.796412][ C0] ? __pfx___netif_receive_skb+0x10/0x10 [ 437.796433][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 437.796459][ C0] ? __pfx_lock_release+0x10/0x10 [ 437.796484][ C0] ? _raw_spin_lock_irq+0xdf/0x120 [ 437.796509][ C0] process_backlog+0x662/0x15b0 [ 437.796535][ C0] ? process_backlog+0x33b/0x15b0 [ 437.796563][ C0] ? __pfx_process_backlog+0x10/0x10 [ 437.796586][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 437.796613][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 437.796640][ C0] __napi_poll+0xcb/0x490 [ 437.796663][ C0] net_rx_action+0x89b/0x1240 [ 437.796697][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 437.796720][ C0] ? __run_timer_base+0x178/0x8e0 [ 437.796743][ C0] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 437.796783][ C0] handle_softirqs+0x2c5/0x980 [ 437.796809][ C0] ? run_ksoftirqd+0xca/0x130 [ 437.796855][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 437.796879][ C0] ? preempt_schedule+0xe1/0xf0 [ 437.796902][ C0] run_ksoftirqd+0xca/0x130 [ 437.796928][ C0] ? __pfx_run_ksoftirqd+0x10/0x10 [ 437.796955][ C0] ? __pfx_ksoftirqd_should_run+0x10/0x10 [ 437.796980][ C0] ? smpboot_thread_fn+0x2d3/0xa30 [ 437.797004][ C0] ? smpboot_thread_fn+0x4fb/0xa30 [ 437.797027][ C0] ? smpboot_thread_fn+0x656/0xa30 [ 437.797052][ C0] ? __pfx_run_ksoftirqd+0x10/0x10 [ 437.797142][ C0] smpboot_thread_fn+0x544/0xa30 [ 437.797171][ C0] ? smpboot_thread_fn+0x4e/0xa30 [ 437.797199][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 437.797223][ C0] kthread+0x2f0/0x390 [ 437.797240][ C0] ? __pfx_smpboot_thread_fn+0x10/0x10 [ 437.797272][ C0] ? __pfx_kthread+0x10/0x10 [ 437.797289][ C0] ret_from_fork+0x4b/0x80 [ 437.797315][ C0] ? __pfx_kthread+0x10/0x10 [ 437.797332][ C0] ret_from_fork_asm+0x1a/0x30 [ 437.797364][ C0] [ 437.797373][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.917 msecs [ 441.776073][ C0] net_ratelimit: 21914 callbacks suppressed [ 441.776096][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 441.776293][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 441.782284][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 441.794579][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 441.806188][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 441.818167][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 441.830063][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 441.843492][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 441.854020][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 441.866510][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 446.786144][ C0] net_ratelimit: 26094 callbacks suppressed [ 446.786168][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 446.786586][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 446.792349][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 446.804973][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 446.816268][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 446.828504][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 446.840270][ C0] bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:0b:16:fa:47:3a, vlan:0) [ 446.852121][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) [ 446.863964][ C0] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) [ 446.877473][ C1] bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)