./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1725765488 <...> Warning: Permanently added '10.128.0.186' (ECDSA) to the list of known hosts. execve("./syz-executor1725765488", ["./syz-executor1725765488"], 0x7fff6a10d3a0 /* 10 vars */) = 0 brk(NULL) = 0x555556aaf000 brk(0x555556aafc40) = 0x555556aafc40 arch_prctl(ARCH_SET_FS, 0x555556aaf300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x555556aaf5d0) = 3614 set_robust_list(0x555556aaf5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f0001931500, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f0001931bd0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f00019315a0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0001931bd0}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1725765488", 4096) = 28 brk(0x555556ad0c40) = 0x555556ad0c40 brk(0x555556ad1000) = 0x555556ad1000 mprotect(0x7f00019f2000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3615 attached , child_tidptr=0x555556aaf5d0) = 3615 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] set_robust_list(0x555556aaf5e0, 24./strace-static-x86_64: Process 3616 attached ) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3616 [pid 3616] set_robust_list(0x555556aaf5e0, 24 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3617 attached [pid 3616] <... set_robust_list resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3617 ./strace-static-x86_64: Process 3618 attached [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] set_robust_list(0x555556aaf5e0, 24 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3619 attached [pid 3614] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3619 [pid 3618] set_robust_list(0x555556aaf5e0, 24 [pid 3617] <... set_robust_list resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3621 attached ./strace-static-x86_64: Process 3620 attached [pid 3619] set_robust_list(0x555556aaf5e0, 24 [pid 3618] <... set_robust_list resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3618 [pid 3614] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3621 ./strace-static-x86_64: Process 3622 attached [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] set_robust_list(0x555556aaf5e0, 24 [pid 3620] set_robust_list(0x555556aaf5e0, 24 [pid 3619] <... set_robust_list resumed>) = 0 [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3620 [pid 3621] <... set_robust_list resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3623 [pid 3618] <... prctl resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3622 [pid 3620] <... set_robust_list resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] setpgid(0, 0 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3618] <... setpgid resumed>) = 0 [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] write(3, "1000", 4) = 4 [pid 3620] <... prctl resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3624 [pid 3618] close(3) = 0 [pid 3618] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3618] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3620] setpgid(0, 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3625 [pid 3620] <... setpgid resumed>) = 0 [pid 3622] set_robust_list(0x555556aaf5e0, 24 [pid 3618] <... clone resumed>, parent_tid=[3626], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3626 ./strace-static-x86_64: Process 3624 attached [pid 3622] <... set_robust_list resumed>) = 0 [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3625 attached [pid 3624] set_robust_list(0x555556aaf5e0, 24 [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3620] <... openat resumed>) = 3 [pid 3618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3623 attached [pid 3625] set_robust_list(0x555556aaf5e0, 24 [pid 3624] <... set_robust_list resumed>) = 0 [pid 3622] <... prctl resumed>) = 0 [pid 3620] write(3, "1000", 4 [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... set_robust_list resumed>) = 0 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3623] set_robust_list(0x555556aaf5e0, 24 [pid 3622] setpgid(0, 0 [pid 3620] <... write resumed>) = 4 [pid 3620] close(3 [pid 3622] <... setpgid resumed>) = 0 [pid 3620] <... close resumed>) = 0 [pid 3620] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 3626 attached [pid 3625] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3624] <... prctl resumed>) = 0 [pid 3622] <... openat resumed>) = 3 [pid 3620] <... mmap resumed>) = 0x7f0001901000 [pid 3626] set_robust_list(0x7f00019219e0, 24 [pid 3625] <... prctl resumed>) = 0 [pid 3624] setpgid(0, 0 [pid 3622] write(3, "1000", 4 [pid 3620] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3626] <... set_robust_list resumed>) = 0 [pid 3625] setpgid(0, 0 [pid 3624] <... setpgid resumed>) = 0 [pid 3622] <... write resumed>) = 4 [pid 3620] <... mprotect resumed>) = 0 [pid 3626] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3625] <... setpgid resumed>) = 0 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3623] <... set_robust_list resumed>) = 0 [pid 3622] close(3 [pid 3620] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3626] <... bpf resumed>) = 3 [pid 3625] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] <... openat resumed>) = 3 [pid 3622] <... close resumed>) = 0 [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... openat resumed>) = 3 [pid 3624] write(3, "1000", 4 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3622] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = 1 [pid 3625] write(3, "1000", 4 [pid 3624] <... write resumed>) = 4 [pid 3622] <... futex resumed>) = 0 [pid 3620] <... clone resumed>, parent_tid=[3627], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3627 [pid 3618] <... futex resumed>) = 0 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... write resumed>) = 4 [pid 3624] close(3 [pid 3622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] close(3 [pid 3624] <... close resumed>) = 0 [pid 3622] <... mmap resumed>) = 0x7f0001901000 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3627 attached [pid 3626] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3625] <... close resumed>) = 0 [pid 3624] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3628 [pid 3622] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3628 attached [pid 3627] set_robust_list(0x7f00019219e0, 24 [pid 3626] <... socket resumed>) = 4 [pid 3625] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = 0 [pid 3622] <... mprotect resumed>) = 0 [pid 3628] set_robust_list(0x555556aaf5e0, 24 [pid 3627] <... set_robust_list resumed>) = 0 [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3622] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3628] <... set_robust_list resumed>) = 0 [pid 3627] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3626] <... futex resumed>) = 1 [pid 3625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3624] <... mmap resumed>) = 0x7f0001901000 [pid 3618] <... futex resumed>) = 0 [pid 3628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3627] <... bpf resumed>) = 3 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... mmap resumed>) = 0x7f0001901000 [pid 3624] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3622] <... clone resumed>, parent_tid=[3629], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3629 [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... prctl resumed>) = 0 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3624] <... mprotect resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3629 attached [pid 3628] setpgid(0, 0 [pid 3627] <... futex resumed>) = 1 [pid 3626] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3625] <... mprotect resumed>) = 0 [pid 3624] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3622] <... futex resumed>) = 0 [pid 3620] <... futex resumed>) = 0 [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3630 attached [pid 3629] set_robust_list(0x7f00019219e0, 24 [pid 3628] <... setpgid resumed>) = 0 [pid 3627] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3626] <... socket resumed>) = 5 [pid 3625] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3631 attached [pid 3630] set_robust_list(0x7f00019219e0, 24 [pid 3629] <... set_robust_list resumed>) = 0 [pid 3628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... clone resumed>, parent_tid=[3630], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3630 [pid 3629] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3628] <... openat resumed>) = 3 [pid 3627] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3626] <... futex resumed>) = 1 [pid 3625] <... clone resumed>, parent_tid=[3631], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3631 [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 0 [pid 3631] set_robust_list(0x7f00019219e0, 24 [pid 3630] <... set_robust_list resumed>) = 0 [pid 3629] <... bpf resumed>) = 3 [pid 3628] write(3, "1000", 4 [pid 3627] <... socket resumed>) = 4 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... write resumed>) = 4 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 0 [pid 3630] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3631] <... set_robust_list resumed>) = 0 [pid 3629] <... futex resumed>) = 1 [pid 3628] close(3 [pid 3627] <... futex resumed>) = 0 [pid 3626] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] <... bpf resumed>) = 3 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] <... close resumed>) = 0 [pid 3627] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3626] <... connect resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3631] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3627] <... socket resumed>) = 5 [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] <... futex resumed>) = 1 [pid 3629] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3628] <... futex resumed>) = 0 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 0 [pid 3630] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... socket resumed>) = 4 [pid 3628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3627] <... futex resumed>) = 0 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... mmap resumed>) = 0x7f0001901000 [pid 3627] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... futex resumed>) = 0 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 0 [pid 3631] <... bpf resumed>) = 3 [pid 3630] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3629] <... futex resumed>) = 1 [pid 3628] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3627] <... connect resumed>) = 0 [pid 3626] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... socket resumed>) = 4 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] <... mprotect resumed>) = 0 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... ioctl resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] <... futex resumed>) = 1 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3627] <... futex resumed>) = 0 [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... futex resumed>) = 1 [pid 3629] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3627] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3626] <... futex resumed>) = 1 [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3630] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... socket resumed>) = 5 [pid 3628] <... clone resumed>, parent_tid=[3632], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3632 [pid 3627] <... ioctl resumed>) = 0 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 0 [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 0 [pid 3631] <... socket resumed>) = 4 [pid 3630] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3629] <... futex resumed>) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3627] <... futex resumed>) = 0 [pid 3626] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3632 attached [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... socket resumed>) = 5 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3632] set_robust_list(0x7f00019219e0, 24 [pid 3631] <... futex resumed>) = 1 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] <... futex resumed>) = 0 [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... set_robust_list resumed>) = 0 [pid 3631] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3630] <... futex resumed>) = 1 [pid 3629] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3624] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3631] <... socket resumed>) = 5 [pid 3630] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3626] <... sendmsg resumed>) = 16744448 [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... connect resumed>) = 0 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... bpf resumed>) = 3 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... connect resumed>) = 0 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 1 [pid 3631] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = 0 [pid 3628] <... futex resumed>) = 0 [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... connect resumed>) = 0 [pid 3632] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3630] <... futex resumed>) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3632] <... socket resumed>) = 4 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] <... futex resumed>) = 0 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 0 [pid 3630] <... ioctl resumed>) = 0 [pid 3629] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... futex resumed>) = 0 [pid 3631] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... ioctl resumed>) = 0 [pid 3628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3630] <... futex resumed>) = 0 [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3626] <... futex resumed>) = 1 [pid 3618] <... futex resumed>) = 0 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3630] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... futex resumed>) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3631] <... ioctl resumed>) = 0 [pid 3630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3624] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = 0 [pid 3632] <... socket resumed>) = 5 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 0 [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... futex resumed>) = 1 [pid 3631] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3629] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3628] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... openat resumed>) = 6 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] <... futex resumed>) = 0 [pid 3632] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... connect resumed>) = 0 [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3632] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] <... futex resumed>) = 0 [pid 3632] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... ioctl resumed>) = 0 [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3632] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3628] <... futex resumed>) = 0 [pid 3632] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3628] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3620] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3618] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] <... mmap resumed>) = 0x7f00018e0000 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3620] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... mprotect resumed>) = 0 [pid 3620] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3626] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3618] <... futex resumed>) = 0 [pid 3620] <... clone resumed>, parent_tid=[3633], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3633 [pid 3620] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] <... mmap resumed>) = 0x20000000 [pid 3620] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3618] <... futex resumed>) = 0 [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3633 attached [pid 3633] set_robust_list(0x7f00019009e0, 24 [pid 3626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 0 [pid 3633] <... set_robust_list resumed>) = 0 [pid 3626] write(4, NULL, 0 [pid 3633] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3618] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] <... openat resumed>) = 6 [pid 3625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3633] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3633] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3624] <... futex resumed>) = 0 [pid 3620] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3620] <... futex resumed>) = 0 [pid 3633] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3624] <... mmap resumed>) = 0x7f00018e0000 [pid 3620] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] <... mmap resumed>) = 0x20000000 [pid 3624] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3633] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3633] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... mmap resumed>) = 0x7f00018e0000 [pid 3620] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3620] <... futex resumed>) = 0 [pid 3633] write(4, NULL, 0 [pid 3628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3627] <... sendmsg resumed>) = 11206656 [pid 3622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3620] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3629] <... sendmsg resumed>) = 16744448 [pid 3628] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3628] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3628] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3634], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3634 [pid 3627] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3628] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3628] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3627] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3634 attached [pid 3634] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3634] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3627] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3634] <... openat resumed>) = 6 [pid 3634] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... mprotect resumed>) = 0 [pid 3622] <... mmap resumed>) = 0x7f00018e0000 [pid 3634] <... futex resumed>) = 1 [pid 3628] <... futex resumed>) = 0 [pid 3634] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3628] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3634] <... mmap resumed>) = 0x20000000 [pid 3628] <... futex resumed>) = 0 [pid 3624] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3622] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3634] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... mprotect resumed>) = 0 [pid 3634] <... futex resumed>) = 0 [pid 3628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3634] write(4, NULL, 0 [pid 3628] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = 0 [pid 3628] <... futex resumed>) = 0 [pid 3624] <... clone resumed>, parent_tid=[3635], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3635 [pid 3622] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3628] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3635 attached [pid 3630] <... sendmsg resumed>) = 16744448 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... clone resumed>, parent_tid=[3636], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3636 [pid 3620] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3636 attached [pid 3622] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3636] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3622] <... futex resumed>) = 0 [pid 3636] <... openat resumed>) = 6 [pid 3635] set_robust_list(0x7f00019009e0, 24 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3636] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3635] <... set_robust_list resumed>) = 0 [pid 3631] <... sendmsg resumed>) = 16744448 [pid 3630] <... futex resumed>) = 0 [pid 3625] <... mprotect resumed>) = 0 [pid 3622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3636] <... futex resumed>) = 0 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3636] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3631] <... futex resumed>) = 0 [pid 3630] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] <... openat resumed>) = 6 [pid 3629] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3637 attached [pid 3635] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3625] <... clone resumed>, parent_tid=[3637], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3637 [pid 3624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... sendmsg resumed>) = 16744448 [pid 3632] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3637] set_robust_list(0x7f00019009e0, 24 [pid 3635] <... futex resumed>) = 0 [pid 3637] <... set_robust_list resumed>) = 0 [pid 3635] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... mmap resumed>) = 0x20000000 [pid 3625] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = 1 [pid 3630] <... futex resumed>) = 0 [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3625] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] <... openat resumed>) = 6 [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... mmap resumed>) = 0x20000000 [pid 3629] <... futex resumed>) = 1 [pid 3622] <... futex resumed>) = 0 [pid 3637] <... futex resumed>) = 1 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... futex resumed>) = 0 [pid 3622] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... futex resumed>) = 1 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 0 [pid 3630] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] write(4, NULL, 0 [pid 3626] <... write resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3625] <... futex resumed>) = 1 [pid 3624] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0) = 0x20000000 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3631] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] <... write resumed>) = 0 [pid 3633] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] exit_group(0) = ? [pid 3633] <... futex resumed>) = ? [pid 3633] +++ exited with 0 +++ [pid 3630] write(4, NULL, 0 [pid 3627] <... futex resumed>) = ? [pid 3626] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... futex resumed>) = 0 [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 0 [pid 3625] <... futex resumed>) = 1 [pid 3631] write(4, NULL, 0 [pid 3625] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3627] +++ exited with 0 +++ [pid 3626] <... futex resumed>) = 0 [pid 3620] +++ exited with 0 +++ [pid 3626] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3620, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3618] exit_group(0 [pid 3626] <... futex resumed>) = ? [pid 3618] <... exit_group resumed>) = ? [pid 3626] +++ exited with 0 +++ [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3618] +++ exited with 0 +++ [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3638 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- ./strace-static-x86_64: Process 3638 attached [pid 3622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3638] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3639 [pid 3638] setpgid(0, 0 [pid 3625] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3638] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3639 attached [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3639] set_robust_list(0x555556aaf5e0, 24 [pid 3638] <... openat resumed>) = 3 [pid 3639] <... set_robust_list resumed>) = 0 [pid 3638] write(3, "1000", 4 [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3638] <... write resumed>) = 4 [pid 3639] <... prctl resumed>) = 0 [pid 3638] close(3 [pid 3639] setpgid(0, 0 [pid 3638] <... close resumed>) = 0 [pid 3639] <... setpgid resumed>) = 0 [pid 3638] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3638] <... futex resumed>) = 0 [pid 3639] <... openat resumed>) = 3 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3639] write(3, "1000", 4 [pid 3638] <... mmap resumed>) = 0x7f0001901000 [pid 3639] <... write resumed>) = 4 [pid 3638] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3639] close(3 [pid 3638] <... mprotect resumed>) = 0 [pid 3639] <... close resumed>) = 0 [pid 3638] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3639] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] <... clone resumed>, parent_tid=[3640], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3640 [pid 3639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... mmap resumed>) = 0x7f0001901000 [pid 3638] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3640 attached [pid 3639] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] set_robust_list(0x7f00019219e0, 24 [pid 3639] <... mprotect resumed>) = 0 [pid 3640] <... set_robust_list resumed>) = 0 [pid 3639] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3640] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3639] <... clone resumed>, parent_tid=[3641], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3641 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3641 attached [pid 3640] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] set_robust_list(0x7f00019219e0, 24 [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... set_robust_list resumed>) = 0 [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] <... futex resumed>) = 0 [pid 3641] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3640] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] <... bpf resumed>) = 3 [pid 3640] <... socket resumed>) = 4 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3640] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] <... socket resumed>) = 4 [pid 3640] <... socket resumed>) = 5 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3640] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] <... socket resumed>) = 5 [pid 3640] <... connect resumed>) = 0 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3641] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3640] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3634] <... write resumed>) = 0 [pid 3641] <... connect resumed>) = 0 [pid 3640] <... ioctl resumed>) = 0 [pid 3634] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3634] <... futex resumed>) = 0 [pid 3641] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3634] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... write resumed>) = 0 [pid 3629] <... write resumed>) = 0 [pid 3628] exit_group(0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... futex resumed>) = ? [pid 3634] <... futex resumed>) = ? [pid 3629] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] <... exit_group resumed>) = ? [pid 3622] exit_group(0 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3636] <... futex resumed>) = ? [pid 3632] +++ exited with 0 +++ [pid 3629] <... futex resumed>) = ? [pid 3622] <... exit_group resumed>) = ? [pid 3640] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3629] +++ exited with 0 +++ [pid 3641] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3636] +++ exited with 0 +++ [pid 3634] +++ exited with 0 +++ [pid 3631] <... write resumed>) = 0 [pid 3630] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] +++ exited with 0 +++ [pid 3622] +++ exited with 0 +++ [pid 3641] <... ioctl resumed>) = 0 [pid 3631] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] <... futex resumed>) = 0 [pid 3625] exit_group(0 [pid 3624] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3622, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] <... futex resumed>) = ? [pid 3635] <... futex resumed>) = ? [pid 3631] <... futex resumed>) = ? [pid 3625] <... exit_group resumed>) = ? [pid 3624] <... exit_group resumed>) = ? [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3628, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3641] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3637] +++ exited with 0 +++ [pid 3635] +++ exited with 0 +++ [pid 3631] +++ exited with 0 +++ [pid 3630] +++ exited with 0 +++ [pid 3625] +++ exited with 0 +++ [pid 3624] +++ exited with 0 +++ [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3625, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3624, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3641] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3642 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3643 ./strace-static-x86_64: Process 3643 attached ./strace-static-x86_64: Process 3642 attached [pid 3640] <... sendmsg resumed>) = 16744448 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 3643] set_robust_list(0x555556aaf5e0, 24 [pid 3642] set_robust_list(0x555556aaf5e0, 24 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... set_robust_list resumed>) = 0 [pid 3642] <... set_robust_list resumed>) = 0 [pid 3640] <... futex resumed>) = 1 [pid 3638] <... futex resumed>) = 0 [pid 3643] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3640] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... prctl resumed>) = 0 [pid 3642] <... prctl resumed>) = 0 [pid 3640] <... openat resumed>) = 6 [pid 3638] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3643] setpgid(0, 0 [pid 3642] setpgid(0, 0 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] <... setpgid resumed>) = 0 [pid 3642] <... setpgid resumed>) = 0 [pid 3640] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3643] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3640] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3644 [pid 3643] <... openat resumed>) = 3 [pid 3642] <... openat resumed>) = 3 [pid 3640] <... mmap resumed>) = 0x20000000 [pid 3638] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3645 [pid 3643] write(3, "1000", 4 [pid 3642] write(3, "1000", 4 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3644 attached [pid 3643] <... write resumed>) = 4 [pid 3642] <... write resumed>) = 4 [pid 3640] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3643] close(3 [pid 3642] close(3 [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3638] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] set_robust_list(0x555556aaf5e0, 24 [pid 3643] <... close resumed>) = 0 [pid 3642] <... close resumed>) = 0 [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] <... futex resumed>) = 0 [pid 3643] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] write(4, NULL, 0 [pid 3638] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3645 attached [pid 3644] <... set_robust_list resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3642] <... futex resumed>) = 0 [pid 3643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3645] set_robust_list(0x555556aaf5e0, 24 [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3643] <... mmap resumed>) = 0x7f0001901000 [pid 3642] <... mmap resumed>) = 0x7f0001901000 [pid 3643] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3642] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3645] <... set_robust_list resumed>) = 0 [pid 3644] <... prctl resumed>) = 0 [pid 3643] <... mprotect resumed>) = 0 [pid 3642] <... mprotect resumed>) = 0 [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3644] setpgid(0, 0 [pid 3643] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3642] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3645] <... prctl resumed>) = 0 [pid 3644] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 3647 attached ./strace-static-x86_64: Process 3646 attached [pid 3645] setpgid(0, 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3643] <... clone resumed>, parent_tid=[3646], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3646 [pid 3642] <... clone resumed>, parent_tid=[3647], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3647 [pid 3641] <... sendmsg resumed>) = 16744448 [pid 3646] set_robust_list(0x7f00019219e0, 24 [pid 3645] <... setpgid resumed>) = 0 [pid 3644] <... openat resumed>) = 3 [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] set_robust_list(0x7f00019219e0, 24 [pid 3646] <... set_robust_list resumed>) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3644] write(3, "1000", 4 [pid 3643] <... futex resumed>) = 0 [pid 3642] <... futex resumed>) = 0 [pid 3641] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3647] <... set_robust_list resumed>) = 0 [pid 3646] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3645] <... openat resumed>) = 3 [pid 3644] <... write resumed>) = 4 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3646] <... bpf resumed>) = 3 [pid 3645] write(3, "1000", 4 [pid 3644] close(3 [pid 3641] <... openat resumed>) = 6 [pid 3639] <... futex resumed>) = 0 [pid 3647] <... bpf resumed>) = 3 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... write resumed>) = 4 [pid 3644] <... close resumed>) = 0 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 1 [pid 3645] close(3 [pid 3644] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... futex resumed>) = 0 [pid 3641] <... futex resumed>) = 0 [pid 3639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 1 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... close resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3645] <... futex resumed>) = 0 [pid 3644] <... mmap resumed>) = 0x7f0001901000 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = 0 [pid 3641] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3646] <... socket resumed>) = 4 [pid 3645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3644] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] <... mmap resumed>) = 0x20000000 [pid 3647] <... socket resumed>) = 4 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... mmap resumed>) = 0x7f0001901000 [pid 3644] <... mprotect resumed>) = 0 [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 1 [pid 3645] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3644] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3643] <... futex resumed>) = 0 [pid 3641] <... futex resumed>) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3647] <... futex resumed>) = 1 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... mprotect resumed>) = 0 [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3644] <... clone resumed>, parent_tid=[3648], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3648 [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = 0 [pid 3641] write(4, NULL, 0 [pid 3639] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3648 attached [pid 3647] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3646] <... socket resumed>) = 5 [pid 3645] <... clone resumed>, parent_tid=[3649], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3649 [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3648] set_robust_list(0x7f00019219e0, 24 [pid 3647] <... socket resumed>) = 5 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] <... set_robust_list resumed>) = 0 [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3643] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3649 attached [pid 3648] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3647] <... futex resumed>) = 1 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3649] set_robust_list(0x7f00019219e0, 24 [pid 3648] <... bpf resumed>) = 3 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... set_robust_list resumed>) = 0 [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = 0 [pid 3649] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3648] <... futex resumed>) = 1 [pid 3647] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3646] <... connect resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... bpf resumed>) = 3 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... connect resumed>) = 0 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3649] <... futex resumed>) = 1 [pid 3648] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3647] <... futex resumed>) = 1 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... socket resumed>) = 4 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3645] <... futex resumed>) = 0 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = 0 [pid 3649] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3648] <... futex resumed>) = 1 [pid 3647] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3646] <... ioctl resumed>) = 0 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... socket resumed>) = 4 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... ioctl resumed>) = 0 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3649] <... futex resumed>) = 1 [pid 3648] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3647] <... futex resumed>) = 1 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3640] <... write resumed>) = 0 [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... socket resumed>) = 5 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3645] <... futex resumed>) = 0 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = 0 [pid 3640] <... futex resumed>) = 0 [pid 3649] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3648] <... futex resumed>) = 1 [pid 3647] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3649] <... socket resumed>) = 5 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] exit_group(0 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] <... futex resumed>) = 0 [pid 3640] <... futex resumed>) = ? [pid 3638] <... exit_group resumed>) = ? [pid 3649] <... futex resumed>) = 1 [pid 3648] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] +++ exited with 0 +++ [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... connect resumed>) = 0 [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] +++ exited with 0 +++ [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3649] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3648] <... futex resumed>) = 1 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] <... futex resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3649] <... connect resumed>) = 0 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] <... futex resumed>) = 0 [pid 3649] <... futex resumed>) = 1 [pid 3648] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... ioctl resumed>) = 0 [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... futex resumed>) = 0 [pid 3649] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3648] <... futex resumed>) = 1 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3650 [pid 3649] <... ioctl resumed>) = 0 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3650 attached [pid 3649] <... futex resumed>) = 1 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3645] <... futex resumed>) = 0 [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] <... futex resumed>) = 0 [pid 3649] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3650] set_robust_list(0x555556aaf5e0, 24 [pid 3643] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3650] <... set_robust_list resumed>) = 0 [pid 3643] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3643] <... futex resumed>) = 0 [pid 3642] <... futex resumed>) = 0 [pid 3650] <... prctl resumed>) = 0 [pid 3643] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3650] setpgid(0, 0 [pid 3643] <... mmap resumed>) = 0x7f00018e0000 [pid 3650] <... setpgid resumed>) = 0 [pid 3643] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3643] <... mprotect resumed>) = 0 [pid 3650] <... openat resumed>) = 3 [pid 3646] <... sendmsg resumed>) = 16744448 [pid 3643] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3650] write(3, "1000", 4 [pid 3642] <... mmap resumed>) = 0x7f00018e0000 [pid 3650] <... write resumed>) = 4 [pid 3642] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3650] close(3 [pid 3643] <... clone resumed>, parent_tid=[3651], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3651 [pid 3650] <... close resumed>) = 0 [pid 3643] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3643] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3651 attached [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3651] set_robust_list(0x7f00019009e0, 24 [pid 3650] <... mmap resumed>) = 0x7f0001901000 [pid 3651] <... set_robust_list resumed>) = 0 [pid 3650] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3651] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3650] <... mprotect resumed>) = 0 [pid 3650] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3651] <... openat resumed>) = 6 [pid 3651] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] <... clone resumed>, parent_tid=[3652], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3652 [pid 3651] <... futex resumed>) = 1 [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3643] <... futex resumed>) = 0 [pid 3651] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] <... futex resumed>) = 0 [pid 3645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3644] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] <... futex resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3641] <... write resumed>) = 0 ./strace-static-x86_64: Process 3652 attached [pid 3651] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3645] <... futex resumed>) = 0 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3643] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] set_robust_list(0x7f00019219e0, 24 [pid 3651] <... mmap resumed>) = 0x20000000 [pid 3645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3642] <... mprotect resumed>) = 0 [pid 3641] <... futex resumed>) = 0 [pid 3652] <... set_robust_list resumed>) = 0 [pid 3651] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... sendmsg resumed>) = 16744448 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... mmap resumed>) = 0x7f00018e0000 [pid 3644] <... mmap resumed>) = 0x7f00018e0000 [pid 3642] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3641] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3652] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3651] <... futex resumed>) = 1 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 0 [pid 3645] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3644] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3643] <... futex resumed>) = 0 [pid 3639] exit_group(0 [pid 3652] <... bpf resumed>) = 3 [pid 3651] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3649] <... futex resumed>) = 0 [pid 3646] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... mprotect resumed>) = 0 [pid 3644] <... mprotect resumed>) = 0 [pid 3643] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... clone resumed>, parent_tid=[3653], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3653 [pid 3641] <... futex resumed>) = ? [pid 3639] <... exit_group resumed>) = ? [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] <... sendmsg resumed>) = 16744448 [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3644] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... futex resumed>) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3642] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3653 attached ./strace-static-x86_64: Process 3654 attached ./strace-static-x86_64: Process 3655 attached [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... sendmsg resumed>) = 16744448 [pid 3646] write(4, NULL, 0 [pid 3643] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3641] +++ exited with 0 +++ [pid 3639] +++ exited with 0 +++ [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = 0 [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3639, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3652] <... socket resumed>) = 4 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3656 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3652] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] <... socket resumed>) = 5 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3652] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] <... connect resumed>) = 0 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3652] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] <... ioctl resumed>) = 0 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3656 attached ) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3656] set_robust_list(0x555556aaf5e0, 24 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... set_robust_list resumed>) = 0 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3645] <... clone resumed>, parent_tid=[3654], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3654 [pid 3644] <... clone resumed>, parent_tid=[3655], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3655 [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3652] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] <... prctl resumed>) = 0 [pid 3653] set_robust_list(0x7f00019009e0, 24 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] setpgid(0, 0 [pid 3655] set_robust_list(0x7f00019009e0, 24 [pid 3654] set_robust_list(0x7f00019009e0, 24 [pid 3653] <... set_robust_list resumed>) = 0 [pid 3647] <... futex resumed>) = 0 [pid 3645] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... setpgid resumed>) = 0 [pid 3655] <... set_robust_list resumed>) = 0 [pid 3654] <... set_robust_list resumed>) = 0 [pid 3653] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3655] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3654] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3653] <... openat resumed>) = 6 [pid 3645] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] <... openat resumed>) = 3 [pid 3655] <... openat resumed>) = 6 [pid 3654] <... openat resumed>) = 6 [pid 3653] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] write(3, "1000", 4 [pid 3655] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... futex resumed>) = 1 [pid 3642] <... futex resumed>) = 0 [pid 3656] <... write resumed>) = 4 [pid 3655] <... futex resumed>) = 1 [pid 3654] <... futex resumed>) = 1 [pid 3653] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] close(3 [pid 3655] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... futex resumed>) = 0 [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 1 [pid 3656] <... close resumed>) = 0 [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = 0 [pid 3647] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3645] <... futex resumed>) = 1 [pid 3644] <... futex resumed>) = 1 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... sendmsg resumed>) = 16744448 [pid 3649] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3648] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3647] <... mmap resumed>) = 0x20000000 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] <... futex resumed>) = 0 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... mmap resumed>) = 0x20000000 [pid 3648] <... mmap resumed>) = 0x20000000 [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = 1 [pid 3642] <... futex resumed>) = 0 [pid 3656] <... mmap resumed>) = 0x7f0001901000 [pid 3649] <... futex resumed>) = 1 [pid 3648] <... futex resumed>) = 1 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] <... futex resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3652] <... futex resumed>) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3656] <... mprotect resumed>) = 0 [pid 3652] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] write(4, NULL, 0 [pid 3645] <... futex resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3642] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3652] <... openat resumed>) = 6 [pid 3650] <... futex resumed>) = 0 [pid 3649] write(4, NULL, 0 [pid 3648] write(4, NULL, 0 [pid 3645] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3644] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] <... futex resumed>) = 0 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3657 attached [pid 3657] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3657] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... clone resumed>, parent_tid=[3657], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3657 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = 1 [pid 3657] <... futex resumed>) = 0 [pid 3657] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 1 [pid 3657] <... bpf resumed>) = 3 [pid 3652] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] <... mmap resumed>) = 0x20000000 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] <... futex resumed>) = 1 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3650] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3656] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = 0 [pid 3657] <... socket resumed>) = 4 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] write(4, NULL, 0 [pid 3650] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] <... futex resumed>) = 0 [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3656] <... futex resumed>) = 0 [pid 3657] <... socket resumed>) = 5 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] <... futex resumed>) = 0 [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3656] <... futex resumed>) = 0 [pid 3657] <... connect resumed>) = 0 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] <... futex resumed>) = 0 [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3656] <... futex resumed>) = 0 [pid 3657] <... ioctl resumed>) = 0 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3657] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] <... futex resumed>) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3644] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3656] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3656] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3656] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3646] <... write resumed>) = 0 [pid 3656] <... clone resumed>, parent_tid=[3658], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3658 [pid 3656] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3646] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3643] exit_group(0 [pid 3656] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... futex resumed>) = ? [pid 3643] <... exit_group resumed>) = ? [pid 3651] +++ exited with 0 +++ [pid 3646] <... futex resumed>) = ? ./strace-static-x86_64: Process 3658 attached [pid 3658] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3658] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3646] +++ exited with 0 +++ [pid 3643] +++ exited with 0 +++ [pid 3658] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3656] <... futex resumed>) = 0 [pid 3656] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3643, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3658] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3656] <... futex resumed>) = 0 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 3656] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... restart_syscall resumed>) = 0 [pid 3658] <... mmap resumed>) = 0x20000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3658] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] <... sendmsg resumed>) = 16744448 [pid 3658] <... futex resumed>) = 1 [pid 3658] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... futex resumed>) = 0 [pid 3656] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3659 [pid 3657] write(4, NULL, 0./strace-static-x86_64: Process 3659 attached [pid 3659] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3648] <... write resumed>) = 0 [pid 3659] <... prctl resumed>) = 0 [pid 3648] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] setpgid(0, 0) = 0 [pid 3649] <... write resumed>) = 0 [pid 3648] <... futex resumed>) = 0 [pid 3644] exit_group(0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3649] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... write resumed>) = 0 [pid 3647] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] <... futex resumed>) = ? [pid 3644] <... exit_group resumed>) = ? [pid 3659] <... openat resumed>) = 3 [pid 3655] +++ exited with 0 +++ [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = ? [pid 3649] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] exit_group(0 [pid 3654] <... futex resumed>) = ? [pid 3645] <... exit_group resumed>) = ? [pid 3654] +++ exited with 0 +++ [pid 3648] +++ exited with 0 +++ [pid 3644] +++ exited with 0 +++ [pid 3642] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3649] <... futex resumed>) = ? [pid 3653] <... futex resumed>) = ? [pid 3642] <... exit_group resumed>) = ? [pid 3647] <... futex resumed>) = ? [pid 3647] +++ exited with 0 +++ [pid 3659] write(3, "1000", 4 [pid 3656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3653] +++ exited with 0 +++ [pid 3649] +++ exited with 0 +++ [pid 3645] +++ exited with 0 +++ [pid 3642] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3642, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3659] <... write resumed>) = 4 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3645, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3659] close(3 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3660 [pid 3659] <... close resumed>) = 0 [pid 3659] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3659] <... futex resumed>) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3661 [pid 3659] <... mmap resumed>) = 0x7f0001901000 [pid 3659] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3659] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3662 [pid 3659] <... clone resumed>, parent_tid=[3663], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3663 [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3661 attached [pid 3661] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3661] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3662 attached ./strace-static-x86_64: Process 3663 attached ./strace-static-x86_64: Process 3660 attached [pid 3662] set_robust_list(0x555556aaf5e0, 24 [pid 3661] <... prctl resumed>) = 0 [pid 3652] <... write resumed>) = 0 [pid 3660] set_robust_list(0x555556aaf5e0, 24 [pid 3652] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... set_robust_list resumed>) = 0 [pid 3652] <... futex resumed>) = 0 [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3652] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] set_robust_list(0x7f00019219e0, 24 [pid 3662] <... set_robust_list resumed>) = 0 [pid 3661] setpgid(0, 0 [pid 3660] <... prctl resumed>) = 0 [pid 3650] exit_group(0 [pid 3663] <... set_robust_list resumed>) = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3661] <... setpgid resumed>) = 0 [pid 3660] setpgid(0, 0 [pid 3652] <... futex resumed>) = ? [pid 3650] <... exit_group resumed>) = ? [pid 3663] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3662] <... prctl resumed>) = 0 [pid 3661] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3660] <... setpgid resumed>) = 0 [pid 3652] +++ exited with 0 +++ [pid 3650] +++ exited with 0 +++ [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3663] <... bpf resumed>) = 3 [pid 3662] setpgid(0, 0 [pid 3661] <... openat resumed>) = 3 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] write(3, "1000", 4 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3663] <... futex resumed>) = 1 [pid 3662] <... setpgid resumed>) = 0 [pid 3661] write(3, "1000", 4 [pid 3660] <... write resumed>) = 4 [pid 3659] <... futex resumed>) = 0 [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] close(3 [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3664 [pid 3660] <... close resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3661] <... write resumed>) = 4 [pid 3660] <... futex resumed>) = 0 [pid 3663] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3662] <... openat resumed>) = 3 [pid 3661] close(3 [pid 3660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3663] <... socket resumed>) = 4 [pid 3662] write(3, "1000", 4 [pid 3661] <... close resumed>) = 0 [pid 3660] <... mmap resumed>) = 0x7f0001901000 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 3664 attached [pid 3660] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3664] set_robust_list(0x555556aaf5e0, 24 [pid 3663] <... futex resumed>) = 1 [pid 3662] <... write resumed>) = 4 [pid 3661] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = 0 [pid 3664] <... set_robust_list resumed>) = 0 [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] close(3 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... clone resumed>, parent_tid=[3665], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3665 [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... close resumed>) = 0 [pid 3661] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = 0 [pid 3664] <... prctl resumed>) = 0 [pid 3663] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3662] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... mmap resumed>) = 0x7f0001901000 [pid 3660] <... futex resumed>) = 0 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] setpgid(0, 0 [pid 3663] <... socket resumed>) = 5 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3665 attached [pid 3664] <... setpgid resumed>) = 0 [pid 3665] set_robust_list(0x7f00019219e0, 24 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3665] <... set_robust_list resumed>) = 0 [pid 3664] <... openat resumed>) = 3 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 0 [pid 3661] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3665] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3664] write(3, "1000", 4 [pid 3663] <... futex resumed>) = 1 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3661] <... mprotect resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3665] <... bpf resumed>) = 3 [pid 3664] <... write resumed>) = 4 [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] <... mmap resumed>) = 0x7f0001901000 [pid 3661] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] close(3 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3665] <... futex resumed>) = 1 [pid 3664] <... close resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3665] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... socket resumed>) = 4 [pid 3664] <... mmap resumed>) = 0x7f0001901000 [pid 3663] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3662] <... mprotect resumed>) = 0 [pid 3659] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3666 attached [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3663] <... connect resumed>) = 0 [pid 3662] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3661] <... clone resumed>, parent_tid=[3666], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3666 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] set_robust_list(0x7f00019219e0, 24 [pid 3665] <... futex resumed>) = 1 [pid 3664] <... mprotect resumed>) = 0 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3666] <... set_robust_list resumed>) = 0 [pid 3665] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3664] <... clone resumed>, parent_tid=[3668], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3668 [pid 3663] <... futex resumed>) = 0 [pid 3662] <... clone resumed>, parent_tid=[3667], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3667 [pid 3661] <... futex resumed>) = 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3667 attached [pid 3666] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3665] <... socket resumed>) = 5 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3668 attached [pid 3667] set_robust_list(0x7f00019219e0, 24 [pid 3666] <... bpf resumed>) = 3 [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3668] set_robust_list(0x7f00019219e0, 24 [pid 3667] <... set_robust_list resumed>) = 0 [pid 3665] <... futex resumed>) = 1 [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... ioctl resumed>) = 0 [pid 3662] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... set_robust_list resumed>) = 0 [pid 3667] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3667] <... bpf resumed>) = 3 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3668] <... bpf resumed>) = 3 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... futex resumed>) = 1 [pid 3665] <... connect resumed>) = 0 [pid 3663] <... futex resumed>) = 1 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = 1 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] <... futex resumed>) = 1 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... futex resumed>) = 0 [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3667] <... socket resumed>) = 4 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... futex resumed>) = 0 [pid 3668] <... socket resumed>) = 4 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] <... futex resumed>) = 0 [pid 3657] <... write resumed>) = 0 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3665] <... ioctl resumed>) = 0 [pid 3668] <... futex resumed>) = 1 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] <... futex resumed>) = 1 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3666] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... futex resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... futex resumed>) = 0 [pid 3668] <... socket resumed>) = 5 [pid 3665] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] exit_group(0 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... socket resumed>) = 4 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3658] <... futex resumed>) = ? [pid 3657] <... futex resumed>) = ? [pid 3656] <... exit_group resumed>) = ? [pid 3668] <... futex resumed>) = 1 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] +++ exited with 0 +++ [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3668] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... connect resumed>) = 0 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3664] <... futex resumed>) = 0 [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3668] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... ioctl resumed>) = 0 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... futex resumed>) = 1 [pid 3662] <... futex resumed>) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3657] +++ exited with 0 +++ [pid 3656] +++ exited with 0 +++ [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3668] <... futex resumed>) = 1 [pid 3667] <... socket resumed>) = 5 [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... futex resumed>) = 0 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 0 [pid 3668] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3660] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3660] <... futex resumed>) = 0 [pid 3660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3669 [pid 3659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3666] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] <... socket resumed>) = 5 [pid 3662] <... futex resumed>) = 1 [pid 3667] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] <... futex resumed>) = 0 [pid 3667] <... connect resumed>) = 0 [pid 3666] <... futex resumed>) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3662] <... futex resumed>) = 0 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3667] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] <... ioctl resumed>) = 0 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3662] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3669 attached [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... mmap resumed>) = 0x7f00018e0000 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] <... futex resumed>) = 0 [pid 3667] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3669] set_robust_list(0x555556aaf5e0, 24 [pid 3666] <... connect resumed>) = 0 [pid 3665] <... sendmsg resumed>) = 16744448 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... mmap resumed>) = 0x7f00018e0000 [pid 3659] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3665] <... futex resumed>) = 0 [pid 3660] <... mprotect resumed>) = 0 [pid 3669] <... set_robust_list resumed>) = 0 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3669] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3666] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... mprotect resumed>) = 0 [pid 3660] <... clone resumed>, parent_tid=[3670], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3670 [pid 3660] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] <... prctl resumed>) = 0 [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3669] setpgid(0, 0 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3661] <... futex resumed>) = 0 [pid 3664] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... setpgid resumed>) = 0 [pid 3666] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3664] <... futex resumed>) = 0 [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3670 attached [pid 3669] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3670] set_robust_list(0x7f00019009e0, 24 [pid 3666] <... ioctl resumed>) = 0 [pid 3664] <... mmap resumed>) = 0x7f00018e0000 [pid 3659] <... clone resumed>, parent_tid=[3671], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3671 [pid 3670] <... set_robust_list resumed>) = 0 [pid 3669] <... openat resumed>) = 3 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3663] <... sendmsg resumed>) = 16744448 [pid 3659] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3670] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3664] <... mprotect resumed>) = 0 [pid 3670] <... openat resumed>) = 6 [pid 3669] write(3, "1000", 4 [pid 3666] <... futex resumed>) = 1 [pid 3664] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3661] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3670] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3664] <... clone resumed>, parent_tid=[3672], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3672 [pid 3660] <... futex resumed>) = 0 [pid 3670] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 1 [pid 3665] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3664] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3669] <... write resumed>) = 4 [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] <... mmap resumed>) = 0x20000000 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3672 attached [pid 3669] close(3 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3671 attached [pid 3672] set_robust_list(0x7f00019009e0, 24 [pid 3669] <... close resumed>) = 0 [pid 3668] <... sendmsg resumed>) = 16744448 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3665] <... futex resumed>) = 1 [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... futex resumed>) = 0 [pid 3672] <... set_robust_list resumed>) = 0 [pid 3671] set_robust_list(0x7f00019009e0, 24 [pid 3669] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... sendmsg resumed>) = 16744448 [pid 3665] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3672] <... openat resumed>) = 6 [pid 3669] <... futex resumed>) = 0 [pid 3667] <... futex resumed>) = 1 [pid 3665] write(4, NULL, 0 [pid 3662] <... futex resumed>) = 0 [pid 3660] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... set_robust_list resumed>) = 0 [pid 3669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3668] <... futex resumed>) = 0 [pid 3666] <... sendmsg resumed>) = 16744448 [pid 3671] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3669] <... mmap resumed>) = 0x7f0001901000 [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... futex resumed>) = 1 [pid 3671] <... openat resumed>) = 6 [pid 3669] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3667] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3666] <... futex resumed>) = 1 [pid 3664] <... futex resumed>) = 0 [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = 0 [pid 3672] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... mprotect resumed>) = 0 [pid 3667] <... openat resumed>) = 6 [pid 3666] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 0 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = 1 [pid 3669] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3668] <... futex resumed>) = 0 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... openat resumed>) = 6 [pid 3664] <... futex resumed>) = 1 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3671] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3667] <... futex resumed>) = 0 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... clone resumed>, parent_tid=[3673], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3673 [pid 3668] <... mmap resumed>) = 0x20000000 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... futex resumed>) = 1 [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3662] <... futex resumed>) = 0 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3673 attached [pid 3669] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = 1 [pid 3667] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3663] <... mmap resumed>) = 0x20000000 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] <... futex resumed>) = 0 [pid 3673] set_robust_list(0x7f00019219e0, 24 [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... mmap resumed>) = 0x20000000 [pid 3666] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3664] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... set_robust_list resumed>) = 0 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... mmap resumed>) = 0x20000000 [pid 3664] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3673] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3668] write(4, NULL, 0 [pid 3667] <... futex resumed>) = 1 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] <... futex resumed>) = 0 [pid 3659] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... bpf resumed>) = 3 [pid 3667] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... futex resumed>) = 1 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3662] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3659] <... futex resumed>) = 0 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] write(4, NULL, 0 [pid 3662] <... futex resumed>) = 0 [pid 3661] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... futex resumed>) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3667] write(4, NULL, 0 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 0 [pid 3673] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] write(4, NULL, 0 [pid 3662] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3661] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... socket resumed>) = 4 [pid 3669] <... futex resumed>) = 0 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... futex resumed>) = 0 [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] <... futex resumed>) = 0 [pid 3673] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... socket resumed>) = 5 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3673] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] <... futex resumed>) = 0 [pid 3662] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3673] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... connect resumed>) = 0 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3673] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] <... futex resumed>) = 0 [pid 3673] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... ioctl resumed>) = 0 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3665] <... write resumed>) = 0 [pid 3673] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] <... futex resumed>) = 0 [pid 3665] <... futex resumed>) = 0 [pid 3660] exit_group(0 [pid 3673] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3670] <... futex resumed>) = ? [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... exit_group resumed>) = ? [pid 3670] +++ exited with 0 +++ [pid 3665] +++ exited with 0 +++ [pid 3660] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3660, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3623] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3674 [pid 3669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3669] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3669] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 3674 attached ) = 0 [pid 3674] set_robust_list(0x555556aaf5e0, 24 [pid 3669] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3663] <... write resumed>) = 0 [pid 3674] <... set_robust_list resumed>) = 0 [pid 3663] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] exit_group(0 [pid 3671] <... futex resumed>) = ? [pid 3659] <... exit_group resumed>) = ? [pid 3671] +++ exited with 0 +++ ./strace-static-x86_64: Process 3675 attached [pid 3675] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3675] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3669] <... clone resumed>, parent_tid=[3675], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3675 [pid 3663] <... futex resumed>) = ? [pid 3674] <... prctl resumed>) = 0 [pid 3667] <... write resumed>) = 0 [pid 3667] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] <... futex resumed>) = 0 [pid 3674] setpgid(0, 0 [pid 3669] <... futex resumed>) = 1 [pid 3663] +++ exited with 0 +++ [pid 3662] exit_group(0 [pid 3659] +++ exited with 0 +++ [pid 3675] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3675] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3674] <... setpgid resumed>) = 0 [pid 3669] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3662] <... exit_group resumed>) = ? [pid 3675] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] +++ exited with 0 +++ [pid 3662] +++ exited with 0 +++ [pid 3669] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3674] <... openat resumed>) = 3 [pid 3673] <... sendmsg resumed>) = 16744448 [pid 3669] <... futex resumed>) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3674] write(3, "1000", 4 [pid 3669] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3673] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3675] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3674] <... write resumed>) = 4 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3675] <... mmap resumed>) = 0x20000000 [pid 3675] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] close(3./strace-static-x86_64: Process 3676 attached [pid 3675] <... futex resumed>) = 1 [pid 3674] <... close resumed>) = 0 [pid 3669] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3676 [pid 3676] set_robust_list(0x555556aaf5e0, 24 [pid 3675] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3677 [pid 3676] <... set_robust_list resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3673] <... futex resumed>) = 0 [pid 3669] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3677 attached [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3669] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] <... write resumed>) = 0 [pid 3673] write(4, NULL, 0 [pid 3677] set_robust_list(0x555556aaf5e0, 24 [pid 3676] <... prctl resumed>) = 0 [pid 3674] <... mmap resumed>) = 0x7f0001901000 [pid 3666] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... set_robust_list resumed>) = 0 [pid 3676] setpgid(0, 0 [pid 3674] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3666] <... futex resumed>) = 0 [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3676] <... setpgid resumed>) = 0 [pid 3674] <... mprotect resumed>) = 0 [pid 3666] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... prctl resumed>) = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3674] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3677] setpgid(0, 0 [pid 3676] <... openat resumed>) = 3 [pid 3677] <... setpgid resumed>) = 0 [pid 3676] write(3, "1000", 4 [pid 3674] <... clone resumed>, parent_tid=[3678], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3678 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3676] <... write resumed>) = 4 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... openat resumed>) = 3 [pid 3676] close(3 [pid 3674] <... futex resumed>) = 0 [pid 3677] write(3, "1000", 4 [pid 3676] <... close resumed>) = 0 [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] <... write resumed>) = 4 [pid 3676] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] close(3 [pid 3676] <... futex resumed>) = 0 [pid 3677] <... close resumed>) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3677] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... mmap resumed>) = 0x7f0001901000 [pid 3677] <... futex resumed>) = 0 [pid 3676] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3661] exit_group(0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3676] <... mprotect resumed>) = 0 [pid 3666] <... futex resumed>) = ? [pid 3661] <... exit_group resumed>) = ? [pid 3677] <... mmap resumed>) = 0x7f0001901000 [pid 3676] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3677] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3666] +++ exited with 0 +++ [pid 3677] <... mprotect resumed>) = 0 [pid 3676] <... clone resumed>, parent_tid=[3679], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3679 [pid 3677] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3661] +++ exited with 0 +++ [pid 3677] <... clone resumed>, parent_tid=[3680], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3680 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3661, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3677] <... futex resumed>) = 0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3681 ./strace-static-x86_64: Process 3680 attached [pid 3680] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3680] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3680] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... socket resumed>) = 4 [pid 3677] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... socket resumed>) = 5 [pid 3677] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3680] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... connect resumed>) = 0 [pid 3668] <... write resumed>) = 0 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3668] <... futex resumed>) = 0 [pid 3664] exit_group(0 [pid 3680] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] <... futex resumed>) = ? [pid 3664] <... exit_group resumed>) = ? [pid 3680] <... ioctl resumed>) = 0 [pid 3672] +++ exited with 0 +++ [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3668] +++ exited with 0 +++ [pid 3664] +++ exited with 0 +++ [pid 3680] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3664, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- ./strace-static-x86_64: Process 3681 attached ./strace-static-x86_64: Process 3679 attached ./strace-static-x86_64: Process 3678 attached [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3681] set_robust_list(0x555556aaf5e0, 24 [pid 3679] set_robust_list(0x7f00019219e0, 24 [pid 3678] set_robust_list(0x7f00019219e0, 24 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3669] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3681] <... set_robust_list resumed>) = 0 [pid 3679] <... set_robust_list resumed>) = 0 [pid 3678] <... set_robust_list resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3682 [pid 3681] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3678] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3681] <... prctl resumed>) = 0 [pid 3679] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72./strace-static-x86_64: Process 3682 attached [pid 3681] setpgid(0, 0 [pid 3682] set_robust_list(0x555556aaf5e0, 24 [pid 3679] <... bpf resumed>) = 3 [pid 3681] <... setpgid resumed>) = 0 [pid 3678] <... bpf resumed>) = 3 [pid 3682] <... set_robust_list resumed>) = 0 [pid 3682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3681] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] <... prctl resumed>) = 0 [pid 3682] setpgid(0, 0 [pid 3681] <... openat resumed>) = 3 [pid 3679] <... futex resumed>) = 1 [pid 3678] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3682] <... setpgid resumed>) = 0 [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3681] write(3, "1000", 4 [pid 3679] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3678] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3682] <... openat resumed>) = 3 [pid 3681] <... write resumed>) = 4 [pid 3679] <... socket resumed>) = 4 [pid 3678] <... socket resumed>) = 4 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] write(3, "1000", 4 [pid 3681] close(3 [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3682] <... write resumed>) = 4 [pid 3681] <... close resumed>) = 0 [pid 3679] <... futex resumed>) = 0 [pid 3678] <... futex resumed>) = 0 [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] close(3 [pid 3681] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3678] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3682] <... close resumed>) = 0 [pid 3681] <... futex resumed>) = 0 [pid 3679] <... socket resumed>) = 5 [pid 3678] <... socket resumed>) = 5 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3682] <... futex resumed>) = 0 [pid 3681] <... mmap resumed>) = 0x7f0001901000 [pid 3679] <... futex resumed>) = 0 [pid 3678] <... futex resumed>) = 0 [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3681] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3679] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3678] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3682] <... mmap resumed>) = 0x7f0001901000 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3681] <... mprotect resumed>) = 0 [pid 3679] <... connect resumed>) = 0 [pid 3678] <... connect resumed>) = 0 [pid 3682] <... mprotect resumed>) = 0 [pid 3682] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3681] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] <... clone resumed>, parent_tid=[3683], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3683 [pid 3679] <... futex resumed>) = 1 [pid 3678] <... futex resumed>) = 1 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... clone resumed>, parent_tid=[3684], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3684 [pid 3679] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3678] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3682] <... futex resumed>) = 0 [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] <... futex resumed>) = 0 [pid 3679] <... ioctl resumed>) = 0 [pid 3678] <... ioctl resumed>) = 0 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3684 attached [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] set_robust_list(0x7f00019219e0, 24 [pid 3679] <... futex resumed>) = 1 [pid 3678] <... futex resumed>) = 1 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3684] <... set_robust_list resumed>) = 0 [pid 3679] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3684] <... bpf resumed>) = 3 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3684] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... socket resumed>) = 4 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3684] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... socket resumed>) = 5 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3684] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... connect resumed>) = 0 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3684] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... sendmsg resumed>) = 16744448 [pid 3677] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... ioctl resumed>) = 0 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3684] <... futex resumed>) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... mmap resumed>) = 0x7f00018e0000 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3677] <... mprotect resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3683 attached [pid 3683] set_robust_list(0x7f00019219e0, 24 [pid 3677] <... clone resumed>, parent_tid=[3685], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3685 [pid 3683] <... set_robust_list resumed>) = 0 [pid 3677] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3677] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3685 attached [pid 3683] <... bpf resumed>) = 3 [pid 3685] set_robust_list(0x7f00019009e0, 24 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3685] <... set_robust_list resumed>) = 0 [pid 3683] <... futex resumed>) = 1 [pid 3682] <... futex resumed>) = 0 [pid 3685] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3685] <... openat resumed>) = 6 [pid 3682] <... futex resumed>) = 0 [pid 3685] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3685] <... futex resumed>) = 1 [pid 3683] <... socket resumed>) = 4 [pid 3677] <... futex resumed>) = 0 [pid 3685] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = 1 [pid 3680] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3683] <... futex resumed>) = 1 [pid 3682] <... futex resumed>) = 0 [pid 3680] <... mmap resumed>) = 0x20000000 [pid 3683] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] <... socket resumed>) = 5 [pid 3682] <... futex resumed>) = 0 [pid 3680] <... futex resumed>) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3674] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3683] <... futex resumed>) = 0 [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3676] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] write(4, NULL, 0 [pid 3677] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3683] <... connect resumed>) = 0 [pid 3682] <... futex resumed>) = 0 [pid 3681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] <... mmap resumed>) = 0x7f00018e0000 [pid 3683] <... futex resumed>) = 0 [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3674] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3683] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3674] <... mprotect resumed>) = 0 [pid 3683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3682] <... futex resumed>) = 0 [pid 3674] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3683] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... clone resumed>, parent_tid=[3686], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3686 [pid 3683] <... ioctl resumed>) = 0 [pid 3674] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] <... futex resumed>) = 0 [pid 3674] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3686 attached [pid 3686] set_robust_list(0x7f00019009e0, 24 [pid 3683] <... futex resumed>) = 1 [pid 3682] <... futex resumed>) = 0 [pid 3686] <... set_robust_list resumed>) = 0 [pid 3686] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3683] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3682] <... futex resumed>) = 0 [pid 3686] <... futex resumed>) = 1 [pid 3683] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... futex resumed>) = 0 [pid 3686] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3674] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3686] <... mmap resumed>) = 0x20000000 [pid 3678] <... sendmsg resumed>) = 16744448 [pid 3674] <... futex resumed>) = 0 [pid 3686] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] <... futex resumed>) = 0 [pid 3676] <... mmap resumed>) = 0x7f00018e0000 [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3674] <... futex resumed>) = 0 [pid 3686] write(4, NULL, 0 [pid 3674] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... sendmsg resumed>) = 16744448 [pid 3681] <... mmap resumed>) = 0x7f00018e0000 [pid 3679] <... sendmsg resumed>) = 16744448 [pid 3676] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3673] <... write resumed>) = 0 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... mprotect resumed>) = 0 [pid 3673] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... futex resumed>) = 0 [pid 3683] <... sendmsg resumed>) = 16744448 [pid 3682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3681] <... mprotect resumed>) = 0 [pid 3679] <... futex resumed>) = 0 [pid 3678] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3669] exit_group(0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] <... futex resumed>) = ? [pid 3669] <... exit_group resumed>) = ? [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] <... futex resumed>) = 0 [pid 3681] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3679] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3678] <... futex resumed>) = 0 [pid 3682] <... futex resumed>) = 0 [pid 3675] +++ exited with 0 +++ [pid 3673] <... futex resumed>) = ? [pid 3683] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3678] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... clone resumed>, parent_tid=[3687], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3687 ./strace-static-x86_64: Process 3687 attached [pid 3687] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3687] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] +++ exited with 0 +++ [pid 3669] +++ exited with 0 +++ [pid 3676] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] <... openat resumed>) = 6 [pid 3681] <... clone resumed>, parent_tid=[3688], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3688 [pid 3676] <... futex resumed>) = 1 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3669, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3687] <... futex resumed>) = 0 [pid 3683] <... futex resumed>) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3687] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3683] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] <... futex resumed>) = 0 [pid 3681] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... openat resumed>) = 6 [pid 3683] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3682] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3688 attached [pid 3687] <... futex resumed>) = 1 [pid 3683] <... mmap resumed>) = 0x20000000 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3688] set_robust_list(0x7f00019009e0, 24 [pid 3687] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3689 [pid 3688] <... set_robust_list resumed>) = 0 [pid 3683] <... futex resumed>) = 0 [pid 3682] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 1 [pid 3679] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3683] write(4, NULL, 0 [pid 3682] <... futex resumed>) = 0 [pid 3679] <... mmap resumed>) = 0x20000000 [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3676] <... futex resumed>) = 0 [pid 3682] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3679] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] <... futex resumed>) = 0 [pid 3679] write(4, NULL, 0 [pid 3676] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3689 attached [pid 3688] <... openat resumed>) = 6 [pid 3681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] <... futex resumed>) = 0 [pid 3681] <... futex resumed>) = 1 [pid 3684] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3684] <... mmap resumed>) = 0x20000000 [pid 3689] set_robust_list(0x555556aaf5e0, 24 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] <... set_robust_list resumed>) = 0 [pid 3684] <... futex resumed>) = 1 [pid 3681] <... futex resumed>) = 0 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3684] write(4, NULL, 0 [pid 3681] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] <... prctl resumed>) = 0 [pid 3681] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3689] write(3, "1000", 4 [pid 3676] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3689] <... write resumed>) = 4 [pid 3689] close(3) = 0 [pid 3689] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3689] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3689] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3690], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3690 [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3690 attached [pid 3690] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3690] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3690] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... socket resumed>) = 4 [pid 3689] <... futex resumed>) = 0 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3690] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... socket resumed>) = 5 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3690] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... write resumed>) = 0 [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3680] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3680] <... futex resumed>) = 0 [pid 3690] <... connect resumed>) = 0 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3677] exit_group(0 [pid 3690] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3685] <... futex resumed>) = ? [pid 3680] <... futex resumed>) = ? [pid 3677] <... exit_group resumed>) = ? [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3685] +++ exited with 0 +++ [pid 3680] +++ exited with 0 +++ [pid 3677] +++ exited with 0 +++ [pid 3690] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3690] <... ioctl resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3690] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3690] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3691 ./strace-static-x86_64: Process 3691 attached [pid 3691] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3691] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3691] setpgid(0, 0) = 0 [pid 3691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3691] write(3, "1000", 4) = 4 [pid 3691] close(3) = 0 [pid 3691] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3679] <... write resumed>) = 0 [pid 3691] <... mmap resumed>) = 0x7f0001901000 [pid 3689] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3689] <... futex resumed>) = 0 [pid 3691] <... mprotect resumed>) = 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3691] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3692], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3692 [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] <... mmap resumed>) = 0x7f00018e0000 [pid 3689] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 3692 attached [pid 3689] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3692] set_robust_list(0x7f00019219e0, 24 [pid 3686] <... write resumed>) = 0 [pid 3689] <... clone resumed>, parent_tid=[3693], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3693 [pid 3692] <... set_robust_list resumed>) = 0 [pid 3686] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3689] <... futex resumed>) = 0 [pid 3686] <... futex resumed>) = 0 [pid 3674] exit_group(0./strace-static-x86_64: Process 3693 attached [pid 3692] <... bpf resumed>) = 3 [pid 3689] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... exit_group resumed>) = ? [pid 3693] set_robust_list(0x7f00019009e0, 24 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] <... futex resumed>) = ? [pid 3693] <... set_robust_list resumed>) = 0 [pid 3679] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 1 [pid 3686] +++ exited with 0 +++ [pid 3693] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3679] <... futex resumed>) = 0 [pid 3693] <... openat resumed>) = 6 [pid 3679] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... futex resumed>) = 0 [pid 3678] +++ exited with 0 +++ [pid 3676] exit_group(0 [pid 3674] +++ exited with 0 +++ [pid 3693] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3687] <... futex resumed>) = ? [pid 3679] <... futex resumed>) = ? [pid 3676] <... exit_group resumed>) = ? [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] +++ exited with 0 +++ [pid 3679] +++ exited with 0 +++ [pid 3691] <... futex resumed>) = 1 [pid 3676] +++ exited with 0 +++ [pid 3692] <... futex resumed>) = 0 [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3676, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3693] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3689] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 3693] <... mmap resumed>) = 0x20000000 [pid 3692] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... restart_syscall resumed>) = 0 [pid 3693] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... socket resumed>) = 4 [pid 3690] <... sendmsg resumed>) = 16744448 [pid 3684] <... write resumed>) = 0 [pid 3683] <... write resumed>) = 0 [pid 3693] <... futex resumed>) = 1 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3689] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3690] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] <... futex resumed>) = 0 [pid 3684] <... futex resumed>) = 0 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = 0 [pid 3684] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] exit_group(0 [pid 3692] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] <... exit_group resumed>) = ? [pid 3681] exit_group(0 [pid 3692] <... socket resumed>) = 5 [pid 3690] write(4, NULL, 0 [pid 3688] <... futex resumed>) = ? [pid 3684] <... futex resumed>) = ? [pid 3681] <... exit_group resumed>) = ? [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3694 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] +++ exited with 0 +++ [pid 3684] +++ exited with 0 +++ [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3694 attached [pid 3692] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] set_robust_list(0x555556aaf5e0, 24 [pid 3692] <... connect resumed>) = 0 [pid 3694] <... set_robust_list resumed>) = 0 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3694] <... prctl resumed>) = 0 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] setpgid(0, 0 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = 0 [pid 3694] <... setpgid resumed>) = 0 [pid 3692] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3692] <... ioctl resumed>) = 0 [pid 3694] <... openat resumed>) = 3 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] write(3, "1000", 4 [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3694] <... write resumed>) = 4 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] close(3 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = 0 [pid 3694] <... close resumed>) = 0 [pid 3692] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3695 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3681, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3694] <... futex resumed>) = 0 [pid 3694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3694] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3694] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3697], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3697 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3696 [pid 3694] <... futex resumed>) = 0 [pid 3683] <... futex resumed>) = ? [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3683] +++ exited with 0 +++ [pid 3682] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3682, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- ./strace-static-x86_64: Process 3696 attached [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3696] set_robust_list(0x555556aaf5e0, 24./strace-static-x86_64: Process 3697 attached ) = 0 [pid 3697] set_robust_list(0x7f00019219e0, 24 [pid 3696] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3697] <... set_robust_list resumed>) = 0 [pid 3696] <... prctl resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3698 ./strace-static-x86_64: Process 3695 attached [pid 3697] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3696] setpgid(0, 0 [pid 3697] <... bpf resumed>) = 3 [pid 3696] <... setpgid resumed>) = 0 [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3697] <... futex resumed>) = 1 [pid 3696] <... openat resumed>) = 3 [pid 3695] set_robust_list(0x555556aaf5e0, 24 [pid 3694] <... futex resumed>) = 0 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] write(3, "1000", 4 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... write resumed>) = 4 [pid 3695] <... set_robust_list resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3697] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3696] close(3 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] <... socket resumed>) = 4 [pid 3696] <... close resumed>) = 0 [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3697] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3695] <... prctl resumed>) = 0 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] setpgid(0, 0 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... mmap resumed>) = 0x7f0001901000 [pid 3694] <... futex resumed>) = 0 [pid 3697] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3696] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3695] <... setpgid resumed>) = 0 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] <... socket resumed>) = 5 [pid 3696] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3698 attached [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3698] set_robust_list(0x555556aaf5e0, 24 [pid 3697] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... clone resumed>, parent_tid=[3699], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3699 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... set_robust_list resumed>) = 0 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... openat resumed>) = 3 [pid 3694] <... futex resumed>) = 0 [pid 3697] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3696] <... futex resumed>) = 0 [pid 3695] write(3, "1000", 4 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3697] <... connect resumed>) = 0 [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] <... write resumed>) = 4 [pid 3698] <... prctl resumed>) = 0 [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] close(3 [pid 3689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3698] setpgid(0, 0 [pid 3697] <... futex resumed>) = 1 [pid 3695] <... close resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3698] <... setpgid resumed>) = 0 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3699 attached [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3699] set_robust_list(0x7f00019219e0, 24 [pid 3697] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... set_robust_list resumed>) = 0 [pid 3698] <... openat resumed>) = 3 [pid 3697] <... ioctl resumed>) = 0 [pid 3695] <... mmap resumed>) = 0x7f0001901000 [pid 3699] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3698] write(3, "1000", 4 [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3699] <... bpf resumed>) = 3 [pid 3697] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... write resumed>) = 4 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... mprotect resumed>) = 0 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] <... futex resumed>) = 1 [pid 3698] close(3 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3695] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3694] <... futex resumed>) = 0 [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] <... close resumed>) = 0 [pid 3697] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = 0 [pid 3695] <... clone resumed>, parent_tid=[3700], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3700 [pid 3691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3699] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3698] <... futex resumed>) = 0 [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3700 attached [pid 3699] <... socket resumed>) = 4 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3695] <... futex resumed>) = 0 [pid 3692] <... sendmsg resumed>) = 16744448 [pid 3691] <... futex resumed>) = 0 [pid 3700] set_robust_list(0x7f00019219e0, 24 [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... mmap resumed>) = 0x7f0001901000 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3699] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3691] <... mmap resumed>) = 0x7f00018e0000 [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3691] <... mprotect resumed>) = 0 [pid 3699] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3700] <... set_robust_list resumed>) = 0 [pid 3691] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3699] <... socket resumed>) = 5 [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... mprotect resumed>) = 0 [pid 3691] <... clone resumed>, parent_tid=[3701], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3701 [pid 3700] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3699] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3691] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 0 [pid 3700] <... bpf resumed>) = 3 [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... futex resumed>) = 0 [pid 3700] <... futex resumed>) = 1 [pid 3699] <... connect resumed>) = 0 [pid 3698] <... clone resumed>, parent_tid=[3702], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3702 [pid 3695] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3701 attached [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] set_robust_list(0x7f00019009e0, 24 [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3696] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3701] <... set_robust_list resumed>) = 0 [pid 3700] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3702 attached [pid 3701] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3700] <... socket resumed>) = 4 [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3702] set_robust_list(0x7f00019219e0, 24 [pid 3701] <... openat resumed>) = 6 [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... set_robust_list resumed>) = 0 [pid 3701] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = 1 [pid 3699] <... ioctl resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3702] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3701] <... futex resumed>) = 1 [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 0 [pid 3702] <... bpf resumed>) = 3 [pid 3701] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... futex resumed>) = 0 [pid 3691] <... futex resumed>) = 1 [pid 3702] <... futex resumed>) = 1 [pid 3700] <... socket resumed>) = 5 [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... futex resumed>) = 0 [pid 3696] <... futex resumed>) = 0 [pid 3692] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... mmap resumed>) = 0x20000000 [pid 3702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3700] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3702] <... socket resumed>) = 4 [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3692] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = 0 [pid 3702] <... futex resumed>) = 1 [pid 3700] <... connect resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3692] write(4, NULL, 0 [pid 3691] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3696] <... futex resumed>) = 0 [pid 3702] <... socket resumed>) = 5 [pid 3696] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... mmap resumed>) = 0x7f00018e0000 [pid 3702] <... futex resumed>) = 0 [pid 3696] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3702] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3696] <... mprotect resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3696] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3700] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... clone resumed>, parent_tid=[3703], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3703 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3696] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... ioctl resumed>) = 0 [pid 3696] <... futex resumed>) = 0 [pid 3702] <... futex resumed>) = 0 [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 1 [pid 3696] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3700] <... futex resumed>) = 1 [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] <... futex resumed>) = 0 [pid 3702] <... connect resumed>) = 0 [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3702] <... futex resumed>) = 1 [pid 3700] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3698] <... futex resumed>) = 0 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3703 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3698] <... futex resumed>) = 0 [pid 3703] set_robust_list(0x7f00019009e0, 24 [pid 3702] <... ioctl resumed>) = 0 [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] <... sendmsg resumed>) = 16744448 [pid 3694] <... mmap resumed>) = 0x7f00018e0000 [pid 3690] <... write resumed>) = 0 [pid 3703] <... set_robust_list resumed>) = 0 [pid 3694] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3703] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... mprotect resumed>) = 0 [pid 3690] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] exit_group(0 [pid 3703] <... openat resumed>) = 6 [pid 3697] <... futex resumed>) = 0 [pid 3694] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3703] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... futex resumed>) = 0 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] <... futex resumed>) = ? [pid 3690] <... futex resumed>) = ? [pid 3689] <... exit_group resumed>) = ? [pid 3703] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3694] <... clone resumed>, parent_tid=[3704], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3704 [pid 3693] +++ exited with 0 +++ [pid 3703] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3698] <... futex resumed>) = 0 [pid 3696] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] +++ exited with 0 +++ [pid 3703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3703] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3696] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... mmap resumed>) = 0x20000000 [pid 3689] +++ exited with 0 +++ [pid 3703] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 0 [pid 3703] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... futex resumed>) = 0 [pid 3703] write(4, NULL, 0 [pid 3696] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3705 [pid 3695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3695] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3695] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 3705 attached ./strace-static-x86_64: Process 3704 attached [pid 3700] <... sendmsg resumed>) = 16744448 [pid 3695] <... mprotect resumed>) = 0 [pid 3705] set_robust_list(0x555556aaf5e0, 24 [pid 3704] set_robust_list(0x7f00019009e0, 24 [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] <... set_robust_list resumed>) = 0 [pid 3704] <... set_robust_list resumed>) = 0 [pid 3700] <... futex resumed>) = 0 [pid 3695] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3704] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3700] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3704] <... openat resumed>) = 6 [pid 3705] setpgid(0, 0 [pid 3704] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... clone resumed>, parent_tid=[3706], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3706 [pid 3705] <... setpgid resumed>) = 0 [pid 3704] <... futex resumed>) = 1 [pid 3695] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3706 attached [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3704] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] <... sendmsg resumed>) = 16744448 [pid 3698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3696] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3695] <... futex resumed>) = 0 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] set_robust_list(0x7f00019009e0, 24 [pid 3705] <... openat resumed>) = 3 [pid 3699] <... sendmsg resumed>) = 16744448 [pid 3698] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... futex resumed>) = 0 [pid 3695] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3705] write(3, "1000", 4 [pid 3697] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3706] <... set_robust_list resumed>) = 0 [pid 3705] <... write resumed>) = 4 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3697] <... mmap resumed>) = 0x20000000 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... mmap resumed>) = 0x7f00018e0000 [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] close(3 [pid 3706] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3699] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... futex resumed>) = 0 [pid 3699] <... futex resumed>) = 0 [pid 3698] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3697] write(4, NULL, 0 [pid 3705] <... close resumed>) = 0 [pid 3694] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] <... openat resumed>) = 6 [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] <... mprotect resumed>) = 0 [pid 3706] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3698] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3706] <... futex resumed>) = 1 [pid 3705] <... futex resumed>) = 0 [pid 3702] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... futex resumed>) = 0 [pid 3694] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3698] <... clone resumed>, parent_tid=[3707], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3707 [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3700] <... futex resumed>) = 0 [pid 3698] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3707 attached [pid 3705] <... mprotect resumed>) = 0 [pid 3700] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3698] <... futex resumed>) = 0 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... write resumed>) = 0 [pid 3707] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3705] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3707] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3700] <... mmap resumed>) = 0x20000000 [pid 3698] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3707] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3708 attached ) = 0 [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3692] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] <... clone resumed>, parent_tid=[3708], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3708 [pid 3707] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] <... futex resumed>) = 1 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... futex resumed>) = 0 [pid 3691] exit_group(0 [pid 3695] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 1 [pid 3702] <... futex resumed>) = 0 [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3700] write(4, NULL, 0 [pid 3705] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 0 [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3701] <... futex resumed>) = ? [pid 3691] <... exit_group resumed>) = ? [pid 3701] +++ exited with 0 +++ [pid 3702] <... mmap resumed>) = 0x20000000 [pid 3695] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3692] <... futex resumed>) = ? [pid 3708] set_robust_list(0x7f00019219e0, 24 [pid 3698] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] write(4, NULL, 0 [pid 3698] <... futex resumed>) = 0 [pid 3708] <... set_robust_list resumed>) = 0 [pid 3708] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3708] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] <... futex resumed>) = 0 [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] <... futex resumed>) = 0 [pid 3708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED) = 4 [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3705] <... futex resumed>) = 0 [pid 3708] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] <... socket resumed>) = 5 [pid 3705] <... futex resumed>) = 0 [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3708] <... futex resumed>) = 0 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3708] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] <... connect resumed>) = 0 [pid 3705] <... futex resumed>) = 0 [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] <... futex resumed>) = 0 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3708] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] <... futex resumed>) = 0 [pid 3692] +++ exited with 0 +++ [pid 3691] +++ exited with 0 +++ [pid 3708] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3708] <... ioctl resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3691, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3705] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3708] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] <... futex resumed>) = 0 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3708] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3705] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3709 [pid 3695] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3709 attached [pid 3709] set_robust_list(0x555556aaf5e0, 24 [pid 3698] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3709] <... set_robust_list resumed>) = 0 [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3709] setpgid(0, 0 [pid 3705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3705] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3705] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3705] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3709] <... setpgid resumed>) = 0 [pid 3705] <... clone resumed>, parent_tid=[3710], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3710 [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3705] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3709] <... openat resumed>) = 3 [pid 3709] write(3, "1000", 4) = 4 [pid 3709] close(3) = 0 [pid 3709] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 3710 attached ) = 0x7f0001901000 [pid 3710] set_robust_list(0x7f00019009e0, 24 [pid 3709] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3710] <... set_robust_list resumed>) = 0 [pid 3709] <... mprotect resumed>) = 0 [pid 3710] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3709] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3711], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3711 ./strace-static-x86_64: Process 3711 attached [pid 3710] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3705] <... futex resumed>) = 0 [pid 3710] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] <... futex resumed>) = 0 [pid 3710] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3705] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] set_robust_list(0x7f00019219e0, 24 [pid 3710] <... mmap resumed>) = 0x20000000 [pid 3710] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... set_robust_list resumed>) = 0 [pid 3710] <... futex resumed>) = 1 [pid 3705] <... futex resumed>) = 0 [pid 3710] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] <... futex resumed>) = 0 [pid 3710] write(4, NULL, 0 [pid 3705] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3711] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... socket resumed>) = 4 [pid 3709] <... futex resumed>) = 0 [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3711] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3709] <... futex resumed>) = 0 [pid 3711] <... socket resumed>) = 5 [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3703] <... write resumed>) = 0 [pid 3711] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... write resumed>) = 0 [pid 3705] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3708] <... sendmsg resumed>) = 16744448 [pid 3708] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3703] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3696] exit_group(0 [pid 3699] <... futex resumed>) = ? [pid 3696] <... exit_group resumed>) = ? [pid 3699] +++ exited with 0 +++ [pid 3703] <... futex resumed>) = ? [pid 3711] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] <... connect resumed>) = 0 [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3711] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] +++ exited with 0 +++ [pid 3696] +++ exited with 0 +++ [pid 3697] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3696, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3697] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] ioctl(4, SIOCPROTOPRIVATE, 0x20000180) = 0 [pid 3697] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] exit_group(0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3711] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3700] <... write resumed>) = 0 [pid 3711] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = ? [pid 3700] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3697] <... futex resumed>) = ? [pid 3694] <... exit_group resumed>) = ? [pid 3697] +++ exited with 0 +++ [pid 3711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3704] +++ exited with 0 +++ ./strace-static-x86_64: Process 3712 attached [pid 3712] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3712] setpgid(0, 0) = 0 [pid 3712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3694] +++ exited with 0 +++ [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3712 [pid 3709] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3695] exit_group(0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3694, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3712] <... openat resumed>) = 3 [pid 3712] write(3, "1000", 4) = 4 [pid 3712] close(3) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3712] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3712] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3713], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3713 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3713 attached [pid 3713] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3713] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3706] <... futex resumed>) = ? [pid 3695] <... exit_group resumed>) = ? [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3713] <... bpf resumed>) = 3 [pid 3706] +++ exited with 0 +++ [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = ? [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3714 [pid 3712] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... futex resumed>) = 1 [pid 3713] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED) = 4 [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... futex resumed>) = 1 [pid 3713] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP) = 5 [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = 1 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3712] <... futex resumed>) = 0 [pid 3713] <... connect resumed>) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... write resumed>) = 0 [pid 3700] +++ exited with 0 +++ [pid 3695] +++ exited with 0 +++ [pid 3713] <... futex resumed>) = 1 [pid 3712] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3714 attached [pid 3713] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3714] set_robust_list(0x555556aaf5e0, 24 [pid 3713] <... ioctl resumed>) = 0 [pid 3712] <... futex resumed>) = 0 [pid 3714] <... set_robust_list resumed>) = 0 [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3713] <... futex resumed>) = 0 [pid 3712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] <... prctl resumed>) = 0 [pid 3713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3712] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] setpgid(0, 0 [pid 3712] <... futex resumed>) = 0 [pid 3714] <... setpgid resumed>) = 0 [pid 3712] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3714] write(3, "1000", 4) = 4 [pid 3714] close(3) = 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3714] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3714] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3716], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3716 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3715 ./strace-static-x86_64: Process 3715 attached [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3702] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... futex resumed>) = 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3698] exit_group(0 [pid 3709] <... mmap resumed>) = 0x7f00018e0000 [pid 3707] <... futex resumed>) = ? [pid 3709] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3698] <... exit_group resumed>) = ? [pid 3707] +++ exited with 0 +++ [pid 3709] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3716 attached [pid 3715] set_robust_list(0x555556aaf5e0, 24 [pid 3709] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3702] +++ exited with 0 +++ [pid 3698] +++ exited with 0 +++ [pid 3716] set_robust_list(0x7f00019219e0, 24 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3716] <... set_robust_list resumed>) = 0 [pid 3715] <... set_robust_list resumed>) = 0 [pid 3709] <... clone resumed>, parent_tid=[3717], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3717 [pid 3716] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3709] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... bpf resumed>) = 3 [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3709] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3717 attached [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] set_robust_list(0x7f00019009e0, 24 [pid 3716] <... futex resumed>) = 1 [pid 3714] <... futex resumed>) = 0 [pid 3717] <... set_robust_list resumed>) = 0 [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3718 [pid 3717] <... openat resumed>) = 6 [pid 3716] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3715] <... prctl resumed>) = 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3718 attached [pid 3717] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... socket resumed>) = 4 [pid 3715] setpgid(0, 0 [pid 3717] <... futex resumed>) = 1 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = 0 [pid 3717] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] <... futex resumed>) = 1 [pid 3715] <... setpgid resumed>) = 0 [pid 3714] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = 0 [pid 3717] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3714] <... futex resumed>) = 0 [pid 3709] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] set_robust_list(0x555556aaf5e0, 24 [pid 3717] <... mmap resumed>) = 0x20000000 [pid 3716] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... set_robust_list resumed>) = 0 [pid 3717] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... socket resumed>) = 5 [pid 3715] <... openat resumed>) = 3 [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3717] <... futex resumed>) = 1 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3709] <... futex resumed>) = 0 [pid 3718] <... prctl resumed>) = 0 [pid 3717] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] <... futex resumed>) = 1 [pid 3715] write(3, "1000", 4 [pid 3714] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = 0 [pid 3718] setpgid(0, 0 [pid 3717] write(4, NULL, 0 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] <... write resumed>) = 4 [pid 3714] <... futex resumed>) = 0 [pid 3712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3709] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... setpgid resumed>) = 0 [pid 3716] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3715] close(3 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] <... mmap resumed>) = 0x7f00018e0000 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3716] <... connect resumed>) = 0 [pid 3715] <... close resumed>) = 0 [pid 3712] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... mprotect resumed>) = 0 [pid 3718] <... openat resumed>) = 3 [pid 3716] <... futex resumed>) = 1 [pid 3714] <... futex resumed>) = 0 [pid 3712] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] <... futex resumed>) = 0 [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] write(3, "1000", 4 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3714] <... futex resumed>) = 0 [pid 3712] <... clone resumed>, parent_tid=[3719], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3719 [pid 3718] <... write resumed>) = 4 [pid 3716] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3715] <... mmap resumed>) = 0x7f0001901000 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(3) = 0 [pid 3716] <... ioctl resumed>) = 0 [pid 3715] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3712] <... futex resumed>) = 0 [pid 3718] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... mprotect resumed>) = 0 [pid 3712] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 1 [pid 3714] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3719 attached [pid 3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] set_robust_list(0x7f00019009e0, 24 [pid 3718] <... mmap resumed>) = 0x7f0001901000 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] <... futex resumed>) = 0 [pid 3719] <... set_robust_list resumed>) = 0 [pid 3718] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3715] <... clone resumed>, parent_tid=[3720], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3720 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3719] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3718] <... mprotect resumed>) = 0 [pid 3719] <... openat resumed>) = 6 [pid 3718] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... sendmsg resumed>) = 16744448 [pid 3719] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3711] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... futex resumed>) = 1 [pid 3712] <... futex resumed>) = 0 [pid 3718] <... clone resumed>, parent_tid=[3721], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3721 ./strace-static-x86_64: Process 3720 attached [pid 3719] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3720] set_robust_list(0x7f00019219e0, 24 [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3720] <... set_robust_list resumed>) = 0 [pid 3719] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3718] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3711] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3721 attached [pid 3720] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3719] <... mmap resumed>) = 0x20000000 [pid 3710] <... write resumed>) = 0 [pid 3721] set_robust_list(0x7f00019219e0, 24 [pid 3720] <... bpf resumed>) = 3 [pid 3719] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] <... sendmsg resumed>) = 16744448 [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... set_robust_list resumed>) = 0 [pid 3719] <... futex resumed>) = 1 [pid 3712] <... futex resumed>) = 0 [pid 3710] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 1 [pid 3719] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] <... futex resumed>) = 0 [pid 3710] <... futex resumed>) = 0 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3719] write(4, NULL, 0 [pid 3715] <... futex resumed>) = 0 [pid 3712] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... bpf resumed>) = 3 [pid 3720] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3716] <... futex resumed>) = 1 [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] <... futex resumed>) = 0 [pid 3713] <... sendmsg resumed>) = 16744448 [pid 3710] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] exit_group(0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... socket resumed>) = 4 [pid 3716] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] <... futex resumed>) = ? [pid 3708] <... futex resumed>) = ? [pid 3705] <... exit_group resumed>) = ? [pid 3721] <... futex resumed>) = 1 [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... futex resumed>) = 0 [pid 3714] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = 0 [pid 3708] +++ exited with 0 +++ [pid 3720] <... futex resumed>) = 1 [pid 3716] <... openat resumed>) = 6 [pid 3715] <... futex resumed>) = 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] <... futex resumed>) = 0 [pid 3720] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3720] <... socket resumed>) = 5 [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3720] <... futex resumed>) = 1 [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3713] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3710] +++ exited with 0 +++ [pid 3705] +++ exited with 0 +++ [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] <... futex resumed>) = 0 [pid 3720] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3720] <... connect resumed>) = 0 [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3715] <... futex resumed>) = 0 [pid 3721] <... socket resumed>) = 4 [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... futex resumed>) = 0 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... futex resumed>) = 1 [pid 3715] <... futex resumed>) = 0 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] <... futex resumed>) = 0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3720] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... futex resumed>) = 0 [pid 3720] <... ioctl resumed>) = 0 [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] <... futex resumed>) = 0 [pid 3721] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... futex resumed>) = 0 [pid 3716] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... socket resumed>) = 5 [pid 3720] <... futex resumed>) = 1 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] <... futex resumed>) = 0 [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] <... futex resumed>) = 0 [pid 3720] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3716] <... mmap resumed>) = 0x20000000 [pid 3715] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... futex resumed>) = 1 [pid 3714] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... futex resumed>) = 0 [pid 3716] write(4, NULL, 0 [pid 3714] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... connect resumed>) = 0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3712] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3721] <... futex resumed>) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3718] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3722 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... ioctl resumed>) = 0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3721] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0./strace-static-x86_64: Process 3722 attached [pid 3722] set_robust_list(0x555556aaf5e0, 24 [pid 3715] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3722] <... set_robust_list resumed>) = 0 [pid 3715] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3715] <... futex resumed>) = 0 [pid 3714] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3722] <... prctl resumed>) = 0 [pid 3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3722] setpgid(0, 0 [pid 3715] <... mmap resumed>) = 0x7f00018e0000 [pid 3722] <... setpgid resumed>) = 0 [pid 3715] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3715] <... mprotect resumed>) = 0 [pid 3722] <... openat resumed>) = 3 [pid 3715] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3722] write(3, "1000", 4 [pid 3715] <... clone resumed>, parent_tid=[3723], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3723 [pid 3722] <... write resumed>) = 4 [pid 3715] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] close(3 [pid 3715] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3723 attached [pid 3722] <... close resumed>) = 0 [pid 3715] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] set_robust_list(0x7f00019009e0, 24 [pid 3722] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3723] <... set_robust_list resumed>) = 0 [pid 3722] <... futex resumed>) = 0 [pid 3723] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3718] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... openat resumed>) = 6 [pid 3722] <... mmap resumed>) = 0x7f0001901000 [pid 3718] <... futex resumed>) = 0 [pid 3723] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3723] <... futex resumed>) = 1 [pid 3722] <... mprotect resumed>) = 0 [pid 3718] <... mmap resumed>) = 0x7f00018e0000 [pid 3715] <... futex resumed>) = 0 [pid 3723] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3715] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3715] <... futex resumed>) = 0 [pid 3723] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3722] <... clone resumed>, parent_tid=[3724], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3724 [pid 3715] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] <... mmap resumed>) = 0x20000000 [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... mprotect resumed>) = 0 [pid 3723] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] <... futex resumed>) = 0 [pid 3718] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3724 attached [pid 3723] <... futex resumed>) = 1 [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] <... futex resumed>) = 0 [pid 3724] set_robust_list(0x7f00019219e0, 24 [pid 3723] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] <... set_robust_list resumed>) = 0 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3720] <... sendmsg resumed>) = 16744448 [pid 3718] <... clone resumed>, parent_tid=[3725], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3725 [pid 3715] <... futex resumed>) = 0 [pid 3724] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3723] write(4, NULL, 0 [pid 3720] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3725 attached [pid 3724] <... bpf resumed>) = 3 [pid 3721] <... sendmsg resumed>) = 16744448 [pid 3720] <... futex resumed>) = 0 [pid 3718] <... futex resumed>) = 0 [pid 3725] set_robust_list(0x7f00019009e0, 24 [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... set_robust_list resumed>) = 0 [pid 3724] <... futex resumed>) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3717] <... write resumed>) = 0 [pid 3725] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3724] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... openat resumed>) = 6 [pid 3724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] <... futex resumed>) = 0 [pid 3725] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] <... socket resumed>) = 4 [pid 3717] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3725] <... futex resumed>) = 1 [pid 3725] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3724] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... futex resumed>) = 0 [pid 3718] <... futex resumed>) = 0 [pid 3717] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] exit_group(0 [pid 3724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = ? [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... exit_group resumed>) = ? [pid 3711] <... futex resumed>) = ? [pid 3724] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3718] <... futex resumed>) = 0 [pid 3717] +++ exited with 0 +++ [pid 3724] <... socket resumed>) = 5 [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3724] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] <... futex resumed>) = 0 [pid 3724] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] <... connect resumed>) = 0 [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3711] +++ exited with 0 +++ [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3709] +++ exited with 0 +++ [pid 3724] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... mmap resumed>) = 0x20000000 [pid 3715] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] <... futex resumed>) = 0 [pid 3724] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] <... ioctl resumed>) = 0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3709, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3724] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] <... futex resumed>) = 0 [pid 3721] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3721] write(4, NULL, 0 [pid 3718] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3726 [pid 3719] <... write resumed>) = 0 ./strace-static-x86_64: Process 3726 attached [pid 3719] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3719] <... futex resumed>) = 0 [pid 3726] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3719] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3712] exit_group(0 [pid 3726] <... prctl resumed>) = 0 [pid 3719] <... futex resumed>) = ? [pid 3712] <... exit_group resumed>) = ? [pid 3726] setpgid(0, 0 [pid 3719] +++ exited with 0 +++ [pid 3713] <... futex resumed>) = ? [pid 3726] <... setpgid resumed>) = 0 [pid 3726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3726] write(3, "1000", 4) = 4 [pid 3726] close(3) = 0 [pid 3726] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3722] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3713] +++ exited with 0 +++ [pid 3712] +++ exited with 0 +++ [pid 3726] <... mmap resumed>) = 0x7f0001901000 [pid 3722] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3722] <... futex resumed>) = 0 [pid 3726] <... mprotect resumed>) = 0 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3726] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3727], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3727 [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3712, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3726] <... futex resumed>) = 0 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3728 ./strace-static-x86_64: Process 3727 attached [pid 3727] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3727] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3727] <... bpf resumed>) = 3 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3728 attached ) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3727] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... socket resumed>) = 4 [pid 3726] <... futex resumed>) = 0 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] <... futex resumed>) = 0 [pid 3726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3726] <... futex resumed>) = 0 [pid 3727] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] <... socket resumed>) = 5 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3728] set_robust_list(0x555556aaf5e0, 24 [pid 3727] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... set_robust_list resumed>) = 0 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3726] <... futex resumed>) = 0 [pid 3722] <... mmap resumed>) = 0x7f00018e0000 [pid 3728] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3727] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] <... sendmsg resumed>) = 16744448 [pid 3722] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3727] <... connect resumed>) = 0 [pid 3722] <... mprotect resumed>) = 0 [pid 3728] <... prctl resumed>) = 0 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3728] setpgid(0, 0 [pid 3727] <... futex resumed>) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3727] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] <... clone resumed>, parent_tid=[3729], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3729 [pid 3728] <... setpgid resumed>) = 0 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3726] <... futex resumed>) = 0 [pid 3722] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3722] <... futex resumed>) = 0 [pid 3728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3727] <... ioctl resumed>) = 0 [pid 3722] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3729 attached [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] set_robust_list(0x7f00019009e0, 24 [pid 3727] <... futex resumed>) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3729] <... set_robust_list resumed>) = 0 [pid 3728] <... openat resumed>) = 3 [pid 3727] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... write resumed>) = 0 [pid 3729] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3726] <... futex resumed>) = 0 [pid 3729] <... openat resumed>) = 6 [pid 3728] write(3, "1000", 4 [pid 3727] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... write resumed>) = 4 [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] <... futex resumed>) = 1 [pid 3724] <... futex resumed>) = 0 [pid 3722] <... futex resumed>) = 0 [pid 3714] exit_group(0 [pid 3729] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3724] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... exit_group resumed>) = ? [pid 3728] close(3 [pid 3724] <... mmap resumed>) = 0x20000000 [pid 3722] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = ? [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] <... close resumed>) = 0 [pid 3724] <... futex resumed>) = 0 [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3724] write(4, NULL, 0 [pid 3722] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] <... futex resumed>) = 0 [pid 3716] +++ exited with 0 +++ [pid 3714] +++ exited with 0 +++ [pid 3722] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] <... futex resumed>) = 0 [pid 3728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3728] <... mmap resumed>) = 0x7f0001901000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3728] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3728] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3730 [pid 3728] <... clone resumed>, parent_tid=[3731], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3731 [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3730 attached ) = 0 [pid 3730] set_robust_list(0x555556aaf5e0, 24 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] <... set_robust_list resumed>) = 0 [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3730] setpgid(0, 0) = 0 [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3731 attached [pid 3731] set_robust_list(0x7f00019219e0, 24 [pid 3730] <... openat resumed>) = 3 [pid 3726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3730] write(3, "1000", 4 [pid 3726] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] <... write resumed>) = 4 [pid 3726] <... futex resumed>) = 0 [pid 3730] close(3 [pid 3726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3730] <... close resumed>) = 0 [pid 3730] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3731] <... set_robust_list resumed>) = 0 [pid 3730] <... mmap resumed>) = 0x7f0001901000 [pid 3730] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3731] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3730] <... mprotect resumed>) = 0 [pid 3731] <... bpf resumed>) = 3 [pid 3730] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3723] <... write resumed>) = 0 [pid 3730] <... clone resumed>, parent_tid=[3732], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3732 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... futex resumed>) = 1 [pid 3728] <... futex resumed>) = 0 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3732 attached [pid 3722] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3731] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3732] set_robust_list(0x7f00019219e0, 24 [pid 3731] <... socket resumed>) = 4 [pid 3732] <... set_robust_list resumed>) = 0 [pid 3732] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... bpf resumed>) = 3 [pid 3731] <... futex resumed>) = 1 [pid 3728] <... futex resumed>) = 0 [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3730] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3730] <... futex resumed>) = 0 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3732] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] exit_group(0 [pid 3732] <... socket resumed>) = 4 [pid 3731] <... socket resumed>) = 5 [pid 3723] <... futex resumed>) = ? [pid 3720] <... futex resumed>) = ? [pid 3715] <... exit_group resumed>) = ? [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] +++ exited with 0 +++ [pid 3720] +++ exited with 0 +++ [pid 3715] +++ exited with 0 +++ [pid 3732] <... futex resumed>) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3715, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3732] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] <... sendmsg resumed>) = 16744448 [pid 3726] <... mmap resumed>) = 0x7f00018e0000 [pid 3721] <... write resumed>) = 0 [pid 3732] <... socket resumed>) = 5 [pid 3726] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] <... mprotect resumed>) = 0 [pid 3732] <... futex resumed>) = 1 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] <... futex resumed>) = 0 [pid 3726] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... futex resumed>) = 0 [pid 3721] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3730] <... futex resumed>) = 0 [pid 3726] <... clone resumed>, parent_tid=[3733], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3733 [pid 3732] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... connect resumed>) = 0 [pid 3731] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] <... futex resumed>) = 0 [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... connect resumed>) = 0 [pid 3726] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] <... futex resumed>) = 0 [pid 3718] exit_group(0 [pid 3732] <... futex resumed>) = 1 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] <... futex resumed>) = 0 [pid 3725] <... futex resumed>) = ? [pid 3718] <... exit_group resumed>) = ? [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... futex resumed>) = 1 [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... futex resumed>) = 0 [pid 3725] +++ exited with 0 +++ ./strace-static-x86_64: Process 3733 attached [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] <... futex resumed>) = 0 [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] set_robust_list(0x7f00019009e0, 24 [pid 3732] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] <... futex resumed>) = 0 [pid 3733] <... set_robust_list resumed>) = 0 [pid 3732] <... ioctl resumed>) = 0 [pid 3731] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3733] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... ioctl resumed>) = 0 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... openat resumed>) = 6 [pid 3732] <... futex resumed>) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3733] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3734 [pid 3733] <... futex resumed>) = 1 [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3727] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3726] <... futex resumed>) = 0 [pid 3733] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3732] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3734 attached [pid 3727] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3726] <... futex resumed>) = 0 [pid 3721] +++ exited with 0 +++ [pid 3718] +++ exited with 0 +++ [pid 3734] set_robust_list(0x555556aaf5e0, 24 [pid 3731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3728] <... futex resumed>) = 0 [pid 3727] <... mmap resumed>) = 0x20000000 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... set_robust_list resumed>) = 0 [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3718, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3727] <... futex resumed>) = 0 [pid 3726] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... prctl resumed>) = 0 [pid 3727] write(4, NULL, 0 [pid 3726] <... futex resumed>) = 0 [pid 3734] setpgid(0, 0 [pid 3726] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... setpgid resumed>) = 0 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3734] write(3, "1000", 4 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3734] <... write resumed>) = 4 [pid 3734] close(3) = 0 [pid 3734] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3734] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3734] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3735 [pid 3734] <... clone resumed>, parent_tid=[3736], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3736 [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3735 attached ./strace-static-x86_64: Process 3736 attached [pid 3735] set_robust_list(0x555556aaf5e0, 24 [pid 3736] set_robust_list(0x7f00019219e0, 24 [pid 3735] <... set_robust_list resumed>) = 0 [pid 3736] <... set_robust_list resumed>) = 0 [pid 3735] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3736] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3735] <... prctl resumed>) = 0 [pid 3736] <... bpf resumed>) = 3 [pid 3735] setpgid(0, 0 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... setpgid resumed>) = 0 [pid 3736] <... futex resumed>) = 1 [pid 3735] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3734] <... futex resumed>) = 0 [pid 3736] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3735] <... openat resumed>) = 3 [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... socket resumed>) = 4 [pid 3735] write(3, "1000", 4 [pid 3734] <... futex resumed>) = 0 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... write resumed>) = 4 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... futex resumed>) = 0 [pid 3735] close(3 [pid 3734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... close resumed>) = 0 [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3735] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 0 [pid 3736] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3735] <... futex resumed>) = 0 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3736] <... socket resumed>) = 5 [pid 3735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3730] <... mmap resumed>) = 0x7f00018e0000 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... mmap resumed>) = 0x7f0001901000 [pid 3730] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3736] <... futex resumed>) = 1 [pid 3735] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3734] <... futex resumed>) = 0 [pid 3730] <... mprotect resumed>) = 0 [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... mprotect resumed>) = 0 [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3735] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3734] <... futex resumed>) = 0 [pid 3736] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] <... clone resumed>, parent_tid=[3737], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3737 [pid 3728] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3736] <... connect resumed>) = 0 [pid 3735] <... clone resumed>, parent_tid=[3738], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3738 [pid 3730] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3737 attached [pid 3736] <... futex resumed>) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3734] <... futex resumed>) = 0 [pid 3730] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3737] set_robust_list(0x7f00019009e0, 24 [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] <... mmap resumed>) = 0x7f00018e0000 [pid 3737] <... set_robust_list resumed>) = 0 [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3728] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3737] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3736] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] <... mprotect resumed>) = 0 [pid 3737] <... openat resumed>) = 6 [pid 3736] <... ioctl resumed>) = 0 [pid 3728] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3737] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3738 attached [pid 3737] <... futex resumed>) = 1 [pid 3736] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 0 [pid 3728] <... clone resumed>, parent_tid=[3739], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3739 [pid 3737] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] set_robust_list(0x7f00019219e0, 24 [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3737] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3736] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3739 attached [pid 3738] <... set_robust_list resumed>) = 0 [pid 3737] <... mmap resumed>) = 0x20000000 [pid 3737] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3738] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3737] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] set_robust_list(0x7f00019009e0, 24 [pid 3738] <... bpf resumed>) = 3 [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3732] <... sendmsg resumed>) = 16744448 [pid 3730] <... futex resumed>) = 0 [pid 3737] write(4, NULL, 0 [pid 3730] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3739] <... set_robust_list resumed>) = 0 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3732] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... sendmsg resumed>) = 16744448 [pid 3724] <... write resumed>) = 0 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3732] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3732] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3739] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3738] <... futex resumed>) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... futex resumed>) = 0 [pid 3738] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3739] <... openat resumed>) = 6 [pid 3738] <... socket resumed>) = 4 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3724] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] <... futex resumed>) = 0 [pid 3722] exit_group(0 [pid 3729] <... futex resumed>) = ? [pid 3722] <... exit_group resumed>) = ? [pid 3738] <... futex resumed>) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3739] <... futex resumed>) = 1 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] +++ exited with 0 +++ [pid 3728] <... futex resumed>) = 0 [pid 3735] <... futex resumed>) = 0 [pid 3738] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3738] <... socket resumed>) = 5 [pid 3731] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 1 [pid 3724] +++ exited with 0 +++ [pid 3722] +++ exited with 0 +++ [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] <... futex resumed>) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... mmap resumed>) = 0x20000000 [pid 3738] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... connect resumed>) = 0 [pid 3731] <... futex resumed>) = 1 [pid 3728] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] write(4, NULL, 0 [pid 3728] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3738] <... futex resumed>) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3728] <... futex resumed>) = 0 [pid 3738] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] <... ioctl resumed>) = 0 [pid 3735] <... futex resumed>) = 0 [pid 3734] <... futex resumed>) = 0 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... mmap resumed>) = 0x7f00018e0000 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3738] <... futex resumed>) = 0 [pid 3735] <... futex resumed>) = 0 [pid 3734] <... mprotect resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3738] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3740], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3740 [pid 3730] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3741 [pid 3734] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3741 attached [pid 3741] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3741] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3741] setpgid(0, 0) = 0 [pid 3741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3741] write(3, "1000", 4) = 4 [pid 3741] close(3) = 0 [pid 3741] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3740 attached ) = 0 [pid 3741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3740] set_robust_list(0x7f00019009e0, 24 [pid 3736] <... sendmsg resumed>) = 16744448 [pid 3741] <... mmap resumed>) = 0x7f0001901000 [pid 3741] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3741] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3742], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3742 [pid 3740] <... set_robust_list resumed>) = 0 [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3741] <... futex resumed>) = 0 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3740] <... openat resumed>) = 6 [pid 3740] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3742 attached [pid 3742] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3740] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3742] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3734] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3742] <... bpf resumed>) = 3 [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3734] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... mmap resumed>) = 0x20000000 [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3735] <... futex resumed>) = 0 [pid 3734] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3742] <... socket resumed>) = 4 [pid 3741] <... futex resumed>) = 0 [pid 3740] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... mmap resumed>) = 0x7f00018e0000 [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3735] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3742] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3740] <... futex resumed>) = 1 [pid 3735] <... mprotect resumed>) = 0 [pid 3734] <... futex resumed>) = 0 [pid 3742] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3734] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3740] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3736] <... futex resumed>) = 0 [pid 3734] <... futex resumed>) = 1 [pid 3742] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] write(4, NULL, 0 [pid 3735] <... clone resumed>, parent_tid=[3743], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3743 [pid 3742] <... socket resumed>) = 5 [pid 3735] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = 0 [pid 3742] <... futex resumed>) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3742] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] <... connect resumed>) = 0 [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3741] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3743 attached [pid 3742] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... sendmsg resumed>) = 16744448 [pid 3727] <... write resumed>) = 0 [pid 3743] set_robust_list(0x7f00019009e0, 24 [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3743] <... set_robust_list resumed>) = 0 [pid 3742] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3743] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3742] <... ioctl resumed>) = 0 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... openat resumed>) = 6 [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3738] <... futex resumed>) = 0 [pid 3743] <... futex resumed>) = 1 [pid 3742] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = 0 [pid 3738] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3735] <... futex resumed>) = 0 [pid 3727] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] <... futex resumed>) = 0 [pid 3726] exit_group(0 [pid 3733] <... futex resumed>) = ? [pid 3726] <... exit_group resumed>) = ? [pid 3738] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3733] +++ exited with 0 +++ [pid 3727] +++ exited with 0 +++ [pid 3726] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3726, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3738] <... mmap resumed>) = 0x20000000 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3735] <... futex resumed>) = 0 [pid 3735] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3735] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] write(4, NULL, 0 [pid 3734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3744 ./strace-static-x86_64: Process 3744 attached [pid 3744] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3744] setpgid(0, 0 [pid 3741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3744] <... setpgid resumed>) = 0 [pid 3741] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3741] <... futex resumed>) = 0 [pid 3744] <... openat resumed>) = 3 [pid 3741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3744] write(3, "1000", 4) = 4 [pid 3744] close(3) = 0 [pid 3744] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3744] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3741] <... mmap resumed>) = 0x7f00018e0000 [pid 3744] <... mprotect resumed>) = 0 [pid 3741] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3744] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3742] <... sendmsg resumed>) = 16744448 [pid 3741] <... mprotect resumed>) = 0 [pid 3741] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3744] <... clone resumed>, parent_tid=[3745], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3745 [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... clone resumed>, parent_tid=[3746], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3746 [pid 3744] <... futex resumed>) = 0 [pid 3741] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... futex resumed>) = 0 [pid 3741] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3746 attached ./strace-static-x86_64: Process 3745 attached [pid 3737] <... write resumed>) = 0 [pid 3746] set_robust_list(0x7f00019009e0, 24 [pid 3745] set_robust_list(0x7f00019219e0, 24 [pid 3746] <... set_robust_list resumed>) = 0 [pid 3745] <... set_robust_list resumed>) = 0 [pid 3746] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3745] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3746] <... openat resumed>) = 6 [pid 3745] <... bpf resumed>) = 3 [pid 3737] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] exit_group(0 [pid 3746] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... futex resumed>) = ? [pid 3732] <... futex resumed>) = ? [pid 3730] <... exit_group resumed>) = ? [pid 3746] <... futex resumed>) = 1 [pid 3745] <... futex resumed>) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3737] +++ exited with 0 +++ [pid 3732] +++ exited with 0 +++ [pid 3730] +++ exited with 0 +++ [pid 3746] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3745] <... socket resumed>) = 4 [pid 3744] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3746] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3746] <... mmap resumed>) = 0x20000000 [pid 3745] <... futex resumed>) = 0 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3746] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3746] <... futex resumed>) = 1 [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3746] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3745] <... socket resumed>) = 5 [pid 3742] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] write(4, NULL, 0 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3745] <... futex resumed>) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3745] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3747 [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 0 [pid 3745] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3747 attached [pid 3745] <... connect resumed>) = 0 [pid 3747] set_robust_list(0x555556aaf5e0, 24 [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... set_robust_list resumed>) = 0 [pid 3745] <... futex resumed>) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3745] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... prctl resumed>) = 0 [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 0 [pid 3747] setpgid(0, 0 [pid 3745] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... setpgid resumed>) = 0 [pid 3745] <... ioctl resumed>) = 0 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... openat resumed>) = 3 [pid 3745] <... futex resumed>) = 1 [pid 3744] <... futex resumed>) = 0 [pid 3747] write(3, "1000", 4 [pid 3745] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... write resumed>) = 4 [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 0 [pid 3731] <... write resumed>) = 0 [pid 3747] close(3 [pid 3745] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3744] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... close resumed>) = 0 [pid 3731] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3747] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3747] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3731] <... futex resumed>) = 0 [pid 3747] <... clone resumed>, parent_tid=[3748], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3748 [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3748 attached [pid 3748] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3748] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3731] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3728] exit_group(0 [pid 3739] <... futex resumed>) = ? [pid 3731] <... futex resumed>) = ? [pid 3728] <... exit_group resumed>) = ? [pid 3739] +++ exited with 0 +++ [pid 3731] +++ exited with 0 +++ [pid 3748] <... bpf resumed>) = 3 [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3748] <... futex resumed>) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3741] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 3728] +++ exited with 0 +++ [pid 3748] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3748] <... socket resumed>) = 4 [pid 3747] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3728, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... socket resumed>) = 5 [pid 3747] <... futex resumed>) = 0 [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] <... futex resumed>) = 0 [pid 3748] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... connect resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] <... futex resumed>) = 0 [pid 3748] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3749 attached [pid 3748] <... ioctl resumed>) = 0 [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] set_robust_list(0x555556aaf5e0, 24 [pid 3748] <... futex resumed>) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3749 [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] <... futex resumed>) = 0 [pid 3748] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... set_robust_list resumed>) = 0 [pid 3744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3744] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3744] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3744] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3744] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3749] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3744] <... clone resumed>, parent_tid=[3750], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3750 [pid 3744] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] setpgid(0, 0 [pid 3744] <... futex resumed>) = 0 [pid 3744] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... setpgid resumed>) = 0 [pid 3749] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3738] <... write resumed>) = 0 ./strace-static-x86_64: Process 3750 attached [pid 3750] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3750] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3749] <... openat resumed>) = 3 [pid 3738] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] write(3, "1000", 4 [pid 3744] <... futex resumed>) = 0 [pid 3738] <... futex resumed>) = 0 [pid 3736] <... write resumed>) = 0 [pid 3735] exit_group(0 [pid 3750] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3744] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... futex resumed>) = ? [pid 3735] <... exit_group resumed>) = ? [pid 3750] <... mmap resumed>) = 0x20000000 [pid 3749] <... write resumed>) = 4 [pid 3745] <... sendmsg resumed>) = 16744448 [pid 3744] <... futex resumed>) = 0 [pid 3743] +++ exited with 0 +++ [pid 3750] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] close(3 [pid 3744] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... futex resumed>) = 0 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3750] write(4, NULL, 0 [pid 3744] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = 0 [pid 3749] <... close resumed>) = 0 [pid 3745] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... futex resumed>) = 0 [pid 3738] +++ exited with 0 +++ [pid 3735] +++ exited with 0 +++ [pid 3747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3736] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3749] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] <... futex resumed>) = 0 [pid 3744] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] exit_group(0 [pid 3749] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = 0 [pid 3745] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3740] <... futex resumed>) = ? [pid 3736] <... futex resumed>) = ? [pid 3734] <... exit_group resumed>) = ? [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3735, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3749] <... mmap resumed>) = 0x7f0001901000 [pid 3740] +++ exited with 0 +++ [pid 3736] +++ exited with 0 +++ [pid 3749] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3747] <... mmap resumed>) = 0x7f00018e0000 [pid 3734] +++ exited with 0 +++ [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3747] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3749] <... mprotect resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3734, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- ./strace-static-x86_64: Process 3751 attached [pid 3749] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3751 [pid 3751] set_robust_list(0x555556aaf5e0, 24) = 0 ./strace-static-x86_64: Process 3752 attached [pid 3749] <... clone resumed>, parent_tid=[3752], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3752 [pid 3747] <... mprotect resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3752] set_robust_list(0x7f00019219e0, 24 [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3751] <... prctl resumed>) = 0 [pid 3751] setpgid(0, 0 [pid 3747] <... clone resumed>, parent_tid=[3753], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3753 [pid 3751] <... setpgid resumed>) = 0 [pid 3747] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... set_robust_list resumed>) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3749] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = 0 [pid 3752] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3751] <... openat resumed>) = 3 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] write(3, "1000", 4 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3754 [pid 3751] <... write resumed>) = 4 [pid 3751] close(3 [pid 3752] <... bpf resumed>) = 3 [pid 3751] <... close resumed>) = 0 [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3752] <... futex resumed>) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3751] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3751] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3752] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] <... socket resumed>) = 4 [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] <... clone resumed>, parent_tid=[3755], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3755 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3752] <... futex resumed>) = 0 [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... futex resumed>) = 0 [pid 3752] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3752] <... socket resumed>) = 5 [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = 0 [pid 3752] <... futex resumed>) = 1 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... futex resumed>) = 0 [pid 3752] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... connect resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3752] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3755 attached ./strace-static-x86_64: Process 3754 attached ./strace-static-x86_64: Process 3753 attached [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3742] <... write resumed>) = 0 [pid 3755] set_robust_list(0x7f00019219e0, 24 [pid 3753] set_robust_list(0x7f00019009e0, 24 [pid 3755] <... set_robust_list resumed>) = 0 [pid 3754] set_robust_list(0x555556aaf5e0, 24 [pid 3753] <... set_robust_list resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3754] <... set_robust_list resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3755] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3753] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3752] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... sendmsg resumed>) = 16744448 [pid 3742] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... bpf resumed>) = 3 [pid 3754] <... prctl resumed>) = 0 [pid 3752] <... ioctl resumed>) = 0 [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 0 [pid 3754] setpgid(0, 0 [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3742] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] <... setpgid resumed>) = 0 [pid 3752] <... futex resumed>) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3753] <... openat resumed>) = 6 [pid 3752] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] exit_group(0 [pid 3755] <... futex resumed>) = 1 [pid 3754] <... openat resumed>) = 3 [pid 3753] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3746] <... futex resumed>) = ? [pid 3742] <... futex resumed>) = ? [pid 3741] <... exit_group resumed>) = ? [pid 3755] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] write(3, "1000", 4 [pid 3753] <... futex resumed>) = 1 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... futex resumed>) = 0 [pid 3746] +++ exited with 0 +++ [pid 3742] +++ exited with 0 +++ [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... write resumed>) = 4 [pid 3753] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] +++ exited with 0 +++ [pid 3755] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3754] close(3 [pid 3751] <... futex resumed>) = 0 [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3741, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3755] <... socket resumed>) = 4 [pid 3754] <... close resumed>) = 0 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = 1 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... restart_syscall resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3754] <... futex resumed>) = 0 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... mmap resumed>) = 0x20000000 [pid 3755] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3751] <... futex resumed>) = 0 [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... socket resumed>) = 5 [pid 3754] <... mmap resumed>) = 0x7f0001901000 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] <... futex resumed>) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3754] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] <... mprotect resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3756 [pid 3754] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3757], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3757 [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3756 attached [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] set_robust_list(0x555556aaf5e0, 24 [pid 3755] <... futex resumed>) = 0 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3747] <... futex resumed>) = 1 [pid 3756] <... set_robust_list resumed>) = 0 [pid 3755] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3751] <... futex resumed>) = 0 [pid 3748] write(4, NULL, 0 [pid 3747] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3757 attached [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3755] <... connect resumed>) = 0 [pid 3757] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3757] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... futex resumed>) = 0 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] <... socket resumed>) = 4 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... prctl resumed>) = 0 [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = 1 [pid 3756] setpgid(0, 0 [pid 3755] <... futex resumed>) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] <... setpgid resumed>) = 0 [pid 3755] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3757] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3756] <... openat resumed>) = 3 [pid 3755] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... write resumed>) = 0 [pid 3749] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3757] <... socket resumed>) = 5 [pid 3749] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... futex resumed>) = 0 [pid 3757] <... futex resumed>) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3749] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] write(3, "1000", 4 [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... mmap resumed>) = 0x7f00018e0000 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... write resumed>) = 4 [pid 3755] <... ioctl resumed>) = 0 [pid 3754] <... futex resumed>) = 0 [pid 3750] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3757] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... mprotect resumed>) = 0 [pid 3757] <... connect resumed>) = 0 [pid 3756] close(3 [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... sendmsg resumed>) = 16744448 [pid 3750] <... futex resumed>) = 0 [pid 3749] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3749] <... clone resumed>, parent_tid=[3758], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3758 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3757] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3758 attached [pid 3757] <... ioctl resumed>) = 0 [pid 3756] <... close resumed>) = 0 [pid 3755] <... futex resumed>) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3750] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] set_robust_list(0x7f00019009e0, 24 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3744] exit_group(0 [pid 3758] <... set_robust_list resumed>) = 0 [pid 3757] <... futex resumed>) = 1 [pid 3754] <... futex resumed>) = 0 [pid 3758] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... futex resumed>) = ? [pid 3745] <... futex resumed>) = ? [pid 3744] <... exit_group resumed>) = ? [pid 3758] <... openat resumed>) = 6 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... futex resumed>) = 0 [pid 3745] +++ exited with 0 +++ [pid 3758] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = 0 [pid 3750] +++ exited with 0 +++ [pid 3749] <... futex resumed>) = 0 [pid 3744] +++ exited with 0 +++ [pid 3758] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3752] <... futex resumed>) = 0 [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3744, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3752] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... futex resumed>) = 0 [pid 3752] <... mmap resumed>) = 0x20000000 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3752] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3749] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3749] <... futex resumed>) = 0 [pid 3752] write(4, NULL, 0 [pid 3749] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3759 [pid 3756] <... mmap resumed>) = 0x7f0001901000 ./strace-static-x86_64: Process 3759 attached [pid 3756] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3759] set_robust_list(0x555556aaf5e0, 24 [pid 3756] <... mprotect resumed>) = 0 [pid 3759] <... set_robust_list resumed>) = 0 [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3756] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3759] <... prctl resumed>) = 0 [pid 3754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3759] setpgid(0, 0 [pid 3756] <... clone resumed>, parent_tid=[3760], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3760 [pid 3754] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... setpgid resumed>) = 0 [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... futex resumed>) = 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3756] <... futex resumed>) = 0 [pid 3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 3760 attached [pid 3759] <... openat resumed>) = 3 [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] set_robust_list(0x7f00019219e0, 24 [pid 3759] write(3, "1000", 4 [pid 3757] <... sendmsg resumed>) = 16744448 [pid 3755] <... sendmsg resumed>) = 16744448 [pid 3754] <... mmap resumed>) = 0x7f00018e0000 [pid 3751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3760] <... set_robust_list resumed>) = 0 [pid 3759] <... write resumed>) = 4 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3760] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3759] close(3 [pid 3757] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3754] <... mprotect resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3760] <... bpf resumed>) = 3 [pid 3759] <... close resumed>) = 0 [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3754] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... openat resumed>) = 6 [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... clone resumed>, parent_tid=[3761], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3761 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] <... mmap resumed>) = 0x7f0001901000 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 1 [pid 3754] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = 0 [pid 3760] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3759] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] <... futex resumed>) = 0 [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3761 attached [pid 3760] <... socket resumed>) = 4 [pid 3759] <... mprotect resumed>) = 0 [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] <... futex resumed>) = 0 [pid 3761] set_robust_list(0x7f00019009e0, 24 [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3755] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3762 attached [pid 3761] <... set_robust_list resumed>) = 0 [pid 3760] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... mmap resumed>) = 0x20000000 [pid 3762] set_robust_list(0x7f00019219e0, 24 [pid 3761] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] <... clone resumed>, parent_tid=[3762], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3762 [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... set_robust_list resumed>) = 0 [pid 3761] <... openat resumed>) = 6 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3762] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3761] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3759] <... futex resumed>) = 0 [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... bpf resumed>) = 3 [pid 3761] <... futex resumed>) = 1 [pid 3760] <... socket resumed>) = 5 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3754] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] write(4, NULL, 0 [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... futex resumed>) = 0 [pid 3760] <... futex resumed>) = 1 [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3754] <... futex resumed>) = 1 [pid 3762] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] <... futex resumed>) = 0 [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... socket resumed>) = 4 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3756] <... futex resumed>) = 0 [pid 3748] <... write resumed>) = 0 [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3762] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3757] <... mmap resumed>) = 0x20000000 [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... connect resumed>) = 0 [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3757] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3754] <... futex resumed>) = 0 [pid 3748] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] exit_group(0 [pid 3762] <... socket resumed>) = 5 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... futex resumed>) = 0 [pid 3754] <... futex resumed>) = 0 [pid 3753] <... futex resumed>) = ? [pid 3748] <... futex resumed>) = ? [pid 3747] <... exit_group resumed>) = ? [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3757] write(4, NULL, 0 [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3754] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3753] +++ exited with 0 +++ [pid 3748] +++ exited with 0 +++ [pid 3762] <... futex resumed>) = 1 [pid 3760] <... ioctl resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3747] +++ exited with 0 +++ [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3747, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3762] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... connect resumed>) = 0 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3756] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3763 [pid 3762] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... ioctl resumed>) = 0 [pid 3759] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3763 attached [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3763] set_robust_list(0x555556aaf5e0, 24 [pid 3762] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... set_robust_list resumed>) = 0 [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] <... futex resumed>) = 0 [pid 3763] <... prctl resumed>) = 0 [pid 3762] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3763] setpgid(0, 0) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3763] write(3, "1000", 4) = 4 [pid 3763] close(3) = 0 [pid 3763] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3763] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3763] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3764], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3764 [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3764 attached [pid 3764] set_robust_list(0x7f00019219e0, 24 [pid 3756] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3764] <... set_robust_list resumed>) = 0 [pid 3756] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3756] <... futex resumed>) = 0 [pid 3764] <... bpf resumed>) = 3 [pid 3756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... mmap resumed>) = 0x7f00018e0000 [pid 3752] <... write resumed>) = 0 [pid 3764] <... futex resumed>) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3756] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3752] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... mprotect resumed>) = 0 [pid 3752] <... futex resumed>) = 0 [pid 3749] exit_group(0 [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3758] <... futex resumed>) = ? [pid 3756] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3749] <... exit_group resumed>) = ? [pid 3764] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3758] +++ exited with 0 +++ [pid 3752] +++ exited with 0 +++ [pid 3749] +++ exited with 0 +++ [pid 3764] <... socket resumed>) = 4 [pid 3756] <... clone resumed>, parent_tid=[3765], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3765 [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3756] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3749, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3764] <... futex resumed>) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3759] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3765 attached [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = 0 [pid 3756] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3765] set_robust_list(0x7f00019009e0, 24 [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3766 [pid 3765] <... set_robust_list resumed>) = 0 [pid 3764] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3765] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3764] <... socket resumed>) = 5 [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3763] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3766 attached [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] set_robust_list(0x555556aaf5e0, 24 [pid 3765] <... openat resumed>) = 6 [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3766] <... set_robust_list resumed>) = 0 [pid 3765] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3765] <... futex resumed>) = 1 [pid 3764] <... connect resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3766] <... prctl resumed>) = 0 [pid 3765] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] setpgid(0, 0 [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] <... futex resumed>) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3766] <... setpgid resumed>) = 0 [pid 3765] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3765] <... mmap resumed>) = 0x20000000 [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3766] <... openat resumed>) = 3 [pid 3765] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] write(3, "1000", 4 [pid 3765] <... futex resumed>) = 1 [pid 3764] <... ioctl resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3766] <... write resumed>) = 4 [pid 3765] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] close(3 [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] <... futex resumed>) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... sendmsg resumed>) = 16744448 [pid 3760] <... sendmsg resumed>) = 16744448 [pid 3759] <... mmap resumed>) = 0x7f00018e0000 [pid 3756] <... futex resumed>) = 0 [pid 3766] <... close resumed>) = 0 [pid 3765] write(4, NULL, 0 [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3756] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3766] <... futex resumed>) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3760] <... futex resumed>) = 0 [pid 3759] <... mprotect resumed>) = 0 [pid 3766] <... mmap resumed>) = 0x7f0001901000 [pid 3760] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3766] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3759] <... clone resumed>, parent_tid=[3767], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3767 [pid 3766] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3759] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3766] <... clone resumed>, parent_tid=[3768], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3768 [pid 3759] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3768 attached ) = 0 ./strace-static-x86_64: Process 3767 attached [pid 3768] set_robust_list(0x7f00019219e0, 24 [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3768] <... set_robust_list resumed>) = 0 [pid 3767] set_robust_list(0x7f00019009e0, 24 [pid 3768] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3767] <... set_robust_list resumed>) = 0 [pid 3756] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3767] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3768] <... bpf resumed>) = 3 [pid 3767] <... openat resumed>) = 6 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 1 [pid 3766] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3768] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3766] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 1 [pid 3768] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] <... socket resumed>) = 4 [pid 3763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3762] <... mmap resumed>) = 0x20000000 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = 1 [pid 3766] <... futex resumed>) = 0 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 1 [pid 3759] <... futex resumed>) = 0 [pid 3768] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... socket resumed>) = 5 [pid 3766] <... futex resumed>) = 0 [pid 3763] <... mmap resumed>) = 0x7f00018e0000 [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] <... futex resumed>) = 0 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3763] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3762] write(4, NULL, 0 [pid 3759] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] <... futex resumed>) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] <... sendmsg resumed>) = 16744448 [pid 3763] <... mprotect resumed>) = 0 [pid 3755] <... write resumed>) = 0 [pid 3768] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3755] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... connect resumed>) = 0 [pid 3766] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3751] exit_group(0 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3763] <... clone resumed>, parent_tid=[3769], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3769 [pid 3751] <... exit_group resumed>) = ? [pid 3768] <... futex resumed>) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] +++ exited with 0 +++ [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3768] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3766] <... futex resumed>) = 0 [pid 3763] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] +++ exited with 0 +++ [pid 3768] <... ioctl resumed>) = 0 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- ./strace-static-x86_64: Process 3769 attached [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] set_robust_list(0x7f00019009e0, 24 [pid 3768] <... futex resumed>) = 0 [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... set_robust_list resumed>) = 0 [pid 3768] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3766] <... futex resumed>) = 0 [pid 3769] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... openat resumed>) = 6 [pid 3769] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3769] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3770 [pid 3769] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3763] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3770 attached [pid 3769] <... mmap resumed>) = 0x20000000 [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 0 [pid 3770] set_robust_list(0x555556aaf5e0, 24 [pid 3769] <... futex resumed>) = 1 [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] <... futex resumed>) = 0 [pid 3770] <... set_robust_list resumed>) = 0 [pid 3769] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3764] write(4, NULL, 0 [pid 3763] <... futex resumed>) = 0 [pid 3757] <... write resumed>) = 0 [pid 3770] <... prctl resumed>) = 0 [pid 3765] <... write resumed>) = 0 [pid 3763] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] setpgid(0, 0 [pid 3759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3757] <... futex resumed>) = 0 [pid 3754] exit_group(0 [pid 3770] <... setpgid resumed>) = 0 [pid 3761] <... futex resumed>) = ? [pid 3754] <... exit_group resumed>) = ? [pid 3770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3761] +++ exited with 0 +++ [pid 3757] +++ exited with 0 +++ [pid 3770] <... openat resumed>) = 3 [pid 3765] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] +++ exited with 0 +++ [pid 3770] write(3, "1000", 4 [pid 3765] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3770] <... write resumed>) = 4 [pid 3766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3765] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3770] close(3 [pid 3766] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] exit_group(0 [pid 3770] <... close resumed>) = 0 [pid 3766] <... futex resumed>) = 0 [pid 3765] <... futex resumed>) = ? [pid 3760] <... futex resumed>) = ? [pid 3756] <... exit_group resumed>) = ? [pid 3770] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3765] +++ exited with 0 +++ [pid 3760] +++ exited with 0 +++ [pid 3770] <... futex resumed>) = 0 [pid 3756] +++ exited with 0 +++ [pid 3770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3770] <... mmap resumed>) = 0x7f0001901000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3756, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3770] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3771 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3770] <... mprotect resumed>) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3770] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3772], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3772 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3773 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3772 attached [pid 3772] set_robust_list(0x7f00019219e0, 24) = 0 ./strace-static-x86_64: Process 3773 attached ./strace-static-x86_64: Process 3771 attached [pid 3773] set_robust_list(0x555556aaf5e0, 24 [pid 3772] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3771] set_robust_list(0x555556aaf5e0, 24 [pid 3766] <... mmap resumed>) = 0x7f00018e0000 [pid 3763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3773] <... set_robust_list resumed>) = 0 [pid 3772] <... bpf resumed>) = 3 [pid 3771] <... set_robust_list resumed>) = 0 [pid 3768] <... sendmsg resumed>) = 16744448 [pid 3766] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] <... mprotect resumed>) = 0 [pid 3773] <... prctl resumed>) = 0 [pid 3772] <... futex resumed>) = 1 [pid 3771] <... prctl resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3768] <... futex resumed>) = 0 [pid 3766] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3773] setpgid(0, 0 [pid 3772] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3771] setpgid(0, 0 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] <... setpgid resumed>) = 0 [pid 3772] <... socket resumed>) = 4 [pid 3771] <... setpgid resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3766] <... clone resumed>, parent_tid=[3774], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3774 [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3766] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3774 attached [pid 3773] <... openat resumed>) = 3 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... openat resumed>) = 3 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3766] <... futex resumed>) = 0 [pid 3774] set_robust_list(0x7f00019009e0, 24 [pid 3773] write(3, "1000", 4 [pid 3772] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] write(3, "1000", 4 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] <... set_robust_list resumed>) = 0 [pid 3773] <... write resumed>) = 4 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... write resumed>) = 4 [pid 3770] <... futex resumed>) = 0 [pid 3774] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3773] close(3 [pid 3772] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3771] close(3 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] <... openat resumed>) = 6 [pid 3773] <... close resumed>) = 0 [pid 3772] <... socket resumed>) = 5 [pid 3771] <... close resumed>) = 0 [pid 3774] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3766] <... futex resumed>) = 0 [pid 3774] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3772] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... mmap resumed>) = 0x7f0001901000 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... mmap resumed>) = 0x7f0001901000 [pid 3770] <... futex resumed>) = 0 [pid 3768] <... futex resumed>) = 0 [pid 3766] <... futex resumed>) = 1 [pid 3773] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3772] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3771] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... mprotect resumed>) = 0 [pid 3772] <... connect resumed>) = 0 [pid 3771] <... mprotect resumed>) = 0 [pid 3773] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3768] <... mmap resumed>) = 0x20000000 [pid 3772] <... futex resumed>) = 1 [pid 3770] <... futex resumed>) = 0 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... clone resumed>, parent_tid=[3775], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3775 [pid 3772] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] <... clone resumed>, parent_tid=[3776], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3776 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = 1 [pid 3766] <... futex resumed>) = 0 [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = 0 [pid 3768] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3766] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... futex resumed>) = 0 [pid 3772] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3771] <... futex resumed>) = 0 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3766] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3775 attached [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... ioctl resumed>) = 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] write(4, NULL, 0 [pid 3766] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3776 attached [pid 3775] set_robust_list(0x7f00019219e0, 24 [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] set_robust_list(0x7f00019219e0, 24 [pid 3772] <... futex resumed>) = 1 [pid 3770] <... futex resumed>) = 0 [pid 3776] <... set_robust_list resumed>) = 0 [pid 3772] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3770] <... futex resumed>) = 0 [pid 3776] <... bpf resumed>) = 3 [pid 3772] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... set_robust_list resumed>) = 0 [pid 3764] <... write resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3775] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3771] <... futex resumed>) = 0 [pid 3764] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... write resumed>) = 0 [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... bpf resumed>) = 3 [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 0 [pid 3762] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 0 [pid 3764] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] exit_group(0 [pid 3762] <... futex resumed>) = 0 [pid 3776] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... futex resumed>) = ? [pid 3764] <... futex resumed>) = ? [pid 3763] <... exit_group resumed>) = ? [pid 3762] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3759] exit_group(0 [pid 3776] <... socket resumed>) = 4 [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] +++ exited with 0 +++ [pid 3767] <... futex resumed>) = ? [pid 3764] +++ exited with 0 +++ [pid 3763] +++ exited with 0 +++ [pid 3762] <... futex resumed>) = ? [pid 3759] <... exit_group resumed>) = ? [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3772] <... sendmsg resumed>) = 16744448 [pid 3767] +++ exited with 0 +++ [pid 3762] +++ exited with 0 +++ [pid 3759] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3775] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3776] <... futex resumed>) = 1 [pid 3775] <... socket resumed>) = 4 [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3772] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3759, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3776] <... futex resumed>) = 0 [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 1 [pid 3770] <... futex resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3776] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3772] <... openat resumed>) = 6 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3775] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] <... socket resumed>) = 5 [pid 3775] <... socket resumed>) = 5 [pid 3772] <... futex resumed>) = 0 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3777 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3778 [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3770] <... futex resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3772] <... mmap resumed>) = 0x20000000 [pid 3771] <... futex resumed>) = 0 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3778 attached [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] set_robust_list(0x555556aaf5e0, 24 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3770] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] <... set_robust_list resumed>) = 0 [pid 3776] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3775] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] write(4, NULL, 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3770] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3777 attached [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3776] <... connect resumed>) = 0 [pid 3775] <... connect resumed>) = 0 [pid 3778] <... prctl resumed>) = 0 [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] setpgid(0, 0 [pid 3777] set_robust_list(0x555556aaf5e0, 24 [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3770] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] <... setpgid resumed>) = 0 [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3777] <... set_robust_list resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3778] <... openat resumed>) = 3 [pid 3775] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] write(3, "1000", 4 [pid 3777] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3775] <... ioctl resumed>) = 0 [pid 3778] <... write resumed>) = 4 [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] close(3 [pid 3777] <... prctl resumed>) = 0 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3778] <... close resumed>) = 0 [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = 0 [pid 3775] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3777] setpgid(0, 0 [pid 3776] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] <... mmap resumed>) = 0x7f0001901000 [pid 3777] <... setpgid resumed>) = 0 [pid 3776] <... ioctl resumed>) = 0 [pid 3778] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3778] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3777] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... openat resumed>) = 3 [pid 3778] <... clone resumed>, parent_tid=[3779], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3779 [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3779 attached [pid 3779] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3779] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3777] write(3, "1000", 4 [pid 3776] <... futex resumed>) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... write resumed>) = 4 [pid 3779] <... bpf resumed>) = 3 [pid 3777] close(3 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... futex resumed>) = 0 [pid 3777] <... close resumed>) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3778] <... futex resumed>) = 0 [pid 3779] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] <... socket resumed>) = 4 [pid 3778] <... futex resumed>) = 0 [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... futex resumed>) = 0 [pid 3770] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3779] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3779] <... socket resumed>) = 5 [pid 3778] <... futex resumed>) = 0 [pid 3777] <... mmap resumed>) = 0x7f0001901000 [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3779] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... mprotect resumed>) = 0 [pid 3779] <... connect resumed>) = 0 [pid 3778] <... futex resumed>) = 0 [pid 3777] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... clone resumed>, parent_tid=[3780], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3780 [pid 3779] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3780 attached [pid 3779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] <... futex resumed>) = 0 [pid 3777] <... futex resumed>) = 0 [pid 3779] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] set_robust_list(0x7f00019219e0, 24 [pid 3779] <... ioctl resumed>) = 0 [pid 3773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] <... futex resumed>) = 1 [pid 3778] <... futex resumed>) = 0 [pid 3773] <... futex resumed>) = 0 [pid 3780] <... set_robust_list resumed>) = 0 [pid 3779] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3780] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3779] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3768] <... write resumed>) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3778] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] <... bpf resumed>) = 3 [pid 3771] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] exit_group(0) = ? [pid 3771] <... futex resumed>) = 0 [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = ? [pid 3774] <... futex resumed>) = ? [pid 3780] <... futex resumed>) = 1 [pid 3777] <... futex resumed>) = 0 [pid 3774] +++ exited with 0 +++ [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3768] +++ exited with 0 +++ [pid 3766] +++ exited with 0 +++ [pid 3780] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... mmap resumed>) = 0x7f00018e0000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3776] <... sendmsg resumed>) = 16744448 [pid 3773] <... mmap resumed>) = 0x7f00018e0000 [pid 3780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... futex resumed>) = 0 [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3771] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3780] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... mprotect resumed>) = 0 [pid 3771] <... mprotect resumed>) = 0 [pid 3780] <... socket resumed>) = 4 [pid 3771] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3773] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3780] <... futex resumed>) = 1 [pid 3777] <... futex resumed>) = 0 [pid 3773] <... clone resumed>, parent_tid=[3782], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3782 [pid 3771] <... clone resumed>, parent_tid=[3781], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3781 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3783 [pid 3780] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] <... futex resumed>) = 0 [pid 3773] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] <... socket resumed>) = 5 [pid 3777] <... futex resumed>) = 0 [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3781 attached [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3783 attached [pid 3783] set_robust_list(0x555556aaf5e0, 24 [pid 3781] set_robust_list(0x7f00019009e0, 24 [pid 3780] <... futex resumed>) = 0 [pid 3777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] <... sendmsg resumed>) = 16744448 ./strace-static-x86_64: Process 3782 attached [pid 3782] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3782] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3783] <... set_robust_list resumed>) = 0 [pid 3782] <... openat resumed>) = 6 [pid 3781] <... set_robust_list resumed>) = 0 [pid 3780] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... futex resumed>) = 0 [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] <... futex resumed>) = 1 [pid 3783] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3781] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... futex resumed>) = 0 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] <... openat resumed>) = 6 [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... prctl resumed>) = 0 [pid 3781] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3775] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3782] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] setpgid(0, 0 [pid 3781] <... futex resumed>) = 1 [pid 3780] <... connect resumed>) = 0 [pid 3775] <... mmap resumed>) = 0x20000000 [pid 3771] <... futex resumed>) = 0 [pid 3783] <... setpgid resumed>) = 0 [pid 3781] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] <... futex resumed>) = 1 [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3780] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] <... futex resumed>) = 0 [pid 3775] write(4, NULL, 0 [pid 3773] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3773] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] <... ioctl resumed>) = 0 [pid 3778] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3777] <... futex resumed>) = 0 [pid 3776] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... openat resumed>) = 3 [pid 3778] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] <... futex resumed>) = 0 [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3778] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3776] <... mmap resumed>) = 0x20000000 [pid 3783] write(3, "1000", 4 [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3783] <... write resumed>) = 4 [pid 3780] <... futex resumed>) = 1 [pid 3777] <... futex resumed>) = 0 [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] close(3 [pid 3780] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... clone resumed>, parent_tid=[3784], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3784 [pid 3777] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] <... futex resumed>) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3783] <... close resumed>) = 0 [pid 3780] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3778] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3776] write(4, NULL, 0 [pid 3771] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3780] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3778] <... futex resumed>) = 0 [pid 3777] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3771] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... mmap resumed>) = 0x7f0001901000 ./strace-static-x86_64: Process 3784 attached [pid 3784] set_robust_list(0x7f00019009e0, 24 [pid 3783] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3784] <... set_robust_list resumed>) = 0 [pid 3783] <... mprotect resumed>) = 0 [pid 3784] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3783] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3784] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3778] <... futex resumed>) = 0 [pid 3784] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3783] <... clone resumed>, parent_tid=[3785], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3785 [pid 3778] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... mmap resumed>) = 0x20000000 [pid 3783] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] <... futex resumed>) = 0 [pid 3784] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = 0 [pid 3778] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3784] <... futex resumed>) = 0 [pid 3783] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3784] write(4, NULL, 0 [pid 3778] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3785 attached [pid 3779] <... sendmsg resumed>) = 16744448 [pid 3777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3785] set_robust_list(0x7f00019219e0, 24 [pid 3779] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3785] <... set_robust_list resumed>) = 0 [pid 3779] <... futex resumed>) = 0 [pid 3777] <... futex resumed>) = 0 [pid 3785] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3779] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3777] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3772] <... write resumed>) = 0 [pid 3785] <... bpf resumed>) = 3 [pid 3783] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3785] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3785] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] <... mmap resumed>) = 0x7f00018e0000 [pid 3783] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3777] <... mmap resumed>) = 0x7f00018e0000 [pid 3772] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3777] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3772] <... futex resumed>) = 0 [pid 3772] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] <... mprotect resumed>) = 0 [pid 3783] <... clone resumed>, parent_tid=[3786], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3786 [pid 3777] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3770] exit_group(0 [pid 3783] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = ? [pid 3770] <... exit_group resumed>) = ? [pid 3772] +++ exited with 0 +++ [pid 3783] <... futex resumed>) = 0 [pid 3777] <... clone resumed>, parent_tid=[3787], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3787 ./strace-static-x86_64: Process 3787 attached [pid 3787] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3787] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] +++ exited with 0 +++ [pid 3777] <... futex resumed>) = 1 [pid 3787] <... futex resumed>) = 0 [pid 3787] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3777] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3770, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3787] <... openat resumed>) = 6 ./strace-static-x86_64: Process 3786 attached [pid 3787] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3787] <... futex resumed>) = 1 [pid 3786] set_robust_list(0x7f00019009e0, 24 [pid 3777] <... futex resumed>) = 0 [pid 3787] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3786] <... set_robust_list resumed>) = 0 [pid 3777] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3786] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3777] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3788 [pid 3787] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3786] <... socket resumed>) = 4 [pid 3777] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] <... mmap resumed>) = 0x20000000 [pid 3787] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3788 attached [pid 3787] <... futex resumed>) = 1 [pid 3786] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3777] <... futex resumed>) = 0 [pid 3788] set_robust_list(0x555556aaf5e0, 24 [pid 3787] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3786] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... set_robust_list resumed>) = 0 [pid 3787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... futex resumed>) = 0 [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3787] write(4, NULL, 0 [pid 3785] <... futex resumed>) = 0 [pid 3783] <... futex resumed>) = 1 [pid 3777] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... prctl resumed>) = 0 [pid 3788] setpgid(0, 0 [pid 3785] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3783] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... setpgid resumed>) = 0 [pid 3785] <... socket resumed>) = 5 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3785] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... openat resumed>) = 3 [pid 3785] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3788] write(3, "1000", 4 [pid 3785] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... write resumed>) = 4 [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3788] close(3 [pid 3785] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3783] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... close resumed>) = 0 [pid 3785] <... connect resumed>) = 0 [pid 3788] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... futex resumed>) = 0 [pid 3777] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3785] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3788] <... mmap resumed>) = 0x7f0001901000 [pid 3785] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3780] <... sendmsg resumed>) = 16744448 [pid 3788] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3785] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3783] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... ioctl resumed>) = 0 [pid 3780] <... futex resumed>) = 0 [pid 3788] <... clone resumed>, parent_tid=[3789], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3789 [pid 3780] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... futex resumed>) = 0 [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3785] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3789 attached [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3789] set_robust_list(0x7f00019219e0, 24 [pid 3785] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3783] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] <... set_robust_list resumed>) = 0 [pid 3789] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3789] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] <... socket resumed>) = 4 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3789] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] <... socket resumed>) = 5 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3789] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3783] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3789] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... futex resumed>) = 1 [pid 3786] <... futex resumed>) = 0 [pid 3789] <... connect resumed>) = 0 [pid 3786] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3783] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3786] <... openat resumed>) = 6 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3786] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3789] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] <... write resumed>) = 0 [pid 3783] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... ioctl resumed>) = 0 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3783] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3786] <... mmap resumed>) = 0x20000000 [pid 3775] <... write resumed>) = 0 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3786] <... futex resumed>) = 1 [pid 3783] <... futex resumed>) = 0 [pid 3789] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3786] write(4, NULL, 0 [pid 3783] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3775] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] exit_group(0 [pid 3784] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] <... futex resumed>) = ? [pid 3775] <... futex resumed>) = ? [pid 3773] <... exit_group resumed>) = ? [pid 3784] <... futex resumed>) = 0 [pid 3783] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3782] +++ exited with 0 +++ [pid 3775] +++ exited with 0 +++ [pid 3784] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] +++ exited with 0 +++ [pid 3778] exit_group(0 [pid 3784] <... futex resumed>) = ? [pid 3779] <... futex resumed>) = ? [pid 3778] <... exit_group resumed>) = ? [pid 3788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3784] +++ exited with 0 +++ [pid 3779] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3773, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3788] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] +++ exited with 0 +++ [pid 3788] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3790 [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3776] <... write resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3788] <... mmap resumed>) = 0x7f00018e0000 [pid 3776] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 3790 attached [pid 3788] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3776] <... futex resumed>) = 0 [pid 3790] set_robust_list(0x555556aaf5e0, 24 [pid 3789] <... sendmsg resumed>) = 16744448 [pid 3788] <... mprotect resumed>) = 0 [pid 3776] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3771] exit_group(0 [pid 3790] <... set_robust_list resumed>) = 0 [pid 3788] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3781] <... futex resumed>) = ? [pid 3776] <... futex resumed>) = ? [pid 3771] <... exit_group resumed>) = ? [pid 3790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3785] <... sendmsg resumed>) = 16744448 [pid 3781] +++ exited with 0 +++ [pid 3776] +++ exited with 0 +++ [pid 3771] +++ exited with 0 +++ [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3791 attached [pid 3790] <... prctl resumed>) = 0 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... clone resumed>, parent_tid=[3791], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3791 [pid 3785] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] set_robust_list(0x7f00019009e0, 24 [pid 3790] setpgid(0, 0 [pid 3789] <... futex resumed>) = 0 [pid 3788] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3771, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3791] <... set_robust_list resumed>) = 0 [pid 3790] <... setpgid resumed>) = 0 [pid 3789] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] <... futex resumed>) = 0 [pid 3787] <... write resumed>) = 0 [pid 3785] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3792 [pid 3791] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3788] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] exit_group(0./strace-static-x86_64: Process 3792 attached [pid 3791] <... openat resumed>) = 6 [pid 3790] <... openat resumed>) = 3 [pid 3787] <... futex resumed>) = ? [pid 3780] <... futex resumed>) = ? [pid 3777] <... exit_group resumed>) = ? [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3792] set_robust_list(0x555556aaf5e0, 24 [pid 3791] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] write(3, "1000", 4 [pid 3780] +++ exited with 0 +++ [pid 3792] <... set_robust_list resumed>) = 0 [pid 3790] <... write resumed>) = 4 [pid 3791] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3791] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] close(3 [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] +++ exited with 0 +++ [pid 3777] +++ exited with 0 +++ [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3793 [pid 3792] <... prctl resumed>) = 0 [pid 3790] <... close resumed>) = 0 [pid 3789] <... futex resumed>) = 0 [pid 3788] <... futex resumed>) = 1 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3777, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3792] setpgid(0, 0 [pid 3790] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3793 attached [pid 3792] <... setpgid resumed>) = 0 [pid 3790] <... futex resumed>) = 0 [pid 3793] set_robust_list(0x555556aaf5e0, 24 [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3789] <... mmap resumed>) = 0x20000000 [pid 3793] <... set_robust_list resumed>) = 0 [pid 3792] <... openat resumed>) = 3 [pid 3790] <... mmap resumed>) = 0x7f0001901000 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3793] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3792] write(3, "1000", 4 [pid 3790] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3789] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3793] <... prctl resumed>) = 0 [pid 3792] <... write resumed>) = 4 [pid 3790] <... mprotect resumed>) = 0 [pid 3788] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] write(4, NULL, 0 [pid 3793] setpgid(0, 0 [pid 3792] close(3 [pid 3790] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3788] <... futex resumed>) = 0 [pid 3793] <... setpgid resumed>) = 0 [pid 3792] <... close resumed>) = 0 [pid 3793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3792] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... openat resumed>) = 3 [pid 3792] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3794 attached [pid 3793] write(3, "1000", 4 [pid 3792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3794] set_robust_list(0x555556aaf5e0, 24 [pid 3793] <... write resumed>) = 4 [pid 3792] <... mmap resumed>) = 0x7f0001901000 [pid 3794] <... set_robust_list resumed>) = 0 [pid 3793] close(3 [pid 3792] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3793] <... close resumed>) = 0 [pid 3792] <... mprotect resumed>) = 0 [pid 3794] <... prctl resumed>) = 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3794] setpgid(0, 0 [pid 3793] <... futex resumed>) = 0 [pid 3794] <... setpgid resumed>) = 0 [pid 3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3792] <... clone resumed>, parent_tid=[3795], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3795 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3793] <... mmap resumed>) = 0x7f0001901000 [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... openat resumed>) = 3 [pid 3793] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3792] <... futex resumed>) = 0 [pid 3794] write(3, "1000", 4 [pid 3793] <... mprotect resumed>) = 0 [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3794 [pid 3794] <... write resumed>) = 4 [pid 3793] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3790] <... clone resumed>, parent_tid=[3796], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3796 [pid 3794] close(3 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... close resumed>) = 0 [pid 3793] <... clone resumed>, parent_tid=[3797], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3797 [pid 3790] <... futex resumed>) = 0 [pid 3794] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3793] <... futex resumed>) = 0 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... mmap resumed>) = 0x7f0001901000 [pid 3794] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3794] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3798], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3798 [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3797 attached ) = 0 ./strace-static-x86_64: Process 3796 attached [pid 3797] set_robust_list(0x7f00019219e0, 24 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3795 attached [pid 3797] <... set_robust_list resumed>) = 0 [pid 3796] set_robust_list(0x7f00019219e0, 24 [pid 3797] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3796] <... set_robust_list resumed>) = 0 [pid 3795] set_robust_list(0x7f00019219e0, 24./strace-static-x86_64: Process 3798 attached [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3798] set_robust_list(0x7f00019219e0, 24 [pid 3797] <... futex resumed>) = 1 [pid 3795] <... set_robust_list resumed>) = 0 [pid 3793] <... futex resumed>) = 0 [pid 3798] <... set_robust_list resumed>) = 0 [pid 3797] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3797] <... socket resumed>) = 4 [pid 3796] <... bpf resumed>) = 3 [pid 3795] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3793] <... futex resumed>) = 0 [pid 3798] <... bpf resumed>) = 3 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 0 [pid 3796] <... futex resumed>) = 1 [pid 3795] <... bpf resumed>) = 3 [pid 3793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] <... futex resumed>) = 0 [pid 3798] <... futex resumed>) = 1 [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] <... futex resumed>) = 1 [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3790] <... futex resumed>) = 0 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3796] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3795] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3797] <... socket resumed>) = 5 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... futex resumed>) = 0 [pid 3796] <... socket resumed>) = 4 [pid 3795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] <... socket resumed>) = 4 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 1 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3793] <... futex resumed>) = 0 [pid 3798] <... futex resumed>) = 1 [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 1 [pid 3795] <... socket resumed>) = 4 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = 0 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] <... futex resumed>) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... futex resumed>) = 0 [pid 3790] <... futex resumed>) = 0 [pid 3798] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3797] <... connect resumed>) = 0 [pid 3796] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3795] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] <... socket resumed>) = 5 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... socket resumed>) = 5 [pid 3795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3792] <... futex resumed>) = 0 [pid 3788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 1 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3793] <... futex resumed>) = 0 [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] <... futex resumed>) = 1 [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 1 [pid 3795] <... socket resumed>) = 5 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = 0 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3797] <... ioctl resumed>) = 0 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] <... connect resumed>) = 0 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 1 [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = 1 [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] <... futex resumed>) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... futex resumed>) = 0 [pid 3790] <... futex resumed>) = 0 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3796] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3795] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] <... ioctl resumed>) = 0 [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3794] <... futex resumed>) = 0 [pid 3798] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... connect resumed>) = 0 [pid 3795] <... connect resumed>) = 0 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] <... futex resumed>) = 1 [pid 3792] <... futex resumed>) = 0 [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3795] <... ioctl resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3796] <... ioctl resumed>) = 0 [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3790] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3792] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... futex resumed>) = 0 [pid 3795] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3786] <... write resumed>) = 0 [pid 3786] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] exit_group(0 [pid 3785] <... futex resumed>) = ? [pid 3783] <... exit_group resumed>) = ? [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = ? [pid 3785] +++ exited with 0 +++ [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3790] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] +++ exited with 0 +++ [pid 3783] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3799 [pid 3793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3793] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3799 attached ) = 0 [pid 3799] set_robust_list(0x555556aaf5e0, 24 [pid 3793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3799] <... set_robust_list resumed>) = 0 [pid 3799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3799] setpgid(0, 0 [pid 3794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3799] <... setpgid resumed>) = 0 [pid 3794] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3794] <... futex resumed>) = 0 [pid 3799] <... openat resumed>) = 3 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3799] write(3, "1000", 4) = 4 [pid 3799] close(3) = 0 [pid 3799] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3799] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3799] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3800], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3800 [pid 3792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3792] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3792] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3800 attached , parent_tid=[3801], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3801 [pid 3800] set_robust_list(0x7f00019219e0, 24 [pid 3792] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... set_robust_list resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3800] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3792] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3801 attached [pid 3800] <... bpf resumed>) = 3 [pid 3801] set_robust_list(0x7f00019009e0, 24 [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... set_robust_list resumed>) = 0 [pid 3800] <... futex resumed>) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3797] <... sendmsg resumed>) = 16744448 [pid 3793] <... mmap resumed>) = 0x7f00018e0000 [pid 3801] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3800] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3789] <... write resumed>) = 0 [pid 3801] <... openat resumed>) = 6 [pid 3800] <... socket resumed>) = 4 [pid 3799] <... futex resumed>) = 0 [pid 3793] <... mprotect resumed>) = 0 [pid 3801] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3793] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3801] <... futex resumed>) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3792] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... clone resumed>, parent_tid=[3802], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3802 [pid 3792] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = 0 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] <... futex resumed>) = 0 [pid 3798] <... sendmsg resumed>) = 16744448 [pid 3797] <... futex resumed>) = 0 [pid 3794] <... mmap resumed>) = 0x7f00018e0000 [pid 3793] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] <... futex resumed>) = 0 [pid 3790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3801] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3800] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3793] <... futex resumed>) = 0 [pid 3792] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3802 attached [pid 3801] <... mmap resumed>) = 0x20000000 [pid 3800] <... socket resumed>) = 5 [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... mprotect resumed>) = 0 [pid 3793] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3790] <... mmap resumed>) = 0x7f00018e0000 [pid 3789] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = 0 [pid 3794] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3790] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3788] exit_group(0 [pid 3790] <... mprotect resumed>) = 0 [pid 3788] <... exit_group resumed>) = ? [pid 3791] <... futex resumed>) = ? [pid 3790] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3791] +++ exited with 0 +++ [pid 3801] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... futex resumed>) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3802] set_robust_list(0x7f00019009e0, 24 [pid 3789] <... futex resumed>) = ? [pid 3801] <... futex resumed>) = 1 [pid 3800] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... clone resumed>, parent_tid=[3804], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3804 [pid 3792] <... futex resumed>) = 0 [pid 3790] <... clone resumed>, parent_tid=[3803], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3803 [pid 3802] <... set_robust_list resumed>) = 0 [pid 3801] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] <... connect resumed>) = 0 [pid 3799] <... futex resumed>) = 0 [pid 3794] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3801] write(4, NULL, 0 [pid 3800] <... futex resumed>) = 0 [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3794] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3804 attached ./strace-static-x86_64: Process 3803 attached [pid 3802] <... openat resumed>) = 6 [pid 3800] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... sendmsg resumed>) = 16744448 [pid 3790] <... futex resumed>) = 0 [pid 3789] +++ exited with 0 +++ [pid 3788] +++ exited with 0 +++ [pid 3803] set_robust_list(0x7f00019009e0, 24 [pid 3802] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... ioctl resumed>) = 0 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3804] set_robust_list(0x7f00019009e0, 24 [pid 3803] <... set_robust_list resumed>) = 0 [pid 3802] <... futex resumed>) = 1 [pid 3796] <... futex resumed>) = 0 [pid 3804] <... set_robust_list resumed>) = 0 [pid 3803] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3802] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3804] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3803] <... openat resumed>) = 6 [pid 3804] <... openat resumed>) = 6 [pid 3803] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] <... futex resumed>) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3804] <... futex resumed>) = 1 [pid 3803] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3793] <... futex resumed>) = 0 [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] <... futex resumed>) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3796] <... futex resumed>) = 0 [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = 1 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3788, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3800] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = 0 [pid 3797] <... futex resumed>) = 0 [pid 3796] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3794] <... futex resumed>) = 1 [pid 3793] <... futex resumed>) = 1 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] <... futex resumed>) = 0 [pid 3798] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3797] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3796] <... mmap resumed>) = 0x20000000 [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] <... mmap resumed>) = 0x20000000 [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... mmap resumed>) = 0x20000000 [pid 3796] <... futex resumed>) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3805 [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] <... futex resumed>) = 0 [pid 3796] write(4, NULL, 0 [pid 3790] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3805 attached [pid 3798] <... futex resumed>) = 1 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... sendmsg resumed>) = 16744448 [pid 3794] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3805] set_robust_list(0x555556aaf5e0, 24 [pid 3798] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = 1 [pid 3795] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = 0 [pid 3805] <... set_robust_list resumed>) = 0 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3793] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3798] write(4, NULL, 0 [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3793] <... futex resumed>) = 0 [pid 3805] <... prctl resumed>) = 0 [pid 3805] setpgid(0, 0 [pid 3797] write(4, NULL, 0 [pid 3793] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3805] <... setpgid resumed>) = 0 [pid 3799] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3799] <... futex resumed>) = 0 [pid 3805] <... openat resumed>) = 3 [pid 3799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3805] write(3, "1000", 4 [pid 3799] <... mmap resumed>) = 0x7f00018e0000 [pid 3805] <... write resumed>) = 4 [pid 3799] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3805] close(3 [pid 3799] <... mprotect resumed>) = 0 [pid 3805] <... close resumed>) = 0 [pid 3799] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3805] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3799] <... clone resumed>, parent_tid=[3806], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3806 [pid 3805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3799] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... mmap resumed>) = 0x7f0001901000 [pid 3799] <... futex resumed>) = 0 [pid 3805] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3799] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3806 attached [pid 3805] <... mprotect resumed>) = 0 [pid 3806] set_robust_list(0x7f00019009e0, 24 [pid 3805] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3806] <... set_robust_list resumed>) = 0 [pid 3806] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3805] <... clone resumed>, parent_tid=[3807], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3807 [pid 3794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3806] <... openat resumed>) = 6 [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3806] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... futex resumed>) = 0 [pid 3806] <... futex resumed>) = 1 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... futex resumed>) = 0 [pid 3806] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] <... futex resumed>) = 0 [pid 3806] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3799] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3807 attached [pid 3806] <... mmap resumed>) = 0x20000000 [pid 3807] set_robust_list(0x7f00019219e0, 24 [pid 3806] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... set_robust_list resumed>) = 0 [pid 3806] <... futex resumed>) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3807] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3806] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3799] <... futex resumed>) = 0 [pid 3807] <... bpf resumed>) = 3 [pid 3806] write(4, NULL, 0 [pid 3799] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3807] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3807] <... socket resumed>) = 4 [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3807] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... socket resumed>) = 5 [pid 3805] <... futex resumed>) = 0 [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3807] <... futex resumed>) = 0 [pid 3805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3807] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3807] <... connect resumed>) = 0 [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3800] <... sendmsg resumed>) = 16744448 [pid 3807] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... ioctl resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3807] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... write resumed>) = 0 [pid 3805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3805] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3805] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3796] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... mprotect resumed>) = 0 [pid 3796] <... futex resumed>) = 0 [pid 3805] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3796] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] exit_group(0 [pid 3803] <... futex resumed>) = ? [pid 3796] <... futex resumed>) = ? [pid 3790] <... exit_group resumed>) = ? [pid 3805] <... clone resumed>, parent_tid=[3808], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3808 [pid 3803] +++ exited with 0 +++ [pid 3796] +++ exited with 0 +++ [pid 3790] +++ exited with 0 +++ [pid 3805] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3790, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3805] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3808 attached [pid 3805] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... restart_syscall resumed>) = 0 [pid 3808] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3797] <... write resumed>) = 0 [pid 3808] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3797] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3808] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = 0 [pid 3793] exit_group(0./strace-static-x86_64: Process 3809 attached [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3802] <... futex resumed>) = ? [pid 3798] <... write resumed>) = 0 [pid 3793] <... exit_group resumed>) = ? [pid 3809] set_robust_list(0x555556aaf5e0, 24 [pid 3808] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3807] <... sendmsg resumed>) = 16744448 [pid 3805] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] +++ exited with 0 +++ [pid 3801] <... write resumed>) = 0 [pid 3798] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] +++ exited with 0 +++ [pid 3794] exit_group(0 [pid 3793] +++ exited with 0 +++ [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3809 [pid 3809] <... set_robust_list resumed>) = 0 [pid 3808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... futex resumed>) = 0 [pid 3804] <... futex resumed>) = ? [pid 3801] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... futex resumed>) = ? [pid 3794] <... exit_group resumed>) = ? [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3793, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3808] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3807] <... futex resumed>) = 0 [pid 3805] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3804] +++ exited with 0 +++ [pid 3801] <... futex resumed>) = 0 [pid 3798] +++ exited with 0 +++ [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 3809] <... prctl resumed>) = 0 [pid 3808] <... mmap resumed>) = 0x20000000 [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] +++ exited with 0 +++ [pid 3617] <... restart_syscall resumed>) = 0 [pid 3809] setpgid(0, 0 [pid 3808] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3792] exit_group(0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3794, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3809] <... setpgid resumed>) = 0 [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] <... futex resumed>) = ? [pid 3795] <... futex resumed>) = ? [pid 3792] <... exit_group resumed>) = ? [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3808] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] +++ exited with 0 +++ [pid 3795] +++ exited with 0 +++ [pid 3792] +++ exited with 0 +++ [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3809] <... openat resumed>) = 3 [pid 3807] <... futex resumed>) = 0 [pid 3805] <... futex resumed>) = 1 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3809] write(3, "1000", 4 [pid 3807] write(4, NULL, 0 [pid 3805] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3810 [pid 3809] <... write resumed>) = 4 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3811 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3812 ./strace-static-x86_64: Process 3811 attached ./strace-static-x86_64: Process 3812 attached [pid 3812] set_robust_list(0x555556aaf5e0, 24 [pid 3811] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3812] <... set_robust_list resumed>) = 0 [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3812] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3811] <... prctl resumed>) = 0 [pid 3812] setpgid(0, 0 [pid 3811] setpgid(0, 0 [pid 3812] <... setpgid resumed>) = 0 [pid 3811] <... setpgid resumed>) = 0 [pid 3812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3812] <... openat resumed>) = 3 [pid 3811] <... openat resumed>) = 3 [pid 3812] write(3, "1000", 4 [pid 3811] write(3, "1000", 4 [pid 3812] <... write resumed>) = 4 [pid 3811] <... write resumed>) = 4 [pid 3812] close(3 [pid 3811] close(3 [pid 3812] <... close resumed>) = 0 [pid 3811] <... close resumed>) = 0 [pid 3812] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... futex resumed>) = 0 [pid 3811] <... futex resumed>) = 0 [pid 3812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3812] <... mmap resumed>) = 0x7f0001901000 [pid 3811] <... mmap resumed>) = 0x7f0001901000 [pid 3812] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3811] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3812] <... mprotect resumed>) = 0 [pid 3811] <... mprotect resumed>) = 0 [pid 3809] close(3 [pid 3812] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3811] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3809] <... close resumed>) = 0 [pid 3809] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... clone resumed>, parent_tid=[3813], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3813 [pid 3811] <... clone resumed>, parent_tid=[3814], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3814 ./strace-static-x86_64: Process 3810 attached [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... futex resumed>) = 0 [pid 3811] <... futex resumed>) = 0 [pid 3810] set_robust_list(0x555556aaf5e0, 24 [pid 3809] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3814 attached [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... set_robust_list resumed>) = 0 [pid 3809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3809] <... mmap resumed>) = 0x7f0001901000 ./strace-static-x86_64: Process 3813 attached [pid 3814] set_robust_list(0x7f00019219e0, 24 [pid 3810] <... prctl resumed>) = 0 [pid 3809] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3814] <... set_robust_list resumed>) = 0 [pid 3813] set_robust_list(0x7f00019219e0, 24 [pid 3810] setpgid(0, 0 [pid 3809] <... mprotect resumed>) = 0 [pid 3813] <... set_robust_list resumed>) = 0 [pid 3810] <... setpgid resumed>) = 0 [pid 3809] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3814] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3813] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3814] <... bpf resumed>) = 3 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... bpf resumed>) = 3 [pid 3810] <... openat resumed>) = 3 [pid 3809] <... clone resumed>, parent_tid=[3815], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3815 [pid 3814] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] write(3, "1000", 4 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... write resumed>) = 4 [pid 3809] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3815 attached [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] close(3 [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3815] set_robust_list(0x7f00019219e0, 24 [pid 3814] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... close resumed>) = 0 [pid 3815] <... set_robust_list resumed>) = 0 [pid 3814] <... socket resumed>) = 4 [pid 3813] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3815] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... socket resumed>) = 4 [pid 3810] <... futex resumed>) = 0 [pid 3815] <... bpf resumed>) = 3 [pid 3814] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... mmap resumed>) = 0x7f0001901000 [pid 3815] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3809] <... futex resumed>) = 0 [pid 3806] <... write resumed>) = 0 [pid 3815] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... mprotect resumed>) = 0 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... socket resumed>) = 5 [pid 3813] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3809] <... futex resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3815] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... socket resumed>) = 5 [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3806] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] exit_group(0 [pid 3815] <... socket resumed>) = 4 [pid 3814] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... clone resumed>, parent_tid=[3816], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3816 [pid 3806] <... futex resumed>) = ? [pid 3800] <... futex resumed>) = ? [pid 3799] <... exit_group resumed>) = ? [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] +++ exited with 0 +++ [pid 3800] +++ exited with 0 +++ [pid 3799] +++ exited with 0 +++ ./strace-static-x86_64: Process 3816 attached [pid 3815] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3816] set_robust_list(0x7f00019219e0, 24 [pid 3815] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3799, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3816] <... set_robust_list resumed>) = 0 [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... connect resumed>) = 0 [pid 3813] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3816] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3815] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... connect resumed>) = 0 [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] <... bpf resumed>) = 3 [pid 3815] <... socket resumed>) = 5 [pid 3814] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3817 [pid 3816] <... futex resumed>) = 1 [pid 3815] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3815] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3817 attached [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... ioctl resumed>) = 0 [pid 3813] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] set_robust_list(0x555556aaf5e0, 24 [pid 3816] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3815] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... ioctl resumed>) = 0 [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... set_robust_list resumed>) = 0 [pid 3816] <... socket resumed>) = 4 [pid 3815] <... connect resumed>) = 0 [pid 3814] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... prctl resumed>) = 0 [pid 3816] <... futex resumed>) = 1 [pid 3815] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] setpgid(0, 0 [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3815] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... setpgid resumed>) = 0 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3816] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3815] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3814] <... sendmsg resumed>) = 16744448 [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... openat resumed>) = 3 [pid 3816] <... socket resumed>) = 5 [pid 3815] <... ioctl resumed>) = 0 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] write(3, "1000", 4 [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3817] <... write resumed>) = 4 [pid 3816] <... futex resumed>) = 1 [pid 3815] <... futex resumed>) = 1 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] close(3 [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3815] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... close resumed>) = 0 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3814] <... openat resumed>) = 6 [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... futex resumed>) = 0 [pid 3816] <... connect resumed>) = 0 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 1 [pid 3817] <... mmap resumed>) = 0x7f0001901000 [pid 3816] <... futex resumed>) = 0 [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... mprotect resumed>) = 0 [pid 3817] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3818], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3818 [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... futex resumed>) = 1 [pid 3811] <... futex resumed>) = 1 [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] <... futex resumed>) = 0 [pid 3814] <... futex resumed>) = 0 [pid 3816] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3814] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3816] <... ioctl resumed>) = 0 [pid 3814] <... mmap resumed>) = 0x20000000 [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3816] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3814] write(4, NULL, 0 [pid 3811] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3818 attached [pid 3818] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3818] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... futex resumed>) = 0 [pid 3812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] <... sendmsg resumed>) = 16744448 [pid 3813] <... sendmsg resumed>) = 16744448 [pid 3812] <... mmap resumed>) = 0x7f00018e0000 [pid 3809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3817] <... futex resumed>) = 1 [pid 3812] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3809] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3812] <... mprotect resumed>) = 0 [pid 3818] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3818] <... socket resumed>) = 4 [pid 3809] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3818] <... futex resumed>) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3809] <... mprotect resumed>) = 0 [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3809] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3818] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3812] <... clone resumed>, parent_tid=[3819], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3819 [pid 3818] <... socket resumed>) = 5 [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... futex resumed>) = 0 [pid 3809] <... clone resumed>, parent_tid=[3820], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3820 [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3817] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3812] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... connect resumed>) = 0 [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] <... futex resumed>) = 0 [pid 3809] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... futex resumed>) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3817] <... futex resumed>) = 0 [pid 3818] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... ioctl resumed>) = 0 [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] <... futex resumed>) = 0 [pid 3818] <... futex resumed>) = 1 [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... futex resumed>) = 0 [pid 3811] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3820 attached [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... futex resumed>) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3820] set_robust_list(0x7f00019009e0, 24 [pid 3818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3807] <... write resumed>) = 0 [pid 3810] <... mmap resumed>) = 0x7f00018e0000 [pid 3820] <... set_robust_list resumed>) = 0 [pid 3807] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3820] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3807] <... futex resumed>) = 0 [pid 3820] <... openat resumed>) = 6 [pid 3807] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3820] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3809] <... futex resumed>) = 0 [pid 3820] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3805] exit_group(0 [pid 3808] <... futex resumed>) = ? [pid 3807] <... futex resumed>) = ? [pid 3805] <... exit_group resumed>) = ? [pid 3808] +++ exited with 0 +++ [pid 3807] +++ exited with 0 +++ [pid 3810] <... mprotect resumed>) = 0 [pid 3810] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3821], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3821 [pid 3810] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3819 attached [pid 3815] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3810] <... futex resumed>) = 0 [pid 3805] +++ exited with 0 +++ [pid 3819] set_robust_list(0x7f00019009e0, 24 [pid 3816] <... sendmsg resumed>) = 16744448 [pid 3815] <... mmap resumed>) = 0x20000000 [pid 3810] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3805, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3819] <... set_robust_list resumed>) = 0 [pid 3819] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3819] <... openat resumed>) = 6 [pid 3815] <... futex resumed>) = 1 [pid 3809] <... futex resumed>) = 0 [pid 3809] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3822 ./strace-static-x86_64: Process 3821 attached [pid 3809] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3822 attached [pid 3821] set_robust_list(0x7f00019009e0, 24 [pid 3819] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] write(4, NULL, 0 [pid 3809] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... set_robust_list resumed>) = 0 [pid 3821] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3819] <... futex resumed>) = 1 [pid 3821] <... openat resumed>) = 6 [pid 3821] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3821] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] <... futex resumed>) = 0 [pid 3821] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3810] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... mmap resumed>) = 0x20000000 [pid 3821] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3821] write(4, NULL, 0 [pid 3810] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] set_robust_list(0x555556aaf5e0, 24 [pid 3819] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3812] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3822] <... set_robust_list resumed>) = 0 [pid 3818] <... sendmsg resumed>) = 16744448 [pid 3817] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... futex resumed>) = 0 [pid 3822] <... prctl resumed>) = 0 [pid 3813] <... futex resumed>) = 0 [pid 3812] <... futex resumed>) = 1 [pid 3817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3813] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3817] <... mmap resumed>) = 0x7f00018e0000 [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] setpgid(0, 0 [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3813] <... mmap resumed>) = 0x20000000 [pid 3822] <... setpgid resumed>) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3817] <... mprotect resumed>) = 0 [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3817] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3813] <... futex resumed>) = 1 [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] <... futex resumed>) = 0 [pid 3822] <... openat resumed>) = 3 [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... clone resumed>, parent_tid=[3823], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3823 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3823 attached [pid 3822] write(3, "1000", 4 [pid 3817] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] write(4, NULL, 0 [pid 3812] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3822] <... write resumed>) = 4 [pid 3817] <... futex resumed>) = 0 [pid 3822] close(3 [pid 3817] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3812] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3823] set_robust_list(0x7f00019009e0, 24 [pid 3822] <... close resumed>) = 0 [pid 3823] <... set_robust_list resumed>) = 0 [pid 3822] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3823] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3822] <... futex resumed>) = 0 [pid 3823] <... openat resumed>) = 6 [pid 3822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3823] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... mmap resumed>) = 0x7f0001901000 [pid 3810] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3822] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3817] <... futex resumed>) = 0 [pid 3823] <... futex resumed>) = 1 [pid 3822] <... mprotect resumed>) = 0 [pid 3823] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = 0 [pid 3817] <... futex resumed>) = 1 [pid 3822] <... clone resumed>, parent_tid=[3824], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3824 [pid 3818] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3824 attached [pid 3824] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3818] <... mmap resumed>) = 0x20000000 [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3818] <... futex resumed>) = 1 [pid 3817] <... futex resumed>) = 0 [pid 3824] <... bpf resumed>) = 3 [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3817] <... futex resumed>) = 0 [pid 3824] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3818] write(4, NULL, 0 [pid 3817] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED) = 4 [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 3822] <... futex resumed>) = 1 [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 1 [pid 3824] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] <... socket resumed>) = 5 [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... futex resumed>) = 0 [pid 3824] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3824] <... connect resumed>) = 0 [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... futex resumed>) = 0 [pid 3824] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] <... ioctl resumed>) = 0 [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... futex resumed>) = 0 [pid 3824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3822] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3822] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3822] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3822] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3825], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3825 [pid 3822] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] <... write resumed>) = 0 ./strace-static-x86_64: Process 3825 attached [pid 3815] <... write resumed>) = 0 [pid 3814] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] set_robust_list(0x7f00019009e0, 24 [pid 3814] <... futex resumed>) = 0 [pid 3811] exit_group(0 [pid 3825] <... set_robust_list resumed>) = 0 [pid 3815] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... exit_group resumed>) = ? [pid 3825] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3815] <... futex resumed>) = 0 [pid 3814] +++ exited with 0 +++ [pid 3811] +++ exited with 0 +++ [pid 3809] exit_group(0 [pid 3820] <... futex resumed>) = ? [pid 3809] <... exit_group resumed>) = ? [pid 3820] +++ exited with 0 +++ [pid 3825] <... openat resumed>) = 6 [pid 3825] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3811, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3825] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3822] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3825] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3815] +++ exited with 0 +++ [pid 3809] +++ exited with 0 +++ [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3826 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3809, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3825] <... mmap resumed>) = 0x20000000 [pid 3825] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3827 [pid 3825] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3826 attached [pid 3825] write(4, NULL, 0 [pid 3822] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3827 attached [pid 3826] set_robust_list(0x555556aaf5e0, 24 [pid 3822] <... futex resumed>) = 0 [pid 3826] <... set_robust_list resumed>) = 0 [pid 3822] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3826] setpgid(0, 0) = 0 [pid 3826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3827] set_robust_list(0x555556aaf5e0, 24 [pid 3826] <... openat resumed>) = 3 [pid 3827] <... set_robust_list resumed>) = 0 [pid 3826] write(3, "1000", 4 [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3826] <... write resumed>) = 4 [pid 3826] close(3) = 0 [pid 3826] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3826] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3826] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3828], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3828 [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... write resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3821] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... futex resumed>) = 0 [pid 3821] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] exit_group(0./strace-static-x86_64: Process 3828 attached [pid 3827] <... prctl resumed>) = 0 [pid 3824] <... sendmsg resumed>) = 16744448 [pid 3821] <... futex resumed>) = ? [pid 3816] <... futex resumed>) = ? [pid 3813] <... write resumed>) = 0 [pid 3810] <... exit_group resumed>) = ? [pid 3828] set_robust_list(0x7f00019219e0, 24 [pid 3827] setpgid(0, 0 [pid 3824] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] +++ exited with 0 +++ [pid 3816] +++ exited with 0 +++ [pid 3813] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... set_robust_list resumed>) = 0 [pid 3827] <... setpgid resumed>) = 0 [pid 3824] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 0 [pid 3810] +++ exited with 0 +++ [pid 3828] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3824] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] <... bpf resumed>) = 3 [pid 3827] <... openat resumed>) = 3 [pid 3812] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] write(3, "1000", 4 [pid 3819] <... futex resumed>) = ? [pid 3813] <... futex resumed>) = ? [pid 3812] <... exit_group resumed>) = ? [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3828] <... futex resumed>) = 1 [pid 3827] <... write resumed>) = 4 [pid 3826] <... futex resumed>) = 0 [pid 3819] +++ exited with 0 +++ [pid 3813] +++ exited with 0 +++ [pid 3812] +++ exited with 0 +++ [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] close(3 [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... close resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3829 [pid 3828] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3827] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3828] <... socket resumed>) = 4 [pid 3827] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3812, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3829 attached [pid 3828] <... futex resumed>) = 1 [pid 3827] <... mmap resumed>) = 0x7f0001901000 [pid 3826] <... futex resumed>) = 0 [pid 3829] set_robust_list(0x555556aaf5e0, 24 [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3829] <... set_robust_list resumed>) = 0 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... mprotect resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3830 [pid 3829] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3828] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3827] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] <... prctl resumed>) = 0 [pid 3828] <... socket resumed>) = 5 [pid 3829] setpgid(0, 0 [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... clone resumed>, parent_tid=[3831], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3831 ./strace-static-x86_64: Process 3830 attached [pid 3829] <... setpgid resumed>) = 0 [pid 3828] <... futex resumed>) = 1 [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... futex resumed>) = 0 [pid 3830] set_robust_list(0x555556aaf5e0, 24 [pid 3829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] <... futex resumed>) = 0 [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... set_robust_list resumed>) = 0 [pid 3829] <... openat resumed>) = 3 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... futex resumed>) = 0 [pid 3829] write(3, "1000", 4 [pid 3828] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3831 attached [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3829] <... write resumed>) = 4 [pid 3828] <... connect resumed>) = 0 [pid 3831] set_robust_list(0x7f00019219e0, 24 [pid 3829] close(3 [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... prctl resumed>) = 0 [pid 3831] <... set_robust_list resumed>) = 0 [pid 3829] <... close resumed>) = 0 [pid 3828] <... futex resumed>) = 1 [pid 3826] <... futex resumed>) = 0 [pid 3830] setpgid(0, 0 [pid 3831] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3829] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... bpf resumed>) = 3 [pid 3830] <... setpgid resumed>) = 0 [pid 3829] <... futex resumed>) = 0 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] <... futex resumed>) = 0 [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3828] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3831] <... futex resumed>) = 1 [pid 3830] <... openat resumed>) = 3 [pid 3829] <... mmap resumed>) = 0x7f0001901000 [pid 3828] <... ioctl resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] write(3, "1000", 4 [pid 3829] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... write resumed>) = 4 [pid 3829] <... mprotect resumed>) = 0 [pid 3828] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3831] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3830] close(3 [pid 3829] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... socket resumed>) = 4 [pid 3830] <... close resumed>) = 0 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] <... futex resumed>) = 0 [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... clone resumed>, parent_tid=[3832], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3832 [pid 3828] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = 0 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... mmap resumed>) = 0x7f0001901000 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3832 attached [pid 3831] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3830] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] set_robust_list(0x7f00019219e0, 24 [pid 3831] <... socket resumed>) = 5 [pid 3830] <... mprotect resumed>) = 0 [pid 3832] <... set_robust_list resumed>) = 0 [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3832] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3831] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3832] <... bpf resumed>) = 3 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] <... clone resumed>, parent_tid=[3833], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3833 [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = 0 [pid 3832] <... futex resumed>) = 1 [pid 3831] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3830] <... futex resumed>) = 0 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3833 attached [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] <... connect resumed>) = 0 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... write resumed>) = 0 [pid 3833] set_robust_list(0x7f00019219e0, 24 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... futex resumed>) = 0 [pid 3818] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... set_robust_list resumed>) = 0 [pid 3832] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3831] <... futex resumed>) = 1 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] <... futex resumed>) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3833] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3832] <... socket resumed>) = 4 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] <... bpf resumed>) = 3 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 0 [pid 3817] exit_group(0 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... futex resumed>) = 1 [pid 3831] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3823] <... futex resumed>) = ? [pid 3818] <... futex resumed>) = ? [pid 3817] <... exit_group resumed>) = ? [pid 3833] <... futex resumed>) = 1 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] <... ioctl resumed>) = 0 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3823] +++ exited with 0 +++ [pid 3818] +++ exited with 0 +++ [pid 3817] +++ exited with 0 +++ [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3817, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] <... futex resumed>) = 0 [pid 3833] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3832] <... socket resumed>) = 5 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... socket resumed>) = 4 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 0 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... futex resumed>) = 1 [pid 3831] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3833] <... futex resumed>) = 1 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... futex resumed>) = 0 [pid 3826] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3833] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3832] <... connect resumed>) = 0 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... socket resumed>) = 5 [pid 3832] <... futex resumed>) = 1 [pid 3829] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3834 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... mmap resumed>) = 0x7f00018e0000 [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3829] <... futex resumed>) = 0 [pid 3826] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... mprotect resumed>) = 0 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] <... ioctl resumed>) = 0 [pid 3830] <... futex resumed>) = 0 [pid 3826] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3834 attached [pid 3833] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] set_robust_list(0x555556aaf5e0, 24 [pid 3833] <... connect resumed>) = 0 [pid 3832] <... futex resumed>) = 1 [pid 3829] <... futex resumed>) = 0 [pid 3826] <... clone resumed>, parent_tid=[3835], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3835 ./strace-static-x86_64: Process 3835 attached [pid 3834] <... set_robust_list resumed>) = 0 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] set_robust_list(0x7f00019009e0, 24 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3829] <... futex resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3835] <... set_robust_list resumed>) = 0 [pid 3834] <... prctl resumed>) = 0 [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3834] setpgid(0, 0 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3825] <... write resumed>) = 0 [pid 3835] <... openat resumed>) = 6 [pid 3834] <... setpgid resumed>) = 0 [pid 3833] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3828] <... sendmsg resumed>) = 16744448 [pid 3825] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] exit_group(0 [pid 3835] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3833] <... ioctl resumed>) = 0 [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = ? [pid 3824] <... futex resumed>) = ? [pid 3822] <... exit_group resumed>) = ? [pid 3835] <... futex resumed>) = 1 [pid 3834] <... openat resumed>) = 3 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = 0 [pid 3826] <... futex resumed>) = 0 [pid 3825] +++ exited with 0 +++ [pid 3824] +++ exited with 0 +++ [pid 3835] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] write(3, "1000", 4 [pid 3833] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3828] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] +++ exited with 0 +++ [pid 3834] <... write resumed>) = 4 [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] <... sendmsg resumed>) = 16744448 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... mmap resumed>) = 0x20000000 [pid 3827] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3822, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3834] close(3 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... futex resumed>) = 0 [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = 0 [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] <... close resumed>) = 0 [pid 3833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3831] <... futex resumed>) = 0 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3828] <... futex resumed>) = 0 [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3834] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] <... mmap resumed>) = 0x7f00018e0000 [pid 3834] <... futex resumed>) = 0 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3826] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3828] <... futex resumed>) = 0 [pid 3827] <... mprotect resumed>) = 0 [pid 3826] <... futex resumed>) = 1 [pid 3834] <... mmap resumed>) = 0x7f0001901000 [pid 3828] write(4, NULL, 0 [pid 3827] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3826] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3836 attached [pid 3834] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3836 [pid 3836] set_robust_list(0x555556aaf5e0, 24 [pid 3834] <... mprotect resumed>) = 0 [pid 3829] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... clone resumed>, parent_tid=[3837], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3837 ./strace-static-x86_64: Process 3837 attached [pid 3836] <... set_robust_list resumed>) = 0 [pid 3834] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3832] <... sendmsg resumed>) = 16744448 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] set_robust_list(0x7f00019009e0, 24 [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3827] <... futex resumed>) = 0 [pid 3837] <... set_robust_list resumed>) = 0 [pid 3836] <... prctl resumed>) = 0 [pid 3834] <... clone resumed>, parent_tid=[3838], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3838 [pid 3832] <... futex resumed>) = 0 [pid 3829] <... mmap resumed>) = 0x7f00018e0000 [pid 3827] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3837] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3836] setpgid(0, 0 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3829] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3837] <... openat resumed>) = 6 [pid 3836] <... setpgid resumed>) = 0 [pid 3834] <... futex resumed>) = 0 [pid 3829] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3838 attached [pid 3837] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3838] set_robust_list(0x7f00019219e0, 24 [pid 3837] <... futex resumed>) = 1 [pid 3836] <... openat resumed>) = 3 [pid 3827] <... futex resumed>) = 0 [pid 3838] <... set_robust_list resumed>) = 0 [pid 3837] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] write(3, "1000", 4 [pid 3829] <... clone resumed>, parent_tid=[3839], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3839 [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3839 attached [pid 3838] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3836] <... write resumed>) = 4 [pid 3833] <... sendmsg resumed>) = 16744448 [pid 3831] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = 1 [pid 3839] set_robust_list(0x7f00019009e0, 24 [pid 3836] close(3 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3829] <... futex resumed>) = 0 [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3839] <... set_robust_list resumed>) = 0 [pid 3838] <... bpf resumed>) = 3 [pid 3836] <... close resumed>) = 0 [pid 3833] <... futex resumed>) = 1 [pid 3831] <... mmap resumed>) = 0x20000000 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3839] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3836] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3839] <... openat resumed>) = 6 [pid 3838] <... futex resumed>) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3834] <... futex resumed>) = 0 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3839] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3831] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3839] <... futex resumed>) = 1 [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... mmap resumed>) = 0x7f0001901000 [pid 3834] <... futex resumed>) = 0 [pid 3833] <... openat resumed>) = 6 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3829] <... futex resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3839] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3838] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3836] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] write(4, NULL, 0 [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] <... socket resumed>) = 4 [pid 3836] <... mprotect resumed>) = 0 [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3830] <... futex resumed>) = 0 [pid 3829] <... futex resumed>) = 1 [pid 3836] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... mmap resumed>) = 0x20000000 [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] <... clone resumed>, parent_tid=[3840], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3840 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3833] <... futex resumed>) = 0 [pid 3830] <... futex resumed>) = 1 [pid 3829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3834] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3833] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3838] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... mmap resumed>) = 0x20000000 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3829] <... futex resumed>) = 0 [pid 3838] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3834] <... futex resumed>) = 0 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] write(4, NULL, 0./strace-static-x86_64: Process 3840 attached [pid 3838] <... socket resumed>) = 5 [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3833] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] set_robust_list(0x7f00019219e0, 24 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... set_robust_list resumed>) = 0 [pid 3838] <... futex resumed>) = 0 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3840] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3838] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3834] <... futex resumed>) = 0 [pid 3833] write(4, NULL, 0 [pid 3830] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] <... bpf resumed>) = 3 [pid 3838] <... connect resumed>) = 0 [pid 3836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3828] <... write resumed>) = 0 [pid 3840] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3828] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] <... futex resumed>) = 0 [pid 3840] <... futex resumed>) = 0 [pid 3838] <... futex resumed>) = 0 [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = 0 [pid 3836] <... mmap resumed>) = 0x7f00018e0000 [pid 3826] exit_group(0 [pid 3840] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3838] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3836] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3835] <... futex resumed>) = ? [pid 3834] <... futex resumed>) = 0 [pid 3826] <... exit_group resumed>) = ? [pid 3838] <... ioctl resumed>) = 0 [pid 3836] <... mprotect resumed>) = 0 [pid 3835] +++ exited with 0 +++ [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3828] +++ exited with 0 +++ [pid 3826] +++ exited with 0 +++ [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3838] <... futex resumed>) = 0 [pid 3836] <... clone resumed>, parent_tid=[3841], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3841 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3826, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3836] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3836] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] <... futex resumed>) = 0 [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3842 ./strace-static-x86_64: Process 3841 attached [pid 3841] set_robust_list(0x7f00019009e0, 24) = 0 ./strace-static-x86_64: Process 3842 attached [pid 3841] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3842] set_robust_list(0x555556aaf5e0, 24 [pid 3841] <... socket resumed>) = 4 [pid 3842] <... set_robust_list resumed>) = 0 [pid 3841] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3841] <... futex resumed>) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3836] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... prctl resumed>) = 0 [pid 3841] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] <... futex resumed>) = 1 [pid 3840] <... futex resumed>) = 0 [pid 3836] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] setpgid(0, 0 [pid 3840] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3842] <... setpgid resumed>) = 0 [pid 3840] <... socket resumed>) = 5 [pid 3842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3840] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3840] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... openat resumed>) = 3 [pid 3836] <... futex resumed>) = 0 [pid 3842] write(3, "1000", 4 [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] <... write resumed>) = 4 [pid 3840] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3831] <... write resumed>) = 0 [pid 3842] close(3 [pid 3840] <... connect resumed>) = 0 [pid 3842] <... close resumed>) = 0 [pid 3834] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... futex resumed>) = 0 [pid 3842] <... futex resumed>) = 0 [pid 3840] <... futex resumed>) = 1 [pid 3838] <... sendmsg resumed>) = 16744448 [pid 3836] <... futex resumed>) = 0 [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3831] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3840] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... mmap resumed>) = 0x7f00018e0000 [pid 3831] <... futex resumed>) = 0 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] exit_group(0 [pid 3837] <... futex resumed>) = ? [pid 3827] <... exit_group resumed>) = ? [pid 3837] +++ exited with 0 +++ [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... futex resumed>) = 0 [pid 3842] <... mmap resumed>) = 0x7f0001901000 [pid 3834] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3842] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3840] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3838] <... futex resumed>) = 0 [pid 3836] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] <... mprotect resumed>) = 0 [pid 3831] +++ exited with 0 +++ [pid 3827] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3827, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3842] <... mprotect resumed>) = 0 [pid 3840] <... ioctl resumed>) = 0 [pid 3838] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3842] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3840] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3840] <... futex resumed>) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3842] <... clone resumed>, parent_tid=[3844], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3844 [pid 3840] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3845 [pid 3836] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... clone resumed>, parent_tid=[3843], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3843 [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... futex resumed>) = 0 [pid 3842] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... futex resumed>) = 0 [pid 3840] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3836] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] <... futex resumed>) = 0 [pid 3842] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3843 attached [pid 3843] set_robust_list(0x7f00019009e0, 24./strace-static-x86_64: Process 3845 attached ) = 0 [pid 3845] set_robust_list(0x555556aaf5e0, 24 [pid 3843] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3845] <... set_robust_list resumed>) = 0 [pid 3843] <... openat resumed>) = 6 [pid 3845] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3843] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... prctl resumed>) = 0 [pid 3843] <... futex resumed>) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3845] setpgid(0, 0 [pid 3843] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... setpgid resumed>) = 0 [pid 3834] <... futex resumed>) = 1 [pid 3845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3838] <... futex resumed>) = 0 [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3844 attached [pid 3845] <... openat resumed>) = 3 [pid 3838] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3845] write(3, "1000", 4) = 4 [pid 3845] close(3) = 0 [pid 3845] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3838] <... mmap resumed>) = 0x20000000 [pid 3845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3845] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3845] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3846], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3846 [pid 3844] set_robust_list(0x7f00019219e0, 24 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... futex resumed>) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3844] <... set_robust_list resumed>) = 0 [pid 3845] <... futex resumed>) = 0 [pid 3834] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] write(4, NULL, 0 [pid 3834] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3846 attached [pid 3846] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3846] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... futex resumed>) = 0 [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] <... futex resumed>) = 1 [pid 3846] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3834] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] <... socket resumed>) = 4 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3844] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3846] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... socket resumed>) = 5 [pid 3845] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = 0 [pid 3845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... futex resumed>) = 1 [pid 3846] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] <... futex resumed>) = 0 [pid 3836] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3845] <... futex resumed>) = 0 [pid 3841] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3846] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] <... bpf resumed>) = 3 [pid 3846] <... connect resumed>) = 0 [pid 3842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3841] <... openat resumed>) = 6 [pid 3833] <... write resumed>) = 0 [pid 3842] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... futex resumed>) = 0 [pid 3841] <... futex resumed>) = 1 [pid 3836] <... futex resumed>) = 0 [pid 3842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3841] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3836] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... mmap resumed>) = 0x7f00018e0000 [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... futex resumed>) = 0 [pid 3842] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3841] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3836] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] <... mprotect resumed>) = 0 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3846] <... futex resumed>) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3846] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... clone resumed>, parent_tid=[3847], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3847 [pid 3833] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3845] <... futex resumed>) = 0 [pid 3844] <... futex resumed>) = 0 [pid 3842] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... futex resumed>) = 0 [pid 3846] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] <... futex resumed>) = 0 [pid 3833] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3846] <... ioctl resumed>) = 0 [pid 3842] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] exit_group(0 [pid 3846] <... futex resumed>) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3833] <... futex resumed>) = ? [pid 3830] <... exit_group resumed>) = ? [pid 3846] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] +++ exited with 0 +++ [pid 3846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3845] <... futex resumed>) = 0 [pid 3846] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3830, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3834] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3847 attached [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3847] set_robust_list(0x7f00019009e0, 24 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3848 [pid 3847] <... set_robust_list resumed>) = 0 [pid 3841] <... mmap resumed>) = 0x20000000 [pid 3847] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3841] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] <... socket resumed>) = 4 [pid 3841] <... futex resumed>) = 1 [pid 3840] <... sendmsg resumed>) = 9863168 [pid 3836] <... futex resumed>) = 0 [pid 3847] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] write(4, NULL, 0 [pid 3836] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] <... futex resumed>) = 0 [pid 3847] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3836] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3848 attached [pid 3848] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3848] setpgid(0, 0) = 0 [pid 3842] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3844] <... futex resumed>) = 0 [pid 3842] <... futex resumed>) = 1 [pid 3848] <... openat resumed>) = 3 [pid 3844] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3842] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] write(3, "1000", 4 [pid 3844] <... socket resumed>) = 5 [pid 3848] <... write resumed>) = 4 [pid 3844] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = 0 [pid 3848] close(3 [pid 3844] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = 0 [pid 3844] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3842] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3844] <... connect resumed>) = 0 [pid 3848] <... mmap resumed>) = 0x7f0001901000 [pid 3848] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3844] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... mprotect resumed>) = 0 [pid 3844] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3840] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3848] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3845] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... write resumed>) = 0 [pid 3848] <... clone resumed>, parent_tid=[3849], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3849 [pid 3846] <... sendmsg resumed>) = 16744448 [pid 3845] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3832] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... mmap resumed>) = 0x7f00018e0000 [pid 3832] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3845] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3832] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3845] <... mprotect resumed>) = 0 [pid 3845] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3850], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3850 [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... futex resumed>) = 0 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3849 attached [pid 3845] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] set_robust_list(0x7f00019219e0, 24 [pid 3846] <... futex resumed>) = 0 [pid 3845] <... futex resumed>) = 0 [pid 3844] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3842] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3849] <... set_robust_list resumed>) = 0 [pid 3845] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3846] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] <... bpf resumed>) = 3 [pid 3844] <... ioctl resumed>) = 0 [pid 3829] exit_group(0./strace-static-x86_64: Process 3850 attached [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] set_robust_list(0x7f00019009e0, 24 [pid 3849] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3844] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3839] <... futex resumed>) = ? [pid 3832] <... futex resumed>) = ? [pid 3829] <... exit_group resumed>) = ? [pid 3850] <... set_robust_list resumed>) = 0 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3839] +++ exited with 0 +++ [pid 3832] +++ exited with 0 +++ [pid 3850] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3842] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] <... openat resumed>) = 6 [pid 3849] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... socket resumed>) = 4 [pid 3850] <... futex resumed>) = 1 [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... futex resumed>) = 0 [pid 3829] +++ exited with 0 +++ [pid 3850] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3842] <... futex resumed>) = 0 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = 0 [pid 3845] <... futex resumed>) = 1 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3829, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3846] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3849] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3846] <... mmap resumed>) = 0x20000000 [pid 3849] <... socket resumed>) = 5 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3851 [pid 3849] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3846] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3845] <... futex resumed>) = 0 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3846] write(4, NULL, 0 [pid 3845] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] <... connect resumed>) = 0 [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3849] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] <... ioctl resumed>) = 0 [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3849] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3851 attached [pid 3851] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3841] <... write resumed>) = 0 [pid 3851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3851] setpgid(0, 0) = 0 [pid 3851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3851] write(3, "1000", 4 [pid 3845] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3851] <... write resumed>) = 4 [pid 3842] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] close(3 [pid 3842] <... futex resumed>) = 1 [pid 3851] <... close resumed>) = 0 [pid 3847] <... futex resumed>) = 0 [pid 3842] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3851] <... futex resumed>) = 0 [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3847] <... openat resumed>) = 6 [pid 3851] <... mmap resumed>) = 0x7f0001901000 [pid 3851] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3847] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] <... mprotect resumed>) = 0 [pid 3847] <... futex resumed>) = 1 [pid 3851] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3842] <... futex resumed>) = 0 [pid 3847] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] <... clone resumed>, parent_tid=[3852], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3852 [pid 3847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... futex resumed>) = 0 [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3842] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3852 attached [pid 3851] <... futex resumed>) = 0 [pid 3847] <... mmap resumed>) = 0x20000000 [pid 3841] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] <... futex resumed>) = 0 [pid 3852] set_robust_list(0x7f00019219e0, 24 [pid 3847] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3841] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... set_robust_list resumed>) = 0 [pid 3847] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] exit_group(0 [pid 3852] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... futex resumed>) = 0 [pid 3852] <... bpf resumed>) = 3 [pid 3847] write(4, NULL, 0 [pid 3844] <... sendmsg resumed>) = 10485760 [pid 3841] <... futex resumed>) = ? [pid 3840] <... futex resumed>) = ? [pid 3836] <... exit_group resumed>) = ? [pid 3842] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3844] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] +++ exited with 0 +++ [pid 3852] <... futex resumed>) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3848] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... futex resumed>) = 0 [pid 3840] +++ exited with 0 +++ [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = 0 [pid 3844] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3836] +++ exited with 0 +++ [pid 3852] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3836, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3852] <... socket resumed>) = 4 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3852] <... futex resumed>) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3852] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] <... sendmsg resumed>) = 16744448 [pid 3848] <... mmap resumed>) = 0x7f00018e0000 [pid 3852] <... socket resumed>) = 5 [pid 3848] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3853 [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... mprotect resumed>) = 0 [pid 3852] <... futex resumed>) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3848] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3853 attached [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3848] <... clone resumed>, parent_tid=[3854], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3854 [pid 3853] set_robust_list(0x555556aaf5e0, 24 [pid 3852] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... set_robust_list resumed>) = 0 [pid 3852] <... connect resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3854 attached [pid 3853] <... prctl resumed>) = 0 [pid 3852] <... futex resumed>) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3854] set_robust_list(0x7f00019009e0, 24 [pid 3853] setpgid(0, 0 [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... set_robust_list resumed>) = 0 [pid 3853] <... setpgid resumed>) = 0 [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3854] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3852] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3854] <... openat resumed>) = 6 [pid 3853] <... openat resumed>) = 3 [pid 3852] <... ioctl resumed>) = 0 [pid 3854] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] write(3, "1000", 4 [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... futex resumed>) = 1 [pid 3853] <... write resumed>) = 4 [pid 3852] <... futex resumed>) = 1 [pid 3851] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3854] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] close(3 [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3851] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... close resumed>) = 0 [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3854] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3853] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3851] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3854] <... mmap resumed>) = 0x20000000 [pid 3853] <... futex resumed>) = 0 [pid 3849] <... futex resumed>) = 0 [pid 3842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3854] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3849] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... futex resumed>) = 1 [pid 3853] <... mmap resumed>) = 0x7f0001901000 [pid 3848] <... futex resumed>) = 0 [pid 3854] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3848] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... mprotect resumed>) = 0 [pid 3849] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 1 [pid 3853] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3849] write(4, NULL, 0 [pid 3848] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] <... write resumed>) = 0 [pid 3853] <... clone resumed>, parent_tid=[3855], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3855 [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... futex resumed>) = 0 [pid 3838] <... futex resumed>) = 0 [pid 3834] exit_group(0 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3855 attached [pid 3843] <... futex resumed>) = ? [pid 3834] <... exit_group resumed>) = ? [pid 3855] set_robust_list(0x7f00019219e0, 24 [pid 3843] +++ exited with 0 +++ [pid 3855] <... set_robust_list resumed>) = 0 [pid 3855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3838] +++ exited with 0 +++ [pid 3834] +++ exited with 0 +++ [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3855] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... socket resumed>) = 4 [pid 3853] <... futex resumed>) = 0 [pid 3851] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3856 [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 3856 attached [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3851] <... mmap resumed>) = 0x7f00018e0000 [pid 3855] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3855] <... socket resumed>) = 5 [pid 3851] <... mprotect resumed>) = 0 [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3856] set_robust_list(0x555556aaf5e0, 24 [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] <... clone resumed>, parent_tid=[3857], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3857 [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3851] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3856] <... set_robust_list resumed>) = 0 [pid 3855] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3857 attached [pid 3856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3855] <... connect resumed>) = 0 [pid 3851] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] <... write resumed>) = 0 [pid 3857] set_robust_list(0x7f00019009e0, 24 [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] <... set_robust_list resumed>) = 0 [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3857] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... prctl resumed>) = 0 [pid 3857] <... openat resumed>) = 6 [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3857] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] setpgid(0, 0 [pid 3855] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3847] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] exit_group(0 [pid 3857] <... futex resumed>) = 1 [pid 3856] <... setpgid resumed>) = 0 [pid 3855] <... ioctl resumed>) = 0 [pid 3851] <... futex resumed>) = 0 [pid 3847] <... futex resumed>) = ? [pid 3844] <... futex resumed>) = ? [pid 3842] <... exit_group resumed>) = ? [pid 3857] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3847] +++ exited with 0 +++ [pid 3844] +++ exited with 0 +++ [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3851] <... futex resumed>) = 0 [pid 3842] +++ exited with 0 +++ [pid 3857] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3842, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 3857] <... mmap resumed>) = 0x20000000 [pid 3856] <... openat resumed>) = 3 [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3846] <... write resumed>) = 0 [pid 3857] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3857] <... futex resumed>) = 1 [pid 3856] write(3, "1000", 4 [pid 3851] <... futex resumed>) = 0 [pid 3846] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] <... write resumed>) = 4 [pid 3851] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] exit_group(0 [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = 0 [pid 3850] <... futex resumed>) = ? [pid 3856] close(3 [pid 3845] <... exit_group resumed>) = ? [pid 3857] write(4, NULL, 0 [pid 3851] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] +++ exited with 0 +++ [pid 3856] <... close resumed>) = 0 [pid 3846] <... futex resumed>) = ? [pid 3856] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3846] +++ exited with 0 +++ [pid 3845] +++ exited with 0 +++ [pid 3856] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3845, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3856] <... mmap resumed>) = 0x7f0001901000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3856] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3858 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3859 [pid 3852] <... sendmsg resumed>) = 16744448 [pid 3852] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3852] <... futex resumed>) = 0 [pid 3852] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3859 attached [pid 3859] set_robust_list(0x555556aaf5e0, 24 [pid 3856] <... clone resumed>, parent_tid=[3860], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3860 [pid 3859] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 3858 attached ./strace-static-x86_64: Process 3860 attached [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3856] <... futex resumed>) = 0 [pid 3858] set_robust_list(0x555556aaf5e0, 24 [pid 3860] set_robust_list(0x7f00019219e0, 24 [pid 3859] <... prctl resumed>) = 0 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] setpgid(0, 0 [pid 3858] <... set_robust_list resumed>) = 0 [pid 3860] <... set_robust_list resumed>) = 0 [pid 3859] <... setpgid resumed>) = 0 [pid 3859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3859] <... openat resumed>) = 3 [pid 3858] <... prctl resumed>) = 0 [pid 3860] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3859] write(3, "1000", 4 [pid 3858] setpgid(0, 0 [pid 3859] <... write resumed>) = 4 [pid 3859] close(3 [pid 3860] <... bpf resumed>) = 3 [pid 3859] <... close resumed>) = 0 [pid 3858] <... setpgid resumed>) = 0 [pid 3859] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3859] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3860] <... futex resumed>) = 1 [pid 3856] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] <... clone resumed>, parent_tid=[3861], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3861 [pid 3858] <... openat resumed>) = 3 [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] write(3, "1000", 4 [pid 3853] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = 0 [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] <... futex resumed>) = 0 [pid 3858] <... write resumed>) = 4 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3860] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] close(3 [pid 3853] <... mmap resumed>) = 0x7f00018e0000 [pid 3851] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3860] <... socket resumed>) = 4 [pid 3853] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... close resumed>) = 0 [pid 3860] <... futex resumed>) = 1 [pid 3858] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3861 attached [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] <... futex resumed>) = 0 [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] set_robust_list(0x7f00019219e0, 24 [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3856] <... futex resumed>) = 0 [pid 3861] <... set_robust_list resumed>) = 0 [pid 3860] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3858] <... mmap resumed>) = 0x7f0001901000 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3860] <... socket resumed>) = 5 [pid 3858] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3859] <... futex resumed>) = 0 [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] <... futex resumed>) = 0 [pid 3858] <... mprotect resumed>) = 0 [pid 3861] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] <... socket resumed>) = 4 [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 1 [pid 3858] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3856] <... futex resumed>) = 0 [pid 3861] <... futex resumed>) = 1 [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] <... futex resumed>) = 0 [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... clone resumed>, parent_tid=[3862], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3862 [pid 3856] <... futex resumed>) = 0 [pid 3853] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3862 attached [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3859] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3849] <... write resumed>) = 0 [pid 3862] set_robust_list(0x7f00019219e0, 24 [pid 3861] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3860] <... connect resumed>) = 0 [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... futex resumed>) = 0 [pid 3855] <... sendmsg resumed>) = 16744448 [pid 3849] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... socket resumed>) = 5 [pid 3853] <... clone resumed>, parent_tid=[3863], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3863 [pid 3862] <... set_robust_list resumed>) = 0 [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] exit_group(0 [pid 3862] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3861] <... futex resumed>) = 1 [pid 3860] <... futex resumed>) = 1 [pid 3859] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] <... futex resumed>) = 0 [pid 3854] <... futex resumed>) = ? [pid 3853] <... futex resumed>) = 0 [pid 3848] <... exit_group resumed>) = ? [pid 3849] <... futex resumed>) = ? [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] +++ exited with 0 +++ [pid 3853] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3863 attached [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] <... futex resumed>) = 0 [pid 3855] <... futex resumed>) = 0 [pid 3863] set_robust_list(0x7f00019009e0, 24 [pid 3862] <... bpf resumed>) = 3 [pid 3861] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... set_robust_list resumed>) = 0 [pid 3861] <... connect resumed>) = 0 [pid 3863] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... openat resumed>) = 6 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 1 [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = 0 [pid 3849] +++ exited with 0 +++ [pid 3848] +++ exited with 0 +++ [pid 3863] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3863] <... futex resumed>) = 1 [pid 3862] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] <... ioctl resumed>) = 0 [pid 3859] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3848, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3863] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3862] <... socket resumed>) = 4 [pid 3861] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... futex resumed>) = 0 [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3861] <... ioctl resumed>) = 0 [pid 3855] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = 1 [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 1 [pid 3860] <... futex resumed>) = 1 [pid 3859] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] <... futex resumed>) = 0 [pid 3855] <... mmap resumed>) = 0x20000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3859] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] <... futex resumed>) = 0 [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3859] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... futex resumed>) = 0 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3862] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] <... futex resumed>) = 0 [pid 3855] write(4, NULL, 0 [pid 3853] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] <... socket resumed>) = 5 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3864 [pid 3862] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3864 attached [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] set_robust_list(0x555556aaf5e0, 24 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... futex resumed>) = 0 [pid 3864] <... set_robust_list resumed>) = 0 [pid 3862] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3862] <... connect resumed>) = 0 [pid 3864] <... prctl resumed>) = 0 [pid 3864] setpgid(0, 0 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... setpgid resumed>) = 0 [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3862] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3864] write(3, "1000", 4 [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... write resumed>) = 4 [pid 3864] close(3 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... futex resumed>) = 0 [pid 3864] <... close resumed>) = 0 [pid 3864] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3864] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3864] <... clone resumed>, parent_tid=[3865], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3865 [pid 3862] <... ioctl resumed>) = 0 [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3865 attached [pid 3865] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3862] <... futex resumed>) = 1 [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] <... futex resumed>) = 0 [pid 3865] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... bpf resumed>) = 3 [pid 3862] <... futex resumed>) = 0 [pid 3859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3858] <... futex resumed>) = 1 [pid 3856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3853] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3859] <... futex resumed>) = 0 [pid 3865] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... socket resumed>) = 4 [pid 3864] <... futex resumed>) = 0 [pid 3859] <... mmap resumed>) = 0x7f00018e0000 [pid 3856] <... futex resumed>) = 0 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3865] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3859] <... mprotect resumed>) = 0 [pid 3856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3865] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3856] <... mmap resumed>) = 0x7f00018e0000 [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] <... futex resumed>) = 0 [pid 3856] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3865] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] <... clone resumed>, parent_tid=[3866], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3866 [pid 3856] <... mprotect resumed>) = 0 [pid 3865] <... socket resumed>) = 5 [pid 3859] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] <... futex resumed>) = 0 [pid 3865] <... futex resumed>) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3859] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] <... clone resumed>, parent_tid=[3867], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3867 ./strace-static-x86_64: Process 3866 attached [pid 3865] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] set_robust_list(0x7f00019009e0, 24 [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = 0 [pid 3866] <... set_robust_list resumed>) = 0 [pid 3865] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3866] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3865] <... connect resumed>) = 0 ./strace-static-x86_64: Process 3867 attached [pid 3866] <... openat resumed>) = 6 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] set_robust_list(0x7f00019009e0, 24 [pid 3866] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3866] <... futex resumed>) = 1 [pid 3865] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] <... futex resumed>) = 0 [pid 3866] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] <... futex resumed>) = 0 [pid 3859] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... set_robust_list resumed>) = 0 [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] <... futex resumed>) = 0 [pid 3867] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3866] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3865] <... ioctl resumed>) = 0 [pid 3859] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3857] <... write resumed>) = 0 [pid 3867] <... openat resumed>) = 6 [pid 3866] <... mmap resumed>) = 0x20000000 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3860] <... sendmsg resumed>) = 16744448 [pid 3857] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] exit_group(0 [pid 3867] <... futex resumed>) = 1 [pid 3866] <... futex resumed>) = 1 [pid 3865] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... sendmsg resumed>) = 16744448 [pid 3859] <... futex resumed>) = 0 [pid 3857] <... futex resumed>) = ? [pid 3856] <... futex resumed>) = 0 [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = ? [pid 3851] <... exit_group resumed>) = ? [pid 3866] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] <... futex resumed>) = 0 [pid 3861] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] +++ exited with 0 +++ [pid 3867] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] <... futex resumed>) = 0 [pid 3859] <... futex resumed>) = 0 [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] write(4, NULL, 0 [pid 3861] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] <... futex resumed>) = 0 [pid 3859] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3857] +++ exited with 0 +++ [pid 3851] +++ exited with 0 +++ [pid 3862] <... sendmsg resumed>) = 16744448 [pid 3860] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3856] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3851, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3858] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3862] <... futex resumed>) = 0 [pid 3860] <... mmap resumed>) = 0x20000000 [pid 3858] <... futex resumed>) = 0 [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3868 [pid 3860] <... futex resumed>) = 1 [pid 3858] <... mmap resumed>) = 0x7f00018e0000 [pid 3856] <... futex resumed>) = 0 [pid 3860] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3856] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3868 attached [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... mprotect resumed>) = 0 [pid 3856] <... futex resumed>) = 0 [pid 3868] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3860] write(4, NULL, 0 [pid 3858] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3856] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3868] setpgid(0, 0) = 0 [pid 3868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3868] write(3, "1000", 4 [pid 3864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3868] <... write resumed>) = 4 [pid 3864] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] close(3 [pid 3864] <... futex resumed>) = 0 [pid 3868] <... close resumed>) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3868] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3868] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 3869 attached [pid 3868] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3869] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3868] <... clone resumed>, parent_tid=[3870], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3870 [pid 3869] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3870 attached [pid 3870] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3858] <... clone resumed>, parent_tid=[3869], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3869 [pid 3864] <... mmap resumed>) = 0x7f00018e0000 [pid 3858] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3869] <... futex resumed>) = 0 [pid 3864] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3858] <... futex resumed>) = 1 [pid 3870] <... bpf resumed>) = 3 [pid 3869] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3864] <... mprotect resumed>) = 0 [pid 3858] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] <... openat resumed>) = 6 [pid 3864] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3870] <... futex resumed>) = 1 [pid 3869] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] <... futex resumed>) = 0 [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3869] <... futex resumed>) = 1 [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... clone resumed>, parent_tid=[3871], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3871 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3869] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] <... futex resumed>) = 0 [pid 3864] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] <... futex resumed>) = 0 [pid 3870] <... socket resumed>) = 4 [pid 3864] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] <... futex resumed>) = 0 [pid 3870] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] <... socket resumed>) = 5 [pid 3865] <... sendmsg resumed>) = 16744448 [pid 3858] <... futex resumed>) = 0 [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3858] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3871 attached [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3855] <... write resumed>) = 0 [pid 3871] set_robust_list(0x7f00019009e0, 24 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] <... futex resumed>) = 0 [pid 3862] <... mmap resumed>) = 0x20000000 [pid 3856] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3855] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] <... connect resumed>) = 0 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] <... set_robust_list resumed>) = 0 [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3855] <... futex resumed>) = 0 [pid 3853] exit_group(0 [pid 3871] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3870] <... futex resumed>) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3863] <... futex resumed>) = ? [pid 3862] write(4, NULL, 0 [pid 3858] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... exit_group resumed>) = ? [pid 3871] <... openat resumed>) = 6 [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] +++ exited with 0 +++ [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] <... futex resumed>) = 0 [pid 3870] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] <... ioctl resumed>) = 0 [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] <... futex resumed>) = 0 [pid 3870] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3868] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3858] <... futex resumed>) = 0 [pid 3871] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3855] +++ exited with 0 +++ [pid 3853] +++ exited with 0 +++ [pid 3865] <... futex resumed>) = 0 [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3853, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3865] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3864] <... futex resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3865] <... mmap resumed>) = 0x20000000 [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... restart_syscall resumed>) = 0 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3864] <... futex resumed>) = 0 [pid 3865] write(4, NULL, 0 [pid 3864] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3871] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = 0 [pid 3858] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3872 ./strace-static-x86_64: Process 3872 attached [pid 3872] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3872] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3872] setpgid(0, 0 [pid 3868] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3872] <... setpgid resumed>) = 0 [pid 3868] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3868] <... futex resumed>) = 0 [pid 3872] <... openat resumed>) = 3 [pid 3868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3872] write(3, "1000", 4 [pid 3868] <... mmap resumed>) = 0x7f00018e0000 [pid 3872] <... write resumed>) = 4 [pid 3868] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3872] close(3 [pid 3868] <... mprotect resumed>) = 0 [pid 3872] <... close resumed>) = 0 [pid 3868] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3872] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3868] <... clone resumed>, parent_tid=[3873], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3873 [pid 3872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3868] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] <... mmap resumed>) = 0x7f0001901000 [pid 3868] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3873 attached [pid 3872] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3868] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3873] set_robust_list(0x7f00019009e0, 24 [pid 3872] <... mprotect resumed>) = 0 [pid 3864] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3873] <... set_robust_list resumed>) = 0 [pid 3872] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3873] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3872] <... clone resumed>, parent_tid=[3874], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3874 [pid 3860] <... write resumed>) = 0 ./strace-static-x86_64: Process 3874 attached [pid 3873] <... openat resumed>) = 6 [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] <... futex resumed>) = 0 [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3873] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] exit_group(0 [pid 3873] <... futex resumed>) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3856] <... exit_group resumed>) = ? [pid 3867] <... futex resumed>) = ? [pid 3868] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3873] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3868] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3867] +++ exited with 0 +++ [pid 3874] set_robust_list(0x7f00019219e0, 24 [pid 3860] <... futex resumed>) = ? [pid 3860] +++ exited with 0 +++ [pid 3856] +++ exited with 0 +++ [pid 3874] <... set_robust_list resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3856, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3874] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... mmap resumed>) = 0x20000000 [pid 3870] <... sendmsg resumed>) = 16744448 [pid 3874] <... futex resumed>) = 1 [pid 3873] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3875 [pid 3874] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... futex resumed>) = 1 [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3875 attached [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] set_robust_list(0x555556aaf5e0, 24 [pid 3874] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3873] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] <... futex resumed>) = 0 [pid 3868] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] <... set_robust_list resumed>) = 0 [pid 3874] <... socket resumed>) = 4 [pid 3873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] <... futex resumed>) = 0 [pid 3875] <... prctl resumed>) = 0 [pid 3874] <... futex resumed>) = 0 [pid 3873] write(4, NULL, 0 [pid 3872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] setpgid(0, 0 [pid 3874] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] <... setpgid resumed>) = 0 [pid 3870] <... futex resumed>) = 0 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3872] <... futex resumed>) = 0 [pid 3875] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3874] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3866] <... write resumed>) = 0 [pid 3875] <... openat resumed>) = 3 [pid 3874] <... socket resumed>) = 5 [pid 3866] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] exit_group(0 [pid 3875] write(3, "1000", 4 [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] <... futex resumed>) = ? [pid 3861] <... futex resumed>) = ? [pid 3859] <... exit_group resumed>) = ? [pid 3875] <... write resumed>) = 4 [pid 3874] <... futex resumed>) = 1 [pid 3872] <... futex resumed>) = 0 [pid 3866] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ [pid 3859] +++ exited with 0 +++ [pid 3875] close(3 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3859, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3875] <... close resumed>) = 0 [pid 3874] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3872] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 0 [pid 3874] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3874] <... connect resumed>) = 0 [pid 3875] <... mmap resumed>) = 0x7f0001901000 [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3874] <... futex resumed>) = 1 [pid 3872] <... futex resumed>) = 0 [pid 3875] <... mprotect resumed>) = 0 [pid 3874] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3874] <... ioctl resumed>) = 0 [pid 3872] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] <... clone resumed>, parent_tid=[3876], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3876 [pid 3874] <... futex resumed>) = 0 [pid 3872] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3877 [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] <... futex resumed>) = 0 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3872] <... futex resumed>) = 0 [pid 3868] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3877 attached [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3872] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3876 attached [pid 3877] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3876] set_robust_list(0x7f00019219e0, 24 [pid 3877] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3876] <... set_robust_list resumed>) = 0 [pid 3877] <... prctl resumed>) = 0 [pid 3876] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3877] setpgid(0, 0 [pid 3876] <... bpf resumed>) = 3 [pid 3877] <... setpgid resumed>) = 0 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3876] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3877] <... openat resumed>) = 3 [pid 3876] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] write(3, "1000", 4 [pid 3876] <... socket resumed>) = 4 [pid 3875] <... futex resumed>) = 0 [pid 3877] <... write resumed>) = 4 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] close(3 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] <... close resumed>) = 0 [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] <... futex resumed>) = 0 [pid 3877] <... futex resumed>) = 0 [pid 3876] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3876] <... socket resumed>) = 5 [pid 3877] <... mmap resumed>) = 0x7f0001901000 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3876] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3877] <... mprotect resumed>) = 0 [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] <... futex resumed>) = 0 [pid 3876] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] <... clone resumed>, parent_tid=[3878], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3878 [pid 3876] <... connect resumed>) = 0 [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = 0 [pid 3876] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3878 attached [pid 3876] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] set_robust_list(0x7f00019219e0, 24 [pid 3876] <... ioctl resumed>) = 0 [pid 3878] <... set_robust_list resumed>) = 0 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3876] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3878] <... bpf resumed>) = 3 [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] <... futex resumed>) = 0 [pid 3878] <... futex resumed>) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3876] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3878] <... socket resumed>) = 4 [pid 3877] <... futex resumed>) = 0 [pid 3872] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3872] <... futex resumed>) = 0 [pid 3878] <... futex resumed>) = 0 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3872] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3878] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] <... futex resumed>) = 0 [pid 3878] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... socket resumed>) = 5 [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3878] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] <... futex resumed>) = 0 [pid 3878] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... connect resumed>) = 0 [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3878] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] <... futex resumed>) = 0 [pid 3878] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... ioctl resumed>) = 0 [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3878] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3877] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3877] <... futex resumed>) = 0 [pid 3878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3877] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] <... write resumed>) = 0 [pid 3865] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] exit_group(0 [pid 3871] <... futex resumed>) = ? [pid 3864] <... exit_group resumed>) = ? [pid 3871] +++ exited with 0 +++ [pid 3865] <... futex resumed>) = ? [pid 3865] +++ exited with 0 +++ [pid 3864] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3879 [pid 3872] <... mmap resumed>) = 0x7f00018e0000 ./strace-static-x86_64: Process 3879 attached [pid 3872] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3879] set_robust_list(0x555556aaf5e0, 24 [pid 3872] <... mprotect resumed>) = 0 [pid 3879] <... set_robust_list resumed>) = 0 [pid 3875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3872] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3875] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... prctl resumed>) = 0 [pid 3875] <... futex resumed>) = 0 [pid 3872] <... clone resumed>, parent_tid=[3880], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3880 [pid 3879] setpgid(0, 0 [pid 3875] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3872] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... setpgid resumed>) = 0 [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3872] <... futex resumed>) = 0 [pid 3879] <... openat resumed>) = 3 [pid 3872] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3880 attached [pid 3879] write(3, "1000", 4 [pid 3880] set_robust_list(0x7f00019009e0, 24 [pid 3879] <... write resumed>) = 4 [pid 3877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3875] <... mmap resumed>) = 0x7f00018e0000 [pid 3880] <... set_robust_list resumed>) = 0 [pid 3879] close(3 [pid 3877] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3880] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3879] <... close resumed>) = 0 [pid 3877] <... futex resumed>) = 0 [pid 3875] <... mprotect resumed>) = 0 [pid 3880] <... openat resumed>) = 6 [pid 3879] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3875] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3880] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... futex resumed>) = 0 [pid 3877] <... mmap resumed>) = 0x7f00018e0000 [pid 3876] <... sendmsg resumed>) = 16744448 [pid 3880] <... futex resumed>) = 1 [pid 3879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3877] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3875] <... clone resumed>, parent_tid=[3881], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3881 [pid 3872] <... futex resumed>) = 0 [pid 3880] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] <... mmap resumed>) = 0x7f0001901000 [pid 3877] <... mprotect resumed>) = 0 [pid 3875] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3877] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3875] <... futex resumed>) = 0 [pid 3872] <... futex resumed>) = 0 [pid 3880] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3879] <... mprotect resumed>) = 0 [pid 3875] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3872] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3881 attached [pid 3880] <... mmap resumed>) = 0x20000000 [pid 3879] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3877] <... clone resumed>, parent_tid=[3882], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3882 [pid 3881] set_robust_list(0x7f00019009e0, 24 [pid 3880] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... futex resumed>) = 1 [pid 3879] <... clone resumed>, parent_tid=[3883], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3883 [pid 3877] <... futex resumed>) = 0 [pid 3872] <... futex resumed>) = 0 [pid 3880] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3872] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3882 attached [pid 3881] <... set_robust_list resumed>) = 0 [pid 3880] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] <... futex resumed>) = 0 [pid 3872] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3883 attached [pid 3882] set_robust_list(0x7f00019009e0, 24 [pid 3881] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3880] write(4, NULL, 0 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... sendmsg resumed>) = 16744448 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3872] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] set_robust_list(0x7f00019219e0, 24 [pid 3882] <... set_robust_list resumed>) = 0 [pid 3881] <... openat resumed>) = 6 [pid 3876] <... futex resumed>) = 0 [pid 3874] <... sendmsg resumed>) = 16744448 [pid 3883] <... set_robust_list resumed>) = 0 [pid 3882] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3881] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3883] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3882] <... openat resumed>) = 6 [pid 3881] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3883] <... bpf resumed>) = 3 [pid 3882] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] <... futex resumed>) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3883] <... futex resumed>) = 1 [pid 3882] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] <... futex resumed>) = 0 [pid 3877] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = 0 [pid 3876] <... mmap resumed>) = 0x20000000 [pid 3874] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] <... write resumed>) = 0 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3879] <... futex resumed>) = 0 [pid 3877] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3882] <... mmap resumed>) = 0x20000000 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] <... futex resumed>) = 1 [pid 3875] <... futex resumed>) = 0 [pid 3874] <... futex resumed>) = 0 [pid 3862] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... socket resumed>) = 4 [pid 3882] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] <... futex resumed>) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] <... futex resumed>) = 0 [pid 3874] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3862] <... futex resumed>) = 0 [pid 3883] <... futex resumed>) = 1 [pid 3882] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] <... futex resumed>) = 0 [pid 3877] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] write(4, NULL, 0 [pid 3875] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] exit_group(0 [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = 0 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] write(4, NULL, 0 [pid 3879] <... futex resumed>) = 0 [pid 3877] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... write resumed>) = 0 [pid 3872] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3869] <... futex resumed>) = ? [pid 3862] <... futex resumed>) = ? [pid 3858] <... exit_group resumed>) = ? [pid 3883] <... socket resumed>) = 5 [pid 3869] +++ exited with 0 +++ [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3878] <... futex resumed>) = 0 [pid 3873] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] exit_group(0 [pid 3862] +++ exited with 0 +++ [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] <... futex resumed>) = 0 [pid 3883] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... connect resumed>) = 0 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3858] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... futex resumed>) = ? [pid 3870] <... futex resumed>) = ? [pid 3868] <... exit_group resumed>) = ? [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] <... futex resumed>) = 0 [pid 3870] +++ exited with 0 +++ [pid 3883] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3873] +++ exited with 0 +++ [pid 3883] <... ioctl resumed>) = 0 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3879] <... futex resumed>) = 0 [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3868, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3875] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3884 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3885 ./strace-static-x86_64: Process 3885 attached [pid 3885] set_robust_list(0x555556aaf5e0, 24./strace-static-x86_64: Process 3884 attached ) = 0 [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3884] set_robust_list(0x555556aaf5e0, 24 [pid 3877] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3885] setpgid(0, 0 [pid 3884] <... set_robust_list resumed>) = 0 [pid 3885] <... setpgid resumed>) = 0 [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3884] setpgid(0, 0) = 0 [pid 3885] <... openat resumed>) = 3 [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3885] write(3, "1000", 4 [pid 3884] <... openat resumed>) = 3 [pid 3884] write(3, "1000", 4 [pid 3885] <... write resumed>) = 4 [pid 3885] close(3 [pid 3884] <... write resumed>) = 4 [pid 3885] <... close resumed>) = 0 [pid 3884] close(3 [pid 3879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3885] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] <... close resumed>) = 0 [pid 3880] <... write resumed>) = 0 [pid 3879] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... futex resumed>) = 0 [pid 3885] <... futex resumed>) = 0 [pid 3880] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3884] <... futex resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3885] <... mmap resumed>) = 0x7f0001901000 [pid 3884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3880] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] <... mmap resumed>) = 0x7f00018e0000 [pid 3872] exit_group(0 [pid 3885] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3884] <... mmap resumed>) = 0x7f0001901000 [pid 3883] <... sendmsg resumed>) = 16744448 [pid 3879] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3872] <... exit_group resumed>) = ? [pid 3885] <... mprotect resumed>) = 0 [pid 3884] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3880] <... futex resumed>) = ? [pid 3879] <... mprotect resumed>) = 0 [pid 3874] <... futex resumed>) = ? [pid 3884] <... mprotect resumed>) = 0 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3885] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3884] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3880] +++ exited with 0 +++ [pid 3879] <... clone resumed>, parent_tid=[3886], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3886 [pid 3884] <... clone resumed>, parent_tid=[3887], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3887 [pid 3879] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3888 attached [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = 0 [pid 3879] <... futex resumed>) = 0 [pid 3874] +++ exited with 0 +++ [pid 3872] +++ exited with 0 +++ [pid 3884] <... futex resumed>) = 0 [pid 3879] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3872, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3885] <... clone resumed>, parent_tid=[3888], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3888 [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3887 attached ./strace-static-x86_64: Process 3886 attached ) = 0 [pid 3887] set_robust_list(0x7f00019219e0, 24 [pid 3886] set_robust_list(0x7f00019009e0, 24 [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3887] <... set_robust_list resumed>) = 0 [pid 3886] <... set_robust_list resumed>) = 0 [pid 3885] <... futex resumed>) = 0 [pid 3887] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3886] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3888] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3887] <... bpf resumed>) = 3 [pid 3886] <... openat resumed>) = 6 [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3889 [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3879] <... futex resumed>) = 0 [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3886] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3883] <... futex resumed>) = 0 [pid 3879] <... futex resumed>) = 1 [pid 3888] <... bpf resumed>) = 3 [pid 3887] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] <... socket resumed>) = 4 [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3884] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3889 attached [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... mmap resumed>) = 0x20000000 [pid 3888] <... futex resumed>) = 1 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3884] <... futex resumed>) = 0 [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] set_robust_list(0x555556aaf5e0, 24 [pid 3888] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3887] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... futex resumed>) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3889] <... set_robust_list resumed>) = 0 [pid 3888] <... socket resumed>) = 4 [pid 3887] <... socket resumed>) = 5 [pid 3885] <... futex resumed>) = 0 [pid 3883] write(4, NULL, 0 [pid 3879] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] <... futex resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3879] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3887] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] <... connect resumed>) = 0 [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] <... futex resumed>) = 0 [pid 3887] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] <... ioctl resumed>) = 0 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3889] <... prctl resumed>) = 0 [pid 3888] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3887] <... futex resumed>) = 1 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3884] <... futex resumed>) = 0 [pid 3888] <... socket resumed>) = 5 [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] setpgid(0, 0 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3888] <... futex resumed>) = 1 [pid 3887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3885] <... futex resumed>) = 0 [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] <... setpgid resumed>) = 0 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3888] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] <... openat resumed>) = 3 [pid 3888] <... connect resumed>) = 0 [pid 3889] write(3, "1000", 4 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3885] <... futex resumed>) = 0 [pid 3889] <... write resumed>) = 4 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] close(3 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3889] <... close resumed>) = 0 [pid 3888] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... ioctl resumed>) = 0 [pid 3879] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3889] <... futex resumed>) = 0 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3885] <... futex resumed>) = 0 [pid 3889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... mmap resumed>) = 0x7f0001901000 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3889] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3888] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] <... mprotect resumed>) = 0 [pid 3889] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3890], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3890 [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3890 attached [pid 3890] set_robust_list(0x7f00019219e0, 24 [pid 3882] <... write resumed>) = 0 [pid 3890] <... set_robust_list resumed>) = 0 [pid 3884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3890] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3884] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] <... bpf resumed>) = 3 [pid 3884] <... futex resumed>) = 0 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3890] <... futex resumed>) = 1 [pid 3884] <... mmap resumed>) = 0x7f00018e0000 [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] <... futex resumed>) = 0 [pid 3884] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] <... mprotect resumed>) = 0 [pid 3890] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 1 [pid 3884] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3890] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] exit_group(0 [pid 3890] <... socket resumed>) = 4 [pid 3884] <... clone resumed>, parent_tid=[3891], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3891 [pid 3882] <... futex resumed>) = ? [pid 3878] <... futex resumed>) = ? [pid 3877] <... exit_group resumed>) = ? [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] +++ exited with 0 +++ [pid 3890] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3878] +++ exited with 0 +++ [pid 3877] +++ exited with 0 +++ [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] <... futex resumed>) = 0 [pid 3884] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3891 attached [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3877, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3891] set_robust_list(0x7f00019009e0, 24 [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3891] <... set_robust_list resumed>) = 0 [pid 3890] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 1 [pid 3891] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3890] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3876] <... write resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3892 [pid 3891] <... openat resumed>) = 6 [pid 3890] <... socket resumed>) = 5 [pid 3891] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... futex resumed>) = 1 [pid 3890] <... futex resumed>) = 0 [pid 3884] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3892 attached [pid 3891] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3884] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] set_robust_list(0x555556aaf5e0, 24 [pid 3891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... futex resumed>) = 0 [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3884] <... futex resumed>) = 0 [pid 3876] <... futex resumed>) = 0 [pid 3892] <... set_robust_list resumed>) = 0 [pid 3891] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3890] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... sendmsg resumed>) = 16744448 [pid 3887] <... sendmsg resumed>) = 16744448 [pid 3885] <... mmap resumed>) = 0x7f00018e0000 [pid 3884] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] exit_group(0 [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] <... mmap resumed>) = 0x20000000 [pid 3890] <... connect resumed>) = 0 [pid 3881] <... futex resumed>) = ? [pid 3875] <... exit_group resumed>) = ? [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3892] <... prctl resumed>) = 0 [pid 3891] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 0 [pid 3885] <... mprotect resumed>) = 0 [pid 3881] +++ exited with 0 +++ [pid 3892] setpgid(0, 0 [pid 3891] <... futex resumed>) = 1 [pid 3890] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3892] <... setpgid resumed>) = 0 [pid 3891] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3889] <... futex resumed>) = 0 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3887] <... futex resumed>) = 0 [pid 3884] <... futex resumed>) = 0 [pid 3892] <... openat resumed>) = 3 [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] write(4, NULL, 0 [pid 3885] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3884] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] +++ exited with 0 +++ [pid 3875] +++ exited with 0 +++ [pid 3892] write(3, "1000", 4 [pid 3890] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 1 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3875, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3892] <... write resumed>) = 4 [pid 3892] close(3) = 0 [pid 3892] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3892] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3890] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3893 attached [pid 3892] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3885] <... clone resumed>, parent_tid=[3893], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3893 [pid 3893] set_robust_list(0x7f00019009e0, 24 [pid 3892] <... clone resumed>, parent_tid=[3894], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3894 [pid 3890] <... ioctl resumed>) = 0 [pid 3885] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... set_robust_list resumed>) = 0 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3893] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3892] <... futex resumed>) = 0 [pid 3890] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3885] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3895 [pid 3889] <... futex resumed>) = 0 [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3894 attached [pid 3890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3894] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3894] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... socket resumed>) = 4 [pid 3893] <... openat resumed>) = 6 [pid 3892] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3895 attached [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3893] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3894] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] set_robust_list(0x555556aaf5e0, 24 [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3893] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] <... socket resumed>) = 5 [pid 3893] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] <... futex resumed>) = 0 [pid 3885] <... futex resumed>) = 1 [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3895] <... set_robust_list resumed>) = 0 [pid 3894] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3894] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] <... connect resumed>) = 0 [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3894] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3894] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] <... ioctl resumed>) = 0 [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... mmap resumed>) = 0x20000000 [pid 3895] <... prctl resumed>) = 0 [pid 3894] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] setpgid(0, 0 [pid 3894] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 1 [pid 3885] <... futex resumed>) = 0 [pid 3895] <... setpgid resumed>) = 0 [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3888] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3894] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] <... futex resumed>) = 0 [pid 3883] <... write resumed>) = 0 [pid 3895] <... openat resumed>) = 3 [pid 3890] <... sendmsg resumed>) = 16744448 [pid 3889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3895] write(3, "1000", 4 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] write(4, NULL, 0 [pid 3885] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] <... write resumed>) = 4 [pid 3890] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 0 [pid 3879] exit_group(0 [pid 3886] <... futex resumed>) = ? [pid 3879] <... exit_group resumed>) = ? [pid 3886] +++ exited with 0 +++ [pid 3883] <... futex resumed>) = ? [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] +++ exited with 0 +++ [pid 3890] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3879] +++ exited with 0 +++ [pid 3895] close(3) = 0 [pid 3890] <... openat resumed>) = 6 [pid 3895] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3895] <... futex resumed>) = 0 [pid 3890] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3890] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3895] <... mmap resumed>) = 0x7f0001901000 [pid 3889] <... futex resumed>) = 0 [pid 3895] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3890] <... mmap resumed>) = 0x20000000 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... mprotect resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3890] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3895] <... clone resumed>, parent_tid=[3897], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3897 [pid 3892] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3896 [pid 3895] <... futex resumed>) = 0 [pid 3892] <... mmap resumed>) = 0x7f00018e0000 [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... futex resumed>) = 0 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3890] write(4, NULL, 0 [pid 3889] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] <... mprotect resumed>) = 0 [pid 3892] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3894] <... sendmsg resumed>) = 16744448 [pid 3892] <... clone resumed>, parent_tid=[3898], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3898 [pid 3892] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3892] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3896 attached [pid 3896] set_robust_list(0x555556aaf5e0, 24) = 0 ./strace-static-x86_64: Process 3898 attached [pid 3898] set_robust_list(0x7f00019009e0, 24 [pid 3896] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3898] <... set_robust_list resumed>) = 0 [pid 3898] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3896] <... prctl resumed>) = 0 [pid 3896] setpgid(0, 0 [pid 3898] <... openat resumed>) = 6 [pid 3896] <... setpgid resumed>) = 0 [pid 3896] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3896] write(3, "1000", 4) = 4 [pid 3898] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3896] close(3 [pid 3898] <... futex resumed>) = 1 [pid 3896] <... close resumed>) = 0 [pid 3892] <... futex resumed>) = 0 [pid 3898] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3896] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... mmap resumed>) = 0x20000000 [pid 3896] <... futex resumed>) = 0 [pid 3892] <... futex resumed>) = 0 [pid 3896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3892] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3896] <... mmap resumed>) = 0x7f0001901000 [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3898] <... futex resumed>) = 1 [pid 3896] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3894] <... futex resumed>) = 0 [pid 3892] <... futex resumed>) = 0 [pid 3898] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] <... mprotect resumed>) = 0 [pid 3894] write(4, NULL, 0 [pid 3892] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3897 attached [pid 3896] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3892] <... futex resumed>) = 0 [pid 3897] set_robust_list(0x7f00019219e0, 24 [pid 3892] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... set_robust_list resumed>) = 0 [pid 3896] <... clone resumed>, parent_tid=[3899], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3899 [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3896] <... futex resumed>) = 0 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3899 attached [pid 3899] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3899] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3896] <... futex resumed>) = 0 [pid 3899] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... socket resumed>) = 4 [pid 3896] <... futex resumed>) = 0 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... futex resumed>) = 0 [pid 3896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... socket resumed>) = 5 [pid 3896] <... futex resumed>) = 0 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... futex resumed>) = 0 [pid 3896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = 0 [pid 3899] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... connect resumed>) = 0 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3896] <... futex resumed>) = 0 [pid 3899] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = 0 [pid 3899] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3897] <... bpf resumed>) = 3 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3899] <... ioctl resumed>) = 0 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = 0 [pid 3895] <... futex resumed>) = 0 [pid 3899] <... futex resumed>) = 1 [pid 3897] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3896] <... futex resumed>) = 0 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3899] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = 0 [pid 3899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... socket resumed>) = 4 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3897] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3897] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... socket resumed>) = 5 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3897] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3895] <... futex resumed>) = 0 [pid 3896] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3897] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... connect resumed>) = 0 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3897] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... write resumed>) = 0 [pid 3887] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3887] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3897] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3884] exit_group(0 [pid 3897] <... ioctl resumed>) = 0 [pid 3891] <... futex resumed>) = ? [pid 3887] <... futex resumed>) = ? [pid 3884] <... exit_group resumed>) = ? [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] +++ exited with 0 +++ [pid 3887] +++ exited with 0 +++ [pid 3884] +++ exited with 0 +++ [pid 3897] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3896] <... mmap resumed>) = 0x7f00018e0000 [pid 3897] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3896] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3884, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3896] <... mprotect resumed>) = 0 [pid 3896] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3900], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3900 [pid 3896] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3896] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3900 attached [pid 3900] set_robust_list(0x7f00019009e0, 24 [pid 3895] <... futex resumed>) = 0 [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 3900] <... set_robust_list resumed>) = 0 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... restart_syscall resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3900] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 3901 attached ) = 6 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3901 [pid 3901] set_robust_list(0x555556aaf5e0, 24 [pid 3900] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... sendmsg resumed>) = 16744448 [pid 3900] <... futex resumed>) = 1 [pid 3896] <... futex resumed>) = 0 [pid 3901] <... set_robust_list resumed>) = 0 [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3900] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = 0 [pid 3901] <... prctl resumed>) = 0 [pid 3900] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3896] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] setpgid(0, 0 [pid 3900] <... mmap resumed>) = 0x20000000 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... setpgid resumed>) = 0 [pid 3900] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = 0 [pid 3900] <... futex resumed>) = 1 [pid 3899] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3896] <... futex resumed>) = 0 [pid 3900] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3899] write(4, NULL, 0 [pid 3896] <... futex resumed>) = 0 [pid 3901] <... openat resumed>) = 3 [pid 3896] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3894] <... write resumed>) = 0 [pid 3888] <... write resumed>) = 0 [pid 3901] write(3, "1000", 4 [pid 3895] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] exit_group(0 [pid 3901] <... write resumed>) = 4 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3893] <... futex resumed>) = ? [pid 3888] <... futex resumed>) = ? [pid 3885] <... exit_group resumed>) = ? [pid 3892] exit_group(0 [pid 3901] close(3 [pid 3898] <... futex resumed>) = ? [pid 3895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3893] +++ exited with 0 +++ [pid 3892] <... exit_group resumed>) = ? [pid 3888] +++ exited with 0 +++ [pid 3898] +++ exited with 0 +++ [pid 3885] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3894] +++ exited with 0 +++ [pid 3892] +++ exited with 0 +++ [pid 3901] <... close resumed>) = 0 [pid 3901] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3902 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3892, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3901] <... futex resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3901] <... mmap resumed>) = 0x7f0001901000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3901] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3903 [pid 3901] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3904], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3904 [pid 3895] <... mmap resumed>) = 0x7f00018e0000 [pid 3895] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] <... mprotect resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3895] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... clone resumed>, parent_tid=[3905], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3905 [pid 3895] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3895] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3904 attached ./strace-static-x86_64: Process 3902 attached [pid 3897] <... sendmsg resumed>) = 16744448 [pid 3904] set_robust_list(0x7f00019219e0, 24 [pid 3902] set_robust_list(0x555556aaf5e0, 24 [pid 3904] <... set_robust_list resumed>) = 0 [pid 3902] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 3903 attached [pid 3904] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3902] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 3905 attached [pid 3903] set_robust_list(0x555556aaf5e0, 24 [pid 3902] <... prctl resumed>) = 0 [pid 3890] <... write resumed>) = 0 [pid 3905] set_robust_list(0x7f00019009e0, 24 [pid 3903] <... set_robust_list resumed>) = 0 [pid 3890] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... set_robust_list resumed>) = 0 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3902] setpgid(0, 0 [pid 3890] <... futex resumed>) = 0 [pid 3905] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3903] <... prctl resumed>) = 0 [pid 3890] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] exit_group(0 [pid 3905] <... openat resumed>) = 6 [pid 3904] <... bpf resumed>) = 3 [pid 3903] setpgid(0, 0 [pid 3902] <... setpgid resumed>) = 0 [pid 3890] <... futex resumed>) = ? [pid 3889] <... exit_group resumed>) = ? [pid 3905] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... setpgid resumed>) = 0 [pid 3902] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3890] +++ exited with 0 +++ [pid 3889] +++ exited with 0 +++ [pid 3905] <... futex resumed>) = 1 [pid 3904] <... futex resumed>) = 1 [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3902] <... openat resumed>) = 3 [pid 3901] <... futex resumed>) = 0 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] <... futex resumed>) = 0 [pid 3905] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] <... openat resumed>) = 3 [pid 3904] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3902] write(3, "1000", 4 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = 0 [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3889, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3903] write(3, "1000", 4 [pid 3901] <... futex resumed>) = 0 [pid 3897] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3895] <... futex resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3904] <... socket resumed>) = 4 [pid 3903] <... write resumed>) = 4 [pid 3902] <... write resumed>) = 4 [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... mmap resumed>) = 0x20000000 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... restart_syscall resumed>) = 0 [pid 3903] close(3 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... close resumed>) = 0 [pid 3897] <... futex resumed>) = 1 [pid 3896] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3895] <... futex resumed>) = 0 [pid 3902] close(3 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3904] <... futex resumed>) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3902] <... close resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3904] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] write(4, NULL, 0 [pid 3895] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3906 [pid 3904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3903] <... mmap resumed>) = 0x7f0001901000 [pid 3902] <... futex resumed>) = 0 [pid 3901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3906 attached [pid 3903] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3906] set_robust_list(0x555556aaf5e0, 24 [pid 3904] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3903] <... mprotect resumed>) = 0 [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3906] <... set_robust_list resumed>) = 0 [pid 3904] <... socket resumed>) = 5 [pid 3903] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3902] <... mmap resumed>) = 0x7f0001901000 [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... prctl resumed>) = 0 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... clone resumed>, parent_tid=[3907], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3907 [pid 3902] <... mprotect resumed>) = 0 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] setpgid(0, 0 [pid 3904] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3901] <... futex resumed>) = 0 [pid 3906] <... setpgid resumed>) = 0 [pid 3903] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3907 attached [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3904] <... connect resumed>) = 0 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] set_robust_list(0x7f00019219e0, 24 [pid 3906] <... openat resumed>) = 3 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... clone resumed>, parent_tid=[3908], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3908 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3907] <... set_robust_list resumed>) = 0 [pid 3906] write(3, "1000", 4 [pid 3904] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3908 attached [pid 3907] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3906] <... write resumed>) = 4 [pid 3904] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3902] <... futex resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3908] set_robust_list(0x7f00019219e0, 24 [pid 3907] <... bpf resumed>) = 3 [pid 3906] close(3 [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... close resumed>) = 0 [pid 3904] <... ioctl resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3908] <... set_robust_list resumed>) = 0 [pid 3907] <... futex resumed>) = 1 [pid 3906] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3903] <... futex resumed>) = 0 [pid 3908] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3907] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3906] <... mmap resumed>) = 0x7f0001901000 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] <... socket resumed>) = 4 [pid 3906] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3904] <... futex resumed>) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3908] <... bpf resumed>) = 3 [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... mprotect resumed>) = 0 [pid 3904] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... futex resumed>) = 1 [pid 3906] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3903] <... futex resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3908] <... futex resumed>) = 1 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = 0 [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3908] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... clone resumed>, parent_tid=[3909], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3909 [pid 3903] <... futex resumed>) = 0 [pid 3907] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] <... socket resumed>) = 5 [pid 3906] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3909 attached [pid 3908] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... futex resumed>) = 0 [pid 3895] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3909] set_robust_list(0x7f00019219e0, 24 [pid 3908] <... socket resumed>) = 4 [pid 3907] <... futex resumed>) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... set_robust_list resumed>) = 0 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3908] <... futex resumed>) = 0 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... bpf resumed>) = 3 [pid 3908] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3907] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... futex resumed>) = 0 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... socket resumed>) = 5 [pid 3907] <... connect resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 1 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3908] <... futex resumed>) = 0 [pid 3907] <... futex resumed>) = 1 [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3908] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... futex resumed>) = 0 [pid 3909] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3908] <... connect resumed>) = 0 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... socket resumed>) = 4 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = 0 [pid 3907] <... ioctl resumed>) = 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 1 [pid 3908] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = 0 [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3908] <... ioctl resumed>) = 0 [pid 3907] <... futex resumed>) = 1 [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3908] <... futex resumed>) = 0 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] <... socket resumed>) = 5 [pid 3908] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3903] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3902] <... futex resumed>) = 0 [pid 3899] <... write resumed>) = 0 [pid 3909] <... futex resumed>) = 1 [pid 3908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3906] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... futex resumed>) = 0 [pid 3909] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... connect resumed>) = 0 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3906] <... futex resumed>) = 0 [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... futex resumed>) = 0 [pid 3901] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... ioctl resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 1 [pid 3906] <... futex resumed>) = 0 [pid 3896] exit_group(0 [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3900] <... futex resumed>) = ? [pid 3896] <... exit_group resumed>) = ? [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... futex resumed>) = 0 [pid 3901] <... mmap resumed>) = 0x7f00018e0000 [pid 3900] +++ exited with 0 +++ [pid 3899] <... futex resumed>) = ? [pid 3909] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] <... sendmsg resumed>) = 16744448 [pid 3903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3901] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3899] +++ exited with 0 +++ [pid 3902] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3896] +++ exited with 0 +++ [pid 3903] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 3903] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3902] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... mprotect resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3896, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3902] <... futex resumed>) = 0 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... clone resumed>, parent_tid=[3910], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3910 [pid 3904] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3902] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3901] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3903] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... mmap resumed>) = 0x7f00018e0000 [pid 3903] <... futex resumed>) = 0 [pid 3902] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3901] <... clone resumed>, parent_tid=[3911], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3911 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3903] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... mprotect resumed>) = 0 [pid 3901] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3901] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3912 ./strace-static-x86_64: Process 3911 attached ./strace-static-x86_64: Process 3910 attached [pid 3908] <... sendmsg resumed>) = 16744448 [pid 3901] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3911] set_robust_list(0x7f00019009e0, 24 [pid 3910] set_robust_list(0x7f00019009e0, 24 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... clone resumed>, parent_tid=[3913], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3913 [pid 3911] <... set_robust_list resumed>) = 0 [pid 3910] <... set_robust_list resumed>) = 0 [pid 3908] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3913 attached ./strace-static-x86_64: Process 3912 attached [pid 3913] set_robust_list(0x7f00019009e0, 24 [pid 3912] set_robust_list(0x555556aaf5e0, 24 [pid 3911] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3910] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3908] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3902] <... futex resumed>) = 0 [pid 3913] <... set_robust_list resumed>) = 0 [pid 3912] <... set_robust_list resumed>) = 0 [pid 3911] <... openat resumed>) = 6 [pid 3910] <... openat resumed>) = 6 [pid 3902] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3911] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... write resumed>) = 0 [pid 3912] <... prctl resumed>) = 0 [pid 3911] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3897] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] setpgid(0, 0 [pid 3903] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] exit_group(0 [pid 3911] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... futex resumed>) = ? [pid 3912] <... setpgid resumed>) = 0 [pid 3905] <... futex resumed>) = ? [pid 3903] <... futex resumed>) = 0 [pid 3895] <... exit_group resumed>) = ? [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3905] +++ exited with 0 +++ [pid 3904] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] <... futex resumed>) = 1 [pid 3913] <... openat resumed>) = 6 [pid 3912] <... openat resumed>) = 3 [pid 3910] <... mmap resumed>) = 0x20000000 [pid 3909] <... sendmsg resumed>) = 16744448 [pid 3904] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3913] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] write(3, "1000", 4 [pid 3913] <... futex resumed>) = 1 [pid 3912] <... write resumed>) = 4 [pid 3902] <... futex resumed>) = 0 [pid 3913] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] close(3 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... close resumed>) = 0 [pid 3908] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = 1 [pid 3912] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] <... futex resumed>) = 0 [pid 3908] <... mmap resumed>) = 0x20000000 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... mmap resumed>) = 0x7f0001901000 [pid 3908] <... futex resumed>) = 1 [pid 3902] <... futex resumed>) = 0 [pid 3912] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3908] write(4, NULL, 0 [pid 3902] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... mprotect resumed>) = 0 [pid 3910] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... sendmsg resumed>) = 16744448 [pid 3906] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3904] <... mmap resumed>) = 0x20000000 [pid 3902] <... futex resumed>) = 0 [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] +++ exited with 0 +++ [pid 3895] +++ exited with 0 +++ [pid 3912] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3910] <... futex resumed>) = 1 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] <... futex resumed>) = 0 [pid 3901] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] write(4, NULL, 0 [pid 3901] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3914 attached [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3895, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 3914] set_robust_list(0x7f00019219e0, 24 [pid 3912] <... clone resumed>, parent_tid=[3914], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3914 [pid 3906] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... set_robust_list resumed>) = 0 [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... futex resumed>) = 0 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 1 [pid 3914] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3912] <... futex resumed>) = 0 [pid 3910] write(4, NULL, 0 [pid 3909] <... futex resumed>) = 1 [pid 3907] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 0 [pid 3903] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3909] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3907] <... futex resumed>) = 0 [pid 3909] <... openat resumed>) = 6 [pid 3907] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... bpf resumed>) = 3 [pid 3909] <... futex resumed>) = 0 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 0 [pid 3906] <... futex resumed>) = 1 [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3909] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3915 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... mmap resumed>) = 0x20000000 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3909] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3915 attached [pid 3915] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3914] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] <... futex resumed>) = 0 [pid 3915] setpgid(0, 0 [pid 3914] <... socket resumed>) = 4 [pid 3906] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... setpgid resumed>) = 0 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 0 [pid 3906] <... futex resumed>) = 1 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3909] write(4, NULL, 0 [pid 3906] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... openat resumed>) = 3 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3902] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3915] write(3, "1000", 4) = 4 [pid 3915] close(3) = 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3915] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3915] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3915] <... clone resumed>, parent_tid=[3916], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3916 [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3916 attached [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] set_robust_list(0x7f00019219e0, 24 [pid 3914] <... socket resumed>) = 5 [pid 3916] <... set_robust_list resumed>) = 0 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... bpf resumed>) = 3 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3916] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3914] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] <... connect resumed>) = 0 [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3908] <... write resumed>) = 0 [pid 3906] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3916] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... socket resumed>) = 4 [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3908] <... futex resumed>) = 0 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3908] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3910] <... write resumed>) = 0 [pid 3902] exit_group(0 [pid 3916] <... socket resumed>) = 5 [pid 3914] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... futex resumed>) = ? [pid 3908] <... futex resumed>) = ? [pid 3902] <... exit_group resumed>) = ? [pid 3914] <... ioctl resumed>) = 0 [pid 3913] +++ exited with 0 +++ [pid 3910] <... futex resumed>) = 0 [pid 3908] +++ exited with 0 +++ [pid 3902] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3902, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 3910] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] exit_group(0 [pid 3916] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... futex resumed>) = ? [pid 3907] <... futex resumed>) = ? [pid 3903] <... exit_group resumed>) = ? [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3910] +++ exited with 0 +++ [pid 3907] +++ exited with 0 +++ [pid 3903] +++ exited with 0 +++ [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3916] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3916] <... connect resumed>) = 0 [pid 3914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3917 attached ) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3917] set_robust_list(0x555556aaf5e0, 24 [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3917 [pid 3917] <... set_robust_list resumed>) = 0 [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3917] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3916] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3918 [pid 3917] <... prctl resumed>) = 0 [pid 3916] <... ioctl resumed>) = 0 [pid 3917] setpgid(0, 0 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... setpgid resumed>) = 0 [pid 3916] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3918 attached [pid 3917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... openat resumed>) = 3 [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3917] write(3, "1000", 4 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] set_robust_list(0x555556aaf5e0, 24 [pid 3917] <... write resumed>) = 4 [pid 3914] <... sendmsg resumed>) = 16744448 [pid 3917] close(3 [pid 3918] <... set_robust_list resumed>) = 0 [pid 3917] <... close resumed>) = 0 [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3917] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] <... prctl resumed>) = 0 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3918] setpgid(0, 0 [pid 3917] <... mmap resumed>) = 0x7f0001901000 [pid 3912] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3912] <... futex resumed>) = 0 [pid 3918] <... setpgid resumed>) = 0 [pid 3917] <... mprotect resumed>) = 0 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3917] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3912] <... mmap resumed>) = 0x7f00018e0000 [pid 3912] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3917] <... clone resumed>, parent_tid=[3919], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3919 [pid 3912] <... mprotect resumed>) = 0 [pid 3918] <... openat resumed>) = 3 [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3918] write(3, "1000", 4 [pid 3917] <... futex resumed>) = 0 [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] <... clone resumed>, parent_tid=[3920], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3920 [pid 3918] <... write resumed>) = 4 [pid 3912] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3919 attached [pid 3918] close(3 [pid 3912] <... futex resumed>) = 0 [pid 3919] set_robust_list(0x7f00019219e0, 24 [pid 3912] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3920 attached [pid 3919] <... set_robust_list resumed>) = 0 [pid 3920] set_robust_list(0x7f00019009e0, 24 [pid 3919] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3918] <... close resumed>) = 0 [pid 3920] <... set_robust_list resumed>) = 0 [pid 3919] <... bpf resumed>) = 3 [pid 3918] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3920] <... openat resumed>) = 6 [pid 3919] <... futex resumed>) = 1 [pid 3918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3917] <... futex resumed>) = 0 [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3920] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] <... mmap resumed>) = 0x7f0001901000 [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] <... futex resumed>) = 1 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3917] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3920] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3918] <... mprotect resumed>) = 0 [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... socket resumed>) = 4 [pid 3918] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3914] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 1 [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3919] <... futex resumed>) = 1 [pid 3918] <... clone resumed>, parent_tid=[3921], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3921 [pid 3917] <... futex resumed>) = 0 [pid 3914] <... mmap resumed>) = 0x20000000 ./strace-static-x86_64: Process 3921 attached [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... write resumed>) = 0 [pid 3921] set_robust_list(0x7f00019219e0, 24 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3909] <... write resumed>) = 0 [pid 3904] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... set_robust_list resumed>) = 0 [pid 3919] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... futex resumed>) = 0 [pid 3921] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3919] <... socket resumed>) = 5 [pid 3915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3912] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3906] exit_group(0 [pid 3904] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] exit_group(0 [pid 3921] <... bpf resumed>) = 3 [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... sendmsg resumed>) = 16744448 [pid 3915] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] write(4, NULL, 0 [pid 3912] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3911] <... futex resumed>) = ? [pid 3906] <... exit_group resumed>) = ? [pid 3904] <... futex resumed>) = ? [pid 3901] <... exit_group resumed>) = ? [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... futex resumed>) = 1 [pid 3917] <... futex resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3911] +++ exited with 0 +++ [pid 3909] +++ exited with 0 +++ [pid 3904] +++ exited with 0 +++ [pid 3901] +++ exited with 0 +++ [pid 3921] <... futex resumed>) = 1 [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] <... futex resumed>) = 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3901, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3921] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3921] <... socket resumed>) = 4 [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3921] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3921] <... socket resumed>) = 5 [pid 3919] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 1 [pid 3915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3906] +++ exited with 0 +++ [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... mmap resumed>) = 0x7f00018e0000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3922 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3921] <... futex resumed>) = 1 [pid 3919] <... connect resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3915] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... mprotect resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3919] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3915] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3921] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... connect resumed>) = 0 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3917] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3922 attached [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... clone resumed>, parent_tid=[3923], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3923 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3922] set_robust_list(0x555556aaf5e0, 24 [pid 3921] <... futex resumed>) = 1 [pid 3919] <... ioctl resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3915] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... set_robust_list resumed>) = 0 [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... futex resumed>) = 0 [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3919] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3915] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3924 [pid 3922] <... prctl resumed>) = 0 [pid 3921] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] setpgid(0, 0 [pid 3921] <... ioctl resumed>) = 0 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3917] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3924 attached [pid 3922] <... setpgid resumed>) = 0 [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3917] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] set_robust_list(0x555556aaf5e0, 24 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3921] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3916] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3923 attached [pid 3924] <... set_robust_list resumed>) = 0 [pid 3922] <... openat resumed>) = 3 [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3923] set_robust_list(0x7f00019009e0, 24 [pid 3922] write(3, "1000", 4 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3924] <... prctl resumed>) = 0 [pid 3923] <... set_robust_list resumed>) = 0 [pid 3922] <... write resumed>) = 4 [pid 3921] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3924] setpgid(0, 0 [pid 3923] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3922] close(3 [pid 3924] <... setpgid resumed>) = 0 [pid 3922] <... close resumed>) = 0 [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3923] <... openat resumed>) = 6 [pid 3922] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3924] <... openat resumed>) = 3 [pid 3922] <... futex resumed>) = 0 [pid 3923] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] write(3, "1000", 4 [pid 3922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3924] <... write resumed>) = 4 [pid 3923] <... futex resumed>) = 1 [pid 3922] <... mmap resumed>) = 0x7f0001901000 [pid 3915] <... futex resumed>) = 0 [pid 3924] close(3 [pid 3922] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3923] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... close resumed>) = 0 [pid 3922] <... mprotect resumed>) = 0 [pid 3915] <... futex resumed>) = 1 [pid 3916] <... futex resumed>) = 0 [pid 3924] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3916] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3925 attached [pid 3924] <... futex resumed>) = 0 [pid 3916] <... mmap resumed>) = 0x20000000 [pid 3924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3922] <... clone resumed>, parent_tid=[3925], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3925 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... mmap resumed>) = 0x7f0001901000 [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3924] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3922] <... futex resumed>) = 0 [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... mprotect resumed>) = 0 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3924] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3916] write(4, NULL, 0 [pid 3915] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3924] <... clone resumed>, parent_tid=[3926], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3926 [pid 3925] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... bpf resumed>) = 3 [pid 3924] <... futex resumed>) = 0 [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3925] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... socket resumed>) = 4 [pid 3922] <... futex resumed>) = 0 [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... futex resumed>) = 0 [pid 3922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... socket resumed>) = 5 [pid 3922] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... futex resumed>) = 0 [pid 3922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3917] <... futex resumed>) = 0 [pid 3925] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3917] <... mmap resumed>) = 0x7f00018e0000 [pid 3925] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3925] <... connect resumed>) = 0 [pid 3917] <... mprotect resumed>) = 0 [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3925] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3925] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... clone resumed>, parent_tid=[3927], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3927 [pid 3925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3917] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3927 attached [pid 3925] <... ioctl resumed>) = 0 [pid 3918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3917] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] set_robust_list(0x7f00019009e0, 24 [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] <... set_robust_list resumed>) = 0 [pid 3925] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3927] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3925] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... sendmsg resumed>) = 16744448 [pid 3918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 3926 attached [pid 3927] <... openat resumed>) = 6 [pid 3925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3918] <... mmap resumed>) = 0x7f00018e0000 [pid 3927] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] set_robust_list(0x7f00019219e0, 24 [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3922] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3927] <... futex resumed>) = 1 [pid 3926] <... set_robust_list resumed>) = 0 [pid 3918] <... mprotect resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3927] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3917] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3926] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3917] <... futex resumed>) = 0 [pid 3927] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3918] <... clone resumed>, parent_tid=[3928], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3928 [pid 3917] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3928 attached [pid 3927] <... mmap resumed>) = 0x20000000 [pid 3926] <... bpf resumed>) = 3 [pid 3924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3921] <... sendmsg resumed>) = 16744448 [pid 3918] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3928] set_robust_list(0x7f00019009e0, 24 [pid 3927] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... futex resumed>) = 0 [pid 3928] <... set_robust_list resumed>) = 0 [pid 3927] <... futex resumed>) = 1 [pid 3926] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 0 [pid 3918] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] <... futex resumed>) = 0 [pid 3928] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3927] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3926] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3919] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... openat resumed>) = 6 [pid 3927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3924] <... mmap resumed>) = 0x7f00018e0000 [pid 3919] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3928] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] write(4, NULL, 0 [pid 3924] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3919] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3917] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] <... futex resumed>) = 1 [pid 3924] <... mprotect resumed>) = 0 [pid 3922] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3918] <... futex resumed>) = 0 [pid 3928] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3922] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3929 attached [pid 3928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3929] set_robust_list(0x7f00019009e0, 24 [pid 3928] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3924] <... clone resumed>, parent_tid=[3929], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3929 [pid 3922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3929] <... set_robust_list resumed>) = 0 [pid 3928] <... mmap resumed>) = 0x20000000 [pid 3924] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = 0 [pid 3928] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... futex resumed>) = 0 [pid 3921] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3928] <... futex resumed>) = 1 [pid 3924] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] <... futex resumed>) = 0 [pid 3928] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] <... socket resumed>) = 4 [pid 3929] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = 0 [pid 3918] <... futex resumed>) = 1 [pid 3921] write(4, NULL, 0 [pid 3918] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3929] <... futex resumed>) = 1 [pid 3924] <... futex resumed>) = 0 [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3916] <... write resumed>) = 0 [pid 3929] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3926] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3922] <... mmap resumed>) = 0x7f00018e0000 [pid 3916] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3926] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3922] <... mprotect resumed>) = 0 [pid 3916] <... futex resumed>) = 0 [pid 3926] <... socket resumed>) = 5 [pid 3922] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3916] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] exit_group(0 [pid 3922] <... clone resumed>, parent_tid=[3930], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3930 [pid 3922] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = ? [pid 3926] <... futex resumed>) = 1 [pid 3924] <... futex resumed>) = 0 [pid 3923] <... futex resumed>) = ? [pid 3915] <... exit_group resumed>) = ? [pid 3922] <... futex resumed>) = 0 [pid 3926] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] +++ exited with 0 +++ [pid 3922] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] +++ exited with 0 +++ [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3924] <... futex resumed>) = 0 [pid 3915] +++ exited with 0 +++ ./strace-static-x86_64: Process 3930 attached [pid 3930] set_robust_list(0x7f00019009e0, 24 [pid 3926] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... set_robust_list resumed>) = 0 [pid 3926] <... connect resumed>) = 0 [pid 3930] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3930] <... openat resumed>) = 6 [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... futex resumed>) = 1 [pid 3924] <... futex resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3930] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3930] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3922] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... mmap resumed>) = 0x20000000 [pid 3922] <... futex resumed>) = 0 [pid 3918] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3930] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3924] <... futex resumed>) = 0 [pid 3922] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3931 ./strace-static-x86_64: Process 3931 attached [pid 3930] <... futex resumed>) = 0 [pid 3926] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3925] <... sendmsg resumed>) = 16744448 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3914] <... write resumed>) = 0 [pid 3930] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] set_robust_list(0x555556aaf5e0, 24 [pid 3930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3926] <... ioctl resumed>) = 0 [pid 3925] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... futex resumed>) = 0 [pid 3914] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] write(4, NULL, 0 [pid 3922] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] <... set_robust_list resumed>) = 0 [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3931] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3926] <... futex resumed>) = 1 [pid 3925] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3912] exit_group(0 [pid 3914] ????( [pid 3931] <... prctl resumed>) = 0 [pid 3926] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] <... futex resumed>) = 0 [pid 3920] <... futex resumed>) = ? [pid 3914] <... ???? resumed>) = ? [pid 3912] <... exit_group resumed>) = ? [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] +++ exited with 0 +++ [pid 3931] setpgid(0, 0 [pid 3926] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3914] +++ exited with 0 +++ [pid 3912] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3931] <... setpgid resumed>) = 0 [pid 3926] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... restart_syscall resumed>) = 0 [pid 3931] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3932 [pid 3931] <... openat resumed>) = 3 [pid 3931] write(3, "1000", 4./strace-static-x86_64: Process 3932 attached ) = 4 [pid 3932] set_robust_list(0x555556aaf5e0, 24 [pid 3931] close(3 [pid 3932] <... set_robust_list resumed>) = 0 [pid 3931] <... close resumed>) = 0 [pid 3931] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3931] <... futex resumed>) = 0 [pid 3932] <... prctl resumed>) = 0 [pid 3931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3932] setpgid(0, 0 [pid 3931] <... mmap resumed>) = 0x7f0001901000 [pid 3932] <... setpgid resumed>) = 0 [pid 3931] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3931] <... mprotect resumed>) = 0 [pid 3922] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3932] <... openat resumed>) = 3 [pid 3931] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3932] write(3, "1000", 4 [pid 3924] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] <... write resumed>) = 4 [pid 3931] <... clone resumed>, parent_tid=[3933], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3933 [pid 3929] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3932] close(3 [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3924] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3932] <... close resumed>) = 0 [pid 3931] <... futex resumed>) = 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3929] <... openat resumed>) = 6 [pid 3932] <... futex resumed>) = 0 [pid 3929] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3933 attached [pid 3932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3929] <... futex resumed>) = 1 [pid 3924] <... futex resumed>) = 0 [pid 3933] set_robust_list(0x7f00019219e0, 24 [pid 3932] <... mmap resumed>) = 0x7f0001901000 [pid 3929] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... set_robust_list resumed>) = 0 [pid 3932] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3924] <... futex resumed>) = 0 [pid 3933] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3932] <... mprotect resumed>) = 0 [pid 3929] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3924] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3932] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3933] <... bpf resumed>) = 3 [pid 3932] <... clone resumed>, parent_tid=[3934], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3934 [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3934 attached [pid 3933] <... futex resumed>) = 1 [pid 3932] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = 0 [pid 3934] set_robust_list(0x7f00019219e0, 24 [pid 3933] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... set_robust_list resumed>) = 0 [pid 3933] <... socket resumed>) = 4 [pid 3931] <... futex resumed>) = 0 [pid 3929] <... mmap resumed>) = 0x20000000 [pid 3934] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3929] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... bpf resumed>) = 3 [pid 3933] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3929] <... futex resumed>) = 1 [pid 3926] <... sendmsg resumed>) = 16744448 [pid 3924] <... futex resumed>) = 0 [pid 3929] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 1 [pid 3933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3931] <... futex resumed>) = 0 [pid 3926] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 0 [pid 3932] <... futex resumed>) = 0 [pid 3934] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3933] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3926] write(4, NULL, 0 [pid 3924] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3933] <... socket resumed>) = 5 [pid 3934] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] <... futex resumed>) = 0 [pid 3934] <... socket resumed>) = 4 [pid 3933] <... futex resumed>) = 1 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] <... futex resumed>) = 0 [pid 3921] <... write resumed>) = 0 [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 0 [pid 3933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 0 [pid 3921] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3918] exit_group(0 [pid 3933] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3932] <... futex resumed>) = 0 [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3934] <... socket resumed>) = 5 [pid 3928] <... futex resumed>) = ? [pid 3921] <... futex resumed>) = ? [pid 3918] <... exit_group resumed>) = ? [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... connect resumed>) = 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] +++ exited with 0 +++ [pid 3934] <... futex resumed>) = 0 [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3934] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3933] <... futex resumed>) = 1 [pid 3931] <... futex resumed>) = 0 [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3933] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] +++ exited with 0 +++ [pid 3918] +++ exited with 0 +++ [pid 3932] <... futex resumed>) = 0 [pid 3934] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3933] <... ioctl resumed>) = 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3934] <... connect resumed>) = 0 [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3927] <... write resumed>) = 0 [pid 3934] <... futex resumed>) = 1 [pid 3933] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] <... futex resumed>) = 0 [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] exit_group(0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3934] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = ? [pid 3919] <... futex resumed>) = ? [pid 3917] <... exit_group resumed>) = ? [pid 3934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3932] <... futex resumed>) = 0 [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] +++ exited with 0 +++ [pid 3919] +++ exited with 0 +++ [pid 3917] +++ exited with 0 +++ [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3935 [pid 3934] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3917, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3934] <... ioctl resumed>) = 0 [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3932] <... futex resumed>) = 0 [pid 3934] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3935 attached [pid 3935] set_robust_list(0x555556aaf5e0, 24 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3935] <... set_robust_list resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3936 [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3935] setpgid(0, 0) = 0 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3935] write(3, "1000", 4) = 4 [pid 3935] close(3./strace-static-x86_64: Process 3936 attached ) = 0 [pid 3936] set_robust_list(0x555556aaf5e0, 24 [pid 3935] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... set_robust_list resumed>) = 0 [pid 3936] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3935] <... futex resumed>) = 0 [pid 3936] <... prctl resumed>) = 0 [pid 3936] setpgid(0, 0 [pid 3935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3936] <... setpgid resumed>) = 0 [pid 3935] <... mmap resumed>) = 0x7f0001901000 [pid 3936] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3935] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3936] <... openat resumed>) = 3 [pid 3935] <... mprotect resumed>) = 0 [pid 3936] write(3, "1000", 4 [pid 3935] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3936] <... write resumed>) = 4 [pid 3930] <... write resumed>) = 0 [pid 3936] close(3 [pid 3935] <... clone resumed>, parent_tid=[3937], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3937 [pid 3930] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] exit_group(0 [pid 3936] <... close resumed>) = 0 [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3930] <... futex resumed>) = ? [pid 3925] <... futex resumed>) = ? [pid 3922] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 3937 attached [pid 3936] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = 0 [pid 3933] <... sendmsg resumed>) = 16744448 [pid 3932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3931] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] +++ exited with 0 +++ [pid 3925] +++ exited with 0 +++ [pid 3922] +++ exited with 0 +++ [pid 3937] set_robust_list(0x7f00019219e0, 24 [pid 3936] <... futex resumed>) = 0 [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3932] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3922, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3937] <... set_robust_list resumed>) = 0 [pid 3936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3932] <... futex resumed>) = 0 [pid 3931] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3937] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3936] <... mmap resumed>) = 0x7f0001901000 [pid 3932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3931] <... mmap resumed>) = 0x7f00018e0000 [pid 3937] <... bpf resumed>) = 3 [pid 3936] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3931] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... mprotect resumed>) = 0 [pid 3931] <... mprotect resumed>) = 0 [pid 3937] <... futex resumed>) = 1 [pid 3936] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3935] <... futex resumed>) = 0 [pid 3931] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3936] <... clone resumed>, parent_tid=[3938], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3938 [pid 3935] <... futex resumed>) = 0 [pid 3931] <... clone resumed>, parent_tid=[3939], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3939 [pid 3937] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3940 ./strace-static-x86_64: Process 3939 attached ./strace-static-x86_64: Process 3938 attached [pid 3937] <... socket resumed>) = 4 [pid 3936] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3940 attached [pid 3939] set_robust_list(0x7f00019009e0, 24 [pid 3938] set_robust_list(0x7f00019219e0, 24 [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] set_robust_list(0x555556aaf5e0, 24 [pid 3939] <... set_robust_list resumed>) = 0 [pid 3938] <... set_robust_list resumed>) = 0 [pid 3937] <... futex resumed>) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3940] <... set_robust_list resumed>) = 0 [pid 3939] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3938] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3939] <... openat resumed>) = 6 [pid 3938] <... bpf resumed>) = 3 [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3940] <... prctl resumed>) = 0 [pid 3939] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3934] <... sendmsg resumed>) = 16744448 [pid 3932] <... mmap resumed>) = 0x7f00018e0000 [pid 3940] setpgid(0, 0 [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 1 [pid 3937] <... socket resumed>) = 5 [pid 3936] <... futex resumed>) = 0 [pid 3932] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3931] <... futex resumed>) = 0 [pid 3940] <... setpgid resumed>) = 0 [pid 3939] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] <... mprotect resumed>) = 0 [pid 3931] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3937] <... futex resumed>) = 1 [pid 3936] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 0 [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3931] <... futex resumed>) = 0 [pid 3926] <... write resumed>) = 0 ./strace-static-x86_64: Process 3941 attached [pid 3940] <... openat resumed>) = 3 [pid 3939] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3938] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3931] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3926] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] set_robust_list(0x7f00019009e0, 24 [pid 3940] write(3, "1000", 4 [pid 3939] <... mmap resumed>) = 0x20000000 [pid 3938] <... socket resumed>) = 4 [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3934] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3933] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] <... clone resumed>, parent_tid=[3941], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3941 [pid 3926] <... futex resumed>) = 0 [pid 3941] <... set_robust_list resumed>) = 0 [pid 3940] <... write resumed>) = 4 [pid 3939] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3932] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] exit_group(0 [pid 3941] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3940] close(3 [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 1 [pid 3937] <... connect resumed>) = 0 [pid 3936] <... futex resumed>) = 0 [pid 3932] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = 0 [pid 3929] <... futex resumed>) = ? [pid 3926] <... futex resumed>) = ? [pid 3924] <... exit_group resumed>) = ? [pid 3941] <... openat resumed>) = 6 [pid 3940] <... close resumed>) = 0 [pid 3939] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] +++ exited with 0 +++ [pid 3926] +++ exited with 0 +++ [pid 3941] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... futex resumed>) = 0 [pid 3931] <... futex resumed>) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 0 [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3924] +++ exited with 0 +++ [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3937] <... futex resumed>) = 1 [pid 3940] <... mmap resumed>) = 0x7f0001901000 [pid 3938] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] <... futex resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3940] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3938] <... socket resumed>) = 5 [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 0 [pid 3933] write(4, NULL, 0 [pid 3932] <... futex resumed>) = 1 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3940] <... mprotect resumed>) = 0 [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 1 [pid 3934] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3938] <... futex resumed>) = 1 [pid 3937] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3936] <... futex resumed>) = 0 [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... restart_syscall resumed>) = 0 [pid 3938] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... ioctl resumed>) = 0 [pid 3940] <... clone resumed>, parent_tid=[3942], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3942 [pid 3938] <... connect resumed>) = 0 [pid 3936] <... futex resumed>) = 0 [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3938] <... futex resumed>) = 0 [pid 3937] <... futex resumed>) = 1 [pid 3936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3942 attached [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] <... futex resumed>) = 0 [pid 3942] set_robust_list(0x7f00019219e0, 24 [pid 3938] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3937] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3935] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3943 [pid 3942] <... set_robust_list resumed>) = 0 [pid 3938] <... ioctl resumed>) = 0 [pid 3942] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 ./strace-static-x86_64: Process 3943 attached [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] set_robust_list(0x555556aaf5e0, 24 [pid 3942] <... futex resumed>) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3943] <... set_robust_list resumed>) = 0 [pid 3942] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3942] <... socket resumed>) = 4 [pid 3940] <... futex resumed>) = 0 [pid 3943] <... prctl resumed>) = 0 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] setpgid(0, 0 [pid 3942] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... setpgid resumed>) = 0 [pid 3942] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3942] <... socket resumed>) = 5 [pid 3940] <... futex resumed>) = 0 [pid 3943] <... openat resumed>) = 3 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] write(3, "1000", 4 [pid 3942] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... write resumed>) = 4 [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] close(3 [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] <... futex resumed>) = 0 [pid 3943] <... close resumed>) = 0 [pid 3942] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... connect resumed>) = 0 [pid 3943] <... futex resumed>) = 0 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3942] <... futex resumed>) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3943] <... mmap resumed>) = 0x7f0001901000 [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] <... futex resumed>) = 0 [pid 3943] <... mprotect resumed>) = 0 [pid 3942] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3942] <... ioctl resumed>) = 0 [pid 3934] <... mmap resumed>) = 0x20000000 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = 1 [pid 3936] <... futex resumed>) = 0 [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... clone resumed>, parent_tid=[3944], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3944 [pid 3942] <... futex resumed>) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3938] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 1 [pid 3932] <... futex resumed>) = 0 [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3936] <... futex resumed>) = 0 [pid 3934] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... futex resumed>) = 0 [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] <... futex resumed>) = 0 [pid 3938] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3936] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] <... futex resumed>) = 0 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3934] write(4, NULL, 0 [pid 3932] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3944 attached [pid 3944] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3944] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3943] <... futex resumed>) = 0 [pid 3944] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... socket resumed>) = 4 [pid 3943] <... futex resumed>) = 0 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... futex resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... socket resumed>) = 5 [pid 3943] <... futex resumed>) = 0 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... futex resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... connect resumed>) = 0 [pid 3943] <... futex resumed>) = 0 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... futex resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3944] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... ioctl resumed>) = 0 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3943] <... futex resumed>) = 0 [pid 3944] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3943] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3944] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3943] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3931] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3935] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3936] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3940] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 0 [pid 3932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3940] <... futex resumed>) = 0 [pid 3936] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3936] <... mmap resumed>) = 0x7f00018e0000 [pid 3935] <... mmap resumed>) = 0x7f00018e0000 [pid 3936] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3935] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3936] <... mprotect resumed>) = 0 [pid 3935] <... mprotect resumed>) = 0 [pid 3936] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3935] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3936] <... clone resumed>, parent_tid=[3945], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3945 [pid 3935] <... clone resumed>, parent_tid=[3946], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3946 [pid 3936] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 0 [pid 3936] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3946 attached ./strace-static-x86_64: Process 3945 attached [pid 3943] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] set_robust_list(0x7f00019009e0, 24 [pid 3943] <... futex resumed>) = 0 [pid 3946] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3945] <... set_robust_list resumed>) = 0 [pid 3943] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3946] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3945] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3943] <... mmap resumed>) = 0x7f00018e0000 [pid 3945] <... openat resumed>) = 6 [pid 3943] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3946] <... openat resumed>) = 6 [pid 3945] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... mprotect resumed>) = 0 [pid 3946] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] <... futex resumed>) = 1 [pid 3943] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3936] <... futex resumed>) = 0 [pid 3946] <... futex resumed>) = 1 [pid 3945] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = 0 [pid 3946] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... clone resumed>, parent_tid=[3947], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3947 [pid 3936] <... futex resumed>) = 0 [pid 3935] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3943] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3947 attached [pid 3946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] <... mmap resumed>) = 0x20000000 [pid 3943] <... futex resumed>) = 0 [pid 3947] set_robust_list(0x7f00019009e0, 24 [pid 3946] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3945] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] <... set_robust_list resumed>) = 0 [pid 3946] <... mmap resumed>) = 0x20000000 [pid 3945] <... futex resumed>) = 1 [pid 3942] <... sendmsg resumed>) = 16744448 [pid 3940] <... mmap resumed>) = 0x7f00018e0000 [pid 3936] <... futex resumed>) = 0 [pid 3947] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3946] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3936] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... openat resumed>) = 6 [pid 3946] <... futex resumed>) = 1 [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3942] <... futex resumed>) = 0 [pid 3940] <... mprotect resumed>) = 0 [pid 3936] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 0 [pid 3947] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] write(4, NULL, 0 [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3936] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = 0 [pid 3947] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] write(4, NULL, 0 [pid 3943] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... clone resumed>, parent_tid=[3948], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3948 [pid 3935] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3940] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3944] <... sendmsg resumed>) = 16744448 [pid 3943] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3947] <... mmap resumed>) = 0x20000000 [pid 3940] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3943] <... futex resumed>) = 0 [pid 3947] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3943] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3943] <... futex resumed>) = 0 [pid 3947] write(4, NULL, 0 [pid 3943] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3948 attached [pid 3940] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3938] <... sendmsg resumed>) = 16744448 [pid 3937] <... sendmsg resumed>) = 16744448 [pid 3936] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3935] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3948] set_robust_list(0x7f00019009e0, 24 [pid 3943] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... set_robust_list resumed>) = 0 [pid 3942] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3937] <... futex resumed>) = 0 [pid 3942] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, -1, 0 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3938] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3937] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... mmap resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... openat resumed>) = 6 [pid 3944] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... futex resumed>) = 0 [pid 3942] <... futex resumed>) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3948] <... futex resumed>) = 0 [pid 3944] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] <... futex resumed>) = 0 [pid 3942] write(4, NULL, 0 [pid 3940] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 3934] <... write resumed>) = 0 [pid 3934] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... write resumed>) = 0 [pid 3932] exit_group(0 [pid 3941] <... futex resumed>) = ? [pid 3934] <... futex resumed>) = ? [pid 3932] <... exit_group resumed>) = ? [pid 3941] +++ exited with 0 +++ [pid 3934] +++ exited with 0 +++ [pid 3933] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] +++ exited with 0 +++ [pid 3933] <... futex resumed>) = 0 [pid 3931] exit_group(0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3946] <... write resumed>) = 0 [pid 3939] <... futex resumed>) = ? [pid 3931] <... exit_group resumed>) = ? [pid 3946] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] +++ exited with 0 +++ [pid 3935] exit_group(0 [pid 3933] +++ exited with 0 +++ [pid 3931] +++ exited with 0 +++ [pid 3946] <... futex resumed>) = ? [pid 3937] <... futex resumed>) = ? [pid 3935] <... exit_group resumed>) = ? [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3931, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3937] +++ exited with 0 +++ [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3949 [pid 3946] +++ exited with 0 +++ [pid 3935] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- ./strace-static-x86_64: Process 3949 attached [pid 3949] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3949] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3949] <... prctl resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3951 [pid 3949] setpgid(0, 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3950 [pid 3949] <... setpgid resumed>) = 0 [pid 3949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3949] write(3, "1000", 4./strace-static-x86_64: Process 3951 attached ./strace-static-x86_64: Process 3950 attached ) = 4 [pid 3951] set_robust_list(0x555556aaf5e0, 24 [pid 3950] set_robust_list(0x555556aaf5e0, 24 [pid 3949] close(3 [pid 3951] <... set_robust_list resumed>) = 0 [pid 3950] <... set_robust_list resumed>) = 0 [pid 3949] <... close resumed>) = 0 [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3949] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... prctl resumed>) = 0 [pid 3950] <... prctl resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3951] setpgid(0, 0 [pid 3950] setpgid(0, 0 [pid 3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3951] <... setpgid resumed>) = 0 [pid 3950] <... setpgid resumed>) = 0 [pid 3949] <... mmap resumed>) = 0x7f0001901000 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3949] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3945] <... write resumed>) = 0 [pid 3951] <... openat resumed>) = 3 [pid 3950] <... openat resumed>) = 3 [pid 3949] <... mprotect resumed>) = 0 [pid 3951] write(3, "1000", 4) = 4 [pid 3950] write(3, "1000", 4 [pid 3949] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3945] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] exit_group(0 [pid 3951] close(3 [pid 3950] <... write resumed>) = 4 [pid 3945] <... futex resumed>) = ? [pid 3938] <... futex resumed>) = ? [pid 3936] <... exit_group resumed>) = ? [pid 3951] <... close resumed>) = 0 [pid 3950] close(3 [pid 3949] <... clone resumed>, parent_tid=[3952], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3952 [pid 3938] +++ exited with 0 +++ ./strace-static-x86_64: Process 3952 attached [pid 3952] set_robust_list(0x7f00019219e0, 24) = 0 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] +++ exited with 0 +++ [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] +++ exited with 0 +++ [pid 3951] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... close resumed>) = 0 [pid 3952] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] <... futex resumed>) = 1 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3936, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3952] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3950] <... futex resumed>) = 0 [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... bpf resumed>) = 3 [pid 3951] <... mmap resumed>) = 0x7f0001901000 [pid 3950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3950] <... mmap resumed>) = 0x7f0001901000 [pid 3952] <... futex resumed>) = 1 [pid 3951] <... mprotect resumed>) = 0 [pid 3950] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3949] <... futex resumed>) = 0 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3950] <... mprotect resumed>) = 0 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3952] <... futex resumed>) = 0 [pid 3950] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3949] <... futex resumed>) = 1 [pid 3952] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... socket resumed>) = 4 [pid 3951] <... clone resumed>, parent_tid=[3953], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3953 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3954 ./strace-static-x86_64: Process 3954 attached ./strace-static-x86_64: Process 3953 attached [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3955 attached [pid 3955] set_robust_list(0x7f00019219e0, 24 [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... clone resumed>, parent_tid=[3955], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3955 [pid 3949] <... futex resumed>) = 0 [pid 3954] set_robust_list(0x555556aaf5e0, 24 [pid 3953] set_robust_list(0x7f00019219e0, 24 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... set_robust_list resumed>) = 0 [pid 3954] <... set_robust_list resumed>) = 0 [pid 3953] <... set_robust_list resumed>) = 0 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3952] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 1 [pid 3955] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3954] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3953] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3952] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... bpf resumed>) = 3 [pid 3954] <... prctl resumed>) = 0 [pid 3952] <... socket resumed>) = 5 [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... bpf resumed>) = 3 [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = 1 [pid 3954] setpgid(0, 0 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = 1 [pid 3950] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] <... setpgid resumed>) = 0 [pid 3953] <... futex resumed>) = 1 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] <... futex resumed>) = 0 [pid 3955] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] <... futex resumed>) = 0 [pid 3955] <... socket resumed>) = 4 [pid 3952] <... connect resumed>) = 0 [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... openat resumed>) = 3 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... futex resumed>) = 0 [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... futex resumed>) = 1 [pid 3954] write(3, "1000", 4 [pid 3953] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3952] <... futex resumed>) = 0 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] <... write resumed>) = 4 [pid 3953] <... socket resumed>) = 4 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] close(3 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3955] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3954] <... close resumed>) = 0 [pid 3953] <... futex resumed>) = 1 [pid 3952] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... socket resumed>) = 5 [pid 3954] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] <... ioctl resumed>) = 0 [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = 0 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... futex resumed>) = 0 [pid 3955] <... futex resumed>) = 1 [pid 3954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3953] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3952] <... futex resumed>) = 1 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] <... mmap resumed>) = 0x7f0001901000 [pid 3953] <... socket resumed>) = 5 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3947] <... write resumed>) = 0 [pid 3955] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3954] <... mprotect resumed>) = 0 [pid 3953] <... futex resumed>) = 1 [pid 3952] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... connect resumed>) = 0 [pid 3954] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... write resumed>) = 0 [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] <... futex resumed>) = 0 [pid 3947] <... futex resumed>) = 0 [pid 3943] exit_group(0 [pid 3942] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = 1 [pid 3954] <... clone resumed>, parent_tid=[3956], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3956 [pid 3953] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3944] <... futex resumed>) = ? [pid 3943] <... exit_group resumed>) = ? [pid 3942] <... futex resumed>) = 0 [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... connect resumed>) = 0 [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] +++ exited with 0 +++ [pid 3942] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] <... futex resumed>) = 0 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3940] exit_group(0 [pid 3955] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... futex resumed>) = ? [pid 3947] +++ exited with 0 +++ [pid 3943] +++ exited with 0 +++ [pid 3942] <... futex resumed>) = ? [pid 3940] <... exit_group resumed>) = ? [pid 3955] <... ioctl resumed>) = 0 [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] +++ exited with 0 +++ [pid 3942] +++ exited with 0 +++ [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3943, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3953] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3953] <... ioctl resumed>) = 0 [pid 3940] +++ exited with 0 +++ [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3940, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3955] <... futex resumed>) = 1 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3957 [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3955] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3958 ./strace-static-x86_64: Process 3957 attached [pid 3957] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3957] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 3956 attached [pid 3957] setpgid(0, 0 [pid 3956] set_robust_list(0x7f00019219e0, 24 [pid 3957] <... setpgid resumed>) = 0 [pid 3956] <... set_robust_list resumed>) = 0 [pid 3957] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3956] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3957] <... openat resumed>) = 3 [pid 3957] write(3, "1000", 4) = 4 [pid 3956] <... bpf resumed>) = 3 [pid 3957] close(3) = 0 [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... futex resumed>) = 1 [pid 3954] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3958 attached [pid 3957] <... futex resumed>) = 0 [pid 3956] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3954] <... futex resumed>) = 0 [pid 3956] <... socket resumed>) = 4 [pid 3958] set_robust_list(0x555556aaf5e0, 24 [pid 3957] <... mmap resumed>) = 0x7f0001901000 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] <... futex resumed>) = 0 [pid 3958] <... set_robust_list resumed>) = 0 [pid 3957] <... mprotect resumed>) = 0 [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3954] <... futex resumed>) = 0 [pid 3958] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3958] <... prctl resumed>) = 0 [pid 3957] <... clone resumed>, parent_tid=[3959], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3959 [pid 3956] <... socket resumed>) = 5 [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = 0 [pid 3958] setpgid(0, 0 [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... futex resumed>) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3958] <... setpgid resumed>) = 0 [pid 3956] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3956] <... connect resumed>) = 0 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3956] <... futex resumed>) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3956] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... openat resumed>) = 3 [pid 3956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3959 attached [pid 3958] write(3, "1000", 4 [pid 3956] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3959] set_robust_list(0x7f00019219e0, 24 [pid 3949] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... set_robust_list resumed>) = 0 [pid 3958] <... write resumed>) = 4 [pid 3956] <... ioctl resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3959] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3958] close(3 [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3959] <... bpf resumed>) = 3 [pid 3958] <... close resumed>) = 0 [pid 3956] <... futex resumed>) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3949] <... mmap resumed>) = 0x7f00018e0000 [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3959] <... futex resumed>) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3957] <... futex resumed>) = 0 [pid 3956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] <... futex resumed>) = 0 [pid 3949] <... mprotect resumed>) = 0 [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] <... mmap resumed>) = 0x7f0001901000 [pid 3957] <... futex resumed>) = 0 [pid 3959] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] <... clone resumed>, parent_tid=[3960], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3960 [pid 3959] <... socket resumed>) = 4 [pid 3949] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] <... futex resumed>) = 0 [pid 3959] <... futex resumed>) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3949] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3957] <... futex resumed>) = 0 [pid 3959] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] <... socket resumed>) = 5 [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3957] <... futex resumed>) = 0 [pid 3959] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3958] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3959] <... connect resumed>) = 0 [pid 3958] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3960 attached [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3953] <... sendmsg resumed>) = 16744448 [pid 3950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3960] set_robust_list(0x7f00019009e0, 24 [pid 3959] <... futex resumed>) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3950] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] <... set_robust_list resumed>) = 0 [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] <... clone resumed>, parent_tid=[3961], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3961 [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3960] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = 0 [pid 3950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3960] <... openat resumed>) = 6 [pid 3959] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3958] <... futex resumed>) = 0 [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... mmap resumed>) = 0x7f00018e0000 ./strace-static-x86_64: Process 3961 attached [pid 3960] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... ioctl resumed>) = 0 [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3961] set_robust_list(0x7f00019219e0, 24 [pid 3960] <... futex resumed>) = 1 [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... mprotect resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3961] <... set_robust_list resumed>) = 0 [pid 3960] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3959] <... futex resumed>) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3950] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3949] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3960] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] <... futex resumed>) = 0 [pid 3961] <... bpf resumed>) = 3 [pid 3960] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3957] <... futex resumed>) = 0 [pid 3950] <... clone resumed>, parent_tid=[3962], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3962 [pid 3949] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] <... mmap resumed>) = 0x20000000 [pid 3959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3957] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... sendmsg resumed>) = 11173888 [pid 3950] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3962 attached [pid 3961] <... futex resumed>) = 1 [pid 3960] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... futex resumed>) = 0 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3950] <... futex resumed>) = 0 [pid 3961] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] <... futex resumed>) = 1 [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = 0 [pid 3952] <... futex resumed>) = 0 [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] <... futex resumed>) = 0 [pid 3962] set_robust_list(0x7f00019009e0, 24 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3960] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] <... futex resumed>) = 0 [pid 3953] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] <... futex resumed>) = 0 [pid 3949] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... set_robust_list resumed>) = 0 [pid 3961] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... openat resumed>) = 6 [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] <... futex resumed>) = 0 [pid 3962] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3961] <... socket resumed>) = 4 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] write(4, NULL, 0 [pid 3949] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] <... futex resumed>) = 0 [pid 3953] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... mmap resumed>) = 0x20000000 [pid 3961] <... socket resumed>) = 5 [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] <... futex resumed>) = 0 [pid 3953] write(4, NULL, 0 [pid 3951] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3962] <... openat resumed>) = 6 [pid 3961] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3961] <... connect resumed>) = 0 [pid 3954] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... futex resumed>) = 0 [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3950] <... futex resumed>) = 0 [pid 3962] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3961] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] <... futex resumed>) = 0 [pid 3950] <... futex resumed>) = 0 [pid 3961] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3962] <... mmap resumed>) = 0x20000000 [pid 3961] <... ioctl resumed>) = 0 [pid 3957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3962] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... futex resumed>) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3957] <... futex resumed>) = 0 [pid 3962] <... futex resumed>) = 1 [pid 3950] <... futex resumed>) = 0 [pid 3962] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] <... futex resumed>) = 0 [pid 3962] write(4, NULL, 0 [pid 3950] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3958] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3958] <... futex resumed>) = 0 [pid 3958] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... mmap resumed>) = 0x7f00018e0000 [pid 3957] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3957] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3963], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3963 [pid 3957] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... sendmsg resumed>) = 16744448 [pid 3951] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3955] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3963 attached [pid 3959] <... sendmsg resumed>) = 16744448 [pid 3963] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3963] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3963] <... openat resumed>) = 6 [pid 3955] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3954] <... mmap resumed>) = 0x7f00018e0000 [pid 3963] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3963] <... futex resumed>) = 1 [pid 3957] <... futex resumed>) = 0 [pid 3954] <... mprotect resumed>) = 0 [pid 3963] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3957] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3963] <... mmap resumed>) = 0x20000000 [pid 3957] <... futex resumed>) = 0 [pid 3963] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3957] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3954] <... clone resumed>, parent_tid=[3964], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3964 [pid 3963] <... futex resumed>) = 0 [pid 3958] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3954] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3963] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] <... futex resumed>) = 0 [pid 3957] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3957] <... futex resumed>) = 0 [pid 3954] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3964 attached [pid 3963] write(4, NULL, 0 [pid 3957] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3954] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] set_robust_list(0x7f00019009e0, 24 [pid 3959] <... futex resumed>) = 0 [pid 3959] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] <... set_robust_list resumed>) = 0 [pid 3964] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3956] <... sendmsg resumed>) = 16744448 [pid 3958] <... mmap resumed>) = 0x7f00018e0000 [pid 3964] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... futex resumed>) = 1 [pid 3958] <... mprotect resumed>) = 0 [pid 3956] <... futex resumed>) = 0 [pid 3954] <... futex resumed>) = 0 [pid 3964] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3958] <... clone resumed>, parent_tid=[3965], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3965 [pid 3958] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3958] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3965 attached [pid 3956] <... mmap resumed>) = 0x20000000 [pid 3954] <... futex resumed>) = 0 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] set_robust_list(0x7f00019009e0, 24 [pid 3956] <... futex resumed>) = 0 [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3965] <... set_robust_list resumed>) = 0 [pid 3956] write(4, NULL, 0 [pid 3954] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3954] <... futex resumed>) = 0 [pid 3965] <... openat resumed>) = 6 [pid 3965] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3965] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3958] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3958] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3965] <... mmap resumed>) = 0x20000000 [pid 3954] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3965] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3958] <... futex resumed>) = 0 [pid 3965] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] <... futex resumed>) = 0 [pid 3965] write(4, NULL, 0 [pid 3958] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... write resumed>) = 0 [pid 3952] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3952] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3949] exit_group(0 [pid 3960] <... futex resumed>) = ? [pid 3949] <... exit_group resumed>) = ? [pid 3960] +++ exited with 0 +++ [pid 3954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3961] <... sendmsg resumed>) = 16744448 [pid 3961] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = ? [pid 3962] <... write resumed>) = 0 [pid 3961] <... futex resumed>) = 0 [pid 3961] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] +++ exited with 0 +++ [pid 3949] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3949, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3958] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3966 ./strace-static-x86_64: Process 3966 attached [pid 3962] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] set_robust_list(0x555556aaf5e0, 24 [pid 3962] <... futex resumed>) = 0 [pid 3953] <... write resumed>) = 0 [pid 3950] exit_group(0 [pid 3966] <... set_robust_list resumed>) = 0 [pid 3955] <... futex resumed>) = ? [pid 3953] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... exit_group resumed>) = ? [pid 3966] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3962] +++ exited with 0 +++ [pid 3955] +++ exited with 0 +++ [pid 3953] <... futex resumed>) = 0 [pid 3953] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3966] <... prctl resumed>) = 0 [pid 3950] +++ exited with 0 +++ [pid 3966] setpgid(0, 0 [pid 3951] exit_group(0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3966] <... setpgid resumed>) = 0 [pid 3953] <... futex resumed>) = ? [pid 3951] <... exit_group resumed>) = ? [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 3966] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3953] +++ exited with 0 +++ [pid 3619] <... restart_syscall resumed>) = 0 [pid 3951] +++ exited with 0 +++ [pid 3966] <... openat resumed>) = 3 [pid 3966] write(3, "1000", 4 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3966] <... write resumed>) = 4 [pid 3966] close(3 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3967 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3951, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3966] <... close resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3966] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3968 ./strace-static-x86_64: Process 3967 attached [pid 3966] <... mmap resumed>) = 0x7f0001901000 ./strace-static-x86_64: Process 3968 attached [pid 3967] set_robust_list(0x555556aaf5e0, 24 [pid 3966] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3956] <... write resumed>) = 0 [pid 3966] <... mprotect resumed>) = 0 [pid 3967] <... set_robust_list resumed>) = 0 [pid 3968] set_robust_list(0x555556aaf5e0, 24 [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3966] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... set_robust_list resumed>) = 0 [pid 3967] <... prctl resumed>) = 0 [pid 3956] <... futex resumed>) = 0 [pid 3954] exit_group(0 [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] setpgid(0, 0 [pid 3966] <... clone resumed>, parent_tid=[3969], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3969 [pid 3964] <... futex resumed>) = ? [pid 3954] <... exit_group resumed>) = ? [pid 3968] <... prctl resumed>) = 0 [pid 3967] <... setpgid resumed>) = 0 [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] +++ exited with 0 +++ [pid 3968] setpgid(0, 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] <... futex resumed>) = 0 [pid 3968] <... setpgid resumed>) = 0 [pid 3967] <... openat resumed>) = 3 [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] +++ exited with 0 +++ [pid 3954] +++ exited with 0 +++ [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3954, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 3970 [pid 3967] write(3, "1000", 4 [pid 3968] <... openat resumed>) = 3 [pid 3967] <... write resumed>) = 4 [pid 3968] write(3, "1000", 4 [pid 3967] close(3./strace-static-x86_64: Process 3970 attached [pid 3968] <... write resumed>) = 4 [pid 3967] <... close resumed>) = 0 [pid 3963] <... write resumed>) = 0 [pid 3970] set_robust_list(0x555556aaf5e0, 24 [pid 3968] close(3 [pid 3967] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3963] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3969 attached [pid 3970] <... set_robust_list resumed>) = 0 [pid 3968] <... close resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3963] <... futex resumed>) = 0 [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3969] set_robust_list(0x7f00019219e0, 24 [pid 3968] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3963] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] exit_group(0 [pid 3969] <... set_robust_list resumed>) = 0 [pid 3963] <... futex resumed>) = ? [pid 3959] <... futex resumed>) = ? [pid 3957] <... exit_group resumed>) = ? [pid 3969] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3963] +++ exited with 0 +++ [pid 3959] +++ exited with 0 +++ [pid 3957] +++ exited with 0 +++ [pid 3968] <... futex resumed>) = 0 [pid 3967] <... mmap resumed>) = 0x7f0001901000 [pid 3970] <... prctl resumed>) = 0 [pid 3969] <... bpf resumed>) = 3 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3967] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3957, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3970] setpgid(0, 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... mmap resumed>) = 0x7f0001901000 [pid 3967] <... mprotect resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 3970] <... setpgid resumed>) = 0 [pid 3969] <... futex resumed>) = 1 [pid 3968] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3967] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3966] <... futex resumed>) = 0 [pid 3965] <... write resumed>) = 0 [pid 3616] <... restart_syscall resumed>) = 0 [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = 0 [pid 3969] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3969] <... socket resumed>) = 4 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3968] <... mprotect resumed>) = 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] exit_group(0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3971 [pid 3969] <... futex resumed>) = 1 [pid 3966] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = ? [pid 3958] <... exit_group resumed>) = ? [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] +++ exited with 0 +++ [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3972 attached [pid 3969] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3972] set_robust_list(0x7f00019219e0, 24 [pid 3970] <... openat resumed>) = 3 [pid 3969] <... socket resumed>) = 5 [pid 3968] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3967] <... clone resumed>, parent_tid=[3972], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3972 [pid 3965] <... futex resumed>) = ? [pid 3972] <... set_robust_list resumed>) = 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3969] <... futex resumed>) = 1 [pid 3966] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3971 attached [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] set_robust_list(0x555556aaf5e0, 24 [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = 0 [pid 3971] <... set_robust_list resumed>) = 0 [pid 3970] write(3, "1000", 4 [pid 3969] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3973 attached [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3972] <... futex resumed>) = 0 [pid 3970] <... write resumed>) = 4 [pid 3969] <... connect resumed>) = 0 [pid 3968] <... clone resumed>, parent_tid=[3973], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3973 [pid 3967] <... futex resumed>) = 1 [pid 3965] +++ exited with 0 +++ [pid 3958] +++ exited with 0 +++ [pid 3972] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3971] <... prctl resumed>) = 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3958, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3972] <... bpf resumed>) = 3 [pid 3971] setpgid(0, 0 [pid 3969] <... futex resumed>) = 1 [pid 3966] <... futex resumed>) = 0 [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 3973] set_robust_list(0x7f00019219e0, 24 [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... setpgid resumed>) = 0 [pid 3970] close(3 [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... restart_syscall resumed>) = 0 [pid 3972] <... futex resumed>) = 0 [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = 0 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... openat resumed>) = 3 [pid 3969] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] <... set_robust_list resumed>) = 0 [pid 3971] write(3, "1000", 4 [pid 3970] <... close resumed>) = 0 [pid 3969] <... ioctl resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3971] <... write resumed>) = 4 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(3 [pid 3969] <... futex resumed>) = 1 [pid 3966] <... futex resumed>) = 0 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3974 [pid 3973] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3971] <... close resumed>) = 0 [pid 3970] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = 0 [pid 3971] <... futex resumed>) = 0 [pid 3969] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3974 attached [pid 3973] <... bpf resumed>) = 3 [pid 3972] <... futex resumed>) = 0 [pid 3971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3970] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 1 [pid 3974] set_robust_list(0x555556aaf5e0, 24 [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] <... set_robust_list resumed>) = 0 [pid 3973] <... futex resumed>) = 1 [pid 3970] <... mmap resumed>) = 0x7f0001901000 [pid 3968] <... futex resumed>) = 0 [pid 3974] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... mmap resumed>) = 0x7f0001901000 [pid 3970] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... prctl resumed>) = 0 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3972] <... socket resumed>) = 4 [pid 3971] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3970] <... mprotect resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3974] setpgid(0, 0 [pid 3973] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... mprotect resumed>) = 0 [pid 3970] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] <... setpgid resumed>) = 0 [pid 3973] <... socket resumed>) = 4 [pid 3972] <... futex resumed>) = 1 [pid 3971] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3967] <... futex resumed>) = 0 [pid 3974] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3970] <... clone resumed>, parent_tid=[3975], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3975 [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... openat resumed>) = 3 [pid 3973] <... futex resumed>) = 1 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] <... clone resumed>, parent_tid=[3976], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3976 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3974] write(3, "1000", 4 [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3972] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] <... write resumed>) = 4 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3972] <... socket resumed>) = 5 [pid 3971] <... futex resumed>) = 0 [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3976 attached [pid 3974] close(3 [pid 3973] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] set_robust_list(0x7f00019219e0, 24 [pid 3974] <... close resumed>) = 0 [pid 3973] <... socket resumed>) = 5 [pid 3972] <... futex resumed>) = 1 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... set_robust_list resumed>) = 0 [pid 3974] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3974] <... futex resumed>) = 0 [pid 3973] <... futex resumed>) = 1 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... bpf resumed>) = 3 [pid 3974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3972] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3975 attached [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... mmap resumed>) = 0x7f0001901000 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3972] <... connect resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = 1 [pid 3975] set_robust_list(0x7f00019219e0, 24 [pid 3974] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3973] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... set_robust_list resumed>) = 0 [pid 3974] <... mprotect resumed>) = 0 [pid 3973] <... connect resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... futex resumed>) = 0 [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3975] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3973] <... futex resumed>) = 1 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... socket resumed>) = 4 [pid 3974] <... clone resumed>, parent_tid=[3977], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3977 [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3972] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... bpf resumed>) = 3 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3972] <... ioctl resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = 1 [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... futex resumed>) = 0 [pid 3973] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... futex resumed>) = 1 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] <... ioctl resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... futex resumed>) = 0 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 1 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] <... futex resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3976] <... socket resumed>) = 5 [pid 3975] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3972] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... socket resumed>) = 4 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = 1 [pid 3973] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = 1 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = 0 [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... futex resumed>) = 1 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3977 attached [pid 3976] <... connect resumed>) = 0 [pid 3975] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] set_robust_list(0x7f00019219e0, 24 [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... socket resumed>) = 5 [pid 3977] <... set_robust_list resumed>) = 0 [pid 3976] <... futex resumed>) = 1 [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3977] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... futex resumed>) = 1 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... futex resumed>) = 0 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... bpf resumed>) = 3 [pid 3976] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] <... ioctl resumed>) = 0 [pid 3975] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... futex resumed>) = 1 [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... connect resumed>) = 0 [pid 3974] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3976] <... futex resumed>) = 1 [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = 0 [pid 3966] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... futex resumed>) = 1 [pid 3974] <... futex resumed>) = 0 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3966] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] <... futex resumed>) = 0 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = 0 [pid 3977] <... socket resumed>) = 4 [pid 3976] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] <... futex resumed>) = 0 [pid 3966] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... futex resumed>) = 1 [pid 3975] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3974] <... futex resumed>) = 0 [pid 3966] <... mmap resumed>) = 0x7f00018e0000 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3977] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3975] <... ioctl resumed>) = 0 [pid 3974] <... futex resumed>) = 0 [pid 3966] <... mprotect resumed>) = 0 [pid 3977] <... socket resumed>) = 5 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = 1 [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3970] <... futex resumed>) = 0 [pid 3966] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3977] <... futex resumed>) = 0 [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... sendmsg resumed>) = 16744448 [pid 3974] <... futex resumed>) = 0 [pid 3970] <... futex resumed>) = 0 [pid 3977] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... connect resumed>) = 0 [pid 3975] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... clone resumed>, parent_tid=[3978], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3978 [pid 3977] <... futex resumed>) = 1 [pid 3974] <... futex resumed>) = 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3966] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3969] <... futex resumed>) = 0 [pid 3967] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = 0 [pid 3966] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3978 attached [pid 3977] <... ioctl resumed>) = 0 [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3974] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] <... futex resumed>) = 0 [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3968] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3978] set_robust_list(0x7f00019009e0, 24 [pid 3968] <... mmap resumed>) = 0x7f00018e0000 [pid 3968] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3978] <... set_robust_list resumed>) = 0 [pid 3968] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3978] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3968] <... clone resumed>, parent_tid=[3979], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3979 [pid 3968] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3968] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3978] <... openat resumed>) = 6 [pid 3967] <... mmap resumed>) = 0x7f00018e0000 [pid 3967] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3978] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] <... sendmsg resumed>) = 16744448 [pid 3967] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3980], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3980 [pid 3967] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3978] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3966] <... futex resumed>) = 0 [pid 3971] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3979 attached [pid 3971] <... futex resumed>) = 0 [pid 3969] <... futex resumed>) = 0 [pid 3966] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3980 attached [pid 3979] set_robust_list(0x7f00019009e0, 24 [pid 3978] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3969] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] set_robust_list(0x7f00019009e0, 24 [pid 3979] <... set_robust_list resumed>) = 0 [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... sendmsg resumed>) = 16744448 [pid 3971] <... mmap resumed>) = 0x7f00018e0000 [pid 3969] <... mmap resumed>) = 0x20000000 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = 0 [pid 3969] <... futex resumed>) = 1 [pid 3966] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] write(4, NULL, 0 [pid 3966] <... futex resumed>) = 0 [pid 3980] <... set_robust_list resumed>) = 0 [pid 3979] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3976] <... futex resumed>) = 0 [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3966] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3979] <... openat resumed>) = 6 [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] <... futex resumed>) = 0 [pid 3971] <... mprotect resumed>) = 0 [pid 3980] <... openat resumed>) = 6 [pid 3979] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3980] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3979] <... futex resumed>) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 1 [pid 3979] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] <... clone resumed>, parent_tid=[3981], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3981 [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3980] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] <... futex resumed>) = 0 [pid 3971] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 1 [pid 3967] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3971] <... futex resumed>) = 0 [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] <... futex resumed>) = 0 [pid 3980] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3973] <... mmap resumed>) = 0x20000000 [pid 3971] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... mmap resumed>) = 0x20000000 [pid 3977] <... sendmsg resumed>) = 16744448 [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3980] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3973] <... futex resumed>) = 1 [pid 3970] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 1 [pid 3974] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] write(4, NULL, 0 [pid 3970] <... futex resumed>) = 0 [pid 3968] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3967] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3981 attached [pid 3974] <... futex resumed>) = 0 [pid 3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3968] <... futex resumed>) = 0 [pid 3980] write(4, NULL, 0 [pid 3974] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3970] <... mmap resumed>) = 0x7f00018e0000 [pid 3968] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] <... mmap resumed>) = 0x7f00018e0000 [pid 3970] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3981] set_robust_list(0x7f00019009e0, 24 [pid 3974] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3970] <... mprotect resumed>) = 0 [pid 3981] <... set_robust_list resumed>) = 0 [pid 3974] <... mprotect resumed>) = 0 [pid 3970] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3974] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3981] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3970] <... clone resumed>, parent_tid=[3982], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3982 [pid 3966] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3974] <... clone resumed>, parent_tid=[3983], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3983 [pid 3970] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] <... openat resumed>) = 6 [pid 3974] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 0 [pid 3970] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3981] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3982 attached ./strace-static-x86_64: Process 3983 attached [pid 3976] <... futex resumed>) = 0 [pid 3971] <... futex resumed>) = 1 [pid 3981] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3967] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3983] set_robust_list(0x7f00019009e0, 24 [pid 3982] set_robust_list(0x7f00019009e0, 24 [pid 3981] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... futex resumed>) = 0 [pid 3976] <... mmap resumed>) = 0x20000000 [pid 3983] <... set_robust_list resumed>) = 0 [pid 3982] <... set_robust_list resumed>) = 0 [pid 3977] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3976] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3976] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] <... futex resumed>) = 0 [pid 3976] write(4, NULL, 0 [pid 3971] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3983] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3982] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3975] <... sendmsg resumed>) = 16744448 [pid 3974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3970] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3983] <... openat resumed>) = 6 [pid 3982] <... openat resumed>) = 6 [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3970] <... futex resumed>) = 0 [pid 3983] <... futex resumed>) = 0 [pid 3982] <... futex resumed>) = 0 [pid 3977] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3975] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3983] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... mmap resumed>) = 0x20000000 [pid 3972] <... sendmsg resumed>) = 16744448 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = 1 [pid 3974] <... futex resumed>) = 0 [pid 3972] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... mmap resumed>) = 0x20000000 [pid 3974] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] <... futex resumed>) = 0 [pid 3977] write(4, NULL, 0 [pid 3974] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3970] <... futex resumed>) = 0 [pid 3975] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3970] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3970] <... futex resumed>) = 0 [pid 3975] write(4, NULL, 0 [pid 3970] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3969] <... write resumed>) = 0 [pid 3969] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3969] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3966] exit_group(0 [pid 3978] <... futex resumed>) = ? [pid 3966] <... exit_group resumed>) = ? [pid 3969] <... futex resumed>) = ? [pid 3978] +++ exited with 0 +++ [pid 3974] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3969] +++ exited with 0 +++ [pid 3966] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3966, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3970] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3984 ./strace-static-x86_64: Process 3984 attached [pid 3984] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3984] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3984] setpgid(0, 0) = 0 [pid 3984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3984] write(3, "1000", 4) = 4 [pid 3984] close(3) = 0 [pid 3984] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3984] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3984] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3985], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3985 [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3985 attached ) = 0 [pid 3985] set_robust_list(0x7f00019219e0, 24 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... set_robust_list resumed>) = 0 [pid 3985] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3984] <... futex resumed>) = 0 [pid 3985] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3984] <... futex resumed>) = 0 [pid 3975] <... write resumed>) = 0 [pid 3985] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] exit_group(0 [pid 3985] <... socket resumed>) = 4 [pid 3982] <... futex resumed>) = ? [pid 3975] <... futex resumed>) = ? [pid 3970] <... exit_group resumed>) = ? [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] +++ exited with 0 +++ [pid 3985] <... futex resumed>) = 1 [pid 3984] <... futex resumed>) = 0 [pid 3985] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3985] <... socket resumed>) = 5 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3985] <... futex resumed>) = 0 [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] +++ exited with 0 +++ [pid 3970] +++ exited with 0 +++ [pid 3985] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3984] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3985] <... connect resumed>) = 0 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3985] <... futex resumed>) = 0 [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3984] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3985] <... ioctl resumed>) = 0 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3984] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3986 [pid 3985] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3984] <... futex resumed>) = 0 [pid 3985] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3986 attached [pid 3980] <... write resumed>) = 0 [pid 3976] <... write resumed>) = 0 [pid 3986] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3986] write(3, "1000", 4) = 4 [pid 3973] <... write resumed>) = 0 [pid 3986] close(3 [pid 3973] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3968] exit_group(0 [pid 3986] <... close resumed>) = 0 [pid 3979] <... futex resumed>) = ? [pid 3968] <... exit_group resumed>) = ? [pid 3986] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3979] +++ exited with 0 +++ [pid 3973] +++ exited with 0 +++ [pid 3968] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3968, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3986] <... futex resumed>) = 0 [pid 3980] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3980] <... futex resumed>) = 0 [pid 3986] <... mmap resumed>) = 0x7f0001901000 [pid 3980] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] exit_group(0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3980] <... futex resumed>) = ? [pid 3976] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] <... futex resumed>) = ? [pid 3971] exit_group(0 [pid 3967] <... exit_group resumed>) = ? [pid 3986] <... mprotect resumed>) = 0 [pid 3981] <... futex resumed>) = ? [pid 3980] +++ exited with 0 +++ [pid 3976] <... futex resumed>) = ? [pid 3972] +++ exited with 0 +++ [pid 3971] <... exit_group resumed>) = ? [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3987 [pid 3986] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3981] +++ exited with 0 +++ [pid 3976] +++ exited with 0 +++ [pid 3971] +++ exited with 0 +++ [pid 3967] +++ exited with 0 +++ [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3986] <... clone resumed>, parent_tid=[3988], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3988 [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3971, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3986] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3987 attached [pid 3987] set_robust_list(0x555556aaf5e0, 24 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3989 [pid 3987] <... set_robust_list resumed>) = 0 [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3977] <... write resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3990 [pid 3987] setpgid(0, 0./strace-static-x86_64: Process 3988 attached ) = 0 [pid 3988] set_robust_list(0x7f00019219e0, 24 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3989 attached [pid 3988] <... set_robust_list resumed>) = 0 [pid 3987] <... openat resumed>) = 3 [pid 3984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 3990 attached [pid 3989] set_robust_list(0x555556aaf5e0, 24 [pid 3988] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3987] write(3, "1000", 4 [pid 3984] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] set_robust_list(0x555556aaf5e0, 24 [pid 3989] <... set_robust_list resumed>) = 0 [pid 3988] <... bpf resumed>) = 3 [pid 3987] <... write resumed>) = 4 [pid 3984] <... futex resumed>) = 0 [pid 3990] <... set_robust_list resumed>) = 0 [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] close(3 [pid 3984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3989] <... prctl resumed>) = 0 [pid 3988] <... futex resumed>) = 1 [pid 3987] <... close resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3984] <... mmap resumed>) = 0x7f00018e0000 [pid 3990] <... prctl resumed>) = 0 [pid 3989] setpgid(0, 0 [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3990] setpgid(0, 0 [pid 3989] <... setpgid resumed>) = 0 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3984] <... mprotect resumed>) = 0 [pid 3990] <... setpgid resumed>) = 0 [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3988] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3989] <... openat resumed>) = 3 [pid 3988] <... socket resumed>) = 4 [pid 3987] <... mmap resumed>) = 0x7f0001901000 [pid 3990] <... openat resumed>) = 3 [pid 3989] write(3, "1000", 4 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3984] <... clone resumed>, parent_tid=[3991], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3991 [pid 3977] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] write(3, "1000", 4 [pid 3989] <... write resumed>) = 4 [pid 3988] <... futex resumed>) = 1 [pid 3987] <... mprotect resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3984] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3991 attached [pid 3990] <... write resumed>) = 4 [pid 3989] close(3 [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = 0 [pid 3977] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] exit_group(0 [pid 3990] close(3 [pid 3989] <... close resumed>) = 0 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 [pid 3984] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3983] <... futex resumed>) = ? [pid 3977] <... futex resumed>) = ? [pid 3991] set_robust_list(0x7f00019009e0, 24 [pid 3974] <... exit_group resumed>) = ? [pid 3991] <... set_robust_list resumed>) = 0 [pid 3990] <... close resumed>) = 0 [pid 3989] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3987] <... clone resumed>, parent_tid=[3992], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3992 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3983] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ [pid 3974] +++ exited with 0 +++ [pid 3990] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = 0 [pid 3988] <... socket resumed>) = 5 [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3990] <... futex resumed>) = 0 [pid 3989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3974, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3989] <... mmap resumed>) = 0x7f0001901000 [pid 3988] <... futex resumed>) = 1 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3986] <... futex resumed>) = 0 [pid 3991] <... openat resumed>) = 6 [pid 3990] <... mmap resumed>) = 0x7f0001901000 [pid 3989] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3989] <... mprotect resumed>) = 0 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3992 attached [pid 3991] <... futex resumed>) = 1 [pid 3990] <... mprotect resumed>) = 0 [pid 3989] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3988] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] <... futex resumed>) = 0 [pid 3992] set_robust_list(0x7f00019219e0, 24 [pid 3990] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3988] <... connect resumed>) = 0 [pid 3991] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] <... clone resumed>, parent_tid=[3993], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3993 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] <... clone resumed>, parent_tid=[3994], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3994 [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 1 [pid 3986] <... futex resumed>) = 0 [pid 3991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = 0 [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = 0 [pid 3992] <... set_robust_list resumed>) = 0 [pid 3990] <... futex resumed>) = 0 [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 [pid 3991] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3988] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3994 attached ./strace-static-x86_64: Process 3993 attached [pid 3992] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3991] <... mmap resumed>) = 0x20000000 [pid 3988] <... ioctl resumed>) = 0 [pid 3985] <... sendmsg resumed>) = 16744448 [pid 3992] <... bpf resumed>) = 3 [pid 3991] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 3995 [pid 3994] set_robust_list(0x7f00019219e0, 24 [pid 3993] set_robust_list(0x7f00019219e0, 24 [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = 1 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3984] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 1 [pid 3991] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3985] write(4, NULL, 0 [pid 3984] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... set_robust_list resumed>) = 0 [pid 3993] <... set_robust_list resumed>) = 0 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... futex resumed>) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3984] <... futex resumed>) = 0 [pid 3994] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3984] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3995 attached [pid 3995] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3994] <... bpf resumed>) = 3 [pid 3993] <... bpf resumed>) = 3 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] setpgid(0, 0 [pid 3992] <... futex resumed>) = 0 [pid 3987] <... futex resumed>) = 1 [pid 3986] <... futex resumed>) = 0 [pid 3995] <... setpgid resumed>) = 0 [pid 3992] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3992] <... socket resumed>) = 4 [pid 3995] <... openat resumed>) = 3 [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] write(3, "1000", 4 [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = 0 [pid 3988] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3995] <... write resumed>) = 4 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3995] close(3) = 0 [pid 3995] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 3995] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 1 [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3996], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 3996 [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3994] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3993] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] <... futex resumed>) = 1 [pid 3994] <... socket resumed>) = 4 [pid 3993] <... socket resumed>) = 4 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 1 [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3994] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3994] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3993] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3994] <... socket resumed>) = 5 [pid 3993] <... socket resumed>) = 5 [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = 0 [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 1 [pid 3992] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3996 attached [pid 3994] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3992] <... socket resumed>) = 5 [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] set_robust_list(0x7f00019219e0, 24 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3992] <... futex resumed>) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3992] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... set_robust_list resumed>) = 0 [pid 3994] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] <... connect resumed>) = 0 [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 3994] <... connect resumed>) = 0 [pid 3993] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3992] <... futex resumed>) = 1 [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3996] <... bpf resumed>) = 3 [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... connect resumed>) = 0 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = 0 [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3994] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3993] <... futex resumed>) = 1 [pid 3992] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3988] <... sendmsg resumed>) = 16744448 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3996] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... ioctl resumed>) = 0 [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3992] <... ioctl resumed>) = 0 [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] <... mmap resumed>) = 0x7f00018e0000 [pid 3996] <... socket resumed>) = 4 [pid 3995] <... futex resumed>) = 0 [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] <... futex resumed>) = 0 [pid 3988] <... futex resumed>) = 0 [pid 3986] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3994] <... futex resumed>) = 0 [pid 3993] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3992] <... futex resumed>) = 1 [pid 3990] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] <... futex resumed>) = 0 [pid 3986] <... mprotect resumed>) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3993] <... ioctl resumed>) = 0 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] <... futex resumed>) = 0 [pid 3987] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3996] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3995] <... futex resumed>) = 0 [pid 3992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3987] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3997 attached [pid 3996] <... socket resumed>) = 5 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] set_robust_list(0x7f00019009e0, 24 [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = 1 [pid 3989] <... futex resumed>) = 0 [pid 3986] <... clone resumed>, parent_tid=[3997], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3997 [pid 3997] <... set_robust_list resumed>) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3996] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 3995] <... futex resumed>) = 0 [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3997] <... openat resumed>) = 6 [pid 3996] <... connect resumed>) = 0 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3989] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3986] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3996] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 1 [pid 3988] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3988] <... mmap resumed>) = 0x20000000 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3986] <... futex resumed>) = 0 [pid 3988] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 [pid 3988] write(4, NULL, 0 [pid 3986] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... futex resumed>) = 0 [pid 3995] <... futex resumed>) = 1 [pid 3996] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... ioctl resumed>) = 0 [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3996] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3995] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] <... futex resumed>) = 0 [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 3995] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3987] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3990] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] <... futex resumed>) = 0 [pid 3987] <... futex resumed>) = 0 [pid 3990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3990] <... mmap resumed>) = 0x7f00018e0000 [pid 3987] <... mmap resumed>) = 0x7f00018e0000 [pid 3990] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3987] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3990] <... mprotect resumed>) = 0 [pid 3990] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3987] <... mprotect resumed>) = 0 [pid 3989] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3990] <... clone resumed>, parent_tid=[3998], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3998 [pid 3989] <... futex resumed>) = 0 [pid 3990] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3987] <... clone resumed>, parent_tid=[3999], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 3999 [pid 3990] <... futex resumed>) = 0 [pid 3990] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3999 attached ) = 0 [pid 3987] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] set_robust_list(0x7f00019009e0, 24) = 0 [pid 3999] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 3989] <... mmap resumed>) = 0x7f00018e0000 ./strace-static-x86_64: Process 3998 attached [pid 3999] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3999] <... futex resumed>) = 1 [pid 3998] set_robust_list(0x7f00019009e0, 24 [pid 3989] <... mprotect resumed>) = 0 [pid 3987] <... futex resumed>) = 0 [pid 3999] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3998] <... set_robust_list resumed>) = 0 [pid 3989] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3987] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... mmap resumed>) = 0x20000000 [pid 3998] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3987] <... futex resumed>) = 0 [pid 3999] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] <... openat resumed>) = 6 [pid 3989] <... clone resumed>, parent_tid=[4000], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4000 [pid 3987] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] <... futex resumed>) = 0 [pid 3998] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3986] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3999] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3998] <... futex resumed>) = 1 [pid 3995] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3987] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4000 attached [pid 3999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3998] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3995] <... futex resumed>) = 0 [pid 3990] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] <... sendmsg resumed>) = 8093696 [pid 3987] <... futex resumed>) = 0 [pid 4000] set_robust_list(0x7f00019009e0, 24 [pid 3999] write(4, NULL, 0 [pid 3998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3990] <... futex resumed>) = 0 [pid 3987] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4000] <... set_robust_list resumed>) = 0 [pid 3998] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3992] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3995] <... mmap resumed>) = 0x7f00018e0000 [pid 4000] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3998] <... mmap resumed>) = 0x20000000 [pid 4000] <... openat resumed>) = 6 [pid 3998] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 3992] <... futex resumed>) = 0 [pid 4000] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] <... futex resumed>) = 1 [pid 3995] <... mprotect resumed>) = 0 [pid 3992] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] <... futex resumed>) = 0 [pid 3998] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = 1 [pid 3998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3995] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3990] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3998] write(4, NULL, 0 [pid 3990] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 3995] <... clone resumed>, parent_tid=[4001], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4001 [pid 3989] <... futex resumed>) = 0 [pid 3995] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4001 attached [pid 4000] <... mmap resumed>) = 0x20000000 [pid 3996] <... sendmsg resumed>) = 16744448 [pid 3995] <... futex resumed>) = 0 [pid 4000] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4001] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4000] <... futex resumed>) = 1 [pid 3989] <... futex resumed>) = 0 [pid 4001] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4000] write(4, NULL, 0 [pid 3989] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... openat resumed>) = 6 [pid 3989] <... futex resumed>) = 0 [pid 4001] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4001] <... futex resumed>) = 1 [pid 3995] <... futex resumed>) = 0 [pid 3995] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0) = 0x20000000 [pid 3995] <... futex resumed>) = 0 [pid 3990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4001] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4001] <... futex resumed>) = 0 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4001] write(4, NULL, 0 [pid 3995] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... write resumed>) = 0 [pid 3996] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... sendmsg resumed>) = 16744448 [pid 3996] <... futex resumed>) = 0 [pid 3995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3994] <... sendmsg resumed>) = 16744448 [pid 3993] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3985] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... write resumed>) = 0 [pid 3996] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = 0 [pid 3994] <... futex resumed>) = 0 [pid 3993] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] exit_group(0 [pid 3994] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3985] <... futex resumed>) = ? [pid 3991] <... futex resumed>) = ? [pid 3984] <... exit_group resumed>) = ? [pid 3991] +++ exited with 0 +++ [pid 3985] +++ exited with 0 +++ [pid 3984] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3984, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...> [pid 3999] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3999] <... futex resumed>) = 0 [pid 3987] exit_group(0 [pid 3999] ????( [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4002 [pid 3999] <... ???? resumed>) = ? [pid 3992] <... futex resumed>) = ? [pid 3987] <... exit_group resumed>) = ? [pid 3999] +++ exited with 0 +++ [pid 3992] +++ exited with 0 +++ [pid 3987] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3987, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4002 attached , child_tidptr=0x555556aaf5d0) = 4003 [pid 4002] set_robust_list(0x555556aaf5e0, 24) = 0 ./strace-static-x86_64: Process 4003 attached [pid 4002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4002] setpgid(0, 0) = 0 [pid 4003] set_robust_list(0x555556aaf5e0, 24 [pid 4002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4003] <... set_robust_list resumed>) = 0 [pid 4002] <... openat resumed>) = 3 [pid 4003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4002] write(3, "1000", 4 [pid 4003] <... prctl resumed>) = 0 [pid 4002] <... write resumed>) = 4 [pid 4002] close(3) = 0 [pid 4002] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4002] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4002] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4003] setpgid(0, 0 [pid 4002] <... clone resumed>, parent_tid=[4004], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4004 [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4003] <... setpgid resumed>) = 0 [pid 3988] <... write resumed>) = 0 [pid 3988] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3988] <... futex resumed>) = 0 [pid 3986] exit_group(0./strace-static-x86_64: Process 4004 attached [pid 4003] write(3, "1000", 4 [pid 3997] <... futex resumed>) = ? [pid 3986] <... exit_group resumed>) = ? [pid 4004] set_robust_list(0x7f00019219e0, 24 [pid 4003] <... write resumed>) = 4 [pid 3997] +++ exited with 0 +++ [pid 3988] +++ exited with 0 +++ [pid 3986] +++ exited with 0 +++ [pid 4004] <... set_robust_list resumed>) = 0 [pid 4004] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4003] close(3 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4004] <... bpf resumed>) = 3 [pid 4003] <... close resumed>) = 0 [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4003] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 0 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4004] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... futex resumed>) = 0 [pid 4004] <... socket resumed>) = 4 [pid 4003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4002] <... futex resumed>) = 0 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... mmap resumed>) = 0x7f0001901000 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4004] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4003] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4002] <... futex resumed>) = 0 [pid 4004] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] <... socket resumed>) = 5 [pid 4003] <... mprotect resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4005 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4003] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4002] <... futex resumed>) = 0 [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4002] <... futex resumed>) = 0 [pid 4004] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4003] <... clone resumed>, parent_tid=[4006], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4006 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] <... connect resumed>) = 0 [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4006 attached [pid 4004] <... futex resumed>) = 1 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4002] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4005 attached [pid 4006] set_robust_list(0x7f00019219e0, 24 [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... write resumed>) = 0 [pid 4006] <... set_robust_list resumed>) = 0 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4002] <... futex resumed>) = 0 [pid 4006] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4005] set_robust_list(0x555556aaf5e0, 24 [pid 4004] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4001] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... bpf resumed>) = 3 [pid 4004] <... ioctl resumed>) = 0 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... set_robust_list resumed>) = 0 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... futex resumed>) = 0 [pid 3995] exit_group(0 [pid 4006] <... futex resumed>) = 1 [pid 4004] <... futex resumed>) = 1 [pid 4003] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = ? [pid 3995] <... exit_group resumed>) = ? [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... prctl resumed>) = 0 [pid 4002] <... futex resumed>) = 0 [pid 3996] +++ exited with 0 +++ [pid 4006] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4003] <... futex resumed>) = 0 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4005] setpgid(0, 0 [pid 4006] <... socket resumed>) = 4 [pid 4000] <... write resumed>) = 0 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... futex resumed>) = 0 [pid 4005] <... setpgid resumed>) = 0 [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4001] +++ exited with 0 +++ [pid 3995] +++ exited with 0 +++ [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3995, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4006] <... futex resumed>) = 0 [pid 4003] <... futex resumed>) = 1 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4006] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP) = 5 [pid 4005] <... openat resumed>) = 3 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] write(3, "1000", 4 [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4007 [pid 4000] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... write resumed>) = 4 [pid 4003] <... futex resumed>) = 0 [pid 4000] <... futex resumed>) = 0 [pid 4006] <... futex resumed>) = 0 [pid 4005] close(3 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] exit_group(0 [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] <... close resumed>) = 0 [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = ? [pid 3989] <... exit_group resumed>) = ? [pid 4005] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] +++ exited with 0 +++ [pid 4006] <... futex resumed>) = 0 [pid 4005] <... futex resumed>) = 0 [pid 4003] <... futex resumed>) = 1 [pid 4006] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... ioctl resumed>) = 0 [pid 4005] <... mmap resumed>) = 0x7f0001901000 ./strace-static-x86_64: Process 4007 attached [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4000] +++ exited with 0 +++ [pid 3989] +++ exited with 0 +++ [pid 4007] set_robust_list(0x555556aaf5e0, 24 [pid 4006] <... futex resumed>) = 1 [pid 4005] <... mprotect resumed>) = 0 [pid 4003] <... futex resumed>) = 0 [pid 4007] <... set_robust_list resumed>) = 0 [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4003] <... futex resumed>) = 0 [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4007] <... prctl resumed>) = 0 [pid 4006] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4005] <... clone resumed>, parent_tid=[4008], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4008 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4008 attached [pid 4007] setpgid(0, 0 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] <... write resumed>) = 0 [pid 4008] set_robust_list(0x7f00019219e0, 24 [pid 4007] <... setpgid resumed>) = 0 [pid 4005] <... futex resumed>) = 0 [pid 4008] <... set_robust_list resumed>) = 0 [pid 4007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4008] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4007] <... openat resumed>) = 3 [pid 3998] <... futex resumed>) = 0 [pid 4008] <... bpf resumed>) = 3 [pid 4007] write(3, "1000", 4 [pid 3998] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] exit_group(0 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... write resumed>) = 4 [pid 3998] <... futex resumed>) = ? [pid 3994] <... futex resumed>) = ? [pid 3990] <... exit_group resumed>) = ? [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4009 [pid 4008] <... futex resumed>) = 1 [pid 4007] close(3 [pid 4005] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3998] +++ exited with 0 +++ [pid 3994] +++ exited with 0 +++ [pid 3990] +++ exited with 0 +++ [pid 4004] <... sendmsg resumed>) = 16744448 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] <... close resumed>) = 0 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4009 attached [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4007] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3990, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4009] set_robust_list(0x555556aaf5e0, 24 [pid 4008] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4007] <... futex resumed>) = 0 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4009] <... set_robust_list resumed>) = 0 [pid 4008] <... socket resumed>) = 4 [pid 4007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4002] <... mmap resumed>) = 0x7f00018e0000 [pid 4009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... mmap resumed>) = 0x7f0001901000 [pid 4002] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4009] <... prctl resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4007] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4005] <... futex resumed>) = 0 [pid 4002] <... mprotect resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4010 ./strace-static-x86_64: Process 4010 attached [pid 4009] setpgid(0, 0 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] <... mprotect resumed>) = 0 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4010] set_robust_list(0x555556aaf5e0, 24 [pid 4009] <... setpgid resumed>) = 0 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4007] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4005] <... futex resumed>) = 0 [pid 4010] <... set_robust_list resumed>) = 0 [pid 4009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4008] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4002] <... clone resumed>, parent_tid=[4011], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4011 [pid 4010] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4009] <... openat resumed>) = 3 [pid 4008] <... socket resumed>) = 5 [pid 4007] <... clone resumed>, parent_tid=[4012], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4012 [pid 4002] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4011 attached [pid 4010] <... prctl resumed>) = 0 [pid 4009] write(3, "1000", 4 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 0 [pid 4011] set_robust_list(0x7f00019009e0, 24 [pid 4010] setpgid(0, 0 [pid 4009] <... write resumed>) = 4 [pid 4008] <... futex resumed>) = 1 [pid 4007] <... futex resumed>) = 0 [pid 4005] <... futex resumed>) = 0 [pid 4002] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4012 attached [pid 4011] <... set_robust_list resumed>) = 0 [pid 4010] <... setpgid resumed>) = 0 [pid 4009] close(3 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... sendmsg resumed>) = 16744448 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4009] <... close resumed>) = 0 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4010] <... openat resumed>) = 3 [pid 4009] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4010] write(3, "1000", 4 [pid 4009] <... futex resumed>) = 0 [pid 4008] <... connect resumed>) = 0 [pid 4010] <... write resumed>) = 4 [pid 4009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] close(3 [pid 4009] <... mmap resumed>) = 0x7f0001901000 [pid 4008] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4010] <... close resumed>) = 0 [pid 4009] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... mprotect resumed>) = 0 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4010] <... futex resumed>) = 0 [pid 4009] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4008] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... openat resumed>) = 6 [pid 4010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4008] <... ioctl resumed>) = 0 [pid 4011] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... mmap resumed>) = 0x7f0001901000 [pid 4009] <... clone resumed>, parent_tid=[4013], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4013 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = 1 [pid 4010] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] <... futex resumed>) = 1 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4013 attached [pid 4012] set_robust_list(0x7f00019219e0, 24 [pid 4011] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] <... mprotect resumed>) = 0 [pid 4009] <... futex resumed>) = 0 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4006] <... futex resumed>) = 1 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... futex resumed>) = 0 [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... set_robust_list resumed>) = 0 [pid 4010] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = 1 [pid 4013] set_robust_list(0x7f00019219e0, 24./strace-static-x86_64: Process 4014 attached [pid 4012] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4003] <... futex resumed>) = 0 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] set_robust_list(0x7f00019219e0, 24 [pid 4013] <... set_robust_list resumed>) = 0 [pid 4010] <... clone resumed>, parent_tid=[4014], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4014 [pid 4004] <... mmap resumed>) = 0x20000000 [pid 4014] <... set_robust_list resumed>) = 0 [pid 4013] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4013] <... bpf resumed>) = 3 [pid 4012] <... bpf resumed>) = 3 [pid 4010] <... futex resumed>) = 0 [pid 4006] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4004] <... futex resumed>) = 1 [pid 4002] <... futex resumed>) = 0 [pid 4014] <... bpf resumed>) = 3 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... openat resumed>) = 6 [pid 4004] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 1 [pid 4012] <... futex resumed>) = 1 [pid 4010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = 0 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4002] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... futex resumed>) = 1 [pid 4004] write(4, NULL, 0 [pid 4003] <... futex resumed>) = 0 [pid 4002] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4010] <... futex resumed>) = 0 [pid 4009] <... futex resumed>) = 0 [pid 4008] <... sendmsg resumed>) = 16744448 [pid 4007] <... futex resumed>) = 0 [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4003] <... futex resumed>) = 0 [pid 4012] <... socket resumed>) = 4 [pid 4008] <... futex resumed>) = 1 [pid 4006] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4005] <... futex resumed>) = 0 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... socket resumed>) = 4 [pid 4013] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... mmap resumed>) = 0x20000000 [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = 0 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4006] <... futex resumed>) = 1 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4003] <... futex resumed>) = 0 [pid 4008] <... openat resumed>) = 6 [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4003] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4003] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4006] write(4, NULL, 0 [pid 4005] <... futex resumed>) = 0 [pid 4003] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... socket resumed>) = 4 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4008] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... futex resumed>) = 1 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = 0 [pid 4008] <... mmap resumed>) = 0x20000000 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4013] <... futex resumed>) = 1 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = 0 [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4008] write(4, NULL, 0 [pid 4005] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... socket resumed>) = 5 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] <... futex resumed>) = 0 [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... futex resumed>) = 1 [pid 4002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4012] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP) = 5 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... futex resumed>) = 1 [pid 4013] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4010] <... futex resumed>) = 0 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4014] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4013] <... socket resumed>) = 5 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = 0 [pid 4003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... connect resumed>) = 0 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = 1 [pid 4012] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4013] <... futex resumed>) = 1 [pid 4009] <... futex resumed>) = 0 [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4010] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4014] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4013] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... ioctl resumed>) = 0 [pid 4013] <... connect resumed>) = 0 [pid 4010] <... futex resumed>) = 0 [pid 4004] <... write resumed>) = 0 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4012] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = 1 [pid 4012] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... ioctl resumed>) = 0 [pid 4010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4005] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4004] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] exit_group(0 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = 0 [pid 4010] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 4013] <... futex resumed>) = 0 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4011] <... futex resumed>) = ? [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] <... futex resumed>) = ? [pid 4002] <... exit_group resumed>) = ? [pid 4014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4013] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4011] +++ exited with 0 +++ [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] +++ exited with 0 +++ [pid 4002] +++ exited with 0 +++ [pid 4013] <... ioctl resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4007] <... futex resumed>) = 1 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4002, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4012] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4013] <... futex resumed>) = 1 [pid 4009] <... futex resumed>) = 0 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4015 [pid 4013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4015 attached [pid 4013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4010] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4010] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4010] <... futex resumed>) = 0 [pid 4015] <... prctl resumed>) = 0 [pid 4014] <... sendmsg resumed>) = 16744448 [pid 4010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4015] setpgid(0, 0 [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... mmap resumed>) = 0x7f00018e0000 [pid 4007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4010] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4015] <... setpgid resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 4010] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4007] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... clone resumed>, parent_tid=[4016], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4016 [pid 4010] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4014] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4010] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4016 attached [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4012] <... sendmsg resumed>) = 16744448 [pid 4009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4007] <... futex resumed>) = 0 [pid 4016] set_robust_list(0x7f00019009e0, 24 [pid 4015] <... openat resumed>) = 3 [pid 4009] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] <... set_robust_list resumed>) = 0 [pid 4007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4009] <... futex resumed>) = 0 [pid 4015] write(3, "1000", 4 [pid 4007] <... mmap resumed>) = 0x7f00018e0000 [pid 4009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4016] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4015] <... write resumed>) = 4 [pid 4007] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4009] <... mmap resumed>) = 0x7f00018e0000 [pid 4016] <... openat resumed>) = 6 [pid 4015] close(3 [pid 4009] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4007] <... mprotect resumed>) = 0 [pid 4009] <... mprotect resumed>) = 0 [pid 4007] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4016] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... close resumed>) = 0 [pid 4009] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4016] <... futex resumed>) = 1 [pid 4015] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = 0 [pid 4007] <... clone resumed>, parent_tid=[4017], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4017 ./strace-static-x86_64: Process 4018 attached [pid 4016] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4013] <... sendmsg resumed>) = 16744448 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4017 attached [pid 4017] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4017] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4009] <... clone resumed>, parent_tid=[4018], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4018 [pid 4007] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] set_robust_list(0x7f00019009e0, 24 [pid 4015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = 0 [pid 4018] <... set_robust_list resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 4009] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... futex resumed>) = 1 [pid 4014] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4013] <... futex resumed>) = 0 [pid 4018] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4015] <... mmap resumed>) = 0x7f0001901000 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4017] <... futex resumed>) = 0 [pid 4017] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4014] <... mmap resumed>) = 0x20000000 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4018] <... openat resumed>) = 6 [pid 4017] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] <... futex resumed>) = 1 [pid 4015] <... mprotect resumed>) = 0 [pid 4014] <... futex resumed>) = 1 [pid 4010] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = 0 [pid 4018] <... futex resumed>) = 1 [pid 4017] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4014] write(4, NULL, 0 [pid 4010] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] <... futex resumed>) = 0 [pid 4010] <... futex resumed>) = 0 [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4012] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4010] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] <... clone resumed>, parent_tid=[4019], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4019 [pid 4009] <... futex resumed>) = 1 [pid 4008] <... write resumed>) = 0 [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4019 attached [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4012] <... mmap resumed>) = 0x20000000 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] set_robust_list(0x7f00019219e0, 24 [pid 4008] <... futex resumed>) = 0 [pid 4008] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4005] exit_group(0 [pid 4008] <... futex resumed>) = ? [pid 4005] <... exit_group resumed>) = ? [pid 4013] <... mmap resumed>) = 0x20000000 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... set_robust_list resumed>) = 0 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4008] +++ exited with 0 +++ [pid 4005] +++ exited with 0 +++ [pid 4019] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... futex resumed>) = 1 [pid 4007] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4005, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 3617] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4019] <... bpf resumed>) = 3 [pid 4013] <... futex resumed>) = 1 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4009] <... futex resumed>) = 0 [pid 4007] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] write(4, NULL, 0 [pid 4012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4009] <... futex resumed>) = 0 [pid 4007] <... futex resumed>) = 0 [pid 4019] <... futex resumed>) = 1 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4020 [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4012] write(4, NULL, 0 [pid 4009] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4007] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = 1 [pid 4019] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED) = 4 [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4019] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] <... write resumed>) = 0 [pid 4019] <... socket resumed>) = 5 [pid 4006] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4006] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4020 attached [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4006] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4003] exit_group(0 [pid 4020] set_robust_list(0x555556aaf5e0, 24 [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4006] <... futex resumed>) = ? [pid 4003] <... exit_group resumed>) = ? [pid 4020] <... set_robust_list resumed>) = 0 [pid 4019] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4006] +++ exited with 0 +++ [pid 4003] +++ exited with 0 +++ [pid 4020] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4019] <... connect resumed>) = 0 [pid 4020] <... prctl resumed>) = 0 [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] setpgid(0, 0 [pid 4019] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4003, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4020] <... setpgid resumed>) = 0 [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4020] <... openat resumed>) = 3 [pid 4019] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] write(3, "1000", 4 [pid 4019] <... ioctl resumed>) = 0 [pid 4020] <... write resumed>) = 4 [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] close(3 [pid 4019] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4020] <... close resumed>) = 0 [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4020] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4021 [pid 4020] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4022], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4022 ./strace-static-x86_64: Process 4021 attached [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] set_robust_list(0x555556aaf5e0, 24 [pid 4020] <... futex resumed>) = 0 [pid 4021] <... set_robust_list resumed>) = 0 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4021] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 4022 attached [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4022] set_robust_list(0x7f00019219e0, 24 [pid 4021] <... openat resumed>) = 3 [pid 4022] <... set_robust_list resumed>) = 0 [pid 4021] write(3, "1000", 4 [pid 4022] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4021] <... write resumed>) = 4 [pid 4022] <... bpf resumed>) = 3 [pid 4021] close(3 [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... close resumed>) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = 0 [pid 4022] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] <... futex resumed>) = 0 [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4020] <... futex resumed>) = 0 [pid 4022] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4021] <... mmap resumed>) = 0x7f0001901000 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4022] <... socket resumed>) = 4 [pid 4021] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... mprotect resumed>) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4020] <... futex resumed>) = 0 [pid 4022] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... clone resumed>, parent_tid=[4023], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4023 [pid 4020] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4023 attached [pid 4022] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] set_robust_list(0x7f00019219e0, 24 [pid 4022] <... socket resumed>) = 5 [pid 4021] <... futex resumed>) = 0 [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] <... set_robust_list resumed>) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4020] <... futex resumed>) = 0 [pid 4022] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4020] <... futex resumed>) = 0 [pid 4023] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4022] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4022] <... connect resumed>) = 0 [pid 4015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = 1 [pid 4020] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = 0 [pid 4023] <... bpf resumed>) = 3 [pid 4022] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4020] <... futex resumed>) = 0 [pid 4015] <... mmap resumed>) = 0x7f00018e0000 [pid 4022] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4023] <... futex resumed>) = 1 [pid 4022] <... ioctl resumed>) = 0 [pid 4021] <... futex resumed>) = 0 [pid 4015] <... mprotect resumed>) = 0 [pid 4023] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4023] <... socket resumed>) = 4 [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... clone resumed>, parent_tid=[4024], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4024 [pid 4023] <... futex resumed>) = 0 [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4020] <... futex resumed>) = 0 [pid 4015] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] <... futex resumed>) = 0 [pid 4023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4015] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4024 attached [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4023] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4024] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4023] <... socket resumed>) = 5 [pid 4024] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] <... futex resumed>) = 1 [pid 4023] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = 0 [pid 4024] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4023] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... write resumed>) = 0 [pid 4024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4019] <... sendmsg resumed>) = 16744448 [pid 4015] <... futex resumed>) = 0 [pid 4024] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] <... mmap resumed>) = 0x20000000 [pid 4023] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4019] <... futex resumed>) = 0 [pid 4024] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4024] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4024] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4023] <... connect resumed>) = 0 [pid 4015] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = 0 [pid 4015] <... futex resumed>) = 1 [pid 4023] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4019] write(4, NULL, 0 [pid 4015] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... ioctl resumed>) = 0 [pid 4021] <... futex resumed>) = 0 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4023] <... futex resumed>) = 0 [pid 4014] <... write resumed>) = 0 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4021] <... futex resumed>) = 0 [pid 4014] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4014] <... futex resumed>) = 0 [pid 4012] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] <... write resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4010] exit_group(0 [pid 4007] exit_group(0 [pid 4020] <... futex resumed>) = 0 [pid 4012] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4014] <... futex resumed>) = ? [pid 4010] <... exit_group resumed>) = ? [pid 4007] <... exit_group resumed>) = ? [pid 4017] <... futex resumed>) = ? [pid 4016] <... futex resumed>) = ? [pid 4014] +++ exited with 0 +++ [pid 4012] <... futex resumed>) = ? [pid 4017] +++ exited with 0 +++ [pid 4016] +++ exited with 0 +++ [pid 4012] +++ exited with 0 +++ [pid 4010] +++ exited with 0 +++ [pid 4007] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4007, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4010, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4025 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4026 ./strace-static-x86_64: Process 4026 attached [pid 4026] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4026] setpgid(0, 0) = 0 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] <... mmap resumed>) = 0x7f00018e0000 [pid 4026] <... openat resumed>) = 3 [pid 4020] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4015] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4013] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... mprotect resumed>) = 0 [pid 4026] write(3, "1000", 4 [pid 4020] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4013] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4025 attached [pid 4026] <... write resumed>) = 4 [pid 4013] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] close(3 [pid 4025] set_robust_list(0x555556aaf5e0, 24 [pid 4020] <... clone resumed>, parent_tid=[4027], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4027 [pid 4025] <... set_robust_list resumed>) = 0 [pid 4020] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4020] <... futex resumed>) = 0 [pid 4009] exit_group(0 [pid 4026] <... close resumed>) = 0 [pid 4025] <... prctl resumed>) = 0 [pid 4020] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] <... futex resumed>) = ? [pid 4013] <... futex resumed>) = ? [pid 4009] <... exit_group resumed>) = ? [pid 4026] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] setpgid(0, 0 [pid 4018] +++ exited with 0 +++ [pid 4013] +++ exited with 0 +++ [pid 4025] <... setpgid resumed>) = 0 [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4026] <... futex resumed>) = 0 [pid 4025] <... openat resumed>) = 3 [pid 4009] +++ exited with 0 +++ ./strace-static-x86_64: Process 4027 attached [pid 4026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4025] write(3, "1000", 4 [pid 4023] <... sendmsg resumed>) = 16744448 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4009, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4025] <... write resumed>) = 4 [pid 4025] close(3 [pid 4027] set_robust_list(0x7f00019009e0, 24 [pid 4026] <... mmap resumed>) = 0x7f0001901000 [pid 4025] <... close resumed>) = 0 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4028 attached [pid 4027] <... set_robust_list resumed>) = 0 [pid 4026] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4025] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... futex resumed>) = 1 [pid 4022] <... sendmsg resumed>) = 16744448 [pid 4021] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4028 [pid 4025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4025] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4025] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4026] <... mprotect resumed>) = 0 [pid 4027] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4026] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4025] <... clone resumed>, parent_tid=[4029], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4029 [pid 4023] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4026] <... clone resumed>, parent_tid=[4030], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4030 [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] <... openat resumed>) = 6 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4027] <... openat resumed>) = 6 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4030 attached [pid 4026] <... futex resumed>) = 0 [pid 4027] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4023] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4030] set_robust_list(0x7f00019219e0, 24 [pid 4027] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4023] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4022] <... futex resumed>) = 0 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4029 attached [pid 4030] <... set_robust_list resumed>) = 0 [pid 4023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4022] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4021] <... futex resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4030] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4029] set_robust_list(0x7f00019219e0, 24 [pid 4023] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... bpf resumed>) = 3 [pid 4029] <... set_robust_list resumed>) = 0 [pid 4023] <... mmap resumed>) = 0x20000000 [pid 4022] <... mmap resumed>) = 0x20000000 [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = 1 [pid 4029] <... bpf resumed>) = 3 [pid 4028] set_robust_list(0x555556aaf5e0, 24 [pid 4026] <... futex resumed>) = 0 [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] write(4, NULL, 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] <... futex resumed>) = 0 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4021] <... futex resumed>) = 0 [pid 4020] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] <... futex resumed>) = 0 [pid 4030] <... socket resumed>) = 4 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... futex resumed>) = 0 [pid 4020] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... futex resumed>) = 1 [pid 4029] <... socket resumed>) = 4 [pid 4026] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4022] write(4, NULL, 0 [pid 4030] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... socket resumed>) = 5 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... futex resumed>) = 1 [pid 4029] <... socket resumed>) = 5 [pid 4026] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4030] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... connect resumed>) = 0 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... futex resumed>) = 1 [pid 4029] <... connect resumed>) = 0 [pid 4026] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4030] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... ioctl resumed>) = 0 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... futex resumed>) = 1 [pid 4029] <... ioctl resumed>) = 0 [pid 4026] <... futex resumed>) = 0 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4030] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4028] <... set_robust_list resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4025] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4028] setpgid(0, 0) = 0 [pid 4028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4028] write(3, "1000", 4) = 4 [pid 4028] close(3) = 0 [pid 4021] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4020] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4028] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4028] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4028] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4031], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4031 [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4026] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4026] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 4026] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4031 attached ) = 0 [pid 4025] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4031] set_robust_list(0x7f00019219e0, 24 [pid 4026] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4025] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... set_robust_list resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4026] <... clone resumed>, parent_tid=[4032], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4032 [pid 4025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4031] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4026] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... mmap resumed>) = 0x7f00018e0000 [pid 4026] <... futex resumed>) = 0 [pid 4025] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4026] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4032 attached [pid 4031] <... bpf resumed>) = 3 [pid 4025] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4032] set_robust_list(0x7f00019009e0, 24 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... set_robust_list resumed>) = 0 [pid 4031] <... futex resumed>) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4025] <... clone resumed>, parent_tid=[4033], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4033 [pid 4032] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4025] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... openat resumed>) = 6 [pid 4031] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4033 attached [pid 4032] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] <... futex resumed>) = 0 [pid 4025] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] set_robust_list(0x7f00019009e0, 24 [pid 4032] <... futex resumed>) = 1 [pid 4031] <... socket resumed>) = 4 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4026] <... futex resumed>) = 0 [pid 4033] <... set_robust_list resumed>) = 0 [pid 4032] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] <... futex resumed>) = 0 [pid 4033] <... openat resumed>) = 6 [pid 4032] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4031] <... futex resumed>) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4026] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... mmap resumed>) = 0x20000000 [pid 4031] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... futex resumed>) = 1 [pid 4032] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... sendmsg resumed>) = 16744448 [pid 4025] <... futex resumed>) = 0 [pid 4031] <... socket resumed>) = 5 [pid 4028] <... futex resumed>) = 0 [pid 4033] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4032] <... futex resumed>) = 1 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4032] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4031] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... futex resumed>) = 0 [pid 4033] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4031] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... mmap resumed>) = 0x20000000 [pid 4032] write(4, NULL, 0 [pid 4026] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... sendmsg resumed>) = 16744448 [pid 4028] <... futex resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4025] <... futex resumed>) = 0 [pid 4033] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4025] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4031] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... futex resumed>) = 0 [pid 4033] write(4, NULL, 0 [pid 4025] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4031] <... connect resumed>) = 0 [pid 4019] <... write resumed>) = 0 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4030] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... futex resumed>) = 0 [pid 4029] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = 0 [pid 4031] <... ioctl resumed>) = 0 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4029] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4031] <... futex resumed>) = 1 [pid 4028] <... futex resumed>) = 0 [pid 4031] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4028] <... futex resumed>) = 0 [pid 4031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4026] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4019] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] exit_group(0 [pid 4024] <... futex resumed>) = ? [pid 4019] <... futex resumed>) = ? [pid 4015] <... exit_group resumed>) = ? [pid 4025] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4024] +++ exited with 0 +++ [pid 4019] +++ exited with 0 +++ [pid 4015] +++ exited with 0 +++ [pid 4028] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4015, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4028] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4028] <... mmap resumed>) = 0x7f00018e0000 [pid 4028] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4034 [pid 4028] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4035], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4035 [pid 4028] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4028] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4034 attached ./strace-static-x86_64: Process 4035 attached [pid 4034] set_robust_list(0x555556aaf5e0, 24 [pid 4035] set_robust_list(0x7f00019009e0, 24 [pid 4034] <... set_robust_list resumed>) = 0 [pid 4035] <... set_robust_list resumed>) = 0 [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4035] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4034] <... prctl resumed>) = 0 [pid 4031] <... sendmsg resumed>) = 16744448 [pid 4034] setpgid(0, 0 [pid 4035] <... openat resumed>) = 6 [pid 4034] <... setpgid resumed>) = 0 [pid 4035] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4028] <... futex resumed>) = 0 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... openat resumed>) = 3 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] <... write resumed>) = 0 [pid 4035] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4034] write(3, "1000", 4 [pid 4031] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = 0 [pid 4022] <... write resumed>) = 0 [pid 4023] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... mmap resumed>) = 0x20000000 [pid 4034] <... write resumed>) = 4 [pid 4031] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4022] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] exit_group(0 [pid 4035] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] close(3 [pid 4023] <... futex resumed>) = 230 [pid 4020] exit_group(0 [pid 4035] <... futex resumed>) = 0 [pid 4034] <... close resumed>) = 0 [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4027] <... futex resumed>) = ? [pid 4023] +++ exited with 0 +++ [pid 4022] <... futex resumed>) = ? [pid 4021] <... exit_group resumed>) = ? [pid 4020] <... exit_group resumed>) = ? [pid 4035] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4027] +++ exited with 0 +++ [pid 4034] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4022] +++ exited with 0 +++ [pid 4020] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4020, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4021] +++ exited with 0 +++ [pid 4034] <... futex resumed>) = 0 [pid 4031] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = 1 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4021, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4031] write(4, NULL, 0 [pid 4028] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4034] <... mmap resumed>) = 0x7f0001901000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4036 ./strace-static-x86_64: Process 4036 attached [pid 4036] set_robust_list(0x555556aaf5e0, 24 [pid 4034] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4036] <... set_robust_list resumed>) = 0 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4034] <... mprotect resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4037 [pid 4036] <... prctl resumed>) = 0 [pid 4034] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4036] setpgid(0, 0) = 0 [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 4037 attached ) = 3 [pid 4034] <... clone resumed>, parent_tid=[4038], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4038 [pid 4037] set_robust_list(0x555556aaf5e0, 24 [pid 4036] write(3, "1000", 4 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... set_robust_list resumed>) = 0 [pid 4036] <... write resumed>) = 4 [pid 4037] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4036] close(3 [pid 4034] <... futex resumed>) = 0 [pid 4037] <... prctl resumed>) = 0 [pid 4036] <... close resumed>) = 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] setpgid(0, 0 [pid 4036] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... setpgid resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4037] <... openat resumed>) = 3 [pid 4036] <... mmap resumed>) = 0x7f0001901000 [pid 4037] write(3, "1000", 4 [pid 4036] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4037] <... write resumed>) = 4 [pid 4036] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4038 attached [pid 4037] close(3 [pid 4036] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4037] <... close resumed>) = 0 [pid 4038] set_robust_list(0x7f00019219e0, 24 [pid 4037] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... clone resumed>, parent_tid=[4039], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4039 [pid 4037] <... futex resumed>) = 0 [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4036] <... futex resumed>) = 0 [pid 4038] <... set_robust_list resumed>) = 0 [pid 4037] <... mmap resumed>) = 0x7f0001901000 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 4039 attached [pid 4038] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4037] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4039] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4038] <... bpf resumed>) = 3 [pid 4037] <... clone resumed>, parent_tid=[4040], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4040 [pid 4039] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4040 attached [pid 4039] <... bpf resumed>) = 3 [pid 4038] <... futex resumed>) = 1 [pid 4037] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4040] set_robust_list(0x7f00019219e0, 24 [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4040] <... set_robust_list resumed>) = 0 [pid 4039] <... futex resumed>) = 1 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4040] <... bpf resumed>) = 3 [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4040] <... futex resumed>) = 1 [pid 4039] <... socket resumed>) = 4 [pid 4038] <... socket resumed>) = 4 [pid 4037] <... futex resumed>) = 0 [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... futex resumed>) = 1 [pid 4038] <... futex resumed>) = 1 [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = 0 [pid 4032] <... write resumed>) = 0 [pid 4040] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... write resumed>) = 0 [pid 4032] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... socket resumed>) = 4 [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = 0 [pid 4033] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... futex resumed>) = 0 [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4038] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... futex resumed>) = 0 [pid 4032] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] exit_group(0 [pid 4025] exit_group(0 [pid 4040] <... futex resumed>) = 1 [pid 4039] <... socket resumed>) = 5 [pid 4038] <... socket resumed>) = 5 [pid 4037] <... futex resumed>) = 0 [pid 4032] <... futex resumed>) = ? [pid 4030] <... futex resumed>) = ? [pid 4029] <... futex resumed>) = ? [pid 4026] <... exit_group resumed>) = ? [pid 4025] <... exit_group resumed>) = ? [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] +++ exited with 0 +++ [pid 4032] +++ exited with 0 +++ [pid 4030] +++ exited with 0 +++ [pid 4029] +++ exited with 0 +++ [pid 4026] +++ exited with 0 +++ [pid 4025] +++ exited with 0 +++ [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... futex resumed>) = 1 [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4025, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4040] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4026, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4040] <... socket resumed>) = 5 [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... restart_syscall resumed>) = 0 [pid 4040] <... futex resumed>) = 1 [pid 4039] <... connect resumed>) = 0 [pid 4037] <... futex resumed>) = 0 [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... futex resumed>) = 1 [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... futex resumed>) = 0 [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... futex resumed>) = 1 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4040] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4040] <... connect resumed>) = 0 [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4041 [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4038] <... connect resumed>) = 0 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4042 [pid 4040] <... futex resumed>) = 1 [pid 4039] <... ioctl resumed>) = 0 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = 0 [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... futex resumed>) = 1 [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4041 attached [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... futex resumed>) = 1 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4042 attached [pid 4041] set_robust_list(0x555556aaf5e0, 24 [pid 4040] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... futex resumed>) = 0 [pid 4042] set_robust_list(0x555556aaf5e0, 24 [pid 4041] <... set_robust_list resumed>) = 0 [pid 4040] <... ioctl resumed>) = 0 [pid 4039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4036] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] <... set_robust_list resumed>) = 0 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4038] <... ioctl resumed>) = 0 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4041] <... prctl resumed>) = 0 [pid 4040] <... futex resumed>) = 1 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = 0 [pid 4042] <... prctl resumed>) = 0 [pid 4041] setpgid(0, 0 [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] setpgid(0, 0 [pid 4041] <... setpgid resumed>) = 0 [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] <... futex resumed>) = 0 [pid 4042] <... setpgid resumed>) = 0 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4040] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4041] <... openat resumed>) = 3 [pid 4038] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4042] <... openat resumed>) = 3 [pid 4041] write(3, "1000", 4 [pid 4042] write(3, "1000", 4 [pid 4041] <... write resumed>) = 4 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] <... write resumed>) = 4 [pid 4041] close(3 [pid 4042] close(3 [pid 4041] <... close resumed>) = 0 [pid 4042] <... close resumed>) = 0 [pid 4041] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = 0 [pid 4042] <... futex resumed>) = 0 [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4042] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4041] <... mmap resumed>) = 0x7f0001901000 [pid 4042] <... mmap resumed>) = 0x7f0001901000 [pid 4041] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4042] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4041] <... mprotect resumed>) = 0 [pid 4042] <... mprotect resumed>) = 0 [pid 4041] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4031] <... write resumed>) = 0 [pid 4042] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4041] <... clone resumed>, parent_tid=[4043], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4043 [pid 4042] <... clone resumed>, parent_tid=[4044], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4044 [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = 0 [pid 4042] <... futex resumed>) = 0 [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4044 attached [pid 4044] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4044] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] <... futex resumed>) = 0 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4044] <... futex resumed>) = 1 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED) = 4 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4044] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... socket resumed>) = 5 [pid 4042] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] <... futex resumed>) = 0 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4044] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... connect resumed>) = 0 [pid 4042] <... futex resumed>) = 0 [pid 4031] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4043 attached [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4044] <... futex resumed>) = 0 [pid 4043] set_robust_list(0x7f00019219e0, 24 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4036] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4043] <... set_robust_list resumed>) = 0 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... futex resumed>) = 0 [pid 4028] exit_group(0 [pid 4044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4042] <... futex resumed>) = 0 [pid 4037] <... futex resumed>) = 0 [pid 4036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4044] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4036] <... mmap resumed>) = 0x7f00018e0000 [pid 4044] <... ioctl resumed>) = 0 [pid 4043] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4036] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4035] <... futex resumed>) = ? [pid 4028] <... exit_group resumed>) = ? [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... mprotect resumed>) = 0 [pid 4044] <... futex resumed>) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4036] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4044] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4043] <... bpf resumed>) = 3 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] +++ exited with 0 +++ [pid 4031] +++ exited with 0 +++ [pid 4044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4042] <... futex resumed>) = 0 [pid 4036] <... clone resumed>, parent_tid=[4045], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4045 [pid 4044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4039] <... sendmsg resumed>) = 16744448 [pid 4037] <... mmap resumed>) = 0x7f00018e0000 [pid 4036] <... futex resumed>) = 0 [pid 4028] +++ exited with 0 +++ [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4036] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4043] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 0 [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4028, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- ./strace-static-x86_64: Process 4045 attached [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4045] set_robust_list(0x7f00019009e0, 24 [pid 4043] <... socket resumed>) = 4 [pid 4039] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4046 attached [pid 4045] <... set_robust_list resumed>) = 0 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... sendmsg resumed>) = 16744448 [pid 4039] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] <... sendmsg resumed>) = 16744448 [pid 4037] <... mprotect resumed>) = 0 [pid 4034] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4046 [pid 4045] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4037] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4046] set_robust_list(0x555556aaf5e0, 24 [pid 4045] <... openat resumed>) = 6 [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4045] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... clone resumed>, parent_tid=[4047], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4047 [pid 4046] <... set_robust_list resumed>) = 0 [pid 4045] <... futex resumed>) = 1 [pid 4043] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4041] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4037] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = 0 [pid 4045] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4037] <... futex resumed>) = 0 [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4047 attached [pid 4046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4043] <... socket resumed>) = 5 [pid 4039] <... futex resumed>) = 0 [pid 4038] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4037] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... futex resumed>) = 1 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4047] set_robust_list(0x7f00019009e0, 24 [pid 4046] <... prctl resumed>) = 0 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4039] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4047] <... set_robust_list resumed>) = 0 [pid 4038] <... openat resumed>) = 6 [pid 4047] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4046] setpgid(0, 0 [pid 4047] <... openat resumed>) = 6 [pid 4047] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... mmap resumed>) = 0x20000000 [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 4047] <... futex resumed>) = 1 [pid 4046] <... setpgid resumed>) = 0 [pid 4043] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = 0 [pid 4047] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] <... futex resumed>) = 0 [pid 4047] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4037] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] <... mmap resumed>) = 0x20000000 [pid 4046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... futex resumed>) = 1 [pid 4038] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = 0 [pid 4047] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = 0 [pid 4040] <... futex resumed>) = 0 [pid 4036] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] <... futex resumed>) = 1 [pid 4040] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = 0 [pid 4047] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4037] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4046] <... openat resumed>) = 3 [pid 4043] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4040] write(4, NULL, 0 [pid 4039] write(4, NULL, 0 [pid 4038] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4037] <... futex resumed>) = 0 [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] write(3, "1000", 4 [pid 4044] <... sendmsg resumed>) = 16744448 [pid 4043] <... connect resumed>) = 0 [pid 4042] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4038] <... mmap resumed>) = 0x20000000 [pid 4037] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4034] <... futex resumed>) = 0 [pid 4046] <... write resumed>) = 4 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4046] close(3 [pid 4044] <... futex resumed>) = 0 [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] <... close resumed>) = 0 [pid 4044] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4043] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... openat resumed>) = 6 [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4042] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4046] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] write(4, NULL, 0 [pid 4034] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4044] <... futex resumed>) = 0 [pid 4043] <... ioctl resumed>) = 0 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4046] <... mmap resumed>) = 0x7f0001901000 [pid 4044] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4043] <... futex resumed>) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 0 [pid 4046] <... mprotect resumed>) = 0 [pid 4044] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4043] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4044] <... mmap resumed>) = 0x20000000 [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4048 attached [pid 4046] <... clone resumed>, parent_tid=[4048], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4048 [pid 4044] <... futex resumed>) = 1 [pid 4042] <... futex resumed>) = 0 [pid 4037] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4042] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4042] <... futex resumed>) = 0 [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] write(4, NULL, 0 [pid 4042] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] set_robust_list(0x7f00019219e0, 24 [pid 4034] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4048] <... set_robust_list resumed>) = 0 [pid 4048] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] <... futex resumed>) = 0 [pid 4048] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... socket resumed>) = 4 [pid 4040] <... write resumed>) = 0 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4048] <... futex resumed>) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4042] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4041] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... futex resumed>) = 0 [pid 4037] exit_group(0 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] <... futex resumed>) = ? [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = 0 [pid 4037] <... exit_group resumed>) = ? [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 4041] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4041] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4049], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4049 [pid 4041] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4041] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] +++ exited with 0 +++ [pid 4046] <... futex resumed>) = 0 [pid 4040] +++ exited with 0 +++ [pid 4037] +++ exited with 0 +++ [pid 4048] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4037, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4048] <... socket resumed>) = 5 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 4049 attached [pid 4048] <... futex resumed>) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4049] set_robust_list(0x7f00019009e0, 24 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] <... set_robust_list resumed>) = 0 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4050 [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4049] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4048] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4050 attached [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] <... futex resumed>) = 0 [pid 4050] set_robust_list(0x555556aaf5e0, 24 [pid 4048] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] <... set_robust_list resumed>) = 0 [pid 4048] <... ioctl resumed>) = 0 [pid 4050] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] <... sendmsg resumed>) = 16744448 [pid 4050] <... prctl resumed>) = 0 [pid 4048] <... futex resumed>) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4050] setpgid(0, 0 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] <... setpgid resumed>) = 0 [pid 4049] <... openat resumed>) = 6 [pid 4048] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4050] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4050] <... openat resumed>) = 3 [pid 4049] <... futex resumed>) = 0 [pid 4041] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] write(3, "1000", 4 [pid 4049] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4041] <... futex resumed>) = 0 [pid 4039] <... write resumed>) = 0 [pid 4041] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] <... write resumed>) = 4 [pid 4049] <... mmap resumed>) = 0x20000000 [pid 4039] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4043] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4050] close(3 [pid 4049] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... write resumed>) = 0 [pid 4036] exit_group(0) = ? [pid 4050] <... close resumed>) = 0 [pid 4049] <... futex resumed>) = 1 [pid 4045] <... futex resumed>) = ? [pid 4041] <... futex resumed>) = 0 [pid 4038] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4045] +++ exited with 0 +++ [pid 4041] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 1 [pid 4050] <... futex resumed>) = 0 [pid 4046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4043] write(4, NULL, 0 [pid 4041] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4039] +++ exited with 0 +++ [pid 4038] <... futex resumed>) = 0 [pid 4036] +++ exited with 0 +++ [pid 4050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4046] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4036, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4051 [pid 4050] <... mmap resumed>) = 0x7f0001901000 [pid 4046] <... futex resumed>) = 0 [pid 4050] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4038] <... futex resumed>) = ? [pid 4034] <... exit_group resumed>) = ? [pid 4050] <... mprotect resumed>) = 0 [pid 4046] <... mmap resumed>) = 0x7f00018e0000 [pid 4038] +++ exited with 0 +++ ./strace-static-x86_64: Process 4051 attached [pid 4050] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4048] <... sendmsg resumed>) = 16744448 [pid 4046] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4034] +++ exited with 0 +++ ./strace-static-x86_64: Process 4052 attached [pid 4051] set_robust_list(0x555556aaf5e0, 24 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] <... mprotect resumed>) = 0 [pid 4052] set_robust_list(0x7f00019219e0, 24 [pid 4051] <... set_robust_list resumed>) = 0 [pid 4050] <... clone resumed>, parent_tid=[4052], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4052 [pid 4048] <... futex resumed>) = 0 [pid 4046] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4034, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4052] <... set_robust_list resumed>) = 0 [pid 4051] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4053 attached [pid 4052] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4051] <... prctl resumed>) = 0 [pid 4050] <... futex resumed>) = 0 [pid 4046] <... clone resumed>, parent_tid=[4053], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4053 [pid 4053] set_robust_list(0x7f00019009e0, 24 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4054 [pid 4052] <... bpf resumed>) = 3 [pid 4051] setpgid(0, 0 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4046] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4053] <... set_robust_list resumed>) = 0 [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... setpgid resumed>) = 0 [pid 4046] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4053] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4052] <... futex resumed>) = 1 [pid 4051] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4050] <... futex resumed>) = 0 [pid 4052] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... socket resumed>) = 4 [pid 4051] <... openat resumed>) = 3 [pid 4050] <... futex resumed>) = 0 [pid 4053] <... openat resumed>) = 6 [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] write(3, "1000", 4 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4053] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... futex resumed>) = 0 [pid 4051] <... write resumed>) = 4 [pid 4050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4053] <... futex resumed>) = 1 [pid 4052] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] close(3 [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4054 attached [pid 4053] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] <... close resumed>) = 0 [pid 4050] <... futex resumed>) = 0 [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] set_robust_list(0x555556aaf5e0, 24 [pid 4052] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4051] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... futex resumed>) = 0 [pid 4046] <... futex resumed>) = 1 [pid 4054] <... set_robust_list resumed>) = 0 [pid 4052] <... socket resumed>) = 5 [pid 4051] <... futex resumed>) = 0 [pid 4048] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4054] <... prctl resumed>) = 0 [pid 4052] <... futex resumed>) = 1 [pid 4051] <... mmap resumed>) = 0x7f0001901000 [pid 4050] <... futex resumed>) = 0 [pid 4048] <... mmap resumed>) = 0x20000000 [pid 4054] setpgid(0, 0 [pid 4052] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4051] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... setpgid resumed>) = 0 [pid 4052] <... connect resumed>) = 0 [pid 4051] <... mprotect resumed>) = 0 [pid 4050] <... futex resumed>) = 0 [pid 4048] <... futex resumed>) = 1 [pid 4046] <... futex resumed>) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... openat resumed>) = 3 [pid 4052] <... futex resumed>) = 0 [pid 4050] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4046] <... futex resumed>) = 0 [pid 4054] write(3, "1000", 4) = 4 [pid 4052] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] <... clone resumed>, parent_tid=[4055], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4055 [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] write(4, NULL, 0 [pid 4046] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] close(3) = 0 [pid 4054] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4055 attached [pid 4054] <... futex resumed>) = 0 [pid 4055] set_robust_list(0x7f00019219e0, 24 [pid 4054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4055] <... set_robust_list resumed>) = 0 [pid 4054] <... mmap resumed>) = 0x7f0001901000 [pid 4055] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4054] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4055] <... bpf resumed>) = 3 [pid 4054] <... mprotect resumed>) = 0 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4055] <... futex resumed>) = 0 [pid 4052] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4051] <... futex resumed>) = 0 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... clone resumed>, parent_tid=[4056], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4056 [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4052] <... ioctl resumed>) = 0 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... futex resumed>) = 0 [pid 4052] <... futex resumed>) = 1 [pid 4051] <... futex resumed>) = 1 [pid 4050] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4056 attached [pid 4055] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4052] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] set_robust_list(0x7f00019219e0, 24 [pid 4055] <... socket resumed>) = 4 [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4050] <... futex resumed>) = 0 [pid 4044] <... write resumed>) = 0 [pid 4056] <... set_robust_list resumed>) = 0 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4055] <... futex resumed>) = 1 [pid 4051] <... futex resumed>) = 0 [pid 4056] <... bpf resumed>) = 3 [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4054] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... futex resumed>) = 0 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4044] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4042] exit_group(0 [pid 4056] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] <... futex resumed>) = ? [pid 4042] <... exit_group resumed>) = ? [pid 4056] <... socket resumed>) = 4 [pid 4044] +++ exited with 0 +++ [pid 4042] +++ exited with 0 +++ [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4054] <... futex resumed>) = 0 [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4056] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] <... socket resumed>) = 5 [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4054] <... futex resumed>) = 0 [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4056] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] <... connect resumed>) = 0 [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... futex resumed>) = 0 [pid 4051] <... futex resumed>) = 1 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4042, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4056] <... futex resumed>) = 1 [pid 4055] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4054] <... futex resumed>) = 0 [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] <... socket resumed>) = 5 [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... futex resumed>) = 0 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] <... restart_syscall resumed>) = 0 [pid 4056] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4055] <... futex resumed>) = 0 [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... ioctl resumed>) = 0 [pid 4055] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4051] <... futex resumed>) = 0 [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... connect resumed>) = 0 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4056] <... futex resumed>) = 1 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... futex resumed>) = 0 [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] <... futex resumed>) = 0 [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... futex resumed>) = 0 [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4051] <... futex resumed>) = 0 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4057 [pid 4055] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4055] <... ioctl resumed>) = 0 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4051] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4057 attached [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] set_robust_list(0x555556aaf5e0, 24 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] <... futex resumed>) = 0 [pid 4057] <... set_robust_list resumed>) = 0 [pid 4055] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4057] <... prctl resumed>) = 0 [pid 4050] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4057] setpgid(0, 0 [pid 4050] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... setpgid resumed>) = 0 [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4050] <... futex resumed>) = 0 [pid 4057] <... openat resumed>) = 3 [pid 4050] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4057] write(3, "1000", 4) = 4 [pid 4057] close(3) = 0 [pid 4057] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4057] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4057] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4058], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4058 [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4058 attached [pid 4058] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4058] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4058] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] <... socket resumed>) = 4 [pid 4057] <... futex resumed>) = 0 [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... futex resumed>) = 0 [pid 4057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4050] <... mmap resumed>) = 0x7f00018e0000 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 0 [pid 4051] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4058] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4051] <... futex resumed>) = 0 [pid 4050] <... mprotect resumed>) = 0 [pid 4058] <... socket resumed>) = 5 [pid 4051] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4050] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... mmap resumed>) = 0x7f00018e0000 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4051] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4050] <... clone resumed>, parent_tid=[4059], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4059 [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... mprotect resumed>) = 0 [pid 4050] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4051] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4050] <... futex resumed>) = 0 [pid 4058] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4059 attached [pid 4058] <... connect resumed>) = 0 [pid 4051] <... clone resumed>, parent_tid=[4060], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4060 [pid 4059] set_robust_list(0x7f00019009e0, 24 [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... set_robust_list resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4051] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4060 attached [pid 4059] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] set_robust_list(0x7f00019009e0, 24 [pid 4059] <... openat resumed>) = 6 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4055] <... sendmsg resumed>) = 16744448 [pid 4060] <... set_robust_list resumed>) = 0 [pid 4059] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4059] <... futex resumed>) = 1 [pid 4058] <... ioctl resumed>) = 0 [pid 4050] <... futex resumed>) = 0 [pid 4060] <... openat resumed>) = 6 [pid 4059] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] <... mmap resumed>) = 0x7f00018e0000 [pid 4052] <... sendmsg resumed>) = 16744448 [pid 4050] <... futex resumed>) = 0 [pid 4060] <... futex resumed>) = 1 [pid 4059] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... futex resumed>) = 0 [pid 4050] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4059] <... mmap resumed>) = 0x20000000 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4056] <... sendmsg resumed>) = 16744448 [pid 4054] <... mprotect resumed>) = 0 [pid 4052] <... futex resumed>) = 0 [pid 4051] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4059] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4052] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] <... futex resumed>) = 0 [pid 4060] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4059] <... futex resumed>) = 1 [pid 4056] <... futex resumed>) = 0 [pid 4051] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4050] <... futex resumed>) = 0 [pid 4060] <... mmap resumed>) = 0x20000000 [pid 4059] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... clone resumed>, parent_tid=[4061], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4061 [pid 4050] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... futex resumed>) = 0 [pid 4050] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4061 attached [pid 4060] <... futex resumed>) = 1 [pid 4055] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 0 [pid 4052] write(4, NULL, 0 [pid 4051] <... futex resumed>) = 0 [pid 4050] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] set_robust_list(0x7f00019009e0, 24 [pid 4060] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4051] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... set_robust_list resumed>) = 0 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4051] <... futex resumed>) = 0 [pid 4061] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4055] write(4, NULL, 0 [pid 4051] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] <... openat resumed>) = 6 [pid 4057] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4043] <... write resumed>) = 0 [pid 4061] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 0 [pid 4043] <... futex resumed>) = 0 [pid 4061] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4056] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 1 [pid 4041] exit_group(0 [pid 4056] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4049] <... futex resumed>) = ? [pid 4043] <... futex resumed>) = ? [pid 4041] <... exit_group resumed>) = ? [pid 4056] <... mmap resumed>) = 0x20000000 [pid 4049] +++ exited with 0 +++ [pid 4057] <... mmap resumed>) = 0x7f00018e0000 [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] +++ exited with 0 +++ [pid 4041] +++ exited with 0 +++ [pid 4056] <... futex resumed>) = 1 [pid 4054] <... futex resumed>) = 0 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4041, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4057] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4057] <... mprotect resumed>) = 0 [pid 4056] write(4, NULL, 0 [pid 4054] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... sendmsg resumed>) = 16744448 [pid 4057] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4051] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4048] <... write resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4046] exit_group(0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4063 [pid 4058] <... futex resumed>) = 0 [pid 4057] <... clone resumed>, parent_tid=[4062], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4062 [pid 4053] <... futex resumed>) = ? [pid 4048] <... futex resumed>) = ? [pid 4046] <... exit_group resumed>) = ? [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] +++ exited with 0 +++ [pid 4048] +++ exited with 0 +++ [pid 4046] +++ exited with 0 +++ [pid 4057] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4046, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- ./strace-static-x86_64: Process 4063 attached ./strace-static-x86_64: Process 4062 attached [pid 4057] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] set_robust_list(0x555556aaf5e0, 24 [pid 4062] set_robust_list(0x7f00019009e0, 24 [pid 4063] <... set_robust_list resumed>) = 0 [pid 4062] <... set_robust_list resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4063] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4062] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4063] <... prctl resumed>) = 0 [pid 4063] setpgid(0, 0) = 0 [pid 4063] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4064 [pid 4063] <... openat resumed>) = 3 [pid 4063] write(3, "1000", 4 [pid 4062] <... openat resumed>) = 6 [pid 4063] <... write resumed>) = 4 [pid 4062] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] close(3 [pid 4062] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4063] <... close resumed>) = 0 [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4062] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 4064 attached ) = 0x7f0001901000 [pid 4058] <... futex resumed>) = 0 [pid 4057] <... futex resumed>) = 1 [pid 4063] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4058] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] <... mprotect resumed>) = 0 [pid 4058] <... mmap resumed>) = 0x20000000 [pid 4064] set_robust_list(0x555556aaf5e0, 24 [pid 4063] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... set_robust_list resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4063] <... clone resumed>, parent_tid=[4065], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4065 [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4063] <... futex resumed>) = 0 [pid 4058] write(4, NULL, 0 [pid 4057] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4065 attached [pid 4064] <... prctl resumed>) = 0 [pid 4064] setpgid(0, 0) = 0 [pid 4065] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4065] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4065] <... bpf resumed>) = 3 [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... openat resumed>) = 3 [pid 4065] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 0 [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] write(3, "1000", 4 [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] <... futex resumed>) = 0 [pid 4065] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4064] <... write resumed>) = 4 [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4065] <... socket resumed>) = 4 [pid 4064] close(3 [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... close resumed>) = 0 [pid 4065] <... futex resumed>) = 1 [pid 4064] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = 0 [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] <... futex resumed>) = 0 [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4063] <... futex resumed>) = 0 [pid 4065] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4064] <... mmap resumed>) = 0x7f0001901000 [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4065] <... socket resumed>) = 5 [pid 4064] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... mprotect resumed>) = 0 [pid 4065] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 0 [pid 4057] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4064] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] <... futex resumed>) = 0 [pid 4065] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4064] <... clone resumed>, parent_tid=[4066], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4066 [pid 4065] <... connect resumed>) = 0 [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4066 attached [pid 4065] <... futex resumed>) = 1 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] <... futex resumed>) = 0 [pid 4066] set_robust_list(0x7f00019219e0, 24 [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... set_robust_list resumed>) = 0 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] <... futex resumed>) = 0 [pid 4066] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4065] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... bpf resumed>) = 3 [pid 4065] <... ioctl resumed>) = 0 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = 1 [pid 4065] <... futex resumed>) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4063] <... futex resumed>) = 0 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4063] <... futex resumed>) = 0 [pid 4066] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... socket resumed>) = 4 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4066] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... socket resumed>) = 5 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4066] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... connect resumed>) = 0 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4066] <... futex resumed>) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4063] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4063] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4066] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] <... mmap resumed>) = 0x7f00018e0000 [pid 4066] <... ioctl resumed>) = 0 [pid 4063] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... mprotect resumed>) = 0 [pid 4055] <... write resumed>) = 0 [pid 4066] <... futex resumed>) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4063] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4063] <... clone resumed>, parent_tid=[4067], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4067 [pid 4066] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4063] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4063] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4067 attached [pid 4067] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4055] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4067] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4055] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4067] <... openat resumed>) = 6 [pid 4051] exit_group(0 [pid 4060] <... futex resumed>) = ? [pid 4055] <... futex resumed>) = ? [pid 4051] <... exit_group resumed>) = ? [pid 4067] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] +++ exited with 0 +++ [pid 4055] +++ exited with 0 +++ [pid 4051] +++ exited with 0 +++ [pid 4067] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4051, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4067] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4063] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] <... mmap resumed>) = 0x20000000 [pid 4063] <... futex resumed>) = 0 [pid 4063] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4052] <... write resumed>) = 0 [pid 4067] <... futex resumed>) = 0 [pid 4065] <... sendmsg resumed>) = 16744448 [pid 4063] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] write(4, NULL, 0 [pid 4063] <... futex resumed>) = 0 [pid 4050] exit_group(0 [pid 4064] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4063] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] <... futex resumed>) = ? [pid 4050] <... exit_group resumed>) = ? [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4064] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] +++ exited with 0 +++ [pid 4064] <... futex resumed>) = 0 [pid 4052] <... futex resumed>) = ? [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4068 [pid 4064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 4068 attached [pid 4068] set_robust_list(0x555556aaf5e0, 24 [pid 4052] +++ exited with 0 +++ [pid 4050] +++ exited with 0 +++ [pid 4068] <... set_robust_list resumed>) = 0 [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4050, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4068] <... prctl resumed>) = 0 [pid 4065] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4068] setpgid(0, 0 [pid 4065] <... futex resumed>) = 0 [pid 4068] <... setpgid resumed>) = 0 [pid 4065] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4069 [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4068] write(3, "1000", 4) = 4 [pid 4068] close(3) = 0 [pid 4056] <... write resumed>) = 0 [pid 4068] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4068] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 4069 attached [pid 4068] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4069] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4068] <... clone resumed>, parent_tid=[4070], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4070 [pid 4064] <... mmap resumed>) = 0x7f00018e0000 [pid 4063] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4068] <... futex resumed>) = 0 [pid 4064] <... mprotect resumed>) = 0 [pid 4069] <... prctl resumed>) = 0 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4064] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4070 attached [pid 4069] setpgid(0, 0 [pid 4066] <... sendmsg resumed>) = 16744448 [pid 4070] set_robust_list(0x7f00019219e0, 24 [pid 4069] <... setpgid resumed>) = 0 [pid 4064] <... clone resumed>, parent_tid=[4071], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4071 [pid 4070] <... set_robust_list resumed>) = 0 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4064] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4069] <... openat resumed>) = 3 [pid 4064] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4071 attached [pid 4070] <... bpf resumed>) = 3 [pid 4069] write(3, "1000", 4 [pid 4064] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] set_robust_list(0x7f00019009e0, 24 [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... write resumed>) = 4 [pid 4071] <... set_robust_list resumed>) = 0 [pid 4070] <... futex resumed>) = 1 [pid 4069] close(3 [pid 4068] <... futex resumed>) = 0 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... close resumed>) = 0 [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = 0 [pid 4056] <... futex resumed>) = 0 [pid 4071] <... openat resumed>) = 6 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... futex resumed>) = 0 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4056] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] exit_group(0 [pid 4071] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4069] <... futex resumed>) = 0 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] <... futex resumed>) = ? [pid 4056] <... futex resumed>) = ? [pid 4054] <... exit_group resumed>) = ? [pid 4071] <... futex resumed>) = 1 [pid 4070] <... socket resumed>) = 4 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4064] <... futex resumed>) = 0 [pid 4061] +++ exited with 0 +++ [pid 4056] +++ exited with 0 +++ [pid 4054] +++ exited with 0 +++ [pid 4071] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... mmap resumed>) = 0x7f0001901000 [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4054, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4070] <... futex resumed>) = 1 [pid 4069] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4068] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = 0 [pid 4064] <... futex resumed>) = 1 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... mprotect resumed>) = 0 [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4068] <... futex resumed>) = 0 [pid 4066] <... mmap resumed>) = 0x20000000 [pid 4070] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... socket resumed>) = 5 [pid 4069] <... clone resumed>, parent_tid=[4072], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4072 [pid 4066] <... futex resumed>) = 1 [pid 4064] <... futex resumed>) = 0 [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] <... write resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4070] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4064] <... futex resumed>) = 0 [pid 4058] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] write(4, NULL, 0 [pid 4064] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4073 ./strace-static-x86_64: Process 4073 attached ./strace-static-x86_64: Process 4072 attached [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4068] <... futex resumed>) = 0 [pid 4058] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] exit_group(0 [pid 4073] set_robust_list(0x555556aaf5e0, 24 [pid 4072] set_robust_list(0x7f00019219e0, 24 [pid 4070] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4062] <... futex resumed>) = ? [pid 4058] <... futex resumed>) = ? [pid 4057] <... exit_group resumed>) = ? [pid 4073] <... set_robust_list resumed>) = 0 [pid 4072] <... set_robust_list resumed>) = 0 [pid 4070] <... connect resumed>) = 0 [pid 4062] +++ exited with 0 +++ [pid 4058] +++ exited with 0 +++ [pid 4072] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] +++ exited with 0 +++ [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4072] <... bpf resumed>) = 3 [pid 4070] <... futex resumed>) = 1 [pid 4068] <... futex resumed>) = 0 [pid 4073] <... prctl resumed>) = 0 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4057, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4073] setpgid(0, 0 [pid 4072] <... futex resumed>) = 1 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 4073] <... setpgid resumed>) = 0 [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4070] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... restart_syscall resumed>) = 0 [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4070] <... ioctl resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4073] <... openat resumed>) = 3 [pid 4072] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] write(3, "1000", 4 [pid 4072] <... socket resumed>) = 4 [pid 4070] <... futex resumed>) = 1 [pid 4068] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4073] <... write resumed>) = 4 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] close(3 [pid 4072] <... futex resumed>) = 1 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4074 [pid 4073] <... close resumed>) = 0 [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4074 attached [pid 4073] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4067] <... write resumed>) = 0 [pid 4064] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4074] set_robust_list(0x555556aaf5e0, 24 [pid 4073] <... futex resumed>) = 0 [pid 4072] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... set_robust_list resumed>) = 0 [pid 4073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4072] <... socket resumed>) = 5 [pid 4067] <... futex resumed>) = 0 [pid 4074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4073] <... mmap resumed>) = 0x7f0001901000 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] exit_group(0 [pid 4074] <... prctl resumed>) = 0 [pid 4073] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4072] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4067] <... futex resumed>) = ? [pid 4065] <... futex resumed>) = ? [pid 4063] <... exit_group resumed>) = ? [pid 4074] setpgid(0, 0 [pid 4073] <... mprotect resumed>) = 0 [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] +++ exited with 0 +++ [pid 4065] +++ exited with 0 +++ [pid 4063] +++ exited with 0 +++ [pid 4074] <... setpgid resumed>) = 0 [pid 4073] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4072] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4063, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4074] <... openat resumed>) = 3 [pid 4073] <... clone resumed>, parent_tid=[4075], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4075 [pid 4072] <... connect resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4074] write(3, "1000", 4 [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... write resumed>) = 4 [pid 4073] <... futex resumed>) = 0 [pid 4072] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4076 [pid 4074] close(3 [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... close resumed>) = 0 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4076 attached [pid 4074] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4075 attached [pid 4076] set_robust_list(0x555556aaf5e0, 24 [pid 4074] <... futex resumed>) = 0 [pid 4072] <... ioctl resumed>) = 0 [pid 4076] <... set_robust_list resumed>) = 0 [pid 4075] set_robust_list(0x7f00019219e0, 24 [pid 4074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4075] <... set_robust_list resumed>) = 0 [pid 4074] <... mmap resumed>) = 0x7f0001901000 [pid 4072] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4076] <... prctl resumed>) = 0 [pid 4075] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4074] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] setpgid(0, 0 [pid 4075] <... bpf resumed>) = 3 [pid 4074] <... mprotect resumed>) = 0 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4076] <... setpgid resumed>) = 0 [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4072] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4075] <... futex resumed>) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4076] <... openat resumed>) = 3 [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... clone resumed>, parent_tid=[4077], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4077 [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] write(3, "1000", 4 [pid 4075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 4076] <... write resumed>) = 4 [pid 4075] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4074] <... futex resumed>) = 0 [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4076] close(3 [pid 4075] <... socket resumed>) = 4 [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... mmap resumed>) = 0x7f00018e0000 ./strace-static-x86_64: Process 4077 attached [pid 4076] <... close resumed>) = 0 [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4077] set_robust_list(0x7f00019219e0, 24 [pid 4076] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4068] <... mprotect resumed>) = 0 [pid 4077] <... set_robust_list resumed>) = 0 [pid 4076] <... futex resumed>) = 0 [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4078 attached [pid 4077] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... futex resumed>) = 0 [pid 4070] <... sendmsg resumed>) = 16744448 [pid 4066] <... write resumed>) = 0 [pid 4078] set_robust_list(0x7f00019009e0, 24 [pid 4077] <... bpf resumed>) = 3 [pid 4076] <... mmap resumed>) = 0x7f0001901000 [pid 4075] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... clone resumed>, parent_tid=[4078], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4078 [pid 4066] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... set_robust_list resumed>) = 0 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4075] <... socket resumed>) = 5 [pid 4068] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... futex resumed>) = 0 [pid 4064] exit_group(0 [pid 4078] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4077] <... futex resumed>) = 1 [pid 4076] <... mprotect resumed>) = 0 [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4071] <... futex resumed>) = ? [pid 4068] <... futex resumed>) = 0 [pid 4064] <... exit_group resumed>) = ? [pid 4078] <... openat resumed>) = 6 [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4075] <... futex resumed>) = 1 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4071] +++ exited with 0 +++ [pid 4068] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... futex resumed>) = 0 [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] +++ exited with 0 +++ [pid 4064] +++ exited with 0 +++ [pid 4078] <... futex resumed>) = 1 [pid 4077] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4076] <... clone resumed>, parent_tid=[4079], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4079 [pid 4075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4064, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4078] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... socket resumed>) = 4 [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4079 attached [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = 0 [pid 4075] <... connect resumed>) = 0 [pid 4070] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4079] set_robust_list(0x7f00019219e0, 24 [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4072] <... sendmsg resumed>) = 16744448 [pid 4070] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... set_robust_list resumed>) = 0 [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] <... futex resumed>) = 1 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... mmap resumed>) = 0x20000000 [pid 4069] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4079] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... futex resumed>) = 0 [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... futex resumed>) = 0 [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4079] <... bpf resumed>) = 3 [pid 4077] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] <... futex resumed>) = 0 [pid 4072] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4070] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] <... socket resumed>) = 5 [pid 4075] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... openat resumed>) = 6 [pid 4079] <... futex resumed>) = 1 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = 0 [pid 4075] <... ioctl resumed>) = 0 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4068] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4080 [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4072] <... futex resumed>) = 1 [pid 4070] write(4, NULL, 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = 0 [pid 4075] <... futex resumed>) = 1 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4072] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... futex resumed>) = 0 [pid 4075] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4073] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4080 attached [pid 4080] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4080] setpgid(0, 0) = 0 [pid 4080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4079] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = 0 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] write(3, "1000", 4 [pid 4079] <... socket resumed>) = 4 [pid 4077] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4072] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 1 [pid 4080] <... write resumed>) = 4 [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] <... connect resumed>) = 0 [pid 4072] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4080] close(3 [pid 4072] <... mmap resumed>) = 0x20000000 [pid 4080] <... close resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = 0 [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4072] <... futex resumed>) = 0 [pid 4069] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = 0 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] write(4, NULL, 0 [pid 4069] <... futex resumed>) = 0 [pid 4080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4079] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = 0 [pid 4069] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4080] <... mmap resumed>) = 0x7f0001901000 [pid 4079] <... socket resumed>) = 5 [pid 4077] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4080] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] <... ioctl resumed>) = 0 [pid 4073] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4080] <... mprotect resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = 0 [pid 4073] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4073] <... futex resumed>) = 0 [pid 4073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4080] <... clone resumed>, parent_tid=[4081], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4081 [pid 4073] <... mmap resumed>) = 0x7f00018e0000 [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4080] <... futex resumed>) = 0 [pid 4073] <... mprotect resumed>) = 0 [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4073] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = 0 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4081 attached [pid 4079] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = 0 [pid 4073] <... clone resumed>, parent_tid=[4082], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4082 [pid 4081] set_robust_list(0x7f00019219e0, 24 [pid 4079] <... connect resumed>) = 0 [pid 4077] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4082 attached [pid 4081] <... set_robust_list resumed>) = 0 [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4082] set_robust_list(0x7f00019009e0, 24 [pid 4081] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4073] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] <... set_robust_list resumed>) = 0 [pid 4081] <... bpf resumed>) = 3 [pid 4082] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... openat resumed>) = 6 [pid 4081] <... futex resumed>) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4076] <... futex resumed>) = 0 [pid 4082] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = 1 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4082] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4081] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4081] <... socket resumed>) = 4 [pid 4079] <... ioctl resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4082] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] <... mmap resumed>) = 0x20000000 [pid 4081] <... futex resumed>) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4076] <... futex resumed>) = 0 [pid 4082] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4082] <... futex resumed>) = 1 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4082] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4081] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4081] <... socket resumed>) = 5 [pid 4073] <... futex resumed>) = 0 [pid 4082] write(4, NULL, 0 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... futex resumed>) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4081] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... connect resumed>) = 0 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4081] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... ioctl resumed>) = 0 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = 0 [pid 4081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4080] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4073] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4074] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] <... futex resumed>) = 0 [pid 4080] <... futex resumed>) = 0 [pid 4076] <... futex resumed>) = 0 [pid 4074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4076] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4080] <... mmap resumed>) = 0x7f00018e0000 [pid 4076] <... mmap resumed>) = 0x7f00018e0000 [pid 4080] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4076] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4080] <... mprotect resumed>) = 0 [pid 4076] <... mprotect resumed>) = 0 [pid 4075] <... sendmsg resumed>) = 16744448 [pid 4080] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4076] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4075] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4080] <... clone resumed>, parent_tid=[4083], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4083 [pid 4076] <... clone resumed>, parent_tid=[4084], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4084 [pid 4075] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4076] <... futex resumed>) = 0 [pid 4074] <... mmap resumed>) = 0x7f00018e0000 [pid 4080] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4076] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 4084 attached ./strace-static-x86_64: Process 4083 attached [pid 4077] <... sendmsg resumed>) = 16744448 [pid 4074] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4070] <... write resumed>) = 0 [pid 4084] set_robust_list(0x7f00019009e0, 24 [pid 4083] set_robust_list(0x7f00019009e0, 24 [pid 4074] <... clone resumed>, parent_tid=[4085], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4085 [pid 4083] <... set_robust_list resumed>) = 0 [pid 4084] <... set_robust_list resumed>) = 0 [pid 4083] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4074] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4074] <... futex resumed>) = 0 [pid 4083] <... openat resumed>) = 6 ./strace-static-x86_64: Process 4085 attached [pid 4084] <... openat resumed>) = 6 [pid 4083] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... sendmsg resumed>) = 16744448 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] set_robust_list(0x7f00019009e0, 24 [pid 4084] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] <... futex resumed>) = 1 [pid 4080] <... futex resumed>) = 0 [pid 4077] <... futex resumed>) = 0 [pid 4070] <... futex resumed>) = 0 [pid 4085] <... set_robust_list resumed>) = 0 [pid 4084] <... futex resumed>) = 1 [pid 4083] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4080] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = 0 [pid 4070] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4084] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4083] <... mmap resumed>) = 0x20000000 [pid 4080] <... futex resumed>) = 0 [pid 4076] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] exit_group(0 [pid 4085] <... openat resumed>) = 6 [pid 4084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4083] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... sendmsg resumed>) = 16744448 [pid 4080] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... futex resumed>) = ? [pid 4076] <... futex resumed>) = 0 [pid 4072] <... write resumed>) = 0 [pid 4070] <... futex resumed>) = ? [pid 4068] <... exit_group resumed>) = ? [pid 4085] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4083] <... futex resumed>) = 0 [pid 4080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4078] +++ exited with 0 +++ [pid 4076] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4072] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] +++ exited with 0 +++ [pid 4068] +++ exited with 0 +++ [pid 4085] <... futex resumed>) = 1 [pid 4084] <... mmap resumed>) = 0x20000000 [pid 4083] write(4, NULL, 0 [pid 4081] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4074] <... futex resumed>) = 0 [pid 4072] <... futex resumed>) = 0 [pid 4069] exit_group(0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4068, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4085] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4084] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] <... futex resumed>) = 0 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = 1 [pid 4069] <... exit_group resumed>) = ? [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4081] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4086 [pid 4081] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4084] <... futex resumed>) = 1 [pid 4077] <... futex resumed>) = 0 [pid 4076] <... futex resumed>) = 0 [pid 4072] +++ exited with 0 +++ [pid 4069] +++ exited with 0 +++ ./strace-static-x86_64: Process 4086 attached [pid 4084] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] set_robust_list(0x555556aaf5e0, 24 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4069, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4086] <... set_robust_list resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4087 ./strace-static-x86_64: Process 4087 attached [pid 4086] setpgid(0, 0 [pid 4077] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4076] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... setpgid resumed>) = 0 [pid 4087] set_robust_list(0x555556aaf5e0, 24 [pid 4086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4079] <... futex resumed>) = 0 [pid 4077] <... mmap resumed>) = 0x20000000 [pid 4076] <... futex resumed>) = 1 [pid 4087] <... set_robust_list resumed>) = 0 [pid 4086] <... openat resumed>) = 3 [pid 4079] write(4, NULL, 0 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] write(3, "1000", 4) = 4 [pid 4086] close(3) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4086] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4077] <... futex resumed>) = 1 [pid 4074] <... futex resumed>) = 0 [pid 4086] <... mprotect resumed>) = 0 [pid 4080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4086] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4087] <... prctl resumed>) = 0 [pid 4077] write(4, NULL, 0 [pid 4074] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4088 attached [pid 4087] setpgid(0, 0 [pid 4086] <... clone resumed>, parent_tid=[4088], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4088 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... setpgid resumed>) = 0 [pid 4088] set_robust_list(0x7f00019219e0, 24 [pid 4074] <... futex resumed>) = 0 [pid 4088] <... set_robust_list resumed>) = 0 [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4074] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4088] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4087] <... openat resumed>) = 3 [pid 4088] <... bpf resumed>) = 3 [pid 4087] write(3, "1000", 4 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... write resumed>) = 4 [pid 4088] <... futex resumed>) = 1 [pid 4087] close(3 [pid 4086] <... futex resumed>) = 0 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... close resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 0 [pid 4076] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4088] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4088] <... socket resumed>) = 4 [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... mmap resumed>) = 0x7f0001901000 [pid 4088] <... futex resumed>) = 1 [pid 4087] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4086] <... futex resumed>) = 0 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... mprotect resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] <... write resumed>) = 0 [pid 4082] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4088] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP) = 5 [pid 4087] <... clone resumed>, parent_tid=[4089], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4089 [pid 4073] exit_group(0 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = ? [pid 4075] <... futex resumed>) = ? [pid 4073] <... exit_group resumed>) = ? [pid 4088] <... futex resumed>) = 1 [pid 4086] <... futex resumed>) = 0 [pid 4082] +++ exited with 0 +++ [pid 4075] +++ exited with 0 +++ [pid 4073] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4073, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3621] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4089 attached [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... restart_syscall resumed>) = 0 [pid 4089] set_robust_list(0x7f00019219e0, 24 [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] <... futex resumed>) = 0 [pid 4089] <... set_robust_list resumed>) = 0 [pid 4088] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4088] <... connect resumed>) = 0 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4089] <... bpf resumed>) = 3 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = 1 [pid 4086] <... futex resumed>) = 0 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4090 [pid 4089] <... futex resumed>) = 1 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 0 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4088] <... ioctl resumed>) = 0 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4089] <... socket resumed>) = 4 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = 1 [pid 4086] <... futex resumed>) = 0 [pid 4089] <... futex resumed>) = 1 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4090 attached [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 0 [pid 4090] set_robust_list(0x555556aaf5e0, 24 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... set_robust_list resumed>) = 0 [pid 4089] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4089] <... socket resumed>) = 5 [pid 4090] <... prctl resumed>) = 0 [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] setpgid(0, 0 [pid 4089] <... futex resumed>) = 0 [pid 4090] <... setpgid resumed>) = 0 [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4090] write(3, "1000", 4) = 4 [pid 4090] close(3 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... close resumed>) = 0 [pid 4087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = 0 [pid 4089] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = 1 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4089] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... mmap resumed>) = 0x7f0001901000 [pid 4089] <... connect resumed>) = 0 [pid 4090] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... mprotect resumed>) = 0 [pid 4089] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4090] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = 0 [pid 4090] <... clone resumed>, parent_tid=[4091], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4091 [pid 4089] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] <... ioctl resumed>) = 0 [pid 4090] <... futex resumed>) = 0 [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = 0 [pid 4089] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4091 attached [pid 4091] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4091] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4091] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] <... socket resumed>) = 4 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4083] <... write resumed>) = 0 [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 0 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4083] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] exit_group(0 [pid 4091] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] <... mmap resumed>) = 0x7f00018e0000 [pid 4083] <... futex resumed>) = ? [pid 4081] <... futex resumed>) = ? [pid 4080] <... exit_group resumed>) = ? [pid 4091] <... socket resumed>) = 5 [pid 4086] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4083] +++ exited with 0 +++ [pid 4081] +++ exited with 0 +++ [pid 4080] +++ exited with 0 +++ [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... mprotect resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4080, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4086] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... restart_syscall resumed>) = 0 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4086] <... clone resumed>, parent_tid=[4092], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4092 [pid 4091] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] <... connect resumed>) = 0 [pid 4087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4086] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4093 [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4087] <... mmap resumed>) = 0x7f00018e0000 [pid 4091] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] <... sendmsg resumed>) = 16744448 [pid 4087] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4086] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4093 attached [pid 4091] <... ioctl resumed>) = 0 [pid 4087] <... mprotect resumed>) = 0 [pid 4086] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4092 attached [pid 4093] set_robust_list(0x555556aaf5e0, 24 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4093] <... set_robust_list resumed>) = 0 [pid 4092] set_robust_list(0x7f00019009e0, 24 [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4094 attached [pid 4093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4092] <... set_robust_list resumed>) = 0 [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... sendmsg resumed>) = 16744448 [pid 4087] <... clone resumed>, parent_tid=[4094], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4094 [pid 4094] set_robust_list(0x7f00019009e0, 24 [pid 4093] <... prctl resumed>) = 0 [pid 4092] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] setpgid(0, 0 [pid 4091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... futex resumed>) = 0 [pid 4094] <... set_robust_list resumed>) = 0 [pid 4093] <... setpgid resumed>) = 0 [pid 4092] <... openat resumed>) = 6 [pid 4088] <... futex resumed>) = 0 [pid 4087] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4077] <... write resumed>) = 0 [pid 4093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4093] write(3, "1000", 4) = 4 [pid 4093] close(3) = 0 [pid 4093] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4094] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4092] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] <... write resumed>) = 0 [pid 4077] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... mmap resumed>) = 0x7f0001901000 [pid 4079] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4092] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4093] <... mprotect resumed>) = 0 [pid 4092] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4095], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4095 [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... openat resumed>) = 6 [pid 4093] <... futex resumed>) = 0 [pid 4086] <... futex resumed>) = 0 [pid 4077] <... futex resumed>) = 0 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4095 attached ) = 0 [pid 4095] set_robust_list(0x7f00019219e0, 24 [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... set_robust_list resumed>) = 0 [pid 4095] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4094] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... futex resumed>) = 0 [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4077] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4094] <... futex resumed>) = 1 [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... futex resumed>) = 0 [pid 4086] <... futex resumed>) = 1 [pid 4076] exit_group(0 [pid 4074] exit_group(0 [pid 4088] <... futex resumed>) = 0 [pid 4095] <... socket resumed>) = 4 [pid 4093] <... futex resumed>) = 0 [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = 1 [pid 4095] <... futex resumed>) = 0 [pid 4093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4089] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] <... mmap resumed>) = 0x20000000 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4094] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] <... futex resumed>) = 0 [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] <... futex resumed>) = ? [pid 4084] <... futex resumed>) = ? [pid 4079] <... futex resumed>) = ? [pid 4077] <... futex resumed>) = ? [pid 4076] <... exit_group resumed>) = ? [pid 4074] <... exit_group resumed>) = ? [pid 4095] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4085] +++ exited with 0 +++ [pid 4079] +++ exited with 0 +++ [pid 4095] <... socket resumed>) = 5 [pid 4089] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = 1 [pid 4093] <... futex resumed>) = 0 [pid 4089] write(4, NULL, 0 [pid 4087] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] <... sendmsg resumed>) = 16744448 [pid 4090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4088] <... mmap resumed>) = 0x20000000 [pid 4084] +++ exited with 0 +++ [pid 4077] +++ exited with 0 +++ [pid 4076] +++ exited with 0 +++ [pid 4074] +++ exited with 0 +++ [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] <... futex resumed>) = 0 [pid 4090] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... futex resumed>) = 0 [pid 4095] <... connect resumed>) = 0 [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4074, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4076, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... mmap resumed>) = 0x7f00018e0000 [pid 4095] <... futex resumed>) = 1 [pid 4093] <... futex resumed>) = 0 [pid 4090] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4095] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... mprotect resumed>) = 0 [pid 4088] <... futex resumed>) = 1 [pid 4086] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] <... futex resumed>) = 0 [pid 4090] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4095] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] <... ioctl resumed>) = 0 [pid 4090] <... clone resumed>, parent_tid=[4096], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4096 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = 1 [pid 4093] <... futex resumed>) = 0 [pid 4090] <... futex resumed>) = 0 [pid 4095] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] <... futex resumed>) = 0 [pid 4091] <... futex resumed>) = 0 [pid 4088] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4086] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4096 attached [pid 4088] write(4, NULL, 0 [pid 4086] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4097 attached [pid 4097] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4097] setpgid(0, 0) = 0 [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4096] set_robust_list(0x7f00019009e0, 24 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4097 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4098 ./strace-static-x86_64: Process 4098 attached [pid 4097] <... openat resumed>) = 3 [pid 4096] <... set_robust_list resumed>) = 0 [pid 4098] set_robust_list(0x555556aaf5e0, 24 [pid 4097] write(3, "1000", 4 [pid 4096] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4098] <... set_robust_list resumed>) = 0 [pid 4097] <... write resumed>) = 4 [pid 4096] <... openat resumed>) = 6 [pid 4098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4097] close(3 [pid 4096] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4098] <... prctl resumed>) = 0 [pid 4097] <... close resumed>) = 0 [pid 4096] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4098] setpgid(0, 0 [pid 4097] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] <... setpgid resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4091] <... futex resumed>) = 0 [pid 4090] <... futex resumed>) = 1 [pid 4098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4091] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4098] <... openat resumed>) = 3 [pid 4097] <... mmap resumed>) = 0x7f0001901000 [pid 4098] write(3, "1000", 4 [pid 4097] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4091] <... mmap resumed>) = 0x20000000 [pid 4098] <... write resumed>) = 4 [pid 4097] <... mprotect resumed>) = 0 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] close(3 [pid 4097] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4098] <... close resumed>) = 0 [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... clone resumed>, parent_tid=[4099], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4099 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4098] <... futex resumed>) = 0 [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] write(4, NULL, 0 [pid 4090] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4097] <... futex resumed>) = 0 [pid 4098] <... mmap resumed>) = 0x7f0001901000 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4098] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4098] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4099 attached [pid 4099] set_robust_list(0x7f00019219e0, 24 [pid 4098] <... clone resumed>, parent_tid=[4100], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4100 [pid 4099] <... set_robust_list resumed>) = 0 [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4098] <... futex resumed>) = 0 [pid 4099] <... bpf resumed>) = 3 [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4099] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4100 attached [pid 4099] <... socket resumed>) = 4 [pid 4097] <... futex resumed>) = 0 [pid 4093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4100] set_robust_list(0x7f00019219e0, 24 [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4093] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... set_robust_list resumed>) = 0 [pid 4099] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] <... futex resumed>) = 0 [pid 4086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4100] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4100] <... bpf resumed>) = 3 [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4093] <... mmap resumed>) = 0x7f00018e0000 [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4093] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4100] <... futex resumed>) = 1 [pid 4099] <... socket resumed>) = 5 [pid 4098] <... futex resumed>) = 0 [pid 4093] <... mprotect resumed>) = 0 [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] <... futex resumed>) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4095] <... sendmsg resumed>) = 16744448 [pid 4100] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... clone resumed>, parent_tid=[4101], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4101 [pid 4100] <... socket resumed>) = 4 [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4093] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4093] <... futex resumed>) = 0 [pid 4100] <... futex resumed>) = 1 [pid 4099] <... connect resumed>) = 0 [pid 4098] <... futex resumed>) = 0 [pid 4093] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4101 attached [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] <... futex resumed>) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4101] set_robust_list(0x7f00019009e0, 24 [pid 4100] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... set_robust_list resumed>) = 0 [pid 4100] <... socket resumed>) = 5 [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4101] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4101] <... openat resumed>) = 6 [pid 4100] <... futex resumed>) = 1 [pid 4099] <... ioctl resumed>) = 0 [pid 4098] <... futex resumed>) = 0 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = 0 [pid 4101] <... futex resumed>) = 1 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] <... futex resumed>) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4095] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4093] <... futex resumed>) = 0 [pid 4101] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4100] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4100] <... connect resumed>) = 0 [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4095] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4093] <... futex resumed>) = 0 [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] <... mmap resumed>) = 0x20000000 [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... futex resumed>) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = 0 [pid 4093] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 0 [pid 4095] write(4, NULL, 0 [pid 4093] <... futex resumed>) = 0 [pid 4100] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4093] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... ioctl resumed>) = 0 [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4100] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4098] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4093] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4091] <... write resumed>) = 0 [pid 4091] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... mmap resumed>) = 0x7f00018e0000 [pid 4091] <... futex resumed>) = 0 [pid 4097] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4091] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4099] <... sendmsg resumed>) = 16744448 [pid 4097] <... mprotect resumed>) = 0 [pid 4090] exit_group(0 [pid 4097] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4096] <... futex resumed>) = ? [pid 4091] <... futex resumed>) = ? [pid 4090] <... exit_group resumed>) = ? [pid 4098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4096] +++ exited with 0 +++ [pid 4091] +++ exited with 0 +++ [pid 4098] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... clone resumed>, parent_tid=[4102], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4102 [pid 4098] <... futex resumed>) = 0 [pid 4097] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] +++ exited with 0 +++ [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4097] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4090, si_uid=0, si_status=0, si_utime=1, si_stime=10} --- [pid 4099] <... futex resumed>) = 0 [pid 4097] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4102 attached [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] set_robust_list(0x7f00019009e0, 24 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4103 attached [pid 4102] <... set_robust_list resumed>) = 0 [pid 4102] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4103 [pid 4103] set_robust_list(0x555556aaf5e0, 24 [pid 4102] <... openat resumed>) = 6 [pid 4103] <... set_robust_list resumed>) = 0 [pid 4102] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4102] <... futex resumed>) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4103] <... prctl resumed>) = 0 [pid 4102] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] setpgid(0, 0 [pid 4099] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 1 [pid 4103] <... setpgid resumed>) = 0 [pid 4099] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4099] <... mmap resumed>) = 0x20000000 [pid 4098] <... mmap resumed>) = 0x7f00018e0000 [pid 4103] write(3, "1000", 4 [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4103] <... write resumed>) = 4 [pid 4099] <... futex resumed>) = 1 [pid 4098] <... mprotect resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4095] <... write resumed>) = 0 [pid 4103] close(3 [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4097] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... close resumed>) = 0 [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4103] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] write(4, NULL, 0 [pid 4098] <... clone resumed>, parent_tid=[4104], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4104 [pid 4097] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... futex resumed>) = 0 [pid 4098] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4098] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4104 attached [pid 4104] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4104] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4104] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4104] <... futex resumed>) = 1 [pid 4098] <... futex resumed>) = 0 [pid 4104] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 0 [pid 4104] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4098] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4104] <... mmap resumed>) = 0x20000000 [pid 4103] <... mmap resumed>) = 0x7f0001901000 [pid 4089] <... write resumed>) = 0 [pid 4104] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4104] <... futex resumed>) = 1 [pid 4103] <... mprotect resumed>) = 0 [pid 4098] <... futex resumed>) = 0 [pid 4104] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4098] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 0 [pid 4104] write(4, NULL, 0 [pid 4103] <... clone resumed>, parent_tid=[4105], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4105 [pid 4098] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4089] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] exit_group(0 [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... futex resumed>) = ? [pid 4089] <... futex resumed>) = ? [pid 4087] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4105 attached [pid 4103] <... futex resumed>) = 0 [pid 4100] <... sendmsg resumed>) = 16744448 [pid 4095] <... futex resumed>) = 0 [pid 4094] +++ exited with 0 +++ [pid 4093] exit_group(0 [pid 4089] +++ exited with 0 +++ [pid 4087] +++ exited with 0 +++ [pid 4105] set_robust_list(0x7f00019219e0, 24 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4101] <... futex resumed>) = ? [pid 4100] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] <... exit_group resumed>) = ? [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4087, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4105] <... set_robust_list resumed>) = 0 [pid 4101] +++ exited with 0 +++ [pid 4100] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 4105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4100] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] +++ exited with 0 +++ [pid 4093] +++ exited with 0 +++ [pid 3615] <... restart_syscall resumed>) = 0 [pid 4105] <... bpf resumed>) = 3 [pid 4088] <... write resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4093, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4088] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] exit_group(0 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4092] <... futex resumed>) = ? [pid 4088] <... futex resumed>) = ? [pid 4086] <... exit_group resumed>) = ? [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4092] +++ exited with 0 +++ [pid 4088] +++ exited with 0 +++ [pid 4086] +++ exited with 0 +++ ./strace-static-x86_64: Process 4106 attached [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4103] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4106 [pid 4106] set_robust_list(0x555556aaf5e0, 24 [pid 4105] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4086, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4106] <... set_robust_list resumed>) = 0 [pid 4105] <... socket resumed>) = 4 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4106] <... prctl resumed>) = 0 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4107 ./strace-static-x86_64: Process 4107 attached [pid 4106] setpgid(0, 0 [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] set_robust_list(0x555556aaf5e0, 24 [pid 4106] <... setpgid resumed>) = 0 [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4103] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4107] <... set_robust_list resumed>) = 0 [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4105] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4106] <... openat resumed>) = 3 [pid 4105] <... socket resumed>) = 5 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4108 [pid 4107] <... prctl resumed>) = 0 [pid 4106] write(3, "1000", 4 [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] setpgid(0, 0 [pid 4106] <... write resumed>) = 4 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4107] <... setpgid resumed>) = 0 [pid 4106] close(3 [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4108 attached [pid 4107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4106] <... close resumed>) = 0 [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4103] <... futex resumed>) = 0 [pid 4108] set_robust_list(0x555556aaf5e0, 24 [pid 4107] <... openat resumed>) = 3 [pid 4106] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... set_robust_list resumed>) = 0 [pid 4107] write(3, "1000", 4 [pid 4106] <... futex resumed>) = 0 [pid 4105] <... connect resumed>) = 0 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4107] <... write resumed>) = 4 [pid 4106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... prctl resumed>) = 0 [pid 4107] close(3 [pid 4106] <... mmap resumed>) = 0x7f0001901000 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4108] setpgid(0, 0 [pid 4107] <... close resumed>) = 0 [pid 4106] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... setpgid resumed>) = 0 [pid 4107] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... mprotect resumed>) = 0 [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4103] <... futex resumed>) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4107] <... futex resumed>) = 0 [pid 4106] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4105] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... openat resumed>) = 3 [pid 4107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4105] <... ioctl resumed>) = 0 [pid 4108] write(3, "1000", 4 [pid 4107] <... mmap resumed>) = 0x7f0001901000 [pid 4106] <... clone resumed>, parent_tid=[4109], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4109 [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... write resumed>) = 4 [pid 4107] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4108] close(3 [pid 4107] <... mprotect resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = 0 [pid 4107] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4103] <... futex resumed>) = 0 [pid 4108] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... futex resumed>) = 0 [pid 4107] <... clone resumed>, parent_tid=[4110], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4110 [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... mmap resumed>) = 0x7f0001901000 [pid 4107] <... futex resumed>) = 0 [pid 4108] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... mprotect resumed>) = 0 [pid 4108] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4111], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4111 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4109 attached ./strace-static-x86_64: Process 4111 attached [pid 4111] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4111] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4109] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4111] <... bpf resumed>) = 3 [pid 4109] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4108] <... futex resumed>) = 0 [pid 4111] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... socket resumed>) = 4 [pid 4108] <... futex resumed>) = 0 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... bpf resumed>) = 3 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] <... futex resumed>) = 0 [pid 4108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4110 attached [pid 4111] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] set_robust_list(0x7f00019219e0, 24 [pid 4109] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] <... futex resumed>) = 0 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4110] <... set_robust_list resumed>) = 0 [pid 4109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] <... futex resumed>) = 0 [pid 4111] <... socket resumed>) = 5 [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4111] <... futex resumed>) = 1 [pid 4109] <... socket resumed>) = 4 [pid 4108] <... futex resumed>) = 0 [pid 4111] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] <... bpf resumed>) = 3 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... futex resumed>) = 1 [pid 4108] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4111] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4110] <... futex resumed>) = 1 [pid 4109] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] <... futex resumed>) = 0 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... connect resumed>) = 0 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4107] <... futex resumed>) = 0 [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] <... futex resumed>) = 1 [pid 4110] <... socket resumed>) = 4 [pid 4108] <... futex resumed>) = 0 [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... socket resumed>) = 5 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] <... futex resumed>) = 0 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... futex resumed>) = 0 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4110] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4109] <... futex resumed>) = 1 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4111] <... ioctl resumed>) = 0 [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4106] <... futex resumed>) = 0 [pid 4110] <... socket resumed>) = 5 [pid 4111] <... futex resumed>) = 1 [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... connect resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] <... futex resumed>) = 1 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] <... futex resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4110] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4109] <... ioctl resumed>) = 0 [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4110] <... connect resumed>) = 0 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4105] <... sendmsg resumed>) = 16744448 [pid 4103] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... futex resumed>) = 0 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... futex resumed>) = 0 [pid 4110] <... futex resumed>) = 1 [pid 4109] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4110] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... mmap resumed>) = 0x7f00018e0000 [pid 4107] <... futex resumed>) = 0 [pid 4103] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... mprotect resumed>) = 0 [pid 4103] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4112], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4112 [pid 4103] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4103] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4105] <... futex resumed>) = 0 [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] <... ioctl resumed>) = 0 [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4107] <... futex resumed>) = 0 [pid 4110] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4107] <... futex resumed>) = 0 [pid 4110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4112 attached [pid 4104] <... write resumed>) = 0 [pid 4112] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4112] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4112] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4112] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4105] <... futex resumed>) = 0 [pid 4103] <... futex resumed>) = 1 [pid 4108] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4105] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... futex resumed>) = 0 [pid 4105] <... mmap resumed>) = 0x20000000 [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... mmap resumed>) = 0x7f00018e0000 [pid 4105] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 0 [pid 4108] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... mprotect resumed>) = 0 [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4104] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... futex resumed>) = 0 [pid 4108] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4105] write(4, NULL, 0 [pid 4104] <... futex resumed>) = 0 [pid 4103] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4098] exit_group(0./strace-static-x86_64: Process 4113 attached [pid 4110] <... sendmsg resumed>) = 16744448 [pid 4107] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4106] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4104] syscall_0xffffffffffffff92(0x1, 0, 0x7ffcbcece400, 0, 0x39, 0x7ffcbcfbc080 [pid 4108] <... clone resumed>, parent_tid=[4113], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4113 [pid 4107] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] set_robust_list(0x7f00019009e0, 24 [pid 4104] +++ exited with 0 +++ [pid 4100] <... futex resumed>) = ? [pid 4098] <... exit_group resumed>) = ? [pid 4109] <... sendmsg resumed>) = 16744448 [pid 4108] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4113] <... set_robust_list resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4100] +++ exited with 0 +++ [pid 4108] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] <... mmap resumed>) = 0x7f00018e0000 [pid 4106] <... mmap resumed>) = 0x7f00018e0000 [pid 4107] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4106] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4107] <... mprotect resumed>) = 0 [pid 4106] <... mprotect resumed>) = 0 [pid 4107] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4106] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4113] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4098] +++ exited with 0 +++ [pid 4107] <... clone resumed>, parent_tid=[4114], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4114 [pid 4106] <... clone resumed>, parent_tid=[4115], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4115 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4098, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4107] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4115 attached ./strace-static-x86_64: Process 4114 attached [pid 4113] <... openat resumed>) = 6 [pid 4111] <... sendmsg resumed>) = 16744448 [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4115] set_robust_list(0x7f00019009e0, 24 [pid 4114] set_robust_list(0x7f00019009e0, 24 [pid 4113] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = 0 [pid 4107] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4115] <... set_robust_list resumed>) = 0 [pid 4114] <... set_robust_list resumed>) = 0 [pid 4113] <... futex resumed>) = 1 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4116 attached [pid 4115] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4114] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4113] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4111] <... futex resumed>) = 0 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... write resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4116 [pid 4116] set_robust_list(0x555556aaf5e0, 24 [pid 4115] <... openat resumed>) = 6 [pid 4114] <... openat resumed>) = 6 [pid 4111] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4108] <... futex resumed>) = 0 [pid 4099] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... set_robust_list resumed>) = 0 [pid 4115] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... mmap resumed>) = 0x20000000 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4099] <... futex resumed>) = 0 [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4115] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = 1 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4099] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] exit_group(0 [pid 4116] <... prctl resumed>) = 0 [pid 4115] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4111] <... futex resumed>) = 0 [pid 4108] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4102] <... futex resumed>) = ? [pid 4099] <... futex resumed>) = ? [pid 4097] <... exit_group resumed>) = ? [pid 4116] setpgid(0, 0 [pid 4111] write(4, NULL, 0 [pid 4110] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 1 [pid 4102] +++ exited with 0 +++ [pid 4099] +++ exited with 0 +++ [pid 4097] +++ exited with 0 +++ [pid 4116] <... setpgid resumed>) = 0 [pid 4110] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4109] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4108] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4110] <... mmap resumed>) = 0x20000000 [pid 4109] <... mmap resumed>) = 0x20000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4097, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4116] <... openat resumed>) = 3 [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4116] write(3, "1000", 4 [pid 4110] <... futex resumed>) = 1 [pid 4109] <... futex resumed>) = 1 [pid 4107] <... futex resumed>) = 0 [pid 4106] <... futex resumed>) = 0 [pid 4116] <... write resumed>) = 4 [pid 4110] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4117 [pid 4116] close(3) = 0 [pid 4116] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... futex resumed>) = 0 [pid 4110] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = 0 [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4117 attached [pid 4116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4110] write(4, NULL, 0 [pid 4109] write(4, NULL, 0 [pid 4117] set_robust_list(0x555556aaf5e0, 24 [pid 4116] <... mmap resumed>) = 0x7f0001901000 [pid 4108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4107] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4105] <... write resumed>) = 0 [pid 4116] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4117] <... set_robust_list resumed>) = 0 [pid 4116] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4105] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... clone resumed>, parent_tid=[4118], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4118 [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4105] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] <... prctl resumed>) = 0 [pid 4105] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] exit_group(0./strace-static-x86_64: Process 4118 attached [pid 4118] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4118] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4117] setpgid(0, 0 [pid 4112] <... futex resumed>) = ? [pid 4105] <... futex resumed>) = ? [pid 4103] <... exit_group resumed>) = ? [pid 4118] <... bpf resumed>) = 3 [pid 4117] <... setpgid resumed>) = 0 [pid 4112] +++ exited with 0 +++ [pid 4105] +++ exited with 0 +++ [pid 4103] +++ exited with 0 +++ [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4116] <... futex resumed>) = 0 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4103, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4118] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4118] <... socket resumed>) = 4 [pid 4117] <... openat resumed>) = 3 [pid 4116] <... futex resumed>) = 0 [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] write(3, "1000", 4 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4119 [pid 4118] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4117] <... write resumed>) = 4 [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... socket resumed>) = 5 [pid 4116] <... futex resumed>) = 0 [pid 4117] close(3 [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] <... futex resumed>) = 0 [pid 4117] <... close resumed>) = 0 [pid 4116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4118] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] <... connect resumed>) = 0 [pid 4117] <... mmap resumed>) = 0x7f0001901000 [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4118] <... futex resumed>) = 1 [pid 4117] <... mprotect resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4118] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4116] <... futex resumed>) = 0 [pid 4118] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] <... ioctl resumed>) = 0 [pid 4117] <... clone resumed>, parent_tid=[4120], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4120 [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = 1 [pid 4117] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4118] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4120 attached ./strace-static-x86_64: Process 4119 attached [pid 4118] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] <... write resumed>) = 0 [pid 4107] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4106] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4120] set_robust_list(0x7f00019219e0, 24 [pid 4119] set_robust_list(0x555556aaf5e0, 24 [pid 4120] <... set_robust_list resumed>) = 0 [pid 4119] <... set_robust_list resumed>) = 0 [pid 4111] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] exit_group(0 [pid 4120] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4119] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4113] <... futex resumed>) = ? [pid 4111] <... futex resumed>) = ? [pid 4108] <... exit_group resumed>) = ? [pid 4113] +++ exited with 0 +++ [pid 4111] +++ exited with 0 +++ [pid 4108] +++ exited with 0 +++ [pid 4120] <... bpf resumed>) = 3 [pid 4119] <... prctl resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4108, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] setpgid(0, 0 [pid 4120] <... futex resumed>) = 1 [pid 4119] <... setpgid resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4120] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4119] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... socket resumed>) = 4 [pid 4119] <... openat resumed>) = 3 [pid 4117] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4121 [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] write(3, "1000", 4 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] <... futex resumed>) = 0 [pid 4119] <... write resumed>) = 4 ./strace-static-x86_64: Process 4121 attached [pid 4120] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] close(3 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4119] <... close resumed>) = 0 [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4120] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = 1 [pid 4121] <... prctl resumed>) = 0 [pid 4121] setpgid(0, 0) = 0 [pid 4121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4120] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4119] <... futex resumed>) = 0 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4121] <... openat resumed>) = 3 [pid 4120] <... socket resumed>) = 5 [pid 4121] write(3, "1000", 4 [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... mmap resumed>) = 0x7f0001901000 [pid 4121] <... write resumed>) = 4 [pid 4121] close(3 [pid 4120] <... futex resumed>) = 1 [pid 4119] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4117] <... futex resumed>) = 0 [pid 4121] <... close resumed>) = 0 [pid 4121] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4119] <... mprotect resumed>) = 0 [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4120] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4121] <... mmap resumed>) = 0x7f0001901000 [pid 4121] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4121] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4117] <... futex resumed>) = 0 [pid 4120] <... connect resumed>) = 0 [pid 4119] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4121] <... clone resumed>, parent_tid=[4122], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4122 [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = 0 [pid 4119] <... clone resumed>, parent_tid=[4123], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4123 [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] <... futex resumed>) = 0 [pid 4120] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = 0 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] <... ioctl resumed>) = 0 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4122 attached [pid 4120] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4123 attached [pid 4122] set_robust_list(0x7f00019219e0, 24 [pid 4120] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4117] <... futex resumed>) = 0 [pid 4116] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... set_robust_list resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4122] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4122] <... bpf resumed>) = 3 [pid 4116] <... mmap resumed>) = 0x7f00018e0000 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4122] <... futex resumed>) = 1 [pid 4121] <... futex resumed>) = 0 [pid 4116] <... mprotect resumed>) = 0 [pid 4122] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4122] <... socket resumed>) = 4 [pid 4123] set_robust_list(0x7f00019219e0, 24 [pid 4121] <... futex resumed>) = 0 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... set_robust_list resumed>) = 0 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... clone resumed>, parent_tid=[4124], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4124 [pid 4123] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4122] <... futex resumed>) = 0 [pid 4121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4116] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4124 attached [pid 4122] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4124] set_robust_list(0x7f00019009e0, 24 [pid 4123] <... bpf resumed>) = 3 [pid 4122] <... socket resumed>) = 5 [pid 4124] <... set_robust_list resumed>) = 0 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4122] <... futex resumed>) = 1 [pid 4121] <... futex resumed>) = 0 [pid 4124] <... openat resumed>) = 6 [pid 4123] <... futex resumed>) = 1 [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = 0 [pid 4124] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4123] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = 1 [pid 4122] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4119] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = 0 [pid 4123] <... socket resumed>) = 4 [pid 4124] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... connect resumed>) = 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] <... sendmsg resumed>) = 16744448 [pid 4116] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] <... futex resumed>) = 0 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... futex resumed>) = 0 [pid 4110] <... write resumed>) = 0 [pid 4124] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] <... futex resumed>) = 1 [pid 4121] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = 0 [pid 4116] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4124] <... mmap resumed>) = 0x20000000 [pid 4123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = 0 [pid 4118] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4124] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4124] <... futex resumed>) = 1 [pid 4123] <... socket resumed>) = 5 [pid 4122] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... futex resumed>) = 0 [pid 4124] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... ioctl resumed>) = 0 [pid 4116] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 1 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = 0 [pid 4118] <... futex resumed>) = 0 [pid 4116] <... futex resumed>) = 1 [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] <... futex resumed>) = 1 [pid 4121] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] write(4, NULL, 0 [pid 4116] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... sendmsg resumed>) = 16744448 [pid 4119] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4110] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... write resumed>) = 0 [pid 4123] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = 0 [pid 4109] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] exit_group(0 [pid 4106] exit_group(0 [pid 4123] <... connect resumed>) = 0 [pid 4122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 4115] <... futex resumed>) = ? [pid 4114] <... futex resumed>) = ? [pid 4109] <... futex resumed>) = ? [pid 4107] <... exit_group resumed>) = ? [pid 4106] <... exit_group resumed>) = ? [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4110] +++ exited with 0 +++ [pid 4109] +++ exited with 0 +++ [pid 4123] <... futex resumed>) = 1 [pid 4120] <... openat resumed>) = 6 [pid 4119] <... futex resumed>) = 0 [pid 4115] +++ exited with 0 +++ [pid 4106] +++ exited with 0 +++ [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] +++ exited with 0 +++ [pid 4107] +++ exited with 0 +++ [pid 4123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] <... futex resumed>) = 1 [pid 4119] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4107, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4106, si_uid=0, si_status=0, si_utime=1, si_stime=8} --- [pid 4123] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4120] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... ioctl resumed>) = 0 [pid 4120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] <... futex resumed>) = 0 [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 1 [pid 4120] <... mmap resumed>) = 0x20000000 [pid 4119] <... futex resumed>) = 0 [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] <... futex resumed>) = 1 [pid 4119] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = 0 [pid 4123] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4120] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] <... futex resumed>) = 0 [pid 3619] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4125 [pid 4120] write(4, NULL, 0 [pid 4117] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4126 ./strace-static-x86_64: Process 4125 attached [pid 4121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4116] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4125] set_robust_list(0x555556aaf5e0, 24 [pid 4121] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... set_robust_list resumed>) = 0 [pid 4121] <... futex resumed>) = 0 [pid 4125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4125] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 4126 attached [pid 4125] setpgid(0, 0 [pid 4126] set_robust_list(0x555556aaf5e0, 24 [pid 4125] <... setpgid resumed>) = 0 [pid 4126] <... set_robust_list resumed>) = 0 [pid 4125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4125] <... openat resumed>) = 3 [pid 4126] <... prctl resumed>) = 0 [pid 4125] write(3, "1000", 4 [pid 4126] setpgid(0, 0 [pid 4125] <... write resumed>) = 4 [pid 4125] close(3 [pid 4126] <... setpgid resumed>) = 0 [pid 4125] <... close resumed>) = 0 [pid 4121] <... mmap resumed>) = 0x7f00018e0000 [pid 4126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4125] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4126] <... openat resumed>) = 3 [pid 4125] <... futex resumed>) = 0 [pid 4121] <... mprotect resumed>) = 0 [pid 4126] write(3, "1000", 4 [pid 4125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4121] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4119] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4126] <... write resumed>) = 4 [pid 4125] <... mmap resumed>) = 0x7f0001901000 [pid 4119] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] close(3 [pid 4125] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4121] <... clone resumed>, parent_tid=[4127], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4127 [pid 4119] <... futex resumed>) = 0 [pid 4126] <... close resumed>) = 0 [pid 4125] <... mprotect resumed>) = 0 [pid 4121] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4126] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4121] <... futex resumed>) = 0 [pid 4119] <... mmap resumed>) = 0x7f00018e0000 [pid 4126] <... futex resumed>) = 0 [pid 4121] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4119] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4127 attached [pid 4126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4125] <... clone resumed>, parent_tid=[4128], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4128 [pid 4122] <... sendmsg resumed>) = 16744448 [pid 4117] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4127] set_robust_list(0x7f00019009e0, 24 [pid 4126] <... mmap resumed>) = 0x7f0001901000 [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... set_robust_list resumed>) = 0 [pid 4126] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4125] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4128 attached [pid 4127] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4126] <... mprotect resumed>) = 0 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] set_robust_list(0x7f00019219e0, 24 [pid 4127] <... openat resumed>) = 6 [pid 4126] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4128] <... set_robust_list resumed>) = 0 [pid 4127] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4127] <... futex resumed>) = 1 [pid 4126] <... clone resumed>, parent_tid=[4129], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4129 [pid 4121] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4129 attached [pid 4128] <... bpf resumed>) = 3 [pid 4127] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... mprotect resumed>) = 0 [pid 4129] set_robust_list(0x7f00019219e0, 24 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4121] <... futex resumed>) = 1 [pid 4119] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4129] <... set_robust_list resumed>) = 0 [pid 4128] <... futex resumed>) = 1 [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = 0 [pid 4122] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4130 attached [pid 4129] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... mmap resumed>) = 0x20000000 [pid 4119] <... clone resumed>, parent_tid=[4130], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4130 [pid 4118] <... write resumed>) = 0 [pid 4130] set_robust_list(0x7f00019009e0, 24 [pid 4129] <... bpf resumed>) = 3 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... futex resumed>) = 0 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] exit_group(0 [pid 4130] <... set_robust_list resumed>) = 0 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4124] <... futex resumed>) = ? [pid 4122] <... futex resumed>) = 1 [pid 4121] <... futex resumed>) = 0 [pid 4119] <... futex resumed>) = 0 [pid 4118] <... futex resumed>) = ? [pid 4116] <... exit_group resumed>) = ? [pid 4130] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4129] <... futex resumed>) = 1 [pid 4128] <... socket resumed>) = 4 [pid 4126] <... futex resumed>) = 0 [pid 4124] +++ exited with 0 +++ [pid 4123] <... sendmsg resumed>) = 16744448 [pid 4122] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] +++ exited with 0 +++ [pid 4116] +++ exited with 0 +++ [pid 4130] <... openat resumed>) = 6 [pid 4129] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 0 [pid 4130] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4128] <... futex resumed>) = 1 [pid 4126] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4122] write(4, NULL, 0 [pid 4121] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4116, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4130] <... futex resumed>) = 1 [pid 4129] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4128] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4119] <... futex resumed>) = 0 [pid 4130] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4129] <... socket resumed>) = 4 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4129] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] <... socket resumed>) = 5 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... futex resumed>) = 0 [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] <... futex resumed>) = 0 [pid 4128] <... futex resumed>) = 0 [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4131 [pid 4129] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4131 attached [pid 4129] <... socket resumed>) = 5 [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... mmap resumed>) = 0x20000000 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4131] set_robust_list(0x555556aaf5e0, 24 [pid 4129] <... futex resumed>) = 1 [pid 4128] <... futex resumed>) = 0 [pid 4126] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = 1 [pid 4123] <... futex resumed>) = 0 [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4129] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4128] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4131] <... set_robust_list resumed>) = 0 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4119] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... connect resumed>) = 0 [pid 4129] <... futex resumed>) = 0 [pid 4129] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 1 [pid 4123] <... futex resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 4131] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4129] <... connect resumed>) = 0 [pid 4128] <... futex resumed>) = 1 [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = 0 [pid 4123] write(4, NULL, 0 [pid 4119] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] setpgid(0, 0 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... write resumed>) = 0 [pid 4129] <... futex resumed>) = 0 [pid 4129] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4131] <... setpgid resumed>) = 0 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = 0 [pid 4120] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] exit_group(0 [pid 4120] <... futex resumed>) = 0 [pid 4129] <... futex resumed>) = 0 [pid 4128] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4126] <... futex resumed>) = 1 [pid 4131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4129] ioctl(4, SIOCPROTOPRIVATE, 0x20000180) = 0 [pid 4120] read(-256, [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... ioctl resumed>) = 0 [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4117] <... exit_group resumed>) = ? [pid 4131] <... openat resumed>) = 3 [pid 4129] <... futex resumed>) = 0 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] +++ exited with 0 +++ [pid 4129] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] <... futex resumed>) = 1 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = 0 [pid 4131] write(3, "1000", 4 [pid 4117] +++ exited with 0 +++ [pid 4131] <... write resumed>) = 4 [pid 4129] <... futex resumed>) = 0 [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4117, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4131] close(3 [pid 4129] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = 0 [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 4131] <... close resumed>) = 0 [pid 3623] <... restart_syscall resumed>) = 0 [pid 4131] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4131] <... futex resumed>) = 0 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4132 [pid 4131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4131] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4132 attached [pid 4132] set_robust_list(0x555556aaf5e0, 24 [pid 4131] <... mprotect resumed>) = 0 [pid 4132] <... set_robust_list resumed>) = 0 [pid 4132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4131] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4132] <... prctl resumed>) = 0 [pid 4132] setpgid(0, 0 [pid 4131] <... clone resumed>, parent_tid=[4133], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4133 [pid 4132] <... setpgid resumed>) = 0 [pid 4132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... openat resumed>) = 3 [pid 4131] <... futex resumed>) = 0 [pid 4132] write(3, "1000", 4 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4132] <... write resumed>) = 4 [pid 4132] close(3) = 0 [pid 4132] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4132] <... futex resumed>) = 0 [pid 4132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4132] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4132] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4134], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4134 ./strace-static-x86_64: Process 4133 attached [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4133] set_robust_list(0x7f00019219e0, 24 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4134 attached [pid 4133] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4134] set_robust_list(0x7f00019219e0, 24 [pid 4133] <... bpf resumed>) = 3 [pid 4134] <... set_robust_list resumed>) = 0 [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4134] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4133] <... futex resumed>) = 1 [pid 4131] <... futex resumed>) = 0 [pid 4126] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4134] <... futex resumed>) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4131] <... futex resumed>) = 0 [pid 4126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4125] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] <... socket resumed>) = 4 [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] <... futex resumed>) = 0 [pid 4126] <... mmap resumed>) = 0x7f00018e0000 [pid 4134] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4125] <... futex resumed>) = 0 [pid 4134] <... socket resumed>) = 4 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = 0 [pid 4125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4134] <... futex resumed>) = 1 [pid 4133] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4132] <... futex resumed>) = 0 [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... mprotect resumed>) = 0 [pid 4125] <... mmap resumed>) = 0x7f00018e0000 [pid 4134] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... socket resumed>) = 5 [pid 4131] <... futex resumed>) = 0 [pid 4125] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... futex resumed>) = 0 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4125] <... mprotect resumed>) = 0 [pid 4134] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4133] <... futex resumed>) = 0 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4134] <... socket resumed>) = 5 [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4131] <... futex resumed>) = 0 [pid 4129] <... sendmsg resumed>) = 16744448 [pid 4126] <... clone resumed>, parent_tid=[4135], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4135 [pid 4134] <... futex resumed>) = 1 [pid 4133] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4132] <... futex resumed>) = 0 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... clone resumed>, parent_tid=[4136], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4136 ./strace-static-x86_64: Process 4135 attached [pid 4134] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] <... connect resumed>) = 0 [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 0 [pid 4125] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4135] set_robust_list(0x7f00019009e0, 24 [pid 4134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... futex resumed>) = 0 [pid 4126] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = 0 [pid 4135] <... set_robust_list resumed>) = 0 [pid 4134] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4136 attached [pid 4135] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4134] <... connect resumed>) = 0 [pid 4133] <... futex resumed>) = 1 [pid 4125] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... futex resumed>) = 0 [pid 4135] <... openat resumed>) = 6 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... sendmsg resumed>) = 16744448 [pid 4122] <... write resumed>) = 0 [pid 4135] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] <... futex resumed>) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4136] set_robust_list(0x7f00019009e0, 24 [pid 4135] <... futex resumed>) = 1 [pid 4134] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 0 [pid 4122] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4135] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] <... futex resumed>) = 0 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... set_robust_list resumed>) = 0 [pid 4134] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... futex resumed>) = 0 [pid 4128] <... futex resumed>) = 0 [pid 4126] <... futex resumed>) = 0 [pid 4121] exit_group(0 [pid 4136] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4134] <... ioctl resumed>) = 0 [pid 4129] <... futex resumed>) = 0 [pid 4127] <... futex resumed>) = ? [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4121] <... exit_group resumed>) = ? [pid 4133] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] <... futex resumed>) = ? [pid 4136] <... openat resumed>) = 6 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] +++ exited with 0 +++ [pid 4133] <... ioctl resumed>) = 0 [pid 4134] <... futex resumed>) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4134] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] <... futex resumed>) = 0 [pid 4134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4122] +++ exited with 0 +++ [pid 4121] +++ exited with 0 +++ [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4121, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4136] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 1 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4136] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4131] <... futex resumed>) = 0 [pid 4129] <... mmap resumed>) = 0x20000000 [pid 4125] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4137 attached [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... write resumed>) = 0 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4137 [pid 4137] set_robust_list(0x555556aaf5e0, 24 [pid 4131] <... futex resumed>) = 1 [pid 4129] <... futex resumed>) = 1 [pid 4126] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = 1 [pid 4123] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = 0 [pid 4119] exit_group(0 [pid 4128] <... futex resumed>) = 0 [pid 4126] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] <... set_robust_list resumed>) = 0 [pid 4133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4129] write(4, NULL, 0 [pid 4128] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = ? [pid 4119] <... exit_group resumed>) = ? [pid 4130] <... futex resumed>) = ? [pid 4130] +++ exited with 0 +++ [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4134] <... sendmsg resumed>) = 16744448 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... futex resumed>) = 0 [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4134] <... futex resumed>) = 1 [pid 4134] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] <... futex resumed>) = 0 [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4134] <... futex resumed>) = 1 [pid 4134] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4137] <... prctl resumed>) = 0 [pid 4128] <... mmap resumed>) = 0x20000000 [pid 4123] +++ exited with 0 +++ [pid 4119] +++ exited with 0 +++ [pid 4137] setpgid(0, 0 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4119, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 4137] <... setpgid resumed>) = 0 [pid 4128] <... futex resumed>) = 1 [pid 4125] <... futex resumed>) = 0 [pid 4128] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... futex resumed>) = 0 [pid 4128] write(4, NULL, 0 [pid 4125] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4137] write(3, "1000", 4 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4137] <... write resumed>) = 4 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4138 [pid 4137] close(3 [pid 4126] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4137] <... close resumed>) = 0 [pid 4126] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4137] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] <... mmap resumed>) = 0x20000000 [pid 4137] <... futex resumed>) = 0 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4134] <... futex resumed>) = 1 [pid 4132] <... futex resumed>) = 0 [pid 4137] <... mmap resumed>) = 0x7f0001901000 [pid 4134] write(4, NULL, 0 [pid 4132] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4132] <... futex resumed>) = 0 [pid 4131] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4132] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4138 attached [pid 4138] set_robust_list(0x555556aaf5e0, 24 [pid 4137] <... mprotect resumed>) = 0 [pid 4131] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... set_robust_list resumed>) = 0 [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4131] <... futex resumed>) = 0 [pid 4138] <... prctl resumed>) = 0 [pid 4131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4138] setpgid(0, 0) = 0 [pid 4137] <... clone resumed>, parent_tid=[4139], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4139 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4139 attached [pid 4138] <... openat resumed>) = 3 [pid 4137] <... futex resumed>) = 0 [pid 4125] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4138] write(3, "1000", 4) = 4 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4139] set_robust_list(0x7f00019219e0, 24 [pid 4138] close(3 [pid 4139] <... set_robust_list resumed>) = 0 [pid 4138] <... close resumed>) = 0 [pid 4139] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4138] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] <... bpf resumed>) = 3 [pid 4138] <... futex resumed>) = 0 [pid 4138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4131] <... mmap resumed>) = 0x7f00018e0000 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... mmap resumed>) = 0x7f0001901000 [pid 4138] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4131] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4138] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4139] <... futex resumed>) = 1 [pid 4138] <... clone resumed>, parent_tid=[4140], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4140 [pid 4137] <... futex resumed>) = 0 [pid 4131] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 4140 attached [pid 4139] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... sendmsg resumed>) = 16744448 [pid 4131] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4140] set_robust_list(0x7f00019219e0, 24 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4139] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] <... clone resumed>, parent_tid=[4141], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4141 [pid 4140] <... set_robust_list resumed>) = 0 [pid 4139] <... socket resumed>) = 4 [pid 4131] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72./strace-static-x86_64: Process 4141 attached [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4131] <... futex resumed>) = 0 [pid 4140] <... bpf resumed>) = 3 [pid 4139] <... futex resumed>) = 1 [pid 4131] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] <... futex resumed>) = 0 [pid 4141] set_robust_list(0x7f00019009e0, 24 [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = 0 [pid 4141] <... set_robust_list resumed>) = 0 [pid 4140] <... futex resumed>) = 1 [pid 4139] <... socket resumed>) = 5 [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4140] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = 0 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4141] <... openat resumed>) = 6 [pid 4140] <... socket resumed>) = 4 [pid 4139] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4141] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = 1 [pid 4140] <... futex resumed>) = 1 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4131] <... futex resumed>) = 0 [pid 4141] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4139] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... socket resumed>) = 5 [pid 4139] <... connect resumed>) = 0 [pid 4138] <... futex resumed>) = 0 [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... futex resumed>) = 0 [pid 4131] <... futex resumed>) = 1 [pid 4140] <... futex resumed>) = 0 [pid 4139] <... futex resumed>) = 1 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4133] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4129] <... write resumed>) = 0 [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4139] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... mmap resumed>) = 0x20000000 [pid 4129] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... connect resumed>) = 0 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] <... futex resumed>) = 0 [pid 4126] exit_group(0 [pid 4135] <... futex resumed>) = ? [pid 4126] <... exit_group resumed>) = ? [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... futex resumed>) = 1 [pid 4135] +++ exited with 0 +++ [pid 4131] <... futex resumed>) = 0 [pid 4140] <... futex resumed>) = 1 [pid 4138] <... futex resumed>) = 0 [pid 4139] <... ioctl resumed>) = 0 [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4131] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] +++ exited with 0 +++ [pid 4126] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4126, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4140] <... ioctl resumed>) = 0 [pid 4139] <... futex resumed>) = 1 [pid 4137] <... futex resumed>) = 0 [pid 4133] write(4, NULL, 0 [pid 4131] <... futex resumed>) = 0 [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4142 [pid 4131] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4142 attached [pid 4142] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4142] setpgid(0, 0) = 0 [pid 4142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4137] <... futex resumed>) = 0 [pid 4142] <... openat resumed>) = 3 [pid 4142] write(3, "1000", 4) = 4 [pid 4142] close(3) = 0 [pid 4142] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4142] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4142] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4143], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4143 [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] <... futex resumed>) = 1 [pid 4138] <... futex resumed>) = 0 [pid 4140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4143 attached [pid 4138] <... futex resumed>) = 0 [pid 4143] set_robust_list(0x7f00019219e0, 24 [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... set_robust_list resumed>) = 0 [pid 4143] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4143] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] <... socket resumed>) = 4 [pid 4142] <... futex resumed>) = 0 [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4143] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 4143] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... socket resumed>) = 5 [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4143] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 4143] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... connect resumed>) = 0 [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4143] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 4143] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... ioctl resumed>) = 0 [pid 4128] <... write resumed>) = 0 [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] exit_group(0 [pid 4143] <... futex resumed>) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = ? [pid 4128] <... futex resumed>) = ? [pid 4125] <... exit_group resumed>) = ? [pid 4143] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] +++ exited with 0 +++ [pid 4128] +++ exited with 0 +++ [pid 4125] +++ exited with 0 +++ [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 3619] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4125, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4142] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] restart_syscall(<... resuming interrupted clone ...> [pid 4131] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3619] <... restart_syscall resumed>) = 0 [pid 3619] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4144 [pid 4138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 4138] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 4137] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4144 attached [pid 4138] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4144] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4144] setpgid(0, 0 [pid 4137] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... setpgid resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4144] <... openat resumed>) = 3 [pid 4144] write(3, "1000", 4) = 4 [pid 4144] close(3) = 0 [pid 4142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4144] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = 0 [pid 4144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4144] <... mmap resumed>) = 0x7f0001901000 [pid 4142] <... mmap resumed>) = 0x7f00018e0000 [pid 4144] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4142] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4144] <... mprotect resumed>) = 0 [pid 4142] <... mprotect resumed>) = 0 [pid 4144] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4142] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4144] <... clone resumed>, parent_tid=[4145], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4145 [pid 4142] <... clone resumed>, parent_tid=[4146], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4146 [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = 0 [pid 4138] <... mprotect resumed>) = 0 [pid 4137] <... mmap resumed>) = 0x7f00018e0000 [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4137] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 4145 attached [pid 4145] set_robust_list(0x7f00019219e0, 24 [pid 4138] <... clone resumed>, parent_tid=[4147], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4147 [pid 4145] <... set_robust_list resumed>) = 0 [pid 4138] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4146 attached [pid 4145] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4138] <... futex resumed>) = 0 [pid 4146] set_robust_list(0x7f00019009e0, 24 [pid 4145] <... bpf resumed>) = 3 [pid 4138] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4146] <... set_robust_list resumed>) = 0 [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4147 attached [pid 4146] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4145] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4147] set_robust_list(0x7f00019009e0, 24 [pid 4146] <... openat resumed>) = 6 [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... set_robust_list resumed>) = 0 [pid 4146] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4147] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4146] <... futex resumed>) = 1 [pid 4145] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] <... futex resumed>) = 0 [pid 4137] <... mprotect resumed>) = 0 [pid 4139] <... sendmsg resumed>) = 16744448 [pid 4145] <... socket resumed>) = 4 [pid 4142] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4146] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] <... futex resumed>) = 0 [pid 4137] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4147] <... openat resumed>) = 6 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4142] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4146] <... mmap resumed>) = 0x20000000 [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] <... sendmsg resumed>) = 16744448 [pid 4139] <... futex resumed>) = 0 [pid 4134] <... write resumed>) = 0 ./strace-static-x86_64: Process 4148 attached [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4147] <... futex resumed>) = 1 [pid 4146] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4148] set_robust_list(0x7f00019009e0, 24 [pid 4147] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] <... futex resumed>) = 1 [pid 4145] <... socket resumed>) = 5 [pid 4142] <... futex resumed>) = 0 [pid 4139] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... futex resumed>) = 0 [pid 4137] <... clone resumed>, parent_tid=[4148], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4148 [pid 4146] write(4, NULL, 0 [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] exit_group(0 [pid 4145] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = 0 [pid 4134] <... futex resumed>) = ? [pid 4132] <... exit_group resumed>) = ? [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4134] +++ exited with 0 +++ [pid 4132] +++ exited with 0 +++ [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4140] <... sendmsg resumed>) = 16744448 [pid 4145] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4132, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4145] <... connect resumed>) = 0 [pid 3623] restart_syscall(<... resuming interrupted clone ...> [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... restart_syscall resumed>) = 0 [pid 4145] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = 1 [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] <... futex resumed>) = 0 [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4147] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4145] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... futex resumed>) = 0 [pid 4138] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4149 attached [pid 4147] <... mmap resumed>) = 0x20000000 [pid 4145] <... ioctl resumed>) = 0 [pid 4143] <... futex resumed>) = 0 [pid 4140] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4149 [pid 4147] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4143] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] <... futex resumed>) = 1 [pid 4145] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = 0 [pid 4147] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4140] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = 1 [pid 4145] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4144] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] write(4, NULL, 0 [pid 4138] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] set_robust_list(0x555556aaf5e0, 24 [pid 4148] <... set_robust_list resumed>) = 0 [pid 4142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4149] <... set_robust_list resumed>) = 0 [pid 4148] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4149] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4149] setpgid(0, 0 [pid 4148] <... openat resumed>) = 6 [pid 4149] <... setpgid resumed>) = 0 [pid 4149] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4148] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] <... openat resumed>) = 3 [pid 4148] <... futex resumed>) = 1 [pid 4137] <... futex resumed>) = 0 [pid 4149] write(3, "1000", 4 [pid 4144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4149] <... write resumed>) = 4 [pid 4148] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] close(3 [pid 4144] <... futex resumed>) = 0 [pid 4149] <... close resumed>) = 0 [pid 4144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4139] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 1 [pid 4149] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... mmap resumed>) = 0x7f00018e0000 [pid 4149] <... futex resumed>) = 0 [pid 4144] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4144] <... mprotect resumed>) = 0 [pid 4139] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] <... mmap resumed>) = 0x7f0001901000 [pid 4144] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4149] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4139] <... mmap resumed>) = 0x20000000 [pid 4149] <... mprotect resumed>) = 0 [pid 4144] <... clone resumed>, parent_tid=[4150], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4150 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4144] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] <... futex resumed>) = 1 [pid 4138] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4137] <... futex resumed>) = 0 [pid 4144] <... futex resumed>) = 0 [pid 4139] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 4151 attached ./strace-static-x86_64: Process 4150 attached [pid 4149] <... clone resumed>, parent_tid=[4151], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4151 [pid 4144] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] set_robust_list(0x7f00019219e0, 24 [pid 4150] set_robust_list(0x7f00019009e0, 24 [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4151] <... set_robust_list resumed>) = 0 [pid 4150] <... set_robust_list resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4139] write(4, NULL, 0 [pid 4137] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4150] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] <... openat resumed>) = 6 [pid 4151] <... bpf resumed>) = 3 [pid 4150] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4150] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4150] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4144] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] <... futex resumed>) = 1 [pid 4150] <... mmap resumed>) = 0x20000000 [pid 4149] <... futex resumed>) = 0 [pid 4150] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4150] <... futex resumed>) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4144] <... futex resumed>) = 0 [pid 4150] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... socket resumed>) = 4 [pid 4150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] write(4, NULL, 0 [pid 4144] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] <... futex resumed>) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4145] <... sendmsg resumed>) = 11698176 [pid 4137] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4151] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... socket resumed>) = 5 [pid 4149] <... futex resumed>) = 0 [pid 4145] <... futex resumed>) = 0 [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4145] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] <... write resumed>) = 0 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4151] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] <... futex resumed>) = 0 [pid 4133] <... futex resumed>) = 0 [pid 4151] <... connect resumed>) = 0 [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4131] exit_group(0 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4146] <... write resumed>) = 0 [pid 4141] <... futex resumed>) = ? [pid 4133] <... futex resumed>) = ? [pid 4131] <... exit_group resumed>) = ? [pid 4151] <... futex resumed>) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4133] +++ exited with 0 +++ [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] +++ exited with 0 +++ [pid 4149] <... futex resumed>) = 0 [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4131] +++ exited with 0 +++ [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4131, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4151] <... ioctl resumed>) = 0 [pid 3616] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4149] <... futex resumed>) = 0 [pid 4149] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4151] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4149] <... futex resumed>) = 0 [pid 4144] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4149] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4152 ./strace-static-x86_64: Process 4152 attached [pid 4146] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] set_robust_list(0x555556aaf5e0, 24 [pid 4146] <... futex resumed>) = 0 [pid 4152] <... set_robust_list resumed>) = 0 [pid 4152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4146] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] setpgid(0, 0 [pid 4142] exit_group(0 [pid 4152] <... setpgid resumed>) = 0 [pid 4146] <... futex resumed>) = ? [pid 4143] <... futex resumed>) = ? [pid 4142] <... exit_group resumed>) = ? [pid 4152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4146] +++ exited with 0 +++ [pid 4143] +++ exited with 0 +++ [pid 4142] +++ exited with 0 +++ [pid 4152] <... openat resumed>) = 3 [pid 4152] write(3, "1000", 4 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4142, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4152] <... write resumed>) = 4 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 4152] close(3) = 0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 4152] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4152] <... mmap resumed>) = 0x7f0001901000 [pid 4152] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4153 [pid 4152] <... mprotect resumed>) = 0 [pid 4152] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4154], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4154 [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4149] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4149] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f00018e0000 [pid 4149] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4149] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4154 attached ./strace-static-x86_64: Process 4153 attached , parent_tid=[4155], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4155 [pid 4154] set_robust_list(0x7f00019219e0, 24 [pid 4153] set_robust_list(0x555556aaf5e0, 24 [pid 4149] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... set_robust_list resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4154] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4153] <... set_robust_list resumed>) = 0 [pid 4149] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4155 attached [pid 4154] <... bpf resumed>) = 3 [pid 4153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] <... prctl resumed>) = 0 [pid 4154] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4153] setpgid(0, 0 [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4155] set_robust_list(0x7f00019009e0, 24 [pid 4153] <... setpgid resumed>) = 0 [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] <... futex resumed>) = 0 [pid 4154] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4154] <... socket resumed>) = 4 [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4155] <... set_robust_list resumed>) = 0 [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... openat resumed>) = 3 [pid 4152] <... futex resumed>) = 0 [pid 4154] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4154] <... socket resumed>) = 5 [pid 4153] write(3, "1000", 4 [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] <... openat resumed>) = 6 [pid 4154] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... write resumed>) = 4 [pid 4152] <... futex resumed>) = 0 [pid 4155] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4153] close(3 [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4155] <... futex resumed>) = 1 [pid 4154] <... connect resumed>) = 0 [pid 4153] <... close resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4155] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4152] <... futex resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4149] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4155] <... mmap resumed>) = 0x20000000 [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... mmap resumed>) = 0x7f0001901000 [pid 4152] <... futex resumed>) = 0 [pid 4140] <... write resumed>) = 0 [pid 4155] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4153] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4155] <... futex resumed>) = 0 [pid 4154] <... ioctl resumed>) = 0 [pid 4153] <... mprotect resumed>) = 0 [pid 4149] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] write(4, NULL, 0 [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4149] <... futex resumed>) = 0 [pid 4154] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4149] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... clone resumed>, parent_tid=[4156], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4156 [pid 4152] <... futex resumed>) = 0 [pid 4154] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] <... sendmsg resumed>) = 16744448 [pid 4153] <... futex resumed>) = 0 [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4140] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] exit_group(0) = ? [pid 4147] <... futex resumed>) = ? [pid 4140] <... futex resumed>) = ? [pid 4140] +++ exited with 0 +++ ./strace-static-x86_64: Process 4156 attached [pid 4147] +++ exited with 0 +++ [pid 4138] +++ exited with 0 +++ [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4138, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4156] set_robust_list(0x7f00019219e0, 24 [pid 4151] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4151] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] <... set_robust_list resumed>) = 0 [pid 4156] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4157 [pid 4156] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4149] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4156] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4156] <... socket resumed>) = 4 [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4156] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... futex resumed>) = 0 [pid 4152] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4157 attached [pid 4156] <... socket resumed>) = 5 [pid 4152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4157] set_robust_list(0x555556aaf5e0, 24 [pid 4152] <... mmap resumed>) = 0x7f00018e0000 [pid 4157] <... set_robust_list resumed>) = 0 [pid 4152] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... mprotect resumed>) = 0 [pid 4157] <... prctl resumed>) = 0 [pid 4152] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4157] setpgid(0, 0 [pid 4156] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4157] <... setpgid resumed>) = 0 [pid 4156] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... clone resumed>, parent_tid=[4158], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4158 [pid 4157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... futex resumed>) = 0 [pid 4152] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... openat resumed>) = 3 [pid 4152] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4158 attached [pid 4157] write(3, "1000", 4 [pid 4156] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4158] set_robust_list(0x7f00019009e0, 24 [pid 4157] <... write resumed>) = 4 [pid 4156] <... connect resumed>) = 0 [pid 4158] <... set_robust_list resumed>) = 0 [pid 4157] close(3 [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4157] <... close resumed>) = 0 [pid 4154] <... sendmsg resumed>) = 16744448 [pid 4158] <... openat resumed>) = 6 [pid 4157] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... futex resumed>) = 0 [pid 4158] <... futex resumed>) = 1 [pid 4157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4156] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4158] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] <... mmap resumed>) = 0x7f0001901000 [pid 4153] <... futex resumed>) = 0 [pid 4152] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4152] <... futex resumed>) = 0 [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4158] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4157] <... mprotect resumed>) = 0 [pid 4153] <... futex resumed>) = 0 [pid 4152] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4158] <... mmap resumed>) = 0x20000000 [pid 4157] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4156] <... ioctl resumed>) = 0 [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4158] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4158] <... futex resumed>) = 1 [pid 4157] <... clone resumed>, parent_tid=[4159], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4159 [pid 4156] <... futex resumed>) = 0 [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... futex resumed>) = 0 [pid 4158] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4153] <... futex resumed>) = 0 [pid 4152] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 4152] <... futex resumed>) = 0 [pid 4158] write(4, NULL, 0 [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4159 attached [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4139] <... write resumed>) = 0 [pid 4159] set_robust_list(0x7f00019219e0, 24 [pid 4139] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4159] <... set_robust_list resumed>) = 0 [pid 4139] <... futex resumed>) = 0 syzkaller login: [ 59.036682][ T4150] ------------[ cut here ]------------ [ 59.071956][ T4150] WARNING: CPU: 0 PID: 4150 at net/kcm/kcmsock.c:629 kcm_write_msgs+0x10ba/0x1990 [pid 4137] exit_group(0 [pid 4159] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4148] <... futex resumed>) = ? [pid 4137] <... exit_group resumed>) = ? [pid 4159] <... bpf resumed>) = 3 [pid 4154] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4148] +++ exited with 0 +++ [pid 4139] +++ exited with 0 +++ [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 0 [pid 4159] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4154] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] +++ exited with 0 +++ [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4137, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4159] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] restart_syscall(<... resuming interrupted clone ...> [pid 4159] <... socket resumed>) = 4 [pid 3617] <... restart_syscall resumed>) = 0 [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 4159] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4160 [pid 4159] <... socket resumed>) = 5 [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 4159] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4159] <... connect resumed>) = 0 [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4160 attached [pid 4159] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4160] set_robust_list(0x555556aaf5e0, 24 [pid 4159] <... ioctl resumed>) = 0 [pid 4160] <... set_robust_list resumed>) = 0 [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4159] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4152] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4160] <... prctl resumed>) = 0 [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] setpgid(0, 0 [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4160] <... setpgid resumed>) = 0 [pid 4159] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4157] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4153] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4153] <... futex resumed>) = 0 [pid 4160] write(3, "1000", 4 [pid 4153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4160] <... write resumed>) = 4 [pid 4153] <... mmap resumed>) = 0x7f00018e0000 [pid 4160] close(3) = 0 [pid 4153] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4160] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4153] <... mprotect resumed>) = 0 [pid 4160] <... mmap resumed>) = 0x7f0001901000 [pid 4153] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [ 59.140917][ T4150] Modules linked in: [ 59.151613][ T4150] CPU: 0 PID: 4150 Comm: syz-executor172 Not tainted 5.19.0-rc4-syzkaller-00205-g34074da5424c #0 [pid 4160] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4153] <... clone resumed>, parent_tid=[4161], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4161 [pid 4160] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4156] <... sendmsg resumed>) = 16744448 [pid 4153] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] <... clone resumed>, parent_tid=[4162], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4162 [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4162 attached [pid 4162] set_robust_list(0x7f00019219e0, 24./strace-static-x86_64: Process 4161 attached ) = 0 [pid 4153] <... futex resumed>) = 0 [pid 4162] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4161] set_robust_list(0x7f00019009e0, 24 [pid 4157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4153] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4162] <... bpf resumed>) = 3 [pid 4161] <... set_robust_list resumed>) = 0 [pid 4157] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4157] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4162] <... futex resumed>) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4161] <... openat resumed>) = 6 [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... mmap resumed>) = 0x7f00018e0000 [pid 4156] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4157] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4162] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4157] <... mprotect resumed>) = 0 [pid 4162] <... socket resumed>) = 4 [pid 4161] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4162] <... futex resumed>) = 1 [pid 4161] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] <... futex resumed>) = 0 [pid 4157] <... clone resumed>, parent_tid=[4163], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4163 [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4157] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = 1 [pid 4162] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 59.208860][ T4150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [pid 4157] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4162] <... socket resumed>) = 5 [pid 4156] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4155] <... write resumed>) = 0 [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4163 attached [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] set_robust_list(0x7f00019009e0, 24 [pid 4162] <... futex resumed>) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4163] <... set_robust_list resumed>) = 0 [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... mmap resumed>) = 0x20000000 [pid 4163] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4163] <... openat resumed>) = 6 [pid 4162] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] <... connect resumed>) = 0 [pid 4156] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = 0 [pid 4163] <... futex resumed>) = 1 [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... futex resumed>) = 0 [pid 4156] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4157] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... futex resumed>) = 0 [pid 4163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4159] <... sendmsg resumed>) = 16744448 [pid 4157] <... futex resumed>) = 0 [pid 4155] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4157] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] <... mmap resumed>) = 0x20000000 [pid 4162] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] <... ioctl resumed>) = 0 [pid 4149] exit_group(0 [pid 4163] <... futex resumed>) = 1 [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = ? [pid 4149] <... exit_group resumed>) = ? [pid 4163] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4157] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] +++ exited with 0 +++ [pid 4163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... futex resumed>) = 0 [ 59.260704][ T4150] RIP: 0010:kcm_write_msgs+0x10ba/0x1990 [ 59.275965][ T4150] Code: 07 00 00 48 8b 44 24 68 45 31 e4 48 8b 74 24 08 48 89 70 10 e9 d5 f3 ff ff e8 32 8a f9 f8 0f 0b e9 09 f5 ff ff e8 26 8a f9 f8 <0f> 0b 41 bc ea ff ff ff e9 b7 f3 ff ff e8 14 8a f9 f8 48 8b 7c 24 [ 59.296002][ T4150] RSP: 0018:ffffc900039ef9a0 EFLAGS: 00010293 [ 59.302824][ T4150] RAX: 0000000000000000 RBX: 00000000000000c0 RCX: 0000000000000000 [pid 4163] write(4, NULL, 0 [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4157] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4162] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4159] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] <... write resumed>) = 0 [pid 4156] write(4, NULL, 0 [pid 4155] <... futex resumed>) = ? [pid 4153] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4159] <... futex resumed>) = 0 [pid 4158] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] exit_group(0 [pid 4154] <... futex resumed>) = ? [pid 4152] <... exit_group resumed>) = ? [pid 4154] +++ exited with 0 +++ [pid 4155] +++ exited with 0 +++ [pid 4149] +++ exited with 0 +++ [pid 4158] <... futex resumed>) = ? [pid 4159] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4158] +++ exited with 0 +++ [pid 4152] +++ exited with 0 +++ [pid 3623] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4149, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4152, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 3623] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4164 [pid 3623] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4165 [pid 4157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 4165 attached [ 59.310827][ T4150] RDX: ffff888018148000 RSI: ffffffff8880dc8a RDI: 0000000000000001 [ 59.319414][ T4150] RBP: ffff888079dbb8c0 R08: 0000000000000001 R09: 0000000000000000 [ 59.329640][ T4150] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000008000 [ 59.338918][ T4150] R13: ffff8880729079c0 R14: ffff888079dbb800 R15: 0000000000000000 [ 59.347291][ T4150] FS: 00007f0001900700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 ./strace-static-x86_64: Process 4164 attached [pid 4165] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4164] set_robust_list(0x555556aaf5e0, 24 [pid 4165] <... prctl resumed>) = 0 [pid 4164] <... set_robust_list resumed>) = 0 [pid 4160] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4160] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] <... prctl resumed>) = 0 [pid 4160] <... futex resumed>) = 0 [pid 4164] setpgid(0, 0 [pid 4160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4164] <... setpgid resumed>) = 0 [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4164] write(3, "1000", 4) = 4 [pid 4164] close(3) = 0 [pid 4164] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4164] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4164] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4166], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4166 [pid 4165] setpgid(0, 0 [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... setpgid resumed>) = 0 [pid 4164] <... futex resumed>) = 0 [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4160] <... mmap resumed>) = 0x7f00018e0000 [pid 4160] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4160] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4160] <... clone resumed>, parent_tid=[4167], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4167 ./strace-static-x86_64: Process 4166 attached [pid 4165] write(3, "1000", 4 [pid 4160] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] set_robust_list(0x7f00019219e0, 24 [pid 4165] <... write resumed>) = 4 [pid 4162] <... sendmsg resumed>) = 16744448 [pid 4160] <... futex resumed>) = 0 [pid 4153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4166] <... set_robust_list resumed>) = 0 [pid 4165] close(3 [pid 4160] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4167 attached [pid 4166] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4165] <... close resumed>) = 0 [pid 4167] set_robust_list(0x7f00019009e0, 24 [pid 4166] <... bpf resumed>) = 3 [pid 4165] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4167] <... set_robust_list resumed>) = 0 [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... futex resumed>) = 0 [pid 4167] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4166] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4167] <... openat resumed>) = 6 [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4167] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4167] <... futex resumed>) = 1 [pid 4166] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] <... futex resumed>) = 0 [pid 4167] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] <... socket resumed>) = 4 [pid 4165] <... mmap resumed>) = 0x7f0001901000 [pid 4162] <... futex resumed>) = 0 [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4162] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4160] <... futex resumed>) = 0 [pid 4166] <... futex resumed>) = 1 [pid 4165] <... mprotect resumed>) = 0 [pid 4164] <... futex resumed>) = 0 [pid 4162] <... mmap resumed>) = 0x20000000 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [ 59.401025][ T4150] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.409238][ T4150] CR2: 0000000021000000 CR3: 000000006f962000 CR4: 0000000000350ef0 [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4162] <... futex resumed>) = 1 [pid 4160] <... futex resumed>) = 0 [pid 4166] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4162] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4160] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... socket resumed>) = 5 [pid 4165] <... clone resumed>, parent_tid=[4168], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4168 [pid 4162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4160] <... futex resumed>) = 0 [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [ 59.450377][ T4150] Call Trace: [pid 4162] write(4, NULL, 0 [pid 4160] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4168 attached [pid 4166] <... futex resumed>) = 1 [pid 4165] <... futex resumed>) = 0 [pid 4164] <... futex resumed>) = 0 [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4166] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] set_robust_list(0x7f00019219e0, 24 [pid 4166] <... connect resumed>) = 0 [pid 4168] <... set_robust_list resumed>) = 0 [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72 [pid 4166] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4168] <... bpf resumed>) = 3 [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4168] <... futex resumed>) = 1 [pid 4166] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4165] <... futex resumed>) = 0 [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4166] <... ioctl resumed>) = 0 [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... futex resumed>) = 0 [pid 4168] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4166] <... futex resumed>) = 1 [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4164] <... futex resumed>) = 0 [pid 4168] <... socket resumed>) = 4 [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4168] <... futex resumed>) = 1 [pid 4166] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4165] <... futex resumed>) = 0 [pid 4164] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4160] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4165] <... futex resumed>) = 0 [pid 4168] <... socket resumed>) = 5 [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4165] <... futex resumed>) = 0 [pid 4144] exit_group(0 [pid 4145] <... futex resumed>) = ? [pid 4144] <... exit_group resumed>) = ? [pid 4168] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4145] +++ exited with 0 +++ [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4165] <... futex resumed>) = 0 [pid 4168] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [ 59.471066][ T4150] [ 59.474466][ T4150] kcm_sendmsg+0x1e1d/0x2430 [ 59.494602][ T4150] ? aa_sk_perm+0x30f/0xaa0 [ 59.501295][ T4150] ? kcm_tx_work+0x160/0x160 [ 59.505944][ T4150] ? find_held_lock+0x2d/0x110 [ 59.510747][ T4150] ? bpf_lsm_socket_sendmsg+0x5/0x10 [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] <... connect resumed>) = 0 [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4165] <... futex resumed>) = 0 [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] ioctl(4, SIOCPROTOPRIVATE, 0x20000180) = 0 [pid 4165] <... futex resumed>) = 0 [pid 4163] <... write resumed>) = 0 [pid 4156] <... write resumed>) = 0 [pid 4164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4164] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] <... futex resumed>) = 0 [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4168] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 59.570933][ T4150] ? kcm_tx_work+0x160/0x160 [ 59.576092][ T4150] sock_sendmsg+0xcf/0x120 [ 59.590565][ T4150] sock_write_iter+0x284/0x3c0 [ 59.597050][ T4150] ? sock_sendmsg+0x120/0x120 [ 59.603633][ T4150] ? aa_path_link+0x2f0/0x2f0 [ 59.608349][ T4150] new_sync_write+0x38a/0x560 [ 59.613477][ T4150] ? new_sync_read+0x5f0/0x5f0 [pid 4165] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4165] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4164] <... mmap resumed>) = 0x7f00018e0000 [pid 4163] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4163] <... futex resumed>) = 0 [pid 4157] exit_group(0 [pid 4153] exit_group(0 [pid 4164] <... mprotect resumed>) = 0 [pid 4157] <... exit_group resumed>) = ? [pid 4164] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4163] +++ exited with 0 +++ [pid 4164] <... clone resumed>, parent_tid=[4169], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4169 [pid 4164] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4164] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4159] <... futex resumed>) = ? ./strace-static-x86_64: Process 4169 attached [pid 4169] set_robust_list(0x7f00019009e0, 24) = 0 [pid 4169] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 [pid 4159] +++ exited with 0 +++ [pid 4157] +++ exited with 0 +++ [pid 4161] <... futex resumed>) = ? [pid 4153] <... exit_group resumed>) = ? [pid 4156] <... futex resumed>) = ? [pid 4169] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4157, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4169] <... futex resumed>) = 1 [pid 4166] <... sendmsg resumed>) = 16744448 [pid 4164] <... futex resumed>) = 0 [pid 4161] +++ exited with 0 +++ [pid 4156] +++ exited with 0 +++ [pid 4153] +++ exited with 0 +++ [pid 4169] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4164] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] <... mmap resumed>) = 0x20000000 [pid 4164] <... futex resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4153, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 4169] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4169] <... futex resumed>) = 0 [pid 4164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4169] write(4, NULL, 0 [pid 4164] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4170 [pid 4164] <... futex resumed>) = 0 [pid 4164] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556aaf5d0) = 4171 ./strace-static-x86_64: Process 4170 attached [pid 4170] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4170] setpgid(0, 0 [pid 4166] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] <... setpgid resumed>) = 0 [pid 4166] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4171 attached [pid 4170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4166] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] set_robust_list(0x555556aaf5e0, 24 [pid 4170] <... openat resumed>) = 3 [ 59.618269][ T4150] ? __fget_files+0x248/0x440 [ 59.641061][ T4150] ? lock_downgrade+0x6e0/0x6e0 [pid 4171] <... set_robust_list resumed>) = 0 [pid 4170] write(3, "1000", 4) = 4 [pid 4170] close(3) = 0 [pid 4170] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4170] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4170] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4172], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4172 [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4171] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 ./strace-static-x86_64: Process 4172 attached [pid 4172] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4172] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] setpgid(0, 0 [pid 4165] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] <... futex resumed>) = 1 [pid 4171] <... setpgid resumed>) = 0 [pid 4170] <... futex resumed>) = 0 [pid 4165] <... futex resumed>) = 0 [pid 4172] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4172] <... socket resumed>) = 4 [pid 4171] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4170] <... futex resumed>) = 0 [pid 4165] <... mmap resumed>) = 0x7f00018e0000 [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4172] <... futex resumed>) = 0 [pid 4170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4172] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4171] <... openat resumed>) = 3 [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] <... mprotect resumed>) = 0 [pid 4172] <... socket resumed>) = 5 [pid 4171] write(3, "1000", 4 [pid 4170] <... futex resumed>) = 0 [pid 4165] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4171] <... write resumed>) = 4 [pid 4172] <... futex resumed>) = 0 [pid 4171] close(3 [pid 4170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4165] <... clone resumed>, parent_tid=[4173], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4173 [pid 4172] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] <... close resumed>) = 0 [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4165] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4170] <... futex resumed>) = 0 [pid 4165] <... futex resumed>) = 0 [pid 4172] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [ 59.671319][ T4150] ? _raw_spin_lock_irq+0x41/0x50 [ 59.678171][ T4150] ? bpf_lsm_file_permission+0x5/0x10 [pid 4171] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4173 attached [pid 4172] <... connect resumed>) = 0 [pid 4171] <... futex resumed>) = 0 [pid 4173] set_robust_list(0x7f00019009e0, 24 [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4173] <... set_robust_list resumed>) = 0 [pid 4172] <... futex resumed>) = 1 [pid 4170] <... futex resumed>) = 0 [pid 4173] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4172] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4173] <... openat resumed>) = 6 [pid 4172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4170] <... futex resumed>) = 0 [pid 4173] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4173] <... futex resumed>) = 0 [pid 4172] <... ioctl resumed>) = 0 [pid 4173] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4170] <... futex resumed>) = 0 [pid 4172] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4170] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4170] <... futex resumed>) = 0 [pid 4172] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4170] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] <... mmap resumed>) = 0x7f0001901000 [pid 4165] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE [pid 4165] <... futex resumed>) = 1 [pid 4173] <... futex resumed>) = 0 [pid 4173] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4165] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4173] <... mmap resumed>) = 0x20000000 [pid 4171] <... mprotect resumed>) = 0 [pid 4173] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4173] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4165] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000 [pid 4173] <... futex resumed>) = 0 [pid 4165] <... futex resumed>) = 1 [pid 4173] write(4, NULL, 0 [pid 4171] <... clone resumed>, parent_tid=[4174], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4174 [pid 4165] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 59.730942][ T4150] ? security_file_permission+0xab/0xd0 [ 59.741156][ T4150] vfs_write+0x7c0/0xac0 [ 59.745554][ T4150] ksys_write+0x1e8/0x250 [ 59.749928][ T4150] ? __ia32_sys_read+0xb0/0xb0 [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4168] <... sendmsg resumed>) = 16744448 [pid 4162] <... write resumed>) = 0 [pid 4168] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4174 attached [pid 4174] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4174] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4174] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4174] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] <... futex resumed>) = 0 [pid 4168] <... futex resumed>) = 0 [pid 4162] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] <... futex resumed>) = 0 [pid 4160] exit_group(0 [pid 4174] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = 1 [pid 4170] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4167] <... futex resumed>) = ? [pid 4160] <... exit_group resumed>) = ? [pid 4174] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4170] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4167] +++ exited with 0 +++ [pid 4174] <... socket resumed>) = 4 [pid 4170] <... futex resumed>) = 0 [pid 4174] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4174] <... futex resumed>) = 0 [pid 4170] <... mmap resumed>) = 0x7f00018e0000 [pid 4174] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4170] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4170] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4162] +++ exited with 0 +++ [pid 4160] +++ exited with 0 +++ [pid 4165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4170] <... clone resumed>, parent_tid=[4175], tls=0x7f0001900700, child_tidptr=0x7f00019009d0) = 4175 [pid 4170] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4170] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4160, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 4174] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = 1 ./strace-static-x86_64: Process 4175 attached [pid 4174] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4175] set_robust_list(0x7f00019009e0, 24 [pid 4174] <... socket resumed>) = 5 [pid 4175] <... set_robust_list resumed>) = 0 [pid 4174] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4174] <... futex resumed>) = 1 [ 59.771231][ T4150] ? lockdep_hardirqs_on+0x79/0x100 [ 59.776578][ T4150] ? _raw_spin_unlock_irq+0x2a/0x40 [ 59.782130][ T4150] ? ptrace_notify+0xfa/0x140 [ 59.786838][ T4150] do_syscall_64+0x35/0xb0 [ 59.792087][ T4150] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [pid 4171] <... futex resumed>) = 0 [pid 4175] <... openat resumed>) = 6 [pid 4174] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4175] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4170] <... futex resumed>) = 0 [pid 4175] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 6, 0 [pid 4170] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4170] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4175] <... mmap resumed>) = 0x20000000 [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4175] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4170] <... futex resumed>) = 0 [pid 4175] write(4, NULL, 0 [pid 4170] futex(0x7f00019f8438, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4170] futex(0x7f00019f843c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4174] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = 1 [pid 4174] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0 [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4174] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4174] <... futex resumed>) = 0 [pid 4174] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4174] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = 1 [pid 3617] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4176 [pid 4174] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4174] <... ioctl resumed>) = 0 [pid 4174] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4171] <... futex resumed>) = 0 [pid 4174] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4171] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4176 attached [pid 4174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4171] <... futex resumed>) = 0 [pid 4176] set_robust_list(0x555556aaf5e0, 24 [ 59.830965][ T4150] RIP: 0033:0x7f000196fc99 [ 59.836062][ T4150] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 4174] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4171] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4176] <... set_robust_list resumed>) = 0 [pid 4172] <... sendmsg resumed>) = 16744448 [pid 4170] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4172] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] <... prctl resumed>) = 0 [pid 4172] <... futex resumed>) = 0 [pid 4176] setpgid(0, 0 [pid 4172] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] <... setpgid resumed>) = 0 [pid 4176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4176] write(3, "1000", 4) = 4 [pid 4176] close(3) = 0 [pid 4176] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4176] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4176] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4177], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4177 [pid 4169] <... write resumed>) = 0 [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4177 attached [pid 4177] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4177] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4177] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4176] <... futex resumed>) = 0 [pid 4177] socket(AF_KCM, SOCK_SEQPACKET, KCMPROTO_CONNECTED [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... socket resumed>) = 4 [pid 4176] <... futex resumed>) = 0 [pid 4171] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4177] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4169] <... futex resumed>) = 0 [pid 4171] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... futex resumed>) = 0 [pid 4176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4169] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] exit_group(0 [pid 4177] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [ 59.930563][ T4150] RSP: 002b:00007f00019002f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4169] <... futex resumed>) = ? [pid 4166] <... futex resumed>) = ? [pid 4171] <... futex resumed>) = 0 [pid 4164] <... exit_group resumed>) = ? [pid 4177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4176] <... futex resumed>) = 0 [pid 4169] +++ exited with 0 +++ [pid 4166] +++ exited with 0 +++ [pid 4164] +++ exited with 0 +++ [pid 4177] socket(AF_INET6, SOCK_RAW|SOCK_NONBLOCK, IPPROTO_TCP [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4177] <... socket resumed>) = 5 [pid 3616] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4164, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 4177] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] restart_syscall(<... resuming interrupted clone ...> [pid 4177] <... futex resumed>) = 1 [pid 4176] <... futex resumed>) = 0 [pid 4177] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4176] <... futex resumed>) = 0 [pid 4177] connect(5, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28 [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... restart_syscall resumed>) = 0 [pid 4177] <... connect resumed>) = 0 [pid 4177] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4176] <... futex resumed>) = 0 [pid 3616] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4177] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4176] <... futex resumed>) = 0 [pid 3616] <... clone resumed>, child_tidptr=0x555556aaf5d0) = 4178 [pid 4177] ioctl(4, SIOCPROTOPRIVATE, 0x20000180 [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4177] <... ioctl resumed>) = 0 [pid 4177] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4176] <... futex resumed>) = 0 [pid 4177] futex(0x7f00019f8428, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4176] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000 [pid 4177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4176] <... futex resumed>) = 0 [pid 4177] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\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"..., iov_len=4294966759}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 4176] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4173] <... write resumed>) = 0 [pid 4171] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 4178 attached [pid 4173] futex(0x7f00019f843c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4178] set_robust_list(0x555556aaf5e0, 24) = 0 [pid 4178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4178] setpgid(0, 0) = 0 [pid 4178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4173] <... futex resumed>) = 0 [pid 4178] <... openat resumed>) = 3 [pid 4178] write(3, "1000", 4) = 4 [pid 4178] close(3) = 0 [pid 4178] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0001901000 [pid 4178] mprotect(0x7f0001902000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4178] clone(child_stack=0x7f00019213f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[4179], tls=0x7f0001921700, child_tidptr=0x7f00019219d0) = 4179 [pid 4178] futex(0x7f00019f8428, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4178] futex(0x7f00019f842c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4173] futex(0x7f00019f8438, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4165] exit_group(0 [pid 4171] <... mmap resumed>) = 0x7f00018e0000 [ 59.972701][ T4150] RAX: ffffffffffffffda RBX: 00007f00019f8430 RCX: 00007f000196fc99 [ 59.988260][ T4150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 59.997770][ T4150] RBP: 00007f00019c598c R08: 0000000000000000 R09: 0000000000000000 [ 60.006997][ T4150] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f00019c5068 [pid 4173] <... futex resumed>) = ? [pid 4171] mprotect(0x7f00018e1000, 131072, PROT_READ|PROT_WRITE [pid 4168] <... futex resumed>) = ? [pid 4165] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 4179 attached [pid 4179] set_robust_list(0x7f00019219e0, 24) = 0 [pid 4179] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=3, insns=0x20000280, license="syzkaller", log_level=4, log_size=1078, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [pid 4179] futex(0x7f00019f842c, FUTEX_WAKE_PRIVATE, 1000000 [pid 4173] +++ exited with 0 +++ [pid 4171] <... mprotect resumed>) = 0 [pid 4168] +++ exited with 0 +++ [pid 4179] <... futex resumed>) = 1 [pid 4178] <... futex resumed>) = 0 [ 60.016323][ T4150] R13: 656c6c616b7a7973 R14: 0100000000000000 R15: 00007f00019f8438 [ 60.028037][ T4150] [ 60.032009][ T4150] Kernel panic - not syncing: panic_on_warn set ... [ 60.038638][ T4150] CPU: 0 PID: 4150 Comm: syz-executor172 Not tainted 5.19.0-rc4-syzkaller-00205-g34074da5424c #0 [ 60.049157][ T4150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 [ 60.059230][ T4150] Call Trace: [ 60.062518][ T4150] [ 60.065457][ T4150] dump_stack_lvl+0xcd/0x134 [ 60.070070][ T4150] panic+0x2d7/0x636 [ 60.073979][ T4150] ? panic_print_sys_info.part.0+0x10b/0x10b [ 60.079985][ T4150] ? __warn.cold+0x1d1/0x2c5 [ 60.084597][ T4150] ? kcm_write_msgs+0x10ba/0x1990 [ 60.089646][ T4150] __warn.cold+0x1e2/0x2c5 [ 60.094092][ T4150] ? kcm_write_msgs+0x10ba/0x1990 [ 60.099139][ T4150] report_bug+0x1bc/0x210 [ 60.103497][ T4150] handle_bug+0x3c/0x60 [ 60.107677][ T4150] exc_invalid_op+0x14/0x40 [ 60.112211][ T4150] asm_exc_invalid_op+0x1b/0x20 [ 60.117096][ T4150] RIP: 0010:kcm_write_msgs+0x10ba/0x1990 [ 60.122757][ T4150] Code: 07 00 00 48 8b 44 24 68 45 31 e4 48 8b 74 24 08 48 89 70 10 e9 d5 f3 ff ff e8 32 8a f9 f8 0f 0b e9 09 f5 ff ff e8 26 8a f9 f8 <0f> 0b 41 bc ea ff ff ff e9 b7 f3 ff ff e8 14 8a f9 f8 48 8b 7c 24 [ 60.142561][ T4150] RSP: 0018:ffffc900039ef9a0 EFLAGS: 00010293 [ 60.148653][ T4150] RAX: 0000000000000000 RBX: 00000000000000c0 RCX: 0000000000000000 [ 60.156648][ T4150] RDX: ffff888018148000 RSI: ffffffff8880dc8a RDI: 0000000000000001 [ 60.164644][ T4150] RBP: ffff888079dbb8c0 R08: 0000000000000001 R09: 0000000000000000 [ 60.172637][ T4150] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000008000 [ 60.180631][ T4150] R13: ffff8880729079c0 R14: ffff888079dbb800 R15: 0000000000000000 [ 60.188725][ T4150] ? kcm_write_msgs+0x10ba/0x1990 [ 60.193801][ T4150] kcm_sendmsg+0x1e1d/0x2430 [ 60.198435][ T4150] ? aa_sk_perm+0x30f/0xaa0 [ 60.202974][ T4150] ? kcm_tx_work+0x160/0x160 [ 60.207587][ T4150] ? find_held_lock+0x2d/0x110 [ 60.212383][ T4150] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 60.217689][ T4150] ? kcm_tx_work+0x160/0x160 [ 60.222294][ T4150] sock_sendmsg+0xcf/0x120 [ 60.226728][ T4150] sock_write_iter+0x284/0x3c0 [ 60.231506][ T4150] ? sock_sendmsg+0x120/0x120 [ 60.236220][ T4150] ? aa_path_link+0x2f0/0x2f0 [ 60.240932][ T4150] new_sync_write+0x38a/0x560 [ 60.245638][ T4150] ? new_sync_read+0x5f0/0x5f0 [ 60.250432][ T4150] ? __fget_files+0x248/0x440 [ 60.255139][ T4150] ? lock_downgrade+0x6e0/0x6e0 [ 60.260023][ T4150] ? _raw_spin_lock_irq+0x41/0x50 [ 60.265101][ T4150] ? bpf_lsm_file_permission+0x5/0x10 [ 60.270508][ T4150] ? security_file_permission+0xab/0xd0 [ 60.276105][ T4150] vfs_write+0x7c0/0xac0 [ 60.280385][ T4150] ksys_write+0x1e8/0x250 [ 60.284753][ T4150] ? __ia32_sys_read+0xb0/0xb0 [ 60.289548][ T4150] ? lockdep_hardirqs_on+0x79/0x100 [ 60.294776][ T4150] ? _raw_spin_unlock_irq+0x2a/0x40 [ 60.300005][ T4150] ? ptrace_notify+0xfa/0x140 [ 60.304725][ T4150] do_syscall_64+0x35/0xb0 [ 60.309177][ T4150] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 60.315110][ T4150] RIP: 0033:0x7f000196fc99 [ 60.319550][ T4150] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 60.339183][ T4150] RSP: 002b:00007f00019002f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.347619][ T4150] RAX: ffffffffffffffda RBX: 00007f00019f8430 RCX: 00007f000196fc99 [ 60.355705][ T4150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 60.363700][ T4150] RBP: 00007f00019c598c R08: 0000000000000000 R09: 0000000000000000 [ 60.371784][ T4150] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f00019c5068 [ 60.379778][ T4150] R13: 656c6c616b7a7973 R14: 0100000000000000 R15: 00007f00019f8438 [ 60.387788][ T4150] [ 60.391678][ T4150] Kernel Offset: disabled [ 60.396076][ T4150] Rebooting in 86400 seconds.. [pid 4171] clone(child_stack=0x7f00019003f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID