./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1116861970 <...> Warning: Permanently added '10.128.1.9' (ED25519) to the list of known hosts. execve("./syz-executor1116861970", ["./syz-executor1116861970"], 0x7ffe01225f60 /* 10 vars */) = 0 brk(NULL) = 0x55556766e000 brk(0x55556766ed40) = 0x55556766ed40 arch_prctl(ARCH_SET_FS, 0x55556766e3c0) = 0 set_tid_address(0x55556766e690) = 5066 set_robust_list(0x55556766e6a0, 24) = 0 rseq(0x55556766ece0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1116861970", 4096) = 28 getrandom("\x1d\x55\x6c\xa3\x47\xd1\x5c\x9f", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556766ed40 brk(0x55556768fd40) = 0x55556768fd40 brk(0x555567690000) = 0x555567690000 mprotect(0x7f4cc416b000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("/syzcgroup", 0777) = 0 mkdir("/syzcgroup/unified", 0777) = 0 mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL) = 0 chmod("/syzcgroup/unified", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/unified/cgroup.subtree_control", O_WRONLY) = 3 write(3, "+cpu", 4) = 4 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 [ 65.336216][ T5066] cgroup: Unknown subsys name 'net' umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuacct") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "hugetlb") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "rlimit") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/cpu", "cgroup", 0, "memory") = 0 umount2("/syzcgroup/cpu", 0) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) [ 65.539651][ T5066] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb,memory") = 0 chmod("/syzcgroup/cpu", 0777) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cgroup.clone_children", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/syzcgroup/cpu/cpuset.memory_pressure_enabled", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55556766e690) = 5067 ./strace-static-x86_64: Process 5067 attached [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] set_robust_list(0x55556766e6a0, 24) = 0 ./strace-static-x86_64: Process 5068 attached [pid 5066] <... clone resumed>, child_tidptr=0x55556766e690) = 5068 [pid 5068] set_robust_list(0x55556766e6a0, 24 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] mkdir("./syzkaller.dUSM3y", 0700 [pid 5068] <... set_robust_list resumed>) = 0 [pid 5068] mkdir("./syzkaller.4T6xxk", 0700 [pid 5067] <... mkdir resumed>) = 0 [pid 5067] chmod("./syzkaller.dUSM3y", 0777./strace-static-x86_64: Process 5069 attached [pid 5068] <... mkdir resumed>) = 0 [pid 5067] <... chmod resumed>) = 0 [pid 5068] chmod("./syzkaller.4T6xxk", 0777 [pid 5066] <... clone resumed>, child_tidptr=0x55556766e690) = 5069 [pid 5069] set_robust_list(0x55556766e6a0, 24 [pid 5067] chdir("./syzkaller.dUSM3y" [pid 5069] <... set_robust_list resumed>) = 0 [pid 5068] <... chmod resumed>) = 0 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5067] <... chdir resumed>) = 0 [pid 5068] chdir("./syzkaller.4T6xxk") = 0 [pid 5068] unshare(CLONE_NEWPID./strace-static-x86_64: Process 5070 attached [pid 5069] mkdir("./syzkaller.yLkRN7", 0700 [pid 5068] <... unshare resumed>) = 0 [pid 5067] unshare(CLONE_NEWPID [pid 5066] <... clone resumed>, child_tidptr=0x55556766e690) = 5070 [pid 5066] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5070] set_robust_list(0x55556766e6a0, 24 [pid 5067] <... unshare resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5071 attached ./strace-static-x86_64: Process 5072 attached [pid 5070] <... set_robust_list resumed>) = 0 [pid 5069] <... mkdir resumed>) = 0 [pid 5067] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5066] <... clone resumed>, child_tidptr=0x55556766e690) = 5071 [pid 5072] set_robust_list(0x55556766e6a0, 24) = 0 [pid 5072] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5070] mkdir("./syzkaller.taFXnW", 0700 [pid 5069] chmod("./syzkaller.yLkRN7", 0777 [pid 5071] set_robust_list(0x55556766e6a0, 24 [pid 5072] <... mount resumed>) = -1 EBUSY (Device or resource busy) ./strace-static-x86_64: Process 5073 attached [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5071] <... set_robust_list resumed>) = 0 [pid 5073] set_robust_list(0x55556766e6a0, 24 [pid 5072] <... prctl resumed>) = 0 [pid 5069] <... chmod resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x55556766e690) = 5072 [pid 5073] <... set_robust_list resumed>) = 0 [pid 5072] setsid( [pid 5073] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5072] <... setsid resumed>) = 1 [pid 5071] mkdir("./syzkaller.8ExN3i", 0700 [pid 5072] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5073] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5072] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5069] chdir("./syzkaller.yLkRN7" [pid 5072] <... prlimit64 resumed>NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] <... prlimit64 resumed>NULL) = 0 [pid 5070] <... mkdir resumed>) = 0 [pid 5073] <... prctl resumed>) = 0 [pid 5072] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5073] setsid( [pid 5072] <... prlimit64 resumed>NULL) = 0 [pid 5073] <... setsid resumed>) = 1 [pid 5072] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5073] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5071] <... mkdir resumed>) = 0 [pid 5070] chmod("./syzkaller.taFXnW", 0777 [pid 5069] <... chdir resumed>) = 0 [pid 5067] <... clone resumed>, child_tidptr=0x55556766e690) = 5073 [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5072] <... prlimit64 resumed>NULL) = 0 [pid 5073] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5072] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5072] <... prlimit64 resumed>NULL) = 0 [pid 5073] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5072] unshare(CLONE_NEWNS [pid 5069] unshare(CLONE_NEWPID [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5071] chmod("./syzkaller.8ExN3i", 0777 [pid 5070] <... chmod resumed>) = 0 [pid 5069] <... unshare resumed>) = 0 [pid 5073] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5072] <... unshare resumed>) = 0 [pid 5071] <... chmod resumed>) = 0 [pid 5070] chdir("./syzkaller.taFXnW" [pid 5069] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5070] <... chdir resumed>) = 0 [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5072] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5073] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5072] <... mount resumed>) = 0 [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5072] unshare(CLONE_NEWIPC [pid 5073] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5072] <... unshare resumed>) = 0 [pid 5070] unshare(CLONE_NEWPID [pid 5073] <... prlimit64 resumed>NULL) = 0 [pid 5070] <... unshare resumed>) = 0 [pid 5071] chdir("./syzkaller.8ExN3i" [pid 5070] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] unshare(CLONE_NEWNS) = 0 [pid 5072] unshare(CLONE_NEWCGROUP) = 0 [pid 5072] unshare(CLONE_NEWUTS) = 0 [pid 5071] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5075 attached [pid 5073] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5072] unshare(CLONE_SYSVSEM./strace-static-x86_64: Process 5074 attached [pid 5075] set_robust_list(0x55556766e6a0, 24 [pid 5073] <... mount resumed>) = 0 [pid 5072] <... unshare resumed>) = 0 [pid 5071] unshare(CLONE_NEWPID [pid 5070] <... clone resumed>, child_tidptr=0x55556766e690) = 5075 [pid 5069] <... clone resumed>, child_tidptr=0x55556766e690) = 5074 [pid 5074] set_robust_list(0x55556766e6a0, 24 [pid 5075] <... set_robust_list resumed>) = 0 [pid 5073] unshare(CLONE_NEWIPC [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5071] <... unshare resumed>) = 0 [pid 5074] <... set_robust_list resumed>) = 0 [pid 5071] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5075] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5073] <... unshare resumed>) = 0 [pid 5072] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5076 attached [pid 5074] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5075] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5071] <... clone resumed>, child_tidptr=0x55556766e690) = 5076 [pid 5076] set_robust_list(0x55556766e6a0, 24 [pid 5074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] unshare(CLONE_NEWCGROUP [pid 5072] write(3, "16777216", 8 [pid 5076] <... set_robust_list resumed>) = 0 [pid 5074] <... prctl resumed>) = 0 [pid 5075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] <... unshare resumed>) = 0 [pid 5072] <... write resumed>) = 8 [pid 5076] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5074] setsid( [pid 5075] <... prctl resumed>) = 0 [pid 5073] unshare(CLONE_NEWUTS [pid 5074] <... setsid resumed>) = 1 [pid 5075] setsid( [pid 5073] <... unshare resumed>) = 0 [pid 5072] close(3 [pid 5076] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5075] <... setsid resumed>) = 1 [pid 5072] <... close resumed>) = 0 [pid 5076] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5076] <... prctl resumed>) = 0 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5074] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5073] unshare(CLONE_SYSVSEM [pid 5072] <... openat resumed>) = 3 [pid 5075] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5076] setsid( [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5073] <... unshare resumed>) = 0 [pid 5076] <... setsid resumed>) = 1 [pid 5074] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5076] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5076] <... prlimit64 resumed>NULL) = 0 [pid 5074] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5073] <... openat resumed>) = 3 [pid 5076] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5076] <... prlimit64 resumed>NULL) = 0 [pid 5074] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5076] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5073] write(3, "16777216", 8 [pid 5076] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5074] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5073] <... write resumed>) = 8 [pid 5076] <... prlimit64 resumed>NULL) = 0 [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5073] close(3 [pid 5076] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5074] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5076] <... prlimit64 resumed>NULL) = 0 [pid 5074] <... prlimit64 resumed>NULL) = 0 [pid 5073] <... close resumed>) = 0 [pid 5076] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5074] unshare(CLONE_NEWNS [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5076] <... prlimit64 resumed>NULL) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5072] write(3, "536870912", 9 [pid 5076] unshare(CLONE_NEWNS [pid 5074] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5075] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5073] <... openat resumed>) = 3 [pid 5072] <... write resumed>) = 9 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5072] close(3 [pid 5075] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5072] <... close resumed>) = 0 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5076] <... unshare resumed>) = 0 [pid 5075] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5073] write(3, "536870912", 9 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5075] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5073] <... write resumed>) = 9 [pid 5075] <... prlimit64 resumed>NULL) = 0 [pid 5073] close(3 [pid 5076] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5075] unshare(CLONE_NEWNS [pid 5073] <... close resumed>) = 0 [pid 5076] <... mount resumed>) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5075] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5074] <... mount resumed>) = 0 [pid 5076] unshare(CLONE_NEWIPC [pid 5074] unshare(CLONE_NEWIPC [pid 5075] <... mount resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5075] unshare(CLONE_NEWIPC [pid 5072] write(3, "1024", 4 [pid 5076] <... unshare resumed>) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5073] write(3, "1024", 4 [pid 5072] <... write resumed>) = 4 [pid 5075] unshare(CLONE_NEWCGROUP [pid 5073] <... write resumed>) = 4 [pid 5072] close(3 [pid 5076] unshare(CLONE_NEWCGROUP [pid 5075] <... unshare resumed>) = 0 [pid 5073] close(3 [pid 5076] <... unshare resumed>) = 0 [pid 5075] unshare(CLONE_NEWUTS [pid 5073] <... close resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5076] unshare(CLONE_NEWUTS [pid 5074] <... unshare resumed>) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5076] <... unshare resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5076] unshare(CLONE_SYSVSEM) = 0 [pid 5072] <... openat resumed>) = 3 [pid 5074] unshare(CLONE_NEWCGROUP [pid 5075] unshare(CLONE_SYSVSEM [pid 5072] write(3, "8192", 4 [pid 5074] <... unshare resumed>) = 0 [pid 5075] <... unshare resumed>) = 0 [pid 5074] unshare(CLONE_NEWUTS [pid 5072] <... write resumed>) = 4 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5074] <... unshare resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5073] write(3, "8192", 4 [pid 5072] close(3 [pid 5076] <... openat resumed>) = 3 [pid 5074] unshare(CLONE_SYSVSEM [pid 5073] <... write resumed>) = 4 [pid 5072] <... close resumed>) = 0 [pid 5074] <... unshare resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5076] write(3, "16777216", 8 [pid 5073] close(3 [pid 5076] <... write resumed>) = 8 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5073] <... close resumed>) = 0 [pid 5076] close(3 [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5076] <... close resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] <... openat resumed>) = 3 [pid 5075] <... openat resumed>) = 3 [pid 5073] write(3, "1024", 4 [pid 5072] write(3, "1024", 4 [pid 5073] <... write resumed>) = 4 [pid 5076] write(3, "536870912", 9 [pid 5073] close(3 [pid 5076] <... write resumed>) = 9 [pid 5074] write(3, "16777216", 8 [pid 5075] write(3, "16777216", 8 [pid 5073] <... close resumed>) = 0 [pid 5072] <... write resumed>) = 4 [pid 5074] <... write resumed>) = 8 [pid 5076] close(3 [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5075] <... write resumed>) = 8 [pid 5076] <... close resumed>) = 0 [pid 5074] close(3 [pid 5073] <... openat resumed>) = 3 [pid 5072] close(3 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5072] <... close resumed>) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5075] close(3 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5076] write(3, "1024", 4 [pid 5073] write(3, "1024", 4 [pid 5076] <... write resumed>) = 4 [pid 5075] <... close resumed>) = 0 [pid 5073] <... write resumed>) = 4 [pid 5072] <... openat resumed>) = 3 [pid 5076] close(3 [pid 5073] close(3 [pid 5076] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5073] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5076] <... openat resumed>) = 3 [pid 5073] <... openat resumed>) = 3 [pid 5076] write(3, "8192", 4 [pid 5074] <... openat resumed>) = 3 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5072] write(3, "1024", 4 [pid 5074] write(3, "536870912", 9 [pid 5076] <... write resumed>) = 4 [pid 5073] write(3, "1024 1048576 500 1024", 21 [pid 5075] <... openat resumed>) = 3 [pid 5076] close(3 [pid 5074] <... write resumed>) = 9 [pid 5072] <... write resumed>) = 4 [pid 5076] <... close resumed>) = 0 [pid 5074] close(3 [pid 5073] <... write resumed>) = 21 [pid 5072] close(3 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5075] write(3, "536870912", 9 [pid 5073] close(3 [pid 5076] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5075] <... write resumed>) = 9 [pid 5072] <... close resumed>) = 0 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5075] close(3 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5076] write(3, "1024", 4 [pid 5073] <... close resumed>) = 0 [pid 5076] <... write resumed>) = 4 [pid 5073] getpid( [pid 5072] <... openat resumed>) = 3 [pid 5076] close(3 [pid 5073] <... getpid resumed>) = 1 [pid 5072] write(3, "1024 1048576 500 1024", 21 [pid 5076] <... close resumed>) = 0 [pid 5073] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5074] <... openat resumed>) = 3 [pid 5075] <... close resumed>) = 0 [pid 5073] <... capget resumed>{effective=1<) = 21 [pid 5076] <... openat resumed>) = 3 [pid 5074] write(3, "1024", 4 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5073] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5072] close(3 [pid 5074] <... write resumed>) = 4 [pid 5073] <... capset resumed>) = 0 [pid 5074] close(3 [pid 5072] <... close resumed>) = 0 [pid 5076] write(3, "1024", 4 [pid 5074] <... close resumed>) = 0 [pid 5073] unshare(CLONE_NEWNET [pid 5072] getpid( [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5072] <... getpid resumed>) = 1 [pid 5074] <... openat resumed>) = 3 [pid 5072] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5076] <... write resumed>) = 4 [pid 5072] <... capget resumed>{effective=1< [pid 5074] write(3, "8192", 4 [pid 5075] write(3, "1024", 4 [pid 5072] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5076] <... close resumed>) = 0 [pid 5074] <... write resumed>) = 4 [pid 5075] <... write resumed>) = 4 [pid 5072] <... capset resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] close(3 [pid 5075] close(3 [pid 5072] unshare(CLONE_NEWNET [pid 5076] write(3, "1024 1048576 500 1024", 21 [pid 5074] <... close resumed>) = 0 [pid 5076] <... write resumed>) = 21 [pid 5075] <... close resumed>) = 0 [pid 5076] close(3) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5076] getpid() = 1 [pid 5075] <... openat resumed>) = 3 [pid 5075] write(3, "8192", 4) = 4 [pid 5075] close(3) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5076] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 3 [pid 5076] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5075] write(3, "1024", 4 [pid 5076] <... capset resumed>) = 0 [pid 5076] unshare(CLONE_NEWNET [pid 5075] <... write resumed>) = 4 [pid 5075] close(3 [pid 5074] write(3, "1024", 4 [pid 5075] <... close resumed>) = 0 [pid 5074] <... write resumed>) = 4 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5074] close(3 [pid 5075] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] write(3, "1024", 4 [pid 5075] write(3, "1024", 4 [pid 5074] <... write resumed>) = 4 [pid 5075] <... write resumed>) = 4 [pid 5075] close(3 [pid 5074] close(3 [pid 5075] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5074] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5074] <... openat resumed>) = 3 [pid 5075] write(3, "1024 1048576 500 1024", 21 [pid 5074] write(3, "1024 1048576 500 1024", 21 [pid 5075] <... write resumed>) = 21 [pid 5074] <... write resumed>) = 21 [pid 5075] close(3 [pid 5074] close(3 [pid 5075] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5075] getpid( [pid 5074] getpid( [pid 5075] <... getpid resumed>) = 1 [pid 5074] <... getpid resumed>) = 1 [pid 5075] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5074] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5075] <... capget resumed>{effective=1<{effective=1< [pid 5074] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5075] <... capset resumed>) = 0 [pid 5074] <... capset resumed>) = 0 [pid 5075] unshare(CLONE_NEWNET [pid 5074] unshare(CLONE_NEWNET [pid 5072] <... unshare resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "0 65535", 7) = 7 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3 [pid 5072] dup2(3, 200 [pid 5076] <... unshare resumed>) = 0 [pid 5072] <... dup2 resumed>) = 200 [pid 5076] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5072] close(3) = 0 [pid 5072] ioctl(200, TUNSETIFF, 0x7ffe0b2339b0 [pid 5076] <... openat resumed>) = 3 [pid 5076] write(3, "0 65535", 7) = 7 [pid 5076] close(3 [pid 5075] <... unshare resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5076] <... close resumed>) = 0 [pid 5072] <... ioctl resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3 [pid 5076] dup2(3, 200 [pid 5072] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5076] <... dup2 resumed>) = 200 [pid 5075] write(3, "0 65535", 7) = 7 [pid 5075] close(3) = 0 [pid 5075] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3 [pid 5075] dup2(3, 200) = 200 [pid 5076] close(3 [pid 5074] <... unshare resumed>) = 0 [pid 5073] <... unshare resumed>) = 0 [pid 5072] write(3, "0", 1 [pid 5076] <... close resumed>) = 0 [pid 5075] close(3) = 0 [pid 5073] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5072] <... write resumed>) = 1 [pid 5075] ioctl(200, TUNSETIFF, 0x7ffe0b2339b0 [pid 5073] <... openat resumed>) = 3 [pid 5072] close(3 [pid 5076] ioctl(200, TUNSETIFF, 0x7ffe0b2339b0 [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5073] write(3, "0 65535", 7 [pid 5072] <... close resumed>) = 0 [pid 5073] <... write resumed>) = 7 [pid 5076] <... ioctl resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5075] <... ioctl resumed>) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5073] close(3 [pid 5074] write(3, "0 65535", 7) = 7 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5074] close(3) = 0 [pid 5074] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5074] dup2(3, 200 [pid 5076] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] write(3, "0", 1 [pid 5073] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK [pid 5074] <... dup2 resumed>) = 200 [pid 5075] write(3, "0", 1 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... write resumed>) = 1 [pid 5076] <... openat resumed>) = 3 [pid 5074] close(3 [pid 5075] <... write resumed>) = 1 [pid 5074] <... close resumed>) = 0 [pid 5076] write(3, "0", 1 [pid 5074] ioctl(200, TUNSETIFF, 0x7ffe0b2339b0 [pid 5075] close(3 [pid 5073] dup2(3, 200 [pid 5072] close(3 [pid 5076] <... write resumed>) = 1 [pid 5075] <... close resumed>) = 0 [pid 5073] <... dup2 resumed>) = 200 [pid 5072] <... close resumed>) = 0 [pid 5076] close(3 [pid 5075] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5073] close(3 [pid 5072] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5076] <... close resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] <... socket resumed>) = 3 [pid 5076] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5073] ioctl(200, TUNSETIFF, 0x7ffe0b2339b0 [pid 5076] <... openat resumed>) = 3 [pid 5075] write(3, "0", 1 [pid 5072] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... write resumed>) = 1 [pid 5072] <... socket resumed>) = 4 [pid 5075] close(3 [pid 5072] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... close resumed>) = 0 [pid 5072] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5076] write(3, "0", 1 [pid 5075] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5072] close(4 [pid 5076] <... write resumed>) = 1 [pid 5074] <... ioctl resumed>) = 0 [pid 5075] <... socket resumed>) = 3 [pid 5072] <... close resumed>) = 0 [pid 5076] close(3) = 0 [pid 5072] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] <... ioctl resumed>) = 0 [pid 5076] <... socket resumed>) = 3 [pid 5076] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... socket resumed>) = 4 [pid 5076] <... socket resumed>) = 4 [pid 5074] <... openat resumed>) = 3 [pid 5073] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5076] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] write(3, "0", 1 [pid 5076] close(4 [pid 5075] close(4 [pid 5074] <... write resumed>) = 1 [pid 5076] <... close resumed>) = 0 [pid 5074] close(3 [pid 5075] <... close resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5076] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] <... close resumed>) = 0 [pid 5075] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] write(3, "0", 1 [pid 5072] <... sendto resumed>) = 40 [pid 5076] <... sendto resumed>) = 40 [pid 5074] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5073] <... write resumed>) = 1 [pid 5076] recvfrom(3, [pid 5074] <... openat resumed>) = 3 [pid 5073] close(3 [pid 5072] recvfrom(3, [pid 5076] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] write(3, "0", 1 [pid 5075] <... sendto resumed>) = 40 [pid 5073] <... close resumed>) = 0 [pid 5072] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] <... write resumed>) = 1 [pid 5075] recvfrom(3, [pid 5073] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC [pid 5072] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] close(3 [pid 5073] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] <... socket resumed>) = 4 [pid 5074] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5073] write(3, "0", 1 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5072] <... socket resumed>) = 4 [pid 5076] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5074] <... socket resumed>) = 3 [pid 5075] <... socket resumed>) = 4 [pid 5073] <... write resumed>) = 1 [pid 5072] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] close(3 [pid 5076] close(4 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] <... close resumed>) = 0 [pid 5074] <... socket resumed>) = 4 [pid 5073] <... close resumed>) = 0 [pid 5076] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5072] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5073] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE [pid 5072] close(4 [pid 5076] <... sendto resumed>) = 64 [pid 5075] close(4 [pid 5073] <... socket resumed>) = 3 [pid 5072] <... close resumed>) = 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] <... close resumed>) = 0 [pid 5074] close(4 [pid 5075] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] recvfrom(3, [pid 5072] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] <... close resumed>) = 0 [pid 5075] <... sendto resumed>) = 64 [pid 5073] <... socket resumed>) = 4 [pid 5076] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5072] <... sendto resumed>) = 64 [pid 5076] <... socket resumed>) = 4 [pid 5075] recvfrom(3, [pid 5073] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5074] <... sendto resumed>) = 40 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5073] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5072] recvfrom(3, [pid 5076] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] recvfrom(3, [pid 5076] close(4 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] close(4 [pid 5072] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] <... close resumed>) = 0 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... socket resumed>) = 4 [pid 5073] <... close resumed>) = 0 [pid 5072] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] <... socket resumed>) = 4 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5073] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] <... sendto resumed>) = 48 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5073] <... sendto resumed>) = 40 [pid 5072] <... socket resumed>) = 4 [pid 5076] recvfrom(3, [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] close(4 [pid 5073] recvfrom(3, [pid 5072] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] close(4 [pid 5075] <... close resumed>) = 0 [pid 5076] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] <... close resumed>) = 0 [pid 5075] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5072] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5076] <... socket resumed>) = 4 [pid 5074] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] <... sendto resumed>) = 48 [pid 5073] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] recvfrom(3, [pid 5073] <... socket resumed>) = 4 [pid 5072] close(4 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5073] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] <... sendto resumed>) = 64 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5076] close(4 [pid 5074] recvfrom(3, [pid 5075] <... socket resumed>) = 4 [pid 5073] close(4 [pid 5072] <... close resumed>) = 0 [pid 5076] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5072] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5073] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] <... sendto resumed>) = 60 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5072] <... sendto resumed>) = 48 [pid 5076] recvfrom(3, [pid 5074] <... socket resumed>) = 4 [pid 5075] close(4 [pid 5073] <... sendto resumed>) = 64 [pid 5072] recvfrom(3, [pid 5076] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] <... close resumed>) = 0 [pid 5076] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] recvfrom(3, [pid 5072] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] <... socket resumed>) = 4 [pid 5074] close(4 [pid 5075] <... sendto resumed>) = 60 [pid 5073] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5072] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5074] <... close resumed>) = 0 [pid 5075] recvfrom(3, [pid 5073] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5073] <... socket resumed>) = 4 [pid 5072] <... socket resumed>) = 4 [pid 5076] close(4 [pid 5074] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5072] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5076] <... close resumed>) = 0 [pid 5074] <... sendto resumed>) = 48 [pid 5075] <... socket resumed>) = 4 [pid 5073] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5073] close(4 [pid 5072] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5073] <... close resumed>) = 0 [pid 5075] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5073] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5074] recvfrom(3, [pid 5075] close(4 [pid 5073] <... sendto resumed>) = 48 [pid 5072] close(4 [pid 5075] <... close resumed>) = 0 [pid 5073] recvfrom(3, [pid 5075] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] <... sendto resumed>) = 44 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] <... sendto resumed>) = 44 [pid 5072] <... close resumed>) = 0 [pid 5076] recvfrom(3, [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5073] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5072] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5074] <... socket resumed>) = 4 [pid 5073] <... socket resumed>) = 4 [pid 5076] close(3 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] recvfrom(3, [pid 5073] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5072] <... sendto resumed>) = 60 [pid 5076] <... close resumed>) = 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5075] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5073] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5072] recvfrom(3, [pid 5076] mkdir("/dev/binderfs", 0777 [pid 5074] close(4 [pid 5075] close(3 [pid 5073] close(4 [pid 5075] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5075] mkdir("/dev/binderfs", 0777 [pid 5073] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5074] <... close resumed>) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] <... sendto resumed>) = 60 [pid 5072] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5074] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5075] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5073] recvfrom(3, [pid 5072] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5076] <... mount resumed>) = 0 [pid 5074] <... sendto resumed>) = 60 [pid 5075] <... mount resumed>) = 0 [pid 5073] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] getpid( [pid 5074] recvfrom(3, [pid 5073] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5072] <... socket resumed>) = 4 [pid 5076] <... getpid resumed>) = 1 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] getpid( [pid 5073] <... socket resumed>) = 4 [pid 5076] mkdir("/syzcgroup/unified/syz4", 0777 [pid 5074] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0 [pid 5075] <... getpid resumed>) = 1 [pid 5073] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5072] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5075] mkdir("/syzcgroup/unified/syz3", 0777 [pid 5073] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5074] <... socket resumed>) = 4 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] close(4 [pid 5072] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5074] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun" [pid 5072] close(4 [pid 5073] <... close resumed>) = 0 [pid 5074] <... ioctl resumed>, ifr_ifindex=11}) = 0 [pid 5073] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5072] <... close resumed>) = 0 [pid 5074] close(4 [pid 5072] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5076] openat(AT_FDCWD, "/syzcgroup/unified/syz4/pids.max", O_WRONLY|O_CLOEXEC [pid 5075] openat(AT_FDCWD, "/syzcgroup/unified/syz3/pids.max", O_WRONLY|O_CLOEXEC [pid 5074] <... close resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5076] <... openat resumed>) = 3 [pid 5074] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12 [pid 5073] <... sendto resumed>) = 44 [pid 5072] <... sendto resumed>) = 44 [pid 5073] recvfrom(3, [pid 5076] write(3, "32", 2 [pid 5075] write(3, "32", 2 [pid 5073] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5072] recvfrom(3, [pid 5076] <... write resumed>) = 2 [pid 5074] <... sendto resumed>) = 44 [pid 5075] <... write resumed>) = 2 [pid 5073] close(3 [pid 5076] close(3 [pid 5074] recvfrom(3, [pid 5075] close(3 [pid 5072] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5076] <... close resumed>) = 0 [pid 5074] <... recvfrom resumed>[{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5075] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/syzcgroup/unified/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5072] close(3 [pid 5074] close(3) = 0 [pid 5074] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5076] <... openat resumed>) = 3 [pid 5075] openat(AT_FDCWD, "/syzcgroup/unified/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5073] mkdir("/dev/binderfs", 0777 [pid 5072] <... close resumed>) = 0 [pid 5076] write(3, "1", 1 [pid 5074] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5075] <... openat resumed>) = 3 [pid 5073] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5072] mkdir("/dev/binderfs", 0777 [pid 5074] <... mount resumed>) = 0 [pid 5075] write(3, "1", 1 [pid 5073] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5072] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5073] <... mount resumed>) = 0 [pid 5072] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5074] getpid() = 1 [pid 5074] mkdir("/syzcgroup/unified/syz2", 0777 [pid 5076] <... write resumed>) = 1 [pid 5074] <... mkdir resumed>) = 0 [pid 5075] <... write resumed>) = 1 [pid 5073] getpid( [pid 5072] <... mount resumed>) = 0 [pid 5076] close(3) = 0 [pid 5075] close(3 [pid 5073] <... getpid resumed>) = 1 [pid 5075] <... close resumed>) = 0 [pid 5073] mkdir("/syzcgroup/unified/syz0", 0777 [pid 5076] mkdir("/syzcgroup/cpu/syz4", 0777 [pid 5073] <... mkdir resumed>) = 0 [pid 5072] getpid( [pid 5074] openat(AT_FDCWD, "/syzcgroup/unified/syz2/pids.max", O_WRONLY|O_CLOEXEC [pid 5075] mkdir("/syzcgroup/cpu/syz3", 0777 [pid 5073] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC [pid 5072] <... getpid resumed>) = 1 [pid 5074] <... openat resumed>) = 3 [pid 5074] write(3, "32", 2) = 2 [pid 5072] mkdir("/syzcgroup/unified/syz1", 0777 [pid 5074] close(3) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... mkdir resumed>) = 0 [pid 5074] openat(AT_FDCWD, "/syzcgroup/unified/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5076] <... mkdir resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] <... openat resumed>) = 3 [pid 5073] write(3, "32", 2 [pid 5072] openat(AT_FDCWD, "/syzcgroup/unified/syz1/pids.max", O_WRONLY|O_CLOEXEC [pid 5074] write(3, "1", 1 [pid 5073] <... write resumed>) = 2 [pid 5076] write(3, "1", 1) = 1 [pid 5074] <... write resumed>) = 1 [pid 5075] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5073] close(3 [pid 5072] <... openat resumed>) = 3 [pid 5076] close(3 [pid 5074] close(3 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] write(3, "32", 2 [pid 5073] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5074] <... close resumed>) = 0 [pid 5072] <... write resumed>) = 2 [pid 5075] write(3, "1", 1 [pid 5076] <... close resumed>) = 0 [pid 5074] mkdir("/syzcgroup/cpu/syz2", 0777 [pid 5075] <... write resumed>) = 1 [pid 5073] <... openat resumed>) = 3 [pid 5072] close(3 [pid 5075] close(3) = 0 [pid 5073] write(3, "1", 1 [pid 5072] <... close resumed>) = 0 [pid 5075] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5076] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5075] <... openat resumed>) = 3 [pid 5072] openat(AT_FDCWD, "/syzcgroup/unified/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5075] write(3, "313524224", 9 [pid 5076] <... openat resumed>) = 3 [pid 5074] <... mkdir resumed>) = 0 [pid 5073] <... write resumed>) = 1 [pid 5072] <... openat resumed>) = 3 [pid 5076] write(3, "313524224", 9 [pid 5074] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5075] <... write resumed>) = 9 [pid 5073] close(3 [pid 5072] write(3, "1", 1 [pid 5073] <... close resumed>) = 0 [pid 5075] close(3 [pid 5072] <... write resumed>) = 1 [pid 5073] mkdir("/syzcgroup/cpu/syz0", 0777 [pid 5075] <... close resumed>) = 0 [pid 5072] close(3 [pid 5076] <... write resumed>) = 9 [pid 5075] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5072] <... close resumed>) = 0 [pid 5076] close(3) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5076] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC) = 3 [pid 5075] <... openat resumed>) = 3 [pid 5072] mkdir("/syzcgroup/cpu/syz1", 0777 [pid 5076] write(3, "314572800", 9) = 9 [pid 5076] close(3 [pid 5074] write(3, "1", 1 [pid 5075] write(3, "314572800", 9 [pid 5073] <... mkdir resumed>) = 0 [pid 5072] <... mkdir resumed>) = 0 [pid 5075] <... write resumed>) = 9 [pid 5072] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5075] close(3 [pid 5076] <... close resumed>) = 0 [pid 5074] <... write resumed>) = 1 [pid 5073] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5076] mkdir("/syzcgroup/net/syz4", 0777 [pid 5074] close(3 [pid 5075] <... close resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5074] <... close resumed>) = 0 [pid 5075] mkdir("/syzcgroup/net/syz3", 0777 [pid 5074] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5073] write(3, "1", 1 [pid 5072] write(3, "1", 1 [pid 5074] <... openat resumed>) = 3 [pid 5076] <... mkdir resumed>) = 0 [pid 5076] openat(AT_FDCWD, "/syzcgroup/net/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 5074] write(3, "313524224", 9 [pid 5073] <... write resumed>) = 1 [pid 5072] <... write resumed>) = 1 [pid 5076] write(3, "1", 1 [pid 5074] <... write resumed>) = 9 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] close(3 [pid 5072] close(3 [pid 5075] openat(AT_FDCWD, "/syzcgroup/net/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5076] <... write resumed>) = 1 [pid 5074] close(3 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5073] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5072] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.soft_limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5076] close(3 [pid 5075] write(3, "1", 1 [pid 5076] <... close resumed>) = 0 [pid 5075] <... write resumed>) = 1 [pid 5074] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5072] <... openat resumed>) = 3 [pid 5076] mkdir("./0", 0777 [pid 5074] <... openat resumed>) = 3 [pid 5075] close(3 [pid 5074] write(3, "314572800", 9 [pid 5073] <... openat resumed>) = 3 [pid 5072] write(3, "313524224", 9 [pid 5074] <... write resumed>) = 9 [pid 5075] <... close resumed>) = 0 [pid 5073] write(3, "313524224", 9 [pid 5074] close(3 [pid 5073] <... write resumed>) = 9 [pid 5072] <... write resumed>) = 9 [pid 5074] <... close resumed>) = 0 [pid 5073] close(3 [pid 5072] close(3 [pid 5074] mkdir("/syzcgroup/net/syz2", 0777 [pid 5073] <... close resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5075] mkdir("./0", 0777) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5074] <... mkdir resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC [pid 5072] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/memory.limit_in_bytes", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5083 attached [pid 5074] openat(AT_FDCWD, "/syzcgroup/net/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5083] set_robust_list(0x55556766e6a0, 24 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 2 [pid 5074] <... openat resumed>) = 3 [pid 5073] <... openat resumed>) = 3 [pid 5072] <... openat resumed>) = 3 [pid 5072] write(3, "314572800", 9 [pid 5083] <... set_robust_list resumed>) = 0 [pid 5072] <... write resumed>) = 9 ./strace-static-x86_64: Process 5084 attached [pid 5072] close(3 [pid 5083] chdir("./0" [pid 5074] write(3, "1", 1 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 2 [pid 5073] write(3, "314572800", 9 [pid 5084] set_robust_list(0x55556766e6a0, 24 [pid 5083] <... chdir resumed>) = 0 [pid 5074] <... write resumed>) = 1 [pid 5072] <... close resumed>) = 0 [pid 5072] mkdir("/syzcgroup/net/syz1", 0777 [pid 5084] <... set_robust_list resumed>) = 0 [pid 5083] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5074] close(3 [pid 5073] <... write resumed>) = 9 [pid 5084] chdir("./0") = 0 [pid 5083] <... prctl resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5073] close(3 [pid 5072] <... mkdir resumed>) = 0 [pid 5084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] setpgid(0, 0 [pid 5074] mkdir("./0", 0777 [pid 5073] <... close resumed>) = 0 [pid 5084] <... prctl resumed>) = 0 [pid 5083] <... setpgid resumed>) = 0 [pid 5073] mkdir("/syzcgroup/net/syz0", 0777 [pid 5072] openat(AT_FDCWD, "/syzcgroup/net/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5084] setpgid(0, 0 [pid 5083] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 5084] <... setpgid resumed>) = 0 [pid 5074] <... mkdir resumed>) = 0 [pid 5073] <... mkdir resumed>) = 0 [pid 5072] <... openat resumed>) = 3 [pid 5083] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5073] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 5072] write(3, "1", 1 [pid 5084] symlink("/syzcgroup/unified/syz3", "./cgroup") = 0 [pid 5083] <... symlink resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... write resumed>) = 1 [pid 5084] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5073] <... openat resumed>) = 3 [pid 5072] close(3 [pid 5084] <... symlink resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5072] mkdir("./0", 0777./strace-static-x86_64: Process 5085 attached [pid 5083] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5073] write(3, "1", 1 [pid 5084] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5085] set_robust_list(0x55556766e6a0, 24 [pid 5083] <... symlink resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 2 [pid 5073] <... write resumed>) = 1 [pid 5072] <... mkdir resumed>) = 0 [pid 5085] <... set_robust_list resumed>) = 0 [pid 5084] <... symlink resumed>) = 0 [pid 5083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5085] chdir("./0" [pid 5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] close(3 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5084] <... openat resumed>) = 3 [pid 5083] <... openat resumed>) = 3 [pid 5085] <... chdir resumed>) = 0 [pid 5083] write(3, "1000", 4 [pid 5073] <... close resumed>) = 0 [pid 5084] write(3, "1000", 4 [pid 5073] mkdir("./0", 0777 [pid 5084] <... write resumed>) = 4 [pid 5085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5083] <... write resumed>) = 4 [pid 5073] <... mkdir resumed>) = 0 [pid 5085] <... prctl resumed>) = 0 [pid 5083] close(3 [pid 5085] setpgid(0, 0 [pid 5084] close(3 [pid 5083] <... close resumed>) = 0 ./strace-static-x86_64: Process 5086 attached [pid 5085] <... setpgid resumed>) = 0 [pid 5084] <... close resumed>) = 0 [pid 5083] read(200, [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5086] set_robust_list(0x55556766e6a0, 24 [pid 5085] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5084] read(200, [pid 5083] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5086] <... set_robust_list resumed>) = 0 [pid 5085] <... symlink resumed>) = 0 [pid 5084] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5086] chdir("./0" [pid 5085] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5084] read(200, [pid 5083] read(200, [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 2 ./strace-static-x86_64: Process 5087 attached [pid 5086] <... chdir resumed>) = 0 [pid 5084] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5083] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5085] <... symlink resumed>) = 0 [pid 5084] symlink("/dev/binderfs", "./binderfs" [pid 5085] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5083] read(200, [pid 5086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5085] <... symlink resumed>) = 0 [pid 5083] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] set_robust_list(0x55556766e6a0, 24 [pid 5086] <... prctl resumed>) = 0 [pid 5084] <... symlink resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 2 [pid 5087] <... set_robust_list resumed>) = 0 [pid 5085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5083] symlink("/dev/binderfs", "./binderfs" [pid 5087] chdir("./0" [pid 5086] setpgid(0, 0 [pid 5085] <... openat resumed>) = 3 [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... symlink resumed>) = 0 [pid 5085] write(3, "1000", 4 [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... chdir resumed>) = 0 [pid 5086] <... setpgid resumed>) = 0 [pid 5085] <... write resumed>) = 4 [pid 5084] <... futex resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5086] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5085] close(3 [pid 5084] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5083] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5086] <... symlink resumed>) = 0 [pid 5087] <... prctl resumed>) = 0 [pid 5084] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5087] setpgid(0, 0 [pid 5084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5087] <... setpgid resumed>) = 0 [pid 5086] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5085] <... close resumed>) = 0 [pid 5083] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5085] read(200, [pid 5084] <... mmap resumed>) = 0x7f4cc4080000 [pid 5083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5085] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5086] <... symlink resumed>) = 0 [pid 5085] read(200, [pid 5083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5085] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5083] <... mmap resumed>) = 0x7f4cc4080000 [pid 5085] symlink("/dev/binderfs", "./binderfs" [pid 5083] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5087] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5086] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5085] <... symlink resumed>) = 0 [pid 5084] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5083] <... mprotect resumed>) = 0 [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... mprotect resumed>) = 0 [pid 5083] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5086] <... symlink resumed>) = 0 [pid 5085] <... futex resumed>) = 0 [pid 5083] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5085] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0}./strace-static-x86_64: Process 5088 attached [pid 5087] <... symlink resumed>) = 0 [pid 5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5085] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5084] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5088] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5087] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5085] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5084] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5088] <... rseq resumed>) = 0 [pid 5087] <... symlink resumed>) = 0 [pid 5086] <... openat resumed>) = 3 [pid 5085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5088] set_robust_list(0x7f4cc40a09a0, 24 [pid 5087] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5086] write(3, "1000", 4 [pid 5085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5083] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] <... set_robust_list resumed>) = 0 [pid 5087] <... symlink resumed>) = 0 [pid 5086] <... write resumed>) = 4 [pid 5085] <... mmap resumed>) = 0x7f4cc4080000 [pid 5085] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] <... mprotect resumed>) = 0 [pid 5083] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5086] close(3 [pid 5087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5088] rt_sigprocmask(SIG_SETMASK, [], [pid 5084] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 ./strace-static-x86_64: Process 5089 attached [pid 5088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5087] <... openat resumed>) = 3 [pid 5086] <... close resumed>) = 0 [pid 5085] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5084] rt_sigprocmask(SIG_SETMASK, [], [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5089] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5088] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5087] write(3, "1000", 4 [pid 5086] read(200, [pid 5085] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] <... rseq resumed>) = 0 [pid 5087] <... write resumed>) = 4 [pid 5086] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5085] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5089] set_robust_list(0x7f4cc40a09a0, 24 [pid 5088] <... bpf resumed>) = 3 [pid 5087] close(3 [pid 5084] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5090 attached [pid 5089] <... set_robust_list resumed>) = 0 [pid 5088] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... close resumed>) = 0 [pid 5086] read(200, [pid 5084] <... futex resumed>) = 0 [pid 5090] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5089] rt_sigprocmask(SIG_SETMASK, [], [pid 5088] <... futex resumed>) = 1 [pid 5087] read(200, [pid 5086] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5083] <... futex resumed>) = 0 [pid 5090] <... rseq resumed>) = 0 [pid 5089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5088] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5086] symlink("/dev/binderfs", "./binderfs" [pid 5085] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] set_robust_list(0x7f4cc40a09a0, 24 [pid 5089] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] read(200, [pid 5086] <... symlink resumed>) = 0 [pid 5085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... set_robust_list resumed>) = 0 [pid 5088] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5087] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5083] <... futex resumed>) = 0 [pid 5090] rt_sigprocmask(SIG_SETMASK, [], [pid 5089] <... bpf resumed>) = 3 [pid 5088] <... socketpair resumed>[4, 5]) = 0 [pid 5087] symlink("/dev/binderfs", "./binderfs" [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5089] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... symlink resumed>) = 0 [pid 5086] <... futex resumed>) = 0 [pid 5085] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 1 [pid 5083] <... futex resumed>) = 0 [pid 5090] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5089] <... futex resumed>) = 1 [pid 5088] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5084] <... futex resumed>) = 0 [pid 5083] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] <... bpf resumed>) = 3 [pid 5089] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] <... futex resumed>) = 0 [pid 5086] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5084] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5087] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... futex resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5090] <... futex resumed>) = 0 [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5087] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5089] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5085] <... futex resumed>) = 0 [pid 5089] <... socketpair resumed>[4, 5]) = 0 [pid 5088] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] <... socketpair resumed>[4, 5]) = 0 [pid 5086] <... mmap resumed>) = 0x7f4cc4080000 [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 0 [pid 5086] <... mprotect resumed>) = 0 [pid 5085] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5089] <... futex resumed>) = 1 [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5084] <... futex resumed>) = 0 [pid 5083] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5088] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5085] <... futex resumed>) = 0 [pid 5084] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... futex resumed>) = 0 [pid 5090] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5087] <... mmap resumed>) = 0x7f4cc4080000 [pid 5086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5084] <... futex resumed>) = 0 [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5090] <... futex resumed>) = 0 [pid 5089] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5087] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5091 attached [pid 5085] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5090] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5085] <... futex resumed>) = 0 [pid 5089] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5091] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5087] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5091] <... rseq resumed>) = 0 [pid 5090] <... bpf resumed>) = 6 [pid 5089] <... futex resumed>) = 1 [pid 5087] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5088] <... bpf resumed>) = 6 [pid 5091] set_robust_list(0x7f4cc40a09a0, 24 [pid 5090] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5086] rt_sigprocmask(SIG_SETMASK, [], [pid 5084] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5092 attached [pid 5091] <... set_robust_list resumed>) = 0 [pid 5090] <... futex resumed>) = 1 [pid 5088] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5085] <... futex resumed>) = 0 [pid 5084] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5091] rt_sigprocmask(SIG_SETMASK, [], [pid 5090] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... futex resumed>) = 0 [pid 5088] <... futex resumed>) = 1 [pid 5087] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3 [pid 5086] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... futex resumed>) = 1 [pid 5083] <... futex resumed>) = 0 [pid 5092] <... rseq resumed>) = 0 [pid 5091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5088] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] rt_sigprocmask(SIG_SETMASK, [], [pid 5086] <... futex resumed>) = 0 [pid 5085] <... futex resumed>) = 0 [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5083] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] set_robust_list(0x7f4cc40a09a0, 24 [pid 5091] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5090] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5092] <... set_robust_list resumed>) = 0 [pid 5091] <... bpf resumed>) = 3 [pid 5089] <... bpf resumed>) = 6 [pid 5088] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5092] rt_sigprocmask(SIG_SETMASK, [], [pid 5091] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5091] <... futex resumed>) = 1 [pid 5090] <... bpf resumed>) = 7 [pid 5089] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] <... futex resumed>) = 0 [pid 5083] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5092] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5091] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5090] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5089] <... futex resumed>) = 1 [pid 5088] <... bpf resumed>) = 7 [pid 5087] <... futex resumed>) = 0 [pid 5086] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5084] <... futex resumed>) = 0 [pid 5092] <... bpf resumed>) = 3 [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5090] <... futex resumed>) = 1 [pid 5089] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5088] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] <... futex resumed>) = 0 [pid 5085] <... futex resumed>) = 0 [pid 5084] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5090] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5088] <... futex resumed>) = 1 [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] close(3 [pid 5084] <... futex resumed>) = 0 [pid 5083] <... futex resumed>) = 0 [pid 5092] <... futex resumed>) = 0 [pid 5091] <... socketpair resumed>[4, 5]) = 0 [pid 5089] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5088] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5085] <... close resumed>) = 0 [pid 5084] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5083] close(3 [pid 5092] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... close resumed>) = 0 [pid 5085] close(4 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] <... futex resumed>) = 1 [pid 5089] <... bpf resumed>) = 7 [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = 0 [pid 5085] <... close resumed>) = 0 [pid 5083] close(4 [pid 5092] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5091] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5089] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5086] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5083] <... close resumed>) = 0 [pid 5092] <... socketpair resumed>[4, 5]) = 0 [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5089] <... futex resumed>) = 1 [pid 5085] close(5 [pid 5084] <... futex resumed>) = 0 [pid 5091] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5089] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5086] <... futex resumed>) = 0 [pid 5083] close(5 [pid 5092] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... close resumed>) = 0 [pid 5084] close(3 [pid 5092] <... futex resumed>) = 1 [pid 5091] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... close resumed>) = 0 [pid 5092] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] <... futex resumed>) = 0 [pid 5087] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] close(6 [pid 5084] close(4 [pid 5083] <... close resumed>) = 0 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = 0 [pid 5084] <... close resumed>) = 0 [pid 5092] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5091] <... bpf resumed>) = 6 [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5085] <... close resumed>) = 0 [pid 5083] close(6 [pid 5092] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5084] close(5 [pid 5085] close(7 [pid 5083] <... close resumed>) = 0 [pid 5083] close(7 [pid 5092] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5091] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5092] <... futex resumed>) = 1 [pid 5091] <... futex resumed>) = 0 [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5084] <... close resumed>) = 0 [pid 5092] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5086] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] <... futex resumed>) = 0 [pid 5086] <... futex resumed>) = 0 [pid 5085] <... close resumed>) = 0 [pid 5092] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5091] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5086] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5092] <... bpf resumed>) = 6 [pid 5085] close(8 [pid 5084] close(6 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] <... close resumed>) = 0 [pid 5085] close(9 [pid 5092] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(7 [pid 5092] <... futex resumed>) = 1 [pid 5091] <... bpf resumed>) = 7 [pid 5087] <... futex resumed>) = 0 [pid 5085] close(10 [pid 5083] <... close resumed>) = 0 [pid 5092] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5091] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5087] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(8 [pid 5091] <... futex resumed>) = 1 [pid 5086] <... futex resumed>) = 0 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5091] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5086] close(3 [pid 5083] close(9 [pid 5086] <... close resumed>) = 0 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(4 [pid 5083] close(10 [pid 5092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5087] <... futex resumed>) = 0 [pid 5086] <... close resumed>) = 0 [pid 5085] close(11 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5092] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5087] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5086] close(5 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(11 [pid 5086] <... close resumed>) = 0 [pid 5085] close(12 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(6 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(12 [pid 5086] <... close resumed>) = 0 [pid 5085] close(13 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(7 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(13 [pid 5085] close(14 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(14 [pid 5085] close(15 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] close(16 [pid 5083] close(15 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] close(17 [pid 5083] close(16 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] close(18) = -1 EBADF (Bad file descriptor) [pid 5085] close(19) = -1 EBADF (Bad file descriptor) [pid 5085] close(20) = -1 EBADF (Bad file descriptor) [pid 5085] close(21) = -1 EBADF (Bad file descriptor) [pid 5085] close(22) = -1 EBADF (Bad file descriptor) [pid 5092] <... bpf resumed>) = 7 [pid 5084] <... close resumed>) = 0 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5092] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5085] close(23 [pid 5084] close(8 [pid 5083] close(17 [pid 5092] <... futex resumed>) = 1 [pid 5087] <... futex resumed>) = 0 [pid 5092] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5087] close(3 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = 0 [pid 5085] close(24 [pid 5084] close(9 [pid 5087] close(4 [pid 5083] close(18 [pid 5087] <... close resumed>) = 0 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(19) = -1 EBADF (Bad file descriptor) [pid 5087] close(5 [pid 5085] close(25 [pid 5084] close(10 [pid 5083] close(20 [pid 5087] <... close resumed>) = 0 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] close(26 [pid 5084] close(11 [pid 5087] close(6 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(21 [pid 5087] <... close resumed>) = 0 [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(12 [pid 5087] close(7 [pid 5085] close(27 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(13 [pid 5085] close(28 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(14 [pid 5085] close(29 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(15 [pid 5085] exit_group(0 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5090] <... futex resumed>) = ? [pid 5085] <... exit_group resumed>) = ? [pid 5084] close(16 [pid 5083] close(22 [pid 5090] +++ exited with 0 +++ [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5085] +++ exited with 0 +++ [pid 5084] close(17 [pid 5083] close(23 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(18 [pid 5083] close(24 [pid 5087] <... close resumed>) = 0 [pid 5086] <... close resumed>) = 0 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] close(8 [pid 5084] close(19 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(8 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(25 [pid 5087] close(9 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(20 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(9 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(26 [pid 5087] close(10 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(21 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(10 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(27 [pid 5087] close(11 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(22 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(11 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(28 [pid 5087] close(12 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(23 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(12 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] close(29 [pid 5074] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5087] close(13 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(24 [pid 5083] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(13 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] exit_group(0 [pid 5074] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5088] <... futex resumed>) = ? [pid 5087] close(14 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(25 [pid 5083] <... exit_group resumed>) = ? [pid 5088] +++ exited with 0 +++ [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(14 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... openat resumed>) = 3 [pid 5087] close(15 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(26 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] close(16 [pid 5086] close(15 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(27 [pid 5074] newfstatat(3, "", [pid 5087] close(17 [pid 5086] close(16 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(28 [pid 5087] close(18 [pid 5086] close(17 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] close(29 [pid 5087] close(19 [pid 5086] close(18 [pid 5084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5083] +++ exited with 0 +++ [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] exit_group(0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5087] close(20 [pid 5086] close(19 [pid 5084] <... exit_group resumed>) = ? [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5074] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5089] <... futex resumed>) = ? [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... restart_syscall resumed>) = 0 [pid 5087] close(21 [pid 5086] close(20 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5087] close(22 [pid 5086] close(21 [pid 5076] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] unlink("./0/cgroup.cpu" [pid 5087] close(23 [pid 5086] close(22 [pid 5076] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] <... unlink resumed>) = 0 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... openat resumed>) = 3 [pid 5087] close(24) = -1 EBADF (Bad file descriptor) [pid 5086] close(23 [pid 5087] close(25 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(3, "", [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(24 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5089] +++ exited with 0 +++ [pid 5087] close(26 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5084] +++ exited with 0 +++ [pid 5076] getdents64(3, [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(25 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5087] close(27 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(26 [pid 5076] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5087] close(28 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] unlink("./0/binderfs" [pid 5075] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] close(27 [pid 5076] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5074] <... unlink resumed>) = 0 [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5087] close(29 [pid 5086] close(28 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./0/cgroup.cpu" [pid 5087] exit_group(0 [pid 5086] close(29 [pid 5076] <... unlink resumed>) = 0 [pid 5075] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5092] <... futex resumed>) = ? [pid 5087] <... exit_group resumed>) = ? [pid 5086] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... openat resumed>) = 3 [pid 5092] +++ exited with 0 +++ [pid 5087] +++ exited with 0 +++ [pid 5086] exit_group(0 [pid 5076] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(3, "", [pid 5086] <... exit_group resumed>) = ? [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5091] <... futex resumed>) = ? [pid 5076] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] getdents64(3, [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./0/binderfs" [pid 5074] unlink("./0/cgroup" [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] <... unlink resumed>) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5076] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... restart_syscall resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5091] +++ exited with 0 +++ [pid 5086] +++ exited with 0 +++ [pid 5076] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5074] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] unlink("./0/cgroup" [pid 5074] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5075] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... unlink resumed>) = 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5074] unlink("./0/cgroup.net" [pid 5075] unlink("./0/cgroup.cpu" [pid 5073] <... openat resumed>) = 3 [pid 5072] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... unlink resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(3, "", [pid 5072] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5074] getdents64(3, [pid 5075] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... openat resumed>) = 3 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./0/cgroup.net" [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(3, "", [pid 5076] <... unlink resumed>) = 0 [pid 5074] close(3 [pid 5075] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] getdents64(3, [pid 5074] <... close resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] getdents64(3, [pid 5072] getdents64(3, [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5074] rmdir("./0" [pid 5076] close(3 [pid 5075] unlink("./0/binderfs" [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5076] <... close resumed>) = 0 [pid 5074] <... rmdir resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5073] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./0/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] rmdir("./0") = 0 [pid 5076] mkdir("./1", 0777 [pid 5074] mkdir("./1", 0777 [pid 5075] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... mkdir resumed>) = 0 [pid 5074] <... mkdir resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5072] newfstatat(AT_FDCWD, "./0/cgroup.cpu", [pid 5075] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./0/cgroup.cpu" [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] unlink("./0/cgroup" [pid 5073] unlink("./0/cgroup.cpu" [pid 5072] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5093 attached [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5075] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] umount2("./0/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./0/binderfs" [pid 5075] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5073] newfstatat(AT_FDCWD, "./0/binderfs", [pid 5072] <... unlink resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] unlink("./0/cgroup.net" [pid 5073] unlink("./0/binderfs" [pid 5093] set_robust_list(0x55556766e6a0, 24 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 4 [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5094 attached [pid 5093] <... set_robust_list resumed>) = 0 [pid 5075] getdents64(3, [pid 5073] umount2("./0/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5093] chdir("./1" [pid 5094] set_robust_list(0x55556766e6a0, 24 [pid 5093] <... chdir resumed>) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 4 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5094] <... set_robust_list resumed>) = 0 [pid 5093] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] close(3 [pid 5073] newfstatat(AT_FDCWD, "./0/cgroup", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5094] chdir("./1" [pid 5093] <... prctl resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5093] setpgid(0, 0 [pid 5075] rmdir("./0" [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./0/cgroup" [pid 5094] <... chdir resumed>) = 0 [pid 5093] <... setpgid resumed>) = 0 [pid 5075] <... rmdir resumed>) = 0 [pid 5073] unlink("./0/cgroup" [pid 5072] <... unlink resumed>) = 0 [pid 5094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5093] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./0/cgroup.net", [pid 5094] <... prctl resumed>) = 0 [pid 5093] <... symlink resumed>) = 0 [pid 5075] mkdir("./1", 0777 [pid 5073] umount2("./0/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5094] setpgid(0, 0 [pid 5093] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5094] <... setpgid resumed>) = 0 [pid 5093] <... symlink resumed>) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./0/cgroup.net" [pid 5094] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5073] newfstatat(AT_FDCWD, "./0/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5093] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5073] unlink("./0/cgroup.net" [pid 5094] <... symlink resumed>) = 0 [pid 5093] <... symlink resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5095 attached [pid 5094] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] getdents64(3, [pid 5072] getdents64(3, [pid 5094] <... symlink resumed>) = 0 [pid 5095] set_robust_list(0x55556766e6a0, 24 [pid 5093] <... openat resumed>) = 3 [pid 5095] <... set_robust_list resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5095] chdir("./1" [pid 5093] write(3, "1000", 4 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] close(3 [pid 5073] close(3 [pid 5072] <... close resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5072] rmdir("./0" [pid 5095] <... chdir resumed>) = 0 [pid 5093] <... write resumed>) = 4 [pid 5073] rmdir("./0" [pid 5072] <... rmdir resumed>) = 0 [pid 5095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5094] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5093] close(3 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 4 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] mkdir("./1", 0777 [pid 5095] <... prctl resumed>) = 0 [pid 5094] <... symlink resumed>) = 0 [pid 5093] <... close resumed>) = 0 [pid 5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5093] read(200, [pid 5073] mkdir("./1", 0777 [pid 5094] <... openat resumed>) = 3 [pid 5093] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... mkdir resumed>) = 0 [pid 5095] setpgid(0, 0 [pid 5094] write(3, "1000", 4 [pid 5093] symlink("/dev/binderfs", "./binderfs" [pid 5073] <... mkdir resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5095] <... setpgid resumed>) = 0 [pid 5094] <... write resumed>) = 4 [pid 5093] <... symlink resumed>) = 0 [pid 5094] close(3) = 0 [pid 5094] read(200, ./strace-static-x86_64: Process 5096 attached [pid 5095] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5097 attached [pid 5096] set_robust_list(0x55556766e6a0, 24 [pid 5095] <... symlink resumed>) = 0 [pid 5094] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 4 [pid 5097] set_robust_list(0x55556766e6a0, 24 [pid 5096] <... set_robust_list resumed>) = 0 [pid 5095] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5094] symlink("/dev/binderfs", "./binderfs" [pid 5093] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5097] <... set_robust_list resumed>) = 0 [pid 5096] chdir("./1" [pid 5097] chdir("./1" [pid 5095] <... symlink resumed>) = 0 [pid 5097] <... chdir resumed>) = 0 [pid 5095] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5094] <... symlink resumed>) = 0 [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5095] <... symlink resumed>) = 0 [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5096] <... chdir resumed>) = 0 [pid 5093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5094] <... futex resumed>) = 0 [pid 5093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5096] <... prctl resumed>) = 0 [pid 5094] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5093] <... mmap resumed>) = 0x7f4cc4080000 [pid 5096] setpgid(0, 0 [pid 5094] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5093] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5097] setpgid(0, 0 [pid 5096] <... setpgid resumed>) = 0 [pid 5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5094] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5093] <... mprotect resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 4 [pid 5097] <... setpgid resumed>) = 0 [pid 5096] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5093] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5097] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5096] <... symlink resumed>) = 0 [pid 5095] <... openat resumed>) = 3 [pid 5094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5093] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5094] <... mmap resumed>) = 0x7f4cc4080000 [pid 5093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5096] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5094] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5098 attached [pid 5097] <... symlink resumed>) = 0 [pid 5096] <... symlink resumed>) = 0 [pid 5095] write(3, "1000", 4 [pid 5094] <... mprotect resumed>) = 0 [pid 5098] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5097] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5096] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5095] <... write resumed>) = 4 [pid 5094] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5093] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5098] <... rseq resumed>) = 0 [pid 5096] <... symlink resumed>) = 0 [pid 5095] close(3 [pid 5094] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5093] rt_sigprocmask(SIG_SETMASK, [], [pid 5098] set_robust_list(0x7f4cc40a09a0, 24 [pid 5097] <... symlink resumed>) = 0 [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5095] <... close resumed>) = 0 [pid 5094] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5098] <... set_robust_list resumed>) = 0 [pid 5097] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5096] <... openat resumed>) = 3 [pid 5095] read(200, [pid 5093] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] rt_sigprocmask(SIG_SETMASK, [], [pid 5095] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5095] read(200, ./strace-static-x86_64: Process 5099 attached [pid 5098] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5096] write(3, "1000", 4 [pid 5095] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5093] <... futex resumed>) = 0 [pid 5099] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5097] <... symlink resumed>) = 0 [pid 5096] <... write resumed>) = 4 [pid 5095] symlink("/dev/binderfs", "./binderfs" [pid 5094] rt_sigprocmask(SIG_SETMASK, [], [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... rseq resumed>) = 0 [pid 5098] <... bpf resumed>) = 3 [pid 5096] close(3 [pid 5094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] set_robust_list(0x7f4cc40a09a0, 24 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5096] <... close resumed>) = 0 [pid 5095] <... symlink resumed>) = 0 [pid 5094] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... set_robust_list resumed>) = 0 [pid 5097] <... openat resumed>) = 3 [pid 5096] read(200, [pid 5094] <... futex resumed>) = 0 [pid 5099] rt_sigprocmask(SIG_SETMASK, [], [pid 5098] <... futex resumed>) = 1 [pid 5096] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] <... futex resumed>) = 0 [pid 5099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5098] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] write(3, "1000", 4 [pid 5096] symlink("/dev/binderfs", "./binderfs" [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... write resumed>) = 4 [pid 5096] <... symlink resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5093] <... futex resumed>) = 0 [pid 5098] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5097] close(3 [pid 5099] <... bpf resumed>) = 3 [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5098] <... socketpair resumed>[4, 5]) = 0 [pid 5097] <... close resumed>) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5096] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, NULL, 8) = 0 [pid 5096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5099] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] read(200, [pid 5098] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5098] <... futex resumed>) = 1 [pid 5097] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5099] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5098] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] read(200, [pid 5096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5094] <... futex resumed>) = 0 [pid 5093] <... futex resumed>) = 0 [pid 5097] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5096] <... mmap resumed>) = 0x7f4cc4080000 [pid 5095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5094] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... futex resumed>) = 0 [pid 5098] <... futex resumed>) = 0 [pid 5097] read(200, [pid 5096] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5095] <... mmap resumed>) = 0x7f4cc4080000 [pid 5094] <... futex resumed>) = 1 [pid 5093] <... futex resumed>) = 1 [pid 5099] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... mprotect resumed>) = 0 [pid 5095] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5099] <... socketpair resumed>[4, 5]) = 0 [pid 5098] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5097] symlink("/dev/binderfs", "./binderfs" [pid 5096] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5095] <... mprotect resumed>) = 0 [pid 5099] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5099] <... futex resumed>) = 1 [pid 5097] <... symlink resumed>) = 0 [pid 5096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5094] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5100 attached [pid 5094] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5099] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5098] <... futex resumed>) = 1 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5094] <... futex resumed>) = 0 [pid 5093] <... futex resumed>) = 0 [pid 5100] <... rseq resumed>) = 0 [pid 5099] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5098] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... futex resumed>) = 0 [pid 5096] rt_sigprocmask(SIG_SETMASK, [], [pid 5095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5093] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] set_robust_list(0x7f4cc40a09a0, 24 [pid 5099] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5093] <... futex resumed>) = 0 [pid 5100] <... set_robust_list resumed>) = 0 [pid 5099] <... futex resumed>) = 0 [pid 5098] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5096] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5101 attached [pid 5100] rt_sigprocmask(SIG_SETMASK, [], [pid 5099] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5096] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 0 [pid 5101] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5098] <... bpf resumed>) = 6 [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5101] <... rseq resumed>) = 0 [pid 5100] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5098] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] set_robust_list(0x7f4cc40a09a0, 24 [pid 5100] <... bpf resumed>) = 3 [pid 5099] <... bpf resumed>) = 6 [pid 5098] <... futex resumed>) = 1 [pid 5095] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5097] <... mmap resumed>) = 0x7f4cc4080000 [pid 5097] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5101] <... set_robust_list resumed>) = 0 [pid 5100] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... mprotect resumed>) = 0 [pid 5093] <... futex resumed>) = 0 [pid 5101] rt_sigprocmask(SIG_SETMASK, [], [pid 5100] <... futex resumed>) = 1 [pid 5098] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5097] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5096] <... futex resumed>) = 0 [pid 5099] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] rt_sigprocmask(SIG_SETMASK, [], [pid 5093] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5100] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = 0 [pid 5098] <... bpf resumed>) = 7 [pid 5095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5099] <... futex resumed>) = 1 [pid 5097] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5096] <... futex resumed>) = 0 [pid 5094] <... futex resumed>) = 0 [pid 5095] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5098] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5099] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5101] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5100] <... socketpair resumed>[4, 5]) = 0 [pid 5098] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5102 attached [pid 5101] <... bpf resumed>) = 3 [pid 5100] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] <... futex resumed>) = 0 [pid 5098] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5093] close(3 [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5101] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = 1 [pid 5099] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5097] <... clone3 resumed> => {parent_tid=[5]}, 88) = 5 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5093] <... close resumed>) = 0 [pid 5102] <... rseq resumed>) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5100] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5099] <... bpf resumed>) = 7 [pid 5097] rt_sigprocmask(SIG_SETMASK, [], [pid 5096] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5093] close(4 [pid 5102] set_robust_list(0x7f4cc40a09a0, 24 [pid 5101] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5099] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5093] <... close resumed>) = 0 [pid 5102] <... set_robust_list resumed>) = 0 [pid 5101] <... socketpair resumed>[4, 5]) = 0 [pid 5100] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5099] <... futex resumed>) = 1 [pid 5097] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... futex resumed>) = 0 [pid 5093] close(5 [pid 5102] rt_sigprocmask(SIG_SETMASK, [], [pid 5101] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5099] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] close(3 [pid 5093] <... close resumed>) = 0 [pid 5102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5101] <... futex resumed>) = 0 [pid 5100] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... close resumed>) = 0 [pid 5102] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5101] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5100] <... futex resumed>) = 1 [pid 5096] <... futex resumed>) = 0 [pid 5094] close(4 [pid 5093] close(6 [pid 5102] <... bpf resumed>) = 3 [pid 5101] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5100] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5094] <... close resumed>) = 0 [pid 5093] <... close resumed>) = 0 [pid 5102] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5096] <... futex resumed>) = 0 [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] close(5 [pid 5102] <... futex resumed>) = 1 [pid 5101] <... futex resumed>) = 0 [pid 5100] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] <... futex resumed>) = 0 [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5094] <... close resumed>) = 0 [pid 5093] close(7 [pid 5102] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5100] <... bpf resumed>) = 6 [pid 5097] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] close(6 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5097] <... futex resumed>) = 0 [pid 5095] <... futex resumed>) = 0 [pid 5094] <... close resumed>) = 0 [pid 5102] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5101] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5100] <... futex resumed>) = 1 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5096] <... futex resumed>) = 0 [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] close(7 [pid 5102] <... socketpair resumed>[4, 5]) = 0 [pid 5101] <... bpf resumed>) = 6 [pid 5100] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5096] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5100] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5096] <... futex resumed>) = 0 [pid 5101] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5096] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5102] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] <... futex resumed>) = 1 [pid 5095] <... futex resumed>) = 0 [pid 5102] <... futex resumed>) = 1 [pid 5101] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... futex resumed>) = 0 [pid 5095] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5101] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5097] <... futex resumed>) = 0 [pid 5095] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5102] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5102] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5102] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5102] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... close resumed>) = 0 [pid 5093] <... close resumed>) = 0 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... futex resumed>) = 0 [pid 5094] close(8 [pid 5102] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(8 [pid 5094] close(9 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(9 [pid 5102] <... bpf resumed>) = 6 [pid 5094] close(10 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(10 [pid 5094] close(11 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(11 [pid 5094] close(12 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(12 [pid 5094] close(13 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] close(13 [pid 5094] close(14 [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(15 [pid 5093] close(14 [pid 5102] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5102] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5102] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5097] <... futex resumed>) = 0 [pid 5102] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5097] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5094] close(16 [pid 5093] close(15 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(17 [pid 5093] close(16 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(18 [pid 5093] close(17 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(19 [pid 5093] close(18 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(20 [pid 5093] close(19 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(21 [pid 5093] close(20 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(22 [pid 5093] close(21 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(23 [pid 5093] close(22 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(24 [pid 5093] close(23 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5094] close(25 [pid 5093] close(24 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5100] <... bpf resumed>) = 7 [pid 5094] close(26 [pid 5093] close(25 [pid 5102] <... bpf resumed>) = 7 [pid 5101] <... bpf resumed>) = 7 [pid 5102] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5101] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5102] <... futex resumed>) = 1 [pid 5097] <... futex resumed>) = 0 [pid 5102] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5101] <... futex resumed>) = 1 [pid 5097] close(3 [pid 5101] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... close resumed>) = 0 [pid 5100] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5095] <... futex resumed>) = 0 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5100] <... futex resumed>) = 1 [pid 5097] close(4 [pid 5096] <... futex resumed>) = 0 [pid 5095] close(3 [pid 5094] close(27 [pid 5093] close(26 [pid 5100] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5097] <... close resumed>) = 0 [pid 5096] close(3 [pid 5095] <... close resumed>) = 0 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5097] close(5 [pid 5096] <... close resumed>) = 0 [pid 5095] close(4 [pid 5094] close(28 [pid 5093] close(27 [pid 5096] close(4 [pid 5095] <... close resumed>) = 0 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5097] <... close resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] close(5 [pid 5094] close(29 [pid 5093] close(28 [pid 5097] close(6 [pid 5096] close(5 [pid 5095] <... close resumed>) = 0 [pid 5094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5097] <... close resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] close(6 [pid 5094] exit_group(0 [pid 5093] close(29 [pid 5097] close(7 [pid 5096] close(6 [pid 5095] <... close resumed>) = 0 [pid 5094] <... exit_group resumed>) = ? [pid 5093] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5099] <... futex resumed>) = ? [pid 5097] <... close resumed>) = 0 [pid 5096] <... close resumed>) = 0 [pid 5095] close(7 [pid 5093] exit_group(0 [pid 5098] <... futex resumed>) = ? [pid 5097] close(8 [pid 5096] close(7 [pid 5095] <... close resumed>) = 0 [pid 5093] <... exit_group resumed>) = ? [pid 5098] +++ exited with 0 +++ [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5097] close(9) = -1 EBADF (Bad file descriptor) [pid 5099] +++ exited with 0 +++ [pid 5096] <... close resumed>) = 0 [pid 5095] close(8 [pid 5094] +++ exited with 0 +++ [pid 5093] +++ exited with 0 +++ [pid 5097] close(10) = -1 EBADF (Bad file descriptor) [pid 5097] close(11 [pid 5096] close(8 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(9 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5097] close(12 [pid 5096] close(9 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(10 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5097] close(13 [pid 5096] close(10 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(11 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] close(11 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(12 [pid 5074] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5096] close(12 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... openat resumed>) = 3 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(13 [pid 5096] close(13 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(3, "", [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(14 [pid 5096] close(14 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(15 [pid 5074] getdents64(3, [pid 5097] close(14 [pid 5096] close(15 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5097] close(15 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5097] close(16 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(16 [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5097] close(17 [pid 5096] close(16 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... openat resumed>) = 3 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(17 [pid 5097] close(18 [pid 5076] newfstatat(3, "", [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] close(17 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5097] close(19 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(18 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] close(18 [pid 5076] getdents64(3, [pid 5097] close(20 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5074] unlink("./1/cgroup.cpu" [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5097] close(21 [pid 5096] close(19 [pid 5095] close(19 [pid 5076] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... unlink resumed>) = 0 [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] close(22 [pid 5096] close(20 [pid 5095] close(20 [pid 5074] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] close(23 [pid 5096] close(21 [pid 5095] close(21 [pid 5076] unlink("./1/cgroup.cpu" [pid 5074] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5097] close(24 [pid 5096] close(22 [pid 5095] close(22 [pid 5076] <... unlink resumed>) = 0 [pid 5074] unlink("./1/binderfs" [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... unlink resumed>) = 0 [pid 5097] close(25 [pid 5096] close(23 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5097] close(26) = -1 EBADF (Bad file descriptor) [pid 5097] close(27) = -1 EBADF (Bad file descriptor) [pid 5097] close(28 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(23 [pid 5074] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] close(24 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5097] close(29 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(24 [pid 5076] unlink("./1/binderfs" [pid 5097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] close(25 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(25 [pid 5074] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5097] exit_group(0 [pid 5096] close(26 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(26 [pid 5096] close(27 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./1/cgroup" [pid 5097] <... exit_group resumed>) = ? [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] close(27 [pid 5074] <... unlink resumed>) = 0 [pid 5102] <... futex resumed>) = ? [pid 5096] close(28 [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... unlink resumed>) = 0 [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5096] close(29 [pid 5095] close(28 [pid 5074] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5096] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5096] exit_group(0 [pid 5095] close(29 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5100] <... futex resumed>) = ? [pid 5096] <... exit_group resumed>) = ? [pid 5095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./1/cgroup" [pid 5074] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5102] +++ exited with 0 +++ [pid 5100] +++ exited with 0 +++ [pid 5097] +++ exited with 0 +++ [pid 5096] +++ exited with 0 +++ [pid 5095] exit_group(0 [pid 5076] <... unlink resumed>) = 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5101] <... futex resumed>) = ? [pid 5095] <... exit_group resumed>) = ? [pid 5076] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] unlink("./1/cgroup.net" [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5076] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5074] <... unlink resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] getdents64(3, 0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5074] close(3) = 0 [pid 5101] +++ exited with 0 +++ [pid 5095] +++ exited with 0 +++ [pid 5076] unlink("./1/cgroup.net" [pid 5073] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 5076] <... unlink resumed>) = 0 [pid 5074] rmdir("./1" [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... restart_syscall resumed>) = 0 [pid 5076] getdents64(3, [pid 5074] <... rmdir resumed>) = 0 [pid 5073] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5076] close(3) = 0 [pid 5074] mkdir("./2", 0777 [pid 5073] <... openat resumed>) = 3 [pid 5076] rmdir("./1" [pid 5075] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... mkdir resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(3, "", [pid 5072] umount2("./1", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] <... rmdir resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... openat resumed>) = 3 [pid 5073] getdents64(3, [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(3, "", [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] getdents64(3, [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5076] mkdir("./2", 0777 [pid 5072] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5103 attached [pid 5103] set_robust_list(0x55556766e6a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 6 [pid 5075] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5072] <... openat resumed>) = 3 [pid 5103] <... set_robust_list resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] newfstatat(3, "", [pid 5103] chdir("./2" [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5073] unlink("./1/cgroup.cpu" [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5103] <... chdir resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5103] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] getdents64(3, [pid 5103] <... prctl resumed>) = 0 [pid 5103] setpgid(0, 0 [pid 5075] unlink("./1/cgroup.cpu" [pid 5073] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5103] <... setpgid resumed>) = 0 [pid 5072] umount2("./1/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5103] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5075] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] newfstatat(AT_FDCWD, "./1/cgroup.cpu", [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] unlink("./1/binderfs"./strace-static-x86_64: Process 5104 attached [pid 5103] <... symlink resumed>) = 0 [pid 5075] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5104] set_robust_list(0x55556766e6a0, 24 [pid 5103] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 6 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./1/cgroup.cpu" [pid 5104] <... set_robust_list resumed>) = 0 [pid 5075] unlink("./1/binderfs" [pid 5103] <... symlink resumed>) = 0 [pid 5073] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5104] chdir("./2" [pid 5103] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... unlink resumed>) = 0 [pid 5104] <... chdir resumed>) = 0 [pid 5103] <... symlink resumed>) = 0 [pid 5104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] umount2("./1/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5104] <... prctl resumed>) = 0 [pid 5104] setpgid(0, 0 [pid 5103] <... openat resumed>) = 3 [pid 5075] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5104] <... setpgid resumed>) = 0 [pid 5103] write(3, "1000", 4 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] unlink("./1/cgroup" [pid 5104] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5103] <... write resumed>) = 4 [pid 5075] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5073] <... unlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./1/binderfs", [pid 5103] close(3 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5103] <... close resumed>) = 0 [pid 5075] unlink("./1/cgroup" [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5103] read(200, [pid 5072] unlink("./1/binderfs" [pid 5103] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5073] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5104] <... symlink resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... unlink resumed>) = 0 [pid 5103] read(200, [pid 5075] <... unlink resumed>) = 0 [pid 5073] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5104] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5103] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5075] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./1/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5104] <... symlink resumed>) = 0 [pid 5103] read(200, [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] unlink("./1/cgroup.net" [pid 5104] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5103] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5103] symlink("/dev/binderfs", "./binderfs" [pid 5073] getdents64(3, [pid 5104] <... symlink resumed>) = 0 [pid 5103] <... symlink resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] newfstatat(AT_FDCWD, "./1/cgroup", [pid 5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] unlink("./1/cgroup.net" [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5104] <... openat resumed>) = 3 [pid 5103] <... futex resumed>) = 0 [pid 5104] write(3, "1000", 4 [pid 5103] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5075] <... unlink resumed>) = 0 [pid 5073] close(3 [pid 5072] unlink("./1/cgroup" [pid 5104] <... write resumed>) = 4 [pid 5103] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5104] close(3 [pid 5103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5075] getdents64(3, [pid 5073] <... close resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5104] <... close resumed>) = 0 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] rmdir("./1" [pid 5104] read(200, [pid 5103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] close(3 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] umount2("./1/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5104] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... mmap resumed>) = 0x7f4cc4080000 [pid 5104] symlink("/dev/binderfs", "./binderfs" [pid 5103] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5075] <... close resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5104] <... symlink resumed>) = 0 [pid 5073] mkdir("./2", 0777 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... mprotect resumed>) = 0 [pid 5075] rmdir("./1" [pid 5073] <... mkdir resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./1/cgroup.net", [pid 5104] <... futex resumed>) = 0 [pid 5103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5104] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5075] <... rmdir resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5104] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5072] unlink("./1/cgroup.net") = 0 ./strace-static-x86_64: Process 5105 attached [pid 5105] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053) = 0 ./strace-static-x86_64: Process 5106 attached [pid 5104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5103] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5075] mkdir("./2", 0777 [pid 5072] getdents64(3, [pid 5106] set_robust_list(0x55556766e6a0, 24 [pid 5105] set_robust_list(0x7f4cc40a09a0, 24 [pid 5106] <... set_robust_list resumed>) = 0 [pid 5105] <... set_robust_list resumed>) = 0 [pid 5106] chdir("./2" [pid 5105] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] <... mmap resumed>) = 0x7f4cc4080000 [pid 5075] <... mkdir resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5106] <... chdir resumed>) = 0 [pid 5105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5103] rt_sigprocmask(SIG_SETMASK, [], [pid 5106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5105] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5106] <... prctl resumed>) = 0 [pid 5106] setpgid(0, 0 [pid 5104] <... mprotect resumed>) = 0 [pid 5103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] close(3./strace-static-x86_64: Process 5107 attached [pid 5106] <... setpgid resumed>) = 0 [pid 5103] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 6 [pid 5072] <... close resumed>) = 0 [pid 5107] set_robust_list(0x55556766e6a0, 24 [pid 5106] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5105] <... futex resumed>) = 0 [pid 5104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5103] <... futex resumed>) = 1 [pid 5107] <... set_robust_list resumed>) = 0 [pid 5104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5107] chdir("./2" [pid 5105] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] rmdir("./1"./strace-static-x86_64: Process 5108 attached [pid 5107] <... chdir resumed>) = 0 [pid 5106] <... symlink resumed>) = 0 [pid 5105] <... bpf resumed>) = 3 [pid 5072] <... rmdir resumed>) = 0 [pid 5108] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5107] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5106] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5105] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... rseq resumed>) = 0 [pid 5107] <... prctl resumed>) = 0 [pid 5108] set_robust_list(0x7f4cc40a09a0, 24 [pid 5107] setpgid(0, 0 [pid 5105] <... futex resumed>) = 1 [pid 5104] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5103] <... futex resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 6 [pid 5072] mkdir("./2", 0777 [pid 5108] <... set_robust_list resumed>) = 0 [pid 5107] <... setpgid resumed>) = 0 [pid 5106] <... symlink resumed>) = 0 [pid 5105] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] rt_sigprocmask(SIG_SETMASK, [], [pid 5103] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... mkdir resumed>) = 0 [pid 5108] rt_sigprocmask(SIG_SETMASK, [], [pid 5107] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5106] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5103] <... futex resumed>) = 0 [pid 5108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5107] <... symlink resumed>) = 0 [pid 5106] <... symlink resumed>) = 0 [pid 5105] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5104] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5108] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5107] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5105] <... socketpair resumed>[4, 5]) = 0 [pid 5104] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5109 attached [pid 5108] <... bpf resumed>) = 3 [pid 5107] <... symlink resumed>) = 0 [pid 5106] <... openat resumed>) = 3 [pid 5105] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] set_robust_list(0x55556766e6a0, 24 [pid 5108] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5106] write(3, "1000", 4 [pid 5105] <... futex resumed>) = 1 [pid 5104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... futex resumed>) = 0 [pid 5109] <... set_robust_list resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5103] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... symlink resumed>) = 0 [pid 5106] <... write resumed>) = 4 [pid 5105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5109] chdir("./2" [pid 5108] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5106] close(3 [pid 5109] <... chdir resumed>) = 0 [pid 5105] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5107] <... openat resumed>) = 3 [pid 5106] <... close resumed>) = 0 [pid 5104] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... futex resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 6 [pid 5109] <... prctl resumed>) = 0 [pid 5108] <... futex resumed>) = 0 [pid 5107] write(3, "1000", 4 [pid 5106] read(200, [pid 5105] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... futex resumed>) = 1 [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] setpgid(0, 0 [pid 5108] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5107] <... write resumed>) = 4 [pid 5106] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5105] <... futex resumed>) = 0 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] <... setpgid resumed>) = 0 [pid 5108] <... socketpair resumed>[4, 5]) = 0 [pid 5107] close(3 [pid 5106] symlink("/dev/binderfs", "./binderfs" [pid 5105] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... symlink resumed>) = 0 [pid 5108] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... close resumed>) = 0 [pid 5106] <... symlink resumed>) = 0 [pid 5105] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5103] <... futex resumed>) = 0 [pid 5109] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5108] <... futex resumed>) = 1 [pid 5107] read(200, [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5105] <... bpf resumed>) = 6 [pid 5104] <... futex resumed>) = 0 [pid 5109] <... symlink resumed>) = 0 [pid 5108] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5107] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5106] <... futex resumed>) = 0 [pid 5104] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] read(200, [pid 5106] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5104] <... futex resumed>) = 0 [pid 5108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5106] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5109] <... symlink resumed>) = 0 [pid 5107] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5106] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5105] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5108] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5107] symlink("/dev/binderfs", "./binderfs" [pid 5106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5105] <... futex resumed>) = 0 [pid 5103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... symlink resumed>) = 0 [pid 5106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5105] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... openat resumed>) = 3 [pid 5108] <... futex resumed>) = 1 [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... mmap resumed>) = 0x7f4cc4080000 [pid 5105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5104] <... futex resumed>) = 0 [pid 5109] write(3, "1000", 4 [pid 5103] <... futex resumed>) = 0 [pid 5109] <... write resumed>) = 4 [pid 5108] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5107] <... futex resumed>) = 0 [pid 5106] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5105] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5104] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5109] close(3 [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5106] <... mprotect resumed>) = 0 [pid 5105] <... bpf resumed>) = 7 [pid 5104] <... futex resumed>) = 0 [pid 5109] <... close resumed>) = 0 [pid 5108] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5107] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5106] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5105] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5109] read(200, [pid 5108] <... bpf resumed>) = 6 [pid 5107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5106] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5105] <... futex resumed>) = 1 [pid 5103] <... futex resumed>) = 0 [pid 5109] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5108] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5105] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5103] close(3./strace-static-x86_64: Process 5110 attached [pid 5109] read(200, [pid 5108] <... futex resumed>) = 1 [pid 5107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5104] <... futex resumed>) = 0 [pid 5103] <... close resumed>) = 0 [pid 5110] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5109] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5108] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5107] <... mmap resumed>) = 0x7f4cc4080000 [pid 5106] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5104] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] close(4 [pid 5110] <... rseq resumed>) = 0 [pid 5109] symlink("/dev/binderfs", "./binderfs" [pid 5108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5106] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] <... futex resumed>) = 0 [pid 5103] <... close resumed>) = 0 [pid 5110] set_robust_list(0x7f4cc40a09a0, 24 [pid 5109] <... symlink resumed>) = 0 [pid 5108] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5107] <... mprotect resumed>) = 0 [pid 5106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5104] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5103] close(5 [pid 5110] <... set_robust_list resumed>) = 0 [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5108] <... bpf resumed>) = 7 [pid 5107] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5106] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5103] <... close resumed>) = 0 [pid 5110] rt_sigprocmask(SIG_SETMASK, [], [pid 5109] <... futex resumed>) = 0 [pid 5108] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5103] close(6 [pid 5110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5109] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5108] <... futex resumed>) = 1 [pid 5107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... futex resumed>) = 0 [pid 5103] <... close resumed>) = 0 ./strace-static-x86_64: Process 5111 attached [pid 5110] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5108] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5104] close(3 [pid 5103] close(7 [pid 5111] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5110] <... bpf resumed>) = 3 [pid 5109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5107] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5104] <... close resumed>) = 0 [pid 5111] <... rseq resumed>) = 0 [pid 5110] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5107] rt_sigprocmask(SIG_SETMASK, [], [pid 5104] close(4 [pid 5111] set_robust_list(0x7f4cc40a09a0, 24 [pid 5110] <... futex resumed>) = 1 [pid 5107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5111] <... set_robust_list resumed>) = 0 [pid 5110] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... mmap resumed>) = 0x7f4cc4080000 [pid 5107] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] <... close resumed>) = 0 [pid 5111] rt_sigprocmask(SIG_SETMASK, [], [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5107] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5104] close(5 [pid 5111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5110] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5109] <... mprotect resumed>) = 0 [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... close resumed>) = 0 [pid 5111] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5110] <... socketpair resumed>[4, 5]) = 0 [pid 5111] <... bpf resumed>) = 3 [pid 5110] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5104] close(6 [pid 5111] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... futex resumed>) = 1 [pid 5109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = 0 [pid 5111] <... futex resumed>) = 1 [pid 5110] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5107] <... futex resumed>) = 0 [pid 5106] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] close(7 [pid 5111] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... futex resumed>) = 0 [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] <... futex resumed>) = 0 [pid 5110] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144./strace-static-x86_64: Process 5112 attached [pid 5111] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5112] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5111] <... socketpair resumed>[4, 5]) = 0 [pid 5110] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5112] <... rseq resumed>) = 0 [pid 5111] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... clone3 resumed> => {parent_tid=[7]}, 88) = 7 [pid 5112] set_robust_list(0x7f4cc40a09a0, 24 [pid 5111] <... futex resumed>) = 1 [pid 5110] <... futex resumed>) = 1 [pid 5109] rt_sigprocmask(SIG_SETMASK, [], [pid 5107] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5112] <... set_robust_list resumed>) = 0 [pid 5111] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5107] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5112] rt_sigprocmask(SIG_SETMASK, [], [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = 0 [pid 5103] <... close resumed>) = 0 [pid 5112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5111] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5110] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5109] <... futex resumed>) = 0 [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] close(8 [pid 5103] close(8 [pid 5112] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5111] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... bpf resumed>) = 3 [pid 5111] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] <... bpf resumed>) = 6 [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(9 [pid 5112] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = 1 [pid 5110] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] <... futex resumed>) = 0 [pid 5104] close(9 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... futex resumed>) = 0 [pid 5111] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] <... futex resumed>) = 1 [pid 5109] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(10 [pid 5112] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5110] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 0 [pid 5106] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] close(10 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... socketpair resumed>[4, 5]) = 0 [pid 5111] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5106] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(11 [pid 5112] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5111] <... bpf resumed>) = 6 [pid 5112] <... futex resumed>) = 0 [pid 5111] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5106] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5104] close(11 [pid 5103] close(12 [pid 5112] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5111] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = 0 [pid 5107] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5111] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5107] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5104] close(12 [pid 5103] close(13 [pid 5112] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... futex resumed>) = 0 [pid 5111] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5109] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5104] close(13 [pid 5103] close(14 [pid 5112] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5110] <... bpf resumed>) = 7 [pid 5109] <... futex resumed>) = 0 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5111] <... bpf resumed>) = 7 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(15 [pid 5112] <... bpf resumed>) = 6 [pid 5111] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5110] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5104] close(14 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5111] <... futex resumed>) = 1 [pid 5110] <... futex resumed>) = 1 [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5107] <... futex resumed>) = 0 [pid 5106] <... futex resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(16 [pid 5112] <... futex resumed>) = 0 [pid 5111] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5110] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] close(3 [pid 5106] close(3 [pid 5104] close(15 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5109] <... futex resumed>) = 0 [pid 5107] <... close resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5112] <... bpf resumed>) = 7 [pid 5107] close(4 [pid 5103] close(17 [pid 5104] close(16 [pid 5106] close(4 [pid 5109] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5112] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5107] <... close resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5112] <... futex resumed>) = 0 [pid 5109] close(3 [pid 5107] close(5 [pid 5106] close(5 [pid 5104] close(17 [pid 5103] close(18 [pid 5112] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5109] <... close resumed>) = 0 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(19 [pid 5109] close(4 [pid 5107] <... close resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(6 [pid 5109] <... close resumed>) = 0 [pid 5106] close(6 [pid 5109] close(5 [pid 5107] <... close resumed>) = 0 [pid 5106] <... close resumed>) = 0 [pid 5104] close(18 [pid 5103] close(20 [pid 5109] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(7 [pid 5106] close(7 [pid 5109] close(6 [pid 5107] <... close resumed>) = 0 [pid 5104] close(19 [pid 5103] close(21 [pid 5109] <... close resumed>) = 0 [pid 5107] close(8 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(7 [pid 5107] close(9 [pid 5104] close(20 [pid 5103] close(22 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(10 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(23 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(11) = -1 EBADF (Bad file descriptor) [pid 5107] close(12) = -1 EBADF (Bad file descriptor) [pid 5107] close(13) = -1 EBADF (Bad file descriptor) [pid 5107] close(14) = -1 EBADF (Bad file descriptor) [pid 5107] close(15) = -1 EBADF (Bad file descriptor) [pid 5107] close(16) = -1 EBADF (Bad file descriptor) [pid 5107] close(17) = -1 EBADF (Bad file descriptor) [pid 5107] close(18) = -1 EBADF (Bad file descriptor) [pid 5107] close(19 [pid 5104] close(21 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(8 [pid 5103] close(24 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] close(22 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = 0 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(9 [pid 5107] close(20 [pid 5106] close(8 [pid 5104] close(23 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] close(25 [pid 5109] close(10 [pid 5107] close(21 [pid 5104] close(24 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(11 [pid 5107] close(22 [pid 5106] close(9 [pid 5104] close(25 [pid 5103] close(26 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(12 [pid 5107] close(23 [pid 5106] close(10 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] close(26 [pid 5103] close(27 [pid 5109] close(13 [pid 5107] close(24 [pid 5106] close(11 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(25 [pid 5103] close(28 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(14 [pid 5104] close(27 [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(26 [pid 5106] close(12 [pid 5103] close(29 [pid 5109] close(15 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] close(27 [pid 5106] close(13 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(16 [pid 5107] close(28 [pid 5104] close(28 [pid 5103] exit_group(0 [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(17 [pid 5107] close(29 [pid 5106] close(14 [pid 5105] <... futex resumed>) = ? [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] <... exit_group resumed>) = ? [pid 5107] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5107] exit_group(0 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5105] +++ exited with 0 +++ [pid 5104] close(29 [pid 5111] <... futex resumed>) = ? [pid 5107] <... exit_group resumed>) = ? [pid 5106] close(15 [pid 5104] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5111] +++ exited with 0 +++ [pid 5109] close(18 [pid 5107] +++ exited with 0 +++ [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5103] +++ exited with 0 +++ [pid 5104] exit_group(0 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(16 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5109] close(19 [pid 5108] <... futex resumed>) = ? [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] <... exit_group resumed>) = ? [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5108] +++ exited with 0 +++ [pid 5106] close(17 [pid 5109] close(20 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5104] +++ exited with 0 +++ [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(18 [pid 5109] close(21 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(19 [pid 5109] close(22 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(20 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5109] close(23 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(21 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... openat resumed>) = 3 [pid 5075] <... openat resumed>) = 3 [pid 5109] close(24 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(3, "", [pid 5106] close(22 [pid 5076] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] newfstatat(3, "", [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... openat resumed>) = 3 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] getdents64(3, [pid 5106] close(23 [pid 5076] newfstatat(3, "", [pid 5074] getdents64(3, [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5075] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5109] close(25 [pid 5106] close(24 [pid 5076] getdents64(3, [pid 5074] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5109] close(26 [pid 5106] close(25 [pid 5076] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(27 [pid 5106] close(26 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] unlink("./2/cgroup.cpu" [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5074] unlink("./2/cgroup.cpu" [pid 5075] <... unlink resumed>) = 0 [pid 5109] close(28 [pid 5106] close(27 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] close(29 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./2/cgroup.cpu" [pid 5075] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5106] close(28 [pid 5076] <... unlink resumed>) = 0 [pid 5074] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5109] exit_group(0 [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5109] <... exit_group resumed>) = ? [pid 5112] <... futex resumed>) = ? [pid 5106] close(29 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5106] exit_group(0) = ? [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] unlink("./2/binderfs" [pid 5110] <... futex resumed>) = ? [pid 5076] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5074] unlink("./2/binderfs" [pid 5075] <... unlink resumed>) = 0 [pid 5112] +++ exited with 0 +++ [pid 5109] +++ exited with 0 +++ [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5076] unlink("./2/binderfs" [pid 5075] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5110] +++ exited with 0 +++ [pid 5106] +++ exited with 0 +++ [pid 5076] <... unlink resumed>) = 0 [pid 5074] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5072] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] unlink("./2/cgroup" [pid 5072] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] unlink("./2/cgroup" [pid 5075] <... unlink resumed>) = 0 [pid 5073] umount2("./2", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... openat resumed>) = 3 [pid 5076] unlink("./2/cgroup" [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] newfstatat(3, "", [pid 5076] <... unlink resumed>) = 0 [pid 5074] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5074] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5072] getdents64(3, [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] unlink("./2/cgroup.net" [pid 5075] unlink("./2/cgroup.net" [pid 5073] newfstatat(3, "", [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5076] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... unlink resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5074] getdents64(3, [pid 5075] getdents64(3, [pid 5073] getdents64(3, [pid 5072] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] close(3 [pid 5075] close(3 [pid 5073] umount2("./2/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./2/cgroup.cpu" [pid 5074] rmdir("./2" [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... rmdir resumed>) = 0 [pid 5075] rmdir("./2" [pid 5073] newfstatat(AT_FDCWD, "./2/cgroup.cpu", [pid 5072] <... unlink resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5074] mkdir("./3", 0777 [pid 5075] <... rmdir resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... mkdir resumed>) = 0 [pid 5073] unlink("./2/cgroup.cpu" [pid 5072] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] unlink("./2/cgroup.net" [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] mkdir("./3", 0777 [pid 5072] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5076] <... unlink resumed>) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] umount2("./2/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./2/binderfs"./strace-static-x86_64: Process 5113 attached [pid 5076] getdents64(3, [pid 5073] newfstatat(AT_FDCWD, "./2/binderfs", [pid 5072] <... unlink resumed>) = 0 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5113] set_robust_list(0x55556766e6a0, 24 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5076] close(3 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5113] <... set_robust_list resumed>) = 0 [pid 5076] <... close resumed>) = 0 ./strace-static-x86_64: Process 5114 attached [pid 5113] chdir("./3" [pid 5076] rmdir("./2" [pid 5073] unlink("./2/binderfs" [pid 5072] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5076] <... rmdir resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5114] set_robust_list(0x55556766e6a0, 24 [pid 5073] umount2("./2/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5114] <... set_robust_list resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5113] <... chdir resumed>) = 0 [pid 5072] unlink("./2/cgroup" [pid 5114] chdir("./3" [pid 5073] newfstatat(AT_FDCWD, "./2/cgroup", [pid 5072] <... unlink resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 8 [pid 5073] unlink("./2/cgroup" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5114] <... chdir resumed>) = 0 [pid 5113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5076] mkdir("./3", 0777 [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5113] <... prctl resumed>) = 0 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 8 [pid 5073] umount2("./2/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] unlink("./2/cgroup.net" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... unlink resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5113] setpgid(0, 0 [pid 5114] <... prctl resumed>) = 0 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5113] <... setpgid resumed>) = 0 [pid 5114] setpgid(0, 0 [pid 5073] newfstatat(AT_FDCWD, "./2/cgroup.net", [pid 5072] getdents64(3, [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] unlink("./2/cgroup.net" [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 5115 attached [pid 5073] <... unlink resumed>) = 0 [pid 5072] close(3 [pid 5115] set_robust_list(0x55556766e6a0, 24 [pid 5114] <... setpgid resumed>) = 0 [pid 5113] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5072] <... close resumed>) = 0 [pid 5115] <... set_robust_list resumed>) = 0 [pid 5073] getdents64(3, [pid 5072] rmdir("./2" [pid 5115] chdir("./3" [pid 5114] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5115] <... chdir resumed>) = 0 [pid 5113] <... symlink resumed>) = 0 [pid 5073] close(3 [pid 5114] <... symlink resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5073] rmdir("./2" [pid 5115] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5114] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5113] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 8 [pid 5072] mkdir("./3", 0777 [pid 5115] <... prctl resumed>) = 0 [pid 5114] <... symlink resumed>) = 0 [pid 5113] <... symlink resumed>) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5115] setpgid(0, 0 [pid 5114] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5113] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5073] mkdir("./3", 0777 [pid 5072] <... mkdir resumed>) = 0 [pid 5115] <... setpgid resumed>) = 0 [pid 5114] <... symlink resumed>) = 0 [pid 5113] <... symlink resumed>) = 0 [pid 5115] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5073] <... mkdir resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5114] <... openat resumed>) = 3 [pid 5113] <... openat resumed>) = 3 [pid 5115] <... symlink resumed>) = 0 [pid 5113] write(3, "1000", 4./strace-static-x86_64: Process 5116 attached [pid 5114] write(3, "1000", 4 [pid 5113] <... write resumed>) = 4 [pid 5115] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5114] <... write resumed>) = 4 [pid 5113] close(3 [pid 5115] <... symlink resumed>) = 0 [pid 5114] close(3 [pid 5116] set_robust_list(0x55556766e6a0, 24 [pid 5114] <... close resumed>) = 0 [pid 5113] <... close resumed>) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5116] <... set_robust_list resumed>) = 0 [pid 5115] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5114] read(200, [pid 5113] read(200, ./strace-static-x86_64: Process 5117 attached [pid 5116] chdir("./3" [pid 5115] <... symlink resumed>) = 0 [pid 5114] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5114] symlink("/dev/binderfs", "./binderfs" [pid 5113] symlink("/dev/binderfs", "./binderfs" [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 8 [pid 5113] <... symlink resumed>) = 0 [pid 5114] <... symlink resumed>) = 0 [pid 5117] set_robust_list(0x55556766e6a0, 24 [pid 5116] <... chdir resumed>) = 0 [pid 5115] <... openat resumed>) = 3 [pid 5117] <... set_robust_list resumed>) = 0 [pid 5116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5117] chdir("./3" [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] setpgid(0, 0 [pid 5115] write(3, "1000", 4 [pid 5114] <... futex resumed>) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5115] <... write resumed>) = 4 [pid 5117] <... chdir resumed>) = 0 [pid 5115] close(3 [pid 5113] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5116] <... setpgid resumed>) = 0 [pid 5117] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5115] <... close resumed>) = 0 [pid 5114] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5113] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5116] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5115] read(200, [pid 5114] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 8 [pid 5117] <... prctl resumed>) = 0 [pid 5115] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5114] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5117] setpgid(0, 0 [pid 5115] read(200, [pid 5114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5117] <... setpgid resumed>) = 0 [pid 5116] <... symlink resumed>) = 0 [pid 5115] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5113] <... mmap resumed>) = 0x7f4cc4080000 [pid 5115] symlink("/dev/binderfs", "./binderfs" [pid 5114] <... mmap resumed>) = 0x7f4cc4080000 [pid 5113] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5115] <... symlink resumed>) = 0 [pid 5114] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5113] <... mprotect resumed>) = 0 [pid 5117] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5116] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... mprotect resumed>) = 0 [pid 5116] <... symlink resumed>) = 0 [pid 5115] <... futex resumed>) = 0 [pid 5114] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5117] <... symlink resumed>) = 0 [pid 5115] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, NULL, 8) = 0 [pid 5114] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5117] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5116] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5114] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0}./strace-static-x86_64: Process 5119 attached ./strace-static-x86_64: Process 5118 attached [pid 5115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5117] <... symlink resumed>) = 0 [pid 5113] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5119] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5118] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5117] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5116] <... symlink resumed>) = 0 [pid 5115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5119] <... rseq resumed>) = 0 [pid 5118] <... rseq resumed>) = 0 [pid 5117] <... symlink resumed>) = 0 [pid 5115] <... mmap resumed>) = 0x7f4cc4080000 [pid 5114] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5113] rt_sigprocmask(SIG_SETMASK, [], [pid 5119] set_robust_list(0x7f4cc40a09a0, 24 [pid 5118] set_robust_list(0x7f4cc40a09a0, 24 [pid 5115] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5114] rt_sigprocmask(SIG_SETMASK, [], [pid 5113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] <... set_robust_list resumed>) = 0 [pid 5115] <... mprotect resumed>) = 0 [pid 5113] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] <... set_robust_list resumed>) = 0 [pid 5118] rt_sigprocmask(SIG_SETMASK, [], [pid 5117] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5115] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5114] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5119] rt_sigprocmask(SIG_SETMASK, [], [pid 5118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5116] <... openat resumed>) = 3 [pid 5115] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5114] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5118] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5117] <... openat resumed>) = 3 [pid 5116] write(3, "1000", 4 [pid 5115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5114] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5120 attached [pid 5119] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5118] <... bpf resumed>) = 3 [pid 5117] write(3, "1000", 4 [pid 5116] <... write resumed>) = 4 [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5118] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... write resumed>) = 4 [pid 5118] <... futex resumed>) = 1 [pid 5118] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5113] <... futex resumed>) = 0 [pid 5113] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... rseq resumed>) = 0 [pid 5119] <... bpf resumed>) = 3 [pid 5118] <... futex resumed>) = 0 [pid 5117] close(3 [pid 5116] close(3 [pid 5115] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5120] set_robust_list(0x7f4cc40a09a0, 24 [pid 5119] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5117] <... close resumed>) = 0 [pid 5116] <... close resumed>) = 0 [pid 5115] rt_sigprocmask(SIG_SETMASK, [], [pid 5113] <... futex resumed>) = 1 [pid 5120] <... set_robust_list resumed>) = 0 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... socketpair resumed>[4, 5]) = 0 [pid 5117] read(200, [pid 5116] read(200, [pid 5115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5120] rt_sigprocmask(SIG_SETMASK, [], [pid 5119] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] <... read resumed>"\x33\x33\x00\x00\x00\x16\xaa\xaa\xaa\xaa\xaa\xaa\x86\xdd\x60\x00\x00\x00\x00\x38\x00\x01\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x16\x3a\x00\x05\x02\x00\x00\x01\x00\x8f\x00\xc2\x46\x00\x00\x00\x02\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xaa\xaa\xaa\x04\x00\x00\x00\xff\x02\x00\x00\x00\x00"..., 1000) = 110 [pid 5115] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5117] symlink("/dev/binderfs", "./binderfs" [pid 5116] read(200, [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5119] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5118] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] <... symlink resumed>) = 0 [pid 5116] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... bpf resumed>) = 3 [pid 5119] <... socketpair resumed>[4, 5]) = 0 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] symlink("/dev/binderfs", "./binderfs" [pid 5113] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5117] <... futex resumed>) = 0 [pid 5116] <... symlink resumed>) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = 1 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5117] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5120] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5119] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] <... futex resumed>) = 0 [pid 5117] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5116] <... futex resumed>) = 0 [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5120] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5119] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5118] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5116] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5113] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] <... socketpair resumed>[4, 5]) = 0 [pid 5119] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5117] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5116] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5120] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5117] <... mmap resumed>) = 0x7f4cc4080000 [pid 5116] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5120] <... futex resumed>) = 1 [pid 5119] <... futex resumed>) = 1 [pid 5118] <... bpf resumed>) = 6 [pid 5117] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5120] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5119] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5115] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... mprotect resumed>) = 0 [pid 5117] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5120] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5118] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5118] <... futex resumed>) = 1 [pid 5116] <... mmap resumed>) = 0x7f4cc4080000 [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5113] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = 0 [pid 5119] <... bpf resumed>) = 6 [pid 5118] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5116] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5119] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5117] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5116] <... mprotect resumed>) = 0 [pid 5115] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5121 attached [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5119] <... futex resumed>) = 1 [pid 5118] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5116] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5115] <... futex resumed>) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5113] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5121] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5120] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5119] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5118] <... bpf resumed>) = 7 [pid 5117] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5116] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5114] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] <... rseq resumed>) = 0 [pid 5120] <... bpf resumed>) = 6 [pid 5119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5118] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] rt_sigprocmask(SIG_SETMASK, [], [pid 5116] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5121] set_robust_list(0x7f4cc40a09a0, 24) = 0 [pid 5121] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 5122 attached NULL, 8) = 0 [pid 5120] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5119] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5118] <... futex resumed>) = 1 [pid 5117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5114] <... futex resumed>) = 0 [pid 5113] <... futex resumed>) = 0 [pid 5120] <... futex resumed>) = 1 [pid 5119] <... bpf resumed>) = 7 [pid 5118] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... futex resumed>) = 0 [pid 5114] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5113] close(3 [pid 5122] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5121] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5120] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5119] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... futex resumed>) = 0 [pid 5116] <... clone3 resumed> => {parent_tid=[9]}, 88) = 9 [pid 5115] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5113] <... close resumed>) = 0 [pid 5122] <... rseq resumed>) = 0 [pid 5121] <... bpf resumed>) = 3 [pid 5120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5119] <... futex resumed>) = 0 [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] rt_sigprocmask(SIG_SETMASK, [], [pid 5115] <... futex resumed>) = 0 [pid 5114] close(3 [pid 5113] close(4 [pid 5122] set_robust_list(0x7f4cc40a09a0, 24 [pid 5121] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5119] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5115] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5114] <... close resumed>) = 0 [pid 5113] <... close resumed>) = 0 [pid 5120] <... bpf resumed>) = 7 [pid 5122] <... set_robust_list resumed>) = 0 [pid 5117] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5114] close(4 [pid 5113] close(5 [pid 5121] <... futex resumed>) = 0 [pid 5122] rt_sigprocmask(SIG_SETMASK, [], [pid 5121] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5120] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] <... futex resumed>) = 0 [pid 5116] <... futex resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5113] <... close resumed>) = 0 [pid 5122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5121] <... socketpair resumed>[4, 5]) = 0 [pid 5120] <... futex resumed>) = 1 [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... futex resumed>) = 0 [pid 5122] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5121] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5120] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5115] close(3 [pid 5114] close(5 [pid 5113] close(6 [pid 5117] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... close resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5113] <... close resumed>) = 0 [pid 5117] <... futex resumed>) = 0 [pid 5115] close(4 [pid 5114] close(6 [pid 5113] close(7 [pid 5122] <... bpf resumed>) = 3 [pid 5121] <... futex resumed>) = 0 [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] <... close resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5113] <... close resumed>) = 0 [pid 5122] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5115] close(5 [pid 5114] close(7 [pid 5113] close(8 [pid 5122] <... futex resumed>) = 1 [pid 5121] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = 0 [pid 5122] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] close(6 [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5121] <... futex resumed>) = 1 [pid 5117] <... futex resumed>) = 0 [pid 5116] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] <... close resumed>) = 0 [pid 5113] close(9 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] <... futex resumed>) = 0 [pid 5115] close(7 [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5117] <... futex resumed>) = 0 [pid 5113] close(10 [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] <... socketpair resumed>[4, 5]) = 0 [pid 5121] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5113] close(11) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] close(12) = -1 EBADF (Bad file descriptor) [pid 5113] close(13) = -1 EBADF (Bad file descriptor) [pid 5121] <... bpf resumed>) = 6 [pid 5113] close(14) = -1 EBADF (Bad file descriptor) [pid 5113] close(15) = -1 EBADF (Bad file descriptor) [pid 5113] close(16) = -1 EBADF (Bad file descriptor) [pid 5113] close(17) = -1 EBADF (Bad file descriptor) [pid 5122] <... futex resumed>) = 1 [pid 5121] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = 0 [pid 5114] <... close resumed>) = 0 [pid 5121] <... futex resumed>) = 1 [pid 5117] <... futex resumed>) = 0 [pid 5116] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5121] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5116] <... futex resumed>) = 0 [pid 5121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5117] <... futex resumed>) = 0 [pid 5121] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5117] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5122] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5115] close(8 [pid 5114] close(8 [pid 5113] close(18 [pid 5122] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] close(9 [pid 5114] close(9 [pid 5113] close(19 [pid 5122] <... futex resumed>) = 1 [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5116] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] close(10 [pid 5114] close(10 [pid 5113] close(20 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5115] close(11 [pid 5114] close(11 [pid 5113] close(21 [pid 5122] <... bpf resumed>) = 6 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] close(12 [pid 5114] close(12 [pid 5113] close(22 [pid 5121] <... bpf resumed>) = 7 [pid 5122] <... futex resumed>) = 1 [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5121] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5121] <... futex resumed>) = 1 [pid 5117] <... futex resumed>) = 0 [pid 5116] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5115] close(13 [pid 5114] close(13 [pid 5113] close(23 [pid 5122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5121] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] close(3 [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5117] <... close resumed>) = 0 [pid 5116] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5115] close(14 [pid 5114] close(14 [pid 5113] close(24 [pid 5117] close(4 [pid 5122] <... bpf resumed>) = 7 [pid 5117] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5122] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5117] close(5 [pid 5115] close(15 [pid 5122] <... futex resumed>) = 1 [pid 5117] <... close resumed>) = 0 [pid 5116] <... futex resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(15 [pid 5113] close(25 [pid 5122] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5117] close(6 [pid 5116] close(3 [pid 5115] close(16 [pid 5117] <... close resumed>) = 0 [pid 5116] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] close(7 [pid 5116] close(4 [pid 5115] close(17 [pid 5114] close(16 [pid 5113] close(26 [pid 5116] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(5 [pid 5115] close(18 [pid 5114] close(17 [pid 5113] close(27 [pid 5116] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(6 [pid 5115] close(19 [pid 5114] close(18 [pid 5116] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] close(28 [pid 5116] close(7 [pid 5115] close(20 [pid 5114] close(19 [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] close(29 [pid 5115] close(21 [pid 5114] close(20 [pid 5113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5113] exit_group(0 [pid 5115] close(22 [pid 5114] close(21 [pid 5113] <... exit_group resumed>) = ? [pid 5118] <... futex resumed>) = ? [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] close(23 [pid 5114] close(22 [pid 5118] +++ exited with 0 +++ [pid 5113] +++ exited with 0 +++ [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5117] <... close resumed>) = 0 [pid 5116] <... close resumed>) = 0 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(8 [pid 5115] close(24 [pid 5114] close(23) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(24 [pid 5116] close(9 [pid 5115] close(25 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(10 [pid 5114] close(25 [pid 5117] close(8) = -1 EBADF (Bad file descriptor) [pid 5117] close(9 [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] close(26 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] close(10) = -1 EBADF (Bad file descriptor) [pid 5117] close(11 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(26 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(11 [pid 5115] close(27 [pid 5117] close(12 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(27 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5117] close(13 [pid 5116] close(12 [pid 5115] close(28 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(28 [pid 5117] close(14 [pid 5116] close(13 [pid 5115] close(29 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... openat resumed>) = 3 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] close(15 [pid 5116] close(14 [pid 5115] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5114] close(29 [pid 5074] newfstatat(3, "", [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5115] exit_group(0 [pid 5114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5120] <... futex resumed>) = ? [pid 5117] close(16 [pid 5116] close(15 [pid 5115] <... exit_group resumed>) = ? [pid 5114] exit_group(0 [pid 5120] +++ exited with 0 +++ [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5117] close(17) = -1 EBADF (Bad file descriptor) [pid 5117] close(18 [pid 5119] <... futex resumed>) = ? [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(16 [pid 5115] +++ exited with 0 +++ [pid 5114] <... exit_group resumed>) = ? [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5119] +++ exited with 0 +++ [pid 5117] close(19 [pid 5114] +++ exited with 0 +++ [pid 5074] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] close(17) = -1 EBADF (Bad file descriptor) [pid 5116] close(18) = -1 EBADF (Bad file descriptor) [pid 5116] close(19) = -1 EBADF (Bad file descriptor) [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5116] close(20) = -1 EBADF (Bad file descriptor) [pid 5116] close(21) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5117] close(20 [pid 5116] close(22 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5117] close(21 [pid 5116] close(23 [pid 5074] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] close(22 [pid 5116] close(24 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... restart_syscall resumed>) = 0 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5117] close(23 [pid 5116] close(25 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./3/cgroup.cpu" [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] close(24) = -1 EBADF (Bad file descriptor) [pid 5116] close(26 [pid 5076] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... openat resumed>) = 3 [pid 5074] <... unlink resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5117] close(25 [pid 5116] close(27 [pid 5076] newfstatat(3, "", [pid 5075] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5117] close(26 [pid 5116] close(28 [pid 5076] getdents64(3, [pid 5074] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(3, "", [pid 5117] close(27 [pid 5116] close(29 [pid 5074] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5117] close(28 [pid 5116] exit_group(0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] getdents64(3, [pid 5122] <... futex resumed>) = ? [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5116] <... exit_group resumed>) = ? [pid 5076] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5122] +++ exited with 0 +++ [pid 5117] close(29 [pid 5074] unlink("./3/binderfs" [pid 5117] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5117] exit_group(0 [pid 5116] +++ exited with 0 +++ [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5075] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5121] <... futex resumed>) = ? [pid 5117] <... exit_group resumed>) = ? [pid 5076] unlink("./3/cgroup.cpu" [pid 5074] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5121] +++ exited with 0 +++ [pid 5076] <... unlink resumed>) = 0 [pid 5075] newfstatat(AT_FDCWD, "./3/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5117] +++ exited with 0 +++ [pid 5076] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] unlink("./3/cgroup.cpu" [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5074] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 5074] unlink("./3/cgroup" [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5076] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5075] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5076] unlink("./3/binderfs" [pid 5074] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] umount2("./3", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] <... unlink resumed>) = 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5073] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5076] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] unlink("./3/cgroup.net" [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... unlink resumed>) = 0 [pid 5075] unlink("./3/binderfs" [pid 5072] <... openat resumed>) = 3 [pid 5074] getdents64(3, [pid 5073] <... openat resumed>) = 3 [pid 5072] newfstatat(3, "", [pid 5076] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] newfstatat(3, "", [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5076] unlink("./3/cgroup" [pid 5072] getdents64(3, [pid 5076] <... unlink resumed>) = 0 [pid 5074] close(3 [pid 5075] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5074] <... close resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5073] getdents64(3, [pid 5072] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] rmdir("./3" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5076] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] newfstatat(AT_FDCWD, "./3/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./3/cgroup.net") = 0 [pid 5076] getdents64(3, 0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5076] close(3) = 0 [pid 5076] rmdir("./3" [pid 5074] <... rmdir resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] umount2("./3/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5074] mkdir("./4", 0777 [pid 5076] <... rmdir resumed>) = 0 [pid 5074] <... mkdir resumed>) = 0 [pid 5075] unlink("./3/cgroup" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5073] newfstatat(AT_FDCWD, "./3/cgroup.cpu", [pid 5072] unlink("./3/cgroup.cpu" [pid 5076] mkdir("./4", 0777 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] unlink("./3/cgroup.cpu" [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5073] umount2("./3/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5075] unlink("./3/cgroup.net" [pid 5073] newfstatat(AT_FDCWD, "./3/binderfs", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5123 attached ./strace-static-x86_64: Process 5124 attached [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 10 [pid 5075] getdents64(3, [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./3/binderfs" [pid 5123] set_robust_list(0x55556766e6a0, 24 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 10 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] unlink("./3/binderfs" [pid 5072] <... unlink resumed>) = 0 [pid 5123] <... set_robust_list resumed>) = 0 [pid 5124] set_robust_list(0x55556766e6a0, 24 [pid 5075] close(3 [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5123] chdir("./4" [pid 5124] <... set_robust_list resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5073] umount2("./3/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5123] <... chdir resumed>) = 0 [pid 5124] chdir("./4" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5124] <... chdir resumed>) = 0 [pid 5075] rmdir("./3" [pid 5073] newfstatat(AT_FDCWD, "./3/cgroup", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5123] <... prctl resumed>) = 0 [pid 5124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5075] <... rmdir resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./3/cgroup" [pid 5123] setpgid(0, 0) = 0 [pid 5124] <... prctl resumed>) = 0 [pid 5073] unlink("./3/cgroup" [pid 5072] <... unlink resumed>) = 0 [pid 5123] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5073] <... unlink resumed>) = 0 [pid 5123] <... symlink resumed>) = 0 [pid 5075] mkdir("./4", 0777 [pid 5072] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5124] setpgid(0, 0) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] umount2("./3/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5123] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5124] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5073] newfstatat(AT_FDCWD, "./3/cgroup.net", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5123] <... symlink resumed>) = 0 [pid 5124] <... symlink resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./3/cgroup.net" [pid 5124] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu"./strace-static-x86_64: Process 5125 attached [pid 5123] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5124] <... symlink resumed>) = 0 [pid 5073] unlink("./3/cgroup.net" [pid 5072] <... unlink resumed>) = 0 [pid 5125] set_robust_list(0x55556766e6a0, 24 [pid 5123] <... symlink resumed>) = 0 [pid 5124] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5125] <... set_robust_list resumed>) = 0 [pid 5123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 10 [pid 5073] <... unlink resumed>) = 0 [pid 5125] chdir("./4" [pid 5123] <... openat resumed>) = 3 [pid 5124] <... symlink resumed>) = 0 [pid 5072] getdents64(3, [pid 5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5125] <... chdir resumed>) = 0 [pid 5123] write(3, "1000", 4 [pid 5073] getdents64(3, [pid 5125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5123] <... write resumed>) = 4 [pid 5072] close(3 [pid 5125] <... prctl resumed>) = 0 [pid 5123] close(3 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... close resumed>) = 0 [pid 5123] <... close resumed>) = 0 [pid 5125] setpgid(0, 0 [pid 5123] read(200, [pid 5124] <... openat resumed>) = 3 [pid 5073] close(3 [pid 5072] rmdir("./3" [pid 5125] <... setpgid resumed>) = 0 [pid 5123] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] write(3, "1000", 4 [pid 5073] <... close resumed>) = 0 [pid 5125] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5123] symlink("/dev/binderfs", "./binderfs" [pid 5124] <... write resumed>) = 4 [pid 5072] <... rmdir resumed>) = 0 [pid 5125] <... symlink resumed>) = 0 [pid 5124] close(3 [pid 5073] rmdir("./3" [pid 5124] <... close resumed>) = 0 [pid 5123] <... symlink resumed>) = 0 [pid 5124] read(200, [pid 5072] mkdir("./4", 0777 [pid 5124] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5125] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5072] <... mkdir resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5124] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5073] mkdir("./4", 0777 [pid 5124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] <... symlink resumed>) = 0 [pid 5124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5123] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5125] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5123] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5073] <... mkdir resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5125] <... symlink resumed>) = 0 [pid 5124] <... mmap resumed>) = 0x7f4cc4080000 [pid 5124] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 ./strace-static-x86_64: Process 5126 attached [pid 5125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5126] set_robust_list(0x55556766e6a0, 24 [pid 5125] <... openat resumed>) = 3 [pid 5123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5123] <... mmap resumed>) = 0x7f4cc4080000 ./strace-static-x86_64: Process 5128 attached ./strace-static-x86_64: Process 5127 attached [pid 5126] <... set_robust_list resumed>) = 0 [pid 5125] write(3, "1000", 4 [pid 5124] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 10 [pid 5128] set_robust_list(0x55556766e6a0, 24 [pid 5127] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5126] chdir("./4" [pid 5125] <... write resumed>) = 4 [pid 5123] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5128] <... set_robust_list resumed>) = 0 [pid 5127] <... rseq resumed>) = 0 [pid 5126] <... chdir resumed>) = 0 [pid 5124] rt_sigprocmask(SIG_SETMASK, [], [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 10 [pid 5128] chdir("./4" [pid 5127] set_robust_list(0x7f4cc40a09a0, 24 [pid 5126] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5125] close(3 [pid 5123] <... mprotect resumed>) = 0 [pid 5124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5128] <... chdir resumed>) = 0 [pid 5127] <... set_robust_list resumed>) = 0 [pid 5126] <... prctl resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] rt_sigprocmask(SIG_SETMASK, [], [pid 5126] setpgid(0, 0 [pid 5123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5125] read(200, [pid 5124] <... futex resumed>) = 0 [pid 5128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5126] <... setpgid resumed>) = 0 [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... prctl resumed>) = 0 [pid 5127] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5126] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5128] setpgid(0, 0 [pid 5127] <... bpf resumed>) = 3 [pid 5125] symlink("/dev/binderfs", "./binderfs" [pid 5123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0}./strace-static-x86_64: Process 5129 attached [pid 5128] <... setpgid resumed>) = 0 [pid 5127] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... symlink resumed>) = 0 [pid 5125] <... symlink resumed>) = 0 [pid 5123] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5127] <... futex resumed>) = 1 [pid 5126] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5124] <... futex resumed>) = 0 [pid 5129] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5127] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] <... symlink resumed>) = 0 [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... rseq resumed>) = 0 [pid 5128] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] <... futex resumed>) = 0 [pid 5123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5129] set_robust_list(0x7f4cc40a09a0, 24 [pid 5127] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5126] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5125] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5123] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = 0 [pid 5129] <... set_robust_list resumed>) = 0 [pid 5128] <... symlink resumed>) = 0 [pid 5127] <... socketpair resumed>[4, 5]) = 0 [pid 5126] <... symlink resumed>) = 0 [pid 5125] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5129] rt_sigprocmask(SIG_SETMASK, [], [pid 5128] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5127] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5127] <... futex resumed>) = 0 [pid 5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5128] <... symlink resumed>) = 0 [pid 5127] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] <... openat resumed>) = 3 [pid 5124] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5127] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5126] write(3, "1000", 4 [pid 5124] <... futex resumed>) = 0 [pid 5129] <... bpf resumed>) = 3 [pid 5128] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5127] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5125] <... mmap resumed>) = 0x7f4cc4080000 [pid 5129] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5129] <... futex resumed>) = 1 [pid 5127] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... write resumed>) = 4 [pid 5125] <... mprotect resumed>) = 0 [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... futex resumed>) = 0 [pid 5129] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] <... symlink resumed>) = 0 [pid 5127] <... futex resumed>) = 0 [pid 5126] close(3 [pid 5123] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5127] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] <... close resumed>) = 0 [pid 5125] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5123] <... futex resumed>) = 0 [pid 5124] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5126] read(200, [pid 5125] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... futex resumed>) = 0 [pid 5129] <... socketpair resumed>[4, 5]) = 0 [pid 5127] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5126] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... openat resumed>) = 3 [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] symlink("/dev/binderfs", "./binderfs" [pid 5125] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0}./strace-static-x86_64: Process 5130 attached [pid 5129] <... futex resumed>) = 1 [pid 5128] write(3, "1000", 4 [pid 5127] <... bpf resumed>) = 6 [pid 5126] <... symlink resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5130] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5129] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5127] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... rseq resumed>) = 0 [pid 5129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... write resumed>) = 4 [pid 5127] <... futex resumed>) = 1 [pid 5126] <... futex resumed>) = 0 [pid 5123] <... futex resumed>) = 0 [pid 5124] <... futex resumed>) = 0 [pid 5130] set_robust_list(0x7f4cc40a09a0, 24 [pid 5129] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5128] close(3 [pid 5127] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5125] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... set_robust_list resumed>) = 0 [pid 5129] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5128] <... close resumed>) = 0 [pid 5127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5126] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] rt_sigprocmask(SIG_SETMASK, [], [pid 5124] <... futex resumed>) = 0 [pid 5130] rt_sigprocmask(SIG_SETMASK, [], [pid 5129] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] read(200, [pid 5127] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5126] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5124] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5129] <... futex resumed>) = 1 [pid 5128] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5127] <... bpf resumed>) = 7 [pid 5126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = 0 [pid 5130] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5129] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] symlink("/dev/binderfs", "./binderfs" [pid 5127] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5125] <... futex resumed>) = 0 [pid 5123] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... bpf resumed>) = 3 [pid 5127] <... futex resumed>) = 1 [pid 5126] <... mmap resumed>) = 0x7f4cc4080000 [pid 5124] <... futex resumed>) = 0 [pid 5130] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5124] close(3 [pid 5130] <... futex resumed>) = 0 [pid 5130] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... symlink resumed>) = 0 [pid 5126] <... mprotect resumed>) = 0 [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... futex resumed>) = 0 [pid 5124] <... close resumed>) = 0 [pid 5129] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5129] <... bpf resumed>) = 6 [pid 5128] <... futex resumed>) = 0 [pid 5126] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5125] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] close(4 [pid 5130] <... futex resumed>) = 0 [pid 5129] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5126] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5125] <... futex resumed>) = 1 [pid 5124] <... close resumed>) = 0 ./strace-static-x86_64: Process 5131 attached [pid 5130] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5129] <... futex resumed>) = 1 [pid 5128] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... futex resumed>) = 0 [pid 5124] close(5 [pid 5131] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5130] <... socketpair resumed>[4, 5]) = 0 [pid 5129] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5126] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5123] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... close resumed>) = 0 [pid 5131] <... rseq resumed>) = 0 [pid 5130] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5126] rt_sigprocmask(SIG_SETMASK, [], [pid 5123] <... futex resumed>) = 0 [pid 5124] close(6 [pid 5131] set_robust_list(0x7f4cc40a09a0, 24 [pid 5130] <... futex resumed>) = 1 [pid 5129] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5123] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5124] <... close resumed>) = 0 [pid 5131] <... set_robust_list resumed>) = 0 [pid 5130] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] close(7 [pid 5131] rt_sigprocmask(SIG_SETMASK, [], [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5130] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... close resumed>) = 0 [pid 5131] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5130] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5124] close(8 [pid 5131] <... bpf resumed>) = 3 [pid 5128] <... mmap resumed>) = 0x7f4cc4080000 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5131] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5129] <... bpf resumed>) = 7 [pid 5124] close(9 [pid 5131] <... futex resumed>) = 1 [pid 5130] <... futex resumed>) = 1 [pid 5129] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5131] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5129] <... futex resumed>) = 1 [pid 5128] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5126] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] <... futex resumed>) = 0 [pid 5124] close(10 [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5129] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5126] <... futex resumed>) = 0 [pid 5125] <... futex resumed>) = 0 [pid 5123] close(3 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5132 attached [pid 5131] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5130] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... close resumed>) = 0 [pid 5124] close(11 [pid 5132] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5130] <... bpf resumed>) = 6 [pid 5123] close(4 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... rseq resumed>) = 0 [pid 5131] <... socketpair resumed>[4, 5]) = 0 [pid 5130] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... clone3 resumed> => {parent_tid=[11]}, 88) = 11 [pid 5123] <... close resumed>) = 0 [pid 5124] close(12 [pid 5132] set_robust_list(0x7f4cc40a09a0, 24 [pid 5131] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... futex resumed>) = 1 [pid 5128] rt_sigprocmask(SIG_SETMASK, [], [pid 5125] <... futex resumed>) = 0 [pid 5123] close(5 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... set_robust_list resumed>) = 0 [pid 5131] <... futex resumed>) = 1 [pid 5130] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5132] rt_sigprocmask(SIG_SETMASK, [], [pid 5131] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] <... futex resumed>) = 0 [pid 5123] <... close resumed>) = 0 [pid 5124] close(13 [pid 5132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5131] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5130] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5128] <... futex resumed>) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5123] close(6 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5131] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5130] <... bpf resumed>) = 7 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5123] <... close resumed>) = 0 [pid 5124] close(14 [pid 5132] <... bpf resumed>) = 3 [pid 5131] <... futex resumed>) = 0 [pid 5130] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5123] close(7 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5130] <... futex resumed>) = 1 [pid 5125] <... futex resumed>) = 0 [pid 5132] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5130] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] close(3 [pid 5124] close(15 [pid 5132] <... futex resumed>) = 1 [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... futex resumed>) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5131] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5128] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] close(4 [pid 5124] close(16 [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5131] <... bpf resumed>) = 6 [pid 5128] <... futex resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5131] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5125] close(5 [pid 5124] close(17 [pid 5132] <... socketpair resumed>[4, 5]) = 0 [pid 5131] <... futex resumed>) = 1 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5132] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5131] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5125] close(6 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... futex resumed>) = 1 [pid 5131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... futex resumed>) = 0 [pid 5126] <... futex resumed>) = 0 [pid 5125] <... close resumed>) = 0 [pid 5124] close(18 [pid 5132] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5131] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5128] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5126] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5125] close(7 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5128] <... futex resumed>) = 0 [pid 5124] close(19 [pid 5132] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5124] close(20 [pid 5132] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] <... futex resumed>) = 1 [pid 5128] <... futex resumed>) = 0 [pid 5132] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5128] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] close(21 [pid 5128] <... futex resumed>) = 0 [pid 5132] <... bpf resumed>) = 6 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5124] close(22 [pid 5132] <... futex resumed>) = 0 [pid 5128] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5128] <... futex resumed>) = 0 [pid 5124] close(23 [pid 5128] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] close(24 [pid 5131] <... bpf resumed>) = 7 [pid 5123] <... close resumed>) = 0 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5131] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5123] close(8 [pid 5124] close(25 [pid 5131] <... futex resumed>) = 1 [pid 5126] <... futex resumed>) = 0 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5131] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5126] close(3 [pid 5123] close(9 [pid 5124] close(26 [pid 5126] <... close resumed>) = 0 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(4 [pid 5123] close(10 [pid 5124] close(27 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = 0 [pid 5123] close(11 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(5 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] close(28 [pid 5126] <... close resumed>) = 0 [pid 5123] close(12 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(6 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] close(29 [pid 5126] <... close resumed>) = 0 [pid 5123] close(13 [pid 5124] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(7 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5124] exit_group(0 [pid 5123] close(14 [pid 5124] <... exit_group resumed>) = ? [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5127] <... futex resumed>) = ? [pid 5123] close(15) = -1 EBADF (Bad file descriptor) [pid 5123] close(16) = -1 EBADF (Bad file descriptor) [pid 5123] close(17 [pid 5132] <... bpf resumed>) = 7 [pid 5125] <... close resumed>) = 0 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5132] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5127] +++ exited with 0 +++ [pid 5125] close(8 [pid 5123] close(18 [pid 5124] +++ exited with 0 +++ [pid 5132] <... futex resumed>) = 1 [pid 5128] <... futex resumed>) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5132] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5128] close(3 [pid 5125] close(9 [pid 5123] close(19 [pid 5128] <... close resumed>) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] close(4 [pid 5125] close(10 [pid 5128] <... close resumed>) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(20 [pid 5128] close(5 [pid 5125] close(11 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] <... close resumed>) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(21 [pid 5128] close(6 [pid 5125] close(12 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5128] <... close resumed>) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(22 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] close(7 [pid 5125] close(13 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(23 [pid 5076] <... openat resumed>) = 3 [pid 5125] close(14 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(24 [pid 5076] newfstatat(3, "", [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] close(15 [pid 5123] close(25 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] close(16 [pid 5076] getdents64(3, [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(26 [pid 5125] close(17 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(27) = -1 EBADF (Bad file descriptor) [pid 5123] close(28 [pid 5125] close(18 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] close(29 [pid 5125] close(19 [pid 5123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5123] exit_group(0 [pid 5076] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5129] <... futex resumed>) = ? [pid 5123] <... exit_group resumed>) = ? [pid 5125] close(20 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5129] +++ exited with 0 +++ [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] <... close resumed>) = 0 [pid 5126] <... close resumed>) = 0 [pid 5125] close(21 [pid 5123] +++ exited with 0 +++ [pid 5076] unlink("./4/cgroup.cpu" [pid 5128] close(8 [pid 5126] close(8 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... unlink resumed>) = 0 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] close(22 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5128] close(9 [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5125] close(23 [pid 5128] close(10 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5128] close(11 [pid 5125] close(24 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... openat resumed>) = 3 [pid 5128] close(12 [pid 5126] close(9 [pid 5125] close(25 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5074] newfstatat(3, "", [pid 5128] close(13 [pid 5126] close(10 [pid 5125] close(26 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./4/binderfs") = 0 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5128] close(14 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(11 [pid 5125] close(27 [pid 5128] close(15 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5074] getdents64(3, [pid 5126] close(12 [pid 5125] close(28 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./4/cgroup" [pid 5128] close(16 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... unlink resumed>) = 0 [pid 5074] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(13 [pid 5125] close(29 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] close(17 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(14 [pid 5125] exit_group(0 [pid 5128] close(18 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5076] newfstatat(AT_FDCWD, "./4/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./4/cgroup.net") = 0 [pid 5076] getdents64(3, 0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5076] close(3) = 0 [pid 5076] rmdir("./4" [pid 5130] <... futex resumed>) = ? [pid 5125] <... exit_group resumed>) = ? [pid 5130] +++ exited with 0 +++ [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(15 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5128] close(19 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... rmdir resumed>) = 0 [pid 5074] unlink("./4/cgroup.cpu" [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(16 [pid 5076] mkdir("./5", 0777 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5128] close(20 [pid 5126] close(17 [pid 5076] <... mkdir resumed>) = 0 [pid 5074] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] close(21 [pid 5126] close(18 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] close(22 [pid 5126] close(19 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5128] close(23 [pid 5126] close(20 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] close(24 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(21 [pid 5128] close(25 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(22 [pid 5128] close(26) = -1 EBADF (Bad file descriptor) [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5133 attached [pid 5128] close(27 [pid 5126] close(23 [pid 5125] +++ exited with 0 +++ [pid 5074] unlink("./4/binderfs" [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5074] <... unlink resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(24 [pid 5075] newfstatat(3, "", [pid 5128] close(28 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5133] set_robust_list(0x55556766e6a0, 24 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(25 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 12 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] getdents64(3, [pid 5133] <... set_robust_list resumed>) = 0 [pid 5128] close(29 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5128] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5126] close(26 [pid 5075] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5128] exit_group(0 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5133] chdir("./5" [pid 5126] close(27 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] unlink("./4/cgroup" [pid 5132] <... futex resumed>) = ? [pid 5128] <... exit_group resumed>) = ? [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5126] close(28 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5132] +++ exited with 0 +++ [pid 5075] unlink("./4/cgroup.cpu" [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5133] <... chdir resumed>) = 0 [pid 5075] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5128] +++ exited with 0 +++ [pid 5126] close(29 [pid 5074] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5133] <... prctl resumed>) = 0 [pid 5126] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5133] setpgid(0, 0 [pid 5126] exit_group(0 [pid 5074] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5075] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5133] <... setpgid resumed>) = 0 [pid 5131] <... futex resumed>) = ? [pid 5126] <... exit_group resumed>) = ? [pid 5133] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5131] +++ exited with 0 +++ [pid 5126] +++ exited with 0 +++ [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] unlink("./4/binderfs" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5074] unlink("./4/cgroup.net" [pid 5133] <... symlink resumed>) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5075] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5133] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5074] getdents64(3, [pid 5073] getdents64(3, [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5133] <... symlink resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5133] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5074] close(3 [pid 5133] <... symlink resumed>) = 0 [pid 5074] <... close resumed>) = 0 [pid 5075] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5073] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5074] rmdir("./4" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5133] <... openat resumed>) = 3 [pid 5074] <... rmdir resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5075] unlink("./4/cgroup" [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5133] write(3, "1000", 4 [pid 5073] unlink("./4/cgroup.cpu" [pid 5133] <... write resumed>) = 4 [pid 5074] mkdir("./5", 0777 [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5133] close(3 [pid 5074] <... mkdir resumed>) = 0 [pid 5075] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./4", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5133] <... close resumed>) = 0 [pid 5133] read(200, 0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5133] symlink("/dev/binderfs", "./binderfs" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5133] <... symlink resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... openat resumed>) = 3 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5072] newfstatat(3, "", ./strace-static-x86_64: Process 5134 attached [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5073] unlink("./4/binderfs" [pid 5072] getdents64(3, [pid 5134] set_robust_list(0x55556766e6a0, 24 [pid 5133] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5075] unlink("./4/cgroup.net" [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5133] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5073] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./4/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 12 [pid 5073] newfstatat(AT_FDCWD, "./4/cgroup", [pid 5072] newfstatat(AT_FDCWD, "./4/cgroup.cpu", [pid 5133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5133] <... mmap resumed>) = 0x7f4cc4080000 [pid 5073] unlink("./4/cgroup" [pid 5133] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5073] <... unlink resumed>) = 0 [pid 5072] unlink("./4/cgroup.cpu" [pid 5133] <... mprotect resumed>) = 0 [pid 5134] <... set_robust_list resumed>) = 0 [pid 5133] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] <... unlink resumed>) = 0 [pid 5073] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... unlink resumed>) = 0 [pid 5134] chdir("./5" [pid 5133] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5073] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5072] umount2("./4/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5135 attached [pid 5134] <... chdir resumed>) = 0 [pid 5075] getdents64(3, [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5135] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5134] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5133] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] unlink("./4/cgroup.net" [pid 5072] newfstatat(AT_FDCWD, "./4/binderfs", [pid 5135] <... rseq resumed>) = 0 [pid 5134] <... prctl resumed>) = 0 [pid 5133] rt_sigprocmask(SIG_SETMASK, [], [pid 5075] close(3 [pid 5073] <... unlink resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5135] set_robust_list(0x7f4cc40a09a0, 24 [pid 5133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5075] <... close resumed>) = 0 [pid 5135] <... set_robust_list resumed>) = 0 [pid 5135] rt_sigprocmask(SIG_SETMASK, [], [pid 5134] setpgid(0, 0 [pid 5133] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] rmdir("./4" [pid 5073] getdents64(3, [pid 5072] unlink("./4/binderfs" [pid 5135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5134] <... setpgid resumed>) = 0 [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5073] close(3 [pid 5072] <... unlink resumed>) = 0 [pid 5135] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5075] <... rmdir resumed>) = 0 [pid 5073] <... close resumed>) = 0 [pid 5072] umount2("./4/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5134] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5075] mkdir("./5", 0777 [pid 5073] rmdir("./4" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5135] <... bpf resumed>) = 3 [pid 5075] <... mkdir resumed>) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5134] <... symlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./4/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5135] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] mkdir("./5", 0777 [pid 5072] unlink("./4/cgroup"./strace-static-x86_64: Process 5136 attached [pid 5135] <... futex resumed>) = 1 [pid 5134] <... symlink resumed>) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5073] <... mkdir resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5135] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5133] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] <... futex resumed>) = 0 [pid 5135] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5135] <... socketpair resumed>[4, 5]) = 0 [pid 5135] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5072] umount2("./4/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5135] <... futex resumed>) = 1 [pid 5133] <... futex resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5134] <... symlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./4/cgroup.net", [pid 5136] set_robust_list(0x55556766e6a0, 24 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5136] <... set_robust_list resumed>) = 0 [pid 5135] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5133] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5134] <... openat resumed>) = 3 [pid 5133] <... futex resumed>) = 0 [pid 5136] chdir("./5" [pid 5072] unlink("./4/cgroup.net" [pid 5136] <... chdir resumed>) = 0 [pid 5135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5134] write(3, "1000", 4 [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 12 [pid 5072] <... unlink resumed>) = 0 [pid 5136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5135] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5134] <... write resumed>) = 4 [pid 5072] getdents64(3, ./strace-static-x86_64: Process 5137 attached [pid 5136] <... prctl resumed>) = 0 [pid 5135] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] close(3 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5137] set_robust_list(0x55556766e6a0, 24 [pid 5136] setpgid(0, 0 [pid 5135] <... futex resumed>) = 1 [pid 5134] <... close resumed>) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 12 [pid 5072] close(3 [pid 5137] <... set_robust_list resumed>) = 0 [pid 5136] <... setpgid resumed>) = 0 [pid 5135] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5134] read(200, [pid 5133] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] chdir("./5" [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5134] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] <... futex resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5137] <... chdir resumed>) = 0 [pid 5136] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5135] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5134] symlink("/dev/binderfs", "./binderfs" [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5136] <... symlink resumed>) = 0 [pid 5135] <... bpf resumed>) = 6 [pid 5072] rmdir("./4" [pid 5137] <... prctl resumed>) = 0 [pid 5136] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5134] <... symlink resumed>) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5137] setpgid(0, 0) = 0 [pid 5136] <... symlink resumed>) = 0 [pid 5135] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] mkdir("./5", 0777 [pid 5137] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5136] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5135] <... futex resumed>) = 1 [pid 5134] <... futex resumed>) = 0 [pid 5133] <... futex resumed>) = 0 [pid 5072] <... mkdir resumed>) = 0 [pid 5136] <... symlink resumed>) = 0 [pid 5135] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5134] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5133] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] <... futex resumed>) = 0 [pid 5133] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5135] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5134] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5135] <... bpf resumed>) = 7 [pid 5134] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5138 attached [pid 5137] <... symlink resumed>) = 0 [pid 5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5135] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5138] set_robust_list(0x55556766e6a0, 24 [pid 5136] <... openat resumed>) = 3 [pid 5135] <... futex resumed>) = 1 [pid 5134] <... mmap resumed>) = 0x7f4cc4080000 [pid 5133] <... futex resumed>) = 0 [pid 5137] <... symlink resumed>) = 0 [pid 5135] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5134] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5133] close(3 [pid 5134] <... mprotect resumed>) = 0 [pid 5138] <... set_robust_list resumed>) = 0 [pid 5137] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5138] chdir("./5" [pid 5134] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5133] <... close resumed>) = 0 [pid 5137] <... symlink resumed>) = 0 [pid 5133] close(4) = 0 [pid 5134] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5133] close(5 [pid 5134] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5133] <... close resumed>) = 0 [pid 5133] close(6./strace-static-x86_64: Process 5139 attached ) = 0 [pid 5137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 12 [pid 5139] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5138] <... chdir resumed>) = 0 [pid 5136] write(3, "1000", 4 [pid 5134] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5133] close(7 [pid 5139] <... rseq resumed>) = 0 [pid 5138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5137] <... openat resumed>) = 3 [pid 5136] <... write resumed>) = 4 [pid 5134] rt_sigprocmask(SIG_SETMASK, [], [pid 5133] <... close resumed>) = 0 [pid 5139] set_robust_list(0x7f4cc40a09a0, 24 [pid 5138] <... prctl resumed>) = 0 [pid 5137] write(3, "1000", 4 [pid 5136] close(3 [pid 5134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5133] close(8 [pid 5139] <... set_robust_list resumed>) = 0 [pid 5138] setpgid(0, 0 [pid 5137] <... write resumed>) = 4 [pid 5136] <... close resumed>) = 0 [pid 5134] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] <... setpgid resumed>) = 0 [pid 5137] close(3 [pid 5136] read(200, [pid 5133] close(9 [pid 5139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] <... close resumed>) = 0 [pid 5134] <... futex resumed>) = 0 [pid 5137] read(200, [pid 5136] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5139] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5138] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5137] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] symlink("/dev/binderfs", "./binderfs" [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] <... bpf resumed>) = 3 [pid 5133] close(10 [pid 5137] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5139] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... symlink resumed>) = 0 [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... symlink resumed>) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] <... futex resumed>) = 1 [pid 5138] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5137] <... futex resumed>) = 0 [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] <... futex resumed>) = 0 [pid 5133] close(11 [pid 5139] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] <... symlink resumed>) = 0 [pid 5137] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5136] <... futex resumed>) = 0 [pid 5134] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5137] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5136] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5134] <... futex resumed>) = 0 [pid 5133] close(12 [pid 5139] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5138] <... symlink resumed>) = 0 [pid 5137] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5136] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] <... socketpair resumed>[4, 5]) = 0 [pid 5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5133] close(13 [pid 5139] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5138] <... openat resumed>) = 3 [pid 5137] <... mmap resumed>) = 0x7f4cc4080000 [pid 5136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5134] <... futex resumed>) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] write(3, "1000", 4 [pid 5137] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5134] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] close(14 [pid 5139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] <... write resumed>) = 4 [pid 5137] <... mprotect resumed>) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5138] close(3 [pid 5136] <... mmap resumed>) = 0x7f4cc4080000 [pid 5133] close(15 [pid 5137] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5136] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5139] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... close resumed>) = 0 [pid 5137] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5136] <... mprotect resumed>) = 0 [pid 5134] <... futex resumed>) = 0 [pid 5133] close(16 [pid 5139] <... futex resumed>) = 0 [pid 5138] read(200, [pid 5137] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5140 attached [pid 5139] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5136] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] close(17 [pid 5140] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5138] symlink("/dev/binderfs", "./binderfs" [pid 5137] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5140] <... rseq resumed>) = 0 [pid 5138] <... symlink resumed>) = 0 [pid 5137] rt_sigprocmask(SIG_SETMASK, [], [pid 5134] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5141 attached [pid 5140] set_robust_list(0x7f4cc40a09a0, 24 [pid 5139] <... futex resumed>) = 0 [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5134] <... futex resumed>) = 1 [pid 5133] close(18 [pid 5141] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5140] <... set_robust_list resumed>) = 0 [pid 5139] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5138] <... futex resumed>) = 0 [pid 5137] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... rseq resumed>) = 0 [pid 5140] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5137] <... futex resumed>) = 0 [pid 5136] rt_sigprocmask(SIG_SETMASK, [], [pid 5133] close(19 [pid 5138] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5136] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] close(20 [pid 5139] <... bpf resumed>) = 6 [pid 5136] <... futex resumed>) = 0 [pid 5139] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5139] <... futex resumed>) = 0 [pid 5138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5133] close(21 [pid 5139] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] set_robust_list(0x7f4cc40a09a0, 24 [pid 5140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5138] <... mmap resumed>) = 0x7f4cc4080000 [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] close(22 [pid 5138] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... set_robust_list resumed>) = 0 [pid 5140] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5138] <... mprotect resumed>) = 0 [pid 5134] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] close(23 [pid 5141] rt_sigprocmask(SIG_SETMASK, [], [pid 5138] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5140] <... bpf resumed>) = 3 [pid 5139] <... futex resumed>) = 0 [pid 5138] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5134] <... futex resumed>) = 1 [pid 5133] close(24 [pid 5139] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5142 attached [pid 5141] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5140] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5139] <... bpf resumed>) = 7 [pid 5134] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5133] close(25 [pid 5142] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5141] <... bpf resumed>) = 3 [pid 5140] <... futex resumed>) = 1 [pid 5139] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... clone3 resumed> => {parent_tid=[13]}, 88) = 13 [pid 5137] <... futex resumed>) = 0 [pid 5134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... rseq resumed>) = 0 [pid 5141] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5139] <... futex resumed>) = 0 [pid 5138] rt_sigprocmask(SIG_SETMASK, [], [pid 5137] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] close(3 [pid 5133] close(26 [pid 5142] set_robust_list(0x7f4cc40a09a0, 24 [pid 5141] <... futex resumed>) = 1 [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5139] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5137] <... futex resumed>) = 0 [pid 5134] <... close resumed>) = 0 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... futex resumed>) = 0 [pid 5142] <... set_robust_list resumed>) = 0 [pid 5140] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5138] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5133] close(27 [pid 5142] rt_sigprocmask(SIG_SETMASK, [], [pid 5141] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5140] <... socketpair resumed>[4, 5]) = 0 [pid 5138] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 0 [pid 5134] close(4 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5141] <... socketpair resumed>[4, 5]) = 0 [pid 5140] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5134] <... close resumed>) = 0 [pid 5133] close(28 [pid 5142] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5133] close(29) = -1 EBADF (Bad file descriptor) [pid 5142] <... bpf resumed>) = 3 [pid 5142] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = 1 [pid 5137] <... futex resumed>) = 0 [pid 5134] close(5 [pid 5133] exit_group(0 [pid 5142] <... futex resumed>) = 1 [pid 5141] <... futex resumed>) = 1 [pid 5140] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] <... futex resumed>) = 0 [pid 5137] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] <... futex resumed>) = 0 [pid 5134] <... close resumed>) = 0 [pid 5133] <... exit_group resumed>) = ? [pid 5142] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] <... futex resumed>) = 0 [pid 5136] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5135] <... futex resumed>) = ? [pid 5134] close(6 [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5138] <... futex resumed>) = 0 [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] <... futex resumed>) = 0 [pid 5135] +++ exited with 0 +++ [pid 5134] <... close resumed>) = 0 [pid 5133] +++ exited with 0 +++ [pid 5142] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5141] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5140] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5134] close(7 [pid 5142] <... socketpair resumed>[4, 5]) = 0 [pid 5141] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5140] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] <... close resumed>) = 0 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5142] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = 1 [pid 5137] <... futex resumed>) = 0 [pid 5134] close(8 [pid 5076] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5142] <... futex resumed>) = 1 [pid 5141] <... futex resumed>) = 1 [pid 5140] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 0 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] close(9 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5138] <... futex resumed>) = 0 [pid 5137] <... futex resumed>) = 0 [pid 5136] <... futex resumed>) = 0 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5142] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5141] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5134] close(10 [pid 5142] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5141] <... bpf resumed>) = 6 [pid 5140] <... bpf resumed>) = 6 [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... openat resumed>) = 3 [pid 5142] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] <... futex resumed>) = 0 [pid 5141] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] <... futex resumed>) = 0 [pid 5138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(3, "", [pid 5142] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5140] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] <... futex resumed>) = 0 [pid 5137] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5142] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5140] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5137] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] getdents64(3, [pid 5141] <... futex resumed>) = 1 [pid 5136] <... futex resumed>) = 0 [pid 5134] close(11 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5141] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5136] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... bpf resumed>) = 6 [pid 5141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5140] <... bpf resumed>) = 7 [pid 5136] <... futex resumed>) = 0 [pid 5134] close(12 [pid 5076] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5142] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5141] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5140] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5136] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] <... futex resumed>) = 1 [pid 5141] <... bpf resumed>) = 7 [pid 5140] <... futex resumed>) = 1 [pid 5138] <... futex resumed>) = 0 [pid 5137] <... futex resumed>) = 0 [pid 5134] close(13 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5142] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5141] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5140] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] close(3 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5141] <... futex resumed>) = 1 [pid 5138] <... futex resumed>) = 0 [pid 5137] <... close resumed>) = 0 [pid 5136] <... futex resumed>) = 0 [pid 5134] close(14 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5142] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5141] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5137] close(4 [pid 5136] close(3 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./5/cgroup.cpu" [pid 5142] <... bpf resumed>) = 7 [pid 5137] <... close resumed>) = 0 [pid 5136] <... close resumed>) = 0 [pid 5134] close(15 [pid 5136] close(4 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5137] close(5 [pid 5136] <... close resumed>) = 0 [pid 5134] close(16 [pid 5076] <... unlink resumed>) = 0 [pid 5142] <... futex resumed>) = 1 [pid 5138] <... futex resumed>) = 0 [pid 5137] <... close resumed>) = 0 [pid 5136] close(5 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5142] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5138] close(3 [pid 5137] close(6 [pid 5136] <... close resumed>) = 0 [pid 5134] close(17 [pid 5076] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5138] <... close resumed>) = 0 [pid 5137] <... close resumed>) = 0 [pid 5136] close(6 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5138] close(4 [pid 5137] close(7 [pid 5136] <... close resumed>) = 0 [pid 5134] close(18 [pid 5076] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5138] <... close resumed>) = 0 [pid 5137] <... close resumed>) = 0 [pid 5136] close(7 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(5 [pid 5137] close(8 [pid 5134] close(19 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5138] <... close resumed>) = 0 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./5/binderfs" [pid 5138] close(6 [pid 5137] close(9 [pid 5134] close(20 [pid 5076] <... unlink resumed>) = 0 [pid 5138] <... close resumed>) = 0 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5138] close(7 [pid 5137] close(10 [pid 5134] close(21 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5137] close(11 [pid 5134] close(22 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5137] close(12 [pid 5134] close(23 [pid 5076] unlink("./5/cgroup" [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(13 [pid 5134] close(24 [pid 5076] <... unlink resumed>) = 0 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5137] close(14 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5137] close(15) = -1 EBADF (Bad file descriptor) [pid 5134] close(25 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5137] close(16 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./5/cgroup.net" [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] close(26 [pid 5137] close(17 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... unlink resumed>) = 0 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] close(27 [pid 5076] getdents64(3, [pid 5137] close(18 [pid 5138] <... close resumed>) = 0 [pid 5136] <... close resumed>) = 0 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5138] close(8 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(8 [pid 5134] close(28 [pid 5076] close(3 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(19 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(9 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(9 [pid 5134] close(29 [pid 5076] <... close resumed>) = 0 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(20 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] rmdir("./5" [pid 5138] close(10 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(10 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(21 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(11 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(11 [pid 5134] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(22 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] exit_group(0 [pid 5076] <... rmdir resumed>) = 0 [pid 5139] <... futex resumed>) = ? [pid 5138] close(12 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(12 [pid 5134] <... exit_group resumed>) = ? [pid 5076] mkdir("./6", 0777 [pid 5139] +++ exited with 0 +++ [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(23 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5134] +++ exited with 0 +++ [pid 5138] close(13 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... mkdir resumed>) = 0 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5136] close(13 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(24 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5138] close(14 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(14 [pid 5137] close(25) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(26 [pid 5136] close(15 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(27 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(15 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(16 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(28 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5143 attached [pid 5138] close(16 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(17 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 14 [pid 5074] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] set_robust_list(0x55556766e6a0, 24 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] <... set_robust_list resumed>) = 0 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5136] close(18 [pid 5074] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] close(29 [pid 5143] chdir("./6" [pid 5138] close(17 [pid 5137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(19 [pid 5074] <... openat resumed>) = 3 [pid 5143] <... chdir resumed>) = 0 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] exit_group(0 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(3, "", [pid 5143] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5140] <... futex resumed>) = ? [pid 5138] close(18 [pid 5137] <... exit_group resumed>) = ? [pid 5136] close(20 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5143] <... prctl resumed>) = 0 [pid 5140] +++ exited with 0 +++ [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] setpgid(0, 0 [pid 5138] close(19 [pid 5136] close(21 [pid 5074] getdents64(3, [pid 5143] <... setpgid resumed>) = 0 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(20 [pid 5136] close(22 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5143] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5138] close(21 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] <... symlink resumed>) = 0 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5138] close(22 [pid 5136] close(23 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5137] +++ exited with 0 +++ [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5138] close(23 [pid 5136] close(24 [pid 5143] <... symlink resumed>) = 0 [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5143] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] close(25 [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5143] <... symlink resumed>) = 0 [pid 5138] close(24 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./5/cgroup.cpu" [pid 5073] <... restart_syscall resumed>) = 0 [pid 5138] close(25 [pid 5136] close(26 [pid 5143] <... openat resumed>) = 3 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] write(3, "1000", 4 [pid 5138] close(26 [pid 5136] close(27 [pid 5074] <... unlink resumed>) = 0 [pid 5143] <... write resumed>) = 4 [pid 5143] close(3 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] <... close resumed>) = 0 [pid 5138] close(27 [pid 5136] close(28 [pid 5143] read(200, [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5138] close(28 [pid 5136] close(29 [pid 5074] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] symlink("/dev/binderfs", "./binderfs" [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5143] <... symlink resumed>) = 0 [pid 5138] close(29 [pid 5136] exit_group(0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5136] <... exit_group resumed>) = ? [pid 5074] unlink("./5/binderfs" [pid 5073] newfstatat(3, "", [pid 5141] <... futex resumed>) = ? [pid 5143] <... futex resumed>) = 0 [pid 5141] +++ exited with 0 +++ [pid 5138] exit_group(0 [pid 5136] +++ exited with 0 +++ [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5143] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5142] <... futex resumed>) = ? [pid 5138] <... exit_group resumed>) = ? [pid 5074] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] getdents64(3, [pid 5143] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5142] +++ exited with 0 +++ [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5138] +++ exited with 0 +++ [pid 5074] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5143] <... mmap resumed>) = 0x7f4cc4080000 [pid 5074] unlink("./5/cgroup" [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5075] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] <... mprotect resumed>) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5073] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5143] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5143] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5074] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... openat resumed>) = 3 [pid 5073] unlink("./5/cgroup.cpu" [pid 5074] newfstatat(AT_FDCWD, "./5/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] newfstatat(3, "", ./strace-static-x86_64: Process 5144 attached [pid 5143] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5074] unlink("./5/cgroup.net" [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./5", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5144] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5143] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] <... unlink resumed>) = 0 [pid 5144] <... rseq resumed>) = 0 [pid 5075] getdents64(3, [pid 5144] set_robust_list(0x7f4cc40a09a0, 24 [pid 5143] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5073] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5144] <... set_robust_list resumed>) = 0 [pid 5143] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5144] rt_sigprocmask(SIG_SETMASK, [], [pid 5074] getdents64(3, [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5143] <... futex resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5075] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5074] close(3 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5074] <... close resumed>) = 0 [pid 5075] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5144] <... bpf resumed>) = 3 [pid 5074] rmdir("./5" [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5144] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] unlink("./5/binderfs" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5143] <... futex resumed>) = 0 [pid 5074] <... rmdir resumed>) = 0 [pid 5075] unlink("./5/cgroup.cpu" [pid 5072] <... openat resumed>) = 3 [pid 5144] <... futex resumed>) = 1 [pid 5143] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... unlink resumed>) = 0 [pid 5072] newfstatat(3, "", [pid 5144] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5143] <... futex resumed>) = 0 [pid 5074] mkdir("./6", 0777 [pid 5075] <... unlink resumed>) = 0 [pid 5073] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5144] <... socketpair resumed>[4, 5]) = 0 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... mkdir resumed>) = 0 [pid 5075] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5072] getdents64(3, [pid 5144] <... futex resumed>) = 1 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5075] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5144] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5143] <... futex resumed>) = 0 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./5/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] unlink("./5/cgroup" [pid 5143] <... futex resumed>) = 1 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] unlink("./5/binderfs") = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] <... futex resumed>) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./5/cgroup.cpu", [pid 5144] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 14 [pid 5073] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5145 attached [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./5/cgroup.cpu" [pid 5073] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5075] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... unlink resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5145] set_robust_list(0x55556766e6a0, 24 [pid 5144] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5075] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./5/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5145] <... set_robust_list resumed>) = 0 [pid 5144] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] unlink("./5/cgroup.net" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5145] chdir("./6" [pid 5144] <... futex resumed>) = 1 [pid 5143] <... futex resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] newfstatat(AT_FDCWD, "./5/binderfs", [pid 5145] <... chdir resumed>) = 0 [pid 5144] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5143] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] unlink("./5/cgroup" [pid 5073] <... unlink resumed>) = 0 [pid 5145] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5143] <... futex resumed>) = 0 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5144] <... bpf resumed>) = 6 [pid 5145] <... prctl resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5073] getdents64(3, [pid 5072] unlink("./5/binderfs" [pid 5145] setpgid(0, 0 [pid 5144] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5145] <... setpgid resumed>) = 0 [pid 5144] <... futex resumed>) = 1 [pid 5143] <... futex resumed>) = 0 [pid 5075] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] close(3 [pid 5072] umount2("./5/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5144] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5143] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5073] <... close resumed>) = 0 [pid 5144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5144] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5073] rmdir("./5" [pid 5075] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5072] newfstatat(AT_FDCWD, "./5/cgroup", [pid 5145] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5144] <... bpf resumed>) = 7 [pid 5143] <... futex resumed>) = 0 [pid 5143] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5145] <... symlink resumed>) = 0 [pid 5144] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] unlink("./5/cgroup.net" [pid 5073] mkdir("./6", 0777 [pid 5072] unlink("./5/cgroup" [pid 5145] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5144] <... futex resumed>) = 1 [pid 5143] <... futex resumed>) = 0 [pid 5143] close(3 [pid 5072] <... unlink resumed>) = 0 [pid 5143] <... close resumed>) = 0 [pid 5145] <... symlink resumed>) = 0 [pid 5143] close(4) = 0 [pid 5143] close(5) = 0 [pid 5073] <... mkdir resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5145] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5144] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5075] getdents64(3, [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] umount2("./5/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5143] close(6) = 0 [pid 5143] close(7 [pid 5145] <... symlink resumed>) = 0 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] close(3 [pid 5072] newfstatat(AT_FDCWD, "./5/cgroup.net", [pid 5145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5143] <... close resumed>) = 0 [pid 5075] <... close resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5143] close(8 [pid 5145] <... openat resumed>) = 3 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] close(9 [pid 5075] rmdir("./5" [pid 5072] unlink("./5/cgroup.net" [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] close(10) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5146 attached [pid 5145] write(3, "1000", 4 [pid 5143] close(11 [pid 5075] <... rmdir resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5146] set_robust_list(0x55556766e6a0, 24 [pid 5145] <... write resumed>) = 4 [pid 5075] mkdir("./6", 0777 [pid 5072] getdents64(3, [pid 5146] <... set_robust_list resumed>) = 0 [pid 5145] close(3 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 14 [pid 5143] close(12 [pid 5146] chdir("./6" [pid 5145] <... close resumed>) = 0 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... mkdir resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5146] <... chdir resumed>) = 0 [pid 5145] read(200, [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] close(3 [pid 5146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5145] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5143] close(13) = -1 EBADF (Bad file descriptor) [pid 5143] close(14) = -1 EBADF (Bad file descriptor) [pid 5143] close(15./strace-static-x86_64: Process 5147 attached [pid 5146] <... prctl resumed>) = 0 [pid 5145] symlink("/dev/binderfs", "./binderfs" [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] <... close resumed>) = 0 [pid 5147] set_robust_list(0x55556766e6a0, 24 [pid 5146] setpgid(0, 0 [pid 5145] <... symlink resumed>) = 0 [pid 5143] close(16 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 14 [pid 5072] rmdir("./5" [pid 5147] <... set_robust_list resumed>) = 0 [pid 5146] <... setpgid resumed>) = 0 [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] chdir("./6" [pid 5146] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5145] <... futex resumed>) = 0 [pid 5143] close(17 [pid 5072] <... rmdir resumed>) = 0 [pid 5147] <... chdir resumed>) = 0 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5146] <... symlink resumed>) = 0 [pid 5145] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5143] close(18 [pid 5072] mkdir("./6", 0777 [pid 5147] <... prctl resumed>) = 0 [pid 5146] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5145] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] <... mkdir resumed>) = 0 [pid 5147] setpgid(0, 0 [pid 5145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5143] close(19 [pid 5146] <... symlink resumed>) = 0 [pid 5147] <... setpgid resumed>) = 0 [pid 5147] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5146] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f4cc4080000 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5148 attached [pid 5147] <... symlink resumed>) = 0 [pid 5146] <... symlink resumed>) = 0 [pid 5145] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5143] close(20 [pid 5147] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] close(21) = -1 EBADF (Bad file descriptor) [pid 5143] close(22) = -1 EBADF (Bad file descriptor) [pid 5148] set_robust_list(0x55556766e6a0, 24 [pid 5147] <... symlink resumed>) = 0 [pid 5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5145] <... mprotect resumed>) = 0 [pid 5143] close(23 [pid 5148] <... set_robust_list resumed>) = 0 [pid 5147] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5143] close(24) = -1 EBADF (Bad file descriptor) [pid 5143] close(25 [pid 5147] <... symlink resumed>) = 0 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5143] close(26) = -1 EBADF (Bad file descriptor) [pid 5143] close(27 [pid 5147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... openat resumed>) = 3 [pid 5143] close(28 [pid 5146] <... openat resumed>) = 3 [pid 5145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 14 [pid 5148] chdir("./6" [pid 5147] write(3, "1000", 4 [pid 5146] write(3, "1000", 4 [pid 5145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5143] close(29 [pid 5148] <... chdir resumed>) = 0 [pid 5147] <... write resumed>) = 4 [pid 5146] <... write resumed>) = 4 [pid 5143] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5149 attached [pid 5148] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5147] close(3 [pid 5146] close(3 [pid 5143] exit_group(0 [pid 5149] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5148] <... prctl resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5146] <... close resumed>) = 0 [pid 5145] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5144] <... futex resumed>) = ? [pid 5143] <... exit_group resumed>) = ? [pid 5149] <... rseq resumed>) = 0 [pid 5148] setpgid(0, 0 [pid 5147] read(200, [pid 5146] read(200, [pid 5145] rt_sigprocmask(SIG_SETMASK, [], [pid 5144] +++ exited with 0 +++ [pid 5149] set_robust_list(0x7f4cc40a09a0, 24 [pid 5148] <... setpgid resumed>) = 0 [pid 5147] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5143] +++ exited with 0 +++ [pid 5149] <... set_robust_list resumed>) = 0 [pid 5148] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5147] symlink("/dev/binderfs", "./binderfs" [pid 5146] symlink("/dev/binderfs", "./binderfs" [pid 5145] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] rt_sigprocmask(SIG_SETMASK, [], [pid 5148] <... symlink resumed>) = 0 [pid 5147] <... symlink resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5148] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5149] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5147] <... futex resumed>) = 0 [pid 5076] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5149] <... bpf resumed>) = 3 [pid 5147] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5149] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5076] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5149] <... futex resumed>) = 0 [pid 5147] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5146] <... symlink resumed>) = 0 [pid 5145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... symlink resumed>) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5149] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] newfstatat(3, "", [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... symlink resumed>) = 0 [pid 5147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5146] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5149] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5147] <... mmap resumed>) = 0x7f4cc4080000 [pid 5146] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] getdents64(3, [pid 5149] <... socketpair resumed>[4, 5]) = 0 [pid 5147] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5148] <... openat resumed>) = 3 [pid 5147] <... mprotect resumed>) = 0 [pid 5146] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5148] write(3, "1000", 4 [pid 5147] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5149] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... write resumed>) = 4 [pid 5147] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5149] <... futex resumed>) = 1 [pid 5148] close(3 [pid 5147] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5145] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./6/cgroup.cpu", ./strace-static-x86_64: Process 5150 attached [pid 5149] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] <... close resumed>) = 0 [pid 5146] <... mmap resumed>) = 0x7f4cc4080000 [pid 5145] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5150] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] read(200, [pid 5147] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5146] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5145] <... futex resumed>) = 0 [pid 5076] unlink("./6/cgroup.cpu" [pid 5150] <... rseq resumed>) = 0 [pid 5149] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5147] rt_sigprocmask(SIG_SETMASK, [], [pid 5146] <... mprotect resumed>) = 0 [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... unlink resumed>) = 0 [pid 5150] set_robust_list(0x7f4cc40a09a0, 24 [pid 5149] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5148] symlink("/dev/binderfs", "./binderfs" [pid 5147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5150] <... set_robust_list resumed>) = 0 [pid 5149] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... symlink resumed>) = 0 [pid 5147] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5150] rt_sigprocmask(SIG_SETMASK, [], [pid 5149] <... futex resumed>) = 1 [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5145] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./6/binderfs", ./strace-static-x86_64: Process 5151 attached [pid 5150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5149] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] <... futex resumed>) = 0 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5151] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5150] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5146] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5145] <... futex resumed>) = 0 [pid 5076] unlink("./6/binderfs" [pid 5151] <... rseq resumed>) = 0 [pid 5149] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5146] rt_sigprocmask(SIG_SETMASK, [], [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... unlink resumed>) = 0 [pid 5151] set_robust_list(0x7f4cc40a09a0, 24 [pid 5150] <... bpf resumed>) = 3 [pid 5149] <... bpf resumed>) = 6 [pid 5148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5151] <... set_robust_list resumed>) = 0 [pid 5150] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5151] rt_sigprocmask(SIG_SETMASK, [], [pid 5150] <... futex resumed>) = 1 [pid 5149] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5150] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 1 [pid 5148] <... mmap resumed>) = 0x7f4cc4080000 [pid 5147] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5151] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5147] <... futex resumed>) = 0 [pid 5145] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5151] <... bpf resumed>) = 3 [pid 5150] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... mprotect resumed>) = 0 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... futex resumed>) = 0 [pid 5151] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... socketpair resumed>[4, 5]) = 0 [pid 5149] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5145] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] unlink("./6/cgroup" [pid 5151] <... futex resumed>) = 1 [pid 5149] <... bpf resumed>) = 7 [pid 5146] <... futex resumed>) = 0 [pid 5150] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] <... futex resumed>) = 1 [pid 5149] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5146] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... unlink resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5150] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5149] <... futex resumed>) = 1 [pid 5148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5152 attached [pid 5151] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5149] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] close(3 [pid 5076] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5152] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5151] <... socketpair resumed>[4, 5]) = 0 [pid 5150] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] <... clone3 resumed> => {parent_tid=[15]}, 88) = 15 [pid 5147] <... futex resumed>) = 0 [pid 5145] <... close resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5152] <... rseq resumed>) = 0 [pid 5151] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5148] rt_sigprocmask(SIG_SETMASK, [], [pid 5145] close(4 [pid 5152] set_robust_list(0x7f4cc40a09a0, 24 [pid 5151] <... futex resumed>) = 1 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5152] <... set_robust_list resumed>) = 0 [pid 5151] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5146] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] rt_sigprocmask(SIG_SETMASK, [], [pid 5151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] <... futex resumed>) = 0 [pid 5152] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5151] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5151] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5150] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5145] <... close resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5151] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... futex resumed>) = 1 [pid 5148] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... futex resumed>) = 0 [pid 5145] close(5 [pid 5076] unlink("./6/cgroup.net" [pid 5152] <... futex resumed>) = 0 [pid 5151] <... futex resumed>) = 1 [pid 5150] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] <... futex resumed>) = 1 [pid 5147] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5145] <... close resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5152] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5151] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5147] <... futex resumed>) = 0 [pid 5146] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] close(6 [pid 5152] <... bpf resumed>) = 3 [pid 5151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5150] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... close resumed>) = 0 [pid 5076] getdents64(3, [pid 5152] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5150] <... bpf resumed>) = 6 [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] close(7 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5152] <... futex resumed>) = 1 [pid 5148] <... futex resumed>) = 0 [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... futex resumed>) = 0 [pid 5152] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5151] <... bpf resumed>) = 6 [pid 5150] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... close resumed>) = 0 [pid 5076] close(3 [pid 5152] <... socketpair resumed>[4, 5]) = 0 [pid 5151] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] <... futex resumed>) = 1 [pid 5147] <... futex resumed>) = 0 [pid 5145] close(8 [pid 5076] <... close resumed>) = 0 [pid 5152] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] <... futex resumed>) = 1 [pid 5150] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] <... futex resumed>) = 0 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] rmdir("./6" [pid 5152] <... futex resumed>) = 1 [pid 5151] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5146] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] close(9 [pid 5076] <... rmdir resumed>) = 0 [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5150] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5148] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5146] <... futex resumed>) = 0 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5151] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5148] <... futex resumed>) = 0 [pid 5146] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5152] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5152] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5145] close(10 [pid 5076] mkdir("./7", 0777 [pid 5152] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... mkdir resumed>) = 0 [pid 5152] <... futex resumed>) = 1 [pid 5148] <... futex resumed>) = 0 [pid 5145] close(11 [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] <... futex resumed>) = 0 [pid 5152] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(12 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5153 attached [pid 5152] <... bpf resumed>) = 6 [pid 5151] <... bpf resumed>) = 7 [pid 5150] <... bpf resumed>) = 7 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] set_robust_list(0x55556766e6a0, 24 [pid 5152] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5151] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5150] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5145] close(13 [pid 5153] <... set_robust_list resumed>) = 0 [pid 5152] <... futex resumed>) = 1 [pid 5151] <... futex resumed>) = 1 [pid 5150] <... futex resumed>) = 1 [pid 5148] <... futex resumed>) = 0 [pid 5147] <... futex resumed>) = 0 [pid 5146] <... futex resumed>) = 0 [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5151] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5150] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] chdir("./7" [pid 5152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5148] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] close(3 [pid 5146] close(3 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... chdir resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5146] <... close resumed>) = 0 [pid 5152] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5148] <... futex resumed>) = 0 [pid 5147] close(4 [pid 5146] close(4 [pid 5153] <... prctl resumed>) = 0 [pid 5152] <... bpf resumed>) = 7 [pid 5148] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5152] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5147] <... close resumed>) = 0 [pid 5153] setpgid(0, 0 [pid 5152] <... futex resumed>) = 0 [pid 5148] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] <... close resumed>) = 0 [pid 5147] close(5 [pid 5153] <... setpgid resumed>) = 0 [pid 5152] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5148] close(3 [pid 5146] close(5) = 0 [pid 5145] close(14 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 16 [pid 5153] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5148] <... close resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5146] close(6 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... symlink resumed>) = 0 [pid 5148] close(4 [pid 5147] close(6 [pid 5146] <... close resumed>) = 0 [pid 5145] close(15 [pid 5153] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5148] <... close resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5146] close(7 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... symlink resumed>) = 0 [pid 5148] close(5 [pid 5147] close(7 [pid 5146] <... close resumed>) = 0 [pid 5145] close(16 [pid 5153] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5148] <... close resumed>) = 0 [pid 5146] close(8 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... symlink resumed>) = 0 [pid 5148] close(6 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(17 [pid 5153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5148] <... close resumed>) = 0 [pid 5146] close(9 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... openat resumed>) = 3 [pid 5148] close(7 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(18 [pid 5153] write(3, "1000", 4 [pid 5146] close(10 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... write resumed>) = 4 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(19 [pid 5153] close(3 [pid 5146] close(11 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... close resumed>) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(20 [pid 5153] read(200, [pid 5146] close(12 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(21 [pid 5153] symlink("/dev/binderfs", "./binderfs" [pid 5146] close(13 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... symlink resumed>) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(22 [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5146] close(14 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... futex resumed>) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(23 [pid 5153] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5146] close(15 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(24 [pid 5153] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5146] close(16 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(25 [pid 5153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5146] close(17 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... mmap resumed>) = 0x7f4cc4080000 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(26 [pid 5153] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5146] close(18 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... mprotect resumed>) = 0 [pid 5148] <... close resumed>) = 0 [pid 5147] <... close resumed>) = 0 [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(27 [pid 5153] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5148] close(8 [pid 5147] close(8 [pid 5146] close(19 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(28 [pid 5153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5148] close(9 [pid 5147] close(9 [pid 5146] close(20 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5154 attached [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] close(29 [pid 5154] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5153] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5148] close(10 [pid 5147] close(10 [pid 5146] close(21 [pid 5145] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] <... rseq resumed>) = 0 [pid 5153] rt_sigprocmask(SIG_SETMASK, [], [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] exit_group(0 [pid 5154] set_robust_list(0x7f4cc40a09a0, 24 [pid 5153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5149] <... futex resumed>) = ? [pid 5148] close(11 [pid 5147] close(11 [pid 5146] close(22 [pid 5145] <... exit_group resumed>) = ? [pid 5154] <... set_robust_list resumed>) = 0 [pid 5153] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5149] +++ exited with 0 +++ [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5145] +++ exited with 0 +++ [pid 5154] rt_sigprocmask(SIG_SETMASK, [], [pid 5153] <... futex resumed>) = 0 [pid 5148] close(12 [pid 5147] close(12 [pid 5146] close(23 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5148] close(13 [pid 5147] close(13 [pid 5146] close(24 [pid 5154] <... bpf resumed>) = 3 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] close(14 [pid 5147] close(14 [pid 5146] close(25 [pid 5154] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] close(15 [pid 5147] close(15 [pid 5146] close(26 [pid 5074] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] <... futex resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5154] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] close(16 [pid 5147] close(16 [pid 5146] close(27 [pid 5074] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5154] <... socketpair resumed>[4, 5]) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] close(17 [pid 5147] close(17 [pid 5146] close(28 [pid 5074] <... openat resumed>) = 3 [pid 5154] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5154] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] close(18 [pid 5147] close(18 [pid 5146] close(29 [pid 5074] newfstatat(3, "", [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] <... futex resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5154] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5148] close(19 [pid 5147] close(19 [pid 5146] exit_group(0 [pid 5074] getdents64(3, [pid 5154] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5151] <... futex resumed>) = ? [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] <... exit_group resumed>) = ? [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5151] +++ exited with 0 +++ [pid 5148] close(20 [pid 5147] close(20 [pid 5154] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5154] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 0 [pid 5148] close(21 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5154] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5147] close(21 [pid 5153] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5146] +++ exited with 0 +++ [pid 5074] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5154] <... futex resumed>) = 0 [pid 5153] <... futex resumed>) = 1 [pid 5148] close(22 [pid 5154] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5147] close(22 [pid 5154] <... bpf resumed>) = 6 [pid 5148] close(23 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./6/cgroup.cpu" [pid 5154] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(23 [pid 5074] <... unlink resumed>) = 0 [pid 5073] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5154] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 0 [pid 5148] close(24 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5154] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(24 [pid 5073] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5153] <... futex resumed>) = 0 [pid 5148] close(25 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... openat resumed>) = 3 [pid 5154] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5153] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(25 [pid 5074] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5148] close(26 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(3, "", [pid 5154] <... bpf resumed>) = 7 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(26 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5154] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5148] close(27 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./6/binderfs" [pid 5073] getdents64(3, [pid 5154] <... futex resumed>) = 1 [pid 5153] <... futex resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(27 [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5154] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5153] close(3 [pid 5148] close(28 [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(28 [pid 5073] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] close(29 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5147] exit_group(0 [pid 5150] <... futex resumed>) = ? [pid 5147] <... exit_group resumed>) = ? [pid 5153] <... close resumed>) = 0 [pid 5150] +++ exited with 0 +++ [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] close(4 [pid 5148] close(29 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5153] <... close resumed>) = 0 [pid 5148] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5147] +++ exited with 0 +++ [pid 5074] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5073] unlink("./6/cgroup.cpu" [pid 5153] close(5 [pid 5148] exit_group(0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] <... close resumed>) = 0 [pid 5152] <... futex resumed>) = ? [pid 5148] <... exit_group resumed>) = ? [pid 5074] unlink("./6/cgroup" [pid 5073] <... unlink resumed>) = 0 [pid 5073] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5074] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] close(6 [pid 5074] newfstatat(AT_FDCWD, "./6/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] unlink("./6/cgroup.net" [pid 5073] unlink("./6/binderfs" [pid 5153] <... close resumed>) = 0 [pid 5152] +++ exited with 0 +++ [pid 5148] +++ exited with 0 +++ [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5153] close(7 [pid 5074] getdents64(3, [pid 5073] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] <... close resumed>) = 0 [pid 5075] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] close(8 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] close(3 [pid 5075] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5072] restart_syscall(<... resuming interrupted clone ...> [pid 5153] close(9 [pid 5074] <... close resumed>) = 0 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... restart_syscall resumed>) = 0 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5153] close(10 [pid 5074] rmdir("./6" [pid 5075] newfstatat(3, "", [pid 5073] unlink("./6/cgroup" [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... rmdir resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] <... unlink resumed>) = 0 [pid 5153] close(11 [pid 5075] getdents64(3, 0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] mkdir("./7", 0777 [pid 5073] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./6", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] close(12 [pid 5074] <... mkdir resumed>) = 0 [pid 5075] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5153] close(13 [pid 5075] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... openat resumed>) = 3 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] close(14 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] unlink("./6/cgroup.net"./strace-static-x86_64: Process 5155 attached [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] unlink("./6/cgroup.cpu" [pid 5073] <... unlink resumed>) = 0 [pid 5072] newfstatat(3, "", [pid 5153] close(15 [pid 5155] set_robust_list(0x55556766e6a0, 24) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] getdents64(3, [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] chdir("./7" [pid 5153] close(16 [pid 5075] <... unlink resumed>) = 0 [pid 5155] <... chdir resumed>) = 0 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 16 [pid 5075] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] getdents64(3, [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5153] close(17 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] umount2("./6/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5073] close(3 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5153] close(18 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... close resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./6/cgroup.cpu", [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] rmdir("./6" [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5153] close(19 [pid 5075] unlink("./6/binderfs" [pid 5073] <... rmdir resumed>) = 0 [pid 5072] unlink("./6/cgroup.cpu" [pid 5155] <... prctl resumed>) = 0 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... unlink resumed>) = 0 [pid 5073] mkdir("./7", 0777 [pid 5072] <... unlink resumed>) = 0 [pid 5153] close(20 [pid 5155] setpgid(0, 0 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... mkdir resumed>) = 0 [pid 5072] umount2("./6/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5155] <... setpgid resumed>) = 0 [pid 5153] close(21 [pid 5075] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5153] close(22 [pid 5075] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5072] newfstatat(AT_FDCWD, "./6/binderfs", [pid 5155] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] close(23 [pid 5075] unlink("./6/cgroup" [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] unlink("./6/binderfs" [pid 5155] <... symlink resumed>) = 0 [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5156 attached [pid 5153] close(24 [pid 5075] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5153] close(25 [pid 5075] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5153] close(26) = -1 EBADF (Bad file descriptor) [pid 5075] unlink("./6/cgroup.net" [pid 5072] umount2("./6/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5153] close(27 [pid 5156] set_robust_list(0x55556766e6a0, 24 [pid 5155] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5156] <... set_robust_list resumed>) = 0 [pid 5153] close(28 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 16 [pid 5155] <... symlink resumed>) = 0 [pid 5156] chdir("./7" [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5075] getdents64(3, [pid 5072] newfstatat(AT_FDCWD, "./6/cgroup", [pid 5156] <... chdir resumed>) = 0 [pid 5155] <... symlink resumed>) = 0 [pid 5153] close(29 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5153] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] <... prctl resumed>) = 0 [pid 5153] exit_group(0 [pid 5075] close(3 [pid 5072] unlink("./6/cgroup" [pid 5156] setpgid(0, 0 [pid 5155] <... openat resumed>) = 3 [pid 5153] <... exit_group resumed>) = ? [pid 5075] <... close resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5156] <... setpgid resumed>) = 0 [pid 5155] write(3, "1000", 4 [pid 5154] <... futex resumed>) = ? [pid 5075] rmdir("./6" [pid 5156] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5155] <... write resumed>) = 4 [pid 5075] <... rmdir resumed>) = 0 [pid 5072] umount2("./6/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5156] <... symlink resumed>) = 0 [pid 5155] close(3 [pid 5154] +++ exited with 0 +++ [pid 5153] +++ exited with 0 +++ [pid 5075] mkdir("./7", 0777 [pid 5072] newfstatat(AT_FDCWD, "./6/cgroup.net", [pid 5156] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5155] <... close resumed>) = 0 [pid 5075] <... mkdir resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5156] <... symlink resumed>) = 0 [pid 5155] read(200, [pid 5156] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5155] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] unlink("./6/cgroup.net" [pid 5155] symlink("/dev/binderfs", "./binderfs" [pid 5076] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5155] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5157 attached [pid 5157] set_robust_list(0x55556766e6a0, 24) = 0 [pid 5156] <... symlink resumed>) = 0 [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 16 [pid 5072] getdents64(3, [pid 5156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5155] <... futex resumed>) = 0 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5157] chdir("./7" [pid 5072] close(3 [pid 5157] <... chdir resumed>) = 0 [pid 5156] <... openat resumed>) = 3 [pid 5155] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5076] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... close resumed>) = 0 [pid 5156] write(3, "1000", 4 [pid 5155] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] rmdir("./6" [pid 5157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5156] <... write resumed>) = 4 [pid 5155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] <... rmdir resumed>) = 0 [pid 5157] <... prctl resumed>) = 0 [pid 5156] close(3 [pid 5155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5157] setpgid(0, 0 [pid 5156] <... close resumed>) = 0 [pid 5155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5072] mkdir("./7", 0777 [pid 5157] <... setpgid resumed>) = 0 [pid 5156] read(200, [pid 5155] <... mmap resumed>) = 0x7f4cc4080000 [pid 5076] newfstatat(3, "", [pid 5072] <... mkdir resumed>) = 0 [pid 5156] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5157] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5155] <... mprotect resumed>) = 0 [pid 5156] symlink("/dev/binderfs", "./binderfs" [pid 5155] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] getdents64(3, [pid 5157] <... symlink resumed>) = 0 [pid 5156] <... symlink resumed>) = 0 [pid 5155] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5158 attached [pid 5157] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5076] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5156] <... futex resumed>) = 0 [pid 5156] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5159 attached [pid 5156] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5155] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5076] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5159] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5155] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5159] <... rseq resumed>) = 0 [pid 5156] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5157] <... symlink resumed>) = 0 [pid 5155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] unlink("./7/cgroup.cpu" [pid 5159] set_robust_list(0x7f4cc40a09a0, 24 [pid 5158] set_robust_list(0x55556766e6a0, 24 [pid 5157] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... unlink resumed>) = 0 [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 16 [pid 5159] <... set_robust_list resumed>) = 0 [pid 5158] <... set_robust_list resumed>) = 0 [pid 5156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5159] rt_sigprocmask(SIG_SETMASK, [], [pid 5158] chdir("./7" [pid 5156] <... mmap resumed>) = 0x7f4cc4080000 [pid 5155] <... futex resumed>) = 0 [pid 5076] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5158] <... chdir resumed>) = 0 [pid 5157] <... symlink resumed>) = 0 [pid 5156] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5159] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5156] <... mprotect resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5159] <... bpf resumed>) = 3 [pid 5158] <... prctl resumed>) = 0 [pid 5156] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5159] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] setpgid(0, 0 [pid 5157] <... openat resumed>) = 3 [pid 5156] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] unlink("./7/binderfs" [pid 5159] <... futex resumed>) = 1 [pid 5158] <... setpgid resumed>) = 0 [pid 5157] write(3, "1000", 4 [pid 5156] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5155] <... futex resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5159] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5155] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] <... write resumed>) = 4 [pid 5155] <... futex resumed>) = 0 [pid 5159] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5157] close(3 [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5158] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5160 attached [pid 5157] <... close resumed>) = 0 [pid 5160] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5159] <... socketpair resumed>[4, 5]) = 0 [pid 5158] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5157] read(200, [pid 5156] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5076] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5160] <... rseq resumed>) = 0 [pid 5159] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... symlink resumed>) = 0 [pid 5157] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5156] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5160] set_robust_list(0x7f4cc40a09a0, 24 [pid 5159] <... futex resumed>) = 1 [pid 5157] symlink("/dev/binderfs", "./binderfs" [pid 5156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] <... futex resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5160] <... set_robust_list resumed>) = 0 [pid 5159] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5157] <... symlink resumed>) = 0 [pid 5156] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5160] rt_sigprocmask(SIG_SETMASK, [], [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5156] <... futex resumed>) = 0 [pid 5155] <... futex resumed>) = 0 [pid 5076] unlink("./7/cgroup" [pid 5160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5159] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5158] <... symlink resumed>) = 0 [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5157] <... futex resumed>) = 0 [pid 5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5159] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5157] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5076] <... unlink resumed>) = 0 [pid 5160] <... bpf resumed>) = 3 [pid 5159] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... openat resumed>) = 3 [pid 5157] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5076] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5159] <... futex resumed>) = 1 [pid 5155] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5160] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5155] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5159] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5076] unlink("./7/cgroup.net" [pid 5160] <... futex resumed>) = 1 [pid 5159] <... bpf resumed>) = 6 [pid 5158] write(3, "1000", 4 [pid 5157] <... mmap resumed>) = 0x7f4cc4080000 [pid 5156] <... futex resumed>) = 0 [pid 5160] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... write resumed>) = 4 [pid 5157] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5156] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... unlink resumed>) = 0 [pid 5160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5159] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] close(3 [pid 5157] <... mprotect resumed>) = 0 [pid 5156] <... futex resumed>) = 0 [pid 5159] <... futex resumed>) = 1 [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... futex resumed>) = 0 [pid 5076] getdents64(3, [pid 5160] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5159] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... close resumed>) = 0 [pid 5157] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5155] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] <... futex resumed>) = 0 [pid 5160] <... socketpair resumed>[4, 5]) = 0 [pid 5159] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5158] read(200, [pid 5157] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5155] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] close(3 [pid 5160] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] <... bpf resumed>) = 7 [pid 5158] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5160] <... futex resumed>) = 1 [pid 5158] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5161 attached [pid 5159] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... futex resumed>) = 0 [pid 5076] <... close resumed>) = 0 [pid 5161] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5159] <... futex resumed>) = 1 [pid 5156] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... futex resumed>) = 0 [pid 5161] <... rseq resumed>) = 0 [pid 5160] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5159] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... symlink resumed>) = 0 [pid 5157] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5156] <... futex resumed>) = 0 [pid 5155] close(3 [pid 5076] rmdir("./7" [pid 5161] set_robust_list(0x7f4cc40a09a0, 24 [pid 5160] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] rt_sigprocmask(SIG_SETMASK, [], [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... close resumed>) = 0 [pid 5076] <... rmdir resumed>) = 0 [pid 5161] <... set_robust_list resumed>) = 0 [pid 5160] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... futex resumed>) = 0 [pid 5156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] close(4 [pid 5161] rt_sigprocmask(SIG_SETMASK, [], [pid 5160] <... futex resumed>) = 0 [pid 5158] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] <... close resumed>) = 0 [pid 5161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5160] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5157] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5161] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5156] <... futex resumed>) = 0 [pid 5155] close(5 [pid 5076] mkdir("./8", 0777 [pid 5161] <... bpf resumed>) = 3 [pid 5160] <... bpf resumed>) = 6 [pid 5158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5157] <... futex resumed>) = 0 [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] <... close resumed>) = 0 [pid 5076] <... mkdir resumed>) = 0 [pid 5161] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] close(6) = 0 [pid 5155] close(7 [pid 5161] <... futex resumed>) = 0 [pid 5158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] <... close resumed>) = 0 [pid 5161] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5160] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] close(8 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5160] <... futex resumed>) = 1 [pid 5158] <... mmap resumed>) = 0x7f4cc4080000 [pid 5157] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5162 attached [pid 5161] <... futex resumed>) = 0 [pid 5160] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5158] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5157] <... futex resumed>) = 1 [pid 5156] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] <... mprotect resumed>) = 0 [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] <... futex resumed>) = 0 [pid 5156] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5158] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5162] set_robust_list(0x55556766e6a0, 24 [pid 5161] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5155] close(9 [pid 5162] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5163 attached [pid 5161] <... socketpair resumed>[4, 5]) = 0 [pid 5160] <... bpf resumed>) = 7 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 18 [pid 5163] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5162] chdir("./8" [pid 5160] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... clone3 resumed> => {parent_tid=[17]}, 88) = 17 [pid 5161] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] close(10 [pid 5163] <... rseq resumed>) = 0 [pid 5162] <... chdir resumed>) = 0 [pid 5161] <... futex resumed>) = 1 [pid 5160] <... futex resumed>) = 1 [pid 5158] rt_sigprocmask(SIG_SETMASK, [], [pid 5157] <... futex resumed>) = 0 [pid 5156] <... futex resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] set_robust_list(0x7f4cc40a09a0, 24 [pid 5162] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5161] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5160] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5157] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] close(3 [pid 5155] close(11 [pid 5163] <... set_robust_list resumed>) = 0 [pid 5162] <... prctl resumed>) = 0 [pid 5161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5158] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... futex resumed>) = 0 [pid 5156] <... close resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] rt_sigprocmask(SIG_SETMASK, [], [pid 5158] <... futex resumed>) = 0 [pid 5156] close(4 [pid 5163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5162] setpgid(0, 0 [pid 5161] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] close(12 [pid 5162] <... setpgid resumed>) = 0 [pid 5163] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5161] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5156] <... close resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5161] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] close(13 [pid 5163] <... bpf resumed>) = 3 [pid 5162] <... symlink resumed>) = 0 [pid 5161] <... futex resumed>) = 1 [pid 5157] <... futex resumed>) = 0 [pid 5156] close(5 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5161] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5157] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = 0 [pid 5155] close(14 [pid 5161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] <... futex resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5161] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5162] <... symlink resumed>) = 0 [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5155] close(15 [pid 5163] <... futex resumed>) = 1 [pid 5158] <... futex resumed>) = 0 [pid 5156] close(6 [pid 5163] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5161] <... bpf resumed>) = 6 [pid 5158] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... symlink resumed>) = 0 [pid 5161] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... futex resumed>) = 0 [pid 5156] close(7 [pid 5155] close(16 [pid 5163] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5161] <... futex resumed>) = 1 [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... futex resumed>) = 0 [pid 5156] <... close resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] <... socketpair resumed>[4, 5]) = 0 [pid 5162] <... openat resumed>) = 3 [pid 5161] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5157] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] close(8 [pid 5155] close(17 [pid 5163] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] write(3, "1000", 4 [pid 5161] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5157] <... futex resumed>) = 0 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] <... futex resumed>) = 1 [pid 5162] <... write resumed>) = 4 [pid 5161] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5158] <... futex resumed>) = 0 [pid 5157] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5156] close(9 [pid 5155] close(18 [pid 5163] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] close(3 [pid 5158] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... close resumed>) = 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] read(200, [pid 5155] close(19 [pid 5162] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] symlink("/dev/binderfs", "./binderfs" [pid 5155] close(20 [pid 5163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... symlink resumed>) = 0 [pid 5158] <... futex resumed>) = 0 [pid 5156] close(10 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] close(21 [pid 5163] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5162] <... futex resumed>) = 0 [pid 5156] close(11 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] close(22 [pid 5163] <... futex resumed>) = 1 [pid 5162] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5158] <... futex resumed>) = 0 [pid 5156] close(12 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5162] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5158] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] close(23 [pid 5163] <... bpf resumed>) = 6 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5155] close(24 [pid 5162] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] <... mmap resumed>) = 0x7f4cc4080000 [pid 5158] <... futex resumed>) = 0 [pid 5156] close(13 [pid 5155] close(25 [pid 5163] <... futex resumed>) = 0 [pid 5162] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] <... mprotect resumed>) = 0 [pid 5158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5156] close(14 [pid 5155] close(26 [pid 5158] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] <... futex resumed>) = 0 [pid 5158] <... futex resumed>) = 1 [pid 5163] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5162] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5161] <... bpf resumed>) = 7 [pid 5158] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5156] close(15 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5163] <... bpf resumed>) = 7 [pid 5162] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5161] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5155] close(27 [pid 5161] <... futex resumed>) = 1 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5161] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5157] <... futex resumed>) = 0 [pid 5155] close(28 [pid 5157] close(3 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5164 attached [pid 5163] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... close resumed>) = 0 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] close(29 [pid 5164] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5163] <... futex resumed>) = 1 [pid 5162] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5158] <... futex resumed>) = 0 [pid 5157] close(4 [pid 5156] close(16 [pid 5155] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] <... rseq resumed>) = 0 [pid 5163] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] rt_sigprocmask(SIG_SETMASK, [], [pid 5158] close(3 [pid 5157] <... close resumed>) = 0 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5155] exit_group(0 [pid 5164] set_robust_list(0x7f4cc40a09a0, 24 [pid 5162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5159] <... futex resumed>) = ? [pid 5158] <... close resumed>) = 0 [pid 5157] close(5 [pid 5156] close(17 [pid 5155] <... exit_group resumed>) = ? [pid 5164] <... set_robust_list resumed>) = 0 [pid 5162] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5159] +++ exited with 0 +++ [pid 5158] close(4 [pid 5157] <... close resumed>) = 0 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] rt_sigprocmask(SIG_SETMASK, [], [pid 5162] <... futex resumed>) = 0 [pid 5158] <... close resumed>) = 0 [pid 5156] close(18 [pid 5164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5158] close(5 [pid 5157] close(6 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5158] <... close resumed>) = 0 [pid 5157] <... close resumed>) = 0 [pid 5156] close(19 [pid 5155] +++ exited with 0 +++ [pid 5164] <... bpf resumed>) = 3 [pid 5157] close(7 [pid 5158] close(6 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5164] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... close resumed>) = 0 [pid 5156] close(20 [pid 5074] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5158] close(7 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5164] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] close(21 [pid 5074] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... openat resumed>) = 3 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = 0 [pid 5164] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5074] newfstatat(3, "", [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5164] <... socketpair resumed>[4, 5]) = 0 [pid 5156] close(22 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5164] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5156] close(23) = -1 EBADF (Bad file descriptor) [pid 5156] close(24) = -1 EBADF (Bad file descriptor) [pid 5164] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... close resumed>) = 0 [pid 5157] <... close resumed>) = 0 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = 0 [pid 5157] close(8 [pid 5156] close(25 [pid 5158] close(8 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] close(26 [pid 5158] close(9) = -1 EBADF (Bad file descriptor) [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(10 [pid 5156] close(27 [pid 5164] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5164] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(9 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] close(11 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] close(28 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(10 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5164] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] close(12 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] close(29 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = 0 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(11 [pid 5156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./7/cgroup.cpu" [pid 5164] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5158] close(13 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] exit_group(0 [pid 5074] <... unlink resumed>) = 0 [pid 5160] <... futex resumed>) = ? [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] <... exit_group resumed>) = ? [pid 5164] <... bpf resumed>) = 6 [pid 5160] +++ exited with 0 +++ [pid 5158] close(14 [pid 5157] close(12 [pid 5074] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5164] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5156] +++ exited with 0 +++ [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5158] close(15 [pid 5157] close(13 [pid 5074] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5164] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... futex resumed>) = 0 [pid 5157] close(14 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5164] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5162] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./7/binderfs" [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] <... bpf resumed>) = 7 [pid 5158] close(16 [pid 5157] close(15 [pid 5074] <... unlink resumed>) = 0 [pid 5164] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5164] <... futex resumed>) = 1 [pid 5162] <... futex resumed>) = 0 [pid 5158] close(17 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5164] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5162] close(3 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(16 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5162] <... close resumed>) = 0 [pid 5158] close(18 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5162] close(4 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(17 [pid 5162] <... close resumed>) = 0 [pid 5158] close(19 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5162] close(5 [pid 5157] close(18 [pid 5074] unlink("./7/cgroup" [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(20 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... close resumed>) = 0 [pid 5074] <... unlink resumed>) = 0 [pid 5162] close(6 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(19 [pid 5074] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5162] <... close resumed>) = 0 [pid 5158] close(21 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5162] close(7 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(20 [pid 5073] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5162] <... close resumed>) = 0 [pid 5158] close(22 [pid 5074] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5162] close(8 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(23 [pid 5157] close(21 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5162] close(9 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./7/cgroup.net" [pid 5073] <... openat resumed>) = 3 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(24 [pid 5157] close(22 [pid 5074] <... unlink resumed>) = 0 [pid 5162] close(10 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(25 [pid 5157] close(23 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] newfstatat(3, "", [pid 5162] close(11 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] close(3 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(26 [pid 5157] close(24 [pid 5074] <... close resumed>) = 0 [pid 5162] close(12 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] getdents64(3, [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(25 [pid 5074] rmdir("./7" [pid 5162] close(13 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(27 [pid 5157] close(26 [pid 5074] <... rmdir resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5162] close(14 [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] mkdir("./8", 0777 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] close(27 [pid 5162] close(15 [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] close(28) = -1 EBADF (Bad file descriptor) [pid 5074] <... mkdir resumed>) = 0 [pid 5073] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5162] close(16 [pid 5157] close(28 [pid 5158] close(29 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5158] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5158] exit_group(0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5165 attached [pid 5163] <... futex resumed>) = ? [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5158] <... exit_group resumed>) = ? [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] set_robust_list(0x55556766e6a0, 24 [pid 5163] +++ exited with 0 +++ [pid 5162] close(17 [pid 5158] +++ exited with 0 +++ [pid 5157] close(29 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 18 [pid 5073] unlink("./7/cgroup.cpu" [pid 5165] <... set_robust_list resumed>) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5162] close(18 [pid 5157] exit_group(0 [pid 5073] <... unlink resumed>) = 0 [pid 5165] chdir("./8" [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] <... chdir resumed>) = 0 [pid 5162] close(19 [pid 5165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5161] <... futex resumed>) = ? [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5157] <... exit_group resumed>) = ? [pid 5165] <... prctl resumed>) = 0 [pid 5162] close(20 [pid 5165] setpgid(0, 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5165] <... setpgid resumed>) = 0 [pid 5162] close(21 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5165] <... symlink resumed>) = 0 [pid 5162] close(22 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5161] +++ exited with 0 +++ [pid 5165] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5157] +++ exited with 0 +++ [pid 5073] unlink("./7/binderfs" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] <... symlink resumed>) = 0 [pid 5162] close(23 [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5073] <... unlink resumed>) = 0 [pid 5165] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5075] restart_syscall(<... resuming interrupted clone ...> [pid 5072] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5165] <... symlink resumed>) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... restart_syscall resumed>) = 0 [pid 5073] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5162] close(24 [pid 5072] <... openat resumed>) = 3 [pid 5165] <... openat resumed>) = 3 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] write(3, "1000", 4 [pid 5162] close(25 [pid 5075] umount2("./7", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5072] newfstatat(3, "", [pid 5165] <... write resumed>) = 4 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5165] close(3 [pid 5162] close(26 [pid 5165] <... close resumed>) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] read(200, [pid 5162] close(27 [pid 5165] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] symlink("/dev/binderfs", "./binderfs" [pid 5162] close(28 [pid 5165] <... symlink resumed>) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] unlink("./7/cgroup" [pid 5072] getdents64(3, [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5162] close(29 [pid 5075] <... openat resumed>) = 3 [pid 5073] <... unlink resumed>) = 0 [pid 5165] <... futex resumed>) = 0 [pid 5162] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5165] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, NULL, 8) = 0 [pid 5162] exit_group(0 [pid 5165] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5164] <... futex resumed>) = ? [pid 5162] <... exit_group resumed>) = ? [pid 5165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] newfstatat(3, "", [pid 5164] +++ exited with 0 +++ [pid 5073] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5165] <... mmap resumed>) = 0x7f4cc4080000 [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5165] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5075] getdents64(3, [pid 5072] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5165] <... mprotect resumed>) = 0 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5073] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5165] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5075] umount2("./7/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./7/cgroup.cpu") = 0 [pid 5073] unlink("./7/cgroup.net" [pid 5165] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... unlink resumed>) = 0 [pid 5072] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] newfstatat(AT_FDCWD, "./7/cgroup.cpu", [pid 5165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5166 attached [pid 5162] +++ exited with 0 +++ [pid 5075] unlink("./7/cgroup.cpu" [pid 5073] getdents64(3, [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5166] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5165] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] <... unlink resumed>) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5166] <... rseq resumed>) = 0 [pid 5165] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] restart_syscall(<... resuming interrupted clone ...> [pid 5075] umount2("./7/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] close(3 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5166] set_robust_list(0x7f4cc40a09a0, 24 [pid 5165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... restart_syscall resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... close resumed>) = 0 [pid 5072] unlink("./7/binderfs" [pid 5166] <... set_robust_list resumed>) = 0 [pid 5165] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] newfstatat(AT_FDCWD, "./7/binderfs", [pid 5073] rmdir("./7" [pid 5072] <... unlink resumed>) = 0 [pid 5166] rt_sigprocmask(SIG_SETMASK, [], [pid 5165] <... futex resumed>) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] unlink("./7/binderfs" [pid 5073] <... rmdir resumed>) = 0 [pid 5072] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5166] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5075] <... unlink resumed>) = 0 [pid 5073] mkdir("./8", 0777 [pid 5166] <... bpf resumed>) = 3 [pid 5075] umount2("./7/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5166] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5076] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5166] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5073] <... mkdir resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./7/cgroup", [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... futex resumed>) = 0 [pid 5076] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5166] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... openat resumed>) = 3 [pid 5075] unlink("./7/cgroup" [pid 5072] unlink("./7/cgroup" [pid 5166] <... socketpair resumed>[4, 5]) = 0 [pid 5076] newfstatat(3, "", [pid 5072] <... unlink resumed>) = 0 [pid 5166] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5072] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5166] <... futex resumed>) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5076] getdents64(3, [pid 5075] umount2("./7/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5167 attached [pid 5166] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5167] set_robust_list(0x55556766e6a0, 24 [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... futex resumed>) = 0 [pid 5076] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] newfstatat(AT_FDCWD, "./7/cgroup.net", [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 18 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5167] <... set_robust_list resumed>) = 0 [pid 5166] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5167] chdir("./8" [pid 5166] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5076] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5075] unlink("./7/cgroup.net" [pid 5072] unlink("./7/cgroup.net" [pid 5167] <... chdir resumed>) = 0 [pid 5166] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5166] <... futex resumed>) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5076] unlink("./8/cgroup.cpu" [pid 5167] <... prctl resumed>) = 0 [pid 5166] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... unlink resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5072] getdents64(3, [pid 5167] setpgid(0, 0 [pid 5166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... futex resumed>) = 0 [pid 5076] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] getdents64(3, [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5167] <... setpgid resumed>) = 0 [pid 5166] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5167] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] close(3 [pid 5166] <... bpf resumed>) = 6 [pid 5076] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5075] close(3 [pid 5072] <... close resumed>) = 0 [pid 5167] <... symlink resumed>) = 0 [pid 5166] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] <... close resumed>) = 0 [pid 5072] rmdir("./7" [pid 5167] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5166] <... futex resumed>) = 1 [pid 5165] <... futex resumed>) = 0 [pid 5076] unlink("./8/binderfs" [pid 5075] rmdir("./7" [pid 5072] <... rmdir resumed>) = 0 [pid 5167] <... symlink resumed>) = 0 [pid 5166] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5165] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... unlink resumed>) = 0 [pid 5076] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] mkdir("./8", 0777 [pid 5167] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5166] <... bpf resumed>) = 7 [pid 5165] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... rmdir resumed>) = 0 [pid 5072] <... mkdir resumed>) = 0 [pid 5167] <... symlink resumed>) = 0 [pid 5166] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5075] mkdir("./8", 0777 [pid 5167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5166] <... futex resumed>) = 0 [pid 5165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5166] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5076] unlink("./8/cgroup" [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5168 attached [pid 5167] <... openat resumed>) = 3 [pid 5165] close(3 [pid 5076] <... unlink resumed>) = 0 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5167] write(3, "1000", 4 [pid 5165] <... close resumed>) = 0 ./strace-static-x86_64: Process 5169 attached [pid 5168] set_robust_list(0x55556766e6a0, 24 [pid 5167] <... write resumed>) = 4 [pid 5076] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 18 [pid 5169] set_robust_list(0x55556766e6a0, 24 [pid 5168] <... set_robust_list resumed>) = 0 [pid 5167] close(3 [pid 5165] close(4 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 18 [pid 5169] <... set_robust_list resumed>) = 0 [pid 5168] chdir("./8" [pid 5165] <... close resumed>) = 0 [pid 5076] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5169] chdir("./8" [pid 5168] <... chdir resumed>) = 0 [pid 5167] <... close resumed>) = 0 [pid 5165] close(5 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5169] <... chdir resumed>) = 0 [pid 5168] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5167] read(200, [pid 5165] <... close resumed>) = 0 [pid 5076] unlink("./8/cgroup.net" [pid 5169] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5168] <... prctl resumed>) = 0 [pid 5167] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] close(6 [pid 5076] <... unlink resumed>) = 0 [pid 5169] <... prctl resumed>) = 0 [pid 5168] setpgid(0, 0 [pid 5167] symlink("/dev/binderfs", "./binderfs" [pid 5165] <... close resumed>) = 0 [pid 5169] setpgid(0, 0 [pid 5165] close(7 [pid 5169] <... setpgid resumed>) = 0 [pid 5168] <... setpgid resumed>) = 0 [pid 5167] <... symlink resumed>) = 0 [pid 5165] <... close resumed>) = 0 [pid 5076] getdents64(3, [pid 5169] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5168] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5165] close(8 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5169] <... symlink resumed>) = 0 [pid 5168] <... symlink resumed>) = 0 [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] close(3 [pid 5168] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5167] <... futex resumed>) = 0 [pid 5076] <... close resumed>) = 0 [pid 5169] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5168] <... symlink resumed>) = 0 [pid 5167] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5165] close(9 [pid 5168] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5167] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] rmdir("./8" [pid 5169] <... symlink resumed>) = 0 [pid 5168] <... symlink resumed>) = 0 [pid 5167] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5165] close(10 [pid 5076] <... rmdir resumed>) = 0 [pid 5169] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5165] close(11 [pid 5076] mkdir("./9", 0777 [pid 5169] <... symlink resumed>) = 0 [pid 5168] <... openat resumed>) = 3 [pid 5167] <... mmap resumed>) = 0x7f4cc4080000 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... mkdir resumed>) = 0 [pid 5169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5168] write(3, "1000", 4 [pid 5167] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5168] <... write resumed>) = 4 [pid 5168] close(3 [pid 5165] close(12 [pid 5169] <... openat resumed>) = 3 [pid 5168] <... close resumed>) = 0 [pid 5167] <... mprotect resumed>) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5170 attached [pid 5169] write(3, "1000", 4 [pid 5168] read(200, [pid 5167] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5165] close(13 [pid 5169] <... write resumed>) = 4 [pid 5168] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] close(14 [pid 5167] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] set_robust_list(0x55556766e6a0, 24 [pid 5169] close(3 [pid 5168] symlink("/dev/binderfs", "./binderfs" [pid 5167] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5165] close(15./strace-static-x86_64: Process 5171 attached [pid 5170] <... set_robust_list resumed>) = 0 [pid 5169] <... close resumed>) = 0 [pid 5168] <... symlink resumed>) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5169] read(200, [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] close(16 [pid 5171] <... rseq resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5167] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 20 [pid 5171] set_robust_list(0x7f4cc40a09a0, 24 [pid 5170] chdir("./9" [pid 5169] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5167] rt_sigprocmask(SIG_SETMASK, [], [pid 5165] close(17 [pid 5171] <... set_robust_list resumed>) = 0 [pid 5170] <... chdir resumed>) = 0 [pid 5169] symlink("/dev/binderfs", "./binderfs" [pid 5168] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] rt_sigprocmask(SIG_SETMASK, [], [pid 5168] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5167] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] <... symlink resumed>) = 0 [pid 5171] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5170] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] close(18 [pid 5170] <... prctl resumed>) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5171] <... bpf resumed>) = 3 [pid 5169] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5168] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] setpgid(0, 0 [pid 5169] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5168] <... mmap resumed>) = 0x7f4cc4080000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] <... futex resumed>) = 0 [pid 5170] <... setpgid resumed>) = 0 [pid 5169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5168] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5167] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] close(19 [pid 5171] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] <... mprotect resumed>) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5171] <... socketpair resumed>[4, 5]) = 0 [pid 5169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5168] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5171] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] <... mmap resumed>) = 0x7f4cc4080000 [pid 5171] <... futex resumed>) = 0 [pid 5170] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5168] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5171] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5165] close(20./strace-static-x86_64: Process 5172 attached [pid 5171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5169] <... mprotect resumed>) = 0 [pid 5167] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5171] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5170] <... symlink resumed>) = 0 [pid 5168] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5172] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5167] <... futex resumed>) = 0 [pid 5165] close(21 [pid 5171] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5169] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5168] rt_sigprocmask(SIG_SETMASK, [], [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5168] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5168] <... futex resumed>) = 0 [pid 5167] <... futex resumed>) = 0 [pid 5172] <... rseq resumed>) = 0 [pid 5171] <... bpf resumed>) = 6 [pid 5170] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5169] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5172] set_robust_list(0x7f4cc40a09a0, 24 [pid 5169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5165] close(22 [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5171] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5171] <... futex resumed>) = 0 [pid 5167] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5171] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5167] <... futex resumed>) = 0 [pid 5171] <... bpf resumed>) = 7 [pid 5172] <... set_robust_list resumed>) = 0 [pid 5167] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5171] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... symlink resumed>) = 0 ./strace-static-x86_64: Process 5173 attached [pid 5171] <... futex resumed>) = 1 [pid 5170] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5167] <... futex resumed>) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5172] rt_sigprocmask(SIG_SETMASK, [], [pid 5171] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5169] <... clone3 resumed> => {parent_tid=[19]}, 88) = 19 [pid 5167] close(3 [pid 5165] close(23 [pid 5173] <... rseq resumed>) = 0 [pid 5172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] rt_sigprocmask(SIG_SETMASK, [], [pid 5167] <... close resumed>) = 0 [pid 5173] set_robust_list(0x7f4cc40a09a0, 24 [pid 5172] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5167] close(4 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] <... symlink resumed>) = 0 [pid 5173] <... set_robust_list resumed>) = 0 [pid 5169] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... close resumed>) = 0 [pid 5173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5167] close(5 [pid 5173] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5167] <... close resumed>) = 0 [pid 5172] <... bpf resumed>) = 3 [pid 5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5169] <... futex resumed>) = 0 [pid 5165] close(24 [pid 5172] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] <... bpf resumed>) = 3 [pid 5172] <... futex resumed>) = 1 [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... futex resumed>) = 0 [pid 5167] close(6 [pid 5165] close(25 [pid 5173] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] <... openat resumed>) = 3 [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5165] close(26 [pid 5172] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5170] write(3, "1000", 4 [pid 5169] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5173] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5167] <... close resumed>) = 0 [pid 5172] <... socketpair resumed>[4, 5]) = 0 [pid 5173] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5170] <... write resumed>) = 4 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] close(7 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] <... socketpair resumed>[4, 5]) = 0 [pid 5172] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] close(3 [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... close resumed>) = 0 [pid 5165] close(27 [pid 5173] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] close(8 [pid 5173] <... futex resumed>) = 0 [pid 5173] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] close(9) = -1 EBADF (Bad file descriptor) [pid 5167] close(10) = -1 EBADF (Bad file descriptor) [pid 5167] close(11) = -1 EBADF (Bad file descriptor) [pid 5167] close(12) = -1 EBADF (Bad file descriptor) [pid 5167] close(13 [pid 5172] <... futex resumed>) = 1 [pid 5170] <... close resumed>) = 0 [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] <... futex resumed>) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5172] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] read(200, [pid 5169] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5165] close(28 [pid 5172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5169] <... futex resumed>) = 1 [pid 5168] <... futex resumed>) = 0 [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5172] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5170] symlink("/dev/binderfs", "./binderfs" [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5165] close(29 [pid 5173] <... futex resumed>) = 0 [pid 5170] <... symlink resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5165] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5172] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] close(14 [pid 5165] exit_group(0 [pid 5173] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5172] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... futex resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5166] <... futex resumed>) = ? [pid 5165] <... exit_group resumed>) = ? [pid 5173] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 1 [pid 5170] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5168] <... futex resumed>) = 0 [pid 5167] close(15 [pid 5166] +++ exited with 0 +++ [pid 5173] <... futex resumed>) = 1 [pid 5172] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5170] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5169] <... futex resumed>) = 0 [pid 5168] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5169] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] <... futex resumed>) = 0 [pid 5167] close(16 [pid 5173] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5167] close(17 [pid 5165] +++ exited with 0 +++ [pid 5173] <... bpf resumed>) = 6 [pid 5172] <... bpf resumed>) = 6 [pid 5170] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5169] <... futex resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5172] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... mmap resumed>) = 0x7f4cc4080000 [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] close(18 [pid 5173] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5172] <... futex resumed>) = 1 [pid 5170] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5168] <... futex resumed>) = 0 [pid 5173] <... futex resumed>) = 0 [pid 5172] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] <... mprotect resumed>) = 0 [pid 5169] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5168] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5173] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5172] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5169] <... futex resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5167] close(19 [pid 5173] <... bpf resumed>) = 7 [pid 5172] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5170] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5169] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5168] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5173] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5167] close(20 [pid 5173] <... futex resumed>) = 0 [pid 5172] <... bpf resumed>) = 7 [pid 5169] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5174 attached [pid 5173] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5172] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5169] close(3 [pid 5167] close(21 [pid 5074] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5174] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5172] <... futex resumed>) = 1 [pid 5170] rt_sigprocmask(SIG_SETMASK, [], [pid 5169] <... close resumed>) = 0 [pid 5168] <... futex resumed>) = 0 [pid 5074] <... openat resumed>) = 3 [pid 5174] <... rseq resumed>) = 0 [pid 5172] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5169] close(4 [pid 5168] close(3 [pid 5074] newfstatat(3, "", [pid 5174] set_robust_list(0x7f4cc40a09a0, 24 [pid 5170] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] <... close resumed>) = 0 [pid 5168] <... close resumed>) = 0 [pid 5174] <... set_robust_list resumed>) = 0 [pid 5170] <... futex resumed>) = 0 [pid 5169] close(5 [pid 5168] close(4 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5174] rt_sigprocmask(SIG_SETMASK, [], [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5168] <... close resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] <... close resumed>) = 0 [pid 5174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5168] close(5 [pid 5167] close(22 [pid 5169] close(6 [pid 5074] getdents64(3, [pid 5174] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5168] <... close resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5174] <... bpf resumed>) = 3 [pid 5169] <... close resumed>) = 0 [pid 5168] close(6 [pid 5167] close(23 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5174] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(7 [pid 5168] <... close resumed>) = 0 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5174] <... futex resumed>) = 1 [pid 5170] <... futex resumed>) = 0 [pid 5168] close(7 [pid 5167] close(24 [pid 5174] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... futex resumed>) = 0 [pid 5167] close(25 [pid 5074] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5174] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5174] <... socketpair resumed>[4, 5]) = 0 [pid 5169] <... close resumed>) = 0 [pid 5168] <... close resumed>) = 0 [pid 5167] close(26 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5174] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(8 [pid 5168] close(8 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./8/cgroup.cpu" [pid 5174] <... futex resumed>) = 1 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] close(27 [pid 5174] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5170] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(9 [pid 5168] close(9 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5174] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] close(28 [pid 5074] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5174] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] close(10 [pid 5168] close(10 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5174] <... futex resumed>) = 0 [pid 5170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] close(29 [pid 5074] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5174] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(11 [pid 5168] close(11 [pid 5167] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5174] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] exit_group(0 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5174] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5171] <... futex resumed>) = ? [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5169] close(12 [pid 5168] close(12 [pid 5167] <... exit_group resumed>) = ? [pid 5074] unlink("./8/binderfs" [pid 5171] +++ exited with 0 +++ [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] close(13 [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] close(13 [pid 5174] <... bpf resumed>) = 6 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5167] +++ exited with 0 +++ [pid 5074] <... unlink resumed>) = 0 [pid 5174] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(14 [pid 5168] close(14 [pid 5074] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5174] <... futex resumed>) = 1 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5174] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5170] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(15 [pid 5168] close(15 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5170] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5169] close(16 [pid 5168] close(16 [pid 5174] <... bpf resumed>) = 7 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... restart_syscall resumed>) = 0 [pid 5174] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5169] close(17 [pid 5168] close(17 [pid 5074] unlink("./8/cgroup" [pid 5174] <... futex resumed>) = 1 [pid 5170] <... futex resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5174] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5170] close(3 [pid 5169] close(18 [pid 5168] close(18 [pid 5074] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5169] close(19 [pid 5170] <... close resumed>) = 0 [pid 5168] close(19 [pid 5074] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5073] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5170] close(4 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5170] <... close resumed>) = 0 [pid 5169] close(20 [pid 5168] close(20 [pid 5074] unlink("./8/cgroup.net" [pid 5073] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5170] close(5 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] <... close resumed>) = 0 [pid 5169] close(21 [pid 5168] close(21 [pid 5074] <... unlink resumed>) = 0 [pid 5073] <... openat resumed>) = 3 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5073] newfstatat(3, "", [pid 5169] close(22 [pid 5168] close(22 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] close(3 [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5169] close(23 [pid 5168] close(23 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] getdents64(3, [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] close(24 [pid 5074] <... close resumed>) = 0 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] close(24 [pid 5074] rmdir("./8" [pid 5169] close(25 [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5170] close(6 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] close(25 [pid 5073] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5170] <... close resumed>) = 0 [pid 5169] close(26 [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... rmdir resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5170] close(7 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] close(26 [pid 5170] <... close resumed>) = 0 [pid 5169] close(27 [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] mkdir("./9", 0777 [pid 5073] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5170] close(8 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] close(27 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] close(28 [pid 5170] close(9 [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... mkdir resumed>) = 0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] close(29 [pid 5168] close(28 [pid 5170] close(10 [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] unlink("./8/cgroup.cpu" [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] close(11 [pid 5168] close(29 [pid 5073] <... unlink resumed>) = 0 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] close(12) = -1 EBADF (Bad file descriptor) [pid 5170] close(13) = -1 EBADF (Bad file descriptor) [pid 5170] close(14 [pid 5169] exit_group(0 [pid 5168] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5175 attached [pid 5173] <... futex resumed>) = ? [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5169] <... exit_group resumed>) = ? [pid 5168] exit_group(0 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 20 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5175] set_robust_list(0x55556766e6a0, 24 [pid 5173] +++ exited with 0 +++ [pid 5172] <... futex resumed>) = ? [pid 5170] close(15 [pid 5168] <... exit_group resumed>) = ? [pid 5073] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5175] <... set_robust_list resumed>) = 0 [pid 5172] +++ exited with 0 +++ [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5170] close(16 [pid 5073] unlink("./8/binderfs" [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5170] close(17) = -1 EBADF (Bad file descriptor) [pid 5073] <... unlink resumed>) = 0 [pid 5175] chdir("./9" [pid 5170] close(18 [pid 5073] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5175] <... chdir resumed>) = 0 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5170] close(19 [pid 5073] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5175] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5073] unlink("./8/cgroup" [pid 5175] <... prctl resumed>) = 0 [pid 5175] setpgid(0, 0 [pid 5170] close(20 [pid 5073] <... unlink resumed>) = 0 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5175] <... setpgid resumed>) = 0 [pid 5170] close(21) = -1 EBADF (Bad file descriptor) [pid 5170] close(22 [pid 5175] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5170] close(23) = -1 EBADF (Bad file descriptor) [pid 5175] <... symlink resumed>) = 0 [pid 5170] close(24 [pid 5169] +++ exited with 0 +++ [pid 5168] +++ exited with 0 +++ [pid 5073] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5175] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5175] <... symlink resumed>) = 0 [pid 5170] close(25 [pid 5073] unlink("./8/cgroup.net" [pid 5175] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] <... unlink resumed>) = 0 [pid 5175] <... symlink resumed>) = 0 [pid 5170] close(26 [pid 5175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] getdents64(3, [pid 5175] <... openat resumed>) = 3 [pid 5170] close(27 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5075] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5175] write(3, "1000", 4 [pid 5073] close(3 [pid 5175] <... write resumed>) = 4 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... openat resumed>) = 3 [pid 5073] <... close resumed>) = 0 [pid 5072] umount2("./8", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5175] close(3 [pid 5170] close(28 [pid 5075] newfstatat(3, "", [pid 5073] rmdir("./8" [pid 5175] <... close resumed>) = 0 [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5170] close(29 [pid 5072] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5175] read(200, [pid 5170] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] getdents64(3, [pid 5073] <... rmdir resumed>) = 0 [pid 5175] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] symlink("/dev/binderfs", "./binderfs" [pid 5170] exit_group(0 [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5073] mkdir("./9", 0777 [pid 5072] <... openat resumed>) = 3 [pid 5174] <... futex resumed>) = ? [pid 5170] <... exit_group resumed>) = ? [pid 5075] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] <... mkdir resumed>) = 0 [pid 5072] newfstatat(3, "", [pid 5175] <... symlink resumed>) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] getdents64(3, 0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] umount2("./8/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5175] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5174] +++ exited with 0 +++ [pid 5170] +++ exited with 0 +++ [pid 5075] unlink("./8/cgroup.cpu" [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5175] <... rt_sigaction resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 5176 attached [pid 5175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] set_robust_list(0x55556766e6a0, 24 [pid 5175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5075] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] newfstatat(AT_FDCWD, "./8/cgroup.cpu", [pid 5176] <... set_robust_list resumed>) = 0 [pid 5175] <... mmap resumed>) = 0x7f4cc4080000 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5176] chdir("./9" [pid 5175] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5076] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5176] <... chdir resumed>) = 0 [pid 5175] <... mprotect resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 20 [pid 5072] unlink("./8/cgroup.cpu" [pid 5176] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5175] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] unlink("./8/binderfs" [pid 5072] <... unlink resumed>) = 0 [pid 5176] <... prctl resumed>) = 0 [pid 5175] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... openat resumed>) = 3 [pid 5175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5176] setpgid(0, 0 [pid 5076] newfstatat(3, "", [pid 5075] <... unlink resumed>) = 0 [pid 5072] umount2("./8/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5177 attached [pid 5176] <... setpgid resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5075] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053) = 0 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] set_robust_list(0x7f4cc40a09a0, 24 [pid 5176] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5175] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5076] getdents64(3, [pid 5075] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5072] newfstatat(AT_FDCWD, "./8/binderfs", [pid 5177] <... set_robust_list resumed>) = 0 [pid 5175] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] unlink("./8/binderfs" [pid 5076] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... unlink resumed>) = 0 [pid 5177] rt_sigprocmask(SIG_SETMASK, [], [pid 5176] <... symlink resumed>) = 0 [pid 5175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5177] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5175] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5075] unlink("./8/cgroup" [pid 5076] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5072] umount2("./8/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5177] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5175] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] <... bpf resumed>) = 3 [pid 5176] <... symlink resumed>) = 0 [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] unlink("./9/cgroup.cpu" [pid 5075] <... unlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./8/cgroup", [pid 5177] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... unlink resumed>) = 0 [pid 5075] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5177] <... futex resumed>) = 0 [pid 5176] <... symlink resumed>) = 0 [pid 5175] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] unlink("./8/cgroup" [pid 5177] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5175] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5177] <... socketpair resumed>[4, 5]) = 0 [pid 5176] <... openat resumed>) = 3 [pid 5076] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5072] <... unlink resumed>) = 0 [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5177] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] write(3, "1000", 4 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5177] <... futex resumed>) = 0 [pid 5176] <... write resumed>) = 4 [pid 5175] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5075] unlink("./8/cgroup.net" [pid 5177] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] close(3 [pid 5175] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = 0 [pid 5177] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5176] read(200, [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5075] <... unlink resumed>) = 0 [pid 5177] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5176] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5075] getdents64(3, [pid 5072] umount2("./8/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5177] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] symlink("/dev/binderfs", "./binderfs" [pid 5076] unlink("./9/binderfs" [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] <... futex resumed>) = 1 [pid 5176] <... symlink resumed>) = 0 [pid 5175] <... futex resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5177] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5075] close(3 [pid 5072] newfstatat(AT_FDCWD, "./8/cgroup.net", [pid 5177] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] <... futex resumed>) = 0 [pid 5175] <... futex resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5177] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5176] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5075] <... close resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5177] <... bpf resumed>) = 6 [pid 5176] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5076] unlink("./9/cgroup" [pid 5075] rmdir("./8" [pid 5072] unlink("./8/cgroup.net" [pid 5177] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] <... unlink resumed>) = 0 [pid 5176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5175] <... futex resumed>) = 0 [pid 5076] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] <... unlink resumed>) = 0 [pid 5177] <... futex resumed>) = 1 [pid 5176] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5175] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... rmdir resumed>) = 0 [pid 5176] <... mmap resumed>) = 0x7f4cc4080000 [pid 5076] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5075] mkdir("./9", 0777 [pid 5072] getdents64(3, [pid 5177] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5176] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5175] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./9/cgroup.net" [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5176] <... mprotect resumed>) = 0 [pid 5175] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] <... unlink resumed>) = 0 [pid 5177] <... bpf resumed>) = 7 [pid 5076] getdents64(3, [pid 5176] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] close(3 [pid 5076] close(3 [pid 5177] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5076] <... close resumed>) = 0 [pid 5072] <... close resumed>) = 0 [pid 5177] <... futex resumed>) = 1 [pid 5176] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5175] <... futex resumed>) = 0 [pid 5177] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5178 attached [pid 5175] close(3 [pid 5076] rmdir("./9" [pid 5075] <... mkdir resumed>) = 0 [pid 5178] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5175] <... close resumed>) = 0 [pid 5176] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] rmdir("./8" [pid 5178] <... rseq resumed>) = 0 [pid 5176] rt_sigprocmask(SIG_SETMASK, [], [pid 5175] close(4 [pid 5076] <... rmdir resumed>) = 0 [pid 5178] set_robust_list(0x7f4cc40a09a0, 24 [pid 5176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5072] <... rmdir resumed>) = 0 [pid 5178] <... set_robust_list resumed>) = 0 [pid 5178] rt_sigprocmask(SIG_SETMASK, [], [pid 5076] mkdir("./10", 0777 [pid 5178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5178] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5175] <... close resumed>) = 0 [pid 5176] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] <... futex resumed>) = 0 [pid 5175] close(5 [pid 5076] <... mkdir resumed>) = 0 [pid 5072] mkdir("./9", 0777./strace-static-x86_64: Process 5179 attached [pid 5178] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5179] set_robust_list(0x55556766e6a0, 24 [pid 5178] <... bpf resumed>) = 3 [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 20 [pid 5072] <... mkdir resumed>) = 0 [pid 5179] <... set_robust_list resumed>) = 0 [pid 5178] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] <... close resumed>) = 0 [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5179] chdir("./9" [pid 5178] <... futex resumed>) = 0 [pid 5175] close(6 [pid 5179] <... chdir resumed>) = 0 [pid 5176] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] <... close resumed>) = 0 ./strace-static-x86_64: Process 5181 attached [pid 5179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5176] <... futex resumed>) = 0 [pid 5175] close(7 [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 20 [pid 5179] <... prctl resumed>) = 0 [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5181] set_robust_list(0x55556766e6a0, 24 [pid 5179] setpgid(0, 0./strace-static-x86_64: Process 5180 attached [pid 5181] <... set_robust_list resumed>) = 0 [pid 5179] <... setpgid resumed>) = 0 [pid 5178] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5175] <... close resumed>) = 0 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 22 [pid 5181] chdir("./9" [pid 5180] set_robust_list(0x55556766e6a0, 24 [pid 5179] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5178] <... socketpair resumed>[4, 5]) = 0 [pid 5181] <... chdir resumed>) = 0 [pid 5175] close(8 [pid 5181] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5180] <... set_robust_list resumed>) = 0 [pid 5179] <... symlink resumed>) = 0 [pid 5178] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... prctl resumed>) = 0 [pid 5179] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5175] close(9 [pid 5181] setpgid(0, 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... setpgid resumed>) = 0 [pid 5180] chdir("./10" [pid 5179] <... symlink resumed>) = 0 [pid 5178] <... futex resumed>) = 1 [pid 5176] <... futex resumed>) = 0 [pid 5175] close(10 [pid 5181] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5180] <... chdir resumed>) = 0 [pid 5179] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5178] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5176] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5175] close(11 [pid 5181] <... symlink resumed>) = 0 [pid 5180] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5179] <... symlink resumed>) = 0 [pid 5178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5180] <... prctl resumed>) = 0 [pid 5179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5178] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5175] close(12 [pid 5181] <... symlink resumed>) = 0 [pid 5180] setpgid(0, 0 [pid 5179] <... openat resumed>) = 3 [pid 5178] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5180] <... setpgid resumed>) = 0 [pid 5179] write(3, "1000", 4 [pid 5178] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] close(13 [pid 5181] <... symlink resumed>) = 0 [pid 5180] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5179] <... write resumed>) = 4 [pid 5178] <... futex resumed>) = 1 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5180] <... symlink resumed>) = 0 [pid 5179] close(3 [pid 5178] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] close(14 [pid 5179] <... close resumed>) = 0 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] read(200, [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] close(15 [pid 5181] <... openat resumed>) = 3 [pid 5179] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] write(3, "1000", 4 [pid 5179] symlink("/dev/binderfs", "./binderfs" [pid 5175] close(16 [pid 5181] <... write resumed>) = 4 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] close(3 [pid 5180] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5179] <... symlink resumed>) = 0 [pid 5178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5175] close(17 [pid 5181] <... close resumed>) = 0 [pid 5180] <... symlink resumed>) = 0 [pid 5178] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] read(200, [pid 5180] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5178] <... bpf resumed>) = 6 [pid 5175] close(18 [pid 5181] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] <... symlink resumed>) = 0 [pid 5179] <... futex resumed>) = 0 [pid 5178] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] symlink("/dev/binderfs", "./binderfs" [pid 5179] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5175] close(19 [pid 5181] <... symlink resumed>) = 0 [pid 5180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5179] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5178] <... futex resumed>) = 1 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... openat resumed>) = 3 [pid 5179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5178] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5175] close(20 [pid 5181] <... futex resumed>) = 0 [pid 5180] write(3, "1000", 4 [pid 5179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5180] <... write resumed>) = 4 [pid 5179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5178] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5176] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5175] close(21 [pid 5181] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5180] close(3 [pid 5179] <... mmap resumed>) = 0x7f4cc4080000 [pid 5178] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5180] <... close resumed>) = 0 [pid 5179] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5178] <... bpf resumed>) = 7 [pid 5175] close(22 [pid 5181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5180] read(200, [pid 5178] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5180] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5179] <... mprotect resumed>) = 0 [pid 5178] <... futex resumed>) = 1 [pid 5176] <... futex resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... mmap resumed>) = 0x7f4cc4080000 [pid 5175] close(23 [pid 5181] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5180] symlink("/dev/binderfs", "./binderfs" [pid 5179] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5178] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5176] close(3 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... mprotect resumed>) = 0 [pid 5180] <... symlink resumed>) = 0 [pid 5179] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5176] <... close resumed>) = 0 [pid 5175] close(24 [pid 5179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5176] close(4 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5175] close(25 [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5180] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5180] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5176] close(5 [pid 5175] close(26./strace-static-x86_64: Process 5182 attached [pid 5180] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5176] <... close resumed>) = 0 ./strace-static-x86_64: Process 5183 attached [pid 5182] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5180] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5179] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5183] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5182] <... rseq resumed>) = 0 [pid 5181] <... clone3 resumed> => {parent_tid=[21]}, 88) = 21 [pid 5179] rt_sigprocmask(SIG_SETMASK, [], [pid 5176] close(6 [pid 5175] close(27 [pid 5183] <... rseq resumed>) = 0 [pid 5182] set_robust_list(0x7f4cc40a09a0, 24 [pid 5181] rt_sigprocmask(SIG_SETMASK, [], [pid 5179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] <... close resumed>) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5183] set_robust_list(0x7f4cc40a09a0, 24 [pid 5182] <... set_robust_list resumed>) = 0 [pid 5181] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5179] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] close(7 [pid 5175] close(28 [pid 5183] <... set_robust_list resumed>) = 0 [pid 5182] rt_sigprocmask(SIG_SETMASK, [], [pid 5181] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = 0 [pid 5183] rt_sigprocmask(SIG_SETMASK, [], [pid 5181] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = 0 [pid 5182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5175] close(29 [pid 5182] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5183] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5176] close(8 [pid 5175] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5182] <... bpf resumed>) = 3 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5183] <... bpf resumed>) = 3 [pid 5182] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5176] close(9 [pid 5175] exit_group(0 [pid 5183] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = 1 [pid 5180] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5179] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5175] <... exit_group resumed>) = ? [pid 5183] <... futex resumed>) = 1 [pid 5182] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] <... futex resumed>) = 0 [pid 5180] <... mmap resumed>) = 0x7f4cc4080000 [pid 5177] <... futex resumed>) = ? [pid 5183] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5179] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] close(10 [pid 5183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5182] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5181] <... futex resumed>) = 0 [pid 5180] <... mprotect resumed>) = 0 [pid 5179] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5183] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5182] <... socketpair resumed>[4, 5]) = 0 [pid 5180] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5183] <... socketpair resumed>[4, 5]) = 0 [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5176] close(11 [pid 5183] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5184 attached [pid 5183] <... futex resumed>) = 0 [pid 5182] <... futex resumed>) = 0 [pid 5181] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5177] +++ exited with 0 +++ [pid 5176] close(12 [pid 5175] +++ exited with 0 +++ [pid 5184] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5183] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5182] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] <... futex resumed>) = 0 [pid 5180] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5179] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5184] <... rseq resumed>) = 0 [pid 5183] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] rt_sigprocmask(SIG_SETMASK, [], [pid 5179] <... futex resumed>) = 0 [pid 5176] close(13 [pid 5184] set_robust_list(0x7f4cc40a09a0, 24 [pid 5183] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5184] <... set_robust_list resumed>) = 0 [pid 5183] <... futex resumed>) = 0 [pid 5182] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5181] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] rt_sigprocmask(SIG_SETMASK, [], [pid 5183] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5182] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] <... futex resumed>) = 0 [pid 5180] <... futex resumed>) = 0 [pid 5184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5182] <... futex resumed>) = 1 [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] close(14 [pid 5074] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5184] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5183] <... bpf resumed>) = 6 [pid 5182] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] <... bpf resumed>) = 3 [pid 5183] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] close(15 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5184] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5183] <... futex resumed>) = 1 [pid 5182] <... futex resumed>) = 0 [pid 5181] <... futex resumed>) = 0 [pid 5179] <... futex resumed>) = 1 [pid 5184] <... futex resumed>) = 1 [pid 5183] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5182] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5181] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... futex resumed>) = 0 [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5184] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5183] <... bpf resumed>) = 7 [pid 5182] <... bpf resumed>) = 6 [pid 5181] <... futex resumed>) = 0 [pid 5180] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5183] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5180] <... futex resumed>) = 0 [pid 5176] close(16 [pid 5074] <... openat resumed>) = 3 [pid 5184] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5183] <... futex resumed>) = 0 [pid 5182] <... futex resumed>) = 1 [pid 5181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] <... futex resumed>) = 0 [pid 5184] <... socketpair resumed>[4, 5]) = 0 [pid 5183] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5182] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] close(3 [pid 5179] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(3, "", [pid 5184] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5181] <... close resumed>) = 0 [pid 5179] <... futex resumed>) = 0 [pid 5176] close(17 [pid 5184] <... futex resumed>) = 1 [pid 5182] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5181] close(4 [pid 5180] <... futex resumed>) = 0 [pid 5179] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5184] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5182] <... bpf resumed>) = 7 [pid 5181] <... close resumed>) = 0 [pid 5180] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5176] close(18 [pid 5184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5182] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] close(5 [pid 5180] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5184] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5182] <... futex resumed>) = 1 [pid 5181] <... close resumed>) = 0 [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] <... futex resumed>) = 0 [pid 5184] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5182] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] close(6 [pid 5179] close(3 [pid 5176] close(19 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5184] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] <... close resumed>) = 0 [pid 5179] <... close resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] <... futex resumed>) = 1 [pid 5181] close(7 [pid 5180] <... futex resumed>) = 0 [pid 5176] close(20 [pid 5074] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5184] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5180] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] close(4 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] <... futex resumed>) = 0 [pid 5184] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5179] <... close resumed>) = 0 [pid 5176] close(21 [pid 5074] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5179] close(5) = 0 [pid 5184] <... bpf resumed>) = 6 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5179] close(6 [pid 5074] unlink("./9/cgroup.cpu" [pid 5184] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5180] <... futex resumed>) = 0 [pid 5179] <... close resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5184] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5180] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5179] close(7 [pid 5176] close(22 [pid 5074] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5184] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] <... futex resumed>) = 0 [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5180] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5176] close(23 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5176] close(24 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5074] unlink("./9/binderfs" [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5176] close(25) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5176] close(26 [pid 5074] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5176] close(27 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5176] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5176] close(28) = -1 EBADF (Bad file descriptor) [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5176] close(29) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./9/cgroup" [pid 5176] exit_group(0 [pid 5178] <... futex resumed>) = ? [pid 5176] <... exit_group resumed>) = ? [pid 5181] <... close resumed>) = 0 [pid 5179] <... close resumed>) = 0 [pid 5178] +++ exited with 0 +++ [pid 5176] +++ exited with 0 +++ [pid 5074] <... unlink resumed>) = 0 [pid 5181] close(8 [pid 5179] close(8 [pid 5074] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5181] close(9 [pid 5179] close(9 [pid 5074] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] restart_syscall(<... resuming interrupted clone ...> [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5181] close(10 [pid 5179] close(10 [pid 5073] <... restart_syscall resumed>) = 0 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./9/cgroup.net" [pid 5181] close(11 [pid 5179] close(11) = -1 EBADF (Bad file descriptor) [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] close(12 [pid 5181] close(12) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5181] close(13 [pid 5179] close(13 [pid 5074] getdents64(3, [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5181] close(14 [pid 5179] close(14 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] close(3 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5181] close(15 [pid 5179] close(15 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... close resumed>) = 0 [pid 5073] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5181] close(16 [pid 5179] close(16 [pid 5074] rmdir("./9" [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... openat resumed>) = 3 [pid 5179] close(17) = -1 EBADF (Bad file descriptor) [pid 5074] <... rmdir resumed>) = 0 [pid 5179] close(18 [pid 5181] close(17 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(3, "", [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] close(19 [pid 5074] mkdir("./10", 0777 [pid 5181] close(18 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] close(20 [pid 5181] close(19 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] getdents64(3, [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] close(21 [pid 5074] <... mkdir resumed>) = 0 [pid 5181] close(20 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] close(22 [pid 5073] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5181] close(21) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] close(22 [pid 5179] close(23 [pid 5073] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] <... bpf resumed>) = 7 [pid 5181] close(23 [pid 5179] close(24 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5181] close(24 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5184] <... futex resumed>) = 1 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5180] <... futex resumed>) = 0 [pid 5179] close(25 [pid 5184] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5181] close(25 [pid 5180] close(3 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5180] <... close resumed>) = 0 [pid 5179] close(26 [pid 5181] close(26 [pid 5180] close(4 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5180] <... close resumed>) = 0 [pid 5181] close(27 [pid 5179] close(27 [pid 5180] close(5 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5180] <... close resumed>) = 0 [pid 5179] close(28 [pid 5073] unlink("./9/cgroup.cpu"./strace-static-x86_64: Process 5185 attached [pid 5181] close(28 [pid 5180] close(6 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... unlink resumed>) = 0 [pid 5185] set_robust_list(0x55556766e6a0, 24 [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5180] <... close resumed>) = 0 [pid 5179] close(29 [pid 5074] <... clone resumed>, child_tidptr=0x55556766e690) = 22 [pid 5073] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5185] <... set_robust_list resumed>) = 0 [pid 5181] close(29 [pid 5180] close(7 [pid 5179] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5185] chdir("./10" [pid 5181] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5185] <... chdir resumed>) = 0 [pid 5181] exit_group(0 [pid 5180] <... close resumed>) = 0 [pid 5179] exit_group(0 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5185] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5183] <... futex resumed>) = ? [pid 5182] <... futex resumed>) = ? [pid 5181] <... exit_group resumed>) = ? [pid 5180] close(8 [pid 5179] <... exit_group resumed>) = ? [pid 5073] unlink("./9/binderfs" [pid 5185] <... prctl resumed>) = 0 [pid 5183] +++ exited with 0 +++ [pid 5182] +++ exited with 0 +++ [pid 5073] <... unlink resumed>) = 0 [pid 5073] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5185] setpgid(0, 0 [pid 5181] +++ exited with 0 +++ [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5179] +++ exited with 0 +++ [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5185] <... setpgid resumed>) = 0 [pid 5180] close(9 [pid 5072] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5185] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5073] unlink("./9/cgroup" [pid 5185] <... symlink resumed>) = 0 [pid 5180] close(10 [pid 5185] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... unlink resumed>) = 0 [pid 5073] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5073] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5185] <... symlink resumed>) = 0 [pid 5180] close(11 [pid 5075] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./9", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5185] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5185] <... symlink resumed>) = 0 [pid 5180] close(12 [pid 5075] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5073] unlink("./9/cgroup.net" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... openat resumed>) = 3 [pid 5073] <... unlink resumed>) = 0 [pid 5185] <... openat resumed>) = 3 [pid 5072] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5075] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5185] write(3, "1000", 4 [pid 5075] getdents64(3, [pid 5073] getdents64(3, [pid 5185] <... write resumed>) = 4 [pid 5180] close(13 [pid 5185] close(3 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] <... openat resumed>) = 3 [pid 5185] <... close resumed>) = 0 [pid 5180] close(14 [pid 5072] newfstatat(3, "", [pid 5185] read(200, [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] close(3 [pid 5072] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5185] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5180] close(15 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... close resumed>) = 0 [pid 5072] getdents64(3, [pid 5185] symlink("/dev/binderfs", "./binderfs" [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5073] rmdir("./9" [pid 5185] <... symlink resumed>) = 0 [pid 5180] close(16 [pid 5072] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] close(17 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] <... rmdir resumed>) = 0 [pid 5072] umount2("./9/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5185] <... futex resumed>) = 0 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] unlink("./9/cgroup.cpu" [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5185] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5180] close(18 [pid 5075] <... unlink resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./9/cgroup.cpu", [pid 5185] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5075] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5073] mkdir("./10", 0777 [pid 5185] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... mkdir resumed>) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5180] close(19 [pid 5075] newfstatat(AT_FDCWD, "./9/binderfs", [pid 5185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] unlink("./9/cgroup.cpu" [pid 5180] close(20 [pid 5185] <... mmap resumed>) = 0x7f4cc4080000 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] <... unlink resumed>) = 0 [pid 5185] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5075] unlink("./9/binderfs" [pid 5185] <... mprotect resumed>) = 0 [pid 5075] <... unlink resumed>) = 0 [pid 5185] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 5186 attached [pid 5180] close(21 [pid 5075] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./9/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5186] set_robust_list(0x55556766e6a0, 24 [pid 5185] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5073] <... clone resumed>, child_tidptr=0x55556766e690) = 22 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5180] close(22 [pid 5075] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5072] newfstatat(AT_FDCWD, "./9/binderfs", ./strace-static-x86_64: Process 5187 attached [pid 5186] <... set_robust_list resumed>) = 0 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5187] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053) = 0 [pid 5186] chdir("./10" [pid 5185] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5180] close(23 [pid 5075] unlink("./9/cgroup" [pid 5072] unlink("./9/binderfs" [pid 5187] set_robust_list(0x7f4cc40a09a0, 24 [pid 5186] <... chdir resumed>) = 0 [pid 5185] rt_sigprocmask(SIG_SETMASK, [], [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... unlink resumed>) = 0 [pid 5072] <... unlink resumed>) = 0 [pid 5187] <... set_robust_list resumed>) = 0 [pid 5186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5180] close(24 [pid 5187] rt_sigprocmask(SIG_SETMASK, [], [pid 5186] <... prctl resumed>) = 0 [pid 5185] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5186] setpgid(0, 0 [pid 5185] <... futex resumed>) = 0 [pid 5187] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5186] <... setpgid resumed>) = 0 [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] umount2("./9/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5187] <... bpf resumed>) = 3 [pid 5180] close(25 [pid 5075] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5187] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5072] newfstatat(AT_FDCWD, "./9/cgroup", [pid 5187] <... futex resumed>) = 1 [pid 5186] <... symlink resumed>) = 0 [pid 5185] <... futex resumed>) = 0 [pid 5180] close(26 [pid 5075] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5187] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 5185] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] unlink("./9/cgroup.net" [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5185] <... futex resumed>) = 0 [pid 5180] close(27 [pid 5075] <... unlink resumed>) = 0 [pid 5187] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5186] <... symlink resumed>) = 0 [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5072] unlink("./9/cgroup" [pid 5075] getdents64(3, [pid 5187] <... socketpair resumed>[4, 5]) = 0 [pid 5186] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 5180] close(28 [pid 5072] <... unlink resumed>) = 0 [pid 5187] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5075] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5072] umount2("./9/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5180] close(29 [pid 5075] close(3 [pid 5072] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5180] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5187] <... futex resumed>) = 1 [pid 5185] <... futex resumed>) = 0 [pid 5180] exit_group(0 [pid 5075] <... close resumed>) = 0 [pid 5072] newfstatat(AT_FDCWD, "./9/cgroup.net", [pid 5187] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... symlink resumed>) = 0 [pid 5185] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5184] <... futex resumed>) = ? [pid 5075] rmdir("./9" [pid 5072] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5185] <... futex resumed>) = 0 [pid 5184] +++ exited with 0 +++ [pid 5180] <... exit_group resumed>) = ? [pid 5075] <... rmdir resumed>) = 0 [pid 5187] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5186] <... openat resumed>) = 3 [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5180] +++ exited with 0 +++ [pid 5072] unlink("./9/cgroup.net" [pid 5187] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5186] write(3, "1000", 4 [pid 5075] mkdir("./10", 0777 [pid 5072] <... unlink resumed>) = 0 [pid 5187] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... write resumed>) = 4 [pid 5075] <... mkdir resumed>) = 0 [pid 5187] <... futex resumed>) = 1 [pid 5186] close(3 [pid 5185] <... futex resumed>) = 0 [pid 5187] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... close resumed>) = 0 [pid 5185] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] read(200, [pid 5185] <... futex resumed>) = 0 [pid 5187] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5186] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5076] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5075] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5072] getdents64(3, ./strace-static-x86_64: Process 5188 attached [pid 5187] <... bpf resumed>) = 6 [pid 5186] symlink("/dev/binderfs", "./binderfs" [pid 5072] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5188] set_robust_list(0x55556766e6a0, 24 [pid 5187] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... symlink resumed>) = 0 [pid 5188] <... set_robust_list resumed>) = 0 [pid 5187] <... futex resumed>) = 1 [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... futex resumed>) = 0 [pid 5076] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5072] close(3 [pid 5188] chdir("./10" [pid 5187] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5186] <... futex resumed>) = 0 [pid 5185] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5075] <... clone resumed>, child_tidptr=0x55556766e690) = 22 [pid 5072] <... close resumed>) = 0 [pid 5188] <... chdir resumed>) = 0 [pid 5187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5185] <... futex resumed>) = 0 [pid 5076] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5072] rmdir("./9" [pid 5188] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5187] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5186] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5185] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5076] <... openat resumed>) = 3 [pid 5072] <... rmdir resumed>) = 0 [pid 5188] <... prctl resumed>) = 0 [pid 5187] <... bpf resumed>) = 7 [pid 5186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5076] newfstatat(3, "", [pid 5188] setpgid(0, 0 [pid 5187] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5072] mkdir("./10", 0777 [pid 5188] <... setpgid resumed>) = 0 [pid 5187] <... futex resumed>) = 1 [pid 5186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5185] <... futex resumed>) = 0 [pid 5076] getdents64(3, [pid 5187] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5185] close(3 [pid 5188] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 5186] <... mmap resumed>) = 0x7f4cc4080000 [pid 5185] <... close resumed>) = 0 [pid 5076] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5072] <... mkdir resumed>) = 0 [pid 5186] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5076] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5188] <... symlink resumed>) = 0 [pid 5186] <... mprotect resumed>) = 0 [pid 5185] close(4 [pid 5188] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 5186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5185] <... close resumed>) = 0 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5188] <... symlink resumed>) = 0 [pid 5186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5185] close(5 [pid 5076] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 5072] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5188] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 5186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5185] <... close resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 5189 attached [pid 5188] <... symlink resumed>) = 0 [pid 5185] close(6 [pid 5076] unlink("./10/cgroup.cpu" [pid 5189] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5186] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5185] <... close resumed>) = 0 [pid 5076] <... unlink resumed>) = 0 [pid 5189] <... rseq resumed>) = 0 [pid 5186] rt_sigprocmask(SIG_SETMASK, [], [pid 5189] set_robust_list(0x7f4cc40a09a0, 24 [pid 5185] close(7 [pid 5186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5189] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5190 attached [pid 5189] rt_sigprocmask(SIG_SETMASK, [], [pid 5188] <... openat resumed>) = 3 [pid 5186] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... close resumed>) = 0 [pid 5076] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5190] set_robust_list(0x55556766e6a0, 24 [pid 5189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5188] write(3, "1000", 4 [pid 5186] <... futex resumed>) = 0 [pid 5185] close(8 [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5072] <... clone resumed>, child_tidptr=0x55556766e690) = 22 [pid 5190] <... set_robust_list resumed>) = 0 [pid 5189] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5188] <... write resumed>) = 4 [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5190] chdir("./10" [pid 5189] <... bpf resumed>) = 3 [pid 5188] close(3 [pid 5185] close(9 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5190] <... chdir resumed>) = 0 [pid 5189] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./10/binderfs" [pid 5190] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5189] <... futex resumed>) = 1 [pid 5188] read(200, [pid 5186] <... futex resumed>) = 0 [pid 5185] close(10 [pid 5076] <... unlink resumed>) = 0 [pid 5190] <... prctl resumed>) = 0 [pid 5189] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5186] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] setpgid(0, 0 [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] symlink("/dev/binderfs", "./binderfs" [pid 5186] <... futex resumed>) = 0 [pid 5185] close(11 [pid 5076] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5190] <... setpgid resumed>) = 0 [pid 5189] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5188] <... symlink resumed>) = 0 [pid 5185] close(12 [pid 5076] newfstatat(AT_FDCWD, "./10/cgroup", [pid 5190] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5076] unlink("./10/cgroup") = 0 [pid 5076] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5189] <... socketpair resumed>[4, 5]) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] close(13 [pid 5189] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... futex resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5076] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 5190] <... symlink resumed>) = 0 [pid 5185] close(14 [pid 5186] <... futex resumed>) = 0 [pid 5076] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5189] <... futex resumed>) = 1 [pid 5188] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5189] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5186] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] unlink("./10/cgroup.net" [pid 5190] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 5189] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5188] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5186] <... futex resumed>) = 0 [pid 5185] close(15 [pid 5076] <... unlink resumed>) = 0 [pid 5189] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5189] <... futex resumed>) = 0 [pid 5188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5185] close(16 [pid 5190] <... symlink resumed>) = 0 [pid 5189] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5186] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] getdents64(3, [pid 5190] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... mmap resumed>) = 0x7f4cc4080000 [pid 5186] <... futex resumed>) = 0 [pid 5185] close(17 [pid 5189] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5188] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5190] <... symlink resumed>) = 0 [pid 5185] close(18 [pid 5188] <... mprotect resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5189] <... bpf resumed>) = 6 [pid 5076] close(3 [pid 5190] <... openat resumed>) = 3 [pid 5189] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5185] close(19 [pid 5076] <... close resumed>) = 0 [pid 5189] <... futex resumed>) = 1 [pid 5188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5186] <... futex resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5189] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5186] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5185] close(20 [pid 5189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 5191 attached [pid 5190] write(3, "1000", 4 [pid 5189] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5186] <... futex resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] rmdir("./10" [pid 5191] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5190] <... write resumed>) = 4 [pid 5189] <... bpf resumed>) = 7 [pid 5188] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5186] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5185] close(21 [pid 5076] <... rmdir resumed>) = 0 [pid 5191] <... rseq resumed>) = 0 [pid 5190] close(3 [pid 5189] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] rt_sigprocmask(SIG_SETMASK, [], [pid 5186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] mkdir("./11", 0777 [pid 5191] set_robust_list(0x7f4cc40a09a0, 24 [pid 5190] <... close resumed>) = 0 [pid 5189] <... futex resumed>) = 0 [pid 5188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5186] close(3 [pid 5185] close(22 [pid 5191] <... set_robust_list resumed>) = 0 [pid 5190] read(200, [pid 5189] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5076] <... mkdir resumed>) = 0 [pid 5191] rt_sigprocmask(SIG_SETMASK, [], [pid 5190] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 0 [pid 5186] close(4 [pid 5185] close(23 [pid 5076] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5190] symlink("/dev/binderfs", "./binderfs" [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5191] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5190] <... symlink resumed>) = 0 [pid 5186] close(5 [pid 5185] close(24./strace-static-x86_64: Process 5192 attached [pid 5191] <... bpf resumed>) = 3 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] set_robust_list(0x55556766e6a0, 24 [pid 5191] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 0 [pid 5186] close(6 [pid 5185] close(25 [pid 5076] <... clone resumed>, child_tidptr=0x55556766e690) = 24 [pid 5192] <... set_robust_list resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5188] <... futex resumed>) = 0 [pid 5186] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] chdir("./11" [pid 5191] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5188] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] close(7 [pid 5185] close(26 [pid 5192] <... chdir resumed>) = 0 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5188] <... futex resumed>) = 0 [pid 5186] <... close resumed>) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5191] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] close(8 [pid 5185] close(27 [pid 5192] <... prctl resumed>) = 0 [pid 5190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] setpgid(0, 0 [pid 5186] close(9 [pid 5185] close(28 [pid 5192] <... setpgid resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5191] <... socketpair resumed>[4, 5]) = 0 [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 5191] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... mmap resumed>) = 0x7f4cc4080000 [pid 5186] close(10 [pid 5185] close(29 [pid 5192] <... symlink resumed>) = 0 [pid 5191] <... futex resumed>) = 1 [pid 5190] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5188] <... futex resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5185] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 5191] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... mprotect resumed>) = 0 [pid 5188] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] close(11 [pid 5185] exit_group(0 [pid 5192] <... symlink resumed>) = 0 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5188] <... futex resumed>) = 0 [pid 5187] <... futex resumed>) = ? [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5185] <... exit_group resumed>) = ? [pid 5192] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 5191] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5190] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] close(12 [pid 5192] <... symlink resumed>) = 0 [pid 5191] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0}./strace-static-x86_64: Process 5193 attached [pid 5187] +++ exited with 0 +++ [pid 5185] +++ exited with 0 +++ [pid 5190] <... clone3 resumed> => {parent_tid=[23]}, 88) = 23 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5191] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5190] rt_sigprocmask(SIG_SETMASK, [], [pid 5186] close(13 [pid 5191] <... futex resumed>) = 1 [pid 5074] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5188] <... futex resumed>) = 0 [pid 5193] <... rseq resumed>) = 0 [pid 5192] <... openat resumed>) = 3 [pid 5191] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5188] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] restart_syscall(<... resuming interrupted clone ...> [pid 5193] set_robust_list(0x7f4cc40a09a0, 24 [pid 5192] write(3, "1000", 4 [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... futex resumed>) = 0 [pid 5186] close(14 [pid 5074] <... restart_syscall resumed>) = 0 [pid 5193] <... set_robust_list resumed>) = 0 [pid 5192] <... write resumed>) = 4 [pid 5191] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5190] <... futex resumed>) = 0 [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5193] rt_sigprocmask(SIG_SETMASK, [], [pid 5192] close(3 [pid 5191] <... bpf resumed>) = 6 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5186] close(15 [pid 5193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5192] <... close resumed>) = 0 [pid 5191] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5193] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5192] read(200, [pid 5191] <... futex resumed>) = 1 [pid 5188] <... futex resumed>) = 0 [pid 5186] close(16 [pid 5074] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5193] <... bpf resumed>) = 3 [pid 5192] <... read resumed>0x7ffe0b2332b0, 1000) = -1 EAGAIN (Resource temporarily unavailable) [pid 5191] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5193] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] symlink("/dev/binderfs", "./binderfs" [pid 5191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5188] <... futex resumed>) = 0 [pid 5186] close(17 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5193] <... futex resumed>) = 1 [pid 5192] <... symlink resumed>) = 0 [pid 5191] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5190] <... futex resumed>) = 0 [pid 5188] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5193] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5191] <... bpf resumed>) = 7 [pid 5190] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5186] close(18 [pid 5074] <... openat resumed>) = 3 [pid 5193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5192] <... futex resumed>) = 0 [pid 5191] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5193] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5192] rt_sigaction(SIGRT_1, {sa_handler=0x7f4cc410f2b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f4cc4100430}, [pid 5191] <... futex resumed>) = 1 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] <... futex resumed>) = 0 [pid 5074] newfstatat(3, "", [pid 5193] <... socketpair resumed>[4, 5]) = 0 [pid 5192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5191] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5188] close(3 [pid 5186] close(19 [pid 5074] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5188] <... close resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] close(4 [pid 5186] close(20 [pid 5192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5074] getdents64(3, [pid 5193] <... futex resumed>) = 1 [pid 5192] <... mmap resumed>) = 0x7f4cc4080000 [pid 5190] <... futex resumed>) = 0 [pid 5188] <... close resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5193] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] mprotect(0x7f4cc4081000, 131072, PROT_READ|PROT_WRITE [pid 5190] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] close(5 [pid 5186] close(21 [pid 5074] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] <... futex resumed>) = 0 [pid 5188] <... close resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5193] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5192] <... mprotect resumed>) = 0 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] close(6 [pid 5186] close(22 [pid 5074] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 5193] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5188] <... close resumed>) = 0 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5193] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5186] close(23 [pid 5188] close(7 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f4cc40a0990, parent_tid=0x7f4cc40a0990, exit_signal=0, stack=0x7f4cc4080000, stack_size=0x20300, tls=0x7f4cc40a06c0} [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] <... close resumed>) = 0 [pid 5186] close(24./strace-static-x86_64: Process 5194 attached [pid 5193] <... futex resumed>) = 1 [pid 5190] <... futex resumed>) = 0 [pid 5188] close(8 [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./10/cgroup.cpu" [pid 5194] rseq(0x7f4cc40a0fe0, 0x20, 0, 0x53053053 [pid 5193] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] <... clone3 resumed> => {parent_tid=[25]}, 88) = 25 [pid 5190] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] close(25 [pid 5074] <... unlink resumed>) = 0 [pid 5194] <... rseq resumed>) = 0 [pid 5193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5192] rt_sigprocmask(SIG_SETMASK, [], [pid 5190] <... futex resumed>) = 0 [pid 5188] close(9 [pid 5074] umount2("./10/binderfs", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5194] set_robust_list(0x7f4cc40a09a0, 24 [pid 5193] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] <... set_robust_list resumed>) = 0 [pid 5193] <... bpf resumed>) = 6 [pid 5192] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] close(10 [pid 5186] close(26 [pid 5194] rt_sigprocmask(SIG_SETMASK, [], [pid 5193] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./10/binderfs", [pid 5194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5193] <... futex resumed>) = 1 [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5190] <... futex resumed>) = 0 [pid 5188] close(11 [pid 5186] close(27 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5194] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=4, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72 [pid 5193] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5190] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5194] <... bpf resumed>) = 3 [pid 5193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] <... futex resumed>) = 0 [pid 5188] close(12 [pid 5186] close(28 [pid 5074] unlink("./10/binderfs" [pid 5194] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5194] <... futex resumed>) = 1 [pid 5192] <... futex resumed>) = 0 [pid 5188] close(13 [pid 5186] close(29 [pid 5194] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5192] <... futex resumed>) = 0 [pid 5188] close(14 [pid 5194] socketpair(AF_UNIX, SOCK_DGRAM, 0, [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5186] exit_group(0 [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5194] <... socketpair resumed>[4, 5]) = 0 [pid 5193] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5190] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5189] <... futex resumed>) = ? [pid 5188] close(15 [pid 5186] <... exit_group resumed>) = ? [pid 5074] <... unlink resumed>) = 0 [pid 5194] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5193] <... bpf resumed>) = 7 [pid 5189] +++ exited with 0 +++ [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] umount2("./10/cgroup", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5194] <... futex resumed>) = 1 [pid 5193] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] <... futex resumed>) = 0 [pid 5188] close(16 [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5193] <... futex resumed>) = 1 [pid 5192] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... futex resumed>) = 0 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./10/cgroup", [pid 5194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5193] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] <... futex resumed>) = 0 [pid 5190] close(3 [pid 5186] +++ exited with 0 +++ [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5188] close(17 [pid 5194] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5190] <... close resumed>) = 0 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./10/cgroup" [pid 5073] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5194] <... bpf resumed>) = -1 EFAULT (Bad address) [pid 5190] close(4 [pid 5188] close(18 [pid 5194] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... close resumed>) = 0 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... unlink resumed>) = 0 [pid 5194] <... futex resumed>) = 1 [pid 5192] <... futex resumed>) = 0 [pid 5190] close(5 [pid 5188] close(19 [pid 5074] umount2("./10/cgroup.net", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5194] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144 [pid 5192] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... close resumed>) = 0 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5192] <... futex resumed>) = 0 [pid 5190] close(6) = 0 [pid 5190] close(7 [pid 5194] <... bpf resumed>) = 6 [pid 5190] <... close resumed>) = 0 [pid 5194] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5188] close(20 [pid 5194] <... futex resumed>) = 0 [pid 5192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5190] close(8 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] newfstatat(AT_FDCWD, "./10/cgroup.net", [pid 5194] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] futex(0x7f4cc41713e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] close(21 [pid 5074] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5073] umount2("./10", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5192] <... futex resumed>) = 0 [pid 5190] close(9 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=6}}, 16 [pid 5192] futex(0x7f4cc41713ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=550000000} [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] unlink("./10/cgroup.net" [pid 5190] close(10 [pid 5188] close(22 [pid 5074] <... unlink resumed>) = 0 [pid 5073] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5190] close(11 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] getdents64(3, [pid 5073] <... openat resumed>) = 3 [pid 5188] close(23 [pid 5073] newfstatat(3, "", [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5073] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5188] close(24 [pid 5073] getdents64(3, [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5194] <... bpf resumed>) = 7 [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] close(25 [pid 5074] <... getdents64 resumed>0x55556766f730 /* 0 entries */, 32768) = 0 [pid 5073] <... getdents64 resumed>0x55556766f730 /* 6 entries */, 32768) = 176 [pid 5194] futex(0x7f4cc41713ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5190] close(12 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] close(3 [pid 5073] umount2("./10/cgroup.cpu", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5194] <... futex resumed>) = 1 [pid 5192] <... futex resumed>) = 0 [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] close(26 [pid 5074] <... close resumed>) = 0 [pid 5073] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5194] futex(0x7f4cc41713e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5192] close(3 [pid 5190] close(13 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5074] rmdir("./10" [pid 5192] <... close resumed>) = 0 [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] close(27 [pid 5074] <... rmdir resumed>) = 0 [pid 5073] newfstatat(AT_FDCWD, "./10/cgroup.cpu", [pid 5192] close(4 [pid 5190] close(14 [pid 5188] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5192] <... close resumed>) = 0 [pid 5190] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5188] close(28 [pid 5073] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5192] close(5 [pid 5190] close(15 [ 69.502895][ T5074] ------------[ cut here ]------------ [ 69.508616][ T5074] WARNING: CPU: 0 PID: 5074 at kernel/softirq.c:362 __local_bh_enable_ip+0x1be/0x200 [ 69.518106][ T5074] Modules linked in: [ 69.522003][ T5074] CPU: 0 PID: 5074 Comm: syz-executor111 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 69.532073][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 69.542126][ T5074] RIP: 0010:__local_bh_enable_ip+0x1be/0x200 [ 69.548112][ T5074] Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 9c e1 86 8f 80 e1 07 80 c1 03 38 [ 69.567717][ T5074] RSP: 0018:ffffc90003a2f000 EFLAGS: 00010046 [ 69.573786][ T5074] RAX: 0000000000000000 RBX: 1ffff92000745e04 RCX: 0000000000000000 [ 69.581755][ T5074] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff895fa99a [ 69.589728][ T5074] RBP: ffffc90003a2f0c0 R08: ffff8880221721eb R09: 1ffff1100442e43d [ 69.597698][ T5074] R10: dffffc0000000000 R11: ffffed100442e43e R12: dffffc0000000000 [ 69.605682][ T5074] R13: ffff88807b7dad80 R14: ffffc90003a2f040 R15: 0000000000000201 [ 69.613657][ T5074] FS: 000055556766e3c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 69.622594][ T5074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.629264][ T5074] CR2: 0000000000000000 CR3: 0000000077c4e000 CR4: 00000000003506f0 [ 69.637234][ T5074] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.645220][ T5074] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.653187][ T5074] Call Trace: [ 69.656472][ T5074] [ 69.659418][ T5074] ? __warn+0x163/0x4b0 [ 69.663585][ T5074] ? __local_bh_enable_ip+0x1be/0x200 [ 69.668966][ T5074] ? report_bug+0x2b3/0x500 [ 69.673579][ T5074] ? __local_bh_enable_ip+0x1be/0x200 [ 69.678960][ T5074] ? handle_bug+0x3e/0x70 [ 69.683296][ T5074] ? exc_invalid_op+0x1a/0x50 [ 69.688074][ T5074] ? asm_exc_invalid_op+0x1a/0x20 [ 69.693122][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 69.698786][ T5074] ? __local_bh_enable_ip+0x1be/0x200 [ 69.704183][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 69.709485][ T5074] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 69.715218][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 69.720518][ T5074] ? do_raw_spin_unlock+0x13c/0x8b0 [ 69.725737][ T5074] ? __pfx___cant_migrate+0x10/0x10 [ 69.730955][ T5074] ? sock_map_delete_elem+0x97/0x140 [ 69.736255][ T5074] sock_map_delete_elem+0xca/0x140 [ 69.741382][ T5074] bpf_prog_8a405b5ced52e191+0x4a/0x4e [ 69.746851][ T5074] bpf_trace_run2+0x204/0x420 [ 69.751539][ T5074] ? bpf_trace_run2+0x114/0x420 [ 69.756403][ T5074] ? __pfx_bpf_trace_run2+0x10/0x10 [ 69.761609][ T5074] ? memcg_list_lru_alloc+0xbf1/0xd20 [ 69.766993][ T5074] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 69.772897][ T5074] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 69.779276][ T5074] ? memcg_list_lru_alloc+0xbf1/0xd20 [ 69.784675][ T5074] kfree+0x291/0x380 [ 69.788615][ T5074] memcg_list_lru_alloc+0xbf1/0xd20 [ 69.793844][ T5074] ? __pfx_memcg_list_lru_alloc+0x10/0x10 [ 69.799599][ T5074] __memcg_slab_pre_alloc_hook+0x254/0x2b0 [ 69.805424][ T5074] ? xas_create+0x10c1/0x16b0 [ 69.810107][ T5074] kmem_cache_alloc_lru+0x207/0x350 [ 69.815328][ T5074] xas_create+0x10c1/0x16b0 [ 69.819856][ T5074] xas_store+0xa3/0x1980 [ 69.824106][ T5074] ? xas_find_conflict+0x10d/0x8a0 [ 69.829243][ T5074] ? percpu_ref_put+0x19/0x180 [ 69.834047][ T5074] __filemap_add_folio+0xbe2/0x1ad0 [ 69.839365][ T5074] ? __pfx___filemap_add_folio+0x10/0x10 [ 69.845031][ T5074] ? __pfx_workingset_update_node+0x10/0x10 [ 69.850957][ T5074] ? folio_alloc+0x1b5/0x330 [ 69.855577][ T5074] ? filemap_alloc_folio+0xdf/0x500 [ 69.860804][ T5074] filemap_add_folio+0x11e/0x570 [ 69.865764][ T5074] ? __pfx_filemap_add_folio+0x10/0x10 [ 69.871240][ T5074] ? __pfx___might_resched+0x10/0x10 [ 69.876637][ T5074] __filemap_get_folio+0x4cd/0xbc0 [ 69.881759][ T5074] bdev_getblk+0x234/0x610 [ 69.886203][ T5074] ext4_getblk+0x338/0x850 [ 69.890650][ T5074] ? __pfx_ext4_getblk+0x10/0x10 [ 69.895603][ T5074] ? __pfx_ext4_initxattrs+0x10/0x10 [ 69.900913][ T5074] ? rcu_is_watching+0x15/0xb0 [ 69.905700][ T5074] ext4_bread+0x2e/0x180 [ 69.909954][ T5074] ext4_append+0x327/0x5c0 [ 69.914384][ T5074] ? __pfx_ext4_append+0x10/0x10 [ 69.919339][ T5074] ext4_init_new_dir+0x33e/0xa30 [ 69.924319][ T5074] ? __pfx_ext4_init_new_dir+0x10/0x10 [ 69.929806][ T5074] ext4_mkdir+0x4f7/0xcf0 [ 69.934157][ T5074] ? __pfx_ext4_mkdir+0x10/0x10 [ 69.939018][ T5074] ? bpf_lsm_inode_mkdir+0x9/0x10 [ 69.944047][ T5074] ? security_inode_mkdir+0xc2/0x110 [ 69.949358][ T5074] vfs_mkdir+0x2f9/0x4b0 [ 69.953625][ T5074] do_mkdirat+0x264/0x3a0 [ 69.957971][ T5074] ? __pfx_do_mkdirat+0x10/0x10 [ 69.962846][ T5074] ? getname_flags+0x1fe/0x4f0 [ 69.967636][ T5074] __x64_sys_mkdir+0x6e/0x80 [ 69.972274][ T5074] do_syscall_64+0xfb/0x240 [ 69.976804][ T5074] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 69.982710][ T5074] RIP: 0033:0x7f4cc40e5fb7 [ 69.987140][ T5074] Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 70.006765][ T5074] RSP: 002b:00007ffe0b2336a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 70.015188][ T5074] RAX: ffffffffffffffda RBX: 0000000000010e4f RCX: 00007f4cc40e5fb7 [ 70.023163][ T5074] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffe0b233730 [ 70.031140][ T5074] RBP: 0000000000000016 R08: 0000000000000004 R09: 00007ffe0b233446 [ 70.039307][ T5074] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0b2336d4 [ 70.047282][ T5074] R13: 00007ffe0b233730 R14: 000000000000000b R15: 431bde82d7b634db [ 70.055278][ T5074] [ 70.058299][ T5074] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 70.065580][ T5074] CPU: 0 PID: 5074 Comm: syz-executor111 Not tainted 6.8.0-syzkaller-05236-g443574b03387 #0 [ 70.075640][ T5074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 70.085695][ T5074] Call Trace: [ 70.088972][ T5074] [ 70.091900][ T5074] dump_stack_lvl+0x1e7/0x2e0 [ 70.096593][ T5074] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.101800][ T5074] ? __pfx__printk+0x10/0x10 [ 70.106405][ T5074] ? vscnprintf+0x5d/0x90 [ 70.110758][ T5074] panic+0x349/0x860 [ 70.114664][ T5074] ? __warn+0x172/0x4b0 [ 70.118830][ T5074] ? __pfx_panic+0x10/0x10 [ 70.123352][ T5074] __warn+0x31e/0x4b0 [ 70.127364][ T5074] ? __local_bh_enable_ip+0x1be/0x200 [ 70.132743][ T5074] report_bug+0x2b3/0x500 [ 70.137092][ T5074] ? __local_bh_enable_ip+0x1be/0x200 [ 70.142472][ T5074] handle_bug+0x3e/0x70 [ 70.146640][ T5074] exc_invalid_op+0x1a/0x50 [ 70.151154][ T5074] asm_exc_invalid_op+0x1a/0x20 [ 70.156019][ T5074] RIP: 0010:__local_bh_enable_ip+0x1be/0x200 [ 70.162006][ T5074] Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 9c e1 86 8f 80 e1 07 80 c1 03 38 [ 70.181705][ T5074] RSP: 0018:ffffc90003a2f000 EFLAGS: 00010046 [ 70.187789][ T5074] RAX: 0000000000000000 RBX: 1ffff92000745e04 RCX: 0000000000000000 [ 70.195760][ T5074] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff895fa99a [ 70.203734][ T5074] RBP: ffffc90003a2f0c0 R08: ffff8880221721eb R09: 1ffff1100442e43d [ 70.211705][ T5074] R10: dffffc0000000000 R11: ffffed100442e43e R12: dffffc0000000000 [ 70.219694][ T5074] R13: ffff88807b7dad80 R14: ffffc90003a2f040 R15: 0000000000000201 [ 70.227702][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 70.233003][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 70.238286][ T5074] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 70.244019][ T5074] ? sock_map_delete_elem+0xca/0x140 [ 70.249306][ T5074] ? do_raw_spin_unlock+0x13c/0x8b0 [ 70.254513][ T5074] ? __pfx___cant_migrate+0x10/0x10 [ 70.259730][ T5074] ? sock_map_delete_elem+0x97/0x140 [ 70.265040][ T5074] sock_map_delete_elem+0xca/0x140 [ 70.270159][ T5074] bpf_prog_8a405b5ced52e191+0x4a/0x4e [ 70.275625][ T5074] bpf_trace_run2+0x204/0x420 [ 70.280304][ T5074] ? bpf_trace_run2+0x114/0x420 [ 70.285153][ T5074] ? __pfx_bpf_trace_run2+0x10/0x10 [ 70.290350][ T5074] ? memcg_list_lru_alloc+0xbf1/0xd20 [ 70.295740][ T5074] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 70.301640][ T5074] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 70.307981][ T5074] ? memcg_list_lru_alloc+0xbf1/0xd20 [ 70.313362][ T5074] kfree+0x291/0x380 [ 70.317287][ T5074] memcg_list_lru_alloc+0xbf1/0xd20 [ 70.322523][ T5074] ? __pfx_memcg_list_lru_alloc+0x10/0x10 [ 70.328269][ T5074] __memcg_slab_pre_alloc_hook+0x254/0x2b0 [ 70.334086][ T5074] ? xas_create+0x10c1/0x16b0 [ 70.338767][ T5074] kmem_cache_alloc_lru+0x207/0x350 [ 70.343980][ T5074] xas_create+0x10c1/0x16b0 [ 70.348506][ T5074] xas_store+0xa3/0x1980 [ 70.352771][ T5074] ? xas_find_conflict+0x10d/0x8a0 [ 70.357906][ T5074] ? percpu_ref_put+0x19/0x180 [ 70.362680][ T5074] __filemap_add_folio+0xbe2/0x1ad0 [ 70.367904][ T5074] ? __pfx___filemap_add_folio+0x10/0x10 [ 70.373545][ T5074] ? __pfx_workingset_update_node+0x10/0x10 [ 70.379445][ T5074] ? folio_alloc+0x1b5/0x330 [ 70.384044][ T5074] ? filemap_alloc_folio+0xdf/0x500 [ 70.389269][ T5074] filemap_add_folio+0x11e/0x570 [ 70.394217][ T5074] ? __pfx_filemap_add_folio+0x10/0x10 [ 70.399693][ T5074] ? __pfx___might_resched+0x10/0x10 [ 70.404995][ T5074] __filemap_get_folio+0x4cd/0xbc0 [ 70.410114][ T5074] bdev_getblk+0x234/0x610 [ 70.414551][ T5074] ext4_getblk+0x338/0x850 [ 70.418974][ T5074] ? __pfx_ext4_getblk+0x10/0x10 [ 70.423913][ T5074] ? __pfx_ext4_initxattrs+0x10/0x10 [ 70.429206][ T5074] ? rcu_is_watching+0x15/0xb0 [ 70.433975][ T5074] ext4_bread+0x2e/0x180 [ 70.438226][ T5074] ext4_append+0x327/0x5c0 [ 70.442651][ T5074] ? __pfx_ext4_append+0x10/0x10 [ 70.447603][ T5074] ext4_init_new_dir+0x33e/0xa30 [ 70.452555][ T5074] ? __pfx_ext4_init_new_dir+0x10/0x10 [ 70.458029][ T5074] ext4_mkdir+0x4f7/0xcf0 [ 70.462382][ T5074] ? __pfx_ext4_mkdir+0x10/0x10 [ 70.467240][ T5074] ? bpf_lsm_inode_mkdir+0x9/0x10 [ 70.472263][ T5074] ? security_inode_mkdir+0xc2/0x110 [ 70.477579][ T5074] vfs_mkdir+0x2f9/0x4b0 [ 70.481831][ T5074] do_mkdirat+0x264/0x3a0 [ 70.486173][ T5074] ? __pfx_do_mkdirat+0x10/0x10 [ 70.491038][ T5074] ? getname_flags+0x1fe/0x4f0 [ 70.495818][ T5074] __x64_sys_mkdir+0x6e/0x80 [ 70.500416][ T5074] do_syscall_64+0xfb/0x240 [ 70.504930][ T5074] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 70.510832][ T5074] RIP: 0033:0x7f4cc40e5fb7 [ 70.515249][ T5074] Code: 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 70.534848][ T5074] RSP: 002b:00007ffe0b2336a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 70.543284][ T5074] RAX: ffffffffffffffda RBX: 0000000000010e4f RCX: 00007f4cc40e5fb7 [ 70.551262][ T5074] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffe0b233730 [ 70.559232][ T5074] RBP: 0000000000000016 R08: 0000000000000004 R09: 00007ffe0b233446 [ 70.567203][ T5074] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe0b2336d4 [ 70.575198][ T5074] R13: 00007ffe0b233730 R14: 000000000000000b R15: 431bde82d7b634db [ 70.583188][ T5074] [ 70.586399][ T5074] Kernel Offset: disabled [ 70.590898][ T5074] Rebooting in 86400 seconds..