./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor368588684 <...> Warning: Permanently added '10.128.0.6' (ECDSA) to the list of known hosts. execve("./syz-executor368588684", ["./syz-executor368588684"], 0x7ffc9234a510 /* 10 vars */) = 0 brk(NULL) = 0x55555684f000 brk(0x55555684fc40) = 0x55555684fc40 arch_prctl(ARCH_SET_FS, 0x55555684f300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x55555684f5d0) = 3603 set_robust_list(0x55555684f5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f6e2578ae20, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f6e2578b4f0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f6e2578aec0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f6e2578b4f0}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor368588684", 4096) = 27 brk(0x555556870c40) = 0x555556870c40 brk(0x555556871000) = 0x555556871000 mprotect(0x7f6e2584d000, 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, "+memory", 7) = 7 write(3, "+io", 3) = 3 write(3, "+pids", 5) = 5 close(3) = 0 mkdir("/syzcgroup/net", 0777) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net") = -1 EINVAL (Invalid argument) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "devices") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "blkio") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "freezer") = 0 umount2("/syzcgroup/net", 0) = 0 mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) syzkaller login: [ 48.705223][ T3603] cgroup: Unknown subsys name 'net' mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/net", "cgroup", 0, "net_prio,devices,blkio,freezer") = 0 chmod("/syzcgroup/net", 0777) = 0 mkdir("/syzcgroup/cpu", 0777) = 0 mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset") = 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, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) [ 48.876449][ T3603] cgroup: Unknown subsys name 'rlimit' mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = ? ERESTARTNOINTR (To be restarted) mount("none", "/syzcgroup/cpu", "cgroup", 0, "cpuset,cpuacct,hugetlb") = 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=0x55555684f5d0) = 3604 ./strace-static-x86_64: Process 3604 attached [pid 3603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3604] set_robust_list(0x55555684f5e0, 24) = 0 [pid 3603] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3605 [pid 3603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3604] getpid() = 3604 [pid 3604] mkdir("./syzkaller.uewsqK", 0700 [pid 3603] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3606 [pid 3603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555684f5d0) = 3607 [pid 3603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3604] <... mkdir resumed>) = 0 [pid 3604] chmod("./syzkaller.uewsqK", 0777 [pid 3603] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3608 [pid 3603] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3604] <... chmod resumed>) = 0 ./strace-static-x86_64: Process 3608 attached [pid 3604] chdir("./syzkaller.uewsqK" [pid 3608] set_robust_list(0x55555684f5e0, 24./strace-static-x86_64: Process 3609 attached ) = 0 [pid 3604] <... chdir resumed>) = 0 [pid 3603] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3609 [pid 3604] unshare(CLONE_NEWPID./strace-static-x86_64: Process 3607 attached ./strace-static-x86_64: Process 3606 attached [pid 3607] set_robust_list(0x55555684f5e0, 24 [pid 3606] set_robust_list(0x55555684f5e0, 24 [pid 3607] <... set_robust_list resumed>) = 0 [pid 3606] <... set_robust_list resumed>) = 0 [pid 3607] getpid( [pid 3604] <... unshare resumed>) = 0 [pid 3606] getpid() = 3606 [pid 3607] <... getpid resumed>) = 3607 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] getpid( [pid 3606] mkdir("./syzkaller.2ooiXT", 0700 [pid 3607] mkdir("./syzkaller.7x1alY", 0700 [pid 3606] <... mkdir resumed>) = 0 [pid 3604] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3610 [pid 3608] <... getpid resumed>) = 3608 [pid 3609] set_robust_list(0x55555684f5e0, 24./strace-static-x86_64: Process 3605 attached ./strace-static-x86_64: Process 3610 attached ) = 0 [pid 3608] mkdir("./syzkaller.BHtpZ2", 0700 [pid 3605] set_robust_list(0x55555684f5e0, 24) = 0 [pid 3605] getpid( [pid 3609] getpid( [pid 3610] set_robust_list(0x55555684f5e0, 24 [pid 3609] <... getpid resumed>) = 3609 [pid 3606] chmod("./syzkaller.2ooiXT", 0777 [pid 3608] <... mkdir resumed>) = 0 [pid 3605] <... getpid resumed>) = 3605 [pid 3605] mkdir("./syzkaller.szKYtN", 0700 [pid 3610] <... set_robust_list resumed>) = 0 [pid 3609] mkdir("./syzkaller.GPJUs5", 0700 [pid 3608] chmod("./syzkaller.BHtpZ2", 0777) = 0 [pid 3606] <... chmod resumed>) = 0 [pid 3609] <... mkdir resumed>) = 0 [pid 3608] chdir("./syzkaller.BHtpZ2" [pid 3606] chdir("./syzkaller.2ooiXT") = 0 [pid 3609] chmod("./syzkaller.GPJUs5", 0777 [pid 3608] <... chdir resumed>) = 0 [pid 3606] unshare(CLONE_NEWPID [pid 3610] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3609] <... chmod resumed>) = 0 [pid 3608] unshare(CLONE_NEWPID [pid 3606] <... unshare resumed>) = 0 [pid 3608] <... unshare resumed>) = 0 [pid 3606] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3608] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3609] chdir("./syzkaller.GPJUs5") = 0 [pid 3608] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3611 [pid 3607] <... mkdir resumed>) = 0 [pid 3609] unshare(CLONE_NEWPID) = 0 [pid 3607] chmod("./syzkaller.7x1alY", 0777 [pid 3609] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3607] <... chmod resumed>) = 0 [pid 3610] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3607] chdir("./syzkaller.7x1alY") = 0 [pid 3607] unshare(CLONE_NEWPID) = 0 [pid 3607] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3606] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3612 ./strace-static-x86_64: Process 3613 attached [pid 3610] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3609] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3613 [pid 3610] <... prctl resumed>) = 0 [pid 3605] <... mkdir resumed>) = 0 [pid 3605] chmod("./syzkaller.szKYtN", 0777 [pid 3613] set_robust_list(0x55555684f5e0, 24 [pid 3610] setsid( [pid 3605] <... chmod resumed>) = 0 [pid 3613] <... set_robust_list resumed>) = 0 [pid 3610] <... setsid resumed>) = 1 [pid 3605] chdir("./syzkaller.szKYtN" [pid 3610] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3605] <... chdir resumed>) = 0 [pid 3605] unshare(CLONE_NEWPID [pid 3610] <... prlimit64 resumed>NULL) = 0 [pid 3613] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3610] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3610] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3605] <... unshare resumed>) = 0 [pid 3610] <... prlimit64 resumed>NULL) = 0 [pid 3610] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3605] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3614 attached [pid 3613] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3610] <... prlimit64 resumed>NULL) = 0 [pid 3610] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] <... prlimit64 resumed>NULL) = 0 [pid 3610] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3607] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3614 [pid 3613] <... prctl resumed>) = 0 [pid 3610] <... prlimit64 resumed>NULL) = 0 [pid 3613] setsid( [pid 3610] unshare(CLONE_NEWNS./strace-static-x86_64: Process 3615 attached [pid 3614] set_robust_list(0x55555684f5e0, 24 [pid 3613] <... setsid resumed>) = 1 ./strace-static-x86_64: Process 3611 attached [pid 3613] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3611] set_robust_list(0x55555684f5e0, 24 [pid 3610] <... unshare resumed>) = 0 [pid 3610] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3605] <... clone resumed>, child_tidptr=0x55555684f5d0) = 3615 [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3611] <... set_robust_list resumed>) = 0 [pid 3610] <... mount resumed>) = 0 [pid 3613] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3610] unshare(CLONE_NEWIPC [pid 3611] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... unshare resumed>) = 0 ./strace-static-x86_64: Process 3612 attached [pid 3614] <... set_robust_list resumed>) = 0 [pid 3613] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3610] unshare(CLONE_NEWCGROUP [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... unshare resumed>) = 0 [pid 3613] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3610] unshare(CLONE_NEWUTS [pid 3614] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... unshare resumed>) = 0 [pid 3613] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3610] unshare(CLONE_SYSVSEM [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... unshare resumed>) = 0 [pid 3613] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3614] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3613] <... prlimit64 resumed>NULL) = 0 [pid 3612] set_robust_list(0x55555684f5e0, 24 [pid 3611] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3613] unshare(CLONE_NEWNS [pid 3612] <... set_robust_list resumed>) = 0 [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3611] <... prctl resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3614] <... prctl resumed>) = 0 [pid 3613] <... unshare resumed>) = 0 [pid 3612] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3611] setsid( [pid 3610] write(3, "16777216", 8 [pid 3614] setsid( [pid 3613] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3610] <... write resumed>) = 8 [pid 3613] <... mount resumed>) = 0 [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] <... setsid resumed>) = 1 [pid 3611] <... setsid resumed>) = 1 [pid 3610] close(3 [pid 3613] unshare(CLONE_NEWIPC [pid 3612] <... prctl resumed>) = 0 [pid 3614] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3611] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3610] <... close resumed>) = 0 [pid 3612] setsid( [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3612] <... setsid resumed>) = 1 [pid 3611] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3613] <... unshare resumed>) = 0 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3612] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3613] unshare(CLONE_NEWCGROUP [pid 3615] set_robust_list(0x55555684f5e0, 24 [pid 3614] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3612] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3615] <... set_robust_list resumed>) = 0 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... unshare resumed>) = 0 [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3610] write(3, "536870912", 9 [pid 3615] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 3614] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3613] unshare(CLONE_NEWUTS [pid 3612] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... write resumed>) = 9 [pid 3615] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... unshare resumed>) = 0 [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3610] close(3 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3614] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3613] unshare(CLONE_SYSVSEM [pid 3612] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3610] <... close resumed>) = 0 [pid 3615] <... prctl resumed>) = 0 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... unshare resumed>) = 0 [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3615] setsid( [pid 3614] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3612] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3611] <... prlimit64 resumed>NULL) = 0 [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] unshare(CLONE_NEWNS [pid 3610] <... openat resumed>) = 3 [pid 3615] <... setsid resumed>) = 1 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3612] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3611] <... unshare resumed>) = 0 [pid 3610] write(3, "1024", 4 [pid 3615] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 3614] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3613] write(3, "16777216", 8 [pid 3612] <... prlimit64 resumed>NULL) = 0 [pid 3611] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3610] <... write resumed>) = 4 [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... prlimit64 resumed>NULL) = 0 [pid 3613] <... write resumed>) = 8 [pid 3612] unshare(CLONE_NEWNS [pid 3611] <... mount resumed>) = 0 [pid 3610] close(3 [pid 3615] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 3614] unshare(CLONE_NEWNS [pid 3613] close(3 [pid 3612] <... unshare resumed>) = 0 [pid 3611] unshare(CLONE_NEWIPC [pid 3610] <... close resumed>) = 0 [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3612] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3611] <... unshare resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3615] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 3614] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3612] <... mount resumed>) = 0 [pid 3611] unshare(CLONE_NEWCGROUP [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... mount resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3612] unshare(CLONE_NEWIPC [pid 3611] <... unshare resumed>) = 0 [pid 3615] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 3614] unshare(CLONE_NEWIPC [pid 3613] write(3, "536870912", 9 [pid 3612] <... unshare resumed>) = 0 [pid 3611] unshare(CLONE_NEWUTS [pid 3610] <... openat resumed>) = 3 [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3613] <... write resumed>) = 9 [pid 3612] unshare(CLONE_NEWCGROUP [pid 3611] <... unshare resumed>) = 0 [pid 3610] write(3, "8192", 4 [pid 3615] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, [pid 3614] unshare(CLONE_NEWCGROUP [pid 3613] close(3 [pid 3612] <... unshare resumed>) = 0 [pid 3611] unshare(CLONE_SYSVSEM [pid 3610] <... write resumed>) = 4 [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3612] unshare(CLONE_NEWUTS [pid 3611] <... unshare resumed>) = 0 [pid 3610] close(3 [pid 3615] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 3614] unshare(CLONE_NEWUTS [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3612] <... unshare resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3615] <... prlimit64 resumed>NULL) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3612] unshare(CLONE_SYSVSEM [pid 3611] <... openat resumed>) = 3 [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3615] unshare(CLONE_NEWNS [pid 3614] unshare(CLONE_SYSVSEM [pid 3613] write(3, "1024", 4 [pid 3612] <... unshare resumed>) = 0 [pid 3611] write(3, "16777216", 8 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 8 [pid 3610] <... openat resumed>) = 3 [pid 3615] <... unshare resumed>) = 0 [pid 3614] <... unshare resumed>) = 0 [pid 3613] <... write resumed>) = 4 [pid 3612] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] write(3, "1024", 4 [pid 3615] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3613] close(3 [pid 3612] write(3, "16777216", 8 [pid 3611] <... close resumed>) = 0 [pid 3610] <... write resumed>) = 4 [pid 3615] <... mount resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... close resumed>) = 0 [pid 3612] <... write resumed>) = 8 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3610] close(3 [pid 3615] unshare(CLONE_NEWIPC [pid 3614] write(3, "16777216", 8 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... close resumed>) = 0 [pid 3615] <... unshare resumed>) = 0 [pid 3614] <... write resumed>) = 8 [pid 3612] <... close resumed>) = 0 [pid 3611] write(3, "536870912", 9 [pid 3613] <... openat resumed>) = 3 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 9 [pid 3615] unshare(CLONE_NEWCGROUP [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3615] <... unshare resumed>) = 0 [pid 3614] close(3 [pid 3613] write(3, "8192", 4 [pid 3612] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3615] unshare(CLONE_NEWUTS [pid 3612] write(3, "536870912", 9 [pid 3614] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3615] <... unshare resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3613] <... write resumed>) = 4 [pid 3612] <... write resumed>) = 9 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3610] write(3, "1024", 4 [pid 3615] unshare(CLONE_SYSVSEM [pid 3614] <... openat resumed>) = 3 [pid 3613] close(3 [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... write resumed>) = 4 [pid 3615] <... unshare resumed>) = 0 [pid 3614] write(3, "536870912", 9 [pid 3613] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3611] write(3, "1024", 4 [pid 3610] close(3 [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 9 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 4 [pid 3610] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3613] <... openat resumed>) = 3 [pid 3612] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3615] write(3, "16777216", 8 [pid 3614] <... close resumed>) = 0 [pid 3613] write(3, "1024", 4 [pid 3612] write(3, "1024", 4 [pid 3611] <... close resumed>) = 0 [pid 3612] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3615] <... write resumed>) = 8 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3613] <... write resumed>) = 4 [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3615] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3613] close(3 [pid 3612] <... close resumed>) = 0 [pid 3611] write(3, "8192", 4 [pid 3610] write(3, "1024 1048576 500 1024", 21 [pid 3615] <... close resumed>) = 0 [pid 3614] write(3, "1024", 4 [pid 3613] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 4 [pid 3610] <... write resumed>) = 21 [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 4 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] close(3 [pid 3615] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3613] <... openat resumed>) = 3 [pid 3612] write(3, "8192", 4 [pid 3611] <... close resumed>) = 0 [pid 3615] write(3, "536870912", 9 [pid 3614] <... close resumed>) = 0 [pid 3613] write(3, "1024", 4 [pid 3612] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3615] <... write resumed>) = 9 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3613] <... write resumed>) = 4 [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] getpid( [pid 3615] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3613] close(3 [pid 3612] <... close resumed>) = 0 [pid 3611] write(3, "1024", 4 [pid 3610] <... getpid resumed>) = 1 [pid 3615] <... close resumed>) = 0 [pid 3614] write(3, "8192", 4 [pid 3613] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 4 [pid 3610] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 4 [pid 3613] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3610] <... capget resumed>{effective=1<) = 3 [pid 3614] close(3 [pid 3613] <... openat resumed>) = 3 [pid 3612] write(3, "1024", 4 [pid 3611] <... close resumed>) = 0 [pid 3610] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3615] write(3, "1024", 4 [pid 3614] <... close resumed>) = 0 [pid 3613] write(3, "1024 1048576 500 1024", 21 [pid 3612] <... write resumed>) = 4 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3615] <... write resumed>) = 4 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3613] <... write resumed>) = 21 [pid 3612] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... capset resumed>) = 0 [pid 3615] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3613] close(3 [pid 3612] <... close resumed>) = 0 [pid 3611] write(3, "1024", 4 [pid 3610] unshare(CLONE_NEWNET [pid 3615] <... close resumed>) = 0 [pid 3614] write(3, "1024", 4 [pid 3613] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 4 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 4 [pid 3613] getpid( [pid 3612] <... openat resumed>) = 3 [pid 3611] <... openat resumed>) = 3 [pid 3615] <... openat resumed>) = 3 [pid 3614] close(3 [pid 3613] <... getpid resumed>) = 1 [pid 3612] write(3, "1024", 4 [pid 3611] write(3, "1024 1048576 500 1024", 21 [pid 3615] write(3, "8192", 4 [pid 3614] <... close resumed>) = 0 [pid 3613] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3612] <... write resumed>) = 4 [pid 3611] <... write resumed>) = 21 [pid 3615] <... write resumed>) = 4 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3613] <... capget resumed>{effective=1< [pid 3611] close(3 [pid 3615] close(3 [pid 3614] <... openat resumed>) = 3 [pid 3613] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3612] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] write(3, "1024", 4 [pid 3613] <... capset resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3611] getpid( [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 3614] <... write resumed>) = 4 [pid 3613] unshare(CLONE_NEWNET [pid 3612] <... openat resumed>) = 3 [pid 3611] <... getpid resumed>) = 1 [pid 3615] <... openat resumed>) = 3 [pid 3612] write(3, "1024 1048576 500 1024", 21 [pid 3611] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3615] write(3, "1024", 4 [pid 3614] close(3 [pid 3612] <... write resumed>) = 21 [pid 3615] <... write resumed>) = 4 [pid 3612] close(3 [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 3612] getpid( [pid 3615] <... openat resumed>) = 3 [pid 3614] <... openat resumed>) = 3 [pid 3612] <... getpid resumed>) = 1 [pid 3615] write(3, "1024", 4 [pid 3614] write(3, "1024 1048576 500 1024", 21 [pid 3612] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3615] <... write resumed>) = 4 [pid 3614] <... write resumed>) = 21 [pid 3612] <... capget resumed>{effective=1< [pid 3614] close(3 [pid 3612] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3615] <... close resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3615] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 3612] <... capset resumed>) = 0 [pid 3614] getpid( [pid 3615] <... openat resumed>) = 3 [pid 3614] <... getpid resumed>) = 1 [pid 3612] unshare(CLONE_NEWNET [pid 3615] write(3, "1024 1048576 500 1024", 21 [pid 3614] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 3615] <... write resumed>) = 21 [pid 3614] <... capget resumed>{effective=1< [pid 3614] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3615] <... close resumed>) = 0 [pid 3614] <... capset resumed>) = 0 [pid 3615] getpid( [pid 3614] unshare(CLONE_NEWNET [pid 3615] <... getpid resumed>) = 1 [pid 3615] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 3611] <... unshare resumed>) = 0 [pid 3611] mkdir("/dev/binderfs", 0777) = 0 [pid 3611] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 3611] getpid() = 1 [pid 3611] mkdir("/syzcgroup/unified/syz4", 0777) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/unified/syz4/pids.max", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "32", 2) = 2 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/unified/syz4/memory.low", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "312475648", 9) = 9 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/unified/syz4/memory.high", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "313524224", 9) = 9 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/unified/syz4/memory.max", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "314572800", 9) = 9 [pid 3611] close(3) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/unified/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1", 1) = 1 [pid 3611] close(3) = 0 [pid 3613] <... unshare resumed>) = 0 [pid 3613] mkdir("/dev/binderfs", 0777 [pid 3611] mkdir("/syzcgroup/cpu/syz4", 0777 [pid 3613] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3613] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3611] <... mkdir resumed>) = 0 [pid 3613] <... mount resumed>) = 0 [pid 3611] openat(AT_FDCWD, "/syzcgroup/cpu/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] getpid() = 1 [pid 3613] mkdir("/syzcgroup/unified/syz5", 0777 [pid 3611] write(3, "1", 1 [pid 3613] <... mkdir resumed>) = 0 [pid 3613] openat(AT_FDCWD, "/syzcgroup/unified/syz5/pids.max", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "32", 2) = 2 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/syzcgroup/unified/syz5/memory.low", O_WRONLY|O_CLOEXEC [pid 3611] <... write resumed>) = 1 [pid 3611] close(3 [pid 3613] <... openat resumed>) = 3 [pid 3613] write(3, "312475648", 9 [pid 3610] <... unshare resumed>) = 0 [pid 3613] <... write resumed>) = 9 [pid 3610] mkdir("/dev/binderfs", 0777 [pid 3613] close(3 [pid 3610] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3613] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3613] openat(AT_FDCWD, "/syzcgroup/unified/syz5/memory.high", O_WRONLY|O_CLOEXEC [pid 3611] mkdir("/syzcgroup/net/syz4", 0777 [pid 3610] <... mount resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3610] getpid( [pid 3613] write(3, "313524224", 9 [pid 3610] <... getpid resumed>) = 1 [pid 3613] <... write resumed>) = 9 [pid 3610] mkdir("/syzcgroup/unified/syz0", 0777 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/syzcgroup/unified/syz5/memory.max", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "314572800", 9) = 9 [pid 3613] close(3) = 0 [pid 3613] openat(AT_FDCWD, "/syzcgroup/unified/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1", 1 [pid 3612] <... unshare resumed>) = 0 [pid 3612] mkdir("/dev/binderfs", 0777 [pid 3614] <... unshare resumed>) = 0 [pid 3613] <... write resumed>) = 1 [pid 3612] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3611] <... mkdir resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3613] close(3) = 0 [pid 3613] mkdir("/syzcgroup/cpu/syz5", 0777 [pid 3614] mkdir("/dev/binderfs", 0777 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3611] openat(AT_FDCWD, "/syzcgroup/net/syz4/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3615] <... unshare resumed>) = 0 [pid 3613] openat(AT_FDCWD, "/syzcgroup/cpu/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3610] openat(AT_FDCWD, "/syzcgroup/unified/syz0/pids.max", O_WRONLY|O_CLOEXEC [pid 3611] <... openat resumed>) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3613] <... openat resumed>) = 3 [pid 3613] write(3, "1", 1) = 1 [pid 3610] write(3, "32", 2) = 2 [pid 3610] close(3) = 0 [pid 3613] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.low", O_WRONLY|O_CLOEXEC [pid 3613] mkdir("/syzcgroup/net/syz5", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3614] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3613] <... mkdir resumed>) = 0 [pid 3611] write(3, "1", 1 [pid 3615] mkdir("/dev/binderfs", 0777 [pid 3612] <... mount resumed>) = 0 [pid 3610] write(3, "312475648", 9 [pid 3611] <... write resumed>) = 1 [pid 3610] <... write resumed>) = 9 [pid 3610] close(3) = 0 [pid 3610] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.high", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] openat(AT_FDCWD, "/syzcgroup/net/syz5/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3610] write(3, "313524224", 9 [pid 3613] <... openat resumed>) = 3 [pid 3611] close(3 [pid 3614] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3610] <... write resumed>) = 9 [pid 3615] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 3612] getpid( [pid 3611] <... close resumed>) = 0 [pid 3613] write(3, "1", 1 [pid 3610] close(3 [pid 3613] <... write resumed>) = 1 [pid 3611] mkdir("./0", 0777 [pid 3610] <... close resumed>) = 0 [pid 3614] <... mount resumed>) = 0 [pid 3612] <... getpid resumed>) = 1 [pid 3613] close(3 [pid 3610] openat(AT_FDCWD, "/syzcgroup/unified/syz0/memory.max", O_WRONLY|O_CLOEXEC [pid 3613] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3613] mkdir("./0", 0777 [pid 3610] write(3, "314572800", 9 [pid 3614] getpid( [pid 3611] <... mkdir resumed>) = 0 [pid 3614] <... getpid resumed>) = 1 [pid 3612] mkdir("/syzcgroup/unified/syz2", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... write resumed>) = 9 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] close(3./strace-static-x86_64: Process 3616 attached [pid 3614] mkdir("/syzcgroup/unified/syz3", 0777 [pid 3610] <... close resumed>) = 0 [pid 3616] set_robust_list(0x55555684f5e0, 24 [pid 3610] openat(AT_FDCWD, "/syzcgroup/unified/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3616] <... set_robust_list resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 [pid 3610] <... openat resumed>) = 3 [pid 3616] chdir("./0" [pid 3610] write(3, "1", 1./strace-static-x86_64: Process 3617 attached [pid 3616] <... chdir resumed>) = 0 [pid 3616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3617] set_robust_list(0x55555684f5e0, 24 [pid 3616] setpgid(0, 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 [pid 3616] <... setpgid resumed>) = 0 [pid 3616] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3617] <... set_robust_list resumed>) = 0 [pid 3616] <... symlink resumed>) = 0 [pid 3617] chdir("./0" [pid 3616] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3617] <... chdir resumed>) = 0 [pid 3616] <... symlink resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3610] <... write resumed>) = 1 [pid 3617] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3616] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3610] close(3 [pid 3617] <... prctl resumed>) = 0 [pid 3616] <... symlink resumed>) = 0 [pid 3615] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 3614] <... mkdir resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/syzcgroup/unified/syz2/pids.max", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3617] setpgid(0, 0 [pid 3616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] mkdir("/syzcgroup/cpu/syz0", 0777 [pid 3617] <... setpgid resumed>) = 0 [pid 3616] <... openat resumed>) = 3 [pid 3615] <... mount resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/syzcgroup/unified/syz3/pids.max", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3617] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3616] write(3, "1000", 4 [pid 3615] getpid( [pid 3614] <... openat resumed>) = 3 [pid 3612] write(3, "32", 2 [pid 3610] <... mkdir resumed>) = 0 [pid 3617] <... symlink resumed>) = 0 [pid 3616] <... write resumed>) = 4 [pid 3615] <... getpid resumed>) = 1 [pid 3614] write(3, "32", 2 [pid 3612] <... write resumed>) = 2 [pid 3610] openat(AT_FDCWD, "/syzcgroup/cpu/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3617] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3616] close(3 [pid 3615] mkdir("/syzcgroup/unified/syz1", 0777 [pid 3614] <... write resumed>) = 2 [pid 3612] close(3 [pid 3617] <... symlink resumed>) = 0 [pid 3616] <... close resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] close(3 [pid 3612] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3617] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3616] symlink("/dev/binderfs", "./binderfs" [pid 3615] openat(AT_FDCWD, "/syzcgroup/unified/syz1/pids.max", O_WRONLY|O_CLOEXEC [pid 3614] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/syzcgroup/unified/syz2/memory.low", O_WRONLY|O_CLOEXEC [pid 3610] write(3, "1", 1 [pid 3617] <... symlink resumed>) = 0 [pid 3616] <... symlink resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3614] openat(AT_FDCWD, "/syzcgroup/unified/syz3/memory.low", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3617] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3616] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] write(3, "32", 2 [pid 3614] <... openat resumed>) = 3 [pid 3612] write(3, "312475648", 9 [pid 3610] <... write resumed>) = 1 [pid 3617] <... openat resumed>) = 3 [pid 3616] <... futex resumed>) = 0 [pid 3615] <... write resumed>) = 2 [pid 3614] write(3, "312475648", 9 [pid 3612] <... write resumed>) = 9 [pid 3610] close(3 [pid 3617] write(3, "1000", 4 [pid 3616] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] close(3 [pid 3614] <... write resumed>) = 9 [pid 3612] close(3 [pid 3610] <... close resumed>) = 0 [pid 3617] <... write resumed>) = 4 [pid 3616] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] <... close resumed>) = 0 [pid 3614] close(3 [pid 3612] <... close resumed>) = 0 [pid 3610] mkdir("/syzcgroup/net/syz0", 0777 [pid 3617] close(3 [pid 3616] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] openat(AT_FDCWD, "/syzcgroup/unified/syz1/memory.low", O_WRONLY|O_CLOEXEC [pid 3614] <... close resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/syzcgroup/unified/syz2/memory.high", O_WRONLY|O_CLOEXEC [pid 3615] <... openat resumed>) = 3 [pid 3615] write(3, "312475648", 9) = 9 [pid 3612] <... openat resumed>) = 3 [pid 3617] <... close resumed>) = 0 [pid 3616] <... mprotect resumed>) = 0 [pid 3615] close(3 [pid 3614] openat(AT_FDCWD, "/syzcgroup/unified/syz3/memory.high", O_WRONLY|O_CLOEXEC [pid 3612] write(3, "313524224", 9 [pid 3610] <... mkdir resumed>) = 0 [pid 3617] symlink("/dev/binderfs", "./binderfs" [pid 3616] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... close resumed>) = 0 [pid 3612] <... write resumed>) = 9 [pid 3610] openat(AT_FDCWD, "/syzcgroup/net/syz0/cgroup.procs", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3618 attached [pid 3617] <... symlink resumed>) = 0 [pid 3615] openat(AT_FDCWD, "/syzcgroup/unified/syz1/memory.high", O_WRONLY|O_CLOEXEC [pid 3614] <... openat resumed>) = 3 [pid 3612] close(3 [pid 3618] set_robust_list(0x7f6e2577a9e0, 24 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3610] <... openat resumed>) = 3 [pid 3618] <... set_robust_list resumed>) = 0 [pid 3617] <... futex resumed>) = 0 [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 3614] write(3, "313524224", 9 [pid 3612] <... close resumed>) = 0 [pid 3610] write(3, "1", 1 [pid 3618] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3617] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... futex resumed>) = 0 [pid 3615] write(3, "313524224", 9 [pid 3614] <... write resumed>) = 9 [pid 3612] openat(AT_FDCWD, "/syzcgroup/unified/syz2/memory.max", O_WRONLY|O_CLOEXEC [pid 3618] <... openat resumed>) = 3 [pid 3617] <... mmap resumed>) = 0x7f6e2575a000 [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... write resumed>) = 9 [pid 3614] close(3 [pid 3610] <... write resumed>) = 1 [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3618] <... futex resumed>) = 0 [pid 3617] <... mprotect resumed>) = 0 [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/syzcgroup/unified/syz3/memory.max", O_WRONLY|O_CLOEXEC [pid 3612] write(3, "314572800", 9 [pid 3618] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3617] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3616] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "/syzcgroup/unified/syz1/memory.max", O_WRONLY|O_CLOEXEC [pid 3610] <... close resumed>) = 0 [pid 3618] <... openat resumed>) = 4 [pid 3614] <... openat resumed>) = 3 [pid 3612] <... write resumed>) = 9 ./strace-static-x86_64: Process 3619 attached [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3614] write(3, "314572800", 9 [pid 3612] close(3 [pid 3610] mkdir("./0", 0777 [pid 3619] set_robust_list(0x7f6e2577a9e0, 24 [pid 3618] <... futex resumed>) = 0 [pid 3617] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] write(3, "314572800", 9 [pid 3614] <... write resumed>) = 9 [pid 3612] <... close resumed>) = 0 [pid 3619] <... set_robust_list resumed>) = 0 [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... write resumed>) = 9 [pid 3614] close(3 [pid 3612] openat(AT_FDCWD, "/syzcgroup/unified/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3610] <... mkdir resumed>) = 0 [pid 3619] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] <... futex resumed>) = 0 [pid 3616] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3619] <... openat resumed>) = 3 [pid 3618] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/syzcgroup/unified/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "/syzcgroup/unified/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3614] <... openat resumed>) = 3 [pid 3612] write(3, "1", 1 [pid 3615] <... openat resumed>) = 3 [pid 3614] write(3, "1", 1 [pid 3612] <... write resumed>) = 1 ./strace-static-x86_64: Process 3620 attached [pid 3615] write(3, "1", 1 [pid 3614] <... write resumed>) = 1 [pid 3612] close(3 [pid 3620] set_robust_list(0x55555684f5e0, 24) = 0 [pid 3615] <... write resumed>) = 1 [pid 3614] close(3 [pid 3612] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 [pid 3620] chdir("./0") = 0 [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3612] mkdir("/syzcgroup/cpu/syz2", 0777 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] mkdir("/syzcgroup/cpu/syz3", 0777 [pid 3620] setpgid(0, 0) = 0 [pid 3620] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3612] <... mkdir resumed>) = 0 [pid 3620] <... symlink resumed>) = 0 [pid 3619] <... futex resumed>) = 0 [pid 3617] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] mkdir("/syzcgroup/cpu/syz1", 0777 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] openat(AT_FDCWD, "/syzcgroup/cpu/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3620] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu") = 0 [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3615] <... mkdir resumed>) = 0 [pid 3614] openat(AT_FDCWD, "/syzcgroup/cpu/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3612] <... openat resumed>) = 3 [pid 3620] <... symlink resumed>) = 0 [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "/syzcgroup/cpu/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... openat resumed>) = 3 [pid 3620] <... openat resumed>) = 3 [pid 3619] <... futex resumed>) = 0 [pid 3618] <... write resumed>) = 61440 [pid 3617] <... futex resumed>) = 1 [pid 3615] <... openat resumed>) = 3 [pid 3614] write(3, "1", 1 [pid 3612] write(3, "1", 1 [pid 3620] write(3, "1000", 4 [pid 3619] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] write(3, "1", 1 [pid 3620] <... write resumed>) = 4 [pid 3619] <... openat resumed>) = 4 [pid 3618] <... futex resumed>) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3614] <... write resumed>) = 1 [pid 3612] <... write resumed>) = 1 [pid 3620] close(3 [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... write resumed>) = 1 [pid 3614] close(3 [pid 3612] close(3 [pid 3620] <... close resumed>) = 0 [pid 3619] <... futex resumed>) = 1 [pid 3618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] <... futex resumed>) = 0 [pid 3616] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3620] symlink("/dev/binderfs", "./binderfs" [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3614] mkdir("/syzcgroup/net/syz3", 0777 [pid 3612] mkdir("/syzcgroup/net/syz2", 0777 [pid 3620] <... symlink resumed>) = 0 [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... mmap resumed>) = 0x20000000 [pid 3617] <... futex resumed>) = 0 [pid 3615] mkdir("/syzcgroup/net/syz1", 0777 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... mkdir resumed>) = 0 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 1 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] <... mmap resumed>) = 0x7f6e2575a000 [pid 3612] <... mkdir resumed>) = 0 [pid 3620] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3620] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3619] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3614] openat(AT_FDCWD, "/syzcgroup/net/syz3/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3612] openat(AT_FDCWD, "/syzcgroup/net/syz2/cgroup.procs", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3621 attached [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "/syzcgroup/net/syz1/cgroup.procs", O_WRONLY|O_CLOEXEC [pid 3621] set_robust_list(0x7f6e2577a9e0, 24 [pid 3620] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3614] <... openat resumed>) = 3 [pid 3621] <... set_robust_list resumed>) = 0 [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... openat resumed>) = 3 [pid 3621] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 0 [pid 3616] <... futex resumed>) = 1 [pid 3615] <... openat resumed>) = 3 [pid 3614] write(3, "1", 1 [pid 3621] <... openat resumed>) = 3 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] write(3, "1", 1 [pid 3612] write(3, "1", 1 [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... socket resumed>) = 5 [pid 3614] <... write resumed>) = 1 [pid 3621] <... futex resumed>) = 0 [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... write resumed>) = 1 [pid 3614] close(3 [pid 3612] <... write resumed>) = 1 [pid 3621] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3620] <... futex resumed>) = 0 [pid 3618] <... futex resumed>) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3612] close(3 [pid 3621] <... openat resumed>) = 4 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./0", 0777 [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... write resumed>) = 61440 [pid 3618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... mkdir resumed>) = 0 [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = 1 [pid 3618] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3617] <... futex resumed>) = 0 [pid 3615] mkdir("./0", 0777 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] mkdir("./0", 0777 [pid 3620] <... futex resumed>) = 0 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... mkdir resumed>) = 0 [pid 3621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440./strace-static-x86_64: Process 3622 attached [pid 3615] <... mkdir resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3622] set_robust_list(0x55555684f5e0, 24 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 ./strace-static-x86_64: Process 3624 attached ./strace-static-x86_64: Process 3623 attached [pid 3622] <... set_robust_list resumed>) = 0 [pid 3621] <... write resumed>) = 61440 [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] set_robust_list(0x55555684f5e0, 24 [pid 3623] set_robust_list(0x55555684f5e0, 24 [pid 3622] chdir("./0" [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 2 [pid 3624] <... set_robust_list resumed>) = 0 [pid 3623] <... set_robust_list resumed>) = 0 [pid 3622] <... chdir resumed>) = 0 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3619] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] chdir("./0" [pid 3623] chdir("./0" [pid 3622] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3621] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] <... mmap resumed>) = 0x20000000 [pid 3619] <... mmap resumed>) = 0x20000000 [pid 3624] <... chdir resumed>) = 0 [pid 3623] <... chdir resumed>) = 0 [pid 3622] <... prctl resumed>) = 0 [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3624] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3622] setpgid(0, 0 [pid 3621] <... futex resumed>) = 0 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... prctl resumed>) = 0 [pid 3623] <... prctl resumed>) = 0 [pid 3622] <... setpgid resumed>) = 0 [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] <... futex resumed>) = 1 [pid 3617] <... futex resumed>) = 0 [pid 3624] setpgid(0, 0 [pid 3623] setpgid(0, 0 [pid 3622] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... setpgid resumed>) = 0 [pid 3623] <... setpgid resumed>) = 0 [pid 3622] <... symlink resumed>) = 0 [pid 3621] <... futex resumed>) = 0 [pid 3620] <... futex resumed>) = 1 [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 1 [pid 3617] <... futex resumed>) = 0 [pid 3616] <... futex resumed>) = 0 [pid 3624] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3623] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3622] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3621] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... symlink resumed>) = 0 [pid 3623] <... symlink resumed>) = 0 [pid 3622] <... symlink resumed>) = 0 [pid 3621] <... socket resumed>) = 5 [pid 3619] <... socket resumed>) = 5 [pid 3618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3623] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3622] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3618] socket(AF_XDP, SOCK_RAW, 0 [pid 3616] <... futex resumed>) = 0 [pid 3624] <... symlink resumed>) = 0 [pid 3623] <... symlink resumed>) = 0 [pid 3622] <... symlink resumed>) = 0 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3619] <... futex resumed>) = 1 [pid 3618] <... socket resumed>) = 6 [pid 3617] <... futex resumed>) = 0 [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3623] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... symlink resumed>) = 0 [pid 3623] <... symlink resumed>) = 0 [pid 3622] <... openat resumed>) = 3 [pid 3621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3620] <... futex resumed>) = 0 [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] <... futex resumed>) = 0 [pid 3617] <... futex resumed>) = 0 [pid 3616] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3622] write(3, "1000", 4 [pid 3621] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3618] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... futex resumed>) = 0 [pid 3624] <... openat resumed>) = 3 [pid 3623] <... openat resumed>) = 3 [pid 3622] <... write resumed>) = 4 [pid 3624] write(3, "1000", 4) = 4 [pid 3624] close(3) = 0 [pid 3624] symlink("/dev/binderfs", "./binderfs" [pid 3623] write(3, "1000", 4 [pid 3622] close(3 [pid 3618] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3616] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... symlink resumed>) = 0 [pid 3623] <... write resumed>) = 4 [pid 3622] <... close resumed>) = 0 [pid 3618] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] close(3 [pid 3622] symlink("/dev/binderfs", "./binderfs" [pid 3618] <... futex resumed>) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = 0 [pid 3623] <... close resumed>) = 0 [pid 3622] <... symlink resumed>) = 0 [pid 3618] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3616] close(3 [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3623] symlink("/dev/binderfs", "./binderfs" [pid 3622] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 3624] <... mmap resumed>) = 0x7f6e2575a000 [pid 3623] <... symlink resumed>) = 0 [pid 3622] <... futex resumed>) = 0 [pid 3616] close(4 [pid 3624] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3623] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3616] <... close resumed>) = 0 [pid 3624] <... mprotect resumed>) = 0 [pid 3623] <... futex resumed>) = 0 [pid 3622] <... mmap resumed>) = 0x7f6e2575a000 [pid 3616] close(5 [pid 3624] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3622] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3616] <... close resumed>) = 0 ./strace-static-x86_64: Process 3625 attached [pid 3623] <... mmap resumed>) = 0x7f6e2575a000 [pid 3622] <... mprotect resumed>) = 0 [pid 3616] close(6 [pid 3625] set_robust_list(0x7f6e2577a9e0, 24 [pid 3624] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3623] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3622] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3621] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) ./strace-static-x86_64: Process 3626 attached [pid 3625] <... set_robust_list resumed>) = 0 [pid 3624] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... mprotect resumed>) = 0 [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = 0 [pid 3626] set_robust_list(0x7f6e2577a9e0, 24 [pid 3625] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3624] <... futex resumed>) = 0 [pid 3623] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3622] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3619] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3616] close(7./strace-static-x86_64: Process 3627 attached [pid 3626] <... set_robust_list resumed>) = 0 [pid 3625] <... openat resumed>) = 3 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] set_robust_list(0x7f6e2577a9e0, 24 [pid 3626] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3625] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] <... clone resumed>, parent_tid=[3], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 3 [pid 3622] <... futex resumed>) = 0 [pid 3621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3620] <... futex resumed>) = 0 [pid 3619] <... futex resumed>) = 1 [pid 3617] <... futex resumed>) = 0 [pid 3616] close(8 [pid 3627] <... set_robust_list resumed>) = 0 [pid 3626] <... openat resumed>) = 3 [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] socket(AF_XDP, SOCK_RAW, 0 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3626] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3624] <... futex resumed>) = 0 [pid 3623] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] <... socket resumed>) = 6 [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] <... futex resumed>) = 0 [pid 3616] close(9 [pid 3627] <... openat resumed>) = 3 [pid 3626] <... futex resumed>) = 0 [pid 3625] <... openat resumed>) = 4 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] socket(AF_XDP, SOCK_RAW, 0 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3625] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3622] <... futex resumed>) = 0 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3619] <... socket resumed>) = 6 [pid 3616] close(10 [pid 3627] <... futex resumed>) = 0 [pid 3626] <... openat resumed>) = 4 [pid 3625] <... futex resumed>) = 0 [pid 3624] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3626] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3624] <... futex resumed>) = 0 [pid 3623] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3621] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3620] <... futex resumed>) = 0 [pid 3619] <... futex resumed>) = 1 [pid 3617] <... futex resumed>) = 0 [pid 3616] close(11 [pid 3627] <... openat resumed>) = 4 [pid 3626] <... futex resumed>) = 0 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3620] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3622] <... futex resumed>) = 0 [pid 3621] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3619] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] <... futex resumed>) = 0 [pid 3616] close(12 [pid 3627] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3627] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3623] <... futex resumed>) = 0 [pid 3621] <... futex resumed>) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3616] close(13 [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3620] close(3 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = 0 [pid 3616] close(14 [pid 3620] close(4 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = 0 [pid 3616] close(15 [pid 3620] close(5 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(16 [pid 3620] <... close resumed>) = 0 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] close(6 [pid 3616] close(17) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = 0 [pid 3616] close(18 [pid 3620] close(7) = -1 EBADF (Bad file descriptor) [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(19) = -1 EBADF (Bad file descriptor) [pid 3616] close(20 [pid 3620] close(8 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(21 [pid 3620] close(9 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(22 [pid 3620] close(10 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(23 [pid 3620] close(11 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(24 [pid 3620] close(12 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(25 [pid 3620] close(13 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(26 [pid 3620] close(14 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(27 [pid 3620] close(15 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(28 [pid 3620] close(16 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] close(29 [pid 3620] close(17 [pid 3616] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3616] exit_group(0 [pid 3620] close(18 [pid 3618] <... futex resumed>) = ? [pid 3616] <... exit_group resumed>) = ? [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3618] +++ exited with 0 +++ [pid 3616] +++ exited with 0 +++ [pid 3620] close(19 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3620] close(20 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] close(21) = -1 EBADF (Bad file descriptor) [pid 3620] close(22 [pid 3611] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3620] close(23 [pid 3611] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3620] close(24 [pid 3611] fstat(3, [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3620] close(25 [pid 3611] getdents64(3, [pid 3620] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3620] close(26) = -1 EBADF (Bad file descriptor) [pid 3620] close(27) = -1 EBADF (Bad file descriptor) [pid 3620] close(28) = -1 EBADF (Bad file descriptor) [pid 3620] close(29) = -1 EBADF (Bad file descriptor) [pid 3620] exit_group(0) = ? [pid 3621] <... futex resumed>) = ? [pid 3621] +++ exited with 0 +++ [pid 3620] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3624] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3610] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3624] <... mmap resumed>) = 0x7f6e25739000 [pid 3610] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3624] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3610] <... openat resumed>) = 3 [pid 3624] <... mprotect resumed>) = 0 [pid 3622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3617] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3610] fstat(3, [pid 3624] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3622] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3628 attached [pid 3623] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3610] getdents64(3, [pid 3628] set_robust_list(0x7f6e257599e0, 24 [pid 3624] <... clone resumed>, parent_tid=[4], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 4 [pid 3623] <... futex resumed>) = 0 [pid 3622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3628] <... set_robust_list resumed>) = 0 [pid 3624] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3622] <... mmap resumed>) = 0x7f6e25739000 [pid 3628] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3624] <... futex resumed>) = 0 [pid 3623] <... mmap resumed>) = 0x7f6e25739000 [pid 3622] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3624] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3622] <... mprotect resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3628] <... mmap resumed>) = 0x20000000 [pid 3623] <... mprotect resumed>) = 0 [pid 3622] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3619] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3611] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 3629 attached [pid 3628] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3630 attached [pid 3629] set_robust_list(0x7f6e257599e0, 24 [pid 3628] <... futex resumed>) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3622] <... clone resumed>, parent_tid=[4], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 4 [pid 3611] lstat("./0/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3630] set_robust_list(0x7f6e257599e0, 24 [pid 3629] <... set_robust_list resumed>) = 0 [pid 3628] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... clone resumed>, parent_tid=[4], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 4 [pid 3622] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./0/binderfs", [pid 3630] <... set_robust_list resumed>) = 0 [pid 3629] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3628] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3611] unlink("./0/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3630] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3628] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3624] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... futex resumed>) = 0 [pid 3622] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] unlink("./0/binderfs" [pid 3630] <... mmap resumed>) = 0x20000000 [pid 3629] <... mmap resumed>) = 0x20000000 [pid 3628] <... socket resumed>) = 5 [pid 3625] <... write resumed>) = 61440 [pid 3623] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3619] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3630] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3627] <... write resumed>) = 61440 [pid 3626] <... write resumed>) = 61440 [pid 3625] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3619] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3630] <... futex resumed>) = 0 [pid 3629] <... futex resumed>) = 1 [pid 3628] <... futex resumed>) = 1 [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3619] <... futex resumed>) = 0 [pid 3617] close(3 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3630] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3628] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] <... futex resumed>) = 0 [pid 3626] <... futex resumed>) = 0 [pid 3625] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3622] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3619] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] <... close resumed>) = 0 [pid 3611] lstat("./0/memory.events", [pid 3610] lstat("./0/memory.events", [pid 3627] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3626] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3625] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3624] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... futex resumed>) = 0 [pid 3617] close(4 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3627] <... socket resumed>) = 5 [pid 3626] <... socket resumed>) = 5 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... close resumed>) = 0 [pid 3611] unlink("./0/memory.events" [pid 3610] unlink("./0/memory.events" [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3617] close(5 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3627] <... futex resumed>) = 1 [pid 3626] <... futex resumed>) = 0 [pid 3623] <... futex resumed>) = 0 [pid 3622] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3627] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] <... futex resumed>) = 0 [pid 3622] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] lstat("./0/cgroup", [pid 3610] lstat("./0/cgroup", [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3617] <... close resumed>) = 0 [pid 3611] unlink("./0/cgroup" [pid 3610] unlink("./0/cgroup" [pid 3627] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3617] close(6 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3626] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3617] <... close resumed>) = 0 [pid 3611] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3617] close(7 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./0/cgroup.net", [pid 3610] lstat("./0/cgroup.net", [pid 3617] close(8 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./0/cgroup.net" [pid 3610] unlink("./0/cgroup.net" [pid 3617] close(9 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3617] close(10 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./0/cgroup.cpu", [pid 3610] lstat("./0/cgroup.cpu", [pid 3624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3617] close(11 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3625] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3624] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./0/cgroup.cpu" [pid 3610] unlink("./0/cgroup.cpu" [pid 3628] <... futex resumed>) = 0 [pid 3625] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... futex resumed>) = 1 [pid 3617] close(12 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3628] socket(AF_XDP, SOCK_RAW, 0 [pid 3624] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] getdents64(3, [pid 3610] getdents64(3, [pid 3628] <... socket resumed>) = 6 [pid 3625] <... futex resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3628] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3625] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3617] close(13 [pid 3611] close(3 [pid 3610] close(3 [pid 3628] <... futex resumed>) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... close resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3630] <... futex resumed>) = 0 [pid 3629] <... futex resumed>) = 0 [pid 3628] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 1 [pid 3622] <... futex resumed>) = 1 [pid 3617] close(14 [pid 3611] rmdir("./0" [pid 3610] rmdir("./0" [pid 3630] socket(AF_XDP, SOCK_RAW, 0 [pid 3629] socket(AF_XDP, SOCK_RAW, 0 [pid 3625] <... futex resumed>) = 0 [pid 3624] <... futex resumed>) = 1 [pid 3623] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3630] <... socket resumed>) = 6 [pid 3629] <... socket resumed>) = 6 [pid 3625] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3624] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] close(15 [pid 3611] mkdir("./1", 0777 [pid 3610] mkdir("./1", 0777 [pid 3629] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... mkdir resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3629] <... futex resumed>) = 1 [pid 3622] <... futex resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3632 attached ./strace-static-x86_64: Process 3631 attached [pid 3630] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3625] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3622] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] set_robust_list(0x55555684f5e0, 24 [pid 3631] set_robust_list(0x55555684f5e0, 24 [pid 3630] <... futex resumed>) = 1 [pid 3629] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3627] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3625] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... futex resumed>) = 0 [pid 3622] <... futex resumed>) = 0 [pid 3617] close(16 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 4 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 4 [pid 3632] <... set_robust_list resumed>) = 0 [pid 3631] <... set_robust_list resumed>) = 0 [pid 3630] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3626] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3625] <... futex resumed>) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3623] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] chdir("./1" [pid 3631] chdir("./1" [pid 3627] <... futex resumed>) = 0 [pid 3625] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3624] close(3 [pid 3623] <... futex resumed>) = 0 [pid 3617] close(17 [pid 3632] <... chdir resumed>) = 0 [pid 3631] <... chdir resumed>) = 0 [pid 3627] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3624] <... close resumed>) = 0 [pid 3623] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3626] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(4 [pid 3617] close(18 [pid 3632] <... prctl resumed>) = 0 [pid 3631] <... prctl resumed>) = 0 [pid 3627] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3624] <... close resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] setpgid(0, 0 [pid 3631] setpgid(0, 0 [pid 3627] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(5 [pid 3617] close(19 [pid 3632] <... setpgid resumed>) = 0 [pid 3631] <... setpgid resumed>) = 0 [pid 3627] <... futex resumed>) = 1 [pid 3623] <... futex resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3624] <... close resumed>) = 0 [pid 3632] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3627] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3617] close(20 [pid 3631] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3617] close(21) = -1 EBADF (Bad file descriptor) [pid 3617] close(22 [pid 3632] <... symlink resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3617] close(23) = -1 EBADF (Bad file descriptor) [pid 3631] <... symlink resumed>) = 0 [pid 3632] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3624] close(6 [pid 3617] close(24 [pid 3623] close(3 [pid 3631] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] <... symlink resumed>) = 0 [pid 3617] close(25 [pid 3624] <... close resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3617] close(26) = -1 EBADF (Bad file descriptor) [pid 3631] <... symlink resumed>) = 0 [pid 3617] close(27 [pid 3631] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3624] close(7 [pid 3623] <... close resumed>) = 0 [pid 3632] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... symlink resumed>) = 0 [pid 3617] close(28 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(4 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] <... symlink resumed>) = 0 [pid 3617] close(29 [pid 3624] close(8 [pid 3631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] <... close resumed>) = 0 [pid 3617] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3631] <... openat resumed>) = 3 [pid 3624] close(9 [pid 3617] exit_group(0 [pid 3623] close(5 [pid 3617] <... exit_group resumed>) = ? [pid 3632] <... openat resumed>) = 3 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3619] <... futex resumed>) = ? [pid 3623] <... close resumed>) = 0 [pid 3632] write(3, "1000", 4 [pid 3631] write(3, "1000", 4 [pid 3624] close(10 [pid 3626] <... futex resumed>) = 0 [pid 3626] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3629] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3629] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3629] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3619] +++ exited with 0 +++ [pid 3617] +++ exited with 0 +++ [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... write resumed>) = 4 [pid 3623] close(6 [pid 3624] close(11 [pid 3632] <... write resumed>) = 4 [pid 3631] close(3 [pid 3623] <... close resumed>) = 0 [pid 3631] <... close resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(7 [pid 3632] close(3 [pid 3631] symlink("/dev/binderfs", "./binderfs" [pid 3624] close(12 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3632] <... close resumed>) = 0 [pid 3631] <... symlink resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(8 [pid 3632] symlink("/dev/binderfs", "./binderfs" [pid 3631] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(13 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(3 [pid 3632] <... symlink resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(9 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 0 [pid 3624] close(14 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = 0 [pid 3632] <... futex resumed>) = 0 [pid 3631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(10 [pid 3622] close(4 [pid 3613] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3631] <... mmap resumed>) = 0x7f6e2575a000 [pid 3624] close(15 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3632] <... mmap resumed>) = 0x7f6e2575a000 [pid 3631] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(11 [pid 3622] close(5 [pid 3613] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3632] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3631] <... mprotect resumed>) = 0 [pid 3624] close(16 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3631] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3632] <... mprotect resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(12 [pid 3622] close(6 [pid 3613] fstat(3, ./strace-static-x86_64: Process 3633 attached [pid 3632] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3624] close(17 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3634 attached [pid 3633] set_robust_list(0x7f6e2577a9e0, 24 [pid 3631] <... clone resumed>, parent_tid=[5], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 5 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(13 [pid 3622] close(7 [pid 3613] getdents64(3, [pid 3634] set_robust_list(0x7f6e2577a9e0, 24 [pid 3633] <... set_robust_list resumed>) = 0 [pid 3632] <... clone resumed>, parent_tid=[5], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 5 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(18 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3634] <... set_robust_list resumed>) = 0 [pid 3633] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... futex resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(14 [pid 3622] close(8 [pid 3613] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3634] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3633] <... openat resumed>) = 3 [pid 3632] <... futex resumed>) = 0 [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] close(19 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... openat resumed>) = 3 [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(15 [pid 3622] close(9 [pid 3613] lstat("./0/binderfs", [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] <... futex resumed>) = 0 [pid 3624] close(20 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3634] <... futex resumed>) = 0 [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(16 [pid 3622] close(10 [pid 3613] unlink("./0/binderfs" [pid 3634] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3624] close(21 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3633] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] close(17 [pid 3613] <... unlink resumed>) = 0 [pid 3634] <... openat resumed>) = 4 [pid 3633] <... openat resumed>) = 4 [pid 3624] close(22 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(11 [pid 3613] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(18 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... futex resumed>) = 1 [pid 3633] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3624] close(23 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(12 [pid 3613] lstat("./0/memory.events", [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(19 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3624] close(24 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(13 [pid 3613] unlink("./0/memory.events" [pid 3634] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3633] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(20 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3624] close(25 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] close(14 [pid 3613] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(21 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3624] close(26 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3634] <... write resumed>) = 61440 [pid 3633] <... write resumed>) = 61440 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(22 [pid 3622] close(15 [pid 3613] lstat("./0/cgroup", [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(27 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3634] <... futex resumed>) = 1 [pid 3633] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(23 [pid 3622] close(16 [pid 3613] unlink("./0/cgroup" [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] close(28 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(24 [pid 3622] close(17 [pid 3613] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3634] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3633] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] close(29 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... mmap resumed>) = 0x20000000 [pid 3633] <... mmap resumed>) = 0x20000000 [pid 3624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3623] close(25 [pid 3622] close(18 [pid 3613] lstat("./0/cgroup.net", [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3624] exit_group(0 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3634] <... futex resumed>) = 1 [pid 3633] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3628] <... futex resumed>) = ? [pid 3625] <... futex resumed>) = ? [pid 3624] <... exit_group resumed>) = ? [pid 3623] close(26 [pid 3622] close(19 [pid 3613] unlink("./0/cgroup.net" [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3628] +++ exited with 0 +++ [pid 3625] +++ exited with 0 +++ [pid 3624] +++ exited with 0 +++ [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3623] close(27 [pid 3622] close(20 [pid 3613] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3634] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3633] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3634] <... socket resumed>) = 5 [pid 3633] <... socket resumed>) = 5 [pid 3623] close(28 [pid 3622] close(21 [pid 3615] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./0/cgroup.cpu", [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3634] <... futex resumed>) = 1 [pid 3633] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3623] close(29 [pid 3622] close(22 [pid 3615] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] unlink("./0/cgroup.cpu" [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3613] <... unlink resumed>) = 0 [pid 3634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 0 [pid 3623] exit_group(0 [pid 3622] close(23 [pid 3615] fstat(3, [pid 3613] getdents64(3, [pid 3634] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3633] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] <... futex resumed>) = ? [pid 3627] <... futex resumed>) = ? [pid 3623] <... exit_group resumed>) = ? [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3634] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3630] +++ exited with 0 +++ [pid 3634] <... futex resumed>) = 0 [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] +++ exited with 0 +++ [pid 3623] +++ exited with 0 +++ [pid 3622] close(24 [pid 3615] getdents64(3, [pid 3613] close(3 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... close resumed>) = 0 [pid 3622] close(25 [pid 3615] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] rmdir("./0" [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... rmdir resumed>) = 0 [pid 3622] close(26 [pid 3615] lstat("./0/binderfs", [pid 3613] mkdir("./1", 0777 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3622] close(27 [pid 3615] unlink("./0/binderfs" [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3635 attached [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] set_robust_list(0x55555684f5e0, 24 [pid 3634] <... futex resumed>) = 0 [pid 3632] <... futex resumed>) = 1 [pid 3622] close(28 [pid 3615] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 4 [pid 3612] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3635] <... set_robust_list resumed>) = 0 [pid 3634] socket(AF_XDP, SOCK_RAW, 0 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] chdir("./1" [pid 3634] <... socket resumed>) = 6 [pid 3622] close(29 [pid 3615] lstat("./0/memory.events", [pid 3612] <... openat resumed>) = 3 [pid 3635] <... chdir resumed>) = 0 [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] fstat(3, [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3634] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3622] exit_group(0 [pid 3615] unlink("./0/memory.events" [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3635] <... prctl resumed>) = 0 [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = ? [pid 3626] <... futex resumed>) = ? [pid 3622] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 3635] setpgid(0, 0 [pid 3634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] <... futex resumed>) = 0 [pid 3629] +++ exited with 0 +++ [pid 3626] +++ exited with 0 +++ [pid 3622] +++ exited with 0 +++ [pid 3615] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] getdents64(3, [pid 3635] <... setpgid resumed>) = 0 [pid 3634] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3632] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3634] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] lstat("./0/cgroup", [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3635] <... symlink resumed>) = 0 [pid 3634] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3612] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3635] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3634] <... futex resumed>) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3615] unlink("./0/cgroup" [pid 3614] <... restart_syscall resumed>) = 0 [pid 3635] <... symlink resumed>) = 0 [pid 3634] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] close(3 [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3632] <... close resumed>) = 0 [pid 3615] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./0/binderfs", [pid 3635] <... symlink resumed>) = 0 [pid 3632] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] <... close resumed>) = 0 [pid 3615] lstat("./0/cgroup.net", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3635] <... openat resumed>) = 3 [pid 3632] close(5 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] unlink("./0/binderfs" [pid 3635] write(3, "1000", 4 [pid 3632] <... close resumed>) = 0 [pid 3631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] unlink("./0/cgroup.net" [pid 3614] <... openat resumed>) = 3 [pid 3635] <... write resumed>) = 4 [pid 3632] close(6 [pid 3631] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] fstat(3, [pid 3612] <... unlink resumed>) = 0 [pid 3635] close(3 [pid 3632] <... close resumed>) = 0 [pid 3615] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3635] <... close resumed>) = 0 [pid 3633] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3632] close(7 [pid 3631] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3635] symlink("/dev/binderfs", "./binderfs" [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] lstat("./0/cgroup.cpu", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] <... symlink resumed>) = 0 [pid 3633] <... futex resumed>) = 0 [pid 3632] close(8 [pid 3631] <... mmap resumed>) = 0x7f6e25739000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3615] unlink("./0/cgroup.cpu" [pid 3614] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./0/memory.events", [pid 3635] <... futex resumed>) = 0 [pid 3632] close(9 [pid 3631] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] getdents64(3, [pid 3614] lstat("./0/binderfs", [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 3636 attached [pid 3635] <... mmap resumed>) = 0x7f6e2575a000 [pid 3632] close(10 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./0/memory.events" [pid 3636] set_robust_list(0x7f6e257599e0, 24 [pid 3635] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... clone resumed>, parent_tid=[6], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 6 [pid 3615] close(3 [pid 3614] unlink("./0/binderfs" [pid 3632] close(11 [pid 3631] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... futex resumed>) = 0 [pid 3615] rmdir("./0" [pid 3612] <... unlink resumed>) = 0 [pid 3636] <... set_robust_list resumed>) = 0 [pid 3635] <... mprotect resumed>) = 0 [pid 3632] close(12 [pid 3631] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3636] socket(AF_XDP, SOCK_RAW, 0 [pid 3635] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./1", 0777 [pid 3614] umount2("./0/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3637 attached [pid 3636] <... socket resumed>) = 6 [pid 3632] close(13 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3637] set_robust_list(0x7f6e2577a9e0, 24 [pid 3636] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3635] <... clone resumed>, parent_tid=[5], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 5 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] lstat("./0/memory.events", [pid 3612] lstat("./0/cgroup", ./strace-static-x86_64: Process 3638 attached [pid 3637] <... set_robust_list resumed>) = 0 [pid 3636] <... futex resumed>) = 1 [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] close(14 [pid 3631] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3638] set_robust_list(0x55555684f5e0, 24 [pid 3637] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3636] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] <... futex resumed>) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 5 [pid 3614] unlink("./0/memory.events" [pid 3612] unlink("./0/cgroup" [pid 3638] <... set_robust_list resumed>) = 0 [pid 3637] <... openat resumed>) = 3 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] <... futex resumed>) = 0 [pid 3632] close(15 [pid 3631] <... futex resumed>) = 1 [pid 3612] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3638] chdir("./1" [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./0/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3638] <... chdir resumed>) = 0 [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3633] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3632] close(16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./0/cgroup.net", [pid 3614] lstat("./0/cgroup", [pid 3638] <... prctl resumed>) = 0 [pid 3637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3635] <... futex resumed>) = 0 [pid 3633] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3632] close(17 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3638] setpgid(0, 0 [pid 3637] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./0/cgroup" [pid 3612] unlink("./0/cgroup.net" [pid 3638] <... setpgid resumed>) = 0 [pid 3637] <... openat resumed>) = 4 [pid 3633] <... futex resumed>) = 1 [pid 3632] close(18 [pid 3631] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3638] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(3 [pid 3614] umount2("./0/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3638] <... symlink resumed>) = 0 [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3632] close(19 [pid 3631] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3638] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(4 [pid 3614] lstat("./0/cgroup.net", [pid 3612] lstat("./0/cgroup.cpu", [pid 3638] <... symlink resumed>) = 0 [pid 3637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3635] <... futex resumed>) = 0 [pid 3632] close(20 [pid 3631] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3638] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3637] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(5 [pid 3614] unlink("./0/cgroup.net" [pid 3612] unlink("./0/cgroup.cpu" [pid 3638] <... symlink resumed>) = 0 [pid 3632] close(21 [pid 3631] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] close(6 [pid 3614] umount2("./0/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] getdents64(3, [pid 3632] close(22 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3632] close(23 [pid 3614] lstat("./0/cgroup.cpu", [pid 3612] <... close resumed>) = 0 [pid 3637] <... write resumed>) = 61440 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./0" [pid 3638] <... openat resumed>) = 3 [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] close(24 [pid 3631] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3638] write(3, "1000", 4 [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./0/cgroup.cpu" [pid 3612] mkdir("./1", 0777 [pid 3638] <... write resumed>) = 4 [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] close(25 [pid 3631] close(7 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3638] close(3 [pid 3637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3635] <... futex resumed>) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3639 attached [pid 3638] <... close resumed>) = 0 [pid 3637] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] close(26 [pid 3631] close(8 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3639] set_robust_list(0x55555684f5e0, 24 [pid 3638] symlink("/dev/binderfs", "./binderfs" [pid 3637] <... mmap resumed>) = 0x20000000 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 5 [pid 3639] <... set_robust_list resumed>) = 0 [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] close(27 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... close resumed>) = 0 [pid 3639] chdir("./1" [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./0" [pid 3639] <... chdir resumed>) = 0 [pid 3638] <... symlink resumed>) = 0 [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] close(28 [pid 3631] close(9 [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3635] <... futex resumed>) = 0 [pid 3639] <... prctl resumed>) = 0 [pid 3637] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3632] close(29 [pid 3639] setpgid(0, 0 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3632] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3639] <... setpgid resumed>) = 0 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] exit_group(0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3639] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3637] <... socket resumed>) = 5 [pid 3632] <... exit_group resumed>) = ? [pid 3634] <... futex resumed>) = ? [pid 3614] mkdir("./1", 0777 [pid 3639] <... symlink resumed>) = 0 [pid 3634] +++ exited with 0 +++ [pid 3639] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] +++ exited with 0 +++ [pid 3614] <... mkdir resumed>) = 0 [pid 3639] <... symlink resumed>) = 0 [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3639] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3638] <... futex resumed>) = 0 [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3635] <... futex resumed>) = 0 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] <... symlink resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3640 attached [pid 3639] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3640] set_robust_list(0x55555684f5e0, 24 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3637] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3631] close(10 [pid 3640] <... set_robust_list resumed>) = 0 [pid 3639] <... openat resumed>) = 3 [pid 3640] chdir("./1" [pid 3638] <... mmap resumed>) = 0x7f6e2575a000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3640] <... chdir resumed>) = 0 [pid 3639] write(3, "1000", 4 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 5 [pid 3610] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3640] setpgid(0, 0) = 0 [pid 3640] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3639] <... write resumed>) = 4 [pid 3638] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3631] close(11 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3640] <... symlink resumed>) = 0 [pid 3640] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu") = 0 [pid 3639] close(3 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... mprotect resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3640] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3639] <... close resumed>) = 0 [pid 3631] close(12 [pid 3640] <... symlink resumed>) = 0 [pid 3639] symlink("/dev/binderfs", "./binderfs" [pid 3638] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3610] <... openat resumed>) = 3 [pid 3640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 3641 attached ) = 3 [pid 3639] <... symlink resumed>) = 0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] fstat(3, [pid 3641] set_robust_list(0x7f6e2577a9e0, 24 [pid 3640] write(3, "1000", 4 [pid 3639] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... clone resumed>, parent_tid=[6], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 6 [pid 3631] close(13 [pid 3641] <... set_robust_list resumed>) = 0 [pid 3640] <... write resumed>) = 4 [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3641] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3640] close(3 [pid 3639] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3638] <... futex resumed>) = 0 [pid 3631] close(14 [pid 3610] getdents64(3, [pid 3641] <... openat resumed>) = 3 [pid 3640] <... close resumed>) = 0 [pid 3639] <... mmap resumed>) = 0x7f6e2575a000 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] symlink("/dev/binderfs", "./binderfs" [pid 3639] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] close(15 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3641] <... futex resumed>) = 0 [pid 3640] <... symlink resumed>) = 0 [pid 3639] <... mprotect resumed>) = 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3641] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3638] <... futex resumed>) = 0 [pid 3631] close(16 [pid 3641] <... openat resumed>) = 4 [pid 3640] <... futex resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3642 attached [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./1/binderfs", [pid 3642] set_robust_list(0x7f6e2577a9e0, 24 [pid 3641] <... futex resumed>) = 0 [pid 3640] <... mmap resumed>) = 0x7f6e2575a000 [pid 3639] <... clone resumed>, parent_tid=[6], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 6 [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] close(17 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3642] <... set_robust_list resumed>) = 0 [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./1/binderfs" [pid 3642] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... mprotect resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3631] close(18 [pid 3642] <... openat resumed>) = 3 [pid 3641] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3640] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3643 attached [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3631] close(19 [pid 3610] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3643] set_robust_list(0x7f6e2577a9e0, 24 [pid 3642] <... futex resumed>) = 0 [pid 3640] <... clone resumed>, parent_tid=[6], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 6 [pid 3643] <... set_robust_list resumed>) = 0 [pid 3642] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3643] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3642] <... openat resumed>) = 4 [pid 3640] <... futex resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3631] close(20 [pid 3643] <... openat resumed>) = 3 [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... write resumed>) = 61440 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./1/memory.events", [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 0 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3643] <... futex resumed>) = 0 [pid 3642] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] <... futex resumed>) = 1 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... futex resumed>) = 0 [pid 3631] close(21 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3643] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] <... futex resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./1/memory.events" [pid 3643] <... openat resumed>) = 4 [pid 3642] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] <... futex resumed>) = 0 [pid 3631] close(22 [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3641] <... mmap resumed>) = 0x20000000 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] close(23 [pid 3610] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3643] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3642] <... write resumed>) = 61440 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... futex resumed>) = 0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 1 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] <... futex resumed>) = 0 [pid 3631] close(24 [pid 3642] <... futex resumed>) = 1 [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3642] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... futex resumed>) = 0 [pid 3631] close(25 [pid 3610] lstat("./1/cgroup", [pid 3642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3641] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3635] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3643] <... write resumed>) = 61440 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3641] <... socket resumed>) = 5 [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3635] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] close(26 [pid 3610] unlink("./1/cgroup" [pid 3643] <... futex resumed>) = 1 [pid 3642] <... mmap resumed>) = 0x20000000 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... futex resumed>) = 0 [pid 3635] <... futex resumed>) = 0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3643] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 1 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... futex resumed>) = 0 [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3631] close(27 [pid 3610] <... unlink resumed>) = 0 [pid 3643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3642] <... futex resumed>) = 1 [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] <... futex resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3635] <... mmap resumed>) = 0x7f6e25739000 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3643] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3642] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... futex resumed>) = 0 [pid 3635] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3631] close(28 [pid 3643] <... mmap resumed>) = 0x20000000 [pid 3642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] <... futex resumed>) = 0 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3641] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3635] <... mprotect resumed>) = 0 [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3631] close(29 [pid 3610] lstat("./1/cgroup.net", [pid 3643] <... futex resumed>) = 1 [pid 3642] <... socket resumed>) = 5 [pid 3640] <... futex resumed>) = 0 [pid 3631] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3643] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3631] exit_group(0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3642] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3636] <... futex resumed>) = ? [pid 3633] <... futex resumed>) = ? [pid 3631] <... exit_group resumed>) = ? [pid 3610] unlink("./1/cgroup.net" [pid 3643] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3642] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] +++ exited with 0 +++ [pid 3643] <... socket resumed>) = 5 [pid 3642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3633] +++ exited with 0 +++ [pid 3639] <... futex resumed>) = 0 [pid 3631] +++ exited with 0 +++ [pid 3610] <... unlink resumed>) = 0 [pid 3643] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3642] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3640] <... futex resumed>) = 0 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3643] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./1/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./1/cgroup.cpu" [pid 3611] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3635] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] getdents64(3, ./strace-static-x86_64: Process 3644 attached [pid 3637] <... futex resumed>) = 0 [pid 3644] set_robust_list(0x7f6e257599e0, 24 [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] <... clone resumed>, parent_tid=[6], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 6 [pid 3611] <... openat resumed>) = 3 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3644] <... set_robust_list resumed>) = 0 [pid 3635] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] socket(AF_XDP, SOCK_RAW, 0 [pid 3635] <... futex resumed>) = 0 [pid 3611] fstat(3, [pid 3610] close(3 [pid 3644] <... socket resumed>) = 6 [pid 3635] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3644] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] <... close resumed>) = 0 [pid 3644] <... futex resumed>) = 0 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] getdents64(3, [pid 3635] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] rmdir("./1" [pid 3644] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3641] <... futex resumed>) = 1 [pid 3638] <... futex resumed>) = 0 [pid 3635] <... futex resumed>) = 1 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3637] <... futex resumed>) = 0 [pid 3641] socket(AF_XDP, SOCK_RAW, 0 [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3635] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... rmdir resumed>) = 0 [pid 3641] <... socket resumed>) = 6 [pid 3638] <... futex resumed>) = 0 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./2", 0777 [pid 3641] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3638] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3637] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] lstat("./1/binderfs", [pid 3641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] <... futex resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3641] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3638] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3637] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3643] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3642] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3641] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3637] <... futex resumed>) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3611] unlink("./1/binderfs" [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3645 attached [pid 3643] <... futex resumed>) = 1 [pid 3641] <... futex resumed>) = 1 [pid 3640] <... futex resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3645] set_robust_list(0x55555684f5e0, 24 [pid 3643] socket(AF_XDP, SOCK_RAW, 0 [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] close(3 [pid 3637] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3635] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 6 [pid 3645] <... set_robust_list resumed>) = 0 [pid 3643] <... socket resumed>) = 6 [pid 3640] <... futex resumed>) = 0 [pid 3638] <... close resumed>) = 0 [pid 3635] <... close resumed>) = 0 [pid 3611] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3645] chdir("./2" [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... futex resumed>) = 1 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] <... futex resumed>) = 0 [pid 3638] close(4 [pid 3635] close(4 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... chdir resumed>) = 0 [pid 3643] <... futex resumed>) = 0 [pid 3642] socket(AF_XDP, SOCK_RAW, 0 [pid 3640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] <... close resumed>) = 0 [pid 3635] <... close resumed>) = 0 [pid 3611] lstat("./1/memory.events", [pid 3645] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3643] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... futex resumed>) = 0 [pid 3638] close(5 [pid 3635] close(5 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3645] <... prctl resumed>) = 0 [pid 3643] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3642] <... socket resumed>) = 6 [pid 3640] <... futex resumed>) = 0 [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] <... close resumed>) = 0 [pid 3635] <... close resumed>) = 0 [pid 3611] unlink("./1/memory.events" [pid 3645] setpgid(0, 0 [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] close(6 [pid 3635] close(6 [pid 3645] <... setpgid resumed>) = 0 [pid 3643] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3638] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3645] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3643] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3642] <... futex resumed>) = 0 [pid 3639] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3638] close(7 [pid 3635] <... close resumed>) = 0 [pid 3611] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3645] <... symlink resumed>) = 0 [pid 3643] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... futex resumed>) = 0 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] close(7 [pid 3645] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3643] <... futex resumed>) = 1 [pid 3642] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3640] <... futex resumed>) = 0 [pid 3639] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3638] close(8 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... symlink resumed>) = 0 [pid 3643] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] close(3 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3642] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3640] <... close resumed>) = 0 [pid 3638] close(9 [pid 3635] close(8 [pid 3611] lstat("./1/cgroup", [pid 3645] <... symlink resumed>) = 0 [pid 3642] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(4 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3645] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3642] <... futex resumed>) = 1 [pid 3640] <... close resumed>) = 0 [pid 3639] <... futex resumed>) = 0 [pid 3638] close(10 [pid 3635] close(9 [pid 3611] unlink("./1/cgroup" [pid 3645] <... openat resumed>) = 3 [pid 3642] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] close(5 [pid 3639] close(3 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] write(3, "1000", 4 [pid 3640] <... close resumed>) = 0 [pid 3639] <... close resumed>) = 0 [pid 3638] close(11 [pid 3635] close(10 [pid 3611] <... unlink resumed>) = 0 [pid 3645] <... write resumed>) = 4 [pid 3640] close(6 [pid 3639] close(4 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3645] close(3 [pid 3640] <... close resumed>) = 0 [pid 3639] <... close resumed>) = 0 [pid 3638] close(12 [pid 3635] close(11 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... close resumed>) = 0 [pid 3640] close(7 [pid 3639] close(5 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./1/cgroup.net", [pid 3645] symlink("/dev/binderfs", "./binderfs" [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = 0 [pid 3638] close(13 [pid 3635] close(12 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3645] <... symlink resumed>) = 0 [pid 3640] close(8 [pid 3639] close(6 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./1/cgroup.net" [pid 3645] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = 0 [pid 3638] close(14 [pid 3635] close(13 [pid 3645] <... futex resumed>) = 0 [pid 3640] close(9 [pid 3639] close(7 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3645] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(15 [pid 3635] close(14 [pid 3611] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3645] <... mmap resumed>) = 0x7f6e2575a000 [pid 3640] close(10 [pid 3639] close(8 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(16 [pid 3635] close(15 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] <... mprotect resumed>) = 0 [pid 3640] close(11 [pid 3639] close(9 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./1/cgroup.cpu", [pid 3645] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(17 [pid 3635] close(16 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3646 attached [pid 3640] close(12 [pid 3639] close(10 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./1/cgroup.cpu" [pid 3646] set_robust_list(0x7f6e2577a9e0, 24 [pid 3645] <... clone resumed>, parent_tid=[7], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 7 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(18 [pid 3635] close(17 [pid 3646] <... set_robust_list resumed>) = 0 [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(13 [pid 3639] close(11 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3646] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(19 [pid 3635] close(18 [pid 3611] getdents64(3, [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] close(14 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3646] <... openat resumed>) = 3 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(12 [pid 3638] close(20 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(15 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(13 [pid 3638] close(21 [pid 3635] close(19 [pid 3611] <... close resumed>) = 0 [pid 3646] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(16 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] rmdir("./1" [pid 3646] <... openat resumed>) = 4 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(14 [pid 3638] close(22 [pid 3635] close(20 [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] close(17 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(23 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(18 [pid 3639] close(15 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] close(21 [pid 3611] mkdir("./2", 0777 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(24 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3646] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(19 [pid 3639] close(16 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] close(22 [pid 3611] <... mkdir resumed>) = 0 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(25 [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] close(20 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(26 [pid 3640] close(21 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(27 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3640] close(22 [pid 3639] close(17 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] close(23 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] close(28 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3640] close(23 [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3647 attached [pid 3646] <... write resumed>) = 61440 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(18 [pid 3638] close(29 [pid 3635] close(24 [pid 3647] set_robust_list(0x55555684f5e0, 24 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] close(24 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 7 [pid 3647] <... set_robust_list resumed>) = 0 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(19 [pid 3638] exit_group(0 [pid 3635] close(25 [pid 3647] chdir("./2" [pid 3646] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = ? [pid 3640] close(25 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] <... exit_group resumed>) = ? [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3647] <... chdir resumed>) = 0 [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] <... futex resumed>) = 0 [pid 3641] +++ exited with 0 +++ [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(20 [pid 3635] close(26 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3638] +++ exited with 0 +++ [pid 3640] close(26 [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(21 [pid 3635] close(27 [pid 3647] <... prctl resumed>) = 0 [pid 3646] <... mmap resumed>) = 0x20000000 [pid 3640] close(27 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3647] setpgid(0, 0 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(22 [pid 3635] close(28 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3647] <... setpgid resumed>) = 0 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3640] close(28 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... restart_syscall resumed>) = 0 [pid 3647] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3646] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(23 [pid 3635] close(29 [pid 3647] <... symlink resumed>) = 0 [pid 3646] <... socket resumed>) = 5 [pid 3645] <... futex resumed>) = 0 [pid 3640] close(29 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3635] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3647] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3640] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3639] close(24 [pid 3635] exit_group(0 [pid 3615] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3647] <... symlink resumed>) = 0 [pid 3646] <... futex resumed>) = 0 [pid 3645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] <... futex resumed>) = ? [pid 3640] exit_group(0 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3637] <... futex resumed>) = ? [pid 3635] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3646] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3644] +++ exited with 0 +++ [pid 3643] <... futex resumed>) = ? [pid 3640] <... exit_group resumed>) = ? [pid 3639] close(25 [pid 3637] +++ exited with 0 +++ [pid 3635] +++ exited with 0 +++ [pid 3615] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3647] <... symlink resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3615] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] getdents64(3, [pid 3613] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3646] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3645] <... futex resumed>) = 0 [pid 3643] +++ exited with 0 +++ [pid 3640] +++ exited with 0 +++ [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] <... openat resumed>) = 3 [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3647] write(3, "1000", 4 [pid 3639] close(26 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3646] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] <... openat resumed>) = 3 [pid 3647] <... write resumed>) = 4 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./1/binderfs", [pid 3614] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] fstat(3, [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] unlink("./1/binderfs" [pid 3614] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] getdents64(3, [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3615] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] fstat(3, [pid 3613] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] close(3 [pid 3639] close(27 [pid 3615] lstat("./1/memory.events", [pid 3614] getdents64(3, [pid 3613] lstat("./1/binderfs", [pid 3647] <... close resumed>) = 0 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3647] symlink("/dev/binderfs", "./binderfs" [pid 3639] close(28 [pid 3615] unlink("./1/memory.events" [pid 3614] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./1/binderfs" [pid 3647] <... symlink resumed>) = 0 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3647] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] close(29 [pid 3615] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./1/binderfs", [pid 3613] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3647] <... futex resumed>) = 0 [pid 3639] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3639] exit_group(0 [pid 3615] lstat("./1/cgroup", [pid 3614] unlink("./1/binderfs" [pid 3613] lstat("./1/memory.events", [pid 3647] <... mmap resumed>) = 0x7f6e2575a000 [pid 3642] <... futex resumed>) = ? [pid 3639] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3647] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3642] +++ exited with 0 +++ [pid 3639] +++ exited with 0 +++ [pid 3615] unlink("./1/cgroup" [pid 3614] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./1/memory.events" [pid 3647] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./1/memory.events", [pid 3613] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3647] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] lstat("./1/cgroup.net", [pid 3614] unlink("./1/memory.events" [pid 3613] lstat("./1/cgroup", ./strace-static-x86_64: Process 3648 attached [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3648] set_robust_list(0x7f6e2577a9e0, 24 [pid 3647] <... clone resumed>, parent_tid=[8], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 8 [pid 3615] unlink("./1/cgroup.net" [pid 3614] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./1/cgroup" [pid 3648] <... set_robust_list resumed>) = 0 [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3648] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3647] <... futex resumed>) = 0 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./1/cgroup", [pid 3613] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3648] <... openat resumed>) = 3 [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] lstat("./1/cgroup.cpu", [pid 3614] unlink("./1/cgroup" [pid 3613] lstat("./1/cgroup.net", [pid 3612] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3648] <... futex resumed>) = 0 [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] socket(AF_XDP, SOCK_RAW, 0 [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3648] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3647] <... futex resumed>) = 0 [pid 3615] unlink("./1/cgroup.cpu" [pid 3614] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./1/cgroup.net" [pid 3612] fstat(3, [pid 3648] <... openat resumed>) = 4 [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] <... socket resumed>) = 6 [pid 3645] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3614] lstat("./1/cgroup.net", [pid 3613] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] getdents64(3, [pid 3648] <... futex resumed>) = 0 [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] <... futex resumed>) = 0 [pid 3645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3648] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3647] <... futex resumed>) = 0 [pid 3645] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 3614] unlink("./1/cgroup.net" [pid 3613] lstat("./1/cgroup.cpu", [pid 3612] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3645] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3645] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./1" [pid 3614] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./1/cgroup.cpu" [pid 3612] lstat("./1/binderfs", [pid 3648] <... write resumed>) = 61440 [pid 3646] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... rmdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./2", 0777 [pid 3614] lstat("./1/cgroup.cpu", [pid 3613] getdents64(3, [pid 3612] unlink("./1/binderfs" [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3646] <... futex resumed>) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3646] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3645] close(3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] unlink("./1/cgroup.cpu" [pid 3613] close(3 [pid 3612] umount2("./1/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3649 attached [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3649] set_robust_list(0x55555684f5e0, 24 [pid 3648] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] close(4 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 7 [pid 3614] getdents64(3, [pid 3613] rmdir("./1" [pid 3612] lstat("./1/memory.events", [pid 3649] <... set_robust_list resumed>) = 0 [pid 3648] <... mmap resumed>) = 0x20000000 [pid 3645] <... close resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3649] chdir("./2" [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(5 [pid 3614] close(3 [pid 3613] mkdir("./2", 0777 [pid 3612] unlink("./1/memory.events" [pid 3649] <... chdir resumed>) = 0 [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3649] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(6 [pid 3614] rmdir("./1" [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] umount2("./1/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3650 attached [pid 3649] <... prctl resumed>) = 0 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3650] set_robust_list(0x55555684f5e0, 24 [pid 3649] setpgid(0, 0 [pid 3648] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] close(7 [pid 3614] mkdir("./2", 0777 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 7 [pid 3612] lstat("./1/cgroup", [pid 3650] <... set_robust_list resumed>) = 0 [pid 3649] <... setpgid resumed>) = 0 [pid 3648] <... socket resumed>) = 5 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3650] chdir("./2" [pid 3649] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(8 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] unlink("./1/cgroup"./strace-static-x86_64: Process 3651 attached [pid 3650] <... chdir resumed>) = 0 [pid 3649] <... symlink resumed>) = 0 [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3651] set_robust_list(0x55555684f5e0, 24 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3649] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(9 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 7 [pid 3612] umount2("./1/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3651] <... set_robust_list resumed>) = 0 [pid 3650] <... prctl resumed>) = 0 [pid 3649] <... symlink resumed>) = 0 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3651] chdir("./2" [pid 3650] setpgid(0, 0 [pid 3649] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] close(10 [pid 3612] lstat("./1/cgroup.net", [pid 3648] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3651] <... chdir resumed>) = 0 [pid 3650] <... setpgid resumed>) = 0 [pid 3649] <... symlink resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3650] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3649] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3645] close(11 [pid 3612] unlink("./1/cgroup.net" [pid 3651] <... prctl resumed>) = 0 [pid 3650] <... symlink resumed>) = 0 [pid 3649] <... openat resumed>) = 3 [pid 3648] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3651] setpgid(0, 0 [pid 3650] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3649] write(3, "1000", 4 [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(12 [pid 3612] umount2("./1/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3651] <... setpgid resumed>) = 0 [pid 3650] <... symlink resumed>) = 0 [pid 3649] <... write resumed>) = 4 [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3651] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3650] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3649] close(3 [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(13 [pid 3612] lstat("./1/cgroup.cpu", [pid 3651] <... symlink resumed>) = 0 [pid 3650] <... symlink resumed>) = 0 [pid 3649] <... close resumed>) = 0 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3651] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3649] symlink("/dev/binderfs", "./binderfs" [pid 3648] socket(AF_XDP, SOCK_RAW, 0 [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] close(14 [pid 3612] unlink("./1/cgroup.cpu" [pid 3651] <... symlink resumed>) = 0 [pid 3650] <... openat resumed>) = 3 [pid 3649] <... symlink resumed>) = 0 [pid 3648] <... socket resumed>) = 6 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3651] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3650] write(3, "1000", 4 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(15 [pid 3612] getdents64(3, [pid 3651] <... symlink resumed>) = 0 [pid 3650] <... write resumed>) = 4 [pid 3649] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3650] close(3 [pid 3649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] close(16 [pid 3612] close(3 [pid 3651] <... openat resumed>) = 3 [pid 3650] <... close resumed>) = 0 [pid 3649] <... mmap resumed>) = 0x7f6e2575a000 [pid 3648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... futex resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 3651] write(3, "1000", 4 [pid 3650] symlink("/dev/binderfs", "./binderfs" [pid 3649] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3647] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3645] close(17 [pid 3612] rmdir("./1" [pid 3651] <... write resumed>) = 4 [pid 3650] <... symlink resumed>) = 0 [pid 3649] <... mprotect resumed>) = 0 [pid 3648] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3651] close(3 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3648] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3645] close(18 [pid 3612] mkdir("./2", 0777./strace-static-x86_64: Process 3652 attached [pid 3651] <... close resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3648] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3652] set_robust_list(0x7f6e2577a9e0, 24 [pid 3651] symlink("/dev/binderfs", "./binderfs" [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3649] <... clone resumed>, parent_tid=[8], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 8 [pid 3648] <... futex resumed>) = 1 [pid 3647] <... futex resumed>) = 0 [pid 3645] close(19 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3653 attached [pid 3652] <... set_robust_list resumed>) = 0 [pid 3651] <... symlink resumed>) = 0 [pid 3650] <... mmap resumed>) = 0x7f6e2575a000 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] close(3 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3653] set_robust_list(0x55555684f5e0, 24 [pid 3652] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = 0 [pid 3645] close(20 [pid 3650] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 7 [pid 3653] <... set_robust_list resumed>) = 0 [pid 3652] <... openat resumed>) = 3 [pid 3651] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(4 [pid 3650] <... mprotect resumed>) = 0 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3653] chdir("./2" [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3650] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... close resumed>) = 0 [pid 3645] close(21./strace-static-x86_64: Process 3654 attached [pid 3653] <... chdir resumed>) = 0 [pid 3652] <... futex resumed>) = 0 [pid 3651] <... mmap resumed>) = 0x7f6e2575a000 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] close(5 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3654] set_robust_list(0x7f6e2577a9e0, 24 [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3652] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3651] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3650] <... clone resumed>, parent_tid=[8], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 8 [pid 3649] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = 0 [pid 3645] close(22 [pid 3654] <... set_robust_list resumed>) = 0 [pid 3653] <... prctl resumed>) = 0 [pid 3652] <... openat resumed>) = 4 [pid 3651] <... mprotect resumed>) = 0 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(6 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3653] setpgid(0, 0 [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3650] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = 0 [pid 3645] close(23./strace-static-x86_64: Process 3655 attached [pid 3654] <... openat resumed>) = 3 [pid 3653] <... setpgid resumed>) = 0 [pid 3652] <... futex resumed>) = 1 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... futex resumed>) = 0 [pid 3647] close(7 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] set_robust_list(0x7f6e2577a9e0, 24 [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3652] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3651] <... clone resumed>, parent_tid=[8], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 8 [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(24 [pid 3655] <... set_robust_list resumed>) = 0 [pid 3654] <... futex resumed>) = 0 [pid 3653] <... symlink resumed>) = 0 [pid 3649] <... futex resumed>) = 0 [pid 3647] close(8 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(25 [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] close(9 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3654] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(26 [pid 3655] <... openat resumed>) = 3 [pid 3654] <... openat resumed>) = 4 [pid 3653] <... symlink resumed>) = 0 [pid 3652] <... write resumed>) = 61440 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(10 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(27 [pid 3655] <... futex resumed>) = 0 [pid 3654] <... futex resumed>) = 0 [pid 3653] <... symlink resumed>) = 0 [pid 3652] <... futex resumed>) = 1 [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3647] close(11 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3654] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3652] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(28 [pid 3655] <... openat resumed>) = 4 [pid 3653] <... openat resumed>) = 3 [pid 3652] <... mmap resumed>) = 0x20000000 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] <... futex resumed>) = 0 [pid 3647] close(12 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] <... write resumed>) = 61440 [pid 3653] write(3, "1000", 4 [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] close(29 [pid 3655] <... futex resumed>) = 0 [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... write resumed>) = 4 [pid 3652] <... futex resumed>) = 0 [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] close(13 [pid 3645] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3654] <... futex resumed>) = 1 [pid 3653] close(3 [pid 3652] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3645] exit_group(0 [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] <... close resumed>) = 0 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3647] close(14 [pid 3646] <... futex resumed>) = ? [pid 3645] <... exit_group resumed>) = ? [pid 3655] <... write resumed>) = 61440 [pid 3654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] symlink("/dev/binderfs", "./binderfs" [pid 3652] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3646] +++ exited with 0 +++ [pid 3645] +++ exited with 0 +++ [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3653] <... symlink resumed>) = 0 [pid 3647] close(15 [pid 3655] <... futex resumed>) = 1 [pid 3652] <... socket resumed>) = 5 [pid 3651] <... futex resumed>) = 0 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] <... mmap resumed>) = 0x20000000 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] close(16 [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3649] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3654] <... futex resumed>) = 1 [pid 3653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3652] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] close(17 [pid 3655] <... mmap resumed>) = 0x20000000 [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] <... mmap resumed>) = 0x7f6e2575a000 [pid 3652] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3647] close(18 [pid 3655] <... futex resumed>) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3653] <... mprotect resumed>) = 0 [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] <... futex resumed>) = 0 [pid 3647] close(19 [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3652] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3651] <... futex resumed>) = 0 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3654] <... socket resumed>) = 5 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3656 attached [pid 3655] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(20 [pid 3655] <... socket resumed>) = 5 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] close(21 [pid 3655] <... futex resumed>) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] close(22 [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] <... futex resumed>) = 0 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(23 [pid 3655] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3656] set_robust_list(0x7f6e2577a9e0, 24 [pid 3654] <... futex resumed>) = 1 [pid 3653] <... clone resumed>, parent_tid=[8], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 8 [pid 3650] <... futex resumed>) = 0 [pid 3647] close(24 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3656] <... set_robust_list resumed>) = 0 [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3656] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] <... futex resumed>) = 0 [pid 3650] <... futex resumed>) = 0 [pid 3647] close(25 [pid 3610] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3647] close(26 [pid 3656] <... openat resumed>) = 3 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3647] close(27 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... openat resumed>) = 3 [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3647] close(28 [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] fstat(3, [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3656] <... futex resumed>) = 1 [pid 3654] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3653] <... futex resumed>) = 0 [pid 3647] close(29 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3647] exit_group(0 [pid 3610] getdents64(3, [pid 3656] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3653] <... futex resumed>) = 0 [pid 3648] <... futex resumed>) = ? [pid 3647] <... exit_group resumed>) = ? [pid 3656] <... openat resumed>) = 4 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] +++ exited with 0 +++ [pid 3647] +++ exited with 0 +++ [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3656] <... futex resumed>) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3610] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3656] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3655] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3653] <... futex resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3655] <... futex resumed>) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] lstat("./2/binderfs", [pid 3655] socket(AF_XDP, SOCK_RAW, 0 [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3655] <... socket resumed>) = 6 [pid 3651] <... futex resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] <... write resumed>) = 61440 [pid 3610] unlink("./2/binderfs" [pid 3655] <... futex resumed>) = 0 [pid 3651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3656] <... futex resumed>) = 1 [pid 3655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] <... futex resumed>) = 0 [pid 3651] <... futex resumed>) = 0 [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3655] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3610] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3649] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3655] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3653] <... futex resumed>) = 0 [pid 3652] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] <... openat resumed>) = 3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3656] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3655] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] fstat(3, [pid 3610] lstat("./2/memory.events", [pid 3656] <... mmap resumed>) = 0x20000000 [pid 3655] <... futex resumed>) = 1 [pid 3651] <... futex resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3655] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] close(3 [pid 3611] getdents64(3, [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3656] <... futex resumed>) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = 0 [pid 3649] <... futex resumed>) = 0 [pid 3656] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] close(4 [pid 3649] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] unlink("./2/memory.events" [pid 3656] <... socket resumed>) = 5 [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = 0 [pid 3649] <... mmap resumed>) = 0x7f6e25739000 [pid 3611] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] close(5 [pid 3649] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3656] <... futex resumed>) = 0 [pid 3653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3651] <... close resumed>) = 0 [pid 3649] <... mprotect resumed>) = 0 [pid 3611] lstat("./2/binderfs", [pid 3610] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] close(6 [pid 3649] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 3657 attached [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = 0 [pid 3611] unlink("./2/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] close(7 [pid 3649] <... clone resumed>, parent_tid=[9], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 9 [pid 3611] <... unlink resumed>) = 0 [pid 3657] set_robust_list(0x7f6e257599e0, 24 [pid 3656] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3649] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./2/cgroup", [pid 3657] <... set_robust_list resumed>) = 0 [pid 3651] close(8 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./2/memory.events", [pid 3651] close(9 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3657] socket(AF_XDP, SOCK_RAW, 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] <... futex resumed>) = 0 [pid 3611] unlink("./2/memory.events" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3657] <... socket resumed>) = 6 [pid 3651] close(10 [pid 3650] <... futex resumed>) = 0 [pid 3649] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 3610] unlink("./2/cgroup" [pid 3657] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3649] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3657] <... futex resumed>) = 0 [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] close(11 [pid 3650] <... mmap resumed>) = 0x7f6e25739000 [pid 3649] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3657] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3654] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3649] <... futex resumed>) = 1 [pid 3611] lstat("./2/cgroup", [pid 3610] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] close(12 [pid 3649] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./2/cgroup" [pid 3656] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3652] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3651] close(13 [pid 3650] <... mprotect resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3652] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./2/cgroup.net", ./strace-static-x86_64: Process 3658 attached [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] close(14 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3658] set_robust_list(0x7f6e257599e0, 24 [pid 3656] <... futex resumed>) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3652] <... futex resumed>) = 1 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... clone resumed>, parent_tid=[9], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 9 [pid 3649] <... futex resumed>) = 0 [pid 3611] lstat("./2/cgroup.net", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3658] <... set_robust_list resumed>) = 0 [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3652] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] close(15 [pid 3650] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] close(3 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./2/cgroup.net" [pid 3658] socket(AF_XDP, SOCK_RAW, 0 [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... futex resumed>) = 0 [pid 3649] <... close resumed>) = 0 [pid 3611] unlink("./2/cgroup.net" [pid 3658] <... socket resumed>) = 6 [pid 3656] socket(AF_XDP, SOCK_RAW, 0 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] close(16 [pid 3650] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] close(4 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3658] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3656] <... socket resumed>) = 6 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3649] <... close resumed>) = 0 [pid 3611] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3658] <... futex resumed>) = 0 [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] close(17 [pid 3650] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3649] close(5 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3658] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... futex resumed>) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... futex resumed>) = 1 [pid 3649] <... close resumed>) = 0 [pid 3611] lstat("./2/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3651] close(18 [pid 3654] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3650] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3649] close(6 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] lstat("./2/cgroup.cpu", [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3654] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = 0 [pid 3611] unlink("./2/cgroup.cpu" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3656] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3654] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] close(19 [pid 3649] close(7 [pid 3611] <... unlink resumed>) = 0 [pid 3610] unlink("./2/cgroup.cpu" [pid 3656] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3654] <... futex resumed>) = 1 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... futex resumed>) = 0 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3656] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3651] close(20 [pid 3650] close(3 [pid 3649] close(8 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3656] <... futex resumed>) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = 0 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3610] getdents64(3, [pid 3656] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] close(3 [pid 3651] close(21 [pid 3650] close(4 [pid 3649] close(9 [pid 3611] <... close resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3653] <... close resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = 0 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] rmdir("./2" [pid 3610] close(3 [pid 3653] close(4 [pid 3651] close(22 [pid 3650] close(5 [pid 3649] close(10 [pid 3611] <... rmdir resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 3653] <... close resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = 0 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./3", 0777 [pid 3610] rmdir("./2" [pid 3653] close(5 [pid 3651] close(23 [pid 3650] close(6 [pid 3649] close(11 [pid 3611] <... mkdir resumed>) = 0 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3659 attached [pid 3653] <... close resumed>) = 0 [pid 3651] close(24 [pid 3650] <... close resumed>) = 0 [pid 3649] close(12 [pid 3610] <... rmdir resumed>) = 0 [pid 3653] close(6 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] close(7 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 9 [pid 3659] set_robust_list(0x55555684f5e0, 24 [pid 3653] <... close resumed>) = 0 [pid 3651] close(25 [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] close(13 [pid 3610] mkdir("./3", 0777 [pid 3659] <... set_robust_list resumed>) = 0 [pid 3653] close(7 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] close(8 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] close(26 [pid 3649] close(14 [pid 3610] <... mkdir resumed>) = 0 [pid 3659] chdir("./3" [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3659] <... chdir resumed>) = 0 [pid 3653] close(8 [pid 3651] close(27 [pid 3650] close(9 [pid 3649] close(15 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] close(28 [pid 3649] close(16 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3660 attached [pid 3651] close(29 [pid 3649] close(17 [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] set_robust_list(0x55555684f5e0, 24 [pid 3659] <... prctl resumed>) = 0 [pid 3653] close(9 [pid 3651] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] close(10 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 8 [pid 3660] <... set_robust_list resumed>) = 0 [pid 3659] setpgid(0, 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] exit_group(0 [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] close(18 [pid 3660] chdir("./3" [pid 3659] <... setpgid resumed>) = 0 [pid 3655] <... futex resumed>) = ? [pid 3653] close(10 [pid 3651] <... exit_group resumed>) = ? [pid 3650] close(11 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] <... chdir resumed>) = 0 [pid 3659] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3655] +++ exited with 0 +++ [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3651] +++ exited with 0 +++ [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] close(19 [pid 3660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] <... prctl resumed>) = 0 [pid 3659] <... symlink resumed>) = 0 [pid 3653] close(11 [pid 3650] close(12 [pid 3649] close(20 [pid 3660] setpgid(0, 0 [pid 3659] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] <... setpgid resumed>) = 0 [pid 3649] close(21 [pid 3659] <... symlink resumed>) = 0 [pid 3660] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3659] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3653] close(12 [pid 3650] close(13 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3660] <... symlink resumed>) = 0 [pid 3659] <... symlink resumed>) = 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] close(22 [pid 3614] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3660] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3653] close(13 [pid 3650] close(14 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3660] <... symlink resumed>) = 0 [pid 3649] close(23 [pid 3660] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3659] <... openat resumed>) = 3 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3660] <... symlink resumed>) = 0 [pid 3659] write(3, "1000", 4 [pid 3653] close(14 [pid 3650] close(15 [pid 3649] close(24 [pid 3660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3659] <... write resumed>) = 4 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3660] <... openat resumed>) = 3 [pid 3659] close(3 [pid 3653] close(15 [pid 3650] close(16 [pid 3649] close(25 [pid 3614] fstat(3, [pid 3660] write(3, "1000", 4 [pid 3659] <... close resumed>) = 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3660] <... write resumed>) = 4 [pid 3659] symlink("/dev/binderfs", "./binderfs" [pid 3653] close(16 [pid 3650] close(17 [pid 3649] close(26 [pid 3614] getdents64(3, [pid 3660] close(3 [pid 3659] <... symlink resumed>) = 0 [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] <... close resumed>) = 0 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] close(17 [pid 3650] close(18 [pid 3649] close(27 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3660] symlink("/dev/binderfs", "./binderfs" [pid 3659] <... futex resumed>) = 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3660] <... symlink resumed>) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3653] close(18 [pid 3650] close(19 [pid 3649] close(28 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... mmap resumed>) = 0x7f6e2575a000 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3660] <... futex resumed>) = 0 [pid 3659] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3653] close(19 [pid 3650] close(20 [pid 3649] close(29 [pid 3614] lstat("./2/binderfs", [pid 3660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3659] <... mprotect resumed>) = 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3660] <... mmap resumed>) = 0x7f6e2575a000 [pid 3659] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3653] close(20 [pid 3650] close(21 [pid 3649] exit_group(0 [pid 3614] unlink("./2/binderfs"./strace-static-x86_64: Process 3661 attached [pid 3660] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3657] <... futex resumed>) = ? [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3652] <... futex resumed>) = ? [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3649] <... exit_group resumed>) = ? [pid 3614] <... unlink resumed>) = 0 [pid 3661] set_robust_list(0x7f6e2577a9e0, 24 [pid 3660] <... mprotect resumed>) = 0 [pid 3659] <... clone resumed>, parent_tid=[10], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 10 [pid 3657] +++ exited with 0 +++ [pid 3653] close(21 [pid 3652] +++ exited with 0 +++ [pid 3650] close(22 [pid 3649] +++ exited with 0 +++ [pid 3614] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3661] <... set_robust_list resumed>) = 0 [pid 3660] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3662 attached [pid 3661] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3659] <... futex resumed>) = 0 [pid 3653] close(22 [pid 3650] close(23 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3614] lstat("./2/memory.events", [pid 3662] set_robust_list(0x7f6e2577a9e0, 24 [pid 3661] <... openat resumed>) = 3 [pid 3660] <... clone resumed>, parent_tid=[9], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 9 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3662] <... set_robust_list resumed>) = 0 [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] close(23 [pid 3650] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./2/memory.events" [pid 3662] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3661] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3662] <... openat resumed>) = 3 [pid 3661] <... openat resumed>) = 4 [pid 3659] <... futex resumed>) = 0 [pid 3653] close(24 [pid 3650] close(25 [pid 3615] fstat(3, [pid 3614] <... unlink resumed>) = 0 [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3662] <... futex resumed>) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] close(25 [pid 3650] close(26 [pid 3615] getdents64(3, [pid 3662] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3662] <... openat resumed>) = 4 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3653] close(26 [pid 3615] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3650] close(27 [pid 3614] lstat("./2/cgroup", [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3662] <... futex resumed>) = 0 [pid 3660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] close(27 [pid 3650] close(28 [pid 3615] lstat("./2/binderfs", [pid 3614] unlink("./2/cgroup" [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3653] close(28 [pid 3661] <... write resumed>) = 61440 [pid 3650] close(29 [pid 3615] unlink("./2/binderfs" [pid 3614] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3662] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3661] <... futex resumed>) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3653] close(29 [pid 3650] exit_group(0 [pid 3615] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./2/cgroup.net", [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3658] <... futex resumed>) = ? [pid 3654] <... futex resumed>) = ? [pid 3653] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3650] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3662] <... write resumed>) = 61440 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... futex resumed>) = 0 [pid 3658] +++ exited with 0 +++ [pid 3654] +++ exited with 0 +++ [pid 3653] exit_group(0 [pid 3650] +++ exited with 0 +++ [pid 3615] lstat("./2/memory.events", [pid 3614] unlink("./2/cgroup.net" [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3656] <... futex resumed>) = ? [pid 3653] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3662] <... futex resumed>) = 1 [pid 3661] <... mmap resumed>) = 0x20000000 [pid 3660] <... futex resumed>) = 0 [pid 3656] +++ exited with 0 +++ [pid 3653] +++ exited with 0 +++ [pid 3615] unlink("./2/memory.events" [pid 3614] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3615] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./2/cgroup.cpu", [pid 3662] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3662] <... mmap resumed>) = 0x20000000 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... futex resumed>) = 0 [pid 3615] lstat("./2/cgroup", [pid 3614] unlink("./2/cgroup.cpu" [pid 3612] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3662] <... futex resumed>) = 1 [pid 3661] <... socket resumed>) = 5 [pid 3660] <... futex resumed>) = 0 [pid 3615] unlink("./2/cgroup" [pid 3614] getdents64(3, [pid 3612] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... openat resumed>) = 3 [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3661] <... futex resumed>) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = 0 [pid 3615] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] close(3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] fstat(3, [pid 3662] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... close resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3662] <... socket resumed>) = 5 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... futex resumed>) = 0 [pid 3615] lstat("./2/cgroup.net", [pid 3614] rmdir("./2" [pid 3613] <... openat resumed>) = 3 [pid 3612] getdents64(3, [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] fstat(3, [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3662] <... futex resumed>) = 1 [pid 3661] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3660] <... futex resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3615] unlink("./2/cgroup.net" [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./3", 0777 [pid 3613] getdents64(3, [pid 3612] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3662] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3661] <... futex resumed>) = 1 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] <... futex resumed>) = 0 [pid 3615] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... mkdir resumed>) = 0 [pid 3613] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./2/binderfs") = 0 [pid 3613] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./2/binderfs", [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] lstat("./2/cgroup.cpu", [pid 3613] lstat("./2/memory.events", ./strace-static-x86_64: Process 3663 attached [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] unlink("./2/binderfs" [pid 3663] set_robust_list(0x55555684f5e0, 24 [pid 3661] socket(AF_XDP, SOCK_RAW, 0 [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./2/cgroup.cpu" [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 9 [pid 3613] unlink("./2/memory.events" [pid 3663] <... set_robust_list resumed>) = 0 [pid 3661] <... socket resumed>) = 6 [pid 3659] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3663] chdir("./3" [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3613] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./2/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3663] <... chdir resumed>) = 0 [pid 3661] <... futex resumed>) = 0 [pid 3659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3663] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] close(3 [pid 3613] lstat("./2/cgroup", [pid 3612] lstat("./2/memory.events", [pid 3663] <... prctl resumed>) = 0 [pid 3661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3663] setpgid(0, 0 [pid 3661] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3659] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] rmdir("./2" [pid 3613] unlink("./2/cgroup" [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3663] <... setpgid resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] unlink("./2/memory.events" [pid 3663] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3661] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3663] <... symlink resumed>) = 0 [pid 3661] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./3", 0777 [pid 3613] lstat("./2/cgroup.net", [pid 3612] umount2("./2/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3663] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3661] <... futex resumed>) = 1 [pid 3659] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3663] <... symlink resumed>) = 0 [pid 3661] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] close(3 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] unlink("./2/cgroup.net" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3664 attached [pid 3663] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3659] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] lstat("./2/cgroup", [pid 3664] set_robust_list(0x55555684f5e0, 24 [pid 3663] <... symlink resumed>) = 0 [pid 3659] close(4 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 10 [pid 3613] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3664] <... set_robust_list resumed>) = 0 [pid 3663] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3659] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./2/cgroup" [pid 3664] chdir("./3" [pid 3613] lstat("./2/cgroup.cpu", [pid 3663] <... openat resumed>) = 3 [pid 3659] close(5 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3664] <... chdir resumed>) = 0 [pid 3663] write(3, "1000", 4 [pid 3659] <... close resumed>) = 0 [pid 3613] unlink("./2/cgroup.cpu" [pid 3612] umount2("./2/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3663] <... write resumed>) = 4 [pid 3659] close(6 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3664] <... prctl resumed>) = 0 [pid 3663] close(3 [pid 3659] <... close resumed>) = 0 [pid 3613] getdents64(3, [pid 3612] lstat("./2/cgroup.net", [pid 3664] setpgid(0, 0 [pid 3663] <... close resumed>) = 0 [pid 3659] close(7 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3664] <... setpgid resumed>) = 0 [pid 3663] symlink("/dev/binderfs", "./binderfs" [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 3662] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3612] unlink("./2/cgroup.net" [pid 3664] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3663] <... symlink resumed>) = 0 [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] close(8 [pid 3613] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3664] <... symlink resumed>) = 0 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./2" [pid 3612] umount2("./2/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3664] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] close(9 [pid 3664] <... symlink resumed>) = 0 [pid 3663] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3660] <... futex resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3664] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3663] <... mmap resumed>) = 0x7f6e2575a000 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] close(10 [pid 3613] mkdir("./3", 0777 [pid 3612] lstat("./2/cgroup.cpu", [pid 3664] <... symlink resumed>) = 0 [pid 3663] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3659] close(11 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] <... mprotect resumed>) = 0 [pid 3659] close(12 [pid 3612] unlink("./2/cgroup.cpu" [pid 3663] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3659] close(13 [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3665 attached [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3665] set_robust_list(0x7f6e2577a9e0, 24 [pid 3664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3663] <... clone resumed>, parent_tid=[10], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 10 [pid 3659] close(14 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3665] <... set_robust_list resumed>) = 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... openat resumed>) = 3 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3./strace-static-x86_64: Process 3666 attached [pid 3659] close(15 [pid 3612] <... close resumed>) = 0 [pid 3666] set_robust_list(0x55555684f5e0, 24 [pid 3664] write(3, "1000", 4 [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 10 [pid 3612] rmdir("./2" [pid 3662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3666] <... set_robust_list resumed>) = 0 [pid 3665] <... futex resumed>) = 0 [pid 3664] <... write resumed>) = 4 [pid 3663] <... futex resumed>) = 1 [pid 3659] close(16 [pid 3666] chdir("./3" [pid 3665] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3664] close(3 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3662] socket(AF_XDP, SOCK_RAW, 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3666] <... chdir resumed>) = 0 [pid 3665] <... openat resumed>) = 3 [pid 3664] <... close resumed>) = 0 [pid 3659] close(17 [pid 3612] mkdir("./3", 0777 [pid 3666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] symlink("/dev/binderfs", "./binderfs" [pid 3662] <... socket resumed>) = 6 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] <... prctl resumed>) = 0 [pid 3665] <... futex resumed>) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3666] setpgid(0, 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] close(18 [pid 3612] <... mkdir resumed>) = 0 [pid 3666] <... setpgid resumed>) = 0 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... symlink resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3666] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3665] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3662] <... futex resumed>) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3659] close(19./strace-static-x86_64: Process 3667 attached [pid 3666] <... symlink resumed>) = 0 [pid 3665] <... openat resumed>) = 4 [pid 3664] <... futex resumed>) = 0 [pid 3660] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3667] set_robust_list(0x55555684f5e0, 24 [pid 3666] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3659] close(20 [pid 3660] <... futex resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 9 [pid 3667] <... set_robust_list resumed>) = 0 [pid 3666] <... symlink resumed>) = 0 [pid 3665] <... futex resumed>) = 1 [pid 3664] <... mmap resumed>) = 0x7f6e2575a000 [pid 3663] <... futex resumed>) = 0 [pid 3662] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3660] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3667] chdir("./3" [pid 3666] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3659] close(21 [pid 3667] <... chdir resumed>) = 0 [pid 3666] <... symlink resumed>) = 0 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... mprotect resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3662] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3667] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3665] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3664] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3659] close(22 [pid 3667] <... prctl resumed>) = 0 [pid 3666] <... openat resumed>) = 3 [pid 3662] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3668 attached [pid 3667] setpgid(0, 0 [pid 3666] write(3, "1000", 4 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3660] <... futex resumed>) = 0 [pid 3668] set_robust_list(0x7f6e2577a9e0, 24 [pid 3667] <... setpgid resumed>) = 0 [pid 3666] <... write resumed>) = 4 [pid 3662] <... futex resumed>) = 1 [pid 3668] <... set_robust_list resumed>) = 0 [pid 3667] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3666] close(3 [pid 3664] <... clone resumed>, parent_tid=[11], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 11 [pid 3662] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3660] close(3 [pid 3659] close(23 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... symlink resumed>) = 0 [pid 3666] <... close resumed>) = 0 [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3666] symlink("/dev/binderfs", "./binderfs" [pid 3665] <... write resumed>) = 61440 [pid 3664] <... futex resumed>) = 0 [pid 3660] close(4 [pid 3659] close(24 [pid 3668] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3667] <... symlink resumed>) = 0 [pid 3666] <... symlink resumed>) = 0 [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] <... openat resumed>) = 3 [pid 3667] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3666] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(5 [pid 3659] close(25 [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... symlink resumed>) = 0 [pid 3666] <... futex resumed>) = 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] <... futex resumed>) = 1 [pid 3667] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(6 [pid 3659] close(26 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... openat resumed>) = 3 [pid 3666] <... mmap resumed>) = 0x7f6e2575a000 [pid 3665] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = 0 [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] write(3, "1000", 4 [pid 3666] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3665] <... mmap resumed>) = 0x20000000 [pid 3664] <... futex resumed>) = 0 [pid 3660] close(7 [pid 3659] close(27 [pid 3668] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3667] <... write resumed>) = 4 [pid 3666] <... mprotect resumed>) = 0 [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] <... openat resumed>) = 4 [pid 3667] close(3 [pid 3666] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3665] <... futex resumed>) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(8 [pid 3659] close(28./strace-static-x86_64: Process 3669 attached [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... close resumed>) = 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] set_robust_list(0x7f6e2577a9e0, 24 [pid 3668] <... futex resumed>) = 1 [pid 3667] symlink("/dev/binderfs", "./binderfs" [pid 3666] <... clone resumed>, parent_tid=[11], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 11 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(9 [pid 3659] close(29 [pid 3669] <... set_robust_list resumed>) = 0 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... symlink resumed>) = 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3665] <... socket resumed>) = 5 [pid 3664] <... futex resumed>) = 0 [pid 3660] close(10 [pid 3659] exit_group(0 [pid 3668] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3667] <... futex resumed>) = 0 [pid 3669] <... openat resumed>) = 3 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3665] <... futex resumed>) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3661] <... futex resumed>) = ? [pid 3660] close(11 [pid 3659] <... exit_group resumed>) = ? [pid 3669] <... futex resumed>) = 0 [pid 3667] <... mmap resumed>) = 0x7f6e2575a000 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3661] +++ exited with 0 +++ [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3668] <... write resumed>) = 61440 [pid 3667] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3666] <... futex resumed>) = 0 [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] <... futex resumed>) = 0 [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... mprotect resumed>) = 0 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3668] <... futex resumed>) = 1 [pid 3667] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3664] <... futex resumed>) = 0 [pid 3660] close(12 [pid 3659] +++ exited with 0 +++ ./strace-static-x86_64: Process 3670 attached [pid 3669] <... openat resumed>) = 4 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3670] set_robust_list(0x7f6e2577a9e0, 24 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... clone resumed>, parent_tid=[10], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 10 [pid 3665] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3664] <... futex resumed>) = 0 [pid 3660] close(13 [pid 3670] <... set_robust_list resumed>) = 0 [pid 3669] <... futex resumed>) = 1 [pid 3668] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3670] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] <... mmap resumed>) = 0x20000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3670] <... openat resumed>) = 3 [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = 1 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3660] close(14 [pid 3670] <... futex resumed>) = 0 [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3670] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 0 [pid 3611] fstat(3, [pid 3670] <... openat resumed>) = 4 [pid 3669] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3668] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] close(15 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... socket resumed>) = 5 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3670] <... futex resumed>) = 0 [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] close(16 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3670] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3668] <... futex resumed>) = 1 [pid 3667] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 0 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3669] <... write resumed>) = 61440 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] close(17 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./3/binderfs", [pid 3670] <... write resumed>) = 61440 [pid 3669] <... futex resumed>) = 1 [pid 3668] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3666] <... futex resumed>) = 0 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] close(18 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./3/binderfs" [pid 3670] <... futex resumed>) = 1 [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... futex resumed>) = 0 [pid 3666] <... futex resumed>) = 0 [pid 3660] close(19 [pid 3611] <... unlink resumed>) = 0 [pid 3670] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3670] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] lstat("./3/memory.events", [pid 3670] <... mmap resumed>) = 0x20000000 [pid 3669] <... mmap resumed>) = 0x20000000 [pid 3660] close(20 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./3/memory.events" [pid 3670] <... futex resumed>) = 1 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3665] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3670] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] <... futex resumed>) = 1 [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] close(21 [pid 3611] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... futex resumed>) = 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 1 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3670] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] <... futex resumed>) = 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] <... futex resumed>) = 0 [pid 3660] close(22 [pid 3611] lstat("./3/cgroup", [pid 3670] <... socket resumed>) = 5 [pid 3669] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3665] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... socket resumed>) = 5 [pid 3665] socket(AF_XDP, SOCK_RAW, 0 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(23 [pid 3611] unlink("./3/cgroup" [pid 3670] <... futex resumed>) = 1 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3665] <... socket resumed>) = 6 [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3670] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] <... futex resumed>) = 1 [pid 3668] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... futex resumed>) = 0 [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3660] close(24 [pid 3611] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 0 [pid 3663] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3670] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3668] <... futex resumed>) = 1 [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] <... futex resumed>) = 0 [pid 3665] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3664] <... futex resumed>) = 0 [pid 3663] <... futex resumed>) = 0 [pid 3660] close(25 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3669] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] socket(AF_XDP, SOCK_RAW, 0 [pid 3665] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] close(26 [pid 3611] lstat("./3/cgroup.net", [pid 3668] <... socket resumed>) = 6 [pid 3665] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... futex resumed>) = 0 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 1 [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... futex resumed>) = 0 [pid 3660] close(27 [pid 3611] unlink("./3/cgroup.net" [pid 3668] <... futex resumed>) = 0 [pid 3665] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3663] close(3 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... close resumed>) = 0 [pid 3660] close(28 [pid 3611] <... unlink resumed>) = 0 [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... futex resumed>) = 0 [pid 3663] close(4 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3664] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] <... close resumed>) = 0 [pid 3668] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3660] close(29 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3668] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3663] close(5 [pid 3660] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./3/cgroup.cpu", [pid 3668] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3663] <... close resumed>) = 0 [pid 3660] exit_group(0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3670] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3668] <... futex resumed>) = 1 [pid 3664] <... futex resumed>) = 0 [pid 3663] close(6 [pid 3662] <... futex resumed>) = ? [pid 3660] <... exit_group resumed>) = ? [pid 3611] unlink("./3/cgroup.cpu" [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3664] close(3 [pid 3663] <... close resumed>) = 0 [pid 3662] +++ exited with 0 +++ [pid 3660] +++ exited with 0 +++ [pid 3670] <... futex resumed>) = 1 [pid 3667] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = 0 [pid 3663] close(7 [pid 3611] <... unlink resumed>) = 0 [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] close(4 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3670] socket(AF_XDP, SOCK_RAW, 0 [pid 3611] getdents64(3, [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3670] <... socket resumed>) = 6 [pid 3667] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = 0 [pid 3663] close(8 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] close(5 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3670] <... futex resumed>) = 0 [pid 3667] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... close resumed>) = 0 [pid 3663] close(9 [pid 3611] <... close resumed>) = 0 [pid 3670] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] close(6 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] rmdir("./3" [pid 3670] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = 0 [pid 3663] close(10 [pid 3610] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3667] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] close(7 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3670] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(11 [pid 3611] mkdir("./4", 0777 [pid 3610] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3664] close(8 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] <... mkdir resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(12 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3670] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3610] fstat(3, [pid 3669] <... futex resumed>) = 1 [pid 3666] <... futex resumed>) = 0 [pid 3664] close(9 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3669] socket(AF_XDP, SOCK_RAW, 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] getdents64(3, ./strace-static-x86_64: Process 3671 attached [pid 3670] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3669] <... socket resumed>) = 6 [pid 3666] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(13 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3671] set_robust_list(0x55555684f5e0, 24 [pid 3670] <... futex resumed>) = 1 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... futex resumed>) = 0 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] close(10 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 11 [pid 3610] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3671] <... set_robust_list resumed>) = 0 [pid 3670] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3669] <... futex resumed>) = 0 [pid 3667] close(3 [pid 3666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(14 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] chdir("./4" [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... close resumed>) = 0 [pid 3666] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3664] close(11 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./3/binderfs", [pid 3671] <... chdir resumed>) = 0 [pid 3669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] close(4 [pid 3666] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(15 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3667] <... close resumed>) = 0 [pid 3666] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3664] close(12 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3669] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3610] unlink("./3/binderfs" [pid 3671] <... prctl resumed>) = 0 [pid 3669] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3667] close(5 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(16 [pid 3610] <... unlink resumed>) = 0 [pid 3671] setpgid(0, 0 [pid 3669] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... close resumed>) = 0 [pid 3664] close(13 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3671] <... setpgid resumed>) = 0 [pid 3669] <... futex resumed>) = 1 [pid 3667] close(6 [pid 3666] <... futex resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(17 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3669] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3667] <... close resumed>) = 0 [pid 3666] close(3 [pid 3664] close(14 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./3/memory.events", [pid 3671] <... symlink resumed>) = 0 [pid 3667] close(7 [pid 3666] <... close resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(18 [pid 3671] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(4 [pid 3664] close(15 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3671] <... symlink resumed>) = 0 [pid 3667] close(8 [pid 3666] <... close resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(19 [pid 3610] unlink("./3/memory.events" [pid 3671] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(5 [pid 3664] close(16 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3667] close(9 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(20 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(17 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3667] close(10 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(21 [pid 3610] <... unlink resumed>) = 0 [pid 3671] <... symlink resumed>) = 0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] <... close resumed>) = 0 [pid 3664] close(18 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3667] close(11 [pid 3666] close(6 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(22 [pid 3671] <... openat resumed>) = 3 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(19 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] write(3, "1000", 4 [pid 3667] close(12 [pid 3666] <... close resumed>) = 0 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(23 [pid 3610] lstat("./3/cgroup", [pid 3671] <... write resumed>) = 4 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(7 [pid 3664] close(20 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(3 [pid 3667] close(13 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(24 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3671] <... close resumed>) = 0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(8 [pid 3664] close(21 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./3/cgroup" [pid 3671] symlink("/dev/binderfs", "./binderfs" [pid 3667] close(14 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(25 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(22 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3671] <... symlink resumed>) = 0 [pid 3667] close(15 [pid 3666] close(9 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(26 [pid 3610] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3671] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(23 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] <... futex resumed>) = 0 [pid 3667] close(16 [pid 3666] close(10 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(27 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(24 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./3/cgroup.net", [pid 3671] <... mmap resumed>) = 0x7f6e2575a000 [pid 3667] close(17 [pid 3666] close(11 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(28 [pid 3671] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(25 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3671] <... mprotect resumed>) = 0 [pid 3667] close(18 [pid 3666] close(12 [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] close(29 [pid 3610] unlink("./3/cgroup.net" [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] close(26 [pid 3663] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3667] close(19 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] exit_group(0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(13 [pid 3665] <... futex resumed>) = ? [pid 3664] close(27 [pid 3663] <... exit_group resumed>) = ? [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3672 attached [pid 3667] close(20 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3665] +++ exited with 0 +++ [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3663] +++ exited with 0 +++ [pid 3610] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3672] set_robust_list(0x7f6e2577a9e0, 24 [pid 3671] <... clone resumed>, parent_tid=[12], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 12 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(14 [pid 3664] close(28 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3672] <... set_robust_list resumed>) = 0 [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] close(21 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./3/cgroup.cpu", [pid 3672] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3671] <... futex resumed>) = 0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(15 [pid 3664] close(29 [pid 3614] <... restart_syscall resumed>) = 0 [pid 3672] <... openat resumed>) = 3 [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] close(22 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(16 [pid 3664] exit_group(0 [pid 3610] unlink("./3/cgroup.cpu" [pid 3672] <... futex resumed>) = 0 [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3668] <... futex resumed>) = ? [pid 3667] close(23 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3664] <... exit_group resumed>) = ? [pid 3614] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3672] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3671] <... futex resumed>) = 0 [pid 3668] +++ exited with 0 +++ [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(17 [pid 3664] +++ exited with 0 +++ [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3672] <... openat resumed>) = 4 [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] close(24 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] getdents64(3, [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(18 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] <... openat resumed>) = 3 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3672] <... futex resumed>) = 0 [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3667] close(25 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3614] fstat(3, [pid 3610] close(3 [pid 3672] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3671] <... futex resumed>) = 0 [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(19 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3667] close(26 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3610] rmdir("./3" [pid 3667] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3666] close(20 [pid 3667] close(27) = -1 EBADF (Bad file descriptor) [pid 3667] close(28) = -1 EBADF (Bad file descriptor) [pid 3667] close(29) = -1 EBADF (Bad file descriptor) [pid 3667] exit_group(0 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 3670] <... futex resumed>) = ? [pid 3667] <... exit_group resumed>) = ? [pid 3672] <... write resumed>) = 61440 [pid 3670] +++ exited with 0 +++ [pid 3667] +++ exited with 0 +++ [pid 3666] close(21 [pid 3615] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] mkdir("./4", 0777 [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3672] <... futex resumed>) = 1 [pid 3672] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3610] <... mkdir resumed>) = 0 [pid 3666] close(22 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3671] <... futex resumed>) = 0 [pid 3666] close(23 [pid 3614] lstat("./3/binderfs", [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3673 attached [pid 3666] close(24 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3672] <... futex resumed>) = 0 [pid 3671] <... futex resumed>) = 1 [pid 3615] fstat(3, [pid 3614] unlink("./3/binderfs" [pid 3673] set_robust_list(0x55555684f5e0, 24 [pid 3672] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3673] <... set_robust_list resumed>) = 0 [pid 3672] <... mmap resumed>) = 0x20000000 [pid 3666] close(25 [pid 3615] getdents64(3, [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 10 [pid 3673] chdir("./4" [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3673] <... chdir resumed>) = 0 [pid 3672] <... futex resumed>) = 1 [pid 3671] <... futex resumed>) = 0 [pid 3666] close(26 [pid 3615] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3673] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3672] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./3/memory.events", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3673] <... prctl resumed>) = 0 [pid 3672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3671] <... futex resumed>) = 0 [pid 3666] close(27 [pid 3615] lstat("./3/binderfs", [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3673] setpgid(0, 0 [pid 3672] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./3/memory.events" [pid 3673] <... setpgid resumed>) = 0 [pid 3672] <... socket resumed>) = 5 [pid 3666] close(28 [pid 3615] unlink("./3/binderfs" [pid 3612] <... openat resumed>) = 3 [pid 3673] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... symlink resumed>) = 0 [pid 3672] <... futex resumed>) = 1 [pid 3671] <... futex resumed>) = 0 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] fstat(3, [pid 3673] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3672] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] close(29 [pid 3615] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3673] <... symlink resumed>) = 0 [pid 3672] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3671] <... futex resumed>) = 0 [pid 3666] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3673] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] exit_group(0 [pid 3615] lstat("./3/memory.events", [pid 3614] lstat("./3/cgroup", [pid 3612] getdents64(3, [pid 3673] <... symlink resumed>) = 0 [pid 3672] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3669] <... futex resumed>) = ? [pid 3666] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3673] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3673] <... openat resumed>) = 3 [pid 3673] write(3, "1000", 4) = 4 [pid 3673] close(3) = 0 [pid 3673] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3669] +++ exited with 0 +++ [pid 3666] +++ exited with 0 +++ [pid 3615] unlink("./3/memory.events" [pid 3614] unlink("./3/cgroup" [pid 3673] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3673] <... futex resumed>) = 0 [pid 3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3612] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3673] <... mmap resumed>) = 0x7f6e2575a000 [pid 3614] <... unlink resumed>) = 0 [pid 3613] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3673] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3673] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3673] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... openat resumed>) = 3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3674 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] fstat(3, [pid 3612] lstat("./3/binderfs", [pid 3674] set_robust_list(0x7f6e2577a9e0, 24 [pid 3673] <... clone resumed>, parent_tid=[11], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 11 [pid 3615] lstat("./3/cgroup", [pid 3614] lstat("./3/cgroup.net", [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3674] <... set_robust_list resumed>) = 0 [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3674] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3673] <... futex resumed>) = 0 [pid 3615] unlink("./3/cgroup" [pid 3614] unlink("./3/cgroup.net" [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] unlink("./3/binderfs" [pid 3674] <... openat resumed>) = 3 [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3613] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./3/binderfs", [pid 3612] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3674] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3673] <... futex resumed>) = 0 [pid 3615] lstat("./3/cgroup.net", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3674] <... openat resumed>) = 4 [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./3/cgroup.cpu", [pid 3613] unlink("./3/binderfs" [pid 3612] lstat("./3/memory.events", [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] unlink("./3/cgroup.net" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] unlink("./3/cgroup.cpu" [pid 3613] umount2("./3/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3674] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3673] <... futex resumed>) = 0 [pid 3615] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3613] lstat("./3/memory.events", [pid 3612] unlink("./3/memory.events" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3674] <... write resumed>) = 61440 [pid 3615] lstat("./3/cgroup.cpu", [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] unlink("./3/memory.events" [pid 3612] <... unlink resumed>) = 0 [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] close(3 [pid 3613] <... unlink resumed>) = 0 [pid 3612] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3674] <... futex resumed>) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3615] unlink("./3/cgroup.cpu" [pid 3614] <... close resumed>) = 0 [pid 3613] umount2("./3/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3674] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] rmdir("./3" [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./3/cgroup", [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3613] lstat("./3/cgroup", [pid 3674] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3674] <... mmap resumed>) = 0x20000000 [pid 3615] close(3 [pid 3614] mkdir("./4", 0777 [pid 3613] unlink("./3/cgroup" [pid 3612] unlink("./3/cgroup" [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... close resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3674] <... futex resumed>) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3615] rmdir("./3" [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3674] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3613] lstat("./3/cgroup.net", [pid 3612] umount2("./3/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3674] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3675 attached [pid 3674] <... socket resumed>) = 5 [pid 3615] mkdir("./4", 0777 [pid 3613] unlink("./3/cgroup.net" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3675] set_robust_list(0x55555684f5e0, 24 [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 11 [pid 3612] lstat("./3/cgroup.net", [pid 3675] <... set_robust_list resumed>) = 0 [pid 3674] <... futex resumed>) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3675] chdir("./4" [pid 3674] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3676 attached [pid 3675] <... chdir resumed>) = 0 [pid 3674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... futex resumed>) = 0 [pid 3613] lstat("./3/cgroup.cpu", [pid 3612] unlink("./3/cgroup.net" [pid 3676] set_robust_list(0x55555684f5e0, 24 [pid 3675] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 12 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3676] <... set_robust_list resumed>) = 0 [pid 3675] <... prctl resumed>) = 0 [pid 3674] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] unlink("./3/cgroup.cpu" [pid 3612] <... unlink resumed>) = 0 [pid 3676] chdir("./4" [pid 3675] setpgid(0, 0 [pid 3613] <... unlink resumed>) = 0 [pid 3676] <... chdir resumed>) = 0 [pid 3675] <... setpgid resumed>) = 0 [pid 3613] getdents64(3, [pid 3676] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3675] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3676] <... prctl resumed>) = 0 [pid 3675] <... symlink resumed>) = 0 [pid 3613] close(3 [pid 3676] setpgid(0, 0 [pid 3675] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3613] <... close resumed>) = 0 [pid 3676] <... setpgid resumed>) = 0 [pid 3675] <... symlink resumed>) = 0 [pid 3613] rmdir("./3" [pid 3676] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3675] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] <... rmdir resumed>) = 0 [pid 3612] umount2("./3/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3676] <... symlink resumed>) = 0 [pid 3675] <... symlink resumed>) = 0 [pid 3613] mkdir("./4", 0777 [pid 3676] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3675] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3671] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3676] <... symlink resumed>) = 0 [pid 3675] <... openat resumed>) = 3 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./3/cgroup.cpu", ./strace-static-x86_64: Process 3677 attached [pid 3676] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3675] write(3, "1000", 4 [pid 3671] <... futex resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3677] set_robust_list(0x55555684f5e0, 24 [pid 3676] <... symlink resumed>) = 0 [pid 3675] <... write resumed>) = 4 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 12 [pid 3612] unlink("./3/cgroup.cpu" [pid 3677] <... set_robust_list resumed>) = 0 [pid 3676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3675] close(3 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3677] chdir("./4" [pid 3676] <... openat resumed>) = 3 [pid 3675] <... close resumed>) = 0 [pid 3671] <... mmap resumed>) = 0x7f6e25739000 [pid 3612] <... unlink resumed>) = 0 [pid 3677] <... chdir resumed>) = 0 [pid 3676] write(3, "1000", 4 [pid 3675] symlink("/dev/binderfs", "./binderfs" [pid 3671] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3612] getdents64(3, [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3676] <... write resumed>) = 4 [pid 3675] <... symlink resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3677] <... prctl resumed>) = 0 [pid 3676] close(3 [pid 3675] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... mprotect resumed>) = 0 [pid 3612] close(3 [pid 3677] setpgid(0, 0 [pid 3676] <... close resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3677] <... setpgid resumed>) = 0 [pid 3676] symlink("/dev/binderfs", "./binderfs" [pid 3675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3677] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3676] <... symlink resumed>) = 0 [pid 3675] <... mmap resumed>) = 0x7f6e2575a000 [pid 3671] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3612] rmdir("./3" [pid 3677] <... symlink resumed>) = 0 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3677] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3676] <... futex resumed>) = 0 [pid 3675] <... mprotect resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3677] <... symlink resumed>) = 0 [pid 3676] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3675] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3612] mkdir("./4", 0777./strace-static-x86_64: Process 3679 attached [pid 3677] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3676] <... mmap resumed>) = 0x7f6e2575a000 [pid 3671] <... clone resumed>, parent_tid=[13], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 13 [pid 3679] set_robust_list(0x7f6e2577a9e0, 24 [pid 3677] <... symlink resumed>) = 0 [pid 3676] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3675] <... clone resumed>, parent_tid=[12], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 12 [pid 3671] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... mkdir resumed>) = 0 [pid 3679] <... set_robust_list resumed>) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3676] <... mprotect resumed>) = 0 [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3679] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3677] <... openat resumed>) = 3 [pid 3676] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3675] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3681 attached ./strace-static-x86_64: Process 3680 attached ./strace-static-x86_64: Process 3678 attached [pid 3679] <... openat resumed>) = 3 [pid 3677] write(3, "1000", 4 [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] set_robust_list(0x7f6e2577a9e0, 24 [pid 3680] set_robust_list(0x55555684f5e0, 24 [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] set_robust_list(0x7f6e257599e0, 24 [pid 3677] <... write resumed>) = 4 [pid 3676] <... clone resumed>, parent_tid=[13], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 13 [pid 3675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3672] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 11 [pid 3681] <... set_robust_list resumed>) = 0 [pid 3680] <... set_robust_list resumed>) = 0 [pid 3679] <... futex resumed>) = 0 [pid 3678] <... set_robust_list resumed>) = 0 [pid 3677] close(3 [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3680] chdir("./4" [pid 3679] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3678] socket(AF_XDP, SOCK_RAW, 0 [pid 3677] <... close resumed>) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3672] <... futex resumed>) = 0 [pid 3681] <... openat resumed>) = 3 [pid 3680] <... chdir resumed>) = 0 [pid 3679] <... openat resumed>) = 4 [pid 3678] <... socket resumed>) = 6 [pid 3677] symlink("/dev/binderfs", "./binderfs" [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... symlink resumed>) = 0 [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 0 [pid 3680] <... prctl resumed>) = 0 [pid 3679] <... futex resumed>) = 0 [pid 3678] <... futex resumed>) = 1 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... futex resumed>) = 0 [pid 3681] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3680] setpgid(0, 0 [pid 3679] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3678] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3671] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3681] <... openat resumed>) = 4 [pid 3680] <... setpgid resumed>) = 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... futex resumed>) = 0 [pid 3671] <... futex resumed>) = 1 [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3677] <... mmap resumed>) = 0x7f6e2575a000 [pid 3676] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... futex resumed>) = 0 [pid 3681] <... futex resumed>) = 0 [pid 3677] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3671] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3680] <... symlink resumed>) = 0 [pid 3677] <... mprotect resumed>) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3673] <... mmap resumed>) = 0x7f6e25739000 [pid 3679] <... write resumed>) = 61440 [pid 3680] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3672] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591./strace-static-x86_64: Process 3682 attached [pid 3681] <... write resumed>) = 61440 [pid 3680] <... symlink resumed>) = 0 [pid 3679] <... futex resumed>) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3673] <... mprotect resumed>) = 0 [pid 3682] set_robust_list(0x7f6e2577a9e0, 24 [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3679] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... clone resumed>, parent_tid=[13], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 13 [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3672] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) ./strace-static-x86_64: Process 3683 attached [pid 3682] <... set_robust_list resumed>) = 0 [pid 3681] <... futex resumed>) = 1 [pid 3680] <... symlink resumed>) = 0 [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3672] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] set_robust_list(0x7f6e257599e0, 24 [pid 3682] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3679] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3677] <... futex resumed>) = 0 [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... clone resumed>, parent_tid=[12], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 12 [pid 3672] <... futex resumed>) = 1 [pid 3671] <... futex resumed>) = 0 [pid 3683] <... set_robust_list resumed>) = 0 [pid 3682] <... openat resumed>) = 3 [pid 3681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... openat resumed>) = 3 [pid 3679] <... mmap resumed>) = 0x20000000 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... futex resumed>) = 0 [pid 3674] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3673] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] close(3 [pid 3683] socket(AF_XDP, SOCK_RAW, 0 [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3680] write(3, "1000", 4 [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... futex resumed>) = 0 [pid 3671] <... close resumed>) = 0 [pid 3683] <... socket resumed>) = 6 [pid 3682] <... futex resumed>) = 0 [pid 3681] <... mmap resumed>) = 0x20000000 [pid 3680] <... write resumed>) = 4 [pid 3679] <... futex resumed>) = 1 [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 0 [pid 3673] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] close(4 [pid 3683] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] close(3 [pid 3679] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... futex resumed>) = 0 [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3671] <... close resumed>) = 0 [pid 3683] <... futex resumed>) = 0 [pid 3682] <... openat resumed>) = 4 [pid 3681] <... futex resumed>) = 1 [pid 3680] <... close resumed>) = 0 [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3673] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] close(5 [pid 3683] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] symlink("/dev/binderfs", "./binderfs" [pid 3679] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] <... futex resumed>) = 0 [pid 3673] <... futex resumed>) = 1 [pid 3671] <... close resumed>) = 0 [pid 3682] <... futex resumed>) = 0 [pid 3681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... symlink resumed>) = 0 [pid 3679] <... socket resumed>) = 5 [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... futex resumed>) = 0 [pid 3673] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3681] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3680] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = 0 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3671] close(6 [pid 3681] <... socket resumed>) = 5 [pid 3680] <... futex resumed>) = 0 [pid 3679] <... futex resumed>) = 1 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3675] <... futex resumed>) = 0 [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3679] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... close resumed>) = 0 [pid 3681] <... futex resumed>) = 1 [pid 3679] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] <... futex resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3674] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3680] <... mmap resumed>) = 0x7f6e2575a000 [pid 3671] close(7 [pid 3682] <... write resumed>) = 61440 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3674] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... mprotect resumed>) = 0 [pid 3679] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3676] <... futex resumed>) = 0 [pid 3674] <... futex resumed>) = 1 [pid 3673] <... futex resumed>) = 0 [pid 3671] close(8 [pid 3682] <... futex resumed>) = 1 [pid 3681] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3680] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3677] <... futex resumed>) = 0 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3682] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3673] close(3 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3673] <... close resumed>) = 0 ./strace-static-x86_64: Process 3684 attached [pid 3682] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3671] close(9 [pid 3684] set_robust_list(0x7f6e2577a9e0, 24 [pid 3682] <... mmap resumed>) = 0x20000000 [pid 3680] <... clone resumed>, parent_tid=[12], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 12 [pid 3673] close(4 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] <... set_robust_list resumed>) = 0 [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... close resumed>) = 0 [pid 3671] close(10 [pid 3684] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3682] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = 0 [pid 3673] close(5 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] <... openat resumed>) = 3 [pid 3682] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... close resumed>) = 0 [pid 3671] close(11 [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3673] close(6 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] <... futex resumed>) = 0 [pid 3682] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... close resumed>) = 0 [pid 3671] close(12 [pid 3684] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3682] <... socket resumed>) = 5 [pid 3680] <... futex resumed>) = 0 [pid 3673] close(7 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] <... openat resumed>) = 4 [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(13 [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3682] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] <... futex resumed>) = 0 [pid 3673] close(8 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] <... futex resumed>) = 0 [pid 3682] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(14 [pid 3684] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3677] <... futex resumed>) = 0 [pid 3673] close(9 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3681] <... futex resumed>) = 1 [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... futex resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(15 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] close(10 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] <... futex resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(16 [pid 3681] socket(AF_XDP, SOCK_RAW, 0 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3681] <... socket resumed>) = 6 [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3676] <... futex resumed>) = 0 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] <... futex resumed>) = 0 [pid 3684] <... write resumed>) = 61440 [pid 3676] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] close(11 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3681] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(17 [pid 3684] <... futex resumed>) = 1 [pid 3681] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3680] <... futex resumed>) = 0 [pid 3673] close(12 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(18 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3681] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 0 [pid 3673] close(13 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3681] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] close(3 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(19 [pid 3684] <... mmap resumed>) = 0x20000000 [pid 3676] <... close resumed>) = 0 [pid 3675] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3673] close(14 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(4 [pid 3675] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(20 [pid 3679] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3684] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... close resumed>) = 0 [pid 3675] <... futex resumed>) = 0 [pid 3673] close(15 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] <... futex resumed>) = 0 [pid 3676] close(5 [pid 3675] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(21 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... futex resumed>) = 0 [pid 3679] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3676] <... close resumed>) = 0 [pid 3675] <... mmap resumed>) = 0x7f6e25739000 [pid 3673] close(16 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] close(6 [pid 3675] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(22 [pid 3684] <... socket resumed>) = 5 [pid 3676] <... close resumed>) = 0 [pid 3675] <... mprotect resumed>) = 0 [pid 3673] close(17 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(7 [pid 3675] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(23./strace-static-x86_64: Process 3685 attached [pid 3684] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3673] close(18 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3685] set_robust_list(0x7f6e257599e0, 24 [pid 3684] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(8 [pid 3675] <... clone resumed>, parent_tid=[13], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 13 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(24 [pid 3685] <... set_robust_list resumed>) = 0 [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] close(19 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3685] socket(AF_XDP, SOCK_RAW, 0 [pid 3684] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] close(9 [pid 3675] <... futex resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(25 [pid 3685] <... socket resumed>) = 6 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] close(20 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3685] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(10 [pid 3675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(26 [pid 3685] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3673] close(21 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3685] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3679] <... futex resumed>) = 0 [pid 3676] close(11 [pid 3675] <... futex resumed>) = 1 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(27 [pid 3679] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3676] close(12 [pid 3673] close(22 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3679] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(28 [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3679] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3676] close(13 [pid 3673] close(23 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] <... futex resumed>) = 0 [pid 3679] <... futex resumed>) = 1 [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... futex resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] close(29 [pid 3682] socket(AF_XDP, SOCK_RAW, 0 [pid 3679] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... futex resumed>) = 0 [pid 3676] close(14 [pid 3675] close(3 [pid 3673] close(24 [pid 3671] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3682] <... socket resumed>) = 6 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3671] exit_group(0 [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] <... futex resumed>) = ? [pid 3676] close(15 [pid 3675] close(4 [pid 3673] close(25 [pid 3672] <... futex resumed>) = ? [pid 3671] <... exit_group resumed>) = ? [pid 3682] <... futex resumed>) = 1 [pid 3678] +++ exited with 0 +++ [pid 3677] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = 0 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(16 [pid 3675] close(5 [pid 3672] +++ exited with 0 +++ [pid 3671] +++ exited with 0 +++ [pid 3677] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = 0 [pid 3673] close(26 [pid 3682] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3677] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3676] close(17 [pid 3675] close(6 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3682] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = 0 [pid 3673] close(27 [pid 3611] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3682] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] close(18 [pid 3675] close(7 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3682] <... futex resumed>) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3673] close(28 [pid 3611] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3684] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3682] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] close(3 [pid 3676] close(19 [pid 3675] close(8 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... close resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3673] close(29 [pid 3611] fstat(3, [pid 3684] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3677] close(4 [pid 3676] close(20 [pid 3675] close(9 [pid 3673] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3684] socket(AF_XDP, SOCK_RAW, 0 [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... close resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3673] exit_group(0 [pid 3611] getdents64(3, [pid 3684] <... socket resumed>) = 6 [pid 3683] <... futex resumed>) = ? [pid 3680] <... futex resumed>) = 0 [pid 3677] close(5 [pid 3676] close(21 [pid 3675] close(10 [pid 3674] <... futex resumed>) = ? [pid 3673] <... exit_group resumed>) = ? [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3683] +++ exited with 0 +++ [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] <... close resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3684] <... futex resumed>) = 0 [pid 3680] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3676] close(22 [pid 3675] close(11 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3684] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./4/binderfs", [pid 3684] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3680] <... futex resumed>) = 0 [pid 3677] close(6 [pid 3676] close(23 [pid 3675] close(12 [pid 3674] +++ exited with 0 +++ [pid 3673] +++ exited with 0 +++ [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3680] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3677] <... close resumed>) = 0 [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./4/binderfs" [pid 3684] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3677] close(7 [pid 3676] close(24 [pid 3675] close(13 [pid 3611] <... unlink resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3684] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3684] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] close(8 [pid 3676] close(25 [pid 3675] close(14 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3684] <... futex resumed>) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./4/memory.events", [pid 3684] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] close(3 [pid 3677] close(9 [pid 3676] close(26 [pid 3675] close(15 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3680] <... close resumed>) = 0 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./4/memory.events" [pid 3680] close(4 [pid 3677] close(10 [pid 3676] close(27 [pid 3675] close(16 [pid 3611] <... unlink resumed>) = 0 [pid 3610] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3680] <... close resumed>) = 0 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] close(5 [pid 3677] close(11 [pid 3676] close(28 [pid 3675] close(17 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3680] <... close resumed>) = 0 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./4/cgroup", [pid 3680] close(6 [pid 3677] close(12 [pid 3676] close(29 [pid 3675] close(18 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3680] <... close resumed>) = 0 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./4/cgroup" [pid 3610] fstat(3, [pid 3680] close(7 [pid 3677] close(13 [pid 3676] exit_group(0 [pid 3675] close(19 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3681] <... futex resumed>) = ? [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3676] <... exit_group resumed>) = ? [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 3681] +++ exited with 0 +++ [pid 3680] close(8 [pid 3677] close(14 [pid 3676] +++ exited with 0 +++ [pid 3675] close(20 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./4/cgroup.net", [pid 3680] close(9 [pid 3677] close(15 [pid 3675] close(21 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3611] unlink("./4/cgroup.net" [pid 3610] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3680] close(10 [pid 3677] close(16 [pid 3675] close(22 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] close(11 [pid 3677] close(17 [pid 3675] close(23 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./4/binderfs", [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./4/cgroup.cpu", [pid 3680] close(12 [pid 3677] close(18 [pid 3675] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] unlink("./4/cgroup.cpu" [pid 3610] unlink("./4/binderfs" [pid 3680] close(13 [pid 3677] close(19 [pid 3675] close(25 [pid 3615] <... openat resumed>) = 3 [pid 3611] <... unlink resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3611] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3680] close(14 [pid 3677] close(20 [pid 3675] close(26 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3611] close(3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] close(15 [pid 3677] close(21 [pid 3675] close(27 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... close resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] rmdir("./4" [pid 3610] lstat("./4/memory.events", [pid 3680] close(16 [pid 3677] close(22 [pid 3675] close(28 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... rmdir resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./4/binderfs", [pid 3611] mkdir("./5", 0777 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3680] close(17 [pid 3677] close(23 [pid 3675] close(29 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3610] unlink("./4/memory.events" [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./4/binderfs" [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3686 attached [pid 3680] close(18 [pid 3677] close(24 [pid 3675] exit_group(0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3685] <... futex resumed>) = ? [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3679] <... futex resumed>) = ? [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3675] <... exit_group resumed>) = ? [pid 3615] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3686] set_robust_list(0x55555684f5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 14 [pid 3686] <... set_robust_list resumed>) = 0 [pid 3685] +++ exited with 0 +++ [pid 3680] close(19 [pid 3679] +++ exited with 0 +++ [pid 3677] close(25 [pid 3675] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3686] chdir("./5" [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./4/memory.events", [pid 3686] <... chdir resumed>) = 0 [pid 3680] close(20 [pid 3677] close(26 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./4/memory.events" [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./4/cgroup", [pid 3686] <... prctl resumed>) = 0 [pid 3680] close(21 [pid 3677] close(27 [pid 3614] <... restart_syscall resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3686] setpgid(0, 0 [pid 3680] close(22 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3686] <... setpgid resumed>) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] close(28 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./4/cgroup" [pid 3686] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3680] close(23 [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./4/cgroup", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... unlink resumed>) = 0 [pid 3686] <... symlink resumed>) = 0 [pid 3680] close(24 [pid 3677] close(29 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3610] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3686] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./4/cgroup" [pid 3614] fstat(3, [pid 3680] close(25 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] exit_group(0 [pid 3614] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] close(26 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3686] <... symlink resumed>) = 0 [pid 3682] <... futex resumed>) = ? [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] <... exit_group resumed>) = ? [pid 3615] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./4/cgroup.net", [pid 3686] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3682] +++ exited with 0 +++ [pid 3680] close(27 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./4/binderfs", [pid 3680] close(28 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3677] +++ exited with 0 +++ [pid 3614] unlink("./4/binderfs" [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3686] <... symlink resumed>) = 0 [pid 3680] close(29 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3680] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./4/cgroup.net", [pid 3614] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./4/cgroup.net" [pid 3686] <... openat resumed>) = 3 [pid 3680] exit_group(0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] write(3, "1000", 4 [pid 3684] <... futex resumed>) = ? [pid 3680] <... exit_group resumed>) = ? [pid 3615] unlink("./4/cgroup.net" [pid 3614] lstat("./4/memory.events", [pid 3610] <... unlink resumed>) = 0 [pid 3686] <... write resumed>) = 4 [pid 3684] +++ exited with 0 +++ [pid 3680] +++ exited with 0 +++ [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3686] close(3 [pid 3615] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] unlink("./4/memory.events" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3686] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] symlink("/dev/binderfs", "./binderfs" [pid 3615] lstat("./4/cgroup.cpu", [pid 3614] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./4/cgroup.cpu", [pid 3686] <... symlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... restart_syscall resumed>) = 0 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./4/cgroup.cpu" [pid 3614] lstat("./4/cgroup", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3686] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] getdents64(3, [pid 3614] unlink("./4/cgroup" [pid 3610] unlink("./4/cgroup.cpu" [pid 3686] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3612] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3686] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] close(3 [pid 3614] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] fstat(3, [pid 3610] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3686] <... mprotect resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] getdents64(3, [pid 3686] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] rmdir("./4" [pid 3614] lstat("./4/cgroup.net", [pid 3612] <... openat resumed>) = 3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] getdents64(3, [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3614] unlink("./4/cgroup.net"./strace-static-x86_64: Process 3687 attached [pid 3615] mkdir("./5", 0777 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] fstat(3, [pid 3610] close(3 [pid 3687] set_robust_list(0x7f6e2577a9e0, 24 [pid 3686] <... clone resumed>, parent_tid=[15], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 15 [pid 3614] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3687] <... set_robust_list resumed>) = 0 [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 3687] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3686] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] lstat("./4/cgroup.cpu", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3687] <... openat resumed>) = 3 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] getdents64(3, [pid 3610] rmdir("./4" [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./4/cgroup.cpu"./strace-static-x86_64: Process 3688 attached [pid 3687] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] lstat("./4/binderfs", [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3687] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] getdents64(3, 0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 14 [pid 3614] close(3 [pid 3612] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3688] set_robust_list(0x55555684f5e0, 24 [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... close resumed>) = 0 [pid 3613] unlink("./4/binderfs" [pid 3610] mkdir("./5", 0777 [pid 3688] <... set_robust_list resumed>) = 0 [pid 3687] <... futex resumed>) = 0 [pid 3686] <... futex resumed>) = 1 [pid 3614] rmdir("./4" [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3688] chdir("./5" [pid 3687] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... rmdir resumed>) = 0 [pid 3613] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./4/binderfs", [pid 3610] <... mkdir resumed>) = 0 [pid 3688] <... chdir resumed>) = 0 [pid 3687] <... openat resumed>) = 4 [pid 3614] mkdir("./5", 0777 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] lstat("./4/memory.events", [pid 3612] unlink("./4/binderfs" [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3690 attached ./strace-static-x86_64: Process 3689 attached [pid 3688] <... prctl resumed>) = 0 [pid 3687] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3690] set_robust_list(0x55555684f5e0, 24 [pid 3689] set_robust_list(0x55555684f5e0, 24 [pid 3688] setpgid(0, 0 [pid 3687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] <... futex resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 14 [pid 3613] unlink("./4/memory.events" [pid 3612] umount2("./4/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 13 [pid 3690] <... set_robust_list resumed>) = 0 [pid 3689] <... set_robust_list resumed>) = 0 [pid 3688] <... setpgid resumed>) = 0 [pid 3687] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] chdir("./5" [pid 3689] chdir("./5" [pid 3688] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] <... chdir resumed>) = 0 [pid 3690] <... chdir resumed>) = 0 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3690] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3689] setpgid(0, 0 [pid 3613] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./4/memory.events", [pid 3690] <... prctl resumed>) = 0 [pid 3689] <... setpgid resumed>) = 0 [pid 3690] setpgid(0, 0 [pid 3689] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3688] <... symlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3690] <... setpgid resumed>) = 0 [pid 3689] <... symlink resumed>) = 0 [pid 3688] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3613] lstat("./4/cgroup", [pid 3612] unlink("./4/memory.events" [pid 3689] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3690] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3689] <... symlink resumed>) = 0 [pid 3687] <... write resumed>) = 61440 [pid 3689] symlink("/syzcgroup/net/syz0", "./cgroup.net") = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3690] <... symlink resumed>) = 0 [pid 3689] <... openat resumed>) = 3 [pid 3688] <... symlink resumed>) = 0 [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3613] unlink("./4/cgroup" [pid 3612] umount2("./4/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3690] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3689] write(3, "1000", 4 [pid 3688] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3687] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... symlink resumed>) = 0 [pid 3689] <... write resumed>) = 4 [pid 3686] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3689] close(3 [pid 3688] <... symlink resumed>) = 0 [pid 3687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] <... close resumed>) = 0 [pid 3688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3687] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3613] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3690] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3689] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3688] <... openat resumed>) = 3 [pid 3687] <... mmap resumed>) = 0x20000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3690] <... symlink resumed>) = 0 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] write(3, "1000", 4 [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./4/cgroup.net", [pid 3612] lstat("./4/cgroup", [pid 3690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3689] <... futex resumed>) = 0 [pid 3688] <... write resumed>) = 4 [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3690] <... openat resumed>) = 3 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3688] close(3 [pid 3687] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./4/cgroup.net" [pid 3612] unlink("./4/cgroup" [pid 3690] write(3, "1000", 4 [pid 3689] <... mmap resumed>) = 0x7f6e2575a000 [pid 3688] <... close resumed>) = 0 [pid 3687] <... socket resumed>) = 5 [pid 3686] <... futex resumed>) = 0 [pid 3689] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3690] <... write resumed>) = 4 [pid 3689] <... mprotect resumed>) = 0 [pid 3688] symlink("/dev/binderfs", "./binderfs" [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./4/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3690] close(3 [pid 3689] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3688] <... symlink resumed>) = 0 [pid 3687] <... futex resumed>) = 0 [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3691 attached [pid 3690] <... close resumed>) = 0 [pid 3686] <... futex resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3689] <... clone resumed>, parent_tid=[14], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 14 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] set_robust_list(0x7f6e2577a9e0, 24 [pid 3690] symlink("/dev/binderfs", "./binderfs" [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./4/cgroup.cpu", [pid 3612] lstat("./4/cgroup.net", [pid 3691] <... set_robust_list resumed>) = 0 [pid 3690] <... symlink resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3691] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3687] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] unlink("./4/cgroup.cpu" [pid 3612] unlink("./4/cgroup.net" [pid 3690] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... openat resumed>) = 3 [pid 3688] <... mmap resumed>) = 0x7f6e2575a000 [pid 3612] <... unlink resumed>) = 0 [pid 3690] <... futex resumed>) = 0 [pid 3688] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... unlink resumed>) = 0 [pid 3612] umount2("./4/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3689] <... futex resumed>) = 0 [pid 3688] <... mprotect resumed>) = 0 [pid 3613] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] <... mmap resumed>) = 0x7f6e2575a000 [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] lstat("./4/cgroup.cpu", ./strace-static-x86_64: Process 3692 attached [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3689] <... futex resumed>) = 0 [pid 3613] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3692] set_robust_list(0x7f6e2577a9e0, 24 [pid 3691] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3690] <... mprotect resumed>) = 0 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] <... clone resumed>, parent_tid=[15], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 15 [pid 3613] <... close resumed>) = 0 [pid 3612] unlink("./4/cgroup.cpu" [pid 3692] <... set_robust_list resumed>) = 0 [pid 3691] <... openat resumed>) = 4 [pid 3690] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] rmdir("./4"./strace-static-x86_64: Process 3693 attached [pid 3692] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3693] set_robust_list(0x7f6e2577a9e0, 24 [pid 3692] <... openat resumed>) = 3 [pid 3691] <... futex resumed>) = 1 [pid 3690] <... clone resumed>, parent_tid=[15], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 15 [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... rmdir resumed>) = 0 [pid 3612] getdents64(3, [pid 3693] <... set_robust_list resumed>) = 0 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] mkdir("./5", 0777 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3693] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3692] <... futex resumed>) = 0 [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3693] <... openat resumed>) = 3 [pid 3692] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3691] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] <... futex resumed>) = 0 [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] close(3 [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... openat resumed>) = 4 [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... close resumed>) = 0 [pid 3693] <... futex resumed>) = 0 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3687] socket(AF_XDP, SOCK_RAW, 0 [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] rmdir("./4" [pid 3692] <... futex resumed>) = 0 [pid 3686] <... futex resumed>) = 0 [pid 3693] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... write resumed>) = 61440 [pid 3690] <... futex resumed>) = 0 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... rmdir resumed>) = 0 [pid 3693] <... openat resumed>) = 4 [pid 3691] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3694 attached [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 0 [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = 1 [pid 3687] <... socket resumed>) = 6 [pid 3612] mkdir("./5", 0777 [pid 3694] set_robust_list(0x55555684f5e0, 24 [pid 3693] <... futex resumed>) = 1 [pid 3692] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 14 [pid 3694] <... set_robust_list resumed>) = 0 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3694] chdir("./5" [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... mmap resumed>) = 0x20000000 [pid 3690] <... futex resumed>) = 0 [pid 3687] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3694] <... chdir resumed>) = 0 [pid 3693] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3692] <... write resumed>) = 61440 [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] <... futex resumed>) = 0 [pid 3694] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3686] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3695 attached [pid 3694] <... prctl resumed>) = 0 [pid 3692] <... futex resumed>) = 1 [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = 0 [pid 3695] set_robust_list(0x55555684f5e0, 24 [pid 3694] setpgid(0, 0 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... set_robust_list resumed>) = 0 [pid 3694] <... setpgid resumed>) = 0 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] <... futex resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 13 [pid 3695] chdir("./5" [pid 3694] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3692] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3691] <... socket resumed>) = 5 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3695] <... chdir resumed>) = 0 [pid 3694] <... symlink resumed>) = 0 [pid 3693] <... write resumed>) = 61440 [pid 3692] <... mmap resumed>) = 0x20000000 [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3694] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3687] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3695] <... prctl resumed>) = 0 [pid 3694] <... symlink resumed>) = 0 [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 1 [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] <... futex resumed>) = 0 [pid 3687] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] setpgid(0, 0 [pid 3694] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3693] <... futex resumed>) = 1 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] <... futex resumed>) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3695] <... setpgid resumed>) = 0 [pid 3694] <... symlink resumed>) = 0 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] <... futex resumed>) = 0 [pid 3687] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] close(3 [pid 3691] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3695] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3692] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3690] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] <... close resumed>) = 0 [pid 3695] <... symlink resumed>) = 0 [pid 3694] <... openat resumed>) = 3 [pid 3693] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3692] <... socket resumed>) = 5 [pid 3691] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] close(4 [pid 3695] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3694] write(3, "1000", 4 [pid 3693] <... mmap resumed>) = 0x20000000 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] <... close resumed>) = 0 [pid 3695] <... symlink resumed>) = 0 [pid 3694] <... write resumed>) = 4 [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 1 [pid 3691] <... futex resumed>) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3686] close(5 [pid 3695] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3694] close(3 [pid 3693] <... futex resumed>) = 1 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] <... futex resumed>) = 0 [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] <... close resumed>) = 0 [pid 3695] <... symlink resumed>) = 0 [pid 3694] <... close resumed>) = 0 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] <... futex resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3686] close(6 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3694] symlink("/dev/binderfs", "./binderfs" [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3692] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3691] socket(AF_XDP, SOCK_RAW, 0 [pid 3690] <... futex resumed>) = 0 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] <... close resumed>) = 0 [pid 3695] <... openat resumed>) = 3 [pid 3694] <... symlink resumed>) = 0 [pid 3693] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3691] <... socket resumed>) = 6 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] close(7 [pid 3695] write(3, "1000", 4 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... socket resumed>) = 5 [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3695] <... write resumed>) = 4 [pid 3694] <... futex resumed>) = 0 [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3691] <... futex resumed>) = 0 [pid 3689] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] close(8 [pid 3695] close(3 [pid 3694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3693] <... futex resumed>) = 1 [pid 3691] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3695] <... close resumed>) = 0 [pid 3694] <... mmap resumed>) = 0x7f6e2575a000 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3691] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] close(9 [pid 3695] symlink("/dev/binderfs", "./binderfs" [pid 3694] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3695] <... symlink resumed>) = 0 [pid 3694] <... mprotect resumed>) = 0 [pid 3693] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3691] <... futex resumed>) = 0 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] close(3 [pid 3686] close(10 [pid 3695] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3693] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3692] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3691] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] <... close resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3696 attached [pid 3695] <... futex resumed>) = 0 [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] close(4 [pid 3686] close(11 [pid 3696] set_robust_list(0x7f6e2577a9e0, 24 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3694] <... clone resumed>, parent_tid=[15], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 15 [pid 3693] <... futex resumed>) = 1 [pid 3692] <... futex resumed>) = 1 [pid 3690] <... futex resumed>) = 0 [pid 3689] <... close resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3696] <... set_robust_list resumed>) = 0 [pid 3695] <... mmap resumed>) = 0x7f6e2575a000 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] socket(AF_XDP, SOCK_RAW, 0 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] close(5 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] close(12 [pid 3696] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3695] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3694] <... futex resumed>) = 0 [pid 3693] <... socket resumed>) = 6 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] <... futex resumed>) = 0 [pid 3689] <... close resumed>) = 0 [pid 3688] <... futex resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] close(13 [pid 3693] <... futex resumed>) = 0 [pid 3690] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3696] <... openat resumed>) = 3 [pid 3695] <... mprotect resumed>) = 0 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] socket(AF_XDP, SOCK_RAW, 0 [pid 3690] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] close(6 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3686] close(14 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] <... futex resumed>) = 0 [pid 3689] <... close resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3692] <... socket resumed>) = 6 ./strace-static-x86_64: Process 3697 attached [pid 3696] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3693] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3689] close(7 [pid 3686] close(15 [pid 3697] set_robust_list(0x7f6e2577a9e0, 24 [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... clone resumed>, parent_tid=[14], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 14 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 1 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... futex resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... set_robust_list resumed>) = 0 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 [pid 3693] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] close(8 [pid 3688] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3686] close(16 [pid 3697] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3696] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3695] <... futex resumed>) = 0 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3693] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... futex resumed>) = 0 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... openat resumed>) = 3 [pid 3696] <... openat resumed>) = 4 [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3693] <... futex resumed>) = 1 [pid 3690] <... futex resumed>) = 0 [pid 3688] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3690] close(3 [pid 3689] close(9 [pid 3686] close(17 [pid 3697] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = 1 [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3692] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3690] <... close resumed>) = 0 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3692] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3690] close(4 [pid 3689] close(10 [pid 3686] close(18 [pid 3697] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3692] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = 0 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3692] <... futex resumed>) = 1 [pid 3690] close(5 [pid 3689] close(11 [pid 3688] <... futex resumed>) = 0 [pid 3686] close(19 [pid 3692] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3697] <... openat resumed>) = 4 [pid 3690] <... close resumed>) = 0 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(3 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... write resumed>) = 61440 [pid 3690] close(6 [pid 3689] close(12 [pid 3688] <... close resumed>) = 0 [pid 3686] close(20 [pid 3697] <... futex resumed>) = 1 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... futex resumed>) = 0 [pid 3690] <... close resumed>) = 0 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(4 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... futex resumed>) = 1 [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = 0 [pid 3690] close(7 [pid 3689] close(13 [pid 3688] <... close resumed>) = 0 [pid 3686] close(21 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... futex resumed>) = 0 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(5 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] <... futex resumed>) = 0 [pid 3690] close(8 [pid 3689] close(14 [pid 3688] <... close resumed>) = 0 [pid 3686] close(22 [pid 3696] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(6 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3696] <... mmap resumed>) = 0x20000000 [pid 3690] close(9 [pid 3689] close(15 [pid 3688] <... close resumed>) = 0 [pid 3686] close(23 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(7 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... write resumed>) = 61440 [pid 3696] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3690] close(10 [pid 3689] close(16 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(24 [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(8 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3690] close(11 [pid 3689] close(17 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(25 [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(9 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... socket resumed>) = 5 [pid 3695] <... futex resumed>) = 0 [pid 3690] close(12 [pid 3689] close(18 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(26 [pid 3697] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(10 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... mmap resumed>) = 0x20000000 [pid 3696] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3690] close(13 [pid 3689] close(19 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(27 [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(11 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... futex resumed>) = 1 [pid 3696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 0 [pid 3690] close(14 [pid 3689] close(20 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(28 [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(12 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3696] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3695] <... futex resumed>) = 0 [pid 3690] close(15 [pid 3689] close(21 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] close(29 [pid 3697] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(13 [pid 3686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] <... socket resumed>) = 5 [pid 3690] close(16 [pid 3689] close(22 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] exit_group(0 [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(14 [pid 3687] <... futex resumed>) = ? [pid 3686] <... exit_group resumed>) = ? [pid 3697] <... futex resumed>) = 1 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... futex resumed>) = 0 [pid 3690] close(17 [pid 3689] close(23 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3687] +++ exited with 0 +++ [pid 3696] <... futex resumed>) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3696] socket(AF_XDP, SOCK_RAW, 0 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... socket resumed>) = 6 [pid 3694] <... futex resumed>) = 0 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3686] +++ exited with 0 +++ [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... futex resumed>) = 0 [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3690] close(18 [pid 3689] close(24 [pid 3688] close(15 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3696] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3695] <... futex resumed>) = 0 [pid 3694] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3694] <... futex resumed>) = 0 [pid 3690] close(19 [pid 3689] close(25 [pid 3688] close(16 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3697] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3696] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3694] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3696] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3694] <... futex resumed>) = 0 [pid 3696] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3694] close(3) = 0 [pid 3694] close(4) = 0 [pid 3694] close(5) = 0 [pid 3694] close(6) = 0 [pid 3694] close(7) = -1 EBADF (Bad file descriptor) [pid 3694] close(8) = -1 EBADF (Bad file descriptor) [pid 3694] close(9) = -1 EBADF (Bad file descriptor) [pid 3694] close(10) = -1 EBADF (Bad file descriptor) [pid 3694] close(11) = -1 EBADF (Bad file descriptor) [pid 3694] close(12) = -1 EBADF (Bad file descriptor) [pid 3694] close(13) = -1 EBADF (Bad file descriptor) [pid 3694] close(14) = -1 EBADF (Bad file descriptor) [pid 3694] close(15) = -1 EBADF (Bad file descriptor) [pid 3694] close(16) = -1 EBADF (Bad file descriptor) [pid 3694] close(17) = -1 EBADF (Bad file descriptor) [pid 3694] close(18) = -1 EBADF (Bad file descriptor) [pid 3694] close(19) = -1 EBADF (Bad file descriptor) [pid 3694] close(20) = -1 EBADF (Bad file descriptor) [pid 3694] close(21) = -1 EBADF (Bad file descriptor) [pid 3694] close(22) = -1 EBADF (Bad file descriptor) [pid 3694] close(23) = -1 EBADF (Bad file descriptor) [pid 3694] close(24) = -1 EBADF (Bad file descriptor) [pid 3694] close(25) = -1 EBADF (Bad file descriptor) [pid 3694] close(26) = -1 EBADF (Bad file descriptor) [pid 3694] close(27 [pid 3690] close(20 [pid 3689] close(26 [pid 3694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(17 [pid 3694] close(28) = -1 EBADF (Bad file descriptor) [pid 3694] close(29 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3694] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3690] close(21 [pid 3689] close(27 [pid 3688] close(18 [pid 3694] exit_group(0 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3696] <... futex resumed>) = ? [pid 3694] <... exit_group resumed>) = ? [pid 3690] close(22 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3696] +++ exited with 0 +++ [pid 3694] +++ exited with 0 +++ [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] close(28 [pid 3688] close(19 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3690] close(23 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] close(29 [pid 3688] close(20 [pid 3690] close(24 [pid 3689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3689] exit_group(0 [pid 3688] close(21 [pid 3611] fstat(3, [pid 3691] <... futex resumed>) = ? [pid 3690] close(25 [pid 3689] <... exit_group resumed>) = ? [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3691] +++ exited with 0 +++ [pid 3613] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3689] +++ exited with 0 +++ [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(22 [pid 3613] getdents64(3, [pid 3611] getdents64(3, [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3690] close(26 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(23 [pid 3613] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3690] close(27 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(24 [pid 3613] lstat("./5/binderfs", [pid 3611] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3690] close(28 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(25 [pid 3613] unlink("./5/binderfs" [pid 3611] lstat("./5/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3690] close(29 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3688] close(26 [pid 3613] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./5/binderfs" [pid 3610] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3690] exit_group(0 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./5/memory.events", [pid 3611] <... unlink resumed>) = 0 [pid 3693] <... futex resumed>) = ? [pid 3690] <... exit_group resumed>) = ? [pid 3688] close(27 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] unlink("./5/memory.events" [pid 3610] <... openat resumed>) = 3 [pid 3697] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3693] +++ exited with 0 +++ [pid 3690] +++ exited with 0 +++ [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] fstat(3, [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] close(28 [pid 3613] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3697] <... futex resumed>) = 1 [pid 3695] <... futex resumed>) = 0 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/memory.events", [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3688] close(29 [pid 3614] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./5/cgroup", [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... futex resumed>) = 0 [pid 3688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./5/memory.events" [pid 3610] getdents64(3, [pid 3697] socket(AF_XDP, SOCK_RAW, 0 [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3688] exit_group(0 [pid 3614] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] unlink("./5/cgroup" [pid 3697] <... socket resumed>) = 6 [pid 3688] <... exit_group resumed>) = ? [pid 3692] <... futex resumed>) = 6 [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3697] <... futex resumed>) = 1 [pid 3614] fstat(3, [pid 3613] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3613] lstat("./5/cgroup.net", [pid 3692] +++ exited with 0 +++ [pid 3688] +++ exited with 0 +++ [pid 3695] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3695] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./5/cgroup.net" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./5/cgroup", [pid 3697] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 1 [pid 3614] lstat("./5/binderfs", [pid 3613] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./5/binderfs", [pid 3695] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3697] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] unlink("./5/binderfs" [pid 3613] lstat("./5/cgroup.cpu", [pid 3611] unlink("./5/cgroup" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3697] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3697] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./5/cgroup.cpu" [pid 3611] <... unlink resumed>) = 0 [pid 3610] unlink("./5/binderfs" [pid 3697] <... futex resumed>) = 1 [pid 3695] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3697] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] close(3 [pid 3615] fstat(3, [pid 3614] lstat("./5/memory.events", [pid 3613] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3695] <... close resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3695] close(4 [pid 3615] getdents64(3, [pid 3614] unlink("./5/memory.events" [pid 3613] close(3 [pid 3611] lstat("./5/cgroup.net", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3695] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3695] close(5 [pid 3615] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] rmdir("./5" [pid 3611] unlink("./5/cgroup.net" [pid 3610] lstat("./5/memory.events", [pid 3695] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... rmdir resumed>) = 0 [pid 3614] lstat("./5/cgroup", [pid 3613] mkdir("./6", 0777 [pid 3615] lstat("./5/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3695] close(6 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3611] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./5/memory.events" [pid 3695] <... close resumed>) = 0 [pid 3615] unlink("./5/binderfs" [pid 3614] unlink("./5/cgroup" [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3698 attached [pid 3695] close(7 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3698] set_robust_list(0x55555684f5e0, 24 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 16 [pid 3611] lstat("./5/cgroup.cpu", [pid 3610] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3698] <... set_robust_list resumed>) = 0 [pid 3695] close(8 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3698] chdir("./6" [pid 3614] lstat("./5/cgroup.net", [pid 3615] lstat("./5/memory.events", [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3698] <... chdir resumed>) = 0 [pid 3695] close(9 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./5/cgroup.cpu" [pid 3610] lstat("./5/cgroup", [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./5/memory.events" [pid 3614] unlink("./5/cgroup.net" [pid 3698] <... prctl resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 3698] setpgid(0, 0 [pid 3695] close(10 [pid 3614] lstat("./5/cgroup.cpu", [pid 3615] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3610] unlink("./5/cgroup" [pid 3698] <... setpgid resumed>) = 0 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./5/cgroup.cpu" [pid 3610] <... unlink resumed>) = 0 [pid 3698] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3695] close(11 [pid 3615] lstat("./5/cgroup", [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] getdents64(3, [pid 3698] <... symlink resumed>) = 0 [pid 3610] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3698] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] close(3 [pid 3698] <... symlink resumed>) = 0 [pid 3695] close(12 [pid 3614] close(3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3698] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./5/cgroup" [pid 3614] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] lstat("./5/cgroup.net", [pid 3698] <... symlink resumed>) = 0 [pid 3695] close(13 [pid 3614] rmdir("./5" [pid 3611] rmdir("./5" [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] mkdir("./6", 0777 [pid 3698] <... openat resumed>) = 3 [pid 3695] close(14 [pid 3615] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... mkdir resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3610] unlink("./5/cgroup.net" [pid 3698] write(3, "1000", 4 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] mkdir("./6", 0777./strace-static-x86_64: Process 3699 attached [pid 3698] <... write resumed>) = 4 [pid 3695] close(15 [pid 3615] lstat("./5/cgroup.net", [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 16 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 3695] close(16 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3699] set_robust_list(0x55555684f5e0, 24 [pid 3698] close(3 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./5/cgroup.net" [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3699] <... set_robust_list resumed>) = 0 [pid 3698] <... close resumed>) = 0 [pid 3695] close(17 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... unlink resumed>) = 0 [pid 3699] chdir("./6" [pid 3610] lstat("./5/cgroup.cpu", [pid 3698] symlink("/dev/binderfs", "./binderfs" [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3700 attached [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3700] set_robust_list(0x55555684f5e0, 24 [pid 3695] close(18 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3700] <... set_robust_list resumed>) = 0 [pid 3699] <... chdir resumed>) = 0 [pid 3698] <... symlink resumed>) = 0 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./5/cgroup.cpu", [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 16 [pid 3610] unlink("./5/cgroup.cpu" [pid 3700] chdir("./6" [pid 3699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3698] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] close(19 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3700] <... chdir resumed>) = 0 [pid 3699] <... prctl resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./5/cgroup.cpu" [pid 3610] <... unlink resumed>) = 0 [pid 3700] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3699] setpgid(0, 0 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3695] close(20 [pid 3700] <... prctl resumed>) = 0 [pid 3699] <... setpgid resumed>) = 0 [pid 3698] <... mmap resumed>) = 0x7f6e2575a000 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3700] setpgid(0, 0 [pid 3699] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3698] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3700] <... setpgid resumed>) = 0 [pid 3695] close(21 [pid 3615] getdents64(3, [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3700] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3699] <... symlink resumed>) = 0 [pid 3698] <... mprotect resumed>) = 0 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] close(3 [pid 3700] <... symlink resumed>) = 0 [pid 3699] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3698] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3695] close(22 [pid 3615] close(3 [pid 3700] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 3701 attached [pid 3700] <... symlink resumed>) = 0 [pid 3699] <... symlink resumed>) = 0 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3610] rmdir("./5" [pid 3701] set_robust_list(0x7f6e2577a9e0, 24 [pid 3700] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3699] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3698] <... clone resumed>, parent_tid=[17], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 17 [pid 3695] close(23 [pid 3615] rmdir("./5" [pid 3701] <... set_robust_list resumed>) = 0 [pid 3700] <... symlink resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3699] <... symlink resumed>) = 0 [pid 3701] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3701] <... openat resumed>) = 3 [pid 3700] <... openat resumed>) = 3 [pid 3699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3698] <... futex resumed>) = 0 [pid 3695] close(24 [pid 3615] mkdir("./6", 0777 [pid 3610] mkdir("./6", 0777 [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] write(3, "1000", 4 [pid 3699] <... openat resumed>) = 3 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3701] <... futex resumed>) = 0 [pid 3700] <... write resumed>) = 4 [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] close(3 [pid 3615] <... mkdir resumed>) = 0 [pid 3700] <... close resumed>) = 0 [pid 3695] close(25 [pid 3610] <... mkdir resumed>) = 0 [pid 3700] symlink("/dev/binderfs", "./binderfs" [pid 3699] write(3, "1000", 4 [pid 3698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3700] <... symlink resumed>) = 0 [pid 3699] <... write resumed>) = 4 [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] close(26 [pid 3700] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6e2575a000 [pid 3700] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 3702 attached ) = 0 [pid 3702] set_robust_list(0x55555684f5e0, 24 [pid 3700] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3704 attached ./strace-static-x86_64: Process 3703 attached [pid 3702] <... set_robust_list resumed>) = 0 [pid 3701] <... futex resumed>) = 0 [pid 3699] close(3 [pid 3698] <... futex resumed>) = 1 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 16 [pid 3704] set_robust_list(0x7f6e2577a9e0, 24 [pid 3703] set_robust_list(0x55555684f5e0, 24 [pid 3702] chdir("./6" [pid 3701] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3700] <... clone resumed>, parent_tid=[17], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 17 [pid 3699] <... close resumed>) = 0 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] close(27 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 15 [pid 3704] <... set_robust_list resumed>) = 0 [pid 3703] <... set_robust_list resumed>) = 0 [pid 3702] <... chdir resumed>) = 0 [pid 3701] <... openat resumed>) = 4 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] symlink("/dev/binderfs", "./binderfs" [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3704] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3703] chdir("./6" [pid 3702] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = 0 [pid 3703] <... chdir resumed>) = 0 [pid 3702] <... prctl resumed>) = 0 [pid 3701] <... futex resumed>) = 1 [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... symlink resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3695] close(28 [pid 3704] <... openat resumed>) = 3 [pid 3703] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3702] setpgid(0, 0 [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... prctl resumed>) = 0 [pid 3702] <... setpgid resumed>) = 0 [pid 3701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] <... futex resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3695] close(29 [pid 3704] <... futex resumed>) = 1 [pid 3703] setpgid(0, 0 [pid 3702] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3701] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3700] <... futex resumed>) = 0 [pid 3699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3695] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3704] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] <... setpgid resumed>) = 0 [pid 3702] <... symlink resumed>) = 0 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] <... mmap resumed>) = 0x7f6e2575a000 [pid 3695] exit_group(0 [pid 3704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3702] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3700] <... futex resumed>) = 0 [pid 3699] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3697] <... futex resumed>) = ? [pid 3695] <... exit_group resumed>) = ? [pid 3704] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3703] <... symlink resumed>) = 0 [pid 3702] <... symlink resumed>) = 0 [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3697] +++ exited with 0 +++ [pid 3702] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3704] <... openat resumed>) = 4 [pid 3703] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3702] <... symlink resumed>) = 0 [pid 3701] <... write resumed>) = 61440 [pid 3699] <... mprotect resumed>) = 0 [pid 3702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... openat resumed>) = 3 [pid 3701] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3695] +++ exited with 0 +++ [pid 3702] write(3, "1000", 4 [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... write resumed>) = 4 [pid 3701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3705 attached [pid 3703] <... symlink resumed>) = 0 [pid 3702] close(3 [pid 3701] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3705] set_robust_list(0x7f6e2577a9e0, 24 [pid 3704] <... futex resumed>) = 1 [pid 3703] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3702] <... close resumed>) = 0 [pid 3701] <... mmap resumed>) = 0x20000000 [pid 3700] <... futex resumed>) = 0 [pid 3699] <... clone resumed>, parent_tid=[17], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 17 [pid 3705] <... set_robust_list resumed>) = 0 [pid 3704] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] <... symlink resumed>) = 0 [pid 3702] symlink("/dev/binderfs", "./binderfs" [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3702] <... symlink resumed>) = 0 [pid 3701] <... futex resumed>) = 1 [pid 3700] <... futex resumed>) = 0 [pid 3699] <... futex resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3705] <... openat resumed>) = 3 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... openat resumed>) = 3 [pid 3702] <... futex resumed>) = 0 [pid 3701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... futex resumed>) = 0 [pid 3702] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3701] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3705] <... futex resumed>) = 1 [pid 3703] write(3, "1000", 4 [pid 3702] <... mmap resumed>) = 0x7f6e2575a000 [pid 3701] <... socket resumed>) = 5 [pid 3699] <... futex resumed>) = 0 [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] <... write resumed>) = 4 [pid 3702] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] close(3 [pid 3702] <... mprotect resumed>) = 0 [pid 3701] <... futex resumed>) = 1 [pid 3699] <... futex resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3612] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3705] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3704] <... write resumed>) = 61440 [pid 3703] <... close resumed>) = 0 [pid 3702] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3706 attached [pid 3705] <... openat resumed>) = 4 [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] symlink("/dev/binderfs", "./binderfs" [pid 3701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... futex resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3706] set_robust_list(0x7f6e2577a9e0, 24 [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 1 [pid 3703] <... symlink resumed>) = 0 [pid 3702] <... clone resumed>, parent_tid=[17], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 17 [pid 3700] <... futex resumed>) = 0 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] <... set_robust_list resumed>) = 0 [pid 3705] <... futex resumed>) = 1 [pid 3704] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] <... futex resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3706] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] <... futex resumed>) = 0 [pid 3702] <... futex resumed>) = 0 [pid 3701] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3700] <... futex resumed>) = 0 [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] fstat(3, [pid 3706] <... openat resumed>) = 3 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3704] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... futex resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3704] <... mmap resumed>) = 0x20000000 [pid 3703] <... mmap resumed>) = 0x7f6e2575a000 [pid 3702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] getdents64(3, [pid 3706] <... futex resumed>) = 0 [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3706] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3702] <... futex resumed>) = 0 [pid 3706] <... openat resumed>) = 4 [pid 3704] <... futex resumed>) = 1 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3701] socket(AF_XDP, SOCK_RAW, 0 [pid 3700] <... futex resumed>) = 0 [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3703] <... mprotect resumed>) = 0 [pid 3702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3701] <... socket resumed>) = 6 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 0 [pid 3612] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3706] <... futex resumed>) = 0 [pid 3703] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... futex resumed>) = 0 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3704] <... socket resumed>) = 5 [pid 3702] <... futex resumed>) = 0 [pid 3701] <... futex resumed>) = 0 [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3707 attached [pid 3705] <... write resumed>) = 61440 [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] lstat("./5/binderfs", [pid 3707] set_robust_list(0x7f6e2577a9e0, 24 [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 0 [pid 3703] <... clone resumed>, parent_tid=[16], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 16 [pid 3701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3707] <... set_robust_list resumed>) = 0 [pid 3705] <... futex resumed>) = 1 [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3700] <... futex resumed>) = 0 [pid 3699] <... futex resumed>) = 0 [pid 3698] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] <... write resumed>) = 61440 [pid 3612] unlink("./5/binderfs" [pid 3707] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3704] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3703] <... futex resumed>) = 0 [pid 3701] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... unlink resumed>) = 0 [pid 3707] <... openat resumed>) = 3 [pid 3706] <... futex resumed>) = 1 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3702] <... futex resumed>) = 0 [pid 3701] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3701] <... futex resumed>) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3707] <... futex resumed>) = 0 [pid 3706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3702] <... futex resumed>) = 0 [pid 3701] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] close(3 [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3706] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... close resumed>) = 0 [pid 3612] umount2("./5/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3706] <... mmap resumed>) = 0x20000000 [pid 3705] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] <... futex resumed>) = 0 [pid 3698] close(4 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... close resumed>) = 0 [pid 3706] <... futex resumed>) = 1 [pid 3705] <... mmap resumed>) = 0x20000000 [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... futex resumed>) = 0 [pid 3698] close(5 [pid 3612] lstat("./5/memory.events", [pid 3707] <... futex resumed>) = 0 [pid 3706] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... futex resumed>) = 1 [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = 0 [pid 3707] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] <... futex resumed>) = 1 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... futex resumed>) = 0 [pid 3699] <... futex resumed>) = 0 [pid 3698] close(6 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3707] <... openat resumed>) = 4 [pid 3706] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = 0 [pid 3612] unlink("./5/memory.events" [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] <... socket resumed>) = 5 [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3699] <... futex resumed>) = 0 [pid 3698] close(7 [pid 3707] <... futex resumed>) = 1 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3706] <... futex resumed>) = 1 [pid 3705] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... futex resumed>) = 0 [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] close(8 [pid 3612] <... unlink resumed>) = 0 [pid 3707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3706] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] <... socket resumed>) = 5 [pid 3703] <... futex resumed>) = 0 [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./5/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3707] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... futex resumed>) = 0 [pid 3698] close(9 [pid 3705] <... futex resumed>) = 1 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3706] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(10 [pid 3612] lstat("./5/cgroup", [pid 3707] <... write resumed>) = 61440 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(11 [pid 3707] <... futex resumed>) = 1 [pid 3703] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(12 [pid 3707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3705] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] <... futex resumed>) = 0 [pid 3699] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3707] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] close(13 [pid 3707] <... mmap resumed>) = 0x20000000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./5/cgroup" [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3705] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3698] close(14 [pid 3707] <... futex resumed>) = 1 [pid 3706] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3703] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3612] umount2("./5/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3707] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(15 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./5/cgroup.net", [pid 3707] <... socket resumed>) = 5 [pid 3703] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./5/cgroup.net" [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] close(16 [pid 3707] <... futex resumed>) = 0 [pid 3703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(17 [pid 3612] umount2("./5/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3707] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] close(18 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3707] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3700] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./5/cgroup.cpu", [pid 3700] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] close(19 [pid 3700] <... futex resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3698] close(20 [pid 3612] unlink("./5/cgroup.cpu" [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... mmap resumed>) = 0x7f6e25739000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3706] <... futex resumed>) = 1 [pid 3702] <... futex resumed>) = 0 [pid 3700] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3698] close(21 [pid 3612] <... unlink resumed>) = 0 [pid 3706] socket(AF_XDP, SOCK_RAW, 0 [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] <... mprotect resumed>) = 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3706] <... socket resumed>) = 6 [pid 3702] <... futex resumed>) = 0 [pid 3700] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3698] close(22 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3706] <... futex resumed>) = 0 [pid 3702] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3700] <... clone resumed>, parent_tid=[18], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 18 [pid 3698] close(23 [pid 3612] <... close resumed>) = 0 [pid 3706] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3700] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./5" [pid 3706] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3702] <... futex resumed>) = 0 [pid 3700] <... futex resumed>) = 0 [pid 3698] close(24 [pid 3706] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3702] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3700] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 3708 attached [pid 3706] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3698] close(25 [pid 3612] mkdir("./6", 0777 [pid 3708] set_robust_list(0x7f6e257599e0, 24 [pid 3706] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3708] <... set_robust_list resumed>) = 0 [pid 3706] <... futex resumed>) = 1 [pid 3702] <... futex resumed>) = 0 [pid 3698] close(26 [pid 3612] <... mkdir resumed>) = 0 [pid 3708] socket(AF_XDP, SOCK_RAW, 0 [pid 3706] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] close(3 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3708] <... socket resumed>) = 6 [pid 3702] <... close resumed>) = 0 [pid 3699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3698] close(27 [pid 3702] close(4 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3709 attached [pid 3708] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... close resumed>) = 0 [pid 3698] close(28 [pid 3709] set_robust_list(0x55555684f5e0, 24 [pid 3708] <... futex resumed>) = 1 [pid 3704] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3702] close(5 [pid 3700] <... futex resumed>) = 0 [pid 3699] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 15 [pid 3709] <... set_robust_list resumed>) = 0 [pid 3708] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... close resumed>) = 0 [pid 3700] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] <... futex resumed>) = 0 [pid 3698] close(29 [pid 3709] chdir("./6" [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3704] <... futex resumed>) = 0 [pid 3702] close(6 [pid 3700] <... futex resumed>) = 0 [pid 3699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3698] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] <... chdir resumed>) = 0 [pid 3705] <... futex resumed>) = 0 [pid 3702] <... close resumed>) = 0 [pid 3700] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3699] <... mmap resumed>) = 0x7f6e25739000 [pid 3698] exit_group(0 [pid 3704] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3702] close(7 [pid 3701] <... futex resumed>) = ? [pid 3699] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3698] <... exit_group resumed>) = ? [pid 3709] <... prctl resumed>) = 0 [pid 3704] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3701] +++ exited with 0 +++ [pid 3699] <... mprotect resumed>) = 0 [pid 3698] +++ exited with 0 +++ [pid 3709] setpgid(0, 0 [pid 3704] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] close(8 [pid 3699] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3710 attached [pid 3709] <... setpgid resumed>) = 0 [pid 3704] <... futex resumed>) = 1 [pid 3703] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3710] set_robust_list(0x7f6e257599e0, 24 [pid 3709] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3707] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3704] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] close(9 [pid 3700] close(3 [pid 3699] <... clone resumed>, parent_tid=[18], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 18 [pid 3613] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3710] <... set_robust_list resumed>) = 0 [pid 3709] <... symlink resumed>) = 0 [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... futex resumed>) = 0 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = 0 [pid 3699] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3710] socket(AF_XDP, SOCK_RAW, 0 [pid 3709] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3707] <... futex resumed>) = 0 [pid 3703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3702] close(10 [pid 3700] close(4 [pid 3699] <... futex resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3710] <... socket resumed>) = 6 [pid 3709] <... symlink resumed>) = 0 [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] <... mmap resumed>) = 0x7f6e25739000 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = 0 [pid 3699] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... openat resumed>) = 3 [pid 3710] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3703] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3702] close(11 [pid 3700] close(5 [pid 3699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] fstat(3, [pid 3710] <... futex resumed>) = 0 [pid 3709] <... symlink resumed>) = 0 [pid 3703] <... mprotect resumed>) = 0 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = 0 [pid 3699] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3710] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3705] <... futex resumed>) = 0 [pid 3703] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3702] close(12 [pid 3700] close(6 [pid 3699] <... futex resumed>) = 1 [pid 3613] getdents64(3, ./strace-static-x86_64: Process 3711 attached [pid 3709] <... openat resumed>) = 3 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = 0 [pid 3699] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3709] write(3, "1000", 4 [pid 3705] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3703] <... clone resumed>, parent_tid=[17], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 17 [pid 3702] close(13 [pid 3700] close(7 [pid 3613] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3711] set_robust_list(0x7f6e257599e0, 24) = 0 [pid 3709] <... write resumed>) = 4 [pid 3703] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3711] socket(AF_XDP, SOCK_RAW, 0 [pid 3709] close(3 [pid 3705] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3703] <... futex resumed>) = 0 [pid 3702] close(14 [pid 3700] close(8 [pid 3613] lstat("./6/binderfs", [pid 3711] <... socket resumed>) = 6 [pid 3709] <... close resumed>) = 0 [pid 3705] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3711] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] symlink("/dev/binderfs", "./binderfs" [pid 3705] <... futex resumed>) = 1 [pid 3703] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3702] close(15 [pid 3700] close(9 [pid 3699] <... futex resumed>) = 0 [pid 3613] unlink("./6/binderfs" [pid 3711] <... futex resumed>) = 0 [pid 3709] <... symlink resumed>) = 0 [pid 3705] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(3 [pid 3613] <... unlink resumed>) = 0 [pid 3711] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3707] <... futex resumed>) = 0 [pid 3703] <... futex resumed>) = 1 [pid 3702] close(16 [pid 3700] close(10 [pid 3699] <... close resumed>) = 0 [pid 3613] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3709] <... futex resumed>) = 0 [pid 3703] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3707] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(4 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3707] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3702] close(17 [pid 3700] close(11 [pid 3699] <... close resumed>) = 0 [pid 3613] lstat("./6/memory.events", [pid 3709] <... mmap resumed>) = 0x7f6e2575a000 [pid 3707] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(5 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3709] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3707] <... futex resumed>) = 1 [pid 3703] <... futex resumed>) = 0 [pid 3702] close(18 [pid 3700] close(12 [pid 3699] <... close resumed>) = 0 [pid 3613] unlink("./6/memory.events" [pid 3709] <... mprotect resumed>) = 0 [pid 3707] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] close(3 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(6 [pid 3613] <... unlink resumed>) = 0 [pid 3709] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3703] <... close resumed>) = 0 [pid 3702] close(19 [pid 3700] close(13 [pid 3699] <... close resumed>) = 0 [pid 3613] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3712 attached [pid 3703] close(4 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(7 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3712] set_robust_list(0x7f6e2577a9e0, 24 [pid 3709] <... clone resumed>, parent_tid=[16], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 16 [pid 3703] <... close resumed>) = 0 [pid 3702] close(20 [pid 3700] close(14 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./6/cgroup", [pid 3712] <... set_robust_list resumed>) = 0 [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] close(5 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(8 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3712] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3709] <... futex resumed>) = 0 [pid 3703] <... close resumed>) = 0 [pid 3702] close(21 [pid 3700] close(15 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./6/cgroup" [pid 3712] <... openat resumed>) = 3 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] close(6 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(9 [pid 3613] <... unlink resumed>) = 0 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] <... close resumed>) = 0 [pid 3702] close(22 [pid 3700] close(16 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3712] <... futex resumed>) = 0 [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] close(7 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(10 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3712] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3709] <... futex resumed>) = 0 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(23 [pid 3700] close(17 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./6/cgroup.net", [pid 3712] <... openat resumed>) = 4 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] close(8 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(11 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(24 [pid 3700] close(18 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./6/cgroup.net" [pid 3712] <... futex resumed>) = 0 [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] close(9 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(12 [pid 3613] <... unlink resumed>) = 0 [pid 3712] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3709] <... futex resumed>) = 0 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(25 [pid 3700] close(19 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] close(10 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(13 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(26 [pid 3700] close(20 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./6/cgroup.cpu", [pid 3703] close(11 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] close(14 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(27 [pid 3700] close(21 [pid 3613] unlink("./6/cgroup.cpu" [pid 3712] <... write resumed>) = 61440 [pid 3703] close(12 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(28 [pid 3700] close(22 [pid 3699] close(15 [pid 3613] getdents64(3, [pid 3712] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3703] close(13 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] close(29 [pid 3700] close(23 [pid 3699] close(16 [pid 3613] close(3 [pid 3712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3703] close(14 [pid 3702] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 3712] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] exit_group(0 [pid 3700] close(24 [pid 3699] close(17 [pid 3613] rmdir("./6" [pid 3712] <... mmap resumed>) = 0x20000000 [pid 3706] <... futex resumed>) = ? [pid 3703] close(15 [pid 3702] <... exit_group resumed>) = ? [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] +++ exited with 0 +++ [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3702] +++ exited with 0 +++ [pid 3700] close(25 [pid 3699] close(18 [pid 3613] mkdir("./7", 0777 [pid 3712] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3703] close(16 [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] close(26 [pid 3699] close(19 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3713 attached [pid 3712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3703] close(17 [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3713] set_robust_list(0x55555684f5e0, 24 [pid 3712] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] close(27 [pid 3699] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 18 [pid 3713] <... set_robust_list resumed>) = 0 [pid 3712] <... socket resumed>) = 5 [pid 3703] close(18 [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3713] chdir("./7" [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] close(28 [pid 3699] close(21 [pid 3615] <... openat resumed>) = 3 [pid 3713] <... chdir resumed>) = 0 [pid 3712] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3703] close(19 [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3713] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] close(29 [pid 3699] close(22 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3713] <... prctl resumed>) = 0 [pid 3712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... futex resumed>) = 0 [pid 3703] close(20 [pid 3700] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3713] setpgid(0, 0 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] exit_group(0 [pid 3713] <... setpgid resumed>) = 0 [pid 3708] <... futex resumed>) = ? [pid 3704] <... futex resumed>) = ? [pid 3703] close(21 [pid 3700] <... exit_group resumed>) = ? [pid 3699] close(23 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3713] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3712] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3708] +++ exited with 0 +++ [pid 3704] +++ exited with 0 +++ [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3700] +++ exited with 0 +++ [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3713] <... symlink resumed>) = 0 [pid 3703] close(22 [pid 3699] close(24 [pid 3703] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3703] close(23) = -1 EBADF (Bad file descriptor) [pid 3703] close(24) = -1 EBADF (Bad file descriptor) [pid 3703] close(25) = -1 EBADF (Bad file descriptor) [pid 3703] close(26) = -1 EBADF (Bad file descriptor) [pid 3703] close(27) = -1 EBADF (Bad file descriptor) [pid 3703] close(28) = -1 EBADF (Bad file descriptor) [pid 3703] close(29) = -1 EBADF (Bad file descriptor) [pid 3703] exit_group(0 [pid 3711] <... futex resumed>) = ? [pid 3707] <... futex resumed>) = ? [pid 3703] <... exit_group resumed>) = ? [pid 3713] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3711] +++ exited with 0 +++ [pid 3707] +++ exited with 0 +++ [pid 3703] +++ exited with 0 +++ [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./6/binderfs", [pid 3713] <... symlink resumed>) = 0 [pid 3699] close(25 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3699] close(26 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3713] <... symlink resumed>) = 0 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./6/binderfs" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3713] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3699] close(27) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3713] <... openat resumed>) = 3 [pid 3699] close(28 [pid 3611] <... openat resumed>) = 3 [pid 3713] write(3, "1000", 4 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] fstat(3, [pid 3610] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3713] <... write resumed>) = 4 [pid 3699] close(29 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3713] close(3 [pid 3699] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./6/memory.events", [pid 3611] getdents64(3, [pid 3610] <... openat resumed>) = 3 [pid 3713] <... close resumed>) = 0 [pid 3699] exit_group(0 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3713] symlink("/dev/binderfs", "./binderfs" [pid 3710] <... futex resumed>) = ? [pid 3705] <... futex resumed>) = ? [pid 3699] <... exit_group resumed>) = ? [pid 3615] unlink("./6/memory.events" [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] fstat(3, [pid 3713] <... symlink resumed>) = 0 [pid 3710] +++ exited with 0 +++ [pid 3705] +++ exited with 0 +++ [pid 3699] +++ exited with 0 +++ [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3713] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./6/binderfs", [pid 3713] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3713] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] lstat("./6/cgroup", [pid 3614] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3713] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3611] unlink("./6/binderfs" [pid 3713] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] unlink("./6/cgroup" [pid 3614] fstat(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3614] getdents64(3, [pid 3615] <... unlink resumed>) = 0 [pid 3610] lstat("./6/binderfs", [pid 3713] <... mprotect resumed>) = 0 [pid 3611] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3713] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] lstat("./6/memory.events", [pid 3610] unlink("./6/binderfs"./strace-static-x86_64: Process 3714 attached [pid 3615] lstat("./6/cgroup.net", [pid 3614] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3714] set_robust_list(0x7f6e2577a9e0, 24 [pid 3713] <... clone resumed>, parent_tid=[19], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 19 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./6/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 3714] <... set_robust_list resumed>) = 0 [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./6/cgroup.net" [pid 3614] lstat("./6/binderfs", [pid 3610] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3714] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3713] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3714] <... openat resumed>) = 3 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3614] unlink("./6/binderfs" [pid 3611] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./6/memory.events", [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3714] <... futex resumed>) = 0 [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3714] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3713] <... futex resumed>) = 0 [pid 3615] lstat("./6/cgroup.cpu", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./6/cgroup", [pid 3610] unlink("./6/memory.events" [pid 3714] <... openat resumed>) = 4 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./6/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3714] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] unlink("./6/cgroup.cpu" [pid 3614] unlink("./6/memory.events" [pid 3611] unlink("./6/cgroup" [pid 3610] <... unlink resumed>) = 0 [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3713] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3614] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3714] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] close(3 [pid 3614] lstat("./6/cgroup", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./6/cgroup", [pid 3615] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./6/cgroup" [pid 3611] lstat("./6/cgroup.net", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] rmdir("./6" [pid 3610] unlink("./6/cgroup" [pid 3611] unlink("./6/cgroup.net" [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3614] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./6/cgroup.net", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] lstat("./6/cgroup.cpu", [pid 3714] <... write resumed>) = 61440 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./6/cgroup.net" [pid 3610] lstat("./6/cgroup.net", [pid 3714] <... futex resumed>) = 1 [pid 3713] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3611] unlink("./6/cgroup.cpu" [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] mkdir("./7", 0777 [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3713] <... futex resumed>) = 0 [pid 3712] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = 1 [pid 3611] <... unlink resumed>) = 0 [pid 3714] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3712] socket(AF_XDP, SOCK_RAW, 0 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 3714] <... mmap resumed>) = 0x20000000 [pid 3712] <... socket resumed>) = 6 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3610] unlink("./6/cgroup.net" [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... futex resumed>) = 1 [pid 3712] <... futex resumed>) = 0 [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3715 attached [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3715] set_robust_list(0x55555684f5e0, 24 [pid 3713] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 18 [pid 3614] lstat("./6/cgroup.cpu", [pid 3611] close(3 [pid 3610] <... unlink resumed>) = 0 [pid 3715] <... set_robust_list resumed>) = 0 [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3715] chdir("./7" [pid 3714] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = 1 [pid 3709] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./6/cgroup.cpu" [pid 3611] <... close resumed>) = 0 [pid 3610] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3715] <... chdir resumed>) = 0 [pid 3714] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] <... futex resumed>) = 0 [pid 3709] <... futex resumed>) = 1 [pid 3614] <... unlink resumed>) = 0 [pid 3715] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3714] <... socket resumed>) = 5 [pid 3709] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] getdents64(3, [pid 3611] rmdir("./6" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3715] <... prctl resumed>) = 0 [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3715] setpgid(0, 0 [pid 3714] <... futex resumed>) = 1 [pid 3713] <... futex resumed>) = 0 [pid 3712] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] close(3 [pid 3611] <... rmdir resumed>) = 0 [pid 3610] lstat("./6/cgroup.cpu", [pid 3715] <... setpgid resumed>) = 0 [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3712] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... close resumed>) = 0 [pid 3611] mkdir("./7", 0777 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3715] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3713] <... futex resumed>) = 0 [pid 3712] <... futex resumed>) = 1 [pid 3709] <... futex resumed>) = 0 [pid 3614] rmdir("./6" [pid 3611] <... mkdir resumed>) = 0 [pid 3610] unlink("./6/cgroup.cpu" [pid 3715] <... symlink resumed>) = 0 [pid 3714] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] close(3 [pid 3614] <... rmdir resumed>) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3716 attached [pid 3715] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3709] <... close resumed>) = 0 [pid 3614] mkdir("./7", 0777 [pid 3610] getdents64(3, [pid 3716] set_robust_list(0x55555684f5e0, 24 [pid 3715] <... symlink resumed>) = 0 [pid 3709] close(4 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 19 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3716] <... set_robust_list resumed>) = 0 [pid 3715] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3709] <... close resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3610] close(3 [pid 3716] chdir("./7" [pid 3715] <... symlink resumed>) = 0 [pid 3709] close(5 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 [pid 3716] <... chdir resumed>) = 0 [pid 3715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3709] <... close resumed>) = 0 [pid 3610] rmdir("./6"./strace-static-x86_64: Process 3717 attached [pid 3716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3709] close(6 [pid 3610] <... rmdir resumed>) = 0 [pid 3716] <... prctl resumed>) = 0 [pid 3715] <... openat resumed>) = 3 [pid 3717] set_robust_list(0x55555684f5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 19 [pid 3610] mkdir("./7", 0777 [pid 3717] <... set_robust_list resumed>) = 0 [pid 3716] setpgid(0, 0 [pid 3715] write(3, "1000", 4 [pid 3709] <... close resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3717] chdir("./7" [pid 3716] <... setpgid resumed>) = 0 [pid 3715] <... write resumed>) = 4 [pid 3709] close(7 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3718 attached [pid 3717] <... chdir resumed>) = 0 [pid 3716] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3715] close(3 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] set_robust_list(0x55555684f5e0, 24 [pid 3717] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3716] <... symlink resumed>) = 0 [pid 3715] <... close resumed>) = 0 [pid 3709] close(8 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 18 [pid 3718] <... set_robust_list resumed>) = 0 [pid 3717] <... prctl resumed>) = 0 [pid 3716] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3715] symlink("/dev/binderfs", "./binderfs" [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] chdir("./7" [pid 3717] setpgid(0, 0 [pid 3716] <... symlink resumed>) = 0 [pid 3715] <... symlink resumed>) = 0 [pid 3709] close(9 [pid 3718] <... chdir resumed>) = 0 [pid 3717] <... setpgid resumed>) = 0 [pid 3716] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3715] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3717] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3716] <... symlink resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3709] close(10 [pid 3718] <... prctl resumed>) = 0 [pid 3717] <... symlink resumed>) = 0 [pid 3716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] setpgid(0, 0 [pid 3717] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3716] <... openat resumed>) = 3 [pid 3715] <... mmap resumed>) = 0x7f6e2575a000 [pid 3709] close(11 [pid 3718] <... setpgid resumed>) = 0 [pid 3717] <... symlink resumed>) = 0 [pid 3716] write(3, "1000", 4 [pid 3715] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3717] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3716] <... write resumed>) = 4 [pid 3715] <... mprotect resumed>) = 0 [pid 3709] close(12 [pid 3718] <... symlink resumed>) = 0 [pid 3717] <... symlink resumed>) = 0 [pid 3716] close(3 [pid 3715] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3714] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3719 attached [pid 3718] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3716] <... close resumed>) = 0 [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] close(13 [pid 3719] set_robust_list(0x7f6e2577a9e0, 24 [pid 3718] <... symlink resumed>) = 0 [pid 3716] symlink("/dev/binderfs", "./binderfs" [pid 3714] <... futex resumed>) = 1 [pid 3717] <... openat resumed>) = 3 [pid 3713] <... futex resumed>) = 0 [pid 3715] <... clone resumed>, parent_tid=[19], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 19 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3719] <... set_robust_list resumed>) = 0 [pid 3718] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3717] write(3, "1000", 4 [pid 3716] <... symlink resumed>) = 0 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] socket(AF_XDP, SOCK_RAW, 0 [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] close(14 [pid 3719] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3718] <... symlink resumed>) = 0 [pid 3717] <... write resumed>) = 4 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3714] <... socket resumed>) = 6 [pid 3713] <... futex resumed>) = 0 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3719] <... openat resumed>) = 3 [pid 3717] close(3 [pid 3716] <... futex resumed>) = 0 [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3709] close(15 [pid 3718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... close resumed>) = 0 [pid 3716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] <... openat resumed>) = 3 [pid 3719] <... futex resumed>) = 0 [pid 3718] write(3, "1000", 4 [pid 3717] symlink("/dev/binderfs", "./binderfs" [pid 3716] <... mmap resumed>) = 0x7f6e2575a000 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] close(16 [pid 3719] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3718] <... write resumed>) = 4 [pid 3717] <... symlink resumed>) = 0 [pid 3716] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3715] <... futex resumed>) = 0 [pid 3714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3713] <... futex resumed>) = 0 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3719] <... openat resumed>) = 4 [pid 3718] close(3 [pid 3717] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... mprotect resumed>) = 0 [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3709] close(17 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... close resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3716] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3715] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3714] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3720 attached [pid 3719] <... futex resumed>) = 0 [pid 3718] symlink("/dev/binderfs", "./binderfs" [pid 3717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3709] close(18 [pid 3720] set_robust_list(0x7f6e2577a9e0, 24 [pid 3719] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3718] <... symlink resumed>) = 0 [pid 3717] <... mmap resumed>) = 0x7f6e2575a000 [pid 3716] <... clone resumed>, parent_tid=[20], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 20 [pid 3715] <... futex resumed>) = 0 [pid 3714] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3720] <... set_robust_list resumed>) = 0 [pid 3718] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3714] <... futex resumed>) = 1 [pid 3713] <... futex resumed>) = 0 [pid 3709] close(19 [pid 3720] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3718] <... futex resumed>) = 0 [pid 3717] <... mprotect resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3714] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3713] close(3 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3717] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... close resumed>) = 0 [pid 3709] close(20 [pid 3720] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3721 attached [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... write resumed>) = 61440 [pid 3718] <... mmap resumed>) = 0x7f6e2575a000 [pid 3713] close(4 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3721] set_robust_list(0x7f6e2577a9e0, 24 [pid 3720] <... futex resumed>) = 1 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3717] <... clone resumed>, parent_tid=[20], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 20 [pid 3716] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = 0 [pid 3709] close(21 [pid 3721] <... set_robust_list resumed>) = 0 [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] <... futex resumed>) = 1 [pid 3718] <... mprotect resumed>) = 0 [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3713] close(5 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3721] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3717] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] <... close resumed>) = 0 [pid 3709] close(22./strace-static-x86_64: Process 3722 attached [pid 3721] <... openat resumed>) = 3 [pid 3720] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(6 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] <... futex resumed>) = 0 [pid 3722] set_robust_list(0x7f6e2577a9e0, 24 [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... openat resumed>) = 4 [pid 3719] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3718] <... clone resumed>, parent_tid=[19], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 19 [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... close resumed>) = 0 [pid 3709] close(23 [pid 3722] <... set_robust_list resumed>) = 0 [pid 3721] <... futex resumed>) = 0 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... mmap resumed>) = 0x20000000 [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] close(7 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3721] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3720] <... futex resumed>) = 1 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(24 [pid 3722] <... openat resumed>) = 3 [pid 3721] <... openat resumed>) = 4 [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] <... futex resumed>) = 1 [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] <... futex resumed>) = 0 [pid 3713] close(8 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... futex resumed>) = 0 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(25 [pid 3722] <... futex resumed>) = 0 [pid 3721] <... futex resumed>) = 0 [pid 3720] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] <... futex resumed>) = 0 [pid 3713] close(9 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3721] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3719] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3718] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(26 [pid 3719] <... socket resumed>) = 5 [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(10 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... write resumed>) = 61440 [pid 3719] <... futex resumed>) = 1 [pid 3715] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(27 [pid 3722] <... openat resumed>) = 4 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] close(11 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 1 [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... futex resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(28 [pid 3722] <... futex resumed>) = 1 [pid 3721] <... write resumed>) = 61440 [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3718] <... futex resumed>) = 0 [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(12 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3719] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] close(29 [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3721] <... futex resumed>) = 1 [pid 3720] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3718] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(13 [pid 3709] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3721] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3720] <... mmap resumed>) = 0x20000000 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3709] exit_group(0 [pid 3721] <... mmap resumed>) = 0x20000000 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... futex resumed>) = 0 [pid 3713] close(14 [pid 3712] <... futex resumed>) = ? [pid 3709] <... exit_group resumed>) = ? [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] <... futex resumed>) = 1 [pid 3719] <... futex resumed>) = 1 [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] <... futex resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3712] +++ exited with 0 +++ [pid 3721] <... futex resumed>) = 0 [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... futex resumed>) = 0 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3719] socket(AF_XDP, SOCK_RAW, 0 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] <... futex resumed>) = 0 [pid 3713] close(15 [pid 3709] +++ exited with 0 +++ [pid 3720] <... socket resumed>) = 5 [pid 3719] <... socket resumed>) = 6 [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3722] <... write resumed>) = 61440 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] close(16 [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... futex resumed>) = 0 [pid 3720] <... futex resumed>) = 1 [pid 3719] <... futex resumed>) = 1 [pid 3717] <... futex resumed>) = 1 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] <... futex resumed>) = 1 [pid 3721] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] <... futex resumed>) = 0 [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] close(17 [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3721] <... socket resumed>) = 5 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3719] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(18 [pid 3722] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3721] <... futex resumed>) = 1 [pid 3720] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3718] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3721] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] <... futex resumed>) = 0 [pid 3722] <... mmap resumed>) = 0x20000000 [pid 3719] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3713] close(19 [pid 3612] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3721] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3722] <... futex resumed>) = 1 [pid 3719] <... futex resumed>) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3715] <... futex resumed>) = 0 [pid 3713] close(20 [pid 3612] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3719] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(3 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = 0 [pid 3713] close(21 [pid 3612] <... openat resumed>) = 3 [pid 3722] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] close(4 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 3722] <... socket resumed>) = 5 [pid 3720] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3715] <... close resumed>) = 0 [pid 3713] close(22 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(5 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3722] <... futex resumed>) = 1 [pid 3720] <... futex resumed>) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = 0 [pid 3713] close(23 [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(6 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = 0 [pid 3713] close(24 [pid 3612] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3722] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3720] socket(AF_XDP, SOCK_RAW, 0 [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] close(7 [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3720] <... socket resumed>) = 6 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(8 [pid 3713] close(25 [pid 3720] <... futex resumed>) = 1 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./6/binderfs", [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(9 [pid 3713] close(26 [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3720] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3716] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3715] close(10 [pid 3713] close(27 [pid 3612] unlink("./6/binderfs" [pid 3720] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3720] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3715] close(11 [pid 3713] close(28 [pid 3612] umount2("./6/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3720] <... futex resumed>) = 1 [pid 3716] <... futex resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3720] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3716] close(3 [pid 3715] close(12 [pid 3713] close(29 [pid 3612] lstat("./6/memory.events", [pid 3716] <... close resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3713] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3716] close(4 [pid 3715] close(13 [pid 3713] exit_group(0 [pid 3612] unlink("./6/memory.events" [pid 3721] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3716] <... close resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3714] <... futex resumed>) = ? [pid 3713] <... exit_group resumed>) = ? [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] close(5 [pid 3715] close(14 [pid 3721] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3716] <... close resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3721] socket(AF_XDP, SOCK_RAW, 0 [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] close(6 [pid 3715] close(15 [pid 3721] <... socket resumed>) = 6 [pid 3717] <... futex resumed>) = 0 [pid 3716] <... close resumed>) = 0 [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3714] +++ exited with 0 +++ [pid 3713] +++ exited with 0 +++ [pid 3612] umount2("./6/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] close(7 [pid 3715] close(16 [pid 3721] <... futex resumed>) = 0 [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3721] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] close(8 [pid 3715] close(17 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3612] lstat("./6/cgroup", [pid 3721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] <... futex resumed>) = 0 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... restart_syscall resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3717] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] close(9 [pid 3715] close(18 [pid 3612] unlink("./6/cgroup" [pid 3721] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3721] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3716] close(10 [pid 3715] close(19 [pid 3613] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3721] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./6/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3721] <... futex resumed>) = 1 [pid 3717] <... futex resumed>) = 0 [pid 3716] close(11 [pid 3715] close(20 [pid 3613] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3721] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] close(3 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... openat resumed>) = 3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3717] <... close resumed>) = 0 [pid 3716] close(12 [pid 3715] close(21 [pid 3613] fstat(3, [pid 3612] lstat("./6/cgroup.net", [pid 3717] close(4 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3717] <... close resumed>) = 0 [pid 3716] close(13 [pid 3715] close(22 [pid 3613] getdents64(3, [pid 3612] unlink("./6/cgroup.net" [pid 3717] close(5 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3717] <... close resumed>) = 0 [pid 3716] close(14 [pid 3715] close(23 [pid 3613] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3717] close(6 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./6/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3717] <... close resumed>) = 0 [pid 3716] close(15 [pid 3715] close(24 [pid 3613] lstat("./7/binderfs", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3717] close(7 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] lstat("./6/cgroup.cpu", [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(16 [pid 3715] close(25 [pid 3613] unlink("./7/binderfs" [pid 3717] close(8 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(17 [pid 3715] close(26 [pid 3613] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./6/cgroup.cpu" [pid 3717] close(9 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(18 [pid 3715] close(27 [pid 3613] lstat("./7/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3717] close(10 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] getdents64(3, [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(19 [pid 3715] close(28 [pid 3613] unlink("./7/memory.events" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3717] close(11 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] close(3 [pid 3718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(20 [pid 3715] close(29 [pid 3613] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... close resumed>) = 0 [pid 3718] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] close(12 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] rmdir("./6" [pid 3718] <... futex resumed>) = 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(21 [pid 3715] exit_group(0 [pid 3613] lstat("./7/cgroup", [pid 3717] close(13 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3715] <... exit_group resumed>) = ? [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3719] <... futex resumed>) = ? [pid 3722] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(22 [pid 3613] unlink("./7/cgroup" [pid 3612] mkdir("./7", 0777 [pid 3717] close(14 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(23 [pid 3613] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3719] +++ exited with 0 +++ [pid 3715] +++ exited with 0 +++ [pid 3717] close(15 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3718] <... mmap resumed>) = 0x7f6e25739000 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(24 [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./7/cgroup.net", [pid 3612] <... mkdir resumed>) = 0 [pid 3722] <... futex resumed>) = 0 [pid 3718] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3717] close(16 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(25 [pid 3615] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./7/cgroup.net" [pid 3717] close(17 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3723 attached [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] <... mprotect resumed>) = 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(26 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3723] set_robust_list(0x55555684f5e0, 24 [pid 3718] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3717] close(18 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 17 ./strace-static-x86_64: Process 3724 attached [pid 3723] <... set_robust_list resumed>) = 0 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(27 [pid 3615] <... openat resumed>) = 3 [pid 3613] lstat("./7/cgroup.cpu", [pid 3724] set_robust_list(0x7f6e257599e0, 24 [pid 3723] chdir("./7" [pid 3718] <... clone resumed>, parent_tid=[20], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 20 [pid 3717] close(19 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3724] <... set_robust_list resumed>) = 0 [pid 3723] <... chdir resumed>) = 0 [pid 3718] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(28 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] unlink("./7/cgroup.cpu" [pid 3724] socket(AF_XDP, SOCK_RAW, 0 [pid 3723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3718] <... futex resumed>) = 0 [pid 3717] close(20 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3613] <... unlink resumed>) = 0 [pid 3724] <... socket resumed>) = 6 [pid 3723] <... prctl resumed>) = 0 [pid 3718] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] close(29 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] getdents64(3, [pid 3724] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] setpgid(0, 0 [pid 3718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] close(21 [pid 3716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3724] <... futex resumed>) = 0 [pid 3723] <... setpgid resumed>) = 0 [pid 3718] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] exit_group(0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] close(3 [pid 3724] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3723] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3722] <... futex resumed>) = 0 [pid 3720] <... futex resumed>) = ? [pid 3718] <... futex resumed>) = 1 [pid 3717] close(22 [pid 3716] <... exit_group resumed>) = ? [pid 3615] lstat("./7/binderfs", [pid 3613] <... close resumed>) = 0 [pid 3723] <... symlink resumed>) = 0 [pid 3722] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3720] +++ exited with 0 +++ [pid 3718] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3716] +++ exited with 0 +++ [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3723] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3722] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3717] close(23 [pid 3615] unlink("./7/binderfs" [pid 3613] rmdir("./7" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3723] <... symlink resumed>) = 0 [pid 3722] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3723] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3722] <... futex resumed>) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3717] close(24 [pid 3615] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] mkdir("./8", 0777 [pid 3723] <... symlink resumed>) = 0 [pid 3722] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3718] close(3 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3718] <... close resumed>) = 0 [pid 3717] close(25 [pid 3615] lstat("./7/memory.events", [pid 3613] <... mkdir resumed>) = 0 [pid 3723] <... openat resumed>) = 3 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3718] close(4 [pid 3723] write(3, "1000", 4 [pid 3717] close(26 [pid 3615] unlink("./7/memory.events" [pid 3723] <... write resumed>) = 4 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3725 attached [pid 3723] close(3 [pid 3718] <... close resumed>) = 0 [pid 3717] close(27 [pid 3615] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3725] set_robust_list(0x55555684f5e0, 24 [pid 3723] <... close resumed>) = 0 [pid 3718] close(5 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 20 [pid 3725] <... set_robust_list resumed>) = 0 [pid 3615] lstat("./7/cgroup", [pid 3725] chdir("./8" [pid 3723] symlink("/dev/binderfs", "./binderfs" [pid 3718] <... close resumed>) = 0 [pid 3717] close(28 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3725] <... chdir resumed>) = 0 [pid 3615] unlink("./7/cgroup" [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3723] <... symlink resumed>) = 0 [pid 3718] close(6 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3725] <... prctl resumed>) = 0 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... close resumed>) = 0 [pid 3717] close(29 [pid 3615] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3725] setpgid(0, 0 [pid 3723] <... futex resumed>) = 0 [pid 3718] close(7 [pid 3717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... openat resumed>) = 3 [pid 3725] <... setpgid resumed>) = 0 [pid 3723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3717] exit_group(0 [pid 3615] lstat("./7/cgroup.net", [pid 3611] fstat(3, [pid 3725] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3723] <... mmap resumed>) = 0x7f6e2575a000 [pid 3721] <... futex resumed>) = ? [pid 3718] close(8 [pid 3717] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3725] <... symlink resumed>) = 0 [pid 3723] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3721] +++ exited with 0 +++ [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3717] +++ exited with 0 +++ [pid 3615] unlink("./7/cgroup.net" [pid 3611] getdents64(3, [pid 3725] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3723] <... mprotect resumed>) = 0 [pid 3718] close(9 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3725] <... symlink resumed>) = 0 [pid 3723] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3726 attached [pid 3725] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3718] close(10 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3726] set_robust_list(0x7f6e2577a9e0, 24 [pid 3725] <... symlink resumed>) = 0 [pid 3723] <... clone resumed>, parent_tid=[18], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 18 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./7/cgroup.cpu", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./7/binderfs", [pid 3726] <... set_robust_list resumed>) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(11 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3726] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3725] <... openat resumed>) = 3 [pid 3723] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./7/cgroup.cpu" [pid 3611] unlink("./7/binderfs" [pid 3614] <... openat resumed>) = 3 [pid 3726] <... openat resumed>) = 3 [pid 3725] write(3, "1000", 4 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] close(12 [pid 3615] <... unlink resumed>) = 0 [pid 3614] fstat(3, [pid 3611] <... unlink resumed>) = 0 [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... write resumed>) = 4 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3726] <... futex resumed>) = 0 [pid 3725] close(3 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(13 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] getdents64(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3726] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3725] <... close resumed>) = 0 [pid 3723] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] lstat("./7/memory.events", [pid 3726] <... openat resumed>) = 4 [pid 3725] symlink("/dev/binderfs", "./binderfs" [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] close(14 [pid 3615] <... close resumed>) = 0 [pid 3614] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... symlink resumed>) = 0 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./7" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./7/memory.events" [pid 3726] <... futex resumed>) = 0 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(15 [pid 3615] <... rmdir resumed>) = 0 [pid 3614] lstat("./7/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 3726] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3725] <... futex resumed>) = 0 [pid 3723] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./8", 0777 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] close(16 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./7/cgroup", [pid 3725] <... mmap resumed>) = 0x7f6e2575a000 [pid 3718] close(17 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] unlink("./7/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./7/cgroup" [pid 3725] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3718] close(18 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3725] <... mprotect resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3718] close(19 [pid 3611] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3727 attached [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3727] set_robust_list(0x55555684f5e0, 24 [pid 3725] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3718] close(20 [pid 3614] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./7/cgroup.net", [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 20 ./strace-static-x86_64: Process 3728 attached [pid 3727] <... set_robust_list resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3728] set_robust_list(0x7f6e2577a9e0, 24 [pid 3727] chdir("./8" [pid 3726] <... write resumed>) = 61440 [pid 3725] <... clone resumed>, parent_tid=[21], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 21 [pid 3718] close(21 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./7/cgroup.net" [pid 3728] <... set_robust_list resumed>) = 0 [pid 3727] <... chdir resumed>) = 0 [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./7/memory.events", [pid 3611] <... unlink resumed>) = 0 [pid 3728] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3726] <... futex resumed>) = 1 [pid 3725] <... futex resumed>) = 0 [pid 3723] <... futex resumed>) = 0 [pid 3718] close(22 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3728] <... openat resumed>) = 3 [pid 3727] <... prctl resumed>) = 0 [pid 3726] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./7/memory.events" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] setpgid(0, 0 [pid 3726] <... mmap resumed>) = 0x20000000 [pid 3723] <... futex resumed>) = 0 [pid 3718] close(23 [pid 3611] lstat("./7/cgroup.cpu", [pid 3727] <... setpgid resumed>) = 0 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3727] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3718] close(24 [pid 3614] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./7/cgroup.cpu" [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] <... symlink resumed>) = 0 [pid 3726] <... futex resumed>) = 0 [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3726] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3725] <... futex resumed>) = 0 [pid 3723] <... futex resumed>) = 0 [pid 3718] close(25 [pid 3614] lstat("./7/cgroup", [pid 3611] getdents64(3, [pid 3728] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3727] <... symlink resumed>) = 0 [pid 3726] <... socket resumed>) = 5 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3728] <... openat resumed>) = 4 [pid 3727] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(26 [pid 3614] unlink("./7/cgroup" [pid 3611] close(3 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... symlink resumed>) = 0 [pid 3726] <... futex resumed>) = 1 [pid 3723] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3728] <... futex resumed>) = 1 [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3726] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] <... futex resumed>) = 0 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] close(27 [pid 3614] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] rmdir("./7" [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] <... openat resumed>) = 3 [pid 3726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... rmdir resumed>) = 0 [pid 3728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] write(3, "1000", 4 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] close(28 [pid 3611] mkdir("./8", 0777 [pid 3728] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3727] <... write resumed>) = 4 [pid 3726] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3725] <... futex resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./7/cgroup.net", [pid 3611] <... mkdir resumed>) = 0 [pid 3727] close(3 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] close(29 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3729 attached [pid 3727] <... close resumed>) = 0 [pid 3718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3729] set_robust_list(0x55555684f5e0, 24 [pid 3727] symlink("/dev/binderfs", "./binderfs" [pid 3718] exit_group(0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 21 [pid 3729] <... set_robust_list resumed>) = 0 [pid 3727] <... symlink resumed>) = 0 [pid 3724] <... futex resumed>) = ? [pid 3722] <... futex resumed>) = ? [pid 3718] <... exit_group resumed>) = ? [pid 3614] unlink("./7/cgroup.net" [pid 3729] chdir("./8" [pid 3727] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3722] +++ exited with 0 +++ [pid 3729] <... chdir resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3729] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3729] <... prctl resumed>) = 0 [pid 3727] <... mmap resumed>) = 0x7f6e2575a000 [pid 3729] setpgid(0, 0 [pid 3727] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3729] <... setpgid resumed>) = 0 [pid 3727] <... mprotect resumed>) = 0 [pid 3724] +++ exited with 0 +++ [pid 3718] +++ exited with 0 +++ [pid 3729] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3727] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... unlink resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- ./strace-static-x86_64: Process 3730 attached [pid 3729] <... symlink resumed>) = 0 [pid 3728] <... write resumed>) = 61440 [pid 3614] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3730] set_robust_list(0x7f6e2577a9e0, 24 [pid 3729] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... clone resumed>, parent_tid=[21], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 21 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3730] <... set_robust_list resumed>) = 0 [pid 3729] <... symlink resumed>) = 0 [pid 3728] <... futex resumed>) = 1 [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = 0 [pid 3614] lstat("./7/cgroup.cpu", [pid 3730] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3729] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] <... futex resumed>) = 0 [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3730] <... openat resumed>) = 3 [pid 3729] <... symlink resumed>) = 0 [pid 3728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... futex resumed>) = 0 [pid 3614] unlink("./7/cgroup.cpu" [pid 3610] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3728] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3730] <... futex resumed>) = 0 [pid 3729] <... openat resumed>) = 3 [pid 3728] <... mmap resumed>) = 0x20000000 [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3610] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3730] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3729] write(3, "1000", 4 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3730] <... openat resumed>) = 4 [pid 3729] <... write resumed>) = 4 [pid 3728] <... futex resumed>) = 1 [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... futex resumed>) = 0 [pid 3614] close(3 [pid 3610] fstat(3, [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] close(3 [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... close resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3730] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = 0 [pid 3728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = 0 [pid 3614] rmdir("./7" [pid 3610] getdents64(3, [pid 3730] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3729] symlink("/dev/binderfs", "./binderfs" [pid 3728] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3727] <... futex resumed>) = 0 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3729] <... symlink resumed>) = 0 [pid 3728] <... socket resumed>) = 5 [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... rmdir resumed>) = 0 [pid 3610] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3729] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./8", 0777 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3729] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 1 [pid 3725] <... futex resumed>) = 0 [pid 3610] lstat("./7/binderfs", [pid 3729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3729] <... mmap resumed>) = 0x7f6e2575a000 [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] unlink("./7/binderfs" [pid 3730] <... write resumed>) = 61440 [pid 3729] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3725] <... futex resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... unlink resumed>) = 0 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] <... mprotect resumed>) = 0 [pid 3728] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3730] <... futex resumed>) = 1 [pid 3729] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3727] <... futex resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3731 attached [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] lstat("./7/memory.events", [pid 3731] set_robust_list(0x55555684f5e0, 24 [pid 3730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3729] <... clone resumed>, parent_tid=[22], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 22 [pid 3727] <... futex resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 3732 attached [pid 3731] <... set_robust_list resumed>) = 0 [pid 3730] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] unlink("./7/memory.events" [pid 3732] set_robust_list(0x7f6e2577a9e0, 24 [pid 3731] chdir("./8" [pid 3730] <... mmap resumed>) = 0x20000000 [pid 3729] <... futex resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 21 [pid 3610] <... unlink resumed>) = 0 [pid 3732] <... set_robust_list resumed>) = 0 [pid 3731] <... chdir resumed>) = 0 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3610] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3732] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3730] <... futex resumed>) = 1 [pid 3727] <... futex resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] <... prctl resumed>) = 0 [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] lstat("./7/cgroup", [pid 3732] <... openat resumed>) = 3 [pid 3731] setpgid(0, 0 [pid 3730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] <... futex resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... setpgid resumed>) = 0 [pid 3730] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3610] unlink("./7/cgroup" [pid 3732] <... futex resumed>) = 1 [pid 3731] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3730] <... socket resumed>) = 5 [pid 3729] <... futex resumed>) = 0 [pid 3726] <... futex resumed>) = 0 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... unlink resumed>) = 0 [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... symlink resumed>) = 0 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] socket(AF_XDP, SOCK_RAW, 0 [pid 3723] <... futex resumed>) = 0 [pid 3610] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3730] <... futex resumed>) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3726] <... socket resumed>) = 6 [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3732] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3731] <... symlink resumed>) = 0 [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] lstat("./7/cgroup.net", [pid 3732] <... openat resumed>) = 4 [pid 3731] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] <... futex resumed>) = 0 [pid 3726] <... futex resumed>) = 0 [pid 3723] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... symlink resumed>) = 0 [pid 3730] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3728] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] <... futex resumed>) = 0 [pid 3610] unlink("./7/cgroup.net" [pid 3726] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3732] <... futex resumed>) = 1 [pid 3731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3729] <... futex resumed>) = 0 [pid 3726] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3723] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... unlink resumed>) = 0 [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... openat resumed>) = 3 [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] write(3, "1000", 4 [pid 3729] <... futex resumed>) = 0 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3726] <... futex resumed>) = 0 [pid 3723] close(3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3732] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3731] <... write resumed>) = 4 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] <... futex resumed>) = 1 [pid 3726] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3723] <... close resumed>) = 0 [pid 3610] lstat("./7/cgroup.cpu", [pid 3731] close(3 [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3723] close(4 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3731] <... close resumed>) = 0 [pid 3725] <... futex resumed>) = 0 [pid 3723] <... close resumed>) = 0 [pid 3610] unlink("./7/cgroup.cpu" [pid 3731] symlink("/dev/binderfs", "./binderfs" [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] close(5 [pid 3731] <... symlink resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3723] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3732] <... write resumed>) = 61440 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] socket(AF_XDP, SOCK_RAW, 0 [pid 3725] <... futex resumed>) = 1 [pid 3723] close(6 [pid 3610] getdents64(3, [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... futex resumed>) = 0 [pid 3728] <... socket resumed>) = 6 [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] <... close resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3732] <... futex resumed>) = 1 [pid 3731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3729] <... futex resumed>) = 0 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3723] close(7 [pid 3610] close(3 [pid 3731] <... mmap resumed>) = 0x7f6e2575a000 [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3728] <... futex resumed>) = 0 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 3725] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... mmap resumed>) = 0x20000000 [pid 3731] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3729] <... futex resumed>) = 0 [pid 3723] close(8 [pid 3610] rmdir("./7" [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... mprotect resumed>) = 0 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3725] <... futex resumed>) = 0 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 3732] <... futex resumed>) = 0 [pid 3731] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3728] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3725] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] close(9 [pid 3610] mkdir("./8", 0777./strace-static-x86_64: Process 3733 attached [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... mkdir resumed>) = 0 [pid 3733] set_robust_list(0x7f6e2577a9e0, 24 [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... clone resumed>, parent_tid=[22], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 22 [pid 3729] <... futex resumed>) = 0 [pid 3728] <... futex resumed>) = 0 [pid 3725] close(3 [pid 3723] close(10 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3734 attached [pid 3733] <... set_robust_list resumed>) = 0 [pid 3732] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3728] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] <... close resumed>) = 0 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3733] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3732] <... socket resumed>) = 5 [pid 3731] <... futex resumed>) = 0 [pid 3725] close(4 [pid 3723] close(11 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 21 [pid 3734] set_robust_list(0x55555684f5e0, 24 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... set_robust_list resumed>) = 0 [pid 3733] <... openat resumed>) = 3 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = 0 [pid 3723] close(12 [pid 3734] chdir("./8" [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3725] close(5 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... chdir resumed>) = 0 [pid 3733] <... futex resumed>) = 1 [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... futex resumed>) = 0 [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = 0 [pid 3723] close(13 [pid 3734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] <... futex resumed>) = 0 [pid 3725] close(6 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... prctl resumed>) = 0 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] close(14 [pid 3734] setpgid(0, 0 [pid 3733] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... close resumed>) = 0 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... setpgid resumed>) = 0 [pid 3733] <... openat resumed>) = 4 [pid 3732] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3730] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3725] close(7 [pid 3723] close(15 [pid 3734] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... symlink resumed>) = 0 [pid 3733] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 1 [pid 3727] <... futex resumed>) = 0 [pid 3725] close(8 [pid 3723] close(16 [pid 3734] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... symlink resumed>) = 0 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3727] <... futex resumed>) = 0 [pid 3725] close(9 [pid 3723] close(17 [pid 3734] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3733] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] socket(AF_XDP, SOCK_RAW, 0 [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... symlink resumed>) = 0 [pid 3732] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3730] <... socket resumed>) = 6 [pid 3725] close(10 [pid 3723] close(18 [pid 3734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3733] <... write resumed>) = 61440 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... openat resumed>) = 3 [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 1 [pid 3730] <... futex resumed>) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3725] close(11 [pid 3723] close(19 [pid 3734] write(3, "1000", 4 [pid 3733] <... futex resumed>) = 1 [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... futex resumed>) = 0 [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3727] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... write resumed>) = 4 [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3729] <... futex resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3725] close(12 [pid 3723] close(20 [pid 3734] close(3 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3732] socket(AF_XDP, SOCK_RAW, 0 [pid 3731] <... futex resumed>) = 0 [pid 3727] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... close resumed>) = 0 [pid 3733] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3732] <... socket resumed>) = 6 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] close(13 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] symlink("/dev/binderfs", "./binderfs" [pid 3733] <... mmap resumed>) = 0x20000000 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] close(21 [pid 3734] <... symlink resumed>) = 0 [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 0 [pid 3725] close(14 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = 0 [pid 3730] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3729] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3732] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... futex resumed>) = 0 [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3730] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] <... futex resumed>) = 0 [pid 3725] close(15 [pid 3723] close(22 [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3730] <... futex resumed>) = 1 [pid 3729] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3727] <... futex resumed>) = 0 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... mmap resumed>) = 0x7f6e2575a000 [pid 3733] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3730] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] close(3 [pid 3725] close(16 [pid 3723] close(23 [pid 3732] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3734] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3733] <... socket resumed>) = 5 [pid 3727] <... close resumed>) = 0 [pid 3732] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... mprotect resumed>) = 0 [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] <... futex resumed>) = 1 [pid 3729] <... futex resumed>) = 0 [pid 3727] close(4 [pid 3725] close(17 [pid 3723] close(24 [pid 3734] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3733] <... futex resumed>) = 1 [pid 3732] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... futex resumed>) = 0 [pid 3729] close(3 [pid 3727] <... close resumed>) = 0 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3735 attached [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] <... close resumed>) = 0 [pid 3727] close(5 [pid 3725] close(18 [pid 3723] close(25 [pid 3735] set_robust_list(0x7f6e2577a9e0, 24 [pid 3734] <... clone resumed>, parent_tid=[22], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 22 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3729] close(4 [pid 3727] <... close resumed>) = 0 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] <... set_robust_list resumed>) = 0 [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3729] <... close resumed>) = 0 [pid 3727] close(6 [pid 3725] close(19 [pid 3723] close(26 [pid 3735] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3734] <... futex resumed>) = 0 [pid 3733] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3729] close(5 [pid 3727] <... close resumed>) = 0 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3725] close(20 [pid 3735] <... openat resumed>) = 3 [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = 0 [pid 3727] close(7 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] close(27 [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] close(6 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] close(21 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = 0 [pid 3727] close(8 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] close(28 [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3733] socket(AF_XDP, SOCK_RAW, 0 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3729] close(7 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] close(22 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3733] <... socket resumed>) = 6 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(9 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] close(29 [pid 3735] <... openat resumed>) = 4 [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] close(8 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] close(23 [pid 3723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(10 [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] exit_group(0 [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] close(9 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3726] <... futex resumed>) = ? [pid 3725] close(24 [pid 3723] <... exit_group resumed>) = ? [pid 3735] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3731] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(11 [pid 3726] +++ exited with 0 +++ [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3734] <... futex resumed>) = 0 [pid 3733] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3731] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3725] close(25 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3729] close(10 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3723] +++ exited with 0 +++ [pid 3733] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(12 [pid 3725] close(26 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3735] <... write resumed>) = 61440 [pid 3733] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3729] close(11 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3733] <... futex resumed>) = 1 [pid 3731] <... futex resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(13 [pid 3725] close(27 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3733] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] close(3 [pid 3729] close(12 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... close resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(14 [pid 3725] close(28 [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3731] close(4 [pid 3729] close(13 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3735] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... close resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(15 [pid 3725] close(29 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3735] <... mmap resumed>) = 0x20000000 [pid 3731] close(5 [pid 3729] close(14 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... close resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(16 [pid 3725] exit_group(0 [pid 3612] <... openat resumed>) = 3 [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3731] close(6 [pid 3729] close(15 [pid 3728] <... futex resumed>) = ? [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3725] <... exit_group resumed>) = ? [pid 3612] fstat(3, [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... close resumed>) = 0 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3728] +++ exited with 0 +++ [pid 3727] close(17 [pid 3725] +++ exited with 0 +++ [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3731] close(7 [pid 3729] close(16 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] getdents64(3, [pid 3735] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(18 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3735] <... socket resumed>) = 5 [pid 3731] close(8 [pid 3729] close(17 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(19 [pid 3613] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3731] close(9 [pid 3729] close(18 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./7/binderfs", [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(20 [pid 3613] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3735] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... futex resumed>) = 0 [pid 3731] close(10 [pid 3729] close(19 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... openat resumed>) = 3 [pid 3612] unlink("./7/binderfs" [pid 3735] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(21 [pid 3613] fstat(3, [pid 3612] <... unlink resumed>) = 0 [pid 3731] close(11 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./7/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(20 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] close(12 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(22 [pid 3612] lstat("./7/memory.events", [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(21 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3731] close(13 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(23 [pid 3613] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./7/memory.events" [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(22 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3731] close(14 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(24 [pid 3613] lstat("./8/binderfs", [pid 3612] umount2("./7/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(23 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] close(15 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(25 [pid 3613] unlink("./8/binderfs" [pid 3612] lstat("./7/cgroup", [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(24 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3731] close(16 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(26 [pid 3613] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./7/cgroup" [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(25 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3731] close(17 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(27 [pid 3613] lstat("./8/memory.events", [pid 3612] umount2("./7/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(26 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] close(18 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(28 [pid 3613] unlink("./8/memory.events" [pid 3612] lstat("./7/cgroup.net", [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(27 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3731] close(19 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] close(29 [pid 3613] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./7/cgroup.net" [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] close(28 [pid 3727] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3731] close(20 [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3727] exit_group(0 [pid 3613] lstat("./8/cgroup", [pid 3612] umount2("./7/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3730] <... futex resumed>) = ? [pid 3729] close(29 [pid 3727] <... exit_group resumed>) = ? [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3731] close(21 [pid 3730] +++ exited with 0 +++ [pid 3729] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./8/cgroup" [pid 3612] lstat("./7/cgroup.cpu", [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] exit_group(0 [pid 3727] +++ exited with 0 +++ [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3732] <... futex resumed>) = ? [pid 3731] close(22 [pid 3729] <... exit_group resumed>) = ? [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./7/cgroup.cpu" [pid 3732] +++ exited with 0 +++ [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3729] +++ exited with 0 +++ [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3731] close(23 [pid 3613] lstat("./8/cgroup.net", [pid 3612] getdents64(3, [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3731] close(24 [pid 3613] unlink("./8/cgroup.net" [pid 3612] close(3 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3731] close(25 [pid 3613] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] rmdir("./7" [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... rmdir resumed>) = 0 [pid 3731] close(26 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./8/cgroup.cpu", [pid 3612] mkdir("./8", 0777 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3731] close(27 [pid 3615] <... openat resumed>) = 3 [pid 3613] unlink("./8/cgroup.cpu" [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3736 attached [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3736] set_robust_list(0x55555684f5e0, 24 [pid 3731] close(28 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 19 [pid 3611] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3736] <... set_robust_list resumed>) = 0 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3736] chdir("./8" [pid 3731] close(29 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] close(3 [pid 3611] <... openat resumed>) = 3 [pid 3736] <... chdir resumed>) = 0 [pid 3731] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... close resumed>) = 0 [pid 3611] fstat(3, [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3731] exit_group(0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] rmdir("./8" [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3736] <... prctl resumed>) = 0 [pid 3733] <... futex resumed>) = ? [pid 3731] <... exit_group resumed>) = ? [pid 3615] lstat("./8/binderfs", [pid 3613] <... rmdir resumed>) = 0 [pid 3611] getdents64(3, [pid 3736] setpgid(0, 0 [pid 3733] +++ exited with 0 +++ [pid 3731] +++ exited with 0 +++ [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] mkdir("./9", 0777 [pid 3736] <... setpgid resumed>) = 0 [pid 3615] unlink("./8/binderfs" [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] <... mkdir resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3736] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] <... unlink resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3737 attached [pid 3736] <... symlink resumed>) = 0 [pid 3734] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3737] set_robust_list(0x55555684f5e0, 24 [pid 3736] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3734] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 22 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3737] <... set_robust_list resumed>) = 0 [pid 3734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] lstat("./8/memory.events", [pid 3737] chdir("./9" [pid 3736] <... symlink resumed>) = 0 [pid 3734] <... mmap resumed>) = 0x7f6e25739000 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./8/binderfs", [pid 3737] <... chdir resumed>) = 0 [pid 3736] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3734] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3615] unlink("./8/memory.events" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3737] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3736] <... symlink resumed>) = 0 [pid 3735] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3734] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3737] <... prctl resumed>) = 0 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 3611] unlink("./8/binderfs"./strace-static-x86_64: Process 3738 attached [pid 3737] setpgid(0, 0 [pid 3736] <... openat resumed>) = 3 [pid 3735] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] fstat(3, [pid 3738] set_robust_list(0x7f6e257599e0, 24 [pid 3737] <... setpgid resumed>) = 0 [pid 3736] write(3, "1000", 4 [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] <... clone resumed>, parent_tid=[23], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 23 [pid 3615] lstat("./8/cgroup", [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3738] <... set_robust_list resumed>) = 0 [pid 3737] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3736] <... write resumed>) = 4 [pid 3734] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] getdents64(3, [pid 3611] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3738] socket(AF_XDP, SOCK_RAW, 0 [pid 3737] <... symlink resumed>) = 0 [pid 3736] close(3 [pid 3734] <... futex resumed>) = 0 [pid 3615] unlink("./8/cgroup" [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3738] <... socket resumed>) = 6 [pid 3737] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3736] <... close resumed>) = 0 [pid 3734] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3738] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... symlink resumed>) = 0 [pid 3736] symlink("/dev/binderfs", "./binderfs" [pid 3734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./8/memory.events", [pid 3738] <... futex resumed>) = 0 [pid 3737] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3736] <... symlink resumed>) = 0 [pid 3734] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./8/binderfs", [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3738] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... symlink resumed>) = 0 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3735] <... futex resumed>) = 0 [pid 3734] <... futex resumed>) = 1 [pid 3615] lstat("./8/cgroup.net", [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./8/memory.events" [pid 3737] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3736] <... futex resumed>) = 0 [pid 3734] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./8/binderfs" [pid 3737] <... openat resumed>) = 3 [pid 3736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3735] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] unlink("./8/cgroup.net" [pid 3614] <... unlink resumed>) = 0 [pid 3737] write(3, "1000", 4 [pid 3736] <... mmap resumed>) = 0x7f6e2575a000 [pid 3735] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3737] <... write resumed>) = 4 [pid 3736] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3735] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3737] close(3 [pid 3736] <... mprotect resumed>) = 0 [pid 3735] <... futex resumed>) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./8/memory.events", [pid 3737] <... close resumed>) = 0 [pid 3736] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3735] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3734] close(3 [pid 3615] lstat("./8/cgroup.cpu", [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3739 attached [pid 3737] symlink("/dev/binderfs", "./binderfs" [pid 3734] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./8/memory.events" [pid 3611] lstat("./8/cgroup", [pid 3739] set_robust_list(0x7f6e2577a9e0, 24 [pid 3737] <... symlink resumed>) = 0 [pid 3736] <... clone resumed>, parent_tid=[20], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 20 [pid 3734] close(4 [pid 3615] unlink("./8/cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3739] <... set_robust_list resumed>) = 0 [pid 3737] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./8/cgroup" [pid 3739] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3737] <... futex resumed>) = 0 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(5 [pid 3615] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3739] <... openat resumed>) = 3 [pid 3737] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] lstat("./8/cgroup", [pid 3611] <... unlink resumed>) = 0 [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... mmap resumed>) = 0x7f6e2575a000 [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] close(6 [pid 3615] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3739] <... futex resumed>) = 0 [pid 3737] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3614] unlink("./8/cgroup" [pid 3739] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3737] <... mprotect resumed>) = 0 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(7 [pid 3615] rmdir("./8" [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3739] <... openat resumed>) = 4 [pid 3737] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3614] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./8/cgroup.net", ./strace-static-x86_64: Process 3740 attached [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] close(8 [pid 3615] mkdir("./9", 0777 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3740] set_robust_list(0x7f6e2577a9e0, 24 [pid 3739] <... futex resumed>) = 0 [pid 3737] <... clone resumed>, parent_tid=[23], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 23 [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3614] lstat("./8/cgroup.net", [pid 3611] unlink("./8/cgroup.net" [pid 3740] <... set_robust_list resumed>) = 0 [pid 3739] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(9 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3741 attached [pid 3740] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3737] <... futex resumed>) = 0 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./8/cgroup.net" [pid 3611] <... unlink resumed>) = 0 [pid 3741] set_robust_list(0x55555684f5e0, 24 [pid 3740] <... openat resumed>) = 3 [pid 3739] <... write resumed>) = 61440 [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] close(10 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 22 [pid 3614] <... unlink resumed>) = 0 [pid 3611] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3741] <... set_robust_list resumed>) = 0 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3741] chdir("./9" [pid 3740] <... futex resumed>) = 0 [pid 3739] <... futex resumed>) = 1 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(11 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3741] <... chdir resumed>) = 0 [pid 3740] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3739] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... futex resumed>) = 0 [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./8/cgroup.cpu", [pid 3611] lstat("./8/cgroup.cpu", [pid 3741] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3740] <... openat resumed>) = 4 [pid 3739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... futex resumed>) = 0 [pid 3734] close(12 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3741] <... prctl resumed>) = 0 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./8/cgroup.cpu" [pid 3611] unlink("./8/cgroup.cpu" [pid 3741] setpgid(0, 0 [pid 3740] <... futex resumed>) = 0 [pid 3739] <... mmap resumed>) = 0x20000000 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] close(13 [pid 3614] <... unlink resumed>) = 0 [pid 3741] <... setpgid resumed>) = 0 [pid 3740] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... futex resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3611] <... unlink resumed>) = 0 [pid 3741] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3739] <... futex resumed>) = 1 [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... futex resumed>) = 0 [pid 3734] close(14 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] getdents64(3, [pid 3741] <... symlink resumed>) = 0 [pid 3739] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3741] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3740] <... write resumed>) = 61440 [pid 3739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3736] <... futex resumed>) = 0 [pid 3734] close(15 [pid 3614] <... close resumed>) = 0 [pid 3611] close(3 [pid 3741] <... symlink resumed>) = 0 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./8" [pid 3611] <... close resumed>) = 0 [pid 3741] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3740] <... futex resumed>) = 1 [pid 3739] <... socket resumed>) = 5 [pid 3737] <... futex resumed>) = 0 [pid 3734] close(16 [pid 3614] <... rmdir resumed>) = 0 [pid 3611] rmdir("./8" [pid 3741] <... symlink resumed>) = 0 [pid 3740] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./9", 0777 [pid 3741] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3739] <... futex resumed>) = 1 [pid 3737] <... futex resumed>) = 0 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(17 [pid 3614] <... mkdir resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3741] <... openat resumed>) = 3 [pid 3740] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3739] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] mkdir("./9", 0777./strace-static-x86_64: Process 3742 attached [pid 3741] write(3, "1000", 4 [pid 3740] <... mmap resumed>) = 0x20000000 [pid 3739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3736] <... futex resumed>) = 0 [pid 3734] close(18 [pid 3742] set_robust_list(0x55555684f5e0, 24 [pid 3741] <... write resumed>) = 4 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 23 [pid 3611] <... mkdir resumed>) = 0 [pid 3742] <... set_robust_list resumed>) = 0 [pid 3741] close(3 [pid 3740] <... futex resumed>) = 1 [pid 3739] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3737] <... futex resumed>) = 0 [pid 3734] close(19 [pid 3742] chdir("./9" [pid 3741] <... close resumed>) = 0 [pid 3740] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3743 attached [pid 3742] <... chdir resumed>) = 0 [pid 3741] symlink("/dev/binderfs", "./binderfs" [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3739] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3737] <... futex resumed>) = 0 [pid 3734] close(20 [pid 3743] set_robust_list(0x55555684f5e0, 24 [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3741] <... symlink resumed>) = 0 [pid 3740] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 23 [pid 3743] <... set_robust_list resumed>) = 0 [pid 3742] <... prctl resumed>) = 0 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] <... socket resumed>) = 5 [pid 3739] <... futex resumed>) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(21 [pid 3743] chdir("./9" [pid 3742] setpgid(0, 0 [pid 3741] <... futex resumed>) = 0 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] socket(AF_XDP, SOCK_RAW, 0 [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3743] <... chdir resumed>) = 0 [pid 3742] <... setpgid resumed>) = 0 [pid 3741] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3740] <... futex resumed>) = 1 [pid 3739] <... socket resumed>) = 6 [pid 3737] <... futex resumed>) = 0 [pid 3736] <... futex resumed>) = 0 [pid 3734] close(22 [pid 3743] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3742] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3741] <... mmap resumed>) = 0x7f6e2575a000 [pid 3740] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3743] <... prctl resumed>) = 0 [pid 3742] <... symlink resumed>) = 0 [pid 3741] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3739] <... futex resumed>) = 0 [pid 3737] <... futex resumed>) = 0 [pid 3736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3734] close(23 [pid 3743] setpgid(0, 0 [pid 3742] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3741] <... mprotect resumed>) = 0 [pid 3736] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... setpgid resumed>) = 0 [pid 3742] <... symlink resumed>) = 0 [pid 3741] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] <... futex resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3744 attached [pid 3743] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3742] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3740] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3739] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3736] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] close(24 [pid 3744] set_robust_list(0x7f6e2577a9e0, 24 [pid 3743] <... symlink resumed>) = 0 [pid 3742] <... symlink resumed>) = 0 [pid 3741] <... clone resumed>, parent_tid=[23], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 23 [pid 3744] <... set_robust_list resumed>) = 0 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3742] <... openat resumed>) = 3 [pid 3741] <... futex resumed>) = 0 [pid 3744] <... openat resumed>) = 3 [pid 3742] write(3, "1000", 4 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... write resumed>) = 4 [pid 3741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 0 [pid 3742] close(3 [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3742] <... close resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3744] <... openat resumed>) = 4 [pid 3742] symlink("/dev/binderfs", "./binderfs" [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3742] <... symlink resumed>) = 0 [pid 3741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3739] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3744] <... futex resumed>) = 0 [pid 3743] <... symlink resumed>) = 0 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] close(25 [pid 3744] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3743] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3742] <... futex resumed>) = 0 [pid 3741] <... futex resumed>) = 0 [pid 3739] <... futex resumed>) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3743] <... symlink resumed>) = 0 [pid 3742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3739] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3736] close(3 [pid 3734] close(26 [pid 3743] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3742] <... mmap resumed>) = 0x7f6e2575a000 [pid 3736] <... close resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3736] close(4 [pid 3734] close(27 [pid 3744] <... write resumed>) = 61440 [pid 3743] <... openat resumed>) = 3 [pid 3742] <... mprotect resumed>) = 0 [pid 3736] <... close resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] write(3, "1000", 4 [pid 3742] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3736] close(5 [pid 3734] close(28./strace-static-x86_64: Process 3745 attached [pid 3744] <... futex resumed>) = 1 [pid 3743] <... write resumed>) = 4 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3736] <... close resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3745] set_robust_list(0x7f6e2577a9e0, 24 [pid 3744] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] close(3 [pid 3742] <... clone resumed>, parent_tid=[24], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 24 [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] close(6 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] close(29 [pid 3745] <... set_robust_list resumed>) = 0 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... close resumed>) = 0 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = 1 [pid 3737] <... futex resumed>) = 0 [pid 3736] <... close resumed>) = 0 [pid 3734] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3745] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3744] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3743] symlink("/dev/binderfs", "./binderfs" [pid 3742] <... futex resumed>) = 0 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3740] socket(AF_XDP, SOCK_RAW, 0 [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] close(7 [pid 3734] exit_group(0 [pid 3745] <... openat resumed>) = 3 [pid 3744] <... mmap resumed>) = 0x20000000 [pid 3743] <... symlink resumed>) = 0 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3740] <... socket resumed>) = 6 [pid 3738] <... futex resumed>) = ? [pid 3737] <... futex resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3735] <... futex resumed>) = ? [pid 3734] <... exit_group resumed>) = ? [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3738] +++ exited with 0 +++ [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] close(8 [pid 3735] +++ exited with 0 +++ [pid 3734] +++ exited with 0 +++ [pid 3745] <... futex resumed>) = 0 [pid 3744] <... futex resumed>) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = 0 [pid 3737] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3745] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3744] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3742] <... futex resumed>) = 0 [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] close(9 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3745] <... openat resumed>) = 4 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... mmap resumed>) = 0x7f6e2575a000 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... futex resumed>) = 0 [pid 3740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3737] <... futex resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3743] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3736] close(10 [pid 3745] <... futex resumed>) = 0 [pid 3744] <... socket resumed>) = 5 [pid 3743] <... mprotect resumed>) = 0 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3745] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3742] <... futex resumed>) = 0 [pid 3736] close(11 [pid 3744] <... futex resumed>) = 1 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... futex resumed>) = 0 [pid 3740] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3746 attached [pid 3744] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3740] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3736] close(12 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3746] set_robust_list(0x7f6e2577a9e0, 24 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... clone resumed>, parent_tid=[24], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 24 [pid 3741] <... futex resumed>) = 0 [pid 3740] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3746] <... set_robust_list resumed>) = 0 [pid 3745] <... write resumed>) = 61440 [pid 3744] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3740] <... futex resumed>) = 1 [pid 3737] <... futex resumed>) = 0 [pid 3736] close(13 [pid 3610] <... openat resumed>) = 3 [pid 3746] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3743] <... futex resumed>) = 0 [pid 3740] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] close(3 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] fstat(3, [pid 3746] <... openat resumed>) = 3 [pid 3745] <... futex resumed>) = 1 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] <... futex resumed>) = 0 [pid 3737] <... close resumed>) = 0 [pid 3736] close(14 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] close(4 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3746] <... futex resumed>) = 0 [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 0 [pid 3737] <... close resumed>) = 0 [pid 3736] close(15 [pid 3746] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3745] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3743] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] close(5 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3746] <... openat resumed>) = 4 [pid 3745] <... mmap resumed>) = 0x20000000 [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] <... close resumed>) = 0 [pid 3736] close(16 [pid 3610] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... futex resumed>) = 1 [pid 3743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3737] close(6 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] <... futex resumed>) = 0 [pid 3745] <... futex resumed>) = 1 [pid 3744] socket(AF_XDP, SOCK_RAW, 0 [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 0 [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... close resumed>) = 0 [pid 3736] close(17 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3746] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3745] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] <... socket resumed>) = 6 [pid 3743] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... futex resumed>) = 0 [pid 3737] close(7 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./8/binderfs", [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] <... futex resumed>) = 0 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] close(18 [pid 3745] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3744] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3737] close(8 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3745] <... socket resumed>) = 5 [pid 3744] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] close(19 [pid 3610] unlink("./8/binderfs" [pid 3746] <... write resumed>) = 61440 [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] <... futex resumed>) = 0 [pid 3737] close(9 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] <... futex resumed>) = 1 [pid 3742] <... futex resumed>) = 0 [pid 3741] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] close(20 [pid 3744] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3610] <... unlink resumed>) = 0 [pid 3746] <... futex resumed>) = 1 [pid 3745] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3743] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] close(10 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... futex resumed>) = 0 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] close(21 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3744] <... futex resumed>) = 1 [pid 3741] <... futex resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3744] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] <... futex resumed>) = 0 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] close(3 [pid 3737] close(11 [pid 3736] close(22 [pid 3610] lstat("./8/memory.events", [pid 3746] <... mmap resumed>) = 0x20000000 [pid 3745] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = 0 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] close(4 [pid 3736] close(23 [pid 3746] <... futex resumed>) = 0 [pid 3741] <... close resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3741] close(5 [pid 3736] close(24 [pid 3741] <... close resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] close(6 [pid 3737] close(12 [pid 3736] close(25 [pid 3741] <... close resumed>) = 0 [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3741] close(7 [pid 3736] close(26 [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./8/memory.events" [pid 3746] <... futex resumed>) = 0 [pid 3743] <... futex resumed>) = 1 [pid 3741] close(8 [pid 3737] close(13 [pid 3736] close(27 [pid 3746] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] <... socket resumed>) = 5 [pid 3741] close(9 [pid 3736] close(28 [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3746] <... futex resumed>) = 0 [pid 3743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] close(10 [pid 3737] close(14 [pid 3736] close(29 [pid 3610] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... futex resumed>) = 0 [pid 3741] close(11 [pid 3737] close(15 [pid 3736] exit_group(0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3739] <... futex resumed>) = ? [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3736] <... exit_group resumed>) = ? [pid 3746] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3610] lstat("./8/cgroup", [pid 3746] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3745] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3741] close(12 [pid 3739] +++ exited with 0 +++ [pid 3737] close(16 [pid 3736] +++ exited with 0 +++ [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3741] close(13 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] close(14 [pid 3737] close(17 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] unlink("./8/cgroup" [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3741] close(15 [pid 3737] close(18 [pid 3610] <... unlink resumed>) = 0 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3741] close(16 [pid 3737] close(19 [pid 3612] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... openat resumed>) = 3 [pid 3741] close(17 [pid 3737] close(20 [pid 3612] fstat(3, [pid 3610] lstat("./8/cgroup.net", [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3741] close(18 [pid 3737] close(21 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] getdents64(3, [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./8/cgroup.net" [pid 3741] close(19 [pid 3737] close(22 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3741] close(20 [pid 3737] close(23 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./8/binderfs", [pid 3610] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3746] <... futex resumed>) = 1 [pid 3745] <... futex resumed>) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3742] <... futex resumed>) = 0 [pid 3741] close(21 [pid 3737] close(24 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... futex resumed>) = 0 [pid 3741] close(22 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] unlink("./8/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3745] socket(AF_XDP, SOCK_RAW, 0 [pid 3746] socket(AF_XDP, SOCK_RAW, 0 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] close(25 [pid 3746] <... socket resumed>) = 6 [pid 3745] <... socket resumed>) = 6 [pid 3742] <... futex resumed>) = 0 [pid 3741] close(23 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./8/cgroup.cpu", [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] close(26 [pid 3612] umount2("./8/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3746] <... futex resumed>) = 1 [pid 3745] <... futex resumed>) = 0 [pid 3743] <... futex resumed>) = 0 [pid 3742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3741] close(24 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./8/cgroup.cpu" [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] close(27 [pid 3612] lstat("./8/memory.events", [pid 3746] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3743] <... futex resumed>) = 0 [pid 3742] <... futex resumed>) = 0 [pid 3741] close(25 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3746] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3743] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] close(28 [pid 3612] unlink("./8/memory.events" [pid 3610] getdents64(3, [pid 3746] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3745] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3741] close(26 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3746] <... futex resumed>) = 1 [pid 3743] <... futex resumed>) = 0 [pid 3741] close(27 [pid 3612] <... unlink resumed>) = 0 [pid 3746] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] close(3 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] close(29 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3743] <... close resumed>) = 0 [pid 3741] close(28 [pid 3737] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./8/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] close(3 [pid 3745] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3743] close(4 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3737] exit_group(0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3745] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... close resumed>) = 0 [pid 3741] close(29 [pid 3740] <... futex resumed>) = ? [pid 3737] <... exit_group resumed>) = ? [pid 3612] lstat("./8/cgroup", [pid 3610] <... close resumed>) = 0 [pid 3745] <... futex resumed>) = 1 [pid 3743] close(5 [pid 3742] <... futex resumed>) = 0 [pid 3741] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3743] <... close resumed>) = 0 [pid 3741] exit_group(0 [pid 3744] <... futex resumed>) = ? [pid 3743] close(6 [pid 3741] <... exit_group resumed>) = ? [pid 3745] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3744] +++ exited with 0 +++ [pid 3743] <... close resumed>) = 0 [pid 3742] close(3 [pid 3741] +++ exited with 0 +++ [pid 3740] +++ exited with 0 +++ [pid 3737] +++ exited with 0 +++ [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] rmdir("./8" [pid 3743] close(7 [pid 3742] <... close resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] unlink("./8/cgroup" [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] close(4 [pid 3610] <... rmdir resumed>) = 0 [pid 3743] close(8 [pid 3742] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] mkdir("./9", 0777 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] close(5 [pid 3615] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./8/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3743] close(9 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... mkdir resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3743] close(10 [pid 3742] close(6 [pid 3615] <... openat resumed>) = 3 [pid 3613] <... openat resumed>) = 3 [pid 3612] lstat("./8/cgroup.net", [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3613] fstat(3, [pid 3743] close(11 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3747 attached [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3613] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3747] set_robust_list(0x55555684f5e0, 24 [pid 3743] close(12 [pid 3742] close(7 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] unlink("./8/cgroup.net" [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 24 [pid 3747] <... set_robust_list resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3747] chdir("./9" [pid 3743] close(13 [pid 3742] close(8 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3747] <... chdir resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./9/binderfs", [pid 3613] lstat("./9/binderfs", [pid 3612] umount2("./8/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3747] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3743] close(14 [pid 3742] close(9 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3747] <... prctl resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./9/binderfs" [pid 3613] unlink("./9/binderfs" [pid 3612] lstat("./8/cgroup.cpu", [pid 3747] setpgid(0, 0 [pid 3743] close(15 [pid 3742] close(10 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3747] <... setpgid resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./8/cgroup.cpu" [pid 3747] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3743] close(16 [pid 3742] close(11 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3747] <... symlink resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./9/memory.events", [pid 3613] lstat("./9/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3747] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3743] close(17 [pid 3742] close(12 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] getdents64(3, [pid 3747] <... symlink resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./9/memory.events" [pid 3613] unlink("./9/memory.events" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3747] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3743] close(18 [pid 3742] close(13 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] close(3 [pid 3747] <... symlink resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... close resumed>) = 0 [pid 3747] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3743] close(19 [pid 3742] close(14 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] rmdir("./8" [pid 3747] <... openat resumed>) = 3 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./9/cgroup", [pid 3613] lstat("./9/cgroup", [pid 3747] write(3, "1000", 4 [pid 3743] close(20 [pid 3742] close(15 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3747] <... write resumed>) = 4 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./9/cgroup" [pid 3613] unlink("./9/cgroup" [pid 3612] mkdir("./9", 0777 [pid 3747] close(3 [pid 3743] close(21 [pid 3742] close(16 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3747] <... close resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3747] symlink("/dev/binderfs", "./binderfs" [pid 3743] close(22 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... mkdir resumed>) = 0 [pid 3747] <... symlink resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] close(17 [pid 3615] lstat("./9/cgroup.net", [pid 3613] lstat("./9/cgroup.net", [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3747] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] close(23 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3747] <... futex resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./9/cgroup.net" [pid 3613] unlink("./9/cgroup.net"./strace-static-x86_64: Process 3748 attached [pid 3747] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3743] close(24 [pid 3742] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3748] set_robust_list(0x55555684f5e0, 24 [pid 3747] <... mmap resumed>) = 0x7f6e2575a000 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 21 [pid 3748] <... set_robust_list resumed>) = 0 [pid 3747] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3743] close(25 [pid 3742] close(19 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3748] chdir("./9" [pid 3747] <... mprotect resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./9/cgroup.cpu", [pid 3613] lstat("./9/cgroup.cpu", [pid 3748] <... chdir resumed>) = 0 [pid 3747] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3743] close(26 [pid 3742] close(20 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3749 attached [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./9/cgroup.cpu" [pid 3613] unlink("./9/cgroup.cpu" [pid 3749] set_robust_list(0x7f6e2577a9e0, 24 [pid 3748] <... prctl resumed>) = 0 [pid 3747] <... clone resumed>, parent_tid=[25], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 25 [pid 3743] close(27 [pid 3742] close(21 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3749] <... set_robust_list resumed>) = 0 [pid 3748] setpgid(0, 0 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3613] getdents64(3, [pid 3749] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3748] <... setpgid resumed>) = 0 [pid 3747] <... futex resumed>) = 0 [pid 3743] close(28 [pid 3742] close(22 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3613] close(3 [pid 3749] <... openat resumed>) = 3 [pid 3748] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3743] close(29 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... symlink resumed>) = 0 [pid 3743] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./9" [pid 3742] close(23 [pid 3613] rmdir("./9" [pid 3749] <... futex resumed>) = 1 [pid 3748] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3747] <... futex resumed>) = 0 [pid 3743] exit_group(0 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] <... symlink resumed>) = 0 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3746] <... futex resumed>) = ? [pid 3743] <... exit_group resumed>) = ? [pid 3742] close(24 [pid 3615] mkdir("./10", 0777 [pid 3613] mkdir("./10", 0777 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3747] <... futex resumed>) = 0 [pid 3746] +++ exited with 0 +++ [pid 3743] +++ exited with 0 +++ [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3749] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3748] <... symlink resumed>) = 0 [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] close(25 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3751 attached ./strace-static-x86_64: Process 3750 attached [pid 3749] <... openat resumed>) = 4 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3751] set_robust_list(0x55555684f5e0, 24 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 24 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 24 [pid 3750] set_robust_list(0x55555684f5e0, 24 [pid 3748] <... openat resumed>) = 3 [pid 3742] close(26 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3751] <... set_robust_list resumed>) = 0 [pid 3750] <... set_robust_list resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3748] write(3, "1000", 4 [pid 3747] <... futex resumed>) = 0 [pid 3742] close(27 [pid 3611] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3751] chdir("./10" [pid 3750] chdir("./10" [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3751] <... chdir resumed>) = 0 [pid 3750] <... chdir resumed>) = 0 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] <... write resumed>) = 4 [pid 3747] <... futex resumed>) = 0 [pid 3742] close(28 [pid 3611] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3749] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3748] close(3 [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3751] <... prctl resumed>) = 0 [pid 3750] <... prctl resumed>) = 0 [pid 3748] <... close resumed>) = 0 [pid 3742] close(29 [pid 3751] setpgid(0, 0 [pid 3750] setpgid(0, 0 [pid 3611] fstat(3, [pid 3748] symlink("/dev/binderfs", "./binderfs" [pid 3742] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3751] <... setpgid resumed>) = 0 [pid 3750] <... setpgid resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3748] <... symlink resumed>) = 0 [pid 3742] exit_group(0 [pid 3751] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3750] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3742] <... exit_group resumed>) = ? [pid 3745] <... futex resumed>) = -1 (errno 18446744073709551528) [pid 3611] getdents64(3, [pid 3751] <... symlink resumed>) = 0 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3748] <... futex resumed>) = 0 [pid 3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3750] <... symlink resumed>) = 0 [pid 3748] <... mmap resumed>) = 0x7f6e2575a000 [pid 3745] +++ exited with 0 +++ [pid 3742] +++ exited with 0 +++ [pid 3611] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3751] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3750] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3748] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3751] <... symlink resumed>) = 0 [pid 3750] <... symlink resumed>) = 0 [pid 3749] <... write resumed>) = 61440 [pid 3748] <... mprotect resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3751] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3750] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3611] lstat("./9/binderfs", ./strace-static-x86_64: Process 3752 attached [pid 3751] <... symlink resumed>) = 0 [pid 3750] <... symlink resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... restart_syscall resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3752] set_robust_list(0x7f6e2577a9e0, 24 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] <... clone resumed>, parent_tid=[22], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 22 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./9/binderfs" [pid 3752] <... set_robust_list resumed>) = 0 [pid 3751] <... openat resumed>) = 3 [pid 3750] <... openat resumed>) = 3 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... futex resumed>) = 0 [pid 3752] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3751] write(3, "1000", 4 [pid 3750] write(3, "1000", 4 [pid 3749] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3748] <... futex resumed>) = 0 [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3752] <... openat resumed>) = 3 [pid 3751] <... write resumed>) = 4 [pid 3750] <... write resumed>) = 4 [pid 3749] <... mmap resumed>) = 0x20000000 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(3 [pid 3750] close(3 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3752] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = 0 [pid 3750] <... close resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3611] lstat("./9/memory.events", [pid 3752] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3751] symlink("/dev/binderfs", "./binderfs" [pid 3750] symlink("/dev/binderfs", "./binderfs" [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] <... futex resumed>) = 0 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] fstat(3, [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3752] <... openat resumed>) = 4 [pid 3751] <... symlink resumed>) = 0 [pid 3750] <... symlink resumed>) = 0 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... futex resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] unlink("./9/memory.events" [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] getdents64(3, [pid 3752] <... futex resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3749] <... socket resumed>) = 5 [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3752] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3614] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3751] <... mmap resumed>) = 0x7f6e2575a000 [pid 3750] <... mmap resumed>) = 0x7f6e2575a000 [pid 3749] <... futex resumed>) = 1 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3751] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3750] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... mprotect resumed>) = 0 [pid 3750] <... mprotect resumed>) = 0 [pid 3749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3747] <... futex resumed>) = 0 [pid 3614] lstat("./9/binderfs", [pid 3611] lstat("./9/cgroup", [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3752] <... write resumed>) = 61440 [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3752] <... futex resumed>) = 1 [pid 3748] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3752] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3749] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3754 attached ./strace-static-x86_64: Process 3753 attached [pid 3752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] <... futex resumed>) = 0 [pid 3611] unlink("./9/cgroup" [pid 3754] set_robust_list(0x7f6e2577a9e0, 24 [pid 3753] set_robust_list(0x7f6e2577a9e0, 24 [pid 3752] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3751] <... clone resumed>, parent_tid=[25], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 25 [pid 3750] <... clone resumed>, parent_tid=[25], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 25 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3754] <... set_robust_list resumed>) = 0 [pid 3753] <... set_robust_list resumed>) = 0 [pid 3752] <... mmap resumed>) = 0x20000000 [pid 3614] unlink("./9/binderfs" [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... unlink resumed>) = 0 [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] <... openat resumed>) = 3 [pid 3752] <... futex resumed>) = 1 [pid 3748] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3751] <... futex resumed>) = 0 [pid 3611] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3754] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3754] <... openat resumed>) = 3 [pid 3753] <... futex resumed>) = 0 [pid 3752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/cgroup.net", [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3752] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./9/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3754] <... futex resumed>) = 1 [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3752] <... socket resumed>) = 5 [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./9/cgroup.net" [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./9/memory.events" [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] <... openat resumed>) = 4 [pid 3752] <... futex resumed>) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3748] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3754] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 3611] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3754] <... openat resumed>) = 4 [pid 3753] <... futex resumed>) = 1 [pid 3752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... futex resumed>) = 0 [pid 3748] <... futex resumed>) = 0 [pid 3614] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./9/cgroup.cpu", [pid 3754] <... futex resumed>) = 0 [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3752] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... futex resumed>) = 0 [pid 3614] lstat("./9/cgroup", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3754] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3753] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3751] <... futex resumed>) = 0 [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./9/cgroup.cpu" [pid 3752] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./9/cgroup") = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3614] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3754] <... write resumed>) = 61440 [pid 3753] <... write resumed>) = 61440 [pid 3611] close(3 [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] <... futex resumed>) = 1 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3614] lstat("./9/cgroup.net", [pid 3611] <... close resumed>) = 0 [pid 3754] <... futex resumed>) = 1 [pid 3753] <... futex resumed>) = 1 [pid 3752] socket(AF_XDP, SOCK_RAW, 0 [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] rmdir("./9" [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3752] <... socket resumed>) = 6 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./9/cgroup.net" [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] <... futex resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3754] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3753] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3611] mkdir("./10", 0777 [pid 3754] <... mmap resumed>) = 0x20000000 [pid 3753] <... mmap resumed>) = 0x20000000 [pid 3752] <... futex resumed>) = 1 [pid 3749] socket(AF_XDP, SOCK_RAW, 0 [pid 3748] <... futex resumed>) = 0 [pid 3614] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... mkdir resumed>) = 0 [pid 3754] <... futex resumed>) = 1 [pid 3753] <... futex resumed>) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3748] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3614] lstat("./9/cgroup.cpu", [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3754] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3753] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3755 attached [pid 3754] <... socket resumed>) = 5 [pid 3753] <... socket resumed>) = 5 [pid 3752] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3749] <... socket resumed>) = 6 [pid 3748] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3755] set_robust_list(0x55555684f5e0, 24 [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./9/cgroup.cpu" [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 25 [pid 3755] <... set_robust_list resumed>) = 0 [pid 3754] <... futex resumed>) = 1 [pid 3753] <... futex resumed>) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3755] chdir("./10" [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] <... futex resumed>) = 1 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3755] <... chdir resumed>) = 0 [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3752] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3751] <... futex resumed>) = 0 [pid 3750] <... futex resumed>) = 0 [pid 3747] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3754] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3753] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3752] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3755] <... prctl resumed>) = 0 [pid 3754] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3753] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3752] <... futex resumed>) = 1 [pid 3748] <... futex resumed>) = 0 [pid 3747] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] close(3 [pid 3755] setpgid(0, 0 [pid 3614] <... close resumed>) = 0 [pid 3748] close(3 [pid 3752] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] <... setpgid resumed>) = 0 [pid 3748] <... close resumed>) = 0 [pid 3614] rmdir("./9" [pid 3755] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... symlink resumed>) = 0 [pid 3614] mkdir("./10", 0777 [pid 3748] close(4 [pid 3755] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3754] socket(AF_XDP, SOCK_RAW, 0 [pid 3753] <... futex resumed>) = 1 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... futex resumed>) = 0 [pid 3755] <... symlink resumed>) = 0 [pid 3754] <... socket resumed>) = 6 [pid 3753] socket(AF_XDP, SOCK_RAW, 0 [pid 3751] <... futex resumed>) = 0 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... close resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3755] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... socket resumed>) = 6 [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... futex resumed>) = 0 [pid 3749] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3748] close(5 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3755] <... symlink resumed>) = 0 [pid 3754] <... futex resumed>) = 0 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] <... futex resumed>) = 0 [pid 3751] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3756 attached [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] <... futex resumed>) = 0 [pid 3750] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3756] set_robust_list(0x55555684f5e0, 24 [pid 3754] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3753] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 1 [pid 3748] <... close resumed>) = 0 [pid 3747] <... futex resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 25 [pid 3756] <... set_robust_list resumed>) = 0 [pid 3755] <... openat resumed>) = 3 [pid 3753] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3750] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] close(6 [pid 3747] close(3 [pid 3756] chdir("./10" [pid 3755] write(3, "1000", 4 [pid 3754] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3748] <... close resumed>) = 0 [pid 3747] <... close resumed>) = 0 [pid 3756] <... chdir resumed>) = 0 [pid 3755] <... write resumed>) = 4 [pid 3754] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3748] close(7 [pid 3747] close(4 [pid 3756] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3755] close(3 [pid 3754] <... futex resumed>) = 1 [pid 3753] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... futex resumed>) = 0 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = 0 [pid 3756] <... prctl resumed>) = 0 [pid 3755] <... close resumed>) = 0 [pid 3754] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3753] <... futex resumed>) = 1 [pid 3751] close(3 [pid 3750] <... futex resumed>) = 0 [pid 3748] close(8 [pid 3747] close(5 [pid 3756] setpgid(0, 0 [pid 3755] symlink("/dev/binderfs", "./binderfs" [pid 3753] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] <... close resumed>) = 0 [pid 3750] close(3 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = 0 [pid 3756] <... setpgid resumed>) = 0 [pid 3755] <... symlink resumed>) = 0 [pid 3751] close(4 [pid 3750] <... close resumed>) = 0 [pid 3748] close(9 [pid 3747] close(6 [pid 3756] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3755] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... close resumed>) = 0 [pid 3750] close(4 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = 0 [pid 3756] <... symlink resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3751] close(5 [pid 3750] <... close resumed>) = 0 [pid 3748] close(10 [pid 3747] close(7 [pid 3756] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3751] <... close resumed>) = 0 [pid 3750] close(5 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3756] <... symlink resumed>) = 0 [pid 3755] <... mmap resumed>) = 0x7f6e2575a000 [pid 3751] close(6 [pid 3750] <... close resumed>) = 0 [pid 3748] close(11 [pid 3747] close(8 [pid 3756] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3755] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3751] <... close resumed>) = 0 [pid 3750] close(6 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3756] <... symlink resumed>) = 0 [pid 3755] <... mprotect resumed>) = 0 [pid 3751] close(7 [pid 3750] <... close resumed>) = 0 [pid 3748] close(12 [pid 3747] close(9 [pid 3756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3755] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(7 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3757 attached [pid 3756] <... openat resumed>) = 3 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3751] close(8 [pid 3748] close(13 [pid 3757] set_robust_list(0x7f6e2577a9e0, 24 [pid 3756] write(3, "1000", 4 [pid 3755] <... clone resumed>, parent_tid=[26], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 26 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(8 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(10 [pid 3757] <... set_robust_list resumed>) = 0 [pid 3756] <... write resumed>) = 4 [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(9 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(14 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3756] close(3 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(9 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(11 [pid 3757] <... openat resumed>) = 3 [pid 3756] <... close resumed>) = 0 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(10 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(15 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] symlink("/dev/binderfs", "./binderfs" [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(10 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(12 [pid 3757] <... futex resumed>) = 0 [pid 3756] <... symlink resumed>) = 0 [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(11 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(16 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(11 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(13 [pid 3757] <... openat resumed>) = 4 [pid 3756] <... futex resumed>) = 0 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(12 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(17 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(12 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(14 [pid 3757] <... futex resumed>) = 0 [pid 3756] <... mmap resumed>) = 0x7f6e2575a000 [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(13 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(18 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3756] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(13 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(15 [pid 3756] <... mprotect resumed>) = 0 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(14 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(19 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3756] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] close(14 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(16./strace-static-x86_64: Process 3758 attached [pid 3751] close(15 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(20 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3756] <... clone resumed>, parent_tid=[26], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 26 [pid 3750] close(15 [pid 3758] set_robust_list(0x7f6e2577a9e0, 24 [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(17 [pid 3758] <... set_robust_list resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3751] close(16 [pid 3750] close(16 [pid 3748] close(21 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3757] <... write resumed>) = 61440 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(18 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3750] close(17 [pid 3758] <... openat resumed>) = 3 [pid 3757] <... futex resumed>) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(22 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(17 [pid 3750] close(18 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(19 [pid 3758] <... futex resumed>) = 1 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(23 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(18 [pid 3750] close(19 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(20 [pid 3758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] <... mmap resumed>) = 0x20000000 [pid 3756] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(24 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(19 [pid 3750] close(20 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(21 [pid 3758] <... openat resumed>) = 4 [pid 3757] <... futex resumed>) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(25 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(20 [pid 3750] close(21 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(22 [pid 3758] <... futex resumed>) = 1 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(26 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(21 [pid 3750] close(22 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(23 [pid 3758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] <... socket resumed>) = 5 [pid 3756] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(27 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(22 [pid 3750] close(23 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(24 [pid 3757] <... futex resumed>) = 1 [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(23 [pid 3750] close(24 [pid 3748] close(28 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(24 [pid 3750] close(25 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(25 [pid 3757] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] close(29 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] <... write resumed>) = 61440 [pid 3751] close(25 [pid 3750] close(26 [pid 3748] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] close(26 [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] exit_group(0 [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3752] <... futex resumed>) = ? [pid 3751] close(26 [pid 3750] close(27 [pid 3748] <... exit_group resumed>) = ? [pid 3747] close(27 [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] +++ exited with 0 +++ [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3748] +++ exited with 0 +++ [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3751] close(27 [pid 3750] close(28 [pid 3747] close(28 [pid 3758] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3757] <... futex resumed>) = 1 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3758] <... mmap resumed>) = 0x20000000 [pid 3757] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3751] close(28 [pid 3750] close(29 [pid 3747] close(29 [pid 3612] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] <... futex resumed>) = 0 [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3747] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3758] <... futex resumed>) = 1 [pid 3757] socket(AF_XDP, SOCK_RAW, 0 [pid 3756] <... futex resumed>) = 0 [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3751] close(29 [pid 3750] exit_group(0 [pid 3747] exit_group(0 [pid 3612] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] <... socket resumed>) = 6 [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3753] <... futex resumed>) = ? [pid 3751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3750] <... exit_group resumed>) = ? [pid 3749] <... futex resumed>) = ? [pid 3747] <... exit_group resumed>) = ? [pid 3758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... futex resumed>) = 0 [pid 3753] +++ exited with 0 +++ [pid 3612] <... openat resumed>) = 3 [pid 3750] +++ exited with 0 +++ [pid 3751] exit_group(0 [pid 3749] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3747] +++ exited with 0 +++ [pid 3758] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3757] <... futex resumed>) = 1 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] <... futex resumed>) = 0 [pid 3754] <... futex resumed>) = ? [pid 3751] <... exit_group resumed>) = ? [pid 3612] fstat(3, [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3758] <... socket resumed>) = 5 [pid 3754] +++ exited with 0 +++ [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3615] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3751] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3755] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3757] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3610] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3756] <... futex resumed>) = 0 [pid 3755] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... restart_syscall resumed>) = 0 [pid 3612] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... openat resumed>) = 3 [pid 3757] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3610] fstat(3, [pid 3757] <... futex resumed>) = 0 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3758] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3757] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./9/binderfs", [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3615] lstat("./10/binderfs", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./10/binderfs" [pid 3612] unlink("./9/binderfs" [pid 3610] lstat("./9/binderfs", [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... unlink resumed>) = 0 [pid 3610] unlink("./9/binderfs" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... openat resumed>) = 3 [pid 3612] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3615] lstat("./10/memory.events", [pid 3613] fstat(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./9/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] lstat("./9/memory.events", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./10/memory.events" [pid 3613] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] lstat("./9/memory.events", [pid 3755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] unlink("./9/memory.events" [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3755] close(3 [pid 3615] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./9/memory.events" [pid 3755] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3755] close(4 [pid 3615] lstat("./10/cgroup", [pid 3613] lstat("./10/binderfs", [pid 3612] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./9/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3755] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3755] close(5 [pid 3615] unlink("./10/cgroup" [pid 3613] unlink("./10/binderfs" [pid 3612] lstat("./9/cgroup", [pid 3610] lstat("./9/cgroup", [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3755] <... close resumed>) = 0 [pid 3615] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./9/cgroup" [pid 3755] close(6 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./9/cgroup" [pid 3610] <... unlink resumed>) = 0 [pid 3615] lstat("./10/cgroup.net", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3755] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] lstat("./10/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] unlink("./10/cgroup.net" [pid 3755] close(7 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] umount2("./9/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./9/cgroup.net", [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3613] unlink("./10/memory.events" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3755] close(8 [pid 3615] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./9/cgroup.net" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] lstat("./9/cgroup.net", [pid 3610] <... unlink resumed>) = 0 [pid 3755] close(9 [pid 3615] lstat("./10/cgroup.cpu", [pid 3613] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./9/cgroup.net" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3755] close(10 [pid 3615] unlink("./10/cgroup.cpu" [pid 3613] lstat("./10/cgroup", [pid 3610] lstat("./9/cgroup.cpu", [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3755] close(11 [pid 3615] getdents64(3, [pid 3613] unlink("./10/cgroup" [pid 3612] umount2("./9/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./9/cgroup.cpu" [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3755] close(12 [pid 3615] close(3 [pid 3613] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./9/cgroup.cpu", [pid 3610] getdents64(3, [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3755] close(13 [pid 3615] rmdir("./10" [pid 3613] lstat("./10/cgroup.net", [pid 3612] unlink("./9/cgroup.cpu" [pid 3610] close(3 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 3755] close(14 [pid 3615] mkdir("./11", 0777 [pid 3613] unlink("./10/cgroup.net" [pid 3612] <... unlink resumed>) = 0 [pid 3610] rmdir("./9" [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] getdents64(3, [pid 3610] <... rmdir resumed>) = 0 [pid 3755] close(15 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] mkdir("./10", 0777./strace-static-x86_64: Process 3759 attached [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] close(3 [pid 3610] <... mkdir resumed>) = 0 [pid 3759] set_robust_list(0x55555684f5e0, 24 [pid 3755] close(16 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 26 [pid 3613] lstat("./10/cgroup.cpu", [pid 3612] <... close resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3760 attached [pid 3759] <... set_robust_list resumed>) = 0 [pid 3758] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] rmdir("./9" [pid 3759] chdir("./11" [pid 3755] close(17 [pid 3760] set_robust_list(0x55555684f5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 26 [pid 3613] unlink("./10/cgroup.cpu" [pid 3759] <... chdir resumed>) = 0 [pid 3759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3760] <... set_robust_list resumed>) = 0 [pid 3759] <... prctl resumed>) = 0 [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] close(18 [pid 3613] <... unlink resumed>) = 0 [pid 3612] mkdir("./10", 0777 [pid 3760] chdir("./10" [pid 3759] setpgid(0, 0 [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3759] <... setpgid resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3760] <... chdir resumed>) = 0 [pid 3759] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3758] socket(AF_XDP, SOCK_RAW, 0 [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] close(19 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3759] <... symlink resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 3759] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3759] symlink("/syzcgroup/net/syz1", "./cgroup.net"./strace-static-x86_64: Process 3761 attached [pid 3760] <... prctl resumed>) = 0 [pid 3759] <... symlink resumed>) = 0 [pid 3758] <... socket resumed>) = 6 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] close(20 [pid 3613] <... close resumed>) = 0 [pid 3761] set_robust_list(0x55555684f5e0, 24 [pid 3760] setpgid(0, 0 [pid 3759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./10" [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 23 [pid 3761] <... set_robust_list resumed>) = 0 [pid 3760] <... setpgid resumed>) = 0 [pid 3759] <... openat resumed>) = 3 [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3755] close(21 [pid 3761] chdir("./10" [pid 3759] write(3, "1000", 4 [pid 3760] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3761] <... chdir resumed>) = 0 [pid 3759] <... write resumed>) = 4 [pid 3756] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3760] <... symlink resumed>) = 0 [pid 3759] close(3 [pid 3756] <... futex resumed>) = 0 [pid 3755] close(22 [pid 3613] mkdir("./11", 0777 [pid 3761] <... prctl resumed>) = 0 [pid 3760] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3759] <... close resumed>) = 0 [pid 3756] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] setpgid(0, 0 [pid 3759] symlink("/dev/binderfs", "./binderfs" [pid 3613] <... mkdir resumed>) = 0 [pid 3761] <... setpgid resumed>) = 0 [pid 3760] <... symlink resumed>) = 0 [pid 3759] <... symlink resumed>) = 0 [pid 3758] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3755] close(23 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3761] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3760] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3759] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3762 attached [pid 3761] <... symlink resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3755] close(24 [pid 3762] set_robust_list(0x55555684f5e0, 24 [pid 3761] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3760] <... symlink resumed>) = 0 [pid 3759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 26 [pid 3762] <... set_robust_list resumed>) = 0 [pid 3761] <... symlink resumed>) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3759] <... mmap resumed>) = 0x7f6e2575a000 [pid 3758] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3755] close(25 [pid 3762] chdir("./11" [pid 3761] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3759] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3762] <... chdir resumed>) = 0 [pid 3761] <... symlink resumed>) = 0 [pid 3760] <... openat resumed>) = 3 [pid 3759] <... mprotect resumed>) = 0 [pid 3758] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3761] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3760] write(3, "1000", 4 [pid 3759] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3758] <... futex resumed>) = 1 [pid 3756] <... futex resumed>) = 0 [pid 3755] close(26./strace-static-x86_64: Process 3763 attached [pid 3762] <... prctl resumed>) = 0 [pid 3761] <... openat resumed>) = 3 [pid 3760] <... write resumed>) = 4 [pid 3758] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3756] close(3 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3763] set_robust_list(0x7f6e2577a9e0, 24 [pid 3762] setpgid(0, 0 [pid 3761] write(3, "1000", 4 [pid 3760] close(3 [pid 3759] <... clone resumed>, parent_tid=[27], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 27 [pid 3756] <... close resumed>) = 0 [pid 3755] close(27 [pid 3763] <... set_robust_list resumed>) = 0 [pid 3762] <... setpgid resumed>) = 0 [pid 3761] <... write resumed>) = 4 [pid 3760] <... close resumed>) = 0 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] close(4 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3763] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3762] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3761] close(3 [pid 3760] symlink("/dev/binderfs", "./binderfs" [pid 3759] <... futex resumed>) = 0 [pid 3756] <... close resumed>) = 0 [pid 3755] close(28 [pid 3763] <... openat resumed>) = 3 [pid 3762] <... symlink resumed>) = 0 [pid 3761] <... close resumed>) = 0 [pid 3760] <... symlink resumed>) = 0 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] close(5 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3761] symlink("/dev/binderfs", "./binderfs" [pid 3760] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] <... close resumed>) = 0 [pid 3755] close(29 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... symlink resumed>) = 0 [pid 3761] <... symlink resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] close(6 [pid 3755] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3763] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3762] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3761] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3759] <... futex resumed>) = 0 [pid 3756] <... close resumed>) = 0 [pid 3755] exit_group(0 [pid 3763] <... openat resumed>) = 4 [pid 3762] <... symlink resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] <... mmap resumed>) = 0x7f6e2575a000 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3757] <... futex resumed>) = ? [pid 3756] close(7 [pid 3755] <... exit_group resumed>) = ? [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3761] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3760] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3757] +++ exited with 0 +++ [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3762] <... openat resumed>) = 3 [pid 3761] <... mmap resumed>) = 0x7f6e2575a000 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] write(3, "1000", 4 [pid 3761] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3759] <... futex resumed>) = 0 [pid 3755] +++ exited with 0 +++ [pid 3763] <... futex resumed>) = 0 [pid 3762] <... write resumed>) = 4 [pid 3761] <... mprotect resumed>) = 0 [pid 3760] <... mprotect resumed>) = 0 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] close(8 [pid 3763] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3762] close(3 [pid 3761] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3760] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 3764 attached [pid 3762] <... close resumed>) = 0 [pid 3756] close(9 [pid 3611] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 3765 attached [pid 3764] set_robust_list(0x7f6e2577a9e0, 24 [pid 3762] symlink("/dev/binderfs", "./binderfs" [pid 3761] <... clone resumed>, parent_tid=[24], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 24 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... restart_syscall resumed>) = 0 [pid 3765] set_robust_list(0x7f6e2577a9e0, 24 [pid 3764] <... set_robust_list resumed>) = 0 [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... clone resumed>, parent_tid=[27], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 27 [pid 3756] close(10 [pid 3765] <... set_robust_list resumed>) = 0 [pid 3764] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3762] <... symlink resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3765] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3764] <... openat resumed>) = 3 [pid 3763] <... write resumed>) = 61440 [pid 3762] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3756] close(11 [pid 3611] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3765] <... openat resumed>) = 3 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 0 [pid 3763] <... futex resumed>) = 1 [pid 3762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] <... futex resumed>) = 0 [pid 3756] close(12 [pid 3611] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3765] <... futex resumed>) = 0 [pid 3764] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3763] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] <... mmap resumed>) = 0x7f6e2575a000 [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3765] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3764] <... openat resumed>) = 4 [pid 3763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3756] close(13 [pid 3611] fstat(3, [pid 3765] <... openat resumed>) = 4 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3762] <... mprotect resumed>) = 0 [pid 3761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 0 [pid 3763] <... mmap resumed>) = 0x20000000 [pid 3762] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] close(14 [pid 3611] getdents64(3, ./strace-static-x86_64: Process 3766 attached [pid 3765] <... futex resumed>) = 0 [pid 3764] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3766] set_robust_list(0x7f6e2577a9e0, 24 [pid 3765] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3763] <... futex resumed>) = 1 [pid 3762] <... clone resumed>, parent_tid=[27], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 27 [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3756] close(15 [pid 3611] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3766] <... set_robust_list resumed>) = 0 [pid 3763] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3766] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3764] <... write resumed>) = 61440 [pid 3763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3756] close(16 [pid 3611] lstat("./10/binderfs", [pid 3766] <... openat resumed>) = 3 [pid 3765] <... write resumed>) = 61440 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 1 [pid 3763] <... socket resumed>) = 5 [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3761] <... futex resumed>) = 0 [pid 3756] close(17 [pid 3611] unlink("./10/binderfs" [pid 3766] <... futex resumed>) = 0 [pid 3765] <... futex resumed>) = 1 [pid 3764] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = 0 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3766] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3765] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3763] <... futex resumed>) = 1 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = 0 [pid 3756] close(18 [pid 3611] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3766] <... openat resumed>) = 4 [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3763] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3764] <... mmap resumed>) = 0x20000000 [pid 3763] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] <... futex resumed>) = 0 [pid 3756] close(19 [pid 3611] lstat("./10/memory.events", [pid 3766] <... futex resumed>) = 0 [pid 3765] <... mmap resumed>) = 0x20000000 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3766] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3764] <... futex resumed>) = 1 [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./10/memory.events" [pid 3765] <... futex resumed>) = 1 [pid 3764] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3763] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = 0 [pid 3756] close(20 [pid 3611] <... unlink resumed>) = 0 [pid 3766] <... write resumed>) = 61440 [pid 3765] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3756] close(21 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3766] <... futex resumed>) = 1 [pid 3765] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3764] <... socket resumed>) = 5 [pid 3762] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./10/cgroup", [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] <... socket resumed>) = 5 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] close(22 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... futex resumed>) = 1 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./10/cgroup" [pid 3766] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3765] <... futex resumed>) = 1 [pid 3764] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = 0 [pid 3756] close(23 [pid 3611] <... unlink resumed>) = 0 [pid 3766] <... mmap resumed>) = 0x20000000 [pid 3765] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] <... futex resumed>) = 0 [pid 3756] close(24 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3764] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3766] <... futex resumed>) = 1 [pid 3765] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3762] <... futex resumed>) = 0 [pid 3763] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./10/cgroup.net", [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] <... futex resumed>) = 0 [pid 3611] unlink("./10/cgroup.net" [pid 3766] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 3766] <... socket resumed>) = 5 [pid 3611] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3766] <... futex resumed>) = 1 [pid 3762] <... futex resumed>) = 0 [pid 3611] lstat("./10/cgroup.cpu", [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] <... futex resumed>) = 0 [pid 3611] unlink("./10/cgroup.cpu" [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 3766] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] getdents64(3, [pid 3766] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3765] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3764] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3756] close(25 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3766] <... futex resumed>) = 1 [pid 3765] <... futex resumed>) = 1 [pid 3764] <... futex resumed>) = 1 [pid 3763] socket(AF_XDP, SOCK_RAW, 0 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3759] <... futex resumed>) = 0 [pid 3756] close(26 [pid 3611] <... close resumed>) = 0 [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] socket(AF_XDP, SOCK_RAW, 0 [pid 3763] <... socket resumed>) = 6 [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] rmdir("./10" [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3765] socket(AF_XDP, SOCK_RAW, 0 [pid 3764] <... socket resumed>) = 6 [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] close(27 [pid 3611] <... rmdir resumed>) = 0 [pid 3766] socket(AF_XDP, SOCK_RAW, 0 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./11", 0777 [pid 3766] <... socket resumed>) = 6 [pid 3764] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] <... futex resumed>) = 0 [pid 3756] close(28 [pid 3611] <... mkdir resumed>) = 0 [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3761] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3767 attached [pid 3766] <... futex resumed>) = 1 [pid 3765] <... socket resumed>) = 6 [pid 3764] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3763] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3759] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] set_robust_list(0x55555684f5e0, 24 [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3763] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3756] close(29 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 27 [pid 3767] <... set_robust_list resumed>) = 0 [pid 3766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3765] <... futex resumed>) = 0 [pid 3764] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3763] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3759] close(3 [pid 3756] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] chdir("./11" [pid 3766] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3765] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3764] <... futex resumed>) = 0 [pid 3763] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] close(3 [pid 3760] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3759] <... close resumed>) = 0 [pid 3756] exit_group(0 [pid 3767] <... chdir resumed>) = 0 [pid 3766] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3764] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3761] <... close resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3759] close(4 [pid 3758] <... futex resumed>) = ? [pid 3756] <... exit_group resumed>) = ? [pid 3767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3766] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] close(4 [pid 3760] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] <... prctl resumed>) = 0 [pid 3766] <... futex resumed>) = 1 [pid 3762] <... futex resumed>) = 0 [pid 3761] <... close resumed>) = 0 [pid 3767] setpgid(0, 0 [pid 3766] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] close(3 [pid 3761] close(5 [pid 3767] <... setpgid resumed>) = 0 [pid 3762] <... close resumed>) = 0 [pid 3761] <... close resumed>) = 0 [pid 3759] <... close resumed>) = 0 [pid 3758] +++ exited with 0 +++ [pid 3756] +++ exited with 0 +++ [pid 3767] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3762] close(4 [pid 3761] close(6 [pid 3759] close(5 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3767] <... symlink resumed>) = 0 [pid 3765] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3762] <... close resumed>) = 0 [pid 3761] <... close resumed>) = 0 [pid 3767] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3762] close(5 [pid 3761] close(7 [pid 3759] <... close resumed>) = 0 [pid 3767] <... symlink resumed>) = 0 [pid 3765] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3762] <... close resumed>) = 0 [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(6 [pid 3767] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3765] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] close(6 [pid 3761] close(8 [pid 3759] <... close resumed>) = 0 [pid 3614] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3767] <... symlink resumed>) = 0 [pid 3765] <... futex resumed>) = 1 [pid 3762] <... close resumed>) = 0 [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... futex resumed>) = 0 [pid 3759] close(7 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3765] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3762] close(7 [pid 3761] close(9 [pid 3760] close(3 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3767] <... openat resumed>) = 3 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = 0 [pid 3759] close(8 [pid 3767] write(3, "1000", 4 [pid 3762] close(8 [pid 3761] close(10 [pid 3760] close(4 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3767] <... write resumed>) = 4 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = 0 [pid 3759] close(9 [pid 3614] fstat(3, [pid 3767] close(3 [pid 3762] close(9 [pid 3761] close(11 [pid 3760] close(5 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3767] <... close resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = 0 [pid 3759] close(10 [pid 3614] getdents64(3, [pid 3767] symlink("/dev/binderfs", "./binderfs" [pid 3762] close(10 [pid 3761] close(12 [pid 3760] close(6 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] <... symlink resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3759] close(11 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] close(11 [pid 3761] close(13 [pid 3760] close(7 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3767] <... futex resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(12 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3762] close(12 [pid 3761] close(14 [pid 3760] close(8 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./10/binderfs", [pid 3767] <... mmap resumed>) = 0x7f6e2575a000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(13 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3767] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3762] close(13 [pid 3761] close(15 [pid 3760] close(9 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./10/binderfs" [pid 3767] <... mprotect resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(14 [pid 3767] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3762] close(14 [pid 3761] close(16 [pid 3760] close(10 [pid 3614] <... unlink resumed>) = 0 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3768 attached [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(15 [pid 3614] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3768] set_robust_list(0x7f6e2577a9e0, 24 [pid 3767] <... clone resumed>, parent_tid=[28], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 28 [pid 3762] close(15 [pid 3761] close(17 [pid 3760] close(11 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3768] <... set_robust_list resumed>) = 0 [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(16 [pid 3614] lstat("./10/memory.events", [pid 3768] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3767] <... futex resumed>) = 0 [pid 3762] close(16 [pid 3761] close(18 [pid 3760] close(12 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3768] <... openat resumed>) = 3 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(17 [pid 3614] unlink("./10/memory.events" [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3762] close(17 [pid 3761] close(19 [pid 3760] close(13 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] <... futex resumed>) = 0 [pid 3762] close(18 [pid 3761] close(20 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3759] close(18 [pid 3768] <... futex resumed>) = 0 [pid 3768] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] close(14 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3768] <... openat resumed>) = 4 [pid 3762] close(19 [pid 3761] close(21 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(19 [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] close(15 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3762] close(20 [pid 3761] close(22 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(20 [pid 3614] lstat("./10/cgroup", [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] close(16 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... futex resumed>) = 0 [pid 3762] close(21 [pid 3761] close(23 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(21 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3768] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] close(17 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./10/cgroup" [pid 3762] close(22 [pid 3761] close(24 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(22 [pid 3762] close(23 [pid 3761] close(25 [pid 3760] close(18 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(23 [pid 3614] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3762] close(24 [pid 3761] close(26 [pid 3760] close(19 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3768] <... write resumed>) = 61440 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(24 [pid 3614] lstat("./10/cgroup.net", [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] close(25 [pid 3761] close(27 [pid 3760] close(20 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(25 [pid 3614] unlink("./10/cgroup.net" [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] close(26 [pid 3761] close(28 [pid 3760] close(21 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... futex resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(26 [pid 3614] <... unlink resumed>) = 0 [pid 3768] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] close(27 [pid 3761] close(29 [pid 3760] close(22 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3768] <... mmap resumed>) = 0x20000000 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(27 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3762] close(28 [pid 3761] exit_group(0 [pid 3760] close(23 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./10/cgroup.cpu", [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3764] <... futex resumed>) = ? [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3761] <... exit_group resumed>) = ? [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(28 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] +++ exited with 0 +++ [pid 3762] close(29 [pid 3761] +++ exited with 0 +++ [pid 3760] close(24 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./10/cgroup.cpu" [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... futex resumed>) = 0 [pid 3762] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] close(29 [pid 3768] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3762] exit_group(0 [pid 3760] close(25 [pid 3759] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3768] <... socket resumed>) = 5 [pid 3766] <... futex resumed>) = ? [pid 3762] <... exit_group resumed>) = ? [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3759] exit_group(0 [pid 3614] getdents64(3, [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3766] +++ exited with 0 +++ [pid 3763] <... futex resumed>) = ? [pid 3762] +++ exited with 0 +++ [pid 3760] close(26 [pid 3759] <... exit_group resumed>) = ? [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3763] +++ exited with 0 +++ [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3759] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] <... restart_syscall resumed>) = 0 [pid 3614] close(3 [pid 3760] close(27 [pid 3614] <... close resumed>) = 0 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./10" [pid 3760] close(28) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3768] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3760] close(29 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] mkdir("./11", 0777 [pid 3760] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... mkdir resumed>) = 0 [pid 3760] exit_group(0 [pid 3613] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3765] <... futex resumed>) = ? [pid 3760] <... exit_group resumed>) = ? [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... openat resumed>) = 3 [pid 3765] +++ exited with 0 +++ [pid 3760] +++ exited with 0 +++ [pid 3613] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... openat resumed>) = 3 [pid 3612] fstat(3, [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] restart_syscall(<... resuming interrupted clone ...>) = 0 ./strace-static-x86_64: Process 3769 attached [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 27 [pid 3613] fstat(3, [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3769] set_robust_list(0x55555684f5e0, 24 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, [pid 3769] <... set_robust_list resumed>) = 0 [pid 3615] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] getdents64(3, [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3769] chdir("./11" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] <... chdir resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... openat resumed>) = 3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./10/binderfs", [pid 3610] <... openat resumed>) = 3 [pid 3769] <... prctl resumed>) = 0 [pid 3615] fstat(3, [pid 3613] lstat("./11/binderfs", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] fstat(3, [pid 3769] setpgid(0, 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] unlink("./10/binderfs" [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3769] <... setpgid resumed>) = 0 [pid 3615] getdents64(3, [pid 3613] unlink("./11/binderfs" [pid 3612] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3769] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... unlink resumed>) = 0 [pid 3612] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3769] <... symlink resumed>) = 0 [pid 3615] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3769] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./10/memory.events", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] <... symlink resumed>) = 0 [pid 3615] lstat("./11/binderfs", [pid 3613] lstat("./11/memory.events", [pid 3610] lstat("./10/binderfs", [pid 3769] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3769] <... symlink resumed>) = 0 [pid 3615] unlink("./11/binderfs" [pid 3613] unlink("./11/memory.events" [pid 3612] unlink("./10/memory.events" [pid 3610] unlink("./10/binderfs" [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] umount2("./10/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] <... openat resumed>) = 3 [pid 3615] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./10/memory.events", [pid 3769] write(3, "1000", 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3769] <... write resumed>) = 4 [pid 3615] lstat("./11/memory.events", [pid 3613] lstat("./11/cgroup", [pid 3612] lstat("./10/cgroup", [pid 3610] unlink("./10/memory.events" [pid 3769] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3769] <... close resumed>) = 0 [pid 3615] unlink("./11/memory.events" [pid 3613] unlink("./11/cgroup" [pid 3612] unlink("./10/cgroup" [pid 3610] umount2("./10/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3769] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./10/cgroup", [pid 3769] <... symlink resumed>) = 0 [pid 3768] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./10/cgroup" [pid 3769] <... futex resumed>) = 0 [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3615] lstat("./11/cgroup", [pid 3613] lstat("./11/cgroup.net", [pid 3612] lstat("./10/cgroup.net", [pid 3610] <... unlink resumed>) = 0 [pid 3769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./10/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3769] <... mmap resumed>) = 0x7f6e2575a000 [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... futex resumed>) = 0 [pid 3615] unlink("./11/cgroup" [pid 3613] unlink("./11/cgroup.net" [pid 3612] unlink("./10/cgroup.net" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3769] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3768] socket(AF_XDP, SOCK_RAW, 0 [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3610] lstat("./10/cgroup.net", [pid 3769] <... mprotect resumed>) = 0 [pid 3768] <... socket resumed>) = 6 [pid 3615] <... unlink resumed>) = 0 [pid 3613] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3769] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./10/cgroup.net"./strace-static-x86_64: Process 3770 attached [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./11/cgroup.cpu", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3770] set_robust_list(0x7f6e2577a9e0, 24 [pid 3769] <... clone resumed>, parent_tid=[28], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 28 [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./11/cgroup.net", [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] lstat("./10/cgroup.cpu", [pid 3610] umount2("./10/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3770] <... set_robust_list resumed>) = 0 [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3770] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3769] <... futex resumed>) = 0 [pid 3615] unlink("./11/cgroup.net" [pid 3613] unlink("./11/cgroup.cpu" [pid 3767] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3770] <... openat resumed>) = 3 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] unlink("./10/cgroup.cpu" [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] lstat("./10/cgroup.cpu", [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] getdents64(3, [pid 3612] <... unlink resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] getdents64(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3770] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3769] <... futex resumed>) = 0 [pid 3768] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] lstat("./11/cgroup.cpu", [pid 3613] close(3 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] unlink("./10/cgroup.cpu" [pid 3770] <... openat resumed>) = 4 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] close(3 [pid 3613] <... close resumed>) = 0 [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./11/cgroup.cpu" [pid 3613] rmdir("./11" [pid 3612] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3770] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... unlink resumed>) = 0 [pid 3612] rmdir("./10" [pid 3613] <... rmdir resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] getdents64(3, [pid 3770] <... futex resumed>) = 0 [pid 3769] <... futex resumed>) = 1 [pid 3615] getdents64(3, [pid 3613] mkdir("./12", 0777 [pid 3612] mkdir("./11", 0777 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3770] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3610] close(3 [pid 3615] close(3 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... mkdir resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 3771 attached [pid 3615] rmdir("./11"./strace-static-x86_64: Process 3772 attached [pid 3771] set_robust_list(0x55555684f5e0, 24 [pid 3610] rmdir("./10" [pid 3772] set_robust_list(0x55555684f5e0, 24 [pid 3771] <... set_robust_list resumed>) = 0 [pid 3770] <... write resumed>) = 61440 [pid 3615] <... rmdir resumed>) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 28 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 25 [pid 3772] <... set_robust_list resumed>) = 0 [pid 3771] chdir("./12" [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] chdir("./11" [pid 3771] <... chdir resumed>) = 0 [pid 3770] <... futex resumed>) = 1 [pid 3769] <... futex resumed>) = 0 [pid 3615] mkdir("./12", 0777 [pid 3610] <... rmdir resumed>) = 0 [pid 3772] <... chdir resumed>) = 0 [pid 3771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3770] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3771] <... prctl resumed>) = 0 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3772] <... prctl resumed>) = 0 [pid 3771] setpgid(0, 0 [pid 3770] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3769] <... futex resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3610] mkdir("./11", 0777 [pid 3772] setpgid(0, 0 [pid 3771] <... setpgid resumed>) = 0 [pid 3770] <... mmap resumed>) = 0x20000000 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3772] <... setpgid resumed>) = 0 [pid 3771] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3773 attached [pid 3772] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3771] <... symlink resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3773] set_robust_list(0x55555684f5e0, 24 [pid 3772] <... symlink resumed>) = 0 [pid 3771] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3770] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3769] <... futex resumed>) = 0 [pid 3768] <... futex resumed>) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 28 [pid 3773] <... set_robust_list resumed>) = 0 [pid 3772] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3771] <... symlink resumed>) = 0 [pid 3770] <... socket resumed>) = 5 ./strace-static-x86_64: Process 3774 attached [pid 3773] chdir("./12" [pid 3772] <... symlink resumed>) = 0 [pid 3771] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3768] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3767] close(3 [pid 3774] set_robust_list(0x55555684f5e0, 24 [pid 3773] <... chdir resumed>) = 0 [pid 3772] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3771] <... symlink resumed>) = 0 [pid 3770] <... futex resumed>) = 0 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... close resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 28 [pid 3774] <... set_robust_list resumed>) = 0 [pid 3773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3772] <... symlink resumed>) = 0 [pid 3771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3770] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] chdir("./11" [pid 3773] <... prctl resumed>) = 0 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3771] <... openat resumed>) = 3 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] <... futex resumed>) = 0 [pid 3767] close(4 [pid 3774] <... chdir resumed>) = 0 [pid 3773] setpgid(0, 0 [pid 3772] <... openat resumed>) = 3 [pid 3771] write(3, "1000", 4 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] <... close resumed>) = 0 [pid 3774] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3773] <... setpgid resumed>) = 0 [pid 3772] write(3, "1000", 4 [pid 3771] <... write resumed>) = 4 [pid 3770] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3767] close(5 [pid 3774] <... prctl resumed>) = 0 [pid 3773] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3772] <... write resumed>) = 4 [pid 3771] close(3 [pid 3770] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3767] <... close resumed>) = 0 [pid 3774] setpgid(0, 0 [pid 3773] <... symlink resumed>) = 0 [pid 3772] close(3 [pid 3771] <... close resumed>) = 0 [pid 3767] close(6 [pid 3774] <... setpgid resumed>) = 0 [pid 3773] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3772] <... close resumed>) = 0 [pid 3771] symlink("/dev/binderfs", "./binderfs" [pid 3767] <... close resumed>) = 0 [pid 3774] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3773] <... symlink resumed>) = 0 [pid 3772] symlink("/dev/binderfs", "./binderfs" [pid 3771] <... symlink resumed>) = 0 [pid 3767] close(7 [pid 3774] <... symlink resumed>) = 0 [pid 3773] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3772] <... symlink resumed>) = 0 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3774] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3773] <... symlink resumed>) = 0 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 0 [pid 3767] close(8 [pid 3774] <... symlink resumed>) = 0 [pid 3773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3772] <... futex resumed>) = 0 [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3774] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3773] <... openat resumed>) = 3 [pid 3772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3771] <... mmap resumed>) = 0x7f6e2575a000 [pid 3767] close(9 [pid 3774] <... symlink resumed>) = 0 [pid 3773] write(3, "1000", 4 [pid 3772] <... mmap resumed>) = 0x7f6e2575a000 [pid 3771] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3773] <... write resumed>) = 4 [pid 3772] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3771] <... mprotect resumed>) = 0 [pid 3767] close(10 [pid 3774] <... openat resumed>) = 3 [pid 3773] close(3 [pid 3772] <... mprotect resumed>) = 0 [pid 3771] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3770] <... futex resumed>) = 1 [pid 3769] <... futex resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3775 attached [pid 3774] write(3, "1000", 4 [pid 3773] <... close resumed>) = 0 [pid 3772] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] close(11 [pid 3775] set_robust_list(0x7f6e2577a9e0, 24 [pid 3774] <... write resumed>) = 4 [pid 3773] symlink("/dev/binderfs", "./binderfs" [pid 3771] <... clone resumed>, parent_tid=[29], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 29 [pid 3770] socket(AF_XDP, SOCK_RAW, 0./strace-static-x86_64: Process 3776 attached [pid 3775] <... set_robust_list resumed>) = 0 [pid 3774] close(3 [pid 3773] <... symlink resumed>) = 0 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... socket resumed>) = 6 [pid 3769] <... futex resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3776] set_robust_list(0x7f6e2577a9e0, 24 [pid 3775] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3774] <... close resumed>) = 0 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... clone resumed>, parent_tid=[26], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 26 [pid 3771] <... futex resumed>) = 0 [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] close(12 [pid 3776] <... set_robust_list resumed>) = 0 [pid 3775] <... openat resumed>) = 3 [pid 3774] symlink("/dev/binderfs", "./binderfs" [pid 3773] <... futex resumed>) = 0 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3770] <... futex resumed>) = 0 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3776] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... symlink resumed>) = 0 [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3770] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] close(13 [pid 3776] <... openat resumed>) = 3 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... mmap resumed>) = 0x7f6e2575a000 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 0 [pid 3774] <... futex resumed>) = 0 [pid 3773] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... futex resumed>) = 0 [pid 3770] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3769] <... futex resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3776] <... futex resumed>) = 0 [pid 3775] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3774] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3773] <... mprotect resumed>) = 0 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] close(14 [pid 3776] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3775] <... openat resumed>) = 4 [pid 3774] <... mmap resumed>) = 0x7f6e2575a000 [pid 3773] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3772] <... futex resumed>) = 0 [pid 3770] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3777 attached [pid 3776] <... openat resumed>) = 4 [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3770] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] close(15 [pid 3777] set_robust_list(0x7f6e2577a9e0, 24 [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 1 [pid 3774] <... mprotect resumed>) = 0 [pid 3773] <... clone resumed>, parent_tid=[29], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 29 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... futex resumed>) = 0 [pid 3770] <... futex resumed>) = 1 [pid 3769] <... futex resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3777] <... set_robust_list resumed>) = 0 [pid 3776] <... futex resumed>) = 0 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] close(3 [pid 3767] close(16./strace-static-x86_64: Process 3778 attached [pid 3777] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3776] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] set_robust_list(0x7f6e2577a9e0, 24 [pid 3777] <... openat resumed>) = 3 [pid 3774] <... clone resumed>, parent_tid=[29], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 29 [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] <... set_robust_list resumed>) = 0 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] <... futex resumed>) = 0 [pid 3775] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3774] <... futex resumed>) = 0 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] close(4 [pid 3767] close(17 [pid 3778] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] <... close resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... openat resumed>) = 3 [pid 3776] <... write resumed>) = 61440 [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(5 [pid 3767] close(18 [pid 3777] <... futex resumed>) = 0 [pid 3773] <... futex resumed>) = 1 [pid 3778] <... futex resumed>) = 1 [pid 3777] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3776] <... futex resumed>) = 1 [pid 3774] <... futex resumed>) = 0 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = 0 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] <... openat resumed>) = 4 [pid 3776] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... write resumed>) = 61440 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(6 [pid 3767] close(19 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = 0 [pid 3778] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3777] <... futex resumed>) = 1 [pid 3776] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3775] <... futex resumed>) = 1 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... futex resumed>) = 0 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] <... futex resumed>) = 0 [pid 3769] close(7 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... openat resumed>) = 4 [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] <... mmap resumed>) = 0x20000000 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(20 [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] <... futex resumed>) = 0 [pid 3771] <... futex resumed>) = 0 [pid 3769] close(8 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... futex resumed>) = 1 [pid 3777] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3776] <... futex resumed>) = 1 [pid 3775] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3774] <... futex resumed>) = 0 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... futex resumed>) = 0 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(21 [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... mmap resumed>) = 0x20000000 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(9 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] <... write resumed>) = 61440 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(22 [pid 3778] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3776] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3775] <... futex resumed>) = 1 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] <... futex resumed>) = 0 [pid 3769] close(10 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3777] <... futex resumed>) = 1 [pid 3776] <... socket resumed>) = 5 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] <... futex resumed>) = 0 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(23 [pid 3778] <... write resumed>) = 61440 [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 0 [pid 3769] close(11 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3776] <... futex resumed>) = 1 [pid 3775] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3773] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(24 [pid 3778] <... futex resumed>) = 1 [pid 3777] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3776] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... socket resumed>) = 5 [pid 3774] <... futex resumed>) = 0 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(12 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] <... mmap resumed>) = 0x20000000 [pid 3776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(25 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 1 [pid 3774] <... futex resumed>) = 0 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] <... futex resumed>) = 0 [pid 3769] close(13 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3777] <... futex resumed>) = 1 [pid 3776] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... futex resumed>) = 0 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(26 [pid 3778] <... mmap resumed>) = 0x20000000 [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3771] <... futex resumed>) = 0 [pid 3769] close(14 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3778] <... futex resumed>) = 1 [pid 3777] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3775] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3774] <... futex resumed>) = 0 [pid 3773] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(27 [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3777] <... socket resumed>) = 5 [pid 3776] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] close(15 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... futex resumed>) = 0 [pid 3773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(28 [pid 3778] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3777] <... futex resumed>) = 0 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(16 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... socket resumed>) = 5 [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... futex resumed>) = 0 [pid 3776] <... futex resumed>) = 1 [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] close(29 [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3776] socket(AF_XDP, SOCK_RAW, 0 [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(17 [pid 3767] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3778] <... futex resumed>) = 1 [pid 3774] <... futex resumed>) = 0 [pid 3776] <... socket resumed>) = 6 [pid 3772] <... futex resumed>) = 0 [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3767] exit_group(0 [pid 3776] <... futex resumed>) = 0 [pid 3774] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] close(18 [pid 3768] <... futex resumed>) = ? [pid 3767] <... exit_group resumed>) = ? [pid 3778] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3776] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3768] +++ exited with 0 +++ [pid 3776] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3772] <... futex resumed>) = 0 [pid 3769] close(19 [pid 3767] +++ exited with 0 +++ [pid 3776] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3776] <... futex resumed>) = 0 [pid 3772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] close(20 [pid 3776] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3772] close(3 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3769] close(21) = -1 EBADF (Bad file descriptor) [pid 3772] <... close resumed>) = 0 [pid 3769] close(22 [pid 3772] close(4 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3772] <... close resumed>) = 0 [pid 3769] close(23 [pid 3772] close(5 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3772] <... close resumed>) = 0 [pid 3769] close(24 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3772] close(6 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3772] <... close resumed>) = 0 [pid 3769] close(25 [pid 3611] <... openat resumed>) = 3 [pid 3772] close(7 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] fstat(3, [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3769] close(26 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3772] close(8 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3769] close(27 [pid 3772] close(9 [pid 3771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] close(28 [pid 3611] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3775] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3772] close(10 [pid 3771] <... futex resumed>) = 0 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3769] close(29 [pid 3611] lstat("./11/binderfs", [pid 3775] <... futex resumed>) = 0 [pid 3772] close(11 [pid 3771] <... mmap resumed>) = 0x7f6e25739000 [pid 3769] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3769] exit_group(0 [pid 3611] unlink("./11/binderfs" [pid 3772] close(12 [pid 3771] <... mprotect resumed>) = 0 [pid 3770] <... futex resumed>) = ? [pid 3769] <... exit_group resumed>) = ? [pid 3611] <... unlink resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3770] +++ exited with 0 +++ [pid 3611] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3779 attached [pid 3772] close(13 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3779] set_robust_list(0x7f6e257599e0, 24 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... clone resumed>, parent_tid=[30], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 30 [pid 3769] +++ exited with 0 +++ [pid 3611] lstat("./11/memory.events", [pid 3779] <... set_robust_list resumed>) = 0 [pid 3772] close(14 [pid 3771] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3779] socket(AF_XDP, SOCK_RAW, 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... futex resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] unlink("./11/memory.events" [pid 3779] <... socket resumed>) = 6 [pid 3772] close(15 [pid 3771] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3779] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3779] <... futex resumed>) = 0 [pid 3772] close(16 [pid 3771] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3779] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] <... futex resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... futex resumed>) = 1 [pid 3614] <... openat resumed>) = 3 [pid 3611] lstat("./11/cgroup", [pid 3775] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3772] close(17 [pid 3771] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] fstat(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3775] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] unlink("./11/cgroup" [pid 3777] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3775] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] close(18 [pid 3614] getdents64(3, [pid 3611] <... unlink resumed>) = 0 [pid 3778] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3775] <... futex resumed>) = 1 [pid 3773] <... futex resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... futex resumed>) = 0 [pid 3611] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3777] <... futex resumed>) = 0 [pid 3775] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3772] close(19 [pid 3771] close(3 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] <... mmap resumed>) = 0x7f6e25739000 [pid 3774] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = 0 [pid 3614] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3778] <... futex resumed>) = 0 [pid 3611] lstat("./11/cgroup.net", [pid 3778] socket(AF_XDP, SOCK_RAW, 0 [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3772] close(20 [pid 3771] close(4 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3778] <... socket resumed>) = 6 [pid 3774] <... futex resumed>) = 0 [pid 3773] <... mprotect resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = 0 [pid 3614] lstat("./11/binderfs", [pid 3611] unlink("./11/cgroup.net" [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3772] close(21 [pid 3771] close(5 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3780 attached [pid 3778] <... futex resumed>) = 0 [pid 3774] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = 0 [pid 3614] unlink("./11/binderfs" [pid 3611] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3780] set_robust_list(0x7f6e257599e0, 24 [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... clone resumed>, parent_tid=[30], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 30 [pid 3772] close(22 [pid 3771] close(6 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3780] <... set_robust_list resumed>) = 0 [pid 3778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3774] <... futex resumed>) = 0 [pid 3773] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = 0 [pid 3614] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./11/cgroup.cpu", [pid 3780] socket(AF_XDP, SOCK_RAW, 0 [pid 3774] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] <... futex resumed>) = 0 [pid 3772] close(23 [pid 3771] close(7 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3780] <... socket resumed>) = 6 [pid 3778] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3773] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./11/memory.events", [pid 3611] unlink("./11/cgroup.cpu" [pid 3780] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3772] close(24 [pid 3771] close(8 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3780] <... futex resumed>) = 0 [pid 3778] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./11/memory.events" [pid 3611] getdents64(3, [pid 3780] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... futex resumed>) = 1 [pid 3777] <... futex resumed>) = 0 [pid 3774] <... futex resumed>) = 0 [pid 3773] <... futex resumed>) = 1 [pid 3772] close(25 [pid 3771] close(9 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3778] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3773] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] close(3 [pid 3777] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3774] close(3 [pid 3772] close(26 [pid 3771] close(10 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... close resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./11/cgroup", [pid 3611] rmdir("./11" [pid 3774] <... close resumed>) = 0 [pid 3777] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3774] close(4 [pid 3772] close(27 [pid 3771] close(11 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3777] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] <... close resumed>) = 0 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./11/cgroup" [pid 3611] mkdir("./12", 0777 [pid 3777] <... futex resumed>) = 1 [pid 3774] close(5 [pid 3773] <... futex resumed>) = 0 [pid 3772] close(28 [pid 3771] close(12 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3777] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3774] <... close resumed>) = 0 [pid 3773] close(3 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3781 attached [pid 3774] close(6 [pid 3773] <... close resumed>) = 0 [pid 3772] close(29 [pid 3771] close(13 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3781] set_robust_list(0x55555684f5e0, 24 [pid 3774] <... close resumed>) = 0 [pid 3773] close(4 [pid 3772] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./11/cgroup.net", [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 29 [pid 3781] <... set_robust_list resumed>) = 0 [pid 3774] close(7 [pid 3773] <... close resumed>) = 0 [pid 3772] exit_group(0 [pid 3771] close(14 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3781] chdir("./12" [pid 3776] <... futex resumed>) = ? [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(5 [pid 3772] <... exit_group resumed>) = ? [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./11/cgroup.net" [pid 3781] <... chdir resumed>) = 0 [pid 3776] +++ exited with 0 +++ [pid 3774] close(8 [pid 3773] <... close resumed>) = 0 [pid 3772] +++ exited with 0 +++ [pid 3771] close(15 [pid 3614] <... unlink resumed>) = 0 [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(6 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3781] <... prctl resumed>) = 0 [pid 3774] close(9 [pid 3773] <... close resumed>) = 0 [pid 3771] close(16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3781] setpgid(0, 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(7 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./11/cgroup.cpu", [pid 3781] <... setpgid resumed>) = 0 [pid 3774] close(10 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(17 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3781] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(8 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./11/cgroup.cpu" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3781] <... symlink resumed>) = 0 [pid 3774] close(11 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(18 [pid 3614] <... unlink resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3781] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(9 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3781] <... symlink resumed>) = 0 [pid 3774] close(12 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(19 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3781] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(10 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] fstat(3, [pid 3781] <... symlink resumed>) = 0 [pid 3774] close(13 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(20 [pid 3614] <... close resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(11 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./11" [pid 3612] getdents64(3, [pid 3781] <... openat resumed>) = 3 [pid 3774] close(14 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(21 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3781] write(3, "1000", 4 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(12 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./12", 0777 [pid 3612] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3781] <... write resumed>) = 4 [pid 3774] close(15 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(22 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3781] close(3 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(13 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./11/binderfs", ./strace-static-x86_64: Process 3782 attached [pid 3781] <... close resumed>) = 0 [pid 3774] close(16 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(23 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3782] set_robust_list(0x55555684f5e0, 24 [pid 3781] symlink("/dev/binderfs", "./binderfs" [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(14 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 29 [pid 3612] unlink("./11/binderfs" [pid 3782] <... set_robust_list resumed>) = 0 [pid 3781] <... symlink resumed>) = 0 [pid 3774] close(17 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(24 [pid 3782] chdir("./12" [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(15 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... unlink resumed>) = 0 [pid 3782] <... chdir resumed>) = 0 [pid 3781] <... futex resumed>) = 0 [pid 3774] close(18 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(25 [pid 3612] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3782] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(16 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3782] <... prctl resumed>) = 0 [pid 3781] <... mmap resumed>) = 0x7f6e2575a000 [pid 3774] close(19 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(26 [pid 3612] lstat("./11/memory.events", [pid 3782] setpgid(0, 0 [pid 3781] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(17 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] <... setpgid resumed>) = 0 [pid 3781] <... mprotect resumed>) = 0 [pid 3774] close(20 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] close(27 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3782] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(18 [pid 3771] close(28 [pid 3612] unlink("./11/memory.events"./strace-static-x86_64: Process 3783 attached [pid 3782] <... symlink resumed>) = 0 [pid 3774] close(21 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3783] set_robust_list(0x7f6e2577a9e0, 24 [pid 3771] close(29 [pid 3783] <... set_robust_list resumed>) = 0 [pid 3771] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(19 [pid 3612] <... unlink resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] <... clone resumed>, parent_tid=[30], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 30 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] close(22 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3771] exit_group(0 [pid 3612] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... symlink resumed>) = 0 [pid 3781] <... futex resumed>) = 0 [pid 3779] <... futex resumed>) = ? [pid 3775] <... futex resumed>) = ? [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(20 [pid 3771] <... exit_group resumed>) = ? [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3783] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3782] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] +++ exited with 0 +++ [pid 3775] +++ exited with 0 +++ [pid 3774] close(23 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./11/cgroup", [pid 3783] <... openat resumed>) = 3 [pid 3782] <... symlink resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(21 [pid 3771] +++ exited with 0 +++ [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3774] close(24 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] unlink("./11/cgroup" [pid 3783] <... futex resumed>) = 1 [pid 3782] <... openat resumed>) = 3 [pid 3781] <... futex resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(22 [pid 3612] <... unlink resumed>) = 0 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] write(3, "1000", 4 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] close(25 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... write resumed>) = 4 [pid 3781] <... futex resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(23 [pid 3613] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3783] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3782] close(3 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] close(26 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./11/cgroup.net", [pid 3783] <... openat resumed>) = 4 [pid 3782] <... close resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(24 [pid 3613] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] symlink("/dev/binderfs", "./binderfs" [pid 3774] close(27 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... openat resumed>) = 3 [pid 3612] unlink("./11/cgroup.net" [pid 3783] <... futex resumed>) = 1 [pid 3782] <... symlink resumed>) = 0 [pid 3781] <... futex resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(25 [pid 3613] fstat(3, [pid 3612] <... unlink resumed>) = 0 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3774] close(28 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... futex resumed>) = 0 [pid 3781] <... futex resumed>) = 0 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(26 [pid 3613] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3783] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3774] close(29 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] lstat("./11/cgroup.cpu", [pid 3782] <... mmap resumed>) = 0x7f6e2575a000 [pid 3774] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3773] close(27 [pid 3613] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3782] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3774] exit_group(0 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./11/cgroup.cpu" [pid 3783] <... write resumed>) = 61440 [pid 3782] <... mprotect resumed>) = 0 [pid 3778] <... futex resumed>) = ? [pid 3774] <... exit_group resumed>) = ? [pid 3773] close(28 [pid 3613] lstat("./12/binderfs", [pid 3612] <... unlink resumed>) = 0 [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3778] +++ exited with 0 +++ [pid 3774] +++ exited with 0 +++ [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] getdents64(3, ./strace-static-x86_64: Process 3784 attached [pid 3783] <... futex resumed>) = 1 [pid 3781] <... futex resumed>) = 0 [pid 3773] close(29 [pid 3613] unlink("./12/binderfs" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3784] set_robust_list(0x7f6e2577a9e0, 24 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] <... clone resumed>, parent_tid=[30], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 30 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3612] close(3 [pid 3784] <... set_robust_list resumed>) = 0 [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... futex resumed>) = 0 [pid 3773] exit_group(0 [pid 3613] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... close resumed>) = 0 [pid 3784] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3783] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3780] <... futex resumed>) = ? [pid 3777] <... futex resumed>) = ? [pid 3773] <... exit_group resumed>) = ? [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] rmdir("./11" [pid 3610] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3784] <... openat resumed>) = 3 [pid 3783] <... mmap resumed>) = 0x20000000 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3777] +++ exited with 0 +++ [pid 3613] lstat("./12/memory.events", [pid 3612] <... rmdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] mkdir("./12", 0777 [pid 3610] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = 1 [pid 3781] <... futex resumed>) = 0 [pid 3780] +++ exited with 0 +++ [pid 3773] +++ exited with 0 +++ [pid 3613] unlink("./12/memory.events" [pid 3612] <... mkdir resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3784] <... futex resumed>) = 1 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] <... unlink resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] fstat(3, ./strace-static-x86_64: Process 3785 attached [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... futex resumed>) = 0 [pid 3613] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3785] set_robust_list(0x55555684f5e0, 24 [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 27 [pid 3610] getdents64(3, [pid 3785] <... set_robust_list resumed>) = 0 [pid 3784] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3783] <... socket resumed>) = 5 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./12/cgroup", [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3785] chdir("./12" [pid 3784] <... openat resumed>) = 4 [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3785] <... chdir resumed>) = 0 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = 1 [pid 3781] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] unlink("./12/cgroup" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3784] <... futex resumed>) = 1 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 3613] <... unlink resumed>) = 0 [pid 3610] lstat("./11/binderfs", [pid 3785] <... prctl resumed>) = 0 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... futex resumed>) = 0 [pid 3615] fstat(3, [pid 3613] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3785] setpgid(0, 0 [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./11/binderfs" [pid 3785] <... setpgid resumed>) = 0 [pid 3784] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3613] lstat("./12/cgroup.net", [pid 3785] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... unlink resumed>) = 0 [pid 3785] <... symlink resumed>) = 0 [pid 3615] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./11/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3785] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3784] <... write resumed>) = 61440 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./12/cgroup.net" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] <... symlink resumed>) = 0 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./12/binderfs", [pid 3785] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3784] <... futex resumed>) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] lstat("./11/memory.events", [pid 3785] <... symlink resumed>) = 0 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./12/binderfs" [pid 3613] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3785] <... openat resumed>) = 3 [pid 3784] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./12/cgroup.cpu", [pid 3785] write(3, "1000", 4 [pid 3784] <... mmap resumed>) = 0x20000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./11/memory.events" [pid 3785] <... write resumed>) = 4 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./12/memory.events", [pid 3613] unlink("./12/cgroup.cpu" [pid 3785] close(3 [pid 3784] <... futex resumed>) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3785] <... close resumed>) = 0 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./12/memory.events" [pid 3613] getdents64(3, [pid 3610] umount2("./11/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3785] symlink("/dev/binderfs", "./binderfs" [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3782] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] <... symlink resumed>) = 0 [pid 3784] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] close(3 [pid 3610] lstat("./11/cgroup", [pid 3785] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... socket resumed>) = 5 [pid 3783] <... futex resumed>) = 1 [pid 3781] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... close resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3785] <... futex resumed>) = 0 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] socket(AF_XDP, SOCK_RAW, 0 [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./12/cgroup", [pid 3613] rmdir("./12" [pid 3610] unlink("./11/cgroup" [pid 3785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3784] <... futex resumed>) = 1 [pid 3783] <... socket resumed>) = 6 [pid 3782] <... futex resumed>) = 0 [pid 3781] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3785] <... mmap resumed>) = 0x7f6e2575a000 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./12/cgroup" [pid 3613] mkdir("./13", 0777 [pid 3610] umount2("./11/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3785] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] <... futex resumed>) = 0 [pid 3782] <... futex resumed>) = 0 [pid 3781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3785] <... mprotect resumed>) = 0 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] lstat("./11/cgroup.net", [pid 3785] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3784] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3783] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3781] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3786 attached [pid 3615] lstat("./12/cgroup.net", ./strace-static-x86_64: Process 3787 attached [pid 3786] set_robust_list(0x7f6e2577a9e0, 24 [pid 3785] <... clone resumed>, parent_tid=[28], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 28 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3787] set_robust_list(0x55555684f5e0, 24 [pid 3786] <... set_robust_list resumed>) = 0 [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./12/cgroup.net" [pid 3787] <... set_robust_list resumed>) = 0 [pid 3786] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3785] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] unlink("./11/cgroup.net" [pid 3787] chdir("./13" [pid 3786] <... openat resumed>) = 3 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 31 [pid 3787] <... chdir resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3786] <... futex resumed>) = 0 [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./12/cgroup.cpu", [pid 3610] umount2("./11/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3787] <... prctl resumed>) = 0 [pid 3786] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3785] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3787] setpgid(0, 0 [pid 3786] <... openat resumed>) = 4 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3783] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] unlink("./12/cgroup.cpu" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3787] <... setpgid resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3783] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3610] lstat("./11/cgroup.cpu", [pid 3787] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3786] <... futex resumed>) = 0 [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = 1 [pid 3781] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3787] <... symlink resumed>) = 0 [pid 3786] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3785] <... futex resumed>) = 0 [pid 3783] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] close(3 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] unlink("./11/cgroup.cpu" [pid 3787] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] <... close resumed>) = 0 [pid 3615] close(3 [pid 3787] <... symlink resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3787] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3781] close(4 [pid 3615] rmdir("./12" [pid 3610] getdents64(3, [pid 3787] <... symlink resumed>) = 0 [pid 3781] <... close resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3786] <... write resumed>) = 61440 [pid 3781] close(5 [pid 3615] mkdir("./13", 0777 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3787] <... openat resumed>) = 3 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3610] close(3 [pid 3787] write(3, "1000", 4 [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3781] close(6 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 3788 attached [pid 3787] <... write resumed>) = 4 [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = 0 [pid 3610] rmdir("./11" [pid 3788] set_robust_list(0x55555684f5e0, 24 [pid 3787] close(3 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] <... futex resumed>) = 0 [pid 3781] close(7 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 31 [pid 3788] <... set_robust_list resumed>) = 0 [pid 3787] <... close resumed>) = 0 [pid 3786] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 3788] chdir("./13" [pid 3787] symlink("/dev/binderfs", "./binderfs" [pid 3786] <... mmap resumed>) = 0x20000000 [pid 3781] close(8 [pid 3610] mkdir("./12", 0777 [pid 3788] <... chdir resumed>) = 0 [pid 3787] <... symlink resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3787] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3781] close(9 [pid 3610] <... mkdir resumed>) = 0 [pid 3788] <... prctl resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3788] setpgid(0, 0 [pid 3787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] <... futex resumed>) = 0 [pid 3781] close(10 [pid 3787] <... mmap resumed>) = 0x7f6e2575a000 [pid 3786] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3789 attached [pid 3788] <... setpgid resumed>) = 0 [pid 3787] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3786] <... socket resumed>) = 5 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3789] set_robust_list(0x55555684f5e0, 24 [pid 3788] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3787] <... mprotect resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] close(11 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 30 [pid 3789] <... set_robust_list resumed>) = 0 [pid 3788] <... symlink resumed>) = 0 [pid 3787] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3790 attached [pid 3789] chdir("./12" [pid 3788] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3781] close(12 [pid 3790] set_robust_list(0x7f6e2577a9e0, 24 [pid 3789] <... chdir resumed>) = 0 [pid 3788] <... symlink resumed>) = 0 [pid 3787] <... clone resumed>, parent_tid=[32], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 32 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] <... futex resumed>) = 0 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... set_robust_list resumed>) = 0 [pid 3789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3788] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3784] <... futex resumed>) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3781] close(13 [pid 3790] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3789] <... prctl resumed>) = 0 [pid 3788] <... symlink resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3786] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3784] socket(AF_XDP, SOCK_RAW, 0 [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... openat resumed>) = 3 [pid 3789] setpgid(0, 0 [pid 3788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3784] <... socket resumed>) = 6 [pid 3782] <... futex resumed>) = 0 [pid 3781] close(14 [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... setpgid resumed>) = 0 [pid 3788] <... openat resumed>) = 3 [pid 3787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... futex resumed>) = 0 [pid 3789] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3788] write(3, "1000", 4 [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... futex resumed>) = 0 [pid 3782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3781] close(15 [pid 3790] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3789] <... symlink resumed>) = 0 [pid 3788] <... write resumed>) = 4 [pid 3787] <... futex resumed>) = 0 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... openat resumed>) = 4 [pid 3789] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3788] close(3 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] <... futex resumed>) = 0 [pid 3781] close(16 [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... symlink resumed>) = 0 [pid 3788] <... close resumed>) = 0 [pid 3787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3784] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3782] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... futex resumed>) = 0 [pid 3789] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3788] symlink("/dev/binderfs", "./binderfs" [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3781] close(17 [pid 3790] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3789] <... symlink resumed>) = 0 [pid 3788] <... symlink resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3784] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3788] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3784] <... futex resumed>) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3781] close(18 [pid 3790] <... write resumed>) = 61440 [pid 3789] <... openat resumed>) = 3 [pid 3788] <... futex resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3784] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3782] close(3 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] write(3, "1000", 4 [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3782] <... close resumed>) = 0 [pid 3781] close(19 [pid 3790] <... futex resumed>) = 1 [pid 3789] <... write resumed>) = 4 [pid 3788] <... mmap resumed>) = 0x7f6e2575a000 [pid 3787] <... futex resumed>) = 0 [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] close(4 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] close(3 [pid 3788] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] <... futex resumed>) = 0 [pid 3782] <... close resumed>) = 0 [pid 3781] close(20 [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] <... close resumed>) = 0 [pid 3788] <... mprotect resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3786] socket(AF_XDP, SOCK_RAW, 0 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] close(5 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3789] symlink("/dev/binderfs", "./binderfs" [pid 3788] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] <... socket resumed>) = 6 [pid 3782] <... close resumed>) = 0 [pid 3781] close(21./strace-static-x86_64: Process 3791 attached [pid 3790] <... mmap resumed>) = 0x20000000 [pid 3789] <... symlink resumed>) = 0 [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] close(6 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3791] set_robust_list(0x7f6e2577a9e0, 24 [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... clone resumed>, parent_tid=[32], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 32 [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3782] <... close resumed>) = 0 [pid 3781] close(22 [pid 3791] <... set_robust_list resumed>) = 0 [pid 3790] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] close(7 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3791] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3790] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3788] <... futex resumed>) = 0 [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3785] <... futex resumed>) = 0 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(23 [pid 3791] <... openat resumed>) = 3 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] <... futex resumed>) = 0 [pid 3782] close(8 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] <... socket resumed>) = 5 [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... mmap resumed>) = 0x7f6e2575a000 [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3785] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(24 [pid 3791] <... futex resumed>) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3789] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3788] <... futex resumed>) = 0 [pid 3787] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3782] close(9 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... mprotect resumed>) = 0 [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(25 [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3788] <... futex resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3786] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3782] close(10 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3791] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3786] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(26 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3792 attached [pid 3791] <... openat resumed>) = 4 [pid 3786] <... futex resumed>) = 1 [pid 3785] <... futex resumed>) = 0 [pid 3782] close(11 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3790] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3792] set_robust_list(0x7f6e2577a9e0, 24 [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... clone resumed>, parent_tid=[31], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 31 [pid 3786] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] close(3 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(27 [pid 3792] <... set_robust_list resumed>) = 0 [pid 3785] <... close resumed>) = 0 [pid 3782] close(12 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3785] close(4 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(28 [pid 3785] <... close resumed>) = 0 [pid 3782] close(13 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3785] close(5 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] close(29 [pid 3785] <... close resumed>) = 0 [pid 3782] close(14 [pid 3781] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3785] close(6 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] exit_group(0 [pid 3785] <... close resumed>) = 0 [pid 3783] <... futex resumed>) = ? [pid 3782] close(15 [pid 3781] <... exit_group resumed>) = ? [pid 3785] close(7 [pid 3783] +++ exited with 0 +++ [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3781] +++ exited with 0 +++ [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(16 [pid 3785] close(8 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(17 [pid 3785] close(9 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(18 [pid 3785] close(10 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(19 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3791] <... futex resumed>) = 1 [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... futex resumed>) = 0 [pid 3785] close(11 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] <... futex resumed>) = 0 [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... futex resumed>) = 1 [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(20 [pid 3792] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... futex resumed>) = 0 [pid 3785] close(12 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] <... openat resumed>) = 3 [pid 3791] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(21 [pid 3611] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(13 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(22 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(14 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3791] <... write resumed>) = 61440 [pid 3789] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(23 [pid 3611] <... openat resumed>) = 3 [pid 3792] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(15 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] fstat(3, [pid 3792] <... openat resumed>) = 4 [pid 3791] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(24 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(16 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3792] <... futex resumed>) = 1 [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] <... futex resumed>) = 0 [pid 3788] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(25 [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3791] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(17 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3791] <... mmap resumed>) = 0x20000000 [pid 3789] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(26 [pid 3611] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(18 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3791] <... futex resumed>) = 1 [pid 3788] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(27 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(19 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./12/binderfs", [pid 3792] <... write resumed>) = 61440 [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(28 [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3791] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3790] <... futex resumed>) = 1 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] <... futex resumed>) = 0 [pid 3785] close(20 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3792] <... futex resumed>) = 1 [pid 3791] <... socket resumed>) = 5 [pid 3790] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... futex resumed>) = 0 [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] close(29 [pid 3611] unlink("./12/binderfs" [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3785] close(21 [pid 3782] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3791] <... futex resumed>) = 1 [pid 3790] socket(AF_XDP, SOCK_RAW, 0 [pid 3789] <... futex resumed>) = 0 [pid 3788] <... futex resumed>) = 0 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3782] exit_group(0 [pid 3611] <... unlink resumed>) = 0 [pid 3792] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3790] <... socket resumed>) = 6 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(22 [pid 3784] <... futex resumed>) = ? [pid 3782] <... exit_group resumed>) = ? [pid 3611] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] <... mmap resumed>) = 0x20000000 [pid 3791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3784] +++ exited with 0 +++ [pid 3782] +++ exited with 0 +++ [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(23 [pid 3792] <... futex resumed>) = 1 [pid 3790] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3787] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] lstat("./12/memory.events", [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3791] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3790] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(24 [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3792] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(25 [pid 3792] <... socket resumed>) = 5 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(26 [pid 3792] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... futex resumed>) = 0 [pid 3785] close(27 [pid 3790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] unlink("./12/memory.events" [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] <... futex resumed>) = 0 [pid 3787] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3790] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3785] close(28 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3790] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3790] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3785] close(29 [pid 3614] <... openat resumed>) = 3 [pid 3790] <... futex resumed>) = 1 [pid 3787] <... futex resumed>) = 0 [pid 3785] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3790] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3787] close(3 [pid 3785] exit_group(0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] lstat("./12/cgroup", [pid 3787] <... close resumed>) = 0 [pid 3786] <... futex resumed>) = ? [pid 3785] <... exit_group resumed>) = ? [pid 3614] getdents64(3, [pid 3787] close(4 [pid 3786] +++ exited with 0 +++ [pid 3785] +++ exited with 0 +++ [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3787] <... close resumed>) = 0 [pid 3614] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] unlink("./12/cgroup" [pid 3787] close(5 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3787] <... close resumed>) = 0 [pid 3614] lstat("./12/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 3787] close(6 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3787] <... close resumed>) = 0 [pid 3614] unlink("./12/binderfs" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] close(7 [pid 3614] <... unlink resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... openat resumed>) = 3 [pid 3792] socket(AF_XDP, SOCK_RAW, 0 [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] close(8 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] fstat(3, [pid 3611] lstat("./12/cgroup.net", [pid 3792] <... socket resumed>) = 6 [pid 3789] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./12/memory.events", [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] close(9 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3792] <... futex resumed>) = 0 [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./12/memory.events" [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] unlink("./12/cgroup.net" [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] close(10 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3789] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] close(11 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3612] lstat("./12/binderfs", [pid 3611] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3792] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./12/cgroup", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3792] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] close(12 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./12/binderfs" [pid 3611] lstat("./12/cgroup.cpu", [pid 3792] <... futex resumed>) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./12/cgroup" [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3792] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] close(3 [pid 3787] close(13 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./12/cgroup.cpu" [pid 3789] <... close resumed>) = 0 [pid 3788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3789] close(4 [pid 3788] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] close(14 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/memory.events", [pid 3611] <... unlink resumed>) = 0 [pid 3789] <... close resumed>) = 0 [pid 3788] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./12/cgroup.net", [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] getdents64(3, [pid 3789] close(5 [pid 3788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3787] close(15 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./12/memory.events" [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3789] <... close resumed>) = 0 [pid 3788] <... mmap resumed>) = 0x7f6e25739000 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./12/cgroup.net" [pid 3612] <... unlink resumed>) = 0 [pid 3611] close(3 [pid 3791] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3789] close(6 [pid 3788] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3787] close(16 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... close resumed>) = 0 [pid 3788] <... mprotect resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... close resumed>) = 0 [pid 3791] <... futex resumed>) = 0 [pid 3789] close(7 [pid 3788] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3787] close(17 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./12/cgroup", [pid 3611] rmdir("./12"./strace-static-x86_64: Process 3793 attached [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./12/cgroup.cpu", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3793] set_robust_list(0x7f6e257599e0, 24 [pid 3789] close(8 [pid 3788] <... clone resumed>, parent_tid=[33], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 33 [pid 3787] close(18 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./12/cgroup" [pid 3611] <... rmdir resumed>) = 0 [pid 3793] <... set_robust_list resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./12/cgroup.cpu" [pid 3612] <... unlink resumed>) = 0 [pid 3611] mkdir("./13", 0777 [pid 3793] socket(AF_XDP, SOCK_RAW, 0 [pid 3789] close(9 [pid 3788] <... futex resumed>) = 0 [pid 3787] close(19 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3793] <... socket resumed>) = 6 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... mkdir resumed>) = 0 [pid 3793] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] close(10 [pid 3788] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3787] close(20 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] lstat("./12/cgroup.net", [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3793] <... futex resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3793] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] close(11 [pid 3788] <... futex resumed>) = 1 [pid 3614] <... close resumed>) = 0 [pid 3612] unlink("./12/cgroup.net"./strace-static-x86_64: Process 3794 attached [pid 3791] <... futex resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] close(21 [pid 3614] rmdir("./12" [pid 3612] <... unlink resumed>) = 0 [pid 3794] set_robust_list(0x55555684f5e0, 24 [pid 3789] close(12 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 31 [pid 3794] <... set_robust_list resumed>) = 0 [pid 3791] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] close(22 [pid 3614] mkdir("./13", 0777 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3794] chdir("./13" [pid 3791] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3789] close(13 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] lstat("./12/cgroup.cpu", [pid 3794] <... chdir resumed>) = 0 [pid 3791] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] close(23 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3795 attached [pid 3794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3791] <... futex resumed>) = 1 [pid 3789] close(14 [pid 3788] <... futex resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./12/cgroup.cpu" [pid 3795] set_robust_list(0x55555684f5e0, 24 [pid 3794] <... prctl resumed>) = 0 [pid 3791] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(3 [pid 3787] close(24 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 31 [pid 3612] <... unlink resumed>) = 0 [pid 3795] <... set_robust_list resumed>) = 0 [pid 3794] setpgid(0, 0 [pid 3789] close(15 [pid 3788] <... close resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3795] chdir("./13" [pid 3794] <... setpgid resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(4 [pid 3787] close(25 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3795] <... chdir resumed>) = 0 [pid 3794] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3789] close(16 [pid 3788] <... close resumed>) = 0 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3794] <... symlink resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(5 [pid 3787] close(26 [pid 3612] <... close resumed>) = 0 [pid 3795] <... prctl resumed>) = 0 [pid 3794] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3789] close(17 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./12" [pid 3795] setpgid(0, 0 [pid 3794] <... symlink resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = 0 [pid 3787] close(27 [pid 3612] <... rmdir resumed>) = 0 [pid 3795] <... setpgid resumed>) = 0 [pid 3794] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3789] close(18 [pid 3788] close(6 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./13", 0777 [pid 3795] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3794] <... symlink resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = 0 [pid 3787] close(28 [pid 3612] <... mkdir resumed>) = 0 [pid 3795] <... symlink resumed>) = 0 [pid 3794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3789] close(19 [pid 3788] close(7 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3796 attached [pid 3795] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3794] <... openat resumed>) = 3 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] close(29 [pid 3795] <... symlink resumed>) = 0 [pid 3794] write(3, "1000", 4 [pid 3789] close(20 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 29 [pid 3796] set_robust_list(0x55555684f5e0, 24 [pid 3795] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3794] <... write resumed>) = 4 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(8 [pid 3787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] <... set_robust_list resumed>) = 0 [pid 3795] <... symlink resumed>) = 0 [pid 3794] close(3 [pid 3789] close(21 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] exit_group(0 [pid 3796] chdir("./13" [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3794] <... close resumed>) = 0 [pid 3790] <... futex resumed>) = ? [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(9 [pid 3787] <... exit_group resumed>) = ? [pid 3796] <... chdir resumed>) = 0 [pid 3794] symlink("/dev/binderfs", "./binderfs" [pid 3790] +++ exited with 0 +++ [pid 3789] close(22 [pid 3794] <... symlink resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] close(23 [pid 3794] <... futex resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3787] +++ exited with 0 +++ [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3795] <... openat resumed>) = 3 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3789] close(24 [pid 3788] close(10 [pid 3796] <... prctl resumed>) = 0 [pid 3795] write(3, "1000", 4 [pid 3794] <... mmap resumed>) = 0x7f6e2575a000 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3796] setpgid(0, 0 [pid 3795] <... write resumed>) = 4 [pid 3794] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3789] close(25 [pid 3788] close(11 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3796] <... setpgid resumed>) = 0 [pid 3795] close(3 [pid 3794] <... mprotect resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... restart_syscall resumed>) = 0 [pid 3796] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3795] <... close resumed>) = 0 [pid 3794] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3789] close(26 [pid 3788] close(12./strace-static-x86_64: Process 3797 attached [pid 3796] <... symlink resumed>) = 0 [pid 3795] symlink("/dev/binderfs", "./binderfs" [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3797] set_robust_list(0x7f6e2577a9e0, 24 [pid 3796] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3794] <... clone resumed>, parent_tid=[32], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 32 [pid 3789] close(27 [pid 3797] <... set_robust_list resumed>) = 0 [pid 3795] <... symlink resumed>) = 0 [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(13 [pid 3796] <... symlink resumed>) = 0 [pid 3797] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3794] <... futex resumed>) = 0 [pid 3789] close(28 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3797] <... openat resumed>) = 3 [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(14 [pid 3795] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... symlink resumed>) = 0 [pid 3795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3789] close(29 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3797] <... futex resumed>) = 1 [pid 3796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3795] <... mmap resumed>) = 0x7f6e2575a000 [pid 3794] <... futex resumed>) = 0 [pid 3789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3788] close(15 [pid 3613] <... openat resumed>) = 3 [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... openat resumed>) = 3 [pid 3795] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3789] exit_group(0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] fstat(3, [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] write(3, "1000", 4 [pid 3795] <... mprotect resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3792] <... futex resumed>) = ? [pid 3789] <... exit_group resumed>) = ? [pid 3788] close(16 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3797] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3796] <... write resumed>) = 4 [pid 3795] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3792] +++ exited with 0 +++ [pid 3789] +++ exited with 0 +++ [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3797] <... openat resumed>) = 4 [pid 3796] close(3./strace-static-x86_64: Process 3798 attached [pid 3788] close(17 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3798] set_robust_list(0x7f6e2577a9e0, 24 [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... close resumed>) = 0 [pid 3795] <... clone resumed>, parent_tid=[32], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 32 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3798] <... set_robust_list resumed>) = 0 [pid 3797] <... futex resumed>) = 1 [pid 3796] symlink("/dev/binderfs", "./binderfs" [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3788] close(18 [pid 3798] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3798] <... openat resumed>) = 3 [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... symlink resumed>) = 0 [pid 3795] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./13/binderfs", [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3796] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] close(19 [pid 3798] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 0 [pid 3795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./13/binderfs" [pid 3610] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] close(20 [pid 3798] <... futex resumed>) = 0 [pid 3796] <... mmap resumed>) = 0x7f6e2575a000 [pid 3795] <... futex resumed>) = 1 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3798] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3796] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] close(21 [pid 3613] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3798] <... openat resumed>) = 4 [pid 3797] <... write resumed>) = 61440 [pid 3796] <... mprotect resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... openat resumed>) = 3 [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3788] close(22 [pid 3613] lstat("./13/memory.events", [pid 3610] fstat(3, ./strace-static-x86_64: Process 3799 attached [pid 3798] <... futex resumed>) = 1 [pid 3797] <... futex resumed>) = 1 [pid 3795] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3799] set_robust_list(0x7f6e2577a9e0, 24 [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... clone resumed>, parent_tid=[30], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 30 [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] close(23 [pid 3613] unlink("./13/memory.events" [pid 3610] getdents64(3, [pid 3799] <... set_robust_list resumed>) = 0 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3799] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3798] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3797] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3796] <... futex resumed>) = 0 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] close(24 [pid 3613] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3799] <... openat resumed>) = 3 [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... mmap resumed>) = 0x20000000 [pid 3788] close(25 [pid 3613] lstat("./13/cgroup", [pid 3610] lstat("./12/binderfs", [pid 3799] <... futex resumed>) = 1 [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... futex resumed>) = 1 [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = 0 [pid 3788] close(26 [pid 3613] unlink("./13/cgroup" [pid 3610] unlink("./12/binderfs" [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] <... write resumed>) = 61440 [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 0 [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3799] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3788] close(27 [pid 3613] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./12/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3799] <... openat resumed>) = 4 [pid 3798] <... futex resumed>) = 1 [pid 3797] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3795] <... futex resumed>) = 0 [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3797] <... socket resumed>) = 5 [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] close(28 [pid 3613] lstat("./13/cgroup.net", [pid 3610] lstat("./12/memory.events", [pid 3799] <... futex resumed>) = 1 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 0 [pid 3795] <... futex resumed>) = 0 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3797] <... futex resumed>) = 1 [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3788] close(29 [pid 3613] unlink("./13/cgroup.net" [pid 3610] unlink("./12/memory.events" [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] <... mmap resumed>) = 0x20000000 [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 0 [pid 3794] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3799] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... futex resumed>) = 0 [pid 3788] exit_group(0 [pid 3613] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./12/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3798] <... futex resumed>) = 1 [pid 3795] <... futex resumed>) = 0 [pid 3794] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3793] <... futex resumed>) = ? [pid 3791] <... futex resumed>) = ? [pid 3788] <... exit_group resumed>) = ? [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3799] <... write resumed>) = 61440 [pid 3798] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3797] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] +++ exited with 0 +++ [pid 3791] +++ exited with 0 +++ [pid 3788] +++ exited with 0 +++ [pid 3613] lstat("./13/cgroup.cpu", [pid 3610] lstat("./12/cgroup", [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] <... socket resumed>) = 5 [pid 3795] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3799] <... futex resumed>) = 1 [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = 0 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] unlink("./13/cgroup.cpu" [pid 3610] unlink("./12/cgroup" [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] <... futex resumed>) = 0 [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 0 [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] getdents64(3, [pid 3610] umount2("./12/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3799] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] <... futex resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3799] <... mmap resumed>) = 0x20000000 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3613] close(3 [pid 3610] lstat("./12/cgroup.net", [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 3613] <... close resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3799] <... futex resumed>) = 1 [pid 3798] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3796] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] rmdir("./13" [pid 3610] unlink("./12/cgroup.net" [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3613] <... rmdir resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] mkdir("./14", 0777 [pid 3610] umount2("./12/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3799] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3799] <... socket resumed>) = 5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] lstat("./12/cgroup.cpu", ./strace-static-x86_64: Process 3800 attached [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./13/binderfs", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3800] set_robust_list(0x55555684f5e0, 24 [pid 3799] <... futex resumed>) = 1 [pid 3796] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 33 [pid 3610] unlink("./12/cgroup.cpu" [pid 3800] <... set_robust_list resumed>) = 0 [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./13/binderfs" [pid 3610] <... unlink resumed>) = 0 [pid 3800] chdir("./14" [pid 3799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3800] <... chdir resumed>) = 0 [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] close(3 [pid 3800] <... prctl resumed>) = 0 [pid 3799] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3615] lstat("./13/memory.events", [pid 3610] <... close resumed>) = 0 [pid 3800] setpgid(0, 0 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] rmdir("./12" [pid 3800] <... setpgid resumed>) = 0 [pid 3615] unlink("./13/memory.events" [pid 3610] <... rmdir resumed>) = 0 [pid 3800] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3615] <... unlink resumed>) = 0 [pid 3610] mkdir("./13", 0777 [pid 3800] <... symlink resumed>) = 0 [pid 3615] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... mkdir resumed>) = 0 [pid 3800] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3801 attached [pid 3800] <... symlink resumed>) = 0 [pid 3615] lstat("./13/cgroup", [pid 3801] set_robust_list(0x55555684f5e0, 24 [pid 3800] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 32 [pid 3801] <... set_robust_list resumed>) = 0 [pid 3800] <... symlink resumed>) = 0 [pid 3615] unlink("./13/cgroup" [pid 3801] chdir("./13" [pid 3800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3615] <... unlink resumed>) = 0 [pid 3801] <... chdir resumed>) = 0 [pid 3800] <... openat resumed>) = 3 [pid 3615] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3800] write(3, "1000", 4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3801] <... prctl resumed>) = 0 [pid 3800] <... write resumed>) = 4 [pid 3615] lstat("./13/cgroup.net", [pid 3801] setpgid(0, 0 [pid 3800] close(3 [pid 3794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3801] <... setpgid resumed>) = 0 [pid 3800] <... close resumed>) = 0 [pid 3794] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./13/cgroup.net" [pid 3801] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3800] symlink("/dev/binderfs", "./binderfs" [pid 3794] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3801] <... symlink resumed>) = 0 [pid 3800] <... symlink resumed>) = 0 [pid 3794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3801] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3800] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... mmap resumed>) = 0x7f6e25739000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3801] <... symlink resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3794] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3615] lstat("./13/cgroup.cpu", [pid 3801] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3794] <... mprotect resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3801] <... symlink resumed>) = 0 [pid 3800] <... mmap resumed>) = 0x7f6e2575a000 [pid 3794] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] unlink("./13/cgroup.cpu"./strace-static-x86_64: Process 3802 attached [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3800] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... unlink resumed>) = 0 [pid 3802] set_robust_list(0x7f6e257599e0, 24 [pid 3801] <... openat resumed>) = 3 [pid 3800] <... mprotect resumed>) = 0 [pid 3795] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3794] <... clone resumed>, parent_tid=[33], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 33 [pid 3615] getdents64(3, [pid 3802] <... set_robust_list resumed>) = 0 [pid 3801] write(3, "1000", 4 [pid 3800] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3798] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3795] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 3803 attached [pid 3802] socket(AF_XDP, SOCK_RAW, 0 [pid 3801] <... write resumed>) = 4 [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... futex resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3803] set_robust_list(0x7f6e2577a9e0, 24 [pid 3802] <... socket resumed>) = 6 [pid 3801] close(3 [pid 3800] <... clone resumed>, parent_tid=[34], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 34 [pid 3798] <... futex resumed>) = 0 [pid 3795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3794] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... close resumed>) = 0 [pid 3803] <... set_robust_list resumed>) = 0 [pid 3802] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... close resumed>) = 0 [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] <... mmap resumed>) = 0x7f6e25739000 [pid 3794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] rmdir("./13" [pid 3803] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3802] <... futex resumed>) = 0 [pid 3801] symlink("/dev/binderfs", "./binderfs" [pid 3800] <... futex resumed>) = 0 [pid 3795] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3794] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... rmdir resumed>) = 0 [pid 3803] <... openat resumed>) = 3 [pid 3802] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3801] <... symlink resumed>) = 0 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] <... mprotect resumed>) = 0 [pid 3794] <... futex resumed>) = 0 [pid 3615] mkdir("./14", 0777 [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3802] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3801] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3795] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3794] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3804 attached [pid 3803] <... futex resumed>) = 0 [pid 3802] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3805 attached [pid 3804] set_robust_list(0x7f6e257599e0, 24 [pid 3803] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3802] <... futex resumed>) = 0 [pid 3801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3800] <... futex resumed>) = 0 [pid 3796] <... futex resumed>) = 0 [pid 3795] <... clone resumed>, parent_tid=[33], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 33 [pid 3805] set_robust_list(0x55555684f5e0, 24 [pid 3804] <... set_robust_list resumed>) = 0 [pid 3803] <... openat resumed>) = 4 [pid 3802] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] <... mmap resumed>) = 0x7f6e2575a000 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3795] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 34 [pid 3805] <... set_robust_list resumed>) = 0 [pid 3804] socket(AF_XDP, SOCK_RAW, 0 [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3797] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3796] <... mmap resumed>) = 0x7f6e25739000 [pid 3795] <... futex resumed>) = 0 [pid 3805] chdir("./14" [pid 3804] <... socket resumed>) = 6 [pid 3803] <... futex resumed>) = 0 [pid 3801] <... mprotect resumed>) = 0 [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3795] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] <... chdir resumed>) = 0 [pid 3804] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3801] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3800] <... futex resumed>) = 0 [pid 3797] <... futex resumed>) = 0 [pid 3796] <... mprotect resumed>) = 0 [pid 3795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3806 attached [pid 3805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3804] <... futex resumed>) = 0 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3797] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3795] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3807 attached [pid 3806] set_robust_list(0x7f6e2577a9e0, 24 [pid 3805] <... prctl resumed>) = 0 [pid 3804] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3803] <... write resumed>) = 61440 [pid 3801] <... clone resumed>, parent_tid=[33], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 33 [pid 3799] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3798] <... futex resumed>) = 0 [pid 3795] <... futex resumed>) = 1 [pid 3794] close(3 [pid 3807] set_robust_list(0x7f6e257599e0, 24 [pid 3806] <... set_robust_list resumed>) = 0 [pid 3805] setpgid(0, 0 [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... clone resumed>, parent_tid=[31], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 31 [pid 3795] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] <... close resumed>) = 0 [pid 3807] <... set_robust_list resumed>) = 0 [pid 3806] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3805] <... setpgid resumed>) = 0 [pid 3803] <... futex resumed>) = 1 [pid 3801] <... futex resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3798] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3796] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3794] close(4 [pid 3807] socket(AF_XDP, SOCK_RAW, 0 [pid 3806] <... openat resumed>) = 3 [pid 3805] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3803] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] <... futex resumed>) = 0 [pid 3796] <... futex resumed>) = 0 [pid 3794] <... close resumed>) = 0 [pid 3807] <... socket resumed>) = 6 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... symlink resumed>) = 0 [pid 3803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] <... futex resumed>) = 0 [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3796] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3794] close(5 [pid 3807] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] <... futex resumed>) = 0 [pid 3805] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3803] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3798] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3794] <... close resumed>) = 0 [pid 3807] <... futex resumed>) = 0 [pid 3806] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3805] <... symlink resumed>) = 0 [pid 3803] <... mmap resumed>) = 0x20000000 [pid 3801] <... futex resumed>) = 0 [pid 3798] <... futex resumed>) = 1 [pid 3796] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... futex resumed>) = 0 [pid 3794] close(6 [pid 3807] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3806] <... openat resumed>) = 4 [pid 3805] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... futex resumed>) = 0 [pid 3798] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... futex resumed>) = 1 [pid 3795] close(3 [pid 3794] <... close resumed>) = 0 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... symlink resumed>) = 0 [pid 3803] <... futex resumed>) = 1 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] <... futex resumed>) = 0 [pid 3796] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] <... close resumed>) = 0 [pid 3794] close(7 [pid 3806] <... futex resumed>) = 0 [pid 3805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3803] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3795] close(4 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3805] <... openat resumed>) = 3 [pid 3803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3801] <... futex resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3795] <... close resumed>) = 0 [pid 3794] close(8 [pid 3805] write(3, "1000", 4 [pid 3803] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3795] close(5 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3805] <... write resumed>) = 4 [pid 3803] <... socket resumed>) = 5 [pid 3799] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3795] <... close resumed>) = 0 [pid 3794] close(9 [pid 3805] close(3 [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] <... futex resumed>) = 1 [pid 3796] <... futex resumed>) = 0 [pid 3795] close(6 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] <... write resumed>) = 61440 [pid 3805] <... close resumed>) = 0 [pid 3803] <... futex resumed>) = 1 [pid 3800] <... futex resumed>) = 0 [pid 3799] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] close(3 [pid 3795] <... close resumed>) = 0 [pid 3794] close(10 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] symlink("/dev/binderfs", "./binderfs" [pid 3803] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... close resumed>) = 0 [pid 3795] close(7 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] <... futex resumed>) = 1 [pid 3805] <... symlink resumed>) = 0 [pid 3803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3801] <... futex resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3796] close(4 [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(11 [pid 3806] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... close resumed>) = 0 [pid 3795] close(8 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3796] close(5 [pid 3806] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3801] <... futex resumed>) = 0 [pid 3796] <... close resumed>) = 0 [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3794] close(12 [pid 3806] <... mmap resumed>) = 0x20000000 [pid 3805] <... mmap resumed>) = 0x7f6e2575a000 [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] close(6 [pid 3795] close(9 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3803] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... close resumed>) = 0 [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(13 [pid 3806] <... futex resumed>) = 0 [pid 3805] <... mprotect resumed>) = 0 [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] close(7 [pid 3795] close(10 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3805] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3803] <... futex resumed>) = 1 [pid 3801] <... futex resumed>) = 0 [pid 3800] <... futex resumed>) = 0 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(14./strace-static-x86_64: Process 3808 attached [pid 3806] <... socket resumed>) = 5 [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3795] close(11 [pid 3796] close(8 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] socket(AF_XDP, SOCK_RAW, 0 [pid 3808] set_robust_list(0x7f6e2577a9e0, 24 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... clone resumed>, parent_tid=[35], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 35 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(15 [pid 3808] <... set_robust_list resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] close(9 [pid 3795] close(12 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] <... futex resumed>) = 0 [pid 3808] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3805] <... futex resumed>) = 0 [pid 3803] <... socket resumed>) = 6 [pid 3801] <... futex resumed>) = 0 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(16 [pid 3806] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3808] <... openat resumed>) = 3 [pid 3806] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] close(10 [pid 3795] close(13 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3803] <... futex resumed>) = 0 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(17 [pid 3808] <... futex resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... futex resumed>) = 0 [pid 3796] close(11 [pid 3795] close(14 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3806] socket(AF_XDP, SOCK_RAW, 0 [pid 3805] <... futex resumed>) = 0 [pid 3803] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3801] <... futex resumed>) = 0 [pid 3800] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(18 [pid 3808] <... openat resumed>) = 4 [pid 3806] <... socket resumed>) = 6 [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3803] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3796] close(12 [pid 3795] close(15 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3805] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3803] <... futex resumed>) = 0 [pid 3801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3800] close(3 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(19 [pid 3808] <... futex resumed>) = 0 [pid 3806] <... futex resumed>) = 0 [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3803] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... close resumed>) = 0 [pid 3796] close(13 [pid 3795] close(16 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3806] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3805] <... futex resumed>) = 0 [pid 3801] <... futex resumed>) = 0 [pid 3800] close(4 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(20 [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3801] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3800] <... close resumed>) = 0 [pid 3796] close(14 [pid 3795] close(17 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3806] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3800] close(5 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(21 [pid 3806] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... close resumed>) = 0 [pid 3796] close(15 [pid 3795] close(18 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... write resumed>) = 61440 [pid 3806] <... futex resumed>) = 1 [pid 3801] <... futex resumed>) = 0 [pid 3800] close(6 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(22 [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3806] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3801] close(3 [pid 3800] <... close resumed>) = 0 [pid 3796] close(16 [pid 3795] close(19 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = 0 [pid 3800] close(7 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(23 [pid 3808] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(4 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(17 [pid 3795] close(20 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = 0 [pid 3800] close(8 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(24 [pid 3808] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3801] close(5 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(18 [pid 3795] close(21 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... mmap resumed>) = 0x20000000 [pid 3801] <... close resumed>) = 0 [pid 3800] close(9 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(25 [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(6 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(19 [pid 3795] close(22 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = 0 [pid 3800] close(10 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(26 [pid 3808] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(7 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(20 [pid 3795] close(23 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(11 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(27 [pid 3808] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3801] close(8 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(21 [pid 3795] close(24 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... socket resumed>) = 5 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(12 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(28 [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(9 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(22 [pid 3795] close(25 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(13 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] close(29 [pid 3808] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(10 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(23 [pid 3795] close(26 [pid 3794] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3805] <... futex resumed>) = 0 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(14 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3794] exit_group(0 [pid 3808] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3802] <... futex resumed>) = ? [pid 3801] close(11 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3797] <... futex resumed>) = ? [pid 3796] close(24 [pid 3795] close(27 [pid 3794] <... exit_group resumed>) = ? [pid 3808] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3802] +++ exited with 0 +++ [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(15 [pid 3797] +++ exited with 0 +++ [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] close(12 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(25 [pid 3795] close(28 [pid 3794] +++ exited with 0 +++ [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(16 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] close(13 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(26 [pid 3795] close(29 [pid 3808] socket(AF_XDP, SOCK_RAW, 0 [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(17 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3805] <... futex resumed>) = 0 [pid 3801] close(14 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(27 [pid 3795] exit_group(0 [pid 3611] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3808] <... socket resumed>) = 6 [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3804] <... futex resumed>) = ? [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(18 [pid 3798] <... futex resumed>) = ? [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] <... exit_group resumed>) = ? [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] +++ exited with 0 +++ [pid 3801] close(15 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3798] +++ exited with 0 +++ [pid 3796] close(28 [pid 3611] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 3801] close(16 [pid 3611] fstat(3, [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3795] +++ exited with 0 +++ [pid 3800] close(19 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] close(17 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] close(29 [pid 3611] getdents64(3, [pid 3808] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3805] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(20 [pid 3796] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3805] <... futex resumed>) = 0 [pid 3801] close(18 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3796] exit_group(0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3807] <... futex resumed>) = ? [pid 3805] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(21 [pid 3799] <... futex resumed>) = ? [pid 3796] <... exit_group resumed>) = ? [pid 3614] <... restart_syscall resumed>) = 0 [pid 3611] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3808] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3807] +++ exited with 0 +++ [pid 3801] close(19 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3799] +++ exited with 0 +++ [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./13/binderfs", [pid 3801] close(20 [pid 3614] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3796] +++ exited with 0 +++ [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3808] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(22 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3611] unlink("./13/binderfs" [pid 3808] <... futex resumed>) = 1 [pid 3805] <... futex resumed>) = 0 [pid 3801] close(21 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... unlink resumed>) = 0 [pid 3808] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3805] close(3 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(23 [pid 3614] <... openat resumed>) = 3 [pid 3611] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3805] <... close resumed>) = 0 [pid 3801] close(22 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3805] close(4 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(24 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] lstat("./13/memory.events", [pid 3805] <... close resumed>) = 0 [pid 3801] close(23 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3805] close(5 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(25 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./13/memory.events" [pid 3805] <... close resumed>) = 0 [pid 3801] close(24 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3805] close(6 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(26 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3805] <... close resumed>) = 0 [pid 3801] close(25 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./13/binderfs", [pid 3612] <... openat resumed>) = 3 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3805] close(7 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(27 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] fstat(3, [pid 3611] lstat("./13/cgroup", [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3801] close(26 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./13/binderfs" [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3805] close(8 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(28 [pid 3614] <... unlink resumed>) = 0 [pid 3612] getdents64(3, [pid 3611] unlink("./13/cgroup" [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3801] close(27 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... unlink resumed>) = 0 [pid 3805] close(9 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] close(29 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3801] close(28 [pid 3800] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./13/memory.events", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3805] close(10 [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3800] exit_group(0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] lstat("./13/binderfs", [pid 3611] lstat("./13/cgroup.net", [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3803] <... futex resumed>) = ? [pid 3801] close(29 [pid 3800] <... exit_group resumed>) = ? [pid 3614] unlink("./13/memory.events" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3805] close(11 [pid 3803] +++ exited with 0 +++ [pid 3801] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./13/binderfs" [pid 3611] unlink("./13/cgroup.net" [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3801] exit_group(0 [pid 3800] +++ exited with 0 +++ [pid 3614] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3806] <... futex resumed>) = ? [pid 3805] close(12 [pid 3801] <... exit_group resumed>) = ? [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3806] +++ exited with 0 +++ [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3801] +++ exited with 0 +++ [pid 3614] lstat("./13/cgroup", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3805] close(13 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] lstat("./13/memory.events", [pid 3611] lstat("./13/cgroup.cpu", [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./13/cgroup" [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3805] close(14 [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./13/memory.events" [pid 3611] unlink("./13/cgroup.cpu" [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3805] close(15 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./13/cgroup.net", [pid 3613] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3805] close(16 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./13/cgroup", [pid 3611] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./13/cgroup.net" [pid 3613] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... close resumed>) = 0 [pid 3805] close(17 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3612] unlink("./13/cgroup" [pid 3611] rmdir("./13" [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] fstat(3, [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3805] close(18 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] mkdir("./14", 0777 [pid 3610] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./13/cgroup.cpu", [pid 3613] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... mkdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3805] close(19 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] lstat("./13/cgroup.net", [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 3809 attached [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./13/cgroup.cpu" [pid 3613] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3809] set_robust_list(0x55555684f5e0, 24 [pid 3805] close(20 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./13/cgroup.net" [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 34 [pid 3610] <... openat resumed>) = 3 [pid 3809] <... set_robust_list resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3613] lstat("./14/binderfs", [pid 3612] <... unlink resumed>) = 0 [pid 3610] fstat(3, [pid 3809] chdir("./14" [pid 3805] close(21 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3809] <... chdir resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3613] unlink("./14/binderfs" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3809] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3805] close(22 [pid 3614] <... close resumed>) = 0 [pid 3612] lstat("./13/cgroup.cpu", [pid 3809] <... prctl resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./13" [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3809] setpgid(0, 0 [pid 3805] close(23 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./13/cgroup.cpu" [pid 3610] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3809] <... setpgid resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./14", 0777 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3809] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3805] close(24 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] lstat("./14/memory.events", [pid 3612] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3809] <... symlink resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] lstat("./13/binderfs", ./strace-static-x86_64: Process 3810 attached [pid 3809] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3805] close(25 [pid 3613] unlink("./14/memory.events" [pid 3612] close(3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3810] set_robust_list(0x55555684f5e0, 24 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 34 [pid 3612] <... close resumed>) = 0 [pid 3809] <... symlink resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./13" [pid 3810] <... set_robust_list resumed>) = 0 [pid 3805] close(26 [pid 3809] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3610] unlink("./13/binderfs" [pid 3810] chdir("./14" [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./14", 0777 [pid 3810] <... chdir resumed>) = 0 [pid 3809] <... symlink resumed>) = 0 [pid 3805] close(27 [pid 3613] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... mkdir resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3809] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3811 attached [pid 3810] <... prctl resumed>) = 0 [pid 3809] <... openat resumed>) = 3 [pid 3805] close(28 [pid 3613] lstat("./14/cgroup", [pid 3610] umount2("./13/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3811] set_robust_list(0x55555684f5e0, 24 [pid 3810] setpgid(0, 0 [pid 3809] write(3, "1000", 4 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 32 [pid 3810] <... setpgid resumed>) = 0 [pid 3811] <... set_robust_list resumed>) = 0 [pid 3809] <... write resumed>) = 4 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3810] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3809] close(3 [pid 3805] close(29 [pid 3613] unlink("./14/cgroup" [pid 3811] chdir("./14" [pid 3610] lstat("./13/memory.events", [pid 3810] <... symlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3811] <... chdir resumed>) = 0 [pid 3809] <... close resumed>) = 0 [pid 3805] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./13/memory.events" [pid 3811] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3810] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3809] symlink("/dev/binderfs", "./binderfs" [pid 3805] exit_group(0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3809] <... symlink resumed>) = 0 [pid 3808] <... futex resumed>) = ? [pid 3805] <... exit_group resumed>) = ? [pid 3811] <... prctl resumed>) = 0 [pid 3613] lstat("./14/cgroup.net", [pid 3810] <... symlink resumed>) = 0 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3808] +++ exited with 0 +++ [pid 3805] +++ exited with 0 +++ [pid 3811] setpgid(0, 0) = 0 [pid 3810] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3809] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] umount2("./13/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3811] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3809] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] unlink("./14/cgroup.net" [pid 3810] <... symlink resumed>) = 0 [pid 3811] <... symlink resumed>) = 0 [pid 3809] <... mmap resumed>) = 0x7f6e2575a000 [pid 3809] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... unlink resumed>) = 0 [pid 3809] <... mprotect resumed>) = 0 [pid 3613] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3811] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3809] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3811] <... symlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./13/cgroup", ./strace-static-x86_64: Process 3812 attached [pid 3812] set_robust_list(0x7f6e2577a9e0, 24 [pid 3810] <... openat resumed>) = 3 [pid 3613] lstat("./14/cgroup.cpu", [pid 3812] <... set_robust_list resumed>) = 0 [pid 3811] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3810] write(3, "1000", 4 [pid 3809] <... clone resumed>, parent_tid=[35], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 35 [pid 3615] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... symlink resumed>) = 0 [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3810] <... write resumed>) = 4 [pid 3610] unlink("./13/cgroup" [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3810] close(3 [pid 3809] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./14/cgroup.cpu" [pid 3812] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3610] <... unlink resumed>) = 0 [pid 3812] <... openat resumed>) = 3 [pid 3811] <... openat resumed>) = 3 [pid 3810] <... close resumed>) = 0 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... unlink resumed>) = 0 [pid 3610] umount2("./13/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] write(3, "1000", 4 [pid 3810] symlink("/dev/binderfs", "./binderfs" [pid 3809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... openat resumed>) = 3 [pid 3613] getdents64(3, [pid 3812] <... futex resumed>) = 0 [pid 3811] <... write resumed>) = 4 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] <... symlink resumed>) = 0 [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] fstat(3, [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3811] close(3 [pid 3610] lstat("./13/cgroup.net", [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... close resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] close(3 [pid 3812] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3811] symlink("/dev/binderfs", "./binderfs" [pid 3810] <... futex resumed>) = 0 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3613] <... close resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3812] <... openat resumed>) = 4 [pid 3811] <... symlink resumed>) = 0 [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] rmdir("./14" [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] unlink("./13/cgroup.net" [pid 3812] <... futex resumed>) = 1 [pid 3809] <... futex resumed>) = 0 [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... rmdir resumed>) = 0 [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3809] <... futex resumed>) = 0 [pid 3615] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] mkdir("./15", 0777 [pid 3610] <... unlink resumed>) = 0 [pid 3812] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3810] <... mprotect resumed>) = 0 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3811] <... mmap resumed>) = 0x7f6e2575a000 [pid 3810] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] <... mkdir resumed>) = 0 [pid 3615] lstat("./14/binderfs", [pid 3610] umount2("./13/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3813 attached [pid 3811] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3813] set_robust_list(0x7f6e2577a9e0, 24 [pid 3811] <... mprotect resumed>) = 0 [pid 3810] <... clone resumed>, parent_tid=[35], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 35 [pid 3615] unlink("./14/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3814 attached [pid 3813] <... set_robust_list resumed>) = 0 [pid 3812] <... write resumed>) = 61440 [pid 3814] set_robust_list(0x55555684f5e0, 24 [pid 3813] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 35 [pid 3610] lstat("./13/cgroup.cpu", ./strace-static-x86_64: Process 3815 attached [pid 3814] <... set_robust_list resumed>) = 0 [pid 3813] <... openat resumed>) = 3 [pid 3812] <... futex resumed>) = 1 [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3615] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3815] set_robust_list(0x7f6e2577a9e0, 24 [pid 3814] chdir("./15" [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... clone resumed>, parent_tid=[33], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 33 [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3815] <... set_robust_list resumed>) = 0 [pid 3814] <... chdir resumed>) = 0 [pid 3813] <... futex resumed>) = 0 [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3809] <... futex resumed>) = 0 [pid 3615] lstat("./14/memory.events", [pid 3610] unlink("./13/cgroup.cpu" [pid 3815] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3814] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3811] <... futex resumed>) = 0 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3815] <... openat resumed>) = 3 [pid 3814] <... prctl resumed>) = 0 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... mmap resumed>) = 0x20000000 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3615] unlink("./14/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] setpgid(0, 0 [pid 3813] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3815] <... futex resumed>) = 0 [pid 3814] <... setpgid resumed>) = 0 [pid 3813] <... openat resumed>) = 4 [pid 3812] <... futex resumed>) = 1 [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3815] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3814] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... futex resumed>) = 0 [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3815] <... openat resumed>) = 4 [pid 3814] <... symlink resumed>) = 0 [pid 3813] <... futex resumed>) = 1 [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] close(3 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./14/cgroup", [pid 3610] <... close resumed>) = 0 [pid 3815] <... futex resumed>) = 0 [pid 3814] <... symlink resumed>) = 0 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] <... socket resumed>) = 5 [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] rmdir("./13" [pid 3815] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3814] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3813] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./14/cgroup" [pid 3814] <... symlink resumed>) = 0 [pid 3812] <... futex resumed>) = 1 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3815] <... write resumed>) = 61440 [pid 3814] <... openat resumed>) = 3 [pid 3813] <... write resumed>) = 61440 [pid 3812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3809] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./14", 0777 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] write(3, "1000", 4 [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./14/cgroup.net", [pid 3815] <... futex resumed>) = 1 [pid 3814] <... write resumed>) = 4 [pid 3813] <... futex resumed>) = 1 [pid 3812] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3815] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] close(3 [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./14/cgroup.net" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3816 attached [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... close resumed>) = 0 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3816] set_robust_list(0x55555684f5e0, 24 [pid 3815] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3814] symlink("/dev/binderfs", "./binderfs" [pid 3813] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 34 [pid 3816] <... set_robust_list resumed>) = 0 [pid 3815] <... mmap resumed>) = 0x20000000 [pid 3814] <... symlink resumed>) = 0 [pid 3813] <... mmap resumed>) = 0x20000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] chdir("./14" [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./14/cgroup.cpu", [pid 3816] <... chdir resumed>) = 0 [pid 3815] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3815] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./14/cgroup.cpu" [pid 3816] <... prctl resumed>) = 0 [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... mmap resumed>) = 0x7f6e2575a000 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... futex resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3816] setpgid(0, 0 [pid 3815] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3814] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3813] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3816] <... setpgid resumed>) = 0 [pid 3815] <... socket resumed>) = 5 [pid 3814] <... mprotect resumed>) = 0 [pid 3813] <... socket resumed>) = 5 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3816] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3817 attached [pid 3816] <... symlink resumed>) = 0 [pid 3815] <... futex resumed>) = 1 [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3817] set_robust_list(0x7f6e2577a9e0, 24 [pid 3816] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3815] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] <... clone resumed>, parent_tid=[36], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 36 [pid 3813] <... futex resumed>) = 1 [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3817] <... set_robust_list resumed>) = 0 [pid 3816] <... symlink resumed>) = 0 [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... futex resumed>) = 0 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./14" [pid 3817] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3816] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3814] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] <... futex resumed>) = 0 [pid 3816] <... symlink resumed>) = 0 [pid 3815] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... rmdir resumed>) = 0 [pid 3817] <... openat resumed>) = 3 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3815] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3813] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3812] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] mkdir("./15", 0777 [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... openat resumed>) = 3 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 3815] <... futex resumed>) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3817] <... futex resumed>) = 1 [pid 3816] write(3, "1000", 4 [pid 3815] socket(AF_XDP, SOCK_RAW, 0 [pid 3814] <... futex resumed>) = 0 [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] <... write resumed>) = 4 [pid 3815] <... socket resumed>) = 6 [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3818 attached [pid 3817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] close(3 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 0 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] set_robust_list(0x55555684f5e0, 24 [pid 3817] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3816] <... close resumed>) = 0 [pid 3815] <... futex resumed>) = 0 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3809] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 36 [pid 3818] <... set_robust_list resumed>) = 0 [pid 3817] <... openat resumed>) = 4 [pid 3816] symlink("/dev/binderfs", "./binderfs" [pid 3815] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3812] <... futex resumed>) = 0 [pid 3811] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] chdir("./15" [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... symlink resumed>) = 0 [pid 3815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3812] socket(AF_XDP, SOCK_RAW, 0 [pid 3811] <... futex resumed>) = 0 [pid 3809] <... futex resumed>) = 0 [pid 3818] <... chdir resumed>) = 0 [pid 3817] <... futex resumed>) = 1 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... futex resumed>) = 0 [pid 3812] <... socket resumed>) = 6 [pid 3811] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] <... futex resumed>) = 0 [pid 3815] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... prctl resumed>) = 0 [pid 3817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3815] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3814] <... futex resumed>) = 0 [pid 3813] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3812] <... futex resumed>) = 0 [pid 3809] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] setpgid(0, 0 [pid 3817] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3816] <... mmap resumed>) = 0x7f6e2575a000 [pid 3815] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... futex resumed>) = 0 [pid 3818] <... setpgid resumed>) = 0 [pid 3816] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3815] <... futex resumed>) = 1 [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3811] <... futex resumed>) = 0 [pid 3809] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3816] <... mprotect resumed>) = 0 [pid 3815] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = 1 [pid 3811] close(3 [pid 3810] <... futex resumed>) = 0 [pid 3818] <... symlink resumed>) = 0 [pid 3816] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3817] <... write resumed>) = 61440 [pid 3811] <... close resumed>) = 0 ./strace-static-x86_64: Process 3819 attached [pid 3818] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] socket(AF_XDP, SOCK_RAW, 0 [pid 3812] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3811] close(4 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] set_robust_list(0x7f6e2577a9e0, 24 [pid 3818] <... symlink resumed>) = 0 [pid 3817] <... futex resumed>) = 1 [pid 3816] <... clone resumed>, parent_tid=[35], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 35 [pid 3814] <... futex resumed>) = 0 [pid 3813] <... socket resumed>) = 6 [pid 3812] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... close resumed>) = 0 [pid 3810] <... futex resumed>) = 0 [pid 3819] <... set_robust_list resumed>) = 0 [pid 3818] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3812] <... futex resumed>) = 1 [pid 3811] close(5 [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... futex resumed>) = 0 [pid 3819] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3818] <... symlink resumed>) = 0 [pid 3817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] <... futex resumed>) = 0 [pid 3814] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 0 [pid 3812] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... close resumed>) = 0 [pid 3810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3809] close(3 [pid 3819] <... openat resumed>) = 3 [pid 3818] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3817] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] close(6 [pid 3810] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] <... close resumed>) = 0 [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... openat resumed>) = 3 [pid 3817] <... mmap resumed>) = 0x20000000 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... close resumed>) = 0 [pid 3809] close(4 [pid 3810] <... futex resumed>) = 0 [pid 3819] <... futex resumed>) = 0 [pid 3818] write(3, "1000", 4 [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] close(7 [pid 3810] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3809] <... close resumed>) = 0 [pid 3819] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3818] <... write resumed>) = 4 [pid 3817] <... futex resumed>) = 1 [pid 3816] <... futex resumed>) = 0 [pid 3814] <... futex resumed>) = 0 [pid 3813] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] close(5 [pid 3819] <... openat resumed>) = 4 [pid 3818] close(3 [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] close(8 [pid 3809] <... close resumed>) = 0 [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = 0 [pid 3817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... futex resumed>) = 0 [pid 3813] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] close(6 [pid 3819] <... futex resumed>) = 0 [pid 3818] symlink("/dev/binderfs", "./binderfs" [pid 3817] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3813] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] close(9 [pid 3809] <... close resumed>) = 0 [pid 3819] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3818] <... symlink resumed>) = 0 [pid 3817] <... socket resumed>) = 5 [pid 3816] <... futex resumed>) = 0 [pid 3813] <... futex resumed>) = 1 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] <... futex resumed>) = 0 [pid 3809] close(7 [pid 3818] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3813] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] close(10 [pid 3810] close(3 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3818] <... futex resumed>) = 0 [pid 3817] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] close(8 [pid 3819] <... write resumed>) = 61440 [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] close(11 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3809] close(9 [pid 3819] <... futex resumed>) = 1 [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3816] <... futex resumed>) = 0 [pid 3811] close(12 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3818] <... mmap resumed>) = 0x7f6e2575a000 [pid 3817] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] close(10 [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3818] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3819] <... mmap resumed>) = 0x20000000 [pid 3818] <... mprotect resumed>) = 0 [pid 3816] <... futex resumed>) = 0 [pid 3811] close(13 [pid 3810] <... close resumed>) = 0 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(4 [pid 3809] close(11./strace-static-x86_64: Process 3820 attached [pid 3819] <... futex resumed>) = 0 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] close(14 [pid 3810] <... close resumed>) = 0 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] set_robust_list(0x7f6e2577a9e0, 24 [pid 3819] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] <... clone resumed>, parent_tid=[37], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 37 [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(5 [pid 3809] close(12 [pid 3820] <... set_robust_list resumed>) = 0 [pid 3819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... futex resumed>) = 0 [pid 3811] close(15 [pid 3810] <... close resumed>) = 0 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3819] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3818] <... futex resumed>) = 0 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(6 [pid 3809] close(13 [pid 3820] <... openat resumed>) = 3 [pid 3819] <... socket resumed>) = 5 [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] close(16 [pid 3810] <... close resumed>) = 0 [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(7 [pid 3809] close(14 [pid 3820] <... futex resumed>) = 0 [pid 3819] <... futex resumed>) = 1 [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... futex resumed>) = 0 [pid 3811] close(17 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3819] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] <... futex resumed>) = 0 [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(8 [pid 3809] close(15 [pid 3820] <... openat resumed>) = 4 [pid 3819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3816] <... futex resumed>) = 0 [pid 3811] close(18 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(9 [pid 3809] close(16 [pid 3820] <... futex resumed>) = 0 [pid 3819] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3811] close(19 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(10 [pid 3809] close(17 [pid 3811] close(20 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3818] <... futex resumed>) = 0 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(11 [pid 3809] close(18 [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] close(21 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(12 [pid 3809] close(19 [pid 3811] close(22 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(13 [pid 3809] close(20 [pid 3811] close(23 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(14 [pid 3809] close(21 [pid 3811] close(24 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(15 [pid 3809] close(22 [pid 3811] close(25 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... write resumed>) = 61440 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(16 [pid 3809] close(23 [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] close(26 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... futex resumed>) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(17 [pid 3809] close(24 [pid 3820] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] close(27 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... futex resumed>) = 0 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(18 [pid 3809] close(25 [pid 3820] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] close(28 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... mmap resumed>) = 0x20000000 [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(19 [pid 3809] close(26 [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... futex resumed>) = 0 [pid 3814] <... futex resumed>) = 1 [pid 3811] close(29 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... futex resumed>) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3817] socket(AF_XDP, SOCK_RAW, 0 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] close(20 [pid 3809] close(27 [pid 3820] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... socket resumed>) = 6 [pid 3811] exit_group(0 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... futex resumed>) = 0 [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3815] <... futex resumed>) = ? [pid 3811] <... exit_group resumed>) = ? [pid 3810] close(21 [pid 3809] close(28 [pid 3820] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] <... futex resumed>) = 1 [pid 3815] +++ exited with 0 +++ [pid 3814] <... futex resumed>) = 0 [pid 3811] +++ exited with 0 +++ [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... socket resumed>) = 5 [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] close(22 [pid 3809] close(29 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... futex resumed>) = 0 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3820] <... futex resumed>) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3814] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3810] close(23 [pid 3809] exit_group(0 [pid 3820] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3817] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3812] <... futex resumed>) = ? [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3809] <... exit_group resumed>) = ? [pid 3820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3819] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3818] <... futex resumed>) = 0 [pid 3817] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3812] +++ exited with 0 +++ [pid 3810] close(24 [pid 3809] +++ exited with 0 +++ [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3817] <... futex resumed>) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3810] close(25 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3820] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3817] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] close(3 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3814] <... close resumed>) = 0 [pid 3810] close(26 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] close(4 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] <... close resumed>) = 0 [pid 3810] close(27 [pid 3612] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3814] close(5 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] <... close resumed>) = 0 [pid 3810] close(28 [pid 3612] <... openat resumed>) = 3 [pid 3814] close(6 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 3814] <... close resumed>) = 0 [pid 3810] close(29 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3814] close(7 [pid 3810] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3611] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3810] exit_group(0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3819] <... futex resumed>) = 1 [pid 3816] <... futex resumed>) = 0 [pid 3814] close(8 [pid 3813] <... futex resumed>) = ? [pid 3810] <... exit_group resumed>) = ? [pid 3612] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3819] socket(AF_XDP, SOCK_RAW, 0 [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3813] +++ exited with 0 +++ [pid 3810] +++ exited with 0 +++ [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... openat resumed>) = 3 [pid 3819] <... socket resumed>) = 6 [pid 3816] <... futex resumed>) = 0 [pid 3814] close(9 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] lstat("./14/binderfs", [pid 3611] fstat(3, [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] close(10 [pid 3612] unlink("./14/binderfs" [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3819] <... futex resumed>) = 0 [pid 3816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3816] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] close(11 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 3816] <... futex resumed>) = 0 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3816] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] close(12 [pid 3614] <... openat resumed>) = 3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3819] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3612] lstat("./14/memory.events", [pid 3611] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3814] close(13 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3612] unlink("./14/memory.events" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3814] close(14 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3819] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3814] close(15 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./14/binderfs", [pid 3819] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./14/binderfs", [pid 3612] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3819] <... futex resumed>) = 1 [pid 3816] <... futex resumed>) = 0 [pid 3814] close(16 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3819] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] close(3 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./14/binderfs" [pid 3612] lstat("./14/cgroup", [pid 3611] unlink("./14/binderfs" [pid 3816] <... close resumed>) = 0 [pid 3814] close(17 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3816] close(4 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./14/cgroup" [pid 3611] <... unlink resumed>) = 0 [pid 3816] <... close resumed>) = 0 [pid 3814] close(18 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] close(5 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./14/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3816] <... close resumed>) = 0 [pid 3814] close(19 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] close(6 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./14/memory.events" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/memory.events", [pid 3816] <... close resumed>) = 0 [pid 3814] close(20 [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./14/cgroup.net", [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3816] close(7 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./14/memory.events" [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(21 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./14/cgroup.net" [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./14/cgroup", [pid 3814] close(22 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3816] close(8 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./14/cgroup" [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(23 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] close(9 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./14/cgroup", [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(24 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./14/cgroup.cpu", [pid 3816] close(10 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./14/cgroup.net", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(25 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./14/cgroup" [pid 3816] close(11 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./14/cgroup.net" [pid 3612] unlink("./14/cgroup.cpu" [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(26 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3816] close(12 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(27 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3816] close(13 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./14/cgroup.cpu", [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(28 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] close(3 [pid 3611] lstat("./14/cgroup.net", [pid 3816] close(14 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./14/cgroup.cpu" [pid 3612] <... close resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] close(29 [pid 3614] <... unlink resumed>) = 0 [pid 3612] rmdir("./14" [pid 3611] unlink("./14/cgroup.net" [pid 3816] close(15 [pid 3814] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3814] exit_group(0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3817] <... futex resumed>) = ? [pid 3814] <... exit_group resumed>) = ? [pid 3614] close(3 [pid 3612] <... rmdir resumed>) = 0 [pid 3818] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3817] +++ exited with 0 +++ [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3814] +++ exited with 0 +++ [pid 3614] <... close resumed>) = 0 [pid 3612] mkdir("./15", 0777 [pid 3611] <... unlink resumed>) = 0 [pid 3816] close(16 [pid 3614] rmdir("./14" [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3818] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3611] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3818] <... futex resumed>) = 0 [pid 3816] close(17 [pid 3614] mkdir("./15", 0777 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3818] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3613] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3822 attached ./strace-static-x86_64: Process 3821 attached [pid 3820] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3818] <... mmap resumed>) = 0x7f6e25739000 [pid 3816] close(18 [pid 3613] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] lstat("./14/cgroup.cpu", [pid 3822] set_robust_list(0x55555684f5e0, 24 [pid 3821] set_robust_list(0x55555684f5e0, 24 [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 36 [pid 3613] <... openat resumed>) = 3 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 34 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3822] <... set_robust_list resumed>) = 0 [pid 3821] <... set_robust_list resumed>) = 0 [pid 3820] <... futex resumed>) = 0 [pid 3818] <... mprotect resumed>) = 0 [pid 3816] close(19 [pid 3613] fstat(3, [pid 3611] unlink("./14/cgroup.cpu" [pid 3822] chdir("./15" [pid 3821] chdir("./15" [pid 3820] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3823 attached [pid 3822] <... chdir resumed>) = 0 [pid 3821] <... chdir resumed>) = 0 [pid 3816] close(20 [pid 3613] getdents64(3, [pid 3611] <... unlink resumed>) = 0 [pid 3823] set_robust_list(0x7f6e257599e0, 24 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3821] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] getdents64(3, [pid 3823] <... set_robust_list resumed>) = 0 [pid 3822] <... prctl resumed>) = 0 [pid 3821] <... prctl resumed>) = 0 [pid 3818] <... clone resumed>, parent_tid=[38], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 38 [pid 3816] close(21 [pid 3613] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3823] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] setpgid(0, 0 [pid 3821] setpgid(0, 0 [pid 3818] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 3823] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... setpgid resumed>) = 0 [pid 3821] <... setpgid resumed>) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3816] close(22 [pid 3613] lstat("./15/binderfs", [pid 3611] <... close resumed>) = 0 [pid 3823] socket(AF_XDP, SOCK_RAW, 0 [pid 3822] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3821] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3818] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] rmdir("./14" [pid 3823] <... socket resumed>) = 6 [pid 3822] <... symlink resumed>) = 0 [pid 3821] <... symlink resumed>) = 0 [pid 3613] unlink("./15/binderfs" [pid 3823] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3821] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3816] close(23 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3823] <... futex resumed>) = 1 [pid 3822] <... symlink resumed>) = 0 [pid 3821] <... symlink resumed>) = 0 [pid 3818] <... futex resumed>) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] mkdir("./15", 0777 [pid 3823] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3821] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3818] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] close(24 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3822] <... symlink resumed>) = 0 [pid 3613] lstat("./15/memory.events", [pid 3611] <... mkdir resumed>) = 0 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3821] <... symlink resumed>) = 0 [pid 3820] <... futex resumed>) = 0 [pid 3818] <... futex resumed>) = 1 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3822] <... openat resumed>) = 3 [pid 3821] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3818] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./15/memory.events" [pid 3822] write(3, "1000", 4 [pid 3816] close(25 [pid 3613] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3824 attached [pid 3822] <... write resumed>) = 4 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3821] <... openat resumed>) = 3 [pid 3824] set_robust_list(0x55555684f5e0, 24 [pid 3822] close(3 [pid 3821] write(3, "1000", 4 [pid 3820] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3816] close(26 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 36 [pid 3824] <... set_robust_list resumed>) = 0 [pid 3822] <... close resumed>) = 0 [pid 3821] <... write resumed>) = 4 [pid 3613] lstat("./15/cgroup", [pid 3824] chdir("./15" [pid 3822] symlink("/dev/binderfs", "./binderfs" [pid 3821] close(3 [pid 3820] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3824] <... chdir resumed>) = 0 [pid 3822] <... symlink resumed>) = 0 [pid 3821] <... close resumed>) = 0 [pid 3820] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] close(27 [pid 3613] unlink("./15/cgroup" [pid 3824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3822] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] symlink("/dev/binderfs", "./binderfs" [pid 3820] <... futex resumed>) = 1 [pid 3818] <... futex resumed>) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3824] <... prctl resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] <... symlink resumed>) = 0 [pid 3820] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3818] close(3 [pid 3816] close(28 [pid 3613] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3824] setpgid(0, 0 [pid 3822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3824] <... setpgid resumed>) = 0 [pid 3822] <... mmap resumed>) = 0x7f6e2575a000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(4 [pid 3816] close(29 [pid 3613] lstat("./15/cgroup.net", [pid 3824] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3822] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3821] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3818] <... close resumed>) = 0 [pid 3816] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3824] <... symlink resumed>) = 0 [pid 3822] <... mprotect resumed>) = 0 [pid 3821] <... mmap resumed>) = 0x7f6e2575a000 [pid 3818] close(5 [pid 3816] exit_group(0 [pid 3613] unlink("./15/cgroup.net" [pid 3824] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3822] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3821] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3819] <... futex resumed>) = ? [pid 3818] <... close resumed>) = 0 [pid 3816] <... exit_group resumed>) = ? [pid 3613] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3825 attached [pid 3824] <... symlink resumed>) = 0 [pid 3821] <... mprotect resumed>) = 0 [pid 3613] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3824] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3822] <... clone resumed>, parent_tid=[37], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 37 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3824] <... symlink resumed>) = 0 [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] +++ exited with 0 +++ [pid 3818] close(6 [pid 3816] +++ exited with 0 +++ [pid 3825] set_robust_list(0x7f6e2577a9e0, 24 [pid 3613] lstat("./15/cgroup.cpu", [pid 3825] <... set_robust_list resumed>) = 0 [pid 3824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3822] <... futex resumed>) = 0 [pid 3821] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3818] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 3826 attached [pid 3825] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3824] <... openat resumed>) = 3 [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(7 [pid 3613] unlink("./15/cgroup.cpu" [pid 3826] set_robust_list(0x7f6e2577a9e0, 24 [pid 3825] <... openat resumed>) = 3 [pid 3824] write(3, "1000", 4 [pid 3821] <... clone resumed>, parent_tid=[35], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 35 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3826] <... set_robust_list resumed>) = 0 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... write resumed>) = 4 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] close(8 [pid 3613] getdents64(3, [pid 3610] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3826] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3825] <... futex resumed>) = 1 [pid 3824] close(3 [pid 3822] <... futex resumed>) = 0 [pid 3821] <... futex resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3826] <... openat resumed>) = 3 [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] <... close resumed>) = 0 [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(9 [pid 3613] close(3 [pid 3610] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] symlink("/dev/binderfs", "./binderfs" [pid 3822] <... futex resumed>) = 0 [pid 3821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3826] <... futex resumed>) = 0 [pid 3825] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3824] <... symlink resumed>) = 0 [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] close(10 [pid 3613] rmdir("./15" [pid 3610] fstat(3, [pid 3826] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3825] <... openat resumed>) = 4 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3826] <... openat resumed>) = 4 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(11 [pid 3613] mkdir("./16", 0777 [pid 3610] getdents64(3, [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = 1 [pid 3824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3826] <... futex resumed>) = 0 [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] <... mmap resumed>) = 0x7f6e2575a000 [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] close(12 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3827 attached [pid 3826] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3822] <... futex resumed>) = 0 [pid 3821] <... futex resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3827] set_robust_list(0x55555684f5e0, 24 [pid 3825] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3824] <... mprotect resumed>) = 0 [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(13 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 37 [pid 3610] lstat("./14/binderfs", [pid 3827] <... set_robust_list resumed>) = 0 [pid 3824] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 3828 attached [pid 3827] chdir("./16" [pid 3826] <... write resumed>) = 61440 [pid 3818] close(14 [pid 3610] unlink("./14/binderfs" [pid 3828] set_robust_list(0x7f6e2577a9e0, 24 [pid 3827] <... chdir resumed>) = 0 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... write resumed>) = 61440 [pid 3824] <... clone resumed>, parent_tid=[37], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 37 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3828] <... set_robust_list resumed>) = 0 [pid 3827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3826] <... futex resumed>) = 1 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(15 [pid 3610] umount2("./14/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3828] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3827] <... prctl resumed>) = 0 [pid 3826] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] <... futex resumed>) = 1 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3828] <... openat resumed>) = 3 [pid 3827] setpgid(0, 0 [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(16 [pid 3610] lstat("./14/memory.events", [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... setpgid resumed>) = 0 [pid 3826] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3828] <... futex resumed>) = 0 [pid 3827] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3826] <... mmap resumed>) = 0x20000000 [pid 3825] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(17 [pid 3610] unlink("./14/memory.events" [pid 3828] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3827] <... symlink resumed>) = 0 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... mmap resumed>) = 0x20000000 [pid 3824] <... futex resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3828] <... openat resumed>) = 4 [pid 3827] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3826] <... futex resumed>) = 1 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... futex resumed>) = 0 [pid 3818] close(18 [pid 3610] umount2("./14/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... symlink resumed>) = 0 [pid 3826] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] <... futex resumed>) = 1 [pid 3824] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3828] <... futex resumed>) = 0 [pid 3827] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(19 [pid 3610] lstat("./14/cgroup", [pid 3828] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3827] <... symlink resumed>) = 0 [pid 3826] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3826] <... socket resumed>) = 5 [pid 3825] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(20 [pid 3610] unlink("./14/cgroup" [pid 3828] <... write resumed>) = 61440 [pid 3827] <... openat resumed>) = 3 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... socket resumed>) = 5 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] write(3, "1000", 4 [pid 3826] <... futex resumed>) = 1 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(21 [pid 3610] umount2("./14/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3828] <... futex resumed>) = 1 [pid 3827] <... write resumed>) = 4 [pid 3826] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] <... futex resumed>) = 1 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] close(3 [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(22 [pid 3610] lstat("./14/cgroup.net", [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... close resumed>) = 0 [pid 3826] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3828] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3827] symlink("/dev/binderfs", "./binderfs" [pid 3826] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3825] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3818] close(23 [pid 3610] unlink("./14/cgroup.net" [pid 3828] <... mmap resumed>) = 0x20000000 [pid 3827] <... symlink resumed>) = 0 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... futex resumed>) = 1 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(24 [pid 3610] umount2("./14/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3828] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3826] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3824] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(25 [pid 3610] lstat("./14/cgroup.cpu", [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... mmap resumed>) = 0x7f6e2575a000 [pid 3826] socket(AF_XDP, SOCK_RAW, 0 [pid 3825] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3824] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3828] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3827] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3826] <... socket resumed>) = 6 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(26 [pid 3610] unlink("./14/cgroup.cpu" [pid 3828] <... socket resumed>) = 5 [pid 3827] <... mprotect resumed>) = 0 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3826] <... futex resumed>) = 1 [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... futex resumed>) = 0 [pid 3818] close(27 [pid 3610] getdents64(3, ./strace-static-x86_64: Process 3829 attached [pid 3828] <... futex resumed>) = 1 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3829] set_robust_list(0x7f6e2577a9e0, 24 [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] <... clone resumed>, parent_tid=[38], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 38 [pid 3825] socket(AF_XDP, SOCK_RAW, 0 [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... futex resumed>) = 0 [pid 3610] close(3 [pid 3829] <... set_robust_list resumed>) = 0 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3826] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3825] <... socket resumed>) = 6 [pid 3824] <... futex resumed>) = 0 [pid 3821] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3818] close(28 [pid 3610] <... close resumed>) = 0 [pid 3829] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3828] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3827] <... futex resumed>) = 0 [pid 3826] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./14" [pid 3829] <... openat resumed>) = 3 [pid 3828] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... futex resumed>) = 0 [pid 3825] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3821] close(3 [pid 3818] close(29 [pid 3610] <... rmdir resumed>) = 0 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3826] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3821] <... close resumed>) = 0 [pid 3818] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] mkdir("./15", 0777 [pid 3829] <... futex resumed>) = 0 [pid 3828] <... futex resumed>) = 1 [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] <... futex resumed>) = 0 [pid 3822] <... futex resumed>) = 0 [pid 3821] close(4 [pid 3818] exit_group(0 [pid 3610] <... mkdir resumed>) = 0 [pid 3829] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] <... futex resumed>) = 0 [pid 3825] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3823] <... futex resumed>) = ? [pid 3822] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... close resumed>) = 0 [pid 3820] <... futex resumed>) = ? [pid 3818] <... exit_group resumed>) = ? [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3830 attached [pid 3829] <... openat resumed>) = 4 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3825] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3824] <... futex resumed>) = 0 [pid 3823] +++ exited with 0 +++ [pid 3821] close(5 [pid 3820] +++ exited with 0 +++ [pid 3818] +++ exited with 0 +++ [pid 3830] set_robust_list(0x55555684f5e0, 24 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] socket(AF_XDP, SOCK_RAW, 0 [pid 3825] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3821] <... close resumed>) = 0 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 36 [pid 3830] <... set_robust_list resumed>) = 0 [pid 3829] <... futex resumed>) = 1 [pid 3828] <... socket resumed>) = 6 [pid 3827] <... futex resumed>) = 0 [pid 3825] <... futex resumed>) = 1 [pid 3822] <... futex resumed>) = 0 [pid 3821] close(6 [pid 3830] chdir("./15" [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3822] close(3 [pid 3821] <... close resumed>) = 0 [pid 3830] <... chdir resumed>) = 0 [pid 3829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3828] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... close resumed>) = 0 [pid 3821] close(7 [pid 3615] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3830] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3829] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] close(4 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] <... prctl resumed>) = 0 [pid 3828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3824] <... futex resumed>) = 0 [pid 3822] <... close resumed>) = 0 [pid 3821] close(8 [pid 3615] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3830] setpgid(0, 0 [pid 3828] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3824] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3822] close(5 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3830] <... setpgid resumed>) = 0 [pid 3829] <... write resumed>) = 61440 [pid 3828] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3822] <... close resumed>) = 0 [pid 3821] close(9 [pid 3615] fstat(3, [pid 3830] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] close(6 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3830] <... symlink resumed>) = 0 [pid 3829] <... futex resumed>) = 1 [pid 3828] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3824] <... futex resumed>) = 0 [pid 3822] <... close resumed>) = 0 [pid 3821] close(10 [pid 3615] getdents64(3, [pid 3830] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3828] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(3 [pid 3822] close(7 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3830] <... symlink resumed>) = 0 [pid 3829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = 0 [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] close(11 [pid 3615] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3830] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3829] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] close(4 [pid 3822] close(8 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] <... symlink resumed>) = 0 [pid 3824] <... close resumed>) = 0 [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./15/binderfs", [pid 3830] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3829] <... mmap resumed>) = 0x20000000 [pid 3824] close(5 [pid 3822] close(9 [pid 3821] close(12 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3830] <... openat resumed>) = 3 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... close resumed>) = 0 [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./15/binderfs" [pid 3830] write(3, "1000", 4 [pid 3829] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3824] close(6 [pid 3822] close(10 [pid 3821] close(13 [pid 3615] <... unlink resumed>) = 0 [pid 3830] <... write resumed>) = 4 [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... close resumed>) = 0 [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3830] close(3 [pid 3829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 0 [pid 3824] close(7 [pid 3822] close(11 [pid 3821] close(14 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] <... close resumed>) = 0 [pid 3829] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./15/memory.events", [pid 3830] symlink("/dev/binderfs", "./binderfs" [pid 3829] <... socket resumed>) = 5 [pid 3824] close(8 [pid 3822] close(12 [pid 3821] close(15 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3830] <... symlink resumed>) = 0 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./15/memory.events" [pid 3830] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3824] close(9 [pid 3822] close(13 [pid 3821] close(16 [pid 3615] <... unlink resumed>) = 0 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3830] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3829] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 0 [pid 3824] close(10 [pid 3822] close(14 [pid 3821] close(17 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] <... mmap resumed>) = 0x7f6e2575a000 [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./15/cgroup", [pid 3830] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3824] close(11 [pid 3822] close(15 [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3830] <... mprotect resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3615] unlink("./15/cgroup" [pid 3830] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3824] close(12 [pid 3822] close(16 [pid 3821] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3824] close(13 [pid 3822] close(17 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./15/cgroup.net", [pid 3824] close(14 [pid 3822] close(18 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./15/cgroup.net" [pid 3824] close(15 [pid 3822] close(19 [pid 3615] <... unlink resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3824] close(16 [pid 3822] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3831 attached [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./15/cgroup.cpu", [pid 3831] set_robust_list(0x7f6e2577a9e0, 24 [pid 3824] close(17 [pid 3822] close(21 [pid 3821] close(19 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3831] <... set_robust_list resumed>) = 0 [pid 3830] <... clone resumed>, parent_tid=[37], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 37 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./15/cgroup.cpu" [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(18 [pid 3822] close(22 [pid 3821] close(20 [pid 3615] <... unlink resumed>) = 0 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3831] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] close(19 [pid 3822] close(23 [pid 3821] close(21 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3831] <... openat resumed>) = 3 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(20 [pid 3822] close(24 [pid 3821] close(22 [pid 3615] <... close resumed>) = 0 [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./15" [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(21 [pid 3822] close(25 [pid 3821] close(23 [pid 3615] <... rmdir resumed>) = 0 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./16", 0777 [pid 3831] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] close(22 [pid 3822] close(26 [pid 3821] close(24 [pid 3615] <... mkdir resumed>) = 0 [pid 3831] <... openat resumed>) = 4 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3832 attached [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(23 [pid 3822] close(27 [pid 3821] close(25 [pid 3832] set_robust_list(0x55555684f5e0, 24 [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 39 [pid 3832] <... set_robust_list resumed>) = 0 [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(24 [pid 3822] close(28 [pid 3821] close(26 [pid 3832] chdir("./16" [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] <... chdir resumed>) = 0 [pid 3831] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3824] close(25 [pid 3822] close(29 [pid 3821] close(27 [pid 3832] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] <... prctl resumed>) = 0 [pid 3824] close(26 [pid 3822] exit_group(0 [pid 3821] close(28 [pid 3832] setpgid(0, 0 [pid 3831] <... write resumed>) = 61440 [pid 3825] <... futex resumed>) = ? [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3822] <... exit_group resumed>) = ? [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] <... setpgid resumed>) = 0 [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] +++ exited with 0 +++ [pid 3824] close(27 [pid 3822] +++ exited with 0 +++ [pid 3821] close(29 [pid 3832] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] close(28 [pid 3832] <... symlink resumed>) = 0 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3821] exit_group(0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3832] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3831] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... futex resumed>) = ? [pid 3824] close(29 [pid 3821] <... exit_group resumed>) = ? [pid 3614] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3832] <... symlink resumed>) = 0 [pid 3831] <... mmap resumed>) = 0x20000000 [pid 3826] +++ exited with 0 +++ [pid 3824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3824] exit_group(0 [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3828] <... futex resumed>) = ? [pid 3824] <... exit_group resumed>) = ? [pid 3821] +++ exited with 0 +++ [pid 3832] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] +++ exited with 0 +++ [pid 3824] +++ exited with 0 +++ [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3832] <... symlink resumed>) = 0 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3831] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... openat resumed>) = 3 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3832] <... openat resumed>) = 3 [pid 3831] <... socket resumed>) = 5 [pid 3614] fstat(3, [pid 3612] <... restart_syscall resumed>) = 0 [pid 3832] write(3, "1000", 4 [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3832] <... write resumed>) = 4 [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3614] getdents64(3, [pid 3832] close(3 [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3832] <... close resumed>) = 0 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3614] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3832] symlink("/dev/binderfs", "./binderfs" [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3831] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3832] <... symlink resumed>) = 0 [pid 3831] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3829] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3827] <... futex resumed>) = 0 [pid 3614] lstat("./15/binderfs", [pid 3612] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3832] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3832] <... futex resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3614] unlink("./15/binderfs" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3612] fstat(3, [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3832] <... mmap resumed>) = 0x7f6e2575a000 [pid 3611] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3832] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3831] socket(AF_XDP, SOCK_RAW, 0 [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3832] <... mprotect resumed>) = 0 [pid 3831] <... socket resumed>) = 6 [pid 3830] <... futex resumed>) = 0 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3611] <... openat resumed>) = 3 [pid 3832] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] <... futex resumed>) = 0 [pid 3827] <... mmap resumed>) = 0x7f6e25739000 [pid 3614] lstat("./15/memory.events", [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] fstat(3, ./strace-static-x86_64: Process 3833 attached [pid 3831] <... futex resumed>) = 0 [pid 3830] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3833] set_robust_list(0x7f6e2577a9e0, 24 [pid 3832] <... clone resumed>, parent_tid=[40], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 40 [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... mprotect resumed>) = 0 [pid 3614] unlink("./15/memory.events" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3833] <... set_robust_list resumed>) = 0 [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... futex resumed>) = 0 [pid 3611] getdents64(3, [pid 3833] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3832] <... futex resumed>) = 0 [pid 3830] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3827] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./15/binderfs", [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 3834 attached [pid 3833] <... openat resumed>) = 3 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3831] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3834] set_robust_list(0x7f6e257599e0, 24 [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3827] <... clone resumed>, parent_tid=[39], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 39 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./15/binderfs" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3834] <... set_robust_list resumed>) = 0 [pid 3833] <... futex resumed>) = 0 [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3831] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./15/cgroup", [pid 3834] socket(AF_XDP, SOCK_RAW, 0 [pid 3833] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3832] <... futex resumed>) = 0 [pid 3831] <... futex resumed>) = 1 [pid 3830] <... futex resumed>) = 0 [pid 3827] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./15/binderfs", [pid 3834] <... socket resumed>) = 6 [pid 3833] <... openat resumed>) = 4 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3831] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3830] close(3 [pid 3827] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./15/cgroup" [pid 3612] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3834] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] <... close resumed>) = 0 [pid 3827] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./15/binderfs" [pid 3834] <... futex resumed>) = 0 [pid 3833] <... futex resumed>) = 0 [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] close(4 [pid 3827] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./15/memory.events", [pid 3834] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3833] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3832] <... futex resumed>) = 0 [pid 3830] <... close resumed>) = 0 [pid 3829] <... futex resumed>) = 0 [pid 3827] <... futex resumed>) = 1 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] close(5 [pid 3827] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./15/cgroup.net", [pid 3612] unlink("./15/memory.events" [pid 3611] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3830] <... close resumed>) = 0 [pid 3829] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3830] close(6) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] close(7) = -1 EBADF (Bad file descriptor) [pid 3830] close(8) = -1 EBADF (Bad file descriptor) [pid 3830] close(9) = -1 EBADF (Bad file descriptor) [pid 3829] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3830] close(10 [pid 3833] <... write resumed>) = 61440 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./15/cgroup.net" [pid 3611] lstat("./15/memory.events", [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] close(11 [pid 3829] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... unlink resumed>) = 0 [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3829] <... futex resumed>) = 1 [pid 3827] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3833] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] close(12 [pid 3829] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3827] close(3 [pid 3614] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./15/memory.events" [pid 3833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] <... futex resumed>) = 0 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./15/cgroup", [pid 3830] close(13) = -1 EBADF (Bad file descriptor) [pid 3830] close(14 [pid 3833] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] close(4 [pid 3614] lstat("./15/cgroup.cpu", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3833] <... mmap resumed>) = 0x20000000 [pid 3830] close(15 [pid 3827] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./15/cgroup" [pid 3611] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] close(5 [pid 3614] unlink("./15/cgroup.cpu" [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3830] close(16 [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3833] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3827] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./15/cgroup", [pid 3612] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3833] <... socket resumed>) = 5 [pid 3832] <... futex resumed>) = 0 [pid 3830] close(17 [pid 3827] close(6 [pid 3614] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] <... close resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] lstat("./15/cgroup.net", [pid 3611] unlink("./15/cgroup" [pid 3833] <... futex resumed>) = 0 [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3830] close(18 [pid 3827] close(7 [pid 3614] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3832] <... futex resumed>) = 0 [pid 3830] close(19 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] close(8 [pid 3614] <... close resumed>) = 0 [pid 3612] unlink("./15/cgroup.net" [pid 3611] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3833] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3830] close(20 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./15" [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] close(9 [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3830] close(21 [pid 3614] <... rmdir resumed>) = 0 [pid 3830] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./15/cgroup.net", [pid 3830] close(22) = -1 EBADF (Bad file descriptor) [pid 3830] close(23) = -1 EBADF (Bad file descriptor) [pid 3830] close(24) = -1 EBADF (Bad file descriptor) [pid 3830] close(25) = -1 EBADF (Bad file descriptor) [pid 3830] close(26) = -1 EBADF (Bad file descriptor) [pid 3830] close(27) = -1 EBADF (Bad file descriptor) [pid 3830] close(28) = -1 EBADF (Bad file descriptor) [pid 3830] close(29) = -1 EBADF (Bad file descriptor) [pid 3830] exit_group(0 [pid 3831] <... futex resumed>) = ? [pid 3830] <... exit_group resumed>) = ? [pid 3831] +++ exited with 0 +++ [pid 3830] +++ exited with 0 +++ [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3827] close(10 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] mkdir("./16", 0777 [pid 3611] unlink("./15/cgroup.net" [pid 3827] close(11 [pid 3612] lstat("./15/cgroup.cpu", [pid 3614] <... mkdir resumed>) = 0 [pid 3610] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3827] close(12 [pid 3611] <... unlink resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... openat resumed>) = 3 [pid 3827] close(13 [pid 3610] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, ./strace-static-x86_64: Process 3835 attached [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./15/cgroup.cpu" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3835] set_robust_list(0x55555684f5e0, 24 [pid 3827] close(14 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 38 [pid 3610] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3835] <... set_robust_list resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./15/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3835] chdir("./16" [pid 3827] close(15 [pid 3612] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] lstat("./15/binderfs", [pid 3835] <... chdir resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] unlink("./15/cgroup.cpu" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3827] close(16 [pid 3612] close(3 [pid 3610] unlink("./15/binderfs" [pid 3835] <... prctl resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3835] setpgid(0, 0 [pid 3827] close(17 [pid 3612] rmdir("./15" [pid 3611] getdents64(3, [pid 3610] umount2("./15/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3835] <... setpgid resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3835] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3827] close(18 [pid 3612] <... rmdir resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] lstat("./15/memory.events", [pid 3835] <... symlink resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./16", 0777 [pid 3611] close(3 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3835] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3827] close(19 [pid 3610] unlink("./15/memory.events" [pid 3835] <... symlink resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3835] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3827] close(20 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] rmdir("./15" [pid 3610] umount2("./15/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3835] <... symlink resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3610] lstat("./15/cgroup", ./strace-static-x86_64: Process 3836 attached [pid 3835] <... openat resumed>) = 3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3836] set_robust_list(0x55555684f5e0, 24 [pid 3835] write(3, "1000", 4 [pid 3827] close(21 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 36 [pid 3611] <... rmdir resumed>) = 0 [pid 3610] unlink("./15/cgroup" [pid 3836] <... set_robust_list resumed>) = 0 [pid 3835] <... write resumed>) = 4 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./16", 0777 [pid 3610] <... unlink resumed>) = 0 [pid 3836] chdir("./16" [pid 3835] close(3 [pid 3827] close(22 [pid 3610] umount2("./15/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3836] <... chdir resumed>) = 0 [pid 3835] <... close resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3835] symlink("/dev/binderfs", "./binderfs" [pid 3827] close(23 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] lstat("./15/cgroup.net", [pid 3836] <... prctl resumed>) = 0 [pid 3835] <... symlink resumed>) = 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3836] setpgid(0, 0 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] unlink("./15/cgroup.net"./strace-static-x86_64: Process 3837 attached [pid 3836] <... setpgid resumed>) = 0 [pid 3835] <... futex resumed>) = 0 [pid 3827] close(24 [pid 3610] <... unlink resumed>) = 0 [pid 3837] set_robust_list(0x55555684f5e0, 24 [pid 3836] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 38 [pid 3610] umount2("./15/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3837] <... set_robust_list resumed>) = 0 [pid 3836] <... symlink resumed>) = 0 [pid 3835] <... mmap resumed>) = 0x7f6e2575a000 [pid 3827] close(25 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3837] chdir("./16" [pid 3836] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3835] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./15/cgroup.cpu", [pid 3837] <... chdir resumed>) = 0 [pid 3836] <... symlink resumed>) = 0 [pid 3835] <... mprotect resumed>) = 0 [pid 3827] close(26 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3836] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3835] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./15/cgroup.cpu"./strace-static-x86_64: Process 3838 attached [pid 3837] <... prctl resumed>) = 0 [pid 3836] <... symlink resumed>) = 0 [pid 3832] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3827] close(27 [pid 3610] <... unlink resumed>) = 0 [pid 3838] set_robust_list(0x7f6e2577a9e0, 24 [pid 3837] setpgid(0, 0 [pid 3836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3835] <... clone resumed>, parent_tid=[39], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 39 [pid 3832] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3838] <... set_robust_list resumed>) = 0 [pid 3837] <... setpgid resumed>) = 0 [pid 3836] <... openat resumed>) = 3 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3832] <... futex resumed>) = 0 [pid 3827] close(28 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3838] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3837] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3836] write(3, "1000", 4 [pid 3835] <... futex resumed>) = 0 [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3 [pid 3838] <... openat resumed>) = 3 [pid 3837] <... symlink resumed>) = 0 [pid 3836] <... write resumed>) = 4 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3833] <... futex resumed>) = 0 [pid 3832] <... mmap resumed>) = 0x7f6e25739000 [pid 3827] close(29 [pid 3610] <... close resumed>) = 0 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3836] close(3 [pid 3835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3833] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./15" [pid 3838] <... futex resumed>) = 0 [pid 3837] <... symlink resumed>) = 0 [pid 3836] <... close resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3827] exit_group(0 [pid 3610] <... rmdir resumed>) = 0 [pid 3838] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3837] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3836] symlink("/dev/binderfs", "./binderfs" [pid 3835] <... futex resumed>) = 0 [pid 3834] <... futex resumed>) = ? [pid 3832] <... mprotect resumed>) = 0 [pid 3829] <... futex resumed>) = ? [pid 3827] <... exit_group resumed>) = ? [pid 3610] mkdir("./16", 0777 [pid 3838] <... openat resumed>) = 4 [pid 3837] <... symlink resumed>) = 0 [pid 3836] <... symlink resumed>) = 0 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3834] +++ exited with 0 +++ [pid 3832] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3610] <... mkdir resumed>) = 0 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3839 attached ./strace-static-x86_64: Process 3840 attached [pid 3838] <... futex resumed>) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3829] +++ exited with 0 +++ [pid 3827] +++ exited with 0 +++ [pid 3840] set_robust_list(0x55555684f5e0, 24 [pid 3839] set_robust_list(0x7f6e257599e0, 24 [pid 3838] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3837] <... openat resumed>) = 3 [pid 3835] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3832] <... clone resumed>, parent_tid=[41], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 41 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 38 [pid 3840] <... set_robust_list resumed>) = 0 [pid 3839] <... set_robust_list resumed>) = 0 [pid 3837] write(3, "1000", 4 [pid 3836] <... mmap resumed>) = 0x7f6e2575a000 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] chdir("./16" [pid 3839] socket(AF_XDP, SOCK_RAW, 0 [pid 3837] <... write resumed>) = 4 [pid 3836] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3832] <... futex resumed>) = 0 [pid 3840] <... chdir resumed>) = 0 [pid 3839] <... socket resumed>) = 6 [pid 3838] <... write resumed>) = 61440 [pid 3837] close(3 [pid 3836] <... mprotect resumed>) = 0 [pid 3832] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3839] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... close resumed>) = 0 [pid 3836] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3841 attached [pid 3840] <... prctl resumed>) = 0 [pid 3839] <... futex resumed>) = 0 [pid 3838] <... futex resumed>) = 1 [pid 3837] symlink("/dev/binderfs", "./binderfs" [pid 3835] <... futex resumed>) = 0 [pid 3832] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3841] set_robust_list(0x7f6e2577a9e0, 24 [pid 3840] setpgid(0, 0 [pid 3839] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... symlink resumed>) = 0 [pid 3836] <... clone resumed>, parent_tid=[37], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 37 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] <... futex resumed>) = 0 [pid 3832] <... futex resumed>) = 1 [pid 3613] <... openat resumed>) = 3 [pid 3841] <... set_robust_list resumed>) = 0 [pid 3840] <... setpgid resumed>) = 0 [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = 0 [pid 3832] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] fstat(3, [pid 3841] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3838] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3841] <... openat resumed>) = 3 [pid 3838] <... mmap resumed>) = 0x20000000 [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] <... symlink resumed>) = 0 [pid 3833] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3613] getdents64(3, [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... mmap resumed>) = 0x7f6e2575a000 [pid 3836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3838] <... futex resumed>) = 1 [pid 3837] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = 0 [pid 3833] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3841] <... futex resumed>) = 0 [pid 3840] <... symlink resumed>) = 0 [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... mprotect resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3833] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3841] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3840] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... futex resumed>) = 0 [pid 3833] <... futex resumed>) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3613] lstat("./16/binderfs", [pid 3841] <... openat resumed>) = 4 [pid 3840] <... symlink resumed>) = 0 [pid 3838] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 3842 attached [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3838] <... socket resumed>) = 5 [pid 3833] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3832] close(3 [pid 3613] unlink("./16/binderfs" [pid 3842] set_robust_list(0x7f6e2577a9e0, 24 [pid 3841] <... futex resumed>) = 1 [pid 3840] <... openat resumed>) = 3 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... clone resumed>, parent_tid=[39], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 39 [pid 3836] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3842] <... set_robust_list resumed>) = 0 [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] write(3, "1000", 4 [pid 3838] <... futex resumed>) = 1 [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = 0 [pid 3832] close(4 [pid 3613] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3842] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] <... write resumed>) = 4 [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3842] <... openat resumed>) = 3 [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3841] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] close(3 [pid 3835] <... futex resumed>) = 0 [pid 3832] close(5 [pid 3613] lstat("./16/memory.events", [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... close resumed>) = 0 [pid 3838] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3842] <... futex resumed>) = 0 [pid 3840] symlink("/dev/binderfs", "./binderfs" [pid 3838] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] close(6 [pid 3613] unlink("./16/memory.events" [pid 3842] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3840] <... symlink resumed>) = 0 [pid 3837] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3841] <... write resumed>) = 61440 [pid 3613] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3842] <... openat resumed>) = 4 [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] close(7 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] <... futex resumed>) = 1 [pid 3840] <... futex resumed>) = 0 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3836] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./16/cgroup", [pid 3842] <... futex resumed>) = 0 [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3838] <... futex resumed>) = 1 [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = 0 [pid 3832] close(8 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3842] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] <... mmap resumed>) = 0x7f6e2575a000 [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./16/cgroup" [pid 3841] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3840] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... futex resumed>) = 0 [pid 3832] close(9 [pid 3613] <... unlink resumed>) = 0 [pid 3841] <... mmap resumed>) = 0x20000000 [pid 3840] <... mprotect resumed>) = 0 [pid 3838] socket(AF_XDP, SOCK_RAW, 0 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3842] <... write resumed>) = 61440 [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... socket resumed>) = 6 [pid 3832] close(10 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3843 attached [pid 3842] <... futex resumed>) = 1 [pid 3841] <... futex resumed>) = 1 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./16/cgroup.net", [pid 3843] set_robust_list(0x7f6e2577a9e0, 24 [pid 3842] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... clone resumed>, parent_tid=[39], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 39 [pid 3838] <... futex resumed>) = 1 [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... futex resumed>) = 0 [pid 3832] close(11 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3843] <... set_robust_list resumed>) = 0 [pid 3842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./16/cgroup.net" [pid 3843] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3842] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3841] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3840] <... futex resumed>) = 0 [pid 3838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... futex resumed>) = 0 [pid 3832] close(12 [pid 3613] <... unlink resumed>) = 0 [pid 3843] <... openat resumed>) = 3 [pid 3842] <... mmap resumed>) = 0x20000000 [pid 3841] <... socket resumed>) = 5 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3835] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3832] close(13 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3843] <... futex resumed>) = 0 [pid 3841] <... futex resumed>) = 1 [pid 3842] <... futex resumed>) = 1 [pid 3838] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3837] <... futex resumed>) = 0 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./16/cgroup.cpu", [pid 3843] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3842] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... futex resumed>) = 0 [pid 3838] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] close(14 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3843] <... openat resumed>) = 4 [pid 3842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] <... futex resumed>) = 1 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3835] <... futex resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./16/cgroup.cpu" [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3838] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] close(3 [pid 3832] close(15 [pid 3613] <... unlink resumed>) = 0 [pid 3843] <... futex resumed>) = 0 [pid 3842] <... socket resumed>) = 5 [pid 3841] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3843] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] close(4 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3835] <... close resumed>) = 0 [pid 3613] close(3 [pid 3835] close(5 [pid 3613] <... close resumed>) = 0 [pid 3840] <... futex resumed>) = 0 [pid 3835] <... close resumed>) = 0 [pid 3613] rmdir("./16" [pid 3832] close(16 [pid 3843] <... write resumed>) = 61440 [pid 3842] <... futex resumed>) = 1 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3837] <... futex resumed>) = 0 [pid 3835] close(6 [pid 3613] <... rmdir resumed>) = 0 [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = 0 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] mkdir("./17", 0777 [pid 3843] <... futex resumed>) = 0 [pid 3842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... futex resumed>) = 0 [pid 3835] close(7 [pid 3832] close(17 [pid 3613] <... mkdir resumed>) = 0 [pid 3843] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3840] <... futex resumed>) = 0 [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3844 attached [pid 3843] <... mmap resumed>) = 0x20000000 [pid 3842] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] close(8 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] set_robust_list(0x55555684f5e0, 24 [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(18 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 40 [pid 3844] <... set_robust_list resumed>) = 0 [pid 3843] <... futex resumed>) = 0 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] close(9 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] chdir("./17" [pid 3843] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3840] <... futex resumed>) = 0 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(19 [pid 3844] <... chdir resumed>) = 0 [pid 3843] <... socket resumed>) = 5 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] close(10 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(20 [pid 3844] <... prctl resumed>) = 0 [pid 3843] <... futex resumed>) = 0 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] close(11 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] setpgid(0, 0 [pid 3840] <... futex resumed>) = 0 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(21 [pid 3844] <... setpgid resumed>) = 0 [pid 3843] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] close(12 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(22 [pid 3844] <... symlink resumed>) = 0 [pid 3835] close(13 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(23 [pid 3844] <... symlink resumed>) = 0 [pid 3835] close(14 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(24 [pid 3844] <... symlink resumed>) = 0 [pid 3835] close(15 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(25 [pid 3844] <... openat resumed>) = 3 [pid 3835] close(16 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] write(3, "1000", 4 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(26 [pid 3844] <... write resumed>) = 4 [pid 3835] close(17 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] close(3 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(27 [pid 3844] <... close resumed>) = 0 [pid 3835] close(18 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] symlink("/dev/binderfs", "./binderfs" [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(28 [pid 3844] <... symlink resumed>) = 0 [pid 3835] close(19 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] close(29 [pid 3844] <... futex resumed>) = 0 [pid 3835] close(20 [pid 3832] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3832] exit_group(0 [pid 3844] <... mmap resumed>) = 0x7f6e2575a000 [pid 3839] <... futex resumed>) = ? [pid 3836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3835] close(21 [pid 3833] <... futex resumed>) = ? [pid 3832] <... exit_group resumed>) = ? [pid 3844] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3839] +++ exited with 0 +++ [pid 3836] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] <... mprotect resumed>) = 0 [pid 3843] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3835] close(22 [pid 3844] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] <... futex resumed>) = 0 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3833] +++ exited with 0 +++ [pid 3841] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3832] +++ exited with 0 +++ ./strace-static-x86_64: Process 3845 attached [pid 3843] <... futex resumed>) = 1 [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... futex resumed>) = 0 [pid 3836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3835] close(23 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3845] set_robust_list(0x7f6e2577a9e0, 24 [pid 3844] <... clone resumed>, parent_tid=[41], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 41 [pid 3843] socket(AF_XDP, SOCK_RAW, 0 [pid 3841] <... futex resumed>) = 0 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] <... mmap resumed>) = 0x7f6e25739000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3845] <... set_robust_list resumed>) = 0 [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] <... socket resumed>) = 6 [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... futex resumed>) = 0 [pid 3836] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3835] close(24 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3845] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3844] <... futex resumed>) = 0 [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3836] <... mprotect resumed>) = 0 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3845] <... openat resumed>) = 3 [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3843] <... futex resumed>) = 0 [pid 3842] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3836] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3835] close(25./strace-static-x86_64: Process 3846 attached [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3843] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3846] set_robust_list(0x7f6e257599e0, 24 [pid 3845] <... futex resumed>) = 0 [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... futex resumed>) = 0 [pid 3840] <... futex resumed>) = 0 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... clone resumed>, parent_tid=[38], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 38 [pid 3835] close(26 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3846] <... set_robust_list resumed>) = 0 [pid 3845] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3844] <... futex resumed>) = 0 [pid 3842] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3836] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3846] socket(AF_XDP, SOCK_RAW, 0 [pid 3845] <... openat resumed>) = 4 [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3843] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3837] <... mmap resumed>) = 0x7f6e25739000 [pid 3836] <... futex resumed>) = 0 [pid 3835] close(27 [pid 3615] <... openat resumed>) = 3 [pid 3846] <... socket resumed>) = 6 [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3843] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3837] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3836] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3846] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... futex resumed>) = 0 [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3843] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] <... mprotect resumed>) = 0 [pid 3836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3835] close(28 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3846] <... futex resumed>) = 0 [pid 3845] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3844] <... futex resumed>) = 0 [pid 3843] <... futex resumed>) = 1 [pid 3840] <... futex resumed>) = 0 [pid 3837] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3836] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, ./strace-static-x86_64: Process 3847 attached [pid 3846] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3843] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] <... futex resumed>) = 0 [pid 3840] close(3 [pid 3836] <... futex resumed>) = 1 [pid 3835] close(29 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3847] set_robust_list(0x7f6e257599e0, 24 [pid 3840] <... close resumed>) = 0 [pid 3837] <... clone resumed>, parent_tid=[40], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 40 [pid 3836] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3835] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3847] <... set_robust_list resumed>) = 0 [pid 3845] <... write resumed>) = 61440 [pid 3840] close(4 [pid 3837] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] exit_group(0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3841] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3847] socket(AF_XDP, SOCK_RAW, 0 [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... close resumed>) = 0 [pid 3838] <... futex resumed>) = ? [pid 3837] <... futex resumed>) = 0 [pid 3835] <... exit_group resumed>) = ? [pid 3615] lstat("./16/binderfs", [pid 3847] <... socket resumed>) = 6 [pid 3845] <... futex resumed>) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3841] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3840] close(5 [pid 3837] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3845] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./16/binderfs" [pid 3847] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3844] <... futex resumed>) = 0 [pid 3841] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... close resumed>) = 0 [pid 3838] +++ exited with 0 +++ [pid 3835] +++ exited with 0 +++ [pid 3615] <... unlink resumed>) = 0 [pid 3847] <... futex resumed>) = 1 [pid 3845] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3841] <... futex resumed>) = 1 [pid 3840] close(6 [pid 3837] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 0 [pid 3615] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3847] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3845] <... mmap resumed>) = 0x20000000 [pid 3841] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] <... close resumed>) = 0 [pid 3837] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3836] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... futex resumed>) = 0 [pid 3840] close(7 [pid 3837] <... futex resumed>) = 1 [pid 3836] <... close resumed>) = 0 [pid 3615] lstat("./16/memory.events", [pid 3614] <... restart_syscall resumed>) = 0 [pid 3845] <... futex resumed>) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3837] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3845] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(4 [pid 3615] unlink("./16/memory.events" [pid 3845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3844] <... futex resumed>) = 0 [pid 3842] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3840] close(8 [pid 3836] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3845] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3845] <... socket resumed>) = 5 [pid 3842] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] close(9 [pid 3836] <... close resumed>) = 0 [pid 3615] lstat("./16/cgroup", [pid 3614] <... openat resumed>) = 3 [pid 3845] <... futex resumed>) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3842] <... futex resumed>) = 1 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... futex resumed>) = 0 [pid 3836] close(6 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] fstat(3, [pid 3845] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3840] close(10 [pid 3837] close(3 [pid 3836] <... close resumed>) = 0 [pid 3615] unlink("./16/cgroup" [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3844] <... futex resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = 0 [pid 3836] close(7 [pid 3615] <... unlink resumed>) = 0 [pid 3614] getdents64(3, [pid 3845] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] close(11 [pid 3837] close(4 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = 0 [pid 3836] close(8 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3840] close(12 [pid 3837] close(5 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./16/cgroup.net", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = 0 [pid 3836] close(9 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./16/binderfs", [pid 3840] close(13 [pid 3837] close(6 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./16/cgroup.net" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3845] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = 0 [pid 3836] close(10 [pid 3615] <... unlink resumed>) = 0 [pid 3614] unlink("./16/binderfs" [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] close(14 [pid 3837] close(7 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... unlink resumed>) = 0 [pid 3845] <... futex resumed>) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(11 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3845] socket(AF_XDP, SOCK_RAW, 0 [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] close(15 [pid 3837] close(8 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./16/cgroup.cpu", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3844] <... futex resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(12 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./16/memory.events", [pid 3845] <... socket resumed>) = 6 [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] close(16 [pid 3837] close(9 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./16/cgroup.cpu" [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(13 [pid 3845] <... futex resumed>) = 0 [pid 3844] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] close(17 [pid 3837] close(10 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] unlink("./16/memory.events" [pid 3845] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3844] <... futex resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(14 [pid 3615] getdents64(3, [pid 3840] close(18 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3844] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] close(11 [pid 3836] close(15 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3840] close(19 [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3614] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] close(12 [pid 3836] close(16 [pid 3615] <... close resumed>) = 0 [pid 3840] close(20 [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./16" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] close(13 [pid 3836] close(17 [pid 3840] close(21 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(18 [pid 3840] close(22 [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3614] lstat("./16/cgroup", [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] close(14 [pid 3836] close(19 [pid 3615] mkdir("./17", 0777 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3840] close(23 [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(20 [pid 3615] <... mkdir resumed>) = 0 [pid 3845] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3840] close(24 [pid 3837] close(15 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] unlink("./16/cgroup" [pid 3845] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(21 [pid 3840] close(25 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(22./strace-static-x86_64: Process 3848 attached [pid 3840] close(26 [pid 3837] close(16 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] set_robust_list(0x55555684f5e0, 24 [pid 3845] <... futex resumed>) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(23 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 42 [pid 3614] <... unlink resumed>) = 0 [pid 3848] <... set_robust_list resumed>) = 0 [pid 3845] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] close(3 [pid 3840] close(27 [pid 3837] close(17 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3848] chdir("./17" [pid 3844] <... close resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(24 [pid 3848] <... chdir resumed>) = 0 [pid 3844] close(4 [pid 3840] close(28 [pid 3837] close(18 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3848] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3844] <... close resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(25 [pid 3614] lstat("./16/cgroup.net", [pid 3848] <... prctl resumed>) = 0 [pid 3844] close(5 [pid 3840] close(29 [pid 3837] close(19 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] setpgid(0, 0 [pid 3844] <... close resumed>) = 0 [pid 3840] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(26 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3848] <... setpgid resumed>) = 0 [pid 3844] close(6 [pid 3840] exit_group(0 [pid 3837] close(20 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./16/cgroup.net" [pid 3848] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3844] <... close resumed>) = 0 [pid 3843] <... futex resumed>) = ? [pid 3840] <... exit_group resumed>) = ? [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(27 [pid 3614] <... unlink resumed>) = 0 [pid 3848] <... symlink resumed>) = 0 [pid 3844] close(7 [pid 3843] +++ exited with 0 +++ [pid 3840] +++ exited with 0 +++ [pid 3837] close(21 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3848] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(28 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3848] <... symlink resumed>) = 0 [pid 3844] close(8 [pid 3837] close(22 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./16/cgroup.cpu", [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3848] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] close(29 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3848] <... symlink resumed>) = 0 [pid 3844] close(9 [pid 3837] close(23 [pid 3836] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] exit_group(0 [pid 3614] unlink("./16/cgroup.cpu" [pid 3848] <... openat resumed>) = 3 [pid 3846] <... futex resumed>) = ? [pid 3844] close(10 [pid 3841] <... futex resumed>) = ? [pid 3837] close(24 [pid 3836] <... exit_group resumed>) = ? [pid 3610] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3848] write(3, "1000", 4 [pid 3846] +++ exited with 0 +++ [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3841] +++ exited with 0 +++ [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3836] +++ exited with 0 +++ [pid 3614] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3848] <... write resumed>) = 4 [pid 3844] close(11 [pid 3837] close(25 [pid 3614] getdents64(3, [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3848] close(3 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... openat resumed>) = 3 [pid 3848] <... close resumed>) = 0 [pid 3844] close(12 [pid 3837] close(26 [pid 3614] close(3 [pid 3610] fstat(3, [pid 3848] symlink("/dev/binderfs", "./binderfs" [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... close resumed>) = 0 [pid 3612] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3848] <... symlink resumed>) = 0 [pid 3844] close(13 [pid 3837] close(27 [pid 3614] rmdir("./16" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3848] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(14 [pid 3837] close(28 [pid 3614] mkdir("./17", 0777 [pid 3612] <... openat resumed>) = 3 [pid 3610] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3848] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3848] <... mmap resumed>) = 0x7f6e2575a000 [pid 3844] close(15 [pid 3837] close(29 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] lstat("./16/binderfs", [pid 3848] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] getdents64(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3848] <... mprotect resumed>) = 0 [pid 3844] close(16 [pid 3837] exit_group(0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] unlink("./16/binderfs"./strace-static-x86_64: Process 3849 attached [pid 3848] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3847] <... futex resumed>) = ? [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3842] <... futex resumed>) = ? [pid 3837] <... exit_group resumed>) = ? [pid 3612] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3850 attached [pid 3849] set_robust_list(0x55555684f5e0, 24 [pid 3847] +++ exited with 0 +++ [pid 3844] close(17 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3849] <... set_robust_list resumed>) = 0 [pid 3848] <... clone resumed>, parent_tid=[43], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 43 [pid 3612] lstat("./16/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3849] chdir("./17" [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] +++ exited with 0 +++ [pid 3850] set_robust_list(0x7f6e2577a9e0, 24 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3837] +++ exited with 0 +++ [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 40 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./16/memory.events", [pid 3850] <... set_robust_list resumed>) = 0 [pid 3849] <... chdir resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(18 [pid 3612] unlink("./16/binderfs" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3850] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3610] unlink("./16/memory.events" [pid 3850] <... openat resumed>) = 3 [pid 3849] <... prctl resumed>) = 0 [pid 3844] close(19 [pid 3612] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] setpgid(0, 0 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3850] <... futex resumed>) = 1 [pid 3849] <... setpgid resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(20 [pid 3612] lstat("./16/memory.events", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] lstat("./16/cgroup", [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... symlink resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(21 [pid 3612] unlink("./16/memory.events" [pid 3611] <... openat resumed>) = 3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3850] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3849] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3611] fstat(3, [pid 3610] unlink("./16/cgroup" [pid 3850] <... openat resumed>) = 4 [pid 3849] <... symlink resumed>) = 0 [pid 3844] close(22 [pid 3612] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] getdents64(3, [pid 3610] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3850] <... futex resumed>) = 1 [pid 3849] <... symlink resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(23 [pid 3612] lstat("./16/cgroup", [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./16/cgroup.net", [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... openat resumed>) = 3 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(24 [pid 3612] unlink("./16/cgroup" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3850] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3849] write(3, "1000", 4 [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./16/binderfs", [pid 3610] unlink("./16/cgroup.net" [pid 3849] <... write resumed>) = 4 [pid 3844] close(25 [pid 3612] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3849] close(3 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./16/binderfs" [pid 3610] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3849] <... close resumed>) = 0 [pid 3844] close(26 [pid 3612] lstat("./16/cgroup.net", [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3849] symlink("/dev/binderfs", "./binderfs" [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./16/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./16/cgroup.cpu", [pid 3850] <... write resumed>) = 61440 [pid 3849] <... symlink resumed>) = 0 [pid 3844] close(27 [pid 3612] unlink("./16/cgroup.net" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./16/memory.events", [pid 3610] unlink("./16/cgroup.cpu" [pid 3850] <... futex resumed>) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(28 [pid 3612] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./16/memory.events" [pid 3610] getdents64(3, [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... mmap resumed>) = 0x7f6e2575a000 [pid 3848] <... futex resumed>) = 0 [pid 3844] close(29 [pid 3612] lstat("./16/cgroup.cpu", [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3850] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3849] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3844] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./16/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] close(3 [pid 3850] <... mmap resumed>) = 0x20000000 [pid 3849] <... mprotect resumed>) = 0 [pid 3844] exit_group(0 [pid 3612] unlink("./16/cgroup.cpu" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... close resumed>) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3845] <... futex resumed>) = ? [pid 3844] <... exit_group resumed>) = ? [pid 3612] <... unlink resumed>) = 0 [pid 3611] lstat("./16/cgroup", [pid 3610] rmdir("./16"./strace-static-x86_64: Process 3851 attached [pid 3850] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3612] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3850] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3849] <... clone resumed>, parent_tid=[41], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 41 [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] +++ exited with 0 +++ [pid 3851] set_robust_list(0x7f6e2577a9e0, 24 [pid 3844] +++ exited with 0 +++ [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] unlink("./16/cgroup" [pid 3610] mkdir("./17", 0777 [pid 3851] <... set_robust_list resumed>) = 0 [pid 3850] <... socket resumed>) = 5 [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = 0 [pid 3612] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3851] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = 0 [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] <... close resumed>) = 0 [pid 3611] umount2("./16/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3852 attached [pid 3851] <... openat resumed>) = 3 [pid 3850] <... futex resumed>) = 0 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3612] rmdir("./16" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3852] set_robust_list(0x55555684f5e0, 24 [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... restart_syscall resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3611] lstat("./16/cgroup.net", [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 40 [pid 3852] <... set_robust_list resumed>) = 0 [pid 3851] <... futex resumed>) = 0 [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] <... futex resumed>) = 0 [pid 3612] mkdir("./17", 0777 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3852] chdir("./17" [pid 3851] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3849] <... futex resumed>) = 0 [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... mkdir resumed>) = 0 [pid 3611] unlink("./16/cgroup.net" [pid 3852] <... chdir resumed>) = 0 [pid 3851] <... openat resumed>) = 4 [pid 3850] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3853 attached [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] umount2("./16/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3853] set_robust_list(0x55555684f5e0, 24 [pid 3852] <... prctl resumed>) = 0 [pid 3851] <... futex resumed>) = 0 [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 39 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] <... set_robust_list resumed>) = 0 [pid 3852] setpgid(0, 0 [pid 3851] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3849] <... futex resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] lstat("./16/cgroup.cpu", [pid 3853] chdir("./17" [pid 3852] <... setpgid resumed>) = 0 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3853] <... chdir resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3611] unlink("./16/cgroup.cpu" [pid 3853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3852] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3853] <... prctl resumed>) = 0 [pid 3613] fstat(3, [pid 3853] setpgid(0, 0) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3853] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3852] <... symlink resumed>) = 0 [pid 3613] getdents64(3, [pid 3611] <... unlink resumed>) = 0 [pid 3853] <... symlink resumed>) = 0 [pid 3852] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3851] <... write resumed>) = 61440 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] getdents64(3, [pid 3853] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3852] <... symlink resumed>) = 0 [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3853] <... symlink resumed>) = 0 [pid 3852] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3851] <... futex resumed>) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 3853] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3852] <... symlink resumed>) = 0 [pid 3851] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./17/binderfs", [pid 3611] <... close resumed>) = 0 [pid 3853] <... symlink resumed>) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] rmdir("./16" [pid 3853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3852] <... openat resumed>) = 3 [pid 3851] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./17/binderfs" [pid 3611] <... rmdir resumed>) = 0 [pid 3853] <... openat resumed>) = 3 [pid 3852] write(3, "1000", 4 [pid 3851] <... mmap resumed>) = 0x20000000 [pid 3611] mkdir("./17", 0777 [pid 3853] write(3, "1000", 4 [pid 3852] <... write resumed>) = 4 [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3853] <... write resumed>) = 4 [pid 3852] close(3 [pid 3851] <... futex resumed>) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3613] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3854 attached [pid 3853] close(3 [pid 3852] <... close resumed>) = 0 [pid 3851] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3853] <... close resumed>) = 0 [pid 3852] symlink("/dev/binderfs", "./binderfs" [pid 3851] <... socket resumed>) = 5 [pid 3849] <... futex resumed>) = 0 [pid 3613] lstat("./17/memory.events", [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 41 [pid 3854] set_robust_list(0x55555684f5e0, 24 [pid 3853] symlink("/dev/binderfs", "./binderfs" [pid 3852] <... symlink resumed>) = 0 [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3854] <... set_robust_list resumed>) = 0 [pid 3853] <... symlink resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] <... futex resumed>) = 0 [pid 3849] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] unlink("./17/memory.events" [pid 3854] chdir("./17" [pid 3853] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3851] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... chdir resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... futex resumed>) = 0 [pid 3853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3852] <... mmap resumed>) = 0x7f6e2575a000 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3853] <... mmap resumed>) = 0x7f6e2575a000 [pid 3852] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3853] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3852] <... mprotect resumed>) = 0 [pid 3613] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3854] <... prctl resumed>) = 0 [pid 3853] <... mprotect resumed>) = 0 [pid 3852] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3851] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3855 attached [pid 3854] setpgid(0, 0 [pid 3853] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3850] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] lstat("./17/cgroup", ./strace-static-x86_64: Process 3856 attached [pid 3855] set_robust_list(0x7f6e2577a9e0, 24 [pid 3854] <... setpgid resumed>) = 0 [pid 3852] <... clone resumed>, parent_tid=[41], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 41 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3856] set_robust_list(0x7f6e2577a9e0, 24 [pid 3855] <... set_robust_list resumed>) = 0 [pid 3854] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3853] <... clone resumed>, parent_tid=[40], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 40 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3613] unlink("./17/cgroup" [pid 3856] <... set_robust_list resumed>) = 0 [pid 3855] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3854] <... symlink resumed>) = 0 [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 3856] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3855] <... openat resumed>) = 3 [pid 3854] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3613] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3856] <... openat resumed>) = 3 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... symlink resumed>) = 0 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3850] socket(AF_XDP, SOCK_RAW, 0 [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3854] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] <... socket resumed>) = 6 [pid 3613] lstat("./17/cgroup.net", [pid 3856] <... futex resumed>) = 0 [pid 3855] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3855] <... openat resumed>) = 4 [pid 3854] <... symlink resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3856] <... openat resumed>) = 4 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./17/cgroup.net" [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3854] <... openat resumed>) = 3 [pid 3853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3848] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3856] <... futex resumed>) = 0 [pid 3855] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3854] write(3, "1000", 4 [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3848] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3856] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3854] <... write resumed>) = 4 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3855] <... write resumed>) = 61440 [pid 3854] close(3 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] lstat("./17/cgroup.cpu", [pid 3856] <... write resumed>) = 61440 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... close resumed>) = 0 [pid 3850] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 1 [pid 3854] symlink("/dev/binderfs", "./binderfs" [pid 3852] <... futex resumed>) = 0 [pid 3850] <... futex resumed>) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3613] unlink("./17/cgroup.cpu" [pid 3856] <... futex resumed>) = 1 [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... symlink resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] close(3 [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3855] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3854] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] close(4 [pid 3613] getdents64(3, [pid 3856] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3855] <... mmap resumed>) = 0x20000000 [pid 3854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] <... close resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3856] <... mmap resumed>) = 0x20000000 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... mmap resumed>) = 0x7f6e2575a000 [pid 3848] close(5 [pid 3613] close(3 [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 1 [pid 3854] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3852] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3856] <... futex resumed>) = 1 [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... mprotect resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(6 [pid 3613] rmdir("./17" [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3851] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3848] <... close resumed>) = 0 ./strace-static-x86_64: Process 3857 attached [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3855] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(7 [pid 3613] <... rmdir resumed>) = 0 [pid 3857] set_robust_list(0x7f6e2577a9e0, 24 [pid 3856] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3855] <... socket resumed>) = 5 [pid 3854] <... clone resumed>, parent_tid=[42], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 42 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] <... futex resumed>) = 0 [pid 3849] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] mkdir("./18", 0777 [pid 3857] <... set_robust_list resumed>) = 0 [pid 3856] <... socket resumed>) = 5 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(8 [pid 3857] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 1 [pid 3854] <... futex resumed>) = 0 [pid 3852] <... futex resumed>) = 0 [pid 3851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3857] <... openat resumed>) = 3 [pid 3856] <... futex resumed>) = 1 [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] socket(AF_XDP, SOCK_RAW, 0 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] close(9 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3851] <... socket resumed>) = 6 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3858 attached [pid 3857] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3853] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(10 [pid 3858] set_robust_list(0x55555684f5e0, 24 [pid 3857] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3856] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3854] <... futex resumed>) = 0 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] <... futex resumed>) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 42 [pid 3858] <... set_robust_list resumed>) = 0 [pid 3857] <... openat resumed>) = 4 [pid 3855] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(11 [pid 3858] chdir("./18" [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3851] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3849] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... chdir resumed>) = 0 [pid 3857] <... futex resumed>) = 0 [pid 3855] <... futex resumed>) = 1 [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... futex resumed>) = 0 [pid 3849] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3848] close(12 [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3857] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] <... futex resumed>) = 0 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... prctl resumed>) = 0 [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] <... futex resumed>) = 0 [pid 3851] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] setpgid(0, 0 [pid 3855] socket(AF_XDP, SOCK_RAW, 0 [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3851] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3848] close(13 [pid 3858] <... setpgid resumed>) = 0 [pid 3857] <... write resumed>) = 61440 [pid 3855] <... socket resumed>) = 6 [pid 3851] <... futex resumed>) = 1 [pid 3849] <... futex resumed>) = 0 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3851] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] close(3 [pid 3848] close(14 [pid 3858] <... symlink resumed>) = 0 [pid 3857] <... futex resumed>) = 1 [pid 3855] <... futex resumed>) = 1 [pid 3854] <... futex resumed>) = 0 [pid 3852] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = 0 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3857] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] close(4 [pid 3858] <... symlink resumed>) = 0 [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3855] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... futex resumed>) = 0 [pid 3852] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = 0 [pid 3848] close(15 [pid 3858] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3857] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] close(5 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... symlink resumed>) = 0 [pid 3857] <... mmap resumed>) = 0x20000000 [pid 3856] <... futex resumed>) = 1 [pid 3855] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3853] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = 0 [pid 3848] close(16 [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] close(6 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... openat resumed>) = 3 [pid 3857] <... futex resumed>) = 1 [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = 0 [pid 3848] close(17 [pid 3858] write(3, "1000", 4 [pid 3857] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3856] socket(AF_XDP, SOCK_RAW, 0 [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] close(7 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... write resumed>) = 4 [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3856] <... socket resumed>) = 6 [pid 3855] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3854] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(18 [pid 3858] close(3 [pid 3857] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3849] close(8 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... close resumed>) = 0 [pid 3857] <... socket resumed>) = 5 [pid 3856] <... futex resumed>) = 1 [pid 3855] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3852] <... futex resumed>) = 0 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(19 [pid 3858] symlink("/dev/binderfs", "./binderfs" [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3855] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] close(3 [pid 3849] close(9 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... symlink resumed>) = 0 [pid 3857] <... futex resumed>) = 1 [pid 3856] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... futex resumed>) = 0 [pid 3853] <... futex resumed>) = 0 [pid 3852] <... close resumed>) = 0 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(20 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3853] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] close(4 [pid 3858] <... futex resumed>) = 0 [pid 3852] <... close resumed>) = 0 [pid 3849] close(10 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] close(5 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(21 [pid 3858] <... mmap resumed>) = 0x7f6e2575a000 [pid 3856] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3852] <... close resumed>) = 0 [pid 3858] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3854] <... futex resumed>) = 0 [pid 3852] close(6 [pid 3849] close(11 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... mprotect resumed>) = 0 [pid 3852] <... close resumed>) = 0 [pid 3858] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3856] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3852] close(7 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(22 [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3859 attached [pid 3857] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3856] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(12 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3859] set_robust_list(0x7f6e2577a9e0, 24 [pid 3858] <... clone resumed>, parent_tid=[43], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 43 [pid 3852] close(8 [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] <... futex resumed>) = 0 [pid 3852] close(9 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3852] close(10) = -1 EBADF (Bad file descriptor) [pid 3852] close(11) = -1 EBADF (Bad file descriptor) [pid 3852] close(12 [pid 3859] <... set_robust_list resumed>) = 0 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(23 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3852] close(13) = -1 EBADF (Bad file descriptor) [pid 3852] close(14) = -1 EBADF (Bad file descriptor) [pid 3852] close(15) = -1 EBADF (Bad file descriptor) [pid 3852] close(16) = -1 EBADF (Bad file descriptor) [pid 3852] close(17) = -1 EBADF (Bad file descriptor) [pid 3852] close(18) = -1 EBADF (Bad file descriptor) [pid 3852] close(19) = -1 EBADF (Bad file descriptor) [pid 3852] close(20) = -1 EBADF (Bad file descriptor) [pid 3859] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3852] close(21 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(13 [pid 3856] <... futex resumed>) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3852] close(22) = -1 EBADF (Bad file descriptor) [pid 3852] close(23) = -1 EBADF (Bad file descriptor) [pid 3852] close(24 [pid 3859] <... openat resumed>) = 3 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(3 [pid 3852] close(25 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3856] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3848] close(24 [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3853] <... close resumed>) = 0 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(14 [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3859] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(4 [pid 3852] close(26 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] close(25 [pid 3859] <... openat resumed>) = 4 [pid 3858] <... futex resumed>) = 0 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... close resumed>) = 0 [pid 3852] close(27 [pid 3849] close(15 [pid 3848] close(26 [pid 3859] <... futex resumed>) = 0 [pid 3858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3853] close(5 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = 0 [pid 3852] close(28 [pid 3849] close(16 [pid 3848] close(27 [pid 3859] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3858] <... futex resumed>) = 0 [pid 3853] close(6 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3852] close(29 [pid 3849] close(17 [pid 3848] close(28 [pid 3853] <... close resumed>) = 0 [pid 3852] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] close(7) = -1 EBADF (Bad file descriptor) [pid 3852] exit_group(0 [pid 3849] close(18 [pid 3848] close(29 [pid 3855] <... futex resumed>) = ? [pid 3853] close(8 [pid 3852] <... exit_group resumed>) = ? [pid 3855] +++ exited with 0 +++ [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3852] +++ exited with 0 +++ [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3859] <... write resumed>) = 61440 [pid 3853] close(9 [pid 3849] close(19 [pid 3848] exit_group(0 [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3850] <... futex resumed>) = ? [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3848] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3853] close(10 [pid 3850] +++ exited with 0 +++ [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] +++ exited with 0 +++ [pid 3859] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(20 [pid 3859] <... mmap resumed>) = 0x20000000 [pid 3853] close(11 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(21 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3853] close(12 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... restart_syscall resumed>) = 0 [pid 3610] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(22 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... futex resumed>) = 0 [pid 3853] close(13 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3859] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(23 [pid 3610] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3859] <... socket resumed>) = 5 [pid 3853] close(14 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... openat resumed>) = 3 [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3853] close(15 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] fstat(3, [pid 3859] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(25 [pid 3615] <... openat resumed>) = 3 [pid 3859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... futex resumed>) = 0 [pid 3853] close(16 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(26 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, [pid 3859] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3853] close(17 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3857] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(27 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(18 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] <... futex resumed>) = 0 [pid 3854] <... futex resumed>) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(28 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3857] socket(AF_XDP, SOCK_RAW, 0 [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] close(19 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./17/binderfs", [pid 3610] lstat("./17/binderfs", [pid 3859] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3857] <... socket resumed>) = 6 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] close(29 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(20 [pid 3849] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./17/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3858] <... futex resumed>) = 0 [pid 3857] <... futex resumed>) = 1 [pid 3854] <... futex resumed>) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3849] exit_group(0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] unlink("./17/binderfs" [pid 3859] socket(AF_XDP, SOCK_RAW, 0 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3857] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(21 [pid 3851] <... futex resumed>) = ? [pid 3849] <... exit_group resumed>) = ? [pid 3615] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] <... socket resumed>) = 6 [pid 3857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3854] <... futex resumed>) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3851] +++ exited with 0 +++ [pid 3849] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3854] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] close(22 [pid 3615] lstat("./17/memory.events", [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(23 [pid 3615] unlink("./17/memory.events" [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3857] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./17/memory.events", [pid 3858] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(24 [pid 3615] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3857] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3858] <... futex resumed>) = 0 [pid 3857] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] close(25 [pid 3615] lstat("./17/cgroup", [pid 3614] <... restart_syscall resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3858] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3857] <... futex resumed>) = 1 [pid 3854] <... futex resumed>) = 0 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./17/memory.events" [pid 3857] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3854] close(3 [pid 3853] close(26 [pid 3615] unlink("./17/cgroup" [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3853] close(27 [pid 3615] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3854] <... close resumed>) = 0 [pid 3859] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3854] <... close resumed>) = 0 [pid 3853] close(28 [pid 3615] lstat("./17/cgroup.net", [pid 3614] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3854] close(5 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3854] <... close resumed>) = 0 [pid 3853] close(29 [pid 3615] unlink("./17/cgroup.net" [pid 3614] <... openat resumed>) = 3 [pid 3610] lstat("./17/cgroup", [pid 3859] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3854] close(6 [pid 3853] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] fstat(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3859] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3854] <... close resumed>) = 0 [pid 3853] exit_group(0 [pid 3615] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] unlink("./17/cgroup" [pid 3859] <... futex resumed>) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3856] <... futex resumed>) = ? [pid 3854] close(7 [pid 3853] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3859] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] close(3 [pid 3856] +++ exited with 0 +++ [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3853] +++ exited with 0 +++ [pid 3615] lstat("./17/cgroup.cpu", [pid 3610] <... unlink resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./17/cgroup.cpu" [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3858] <... close resumed>) = 0 [pid 3854] close(8 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3858] close(4 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3858] <... close resumed>) = 0 [pid 3854] close(9 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] lstat("./17/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3858] close(5 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3858] <... close resumed>) = 0 [pid 3854] close(10 [pid 3615] <... close resumed>) = 0 [pid 3614] unlink("./17/binderfs" [pid 3610] lstat("./17/cgroup.net", [pid 3858] close(6 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./17" [pid 3858] <... close resumed>) = 0 [pid 3854] close(11 [pid 3615] <... rmdir resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3858] close(7 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./18", 0777 [pid 3614] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./17/cgroup.net" [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(12 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3858] close(8 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] lstat("./17/memory.events", [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3860 attached [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(13 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3610] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3860] set_robust_list(0x55555684f5e0, 24 [pid 3858] close(9 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 44 [pid 3612] fstat(3, [pid 3860] <... set_robust_list resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(14 [pid 3614] unlink("./17/memory.events" [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3860] chdir("./18" [pid 3858] close(10 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3612] getdents64(3, [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(15 [pid 3610] lstat("./17/cgroup.cpu", [pid 3858] close(11 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3860] <... chdir resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./17/cgroup.cpu" [pid 3860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3858] close(12 [pid 3854] close(16 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3860] <... prctl resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(17 [pid 3614] lstat("./17/cgroup", [pid 3612] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 3860] setpgid(0, 0 [pid 3858] close(13 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3860] <... setpgid resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(18 [pid 3614] unlink("./17/cgroup" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3860] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3858] close(14 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./17/binderfs", [pid 3610] close(3 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(19 [pid 3614] <... unlink resumed>) = 0 [pid 3860] <... symlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3860] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3858] close(15 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./17/binderfs" [pid 3610] <... close resumed>) = 0 [pid 3860] <... symlink resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(20 [pid 3612] <... unlink resumed>) = 0 [pid 3610] rmdir("./17" [pid 3858] close(16 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... rmdir resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(21 [pid 3612] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3858] close(17 [pid 3614] lstat("./17/cgroup.net", [pid 3860] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./18", 0777 [pid 3860] <... symlink resumed>) = 0 [pid 3858] close(18 [pid 3854] close(22 [pid 3612] lstat("./17/memory.events", [pid 3610] <... mkdir resumed>) = 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./17/cgroup.net" [pid 3858] close(19 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3854] close(23 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./17/memory.events"./strace-static-x86_64: Process 3861 attached [pid 3860] <... openat resumed>) = 3 [pid 3858] close(20 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3861] set_robust_list(0x55555684f5e0, 24 [pid 3860] write(3, "1000", 4 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(24 [pid 3861] <... set_robust_list resumed>) = 0 [pid 3860] <... write resumed>) = 4 [pid 3858] close(21 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 42 [pid 3861] chdir("./18" [pid 3860] close(3 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(25 [pid 3614] lstat("./17/cgroup.cpu", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3861] <... chdir resumed>) = 0 [pid 3860] <... close resumed>) = 0 [pid 3858] close(22 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] lstat("./17/cgroup", [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3860] symlink("/dev/binderfs", "./binderfs" [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(26 [pid 3614] unlink("./17/cgroup.cpu" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3861] <... prctl resumed>) = 0 [pid 3860] <... symlink resumed>) = 0 [pid 3858] close(23 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3861] setpgid(0, 0 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(27 [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./17/cgroup" [pid 3861] <... setpgid resumed>) = 0 [pid 3860] <... futex resumed>) = 0 [pid 3858] close(24 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(28 [pid 3612] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3861] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3860] <... mmap resumed>) = 0x7f6e2575a000 [pid 3858] close(25 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3860] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] close(29 [pid 3860] <... mprotect resumed>) = 0 [pid 3858] close(26 [pid 3854] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3861] <... symlink resumed>) = 0 [pid 3860] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3854] exit_group(0 [pid 3614] rmdir("./17" [pid 3612] lstat("./17/cgroup.net", ./strace-static-x86_64: Process 3862 attached [pid 3861] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3858] close(27 [pid 3857] <... futex resumed>) = ? [pid 3854] <... exit_group resumed>) = ? [pid 3862] set_robust_list(0x7f6e2577a9e0, 24 [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3862] <... set_robust_list resumed>) = 0 [pid 3858] close(28 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3858] close(29) = -1 EBADF (Bad file descriptor) [pid 3858] exit_group(0 [pid 3857] +++ exited with 0 +++ [pid 3854] +++ exited with 0 +++ [pid 3860] <... clone resumed>, parent_tid=[45], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 45 [pid 3859] <... futex resumed>) = ? [pid 3858] <... exit_group resumed>) = ? [pid 3614] mkdir("./18", 0777 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3861] <... symlink resumed>) = 0 [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3859] +++ exited with 0 +++ [pid 3858] +++ exited with 0 +++ [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3862] <... futex resumed>) = 0 [pid 3861] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3860] <... futex resumed>) = 1 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] unlink("./17/cgroup.net" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3862] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3862] <... openat resumed>) = 3 [pid 3861] <... symlink resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3613] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3862] <... futex resumed>) = 1 [pid 3613] <... openat resumed>) = 3 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] fstat(3, ./strace-static-x86_64: Process 3863 attached [pid 3860] <... futex resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... restart_syscall resumed>) = 0 [pid 3863] set_robust_list(0x55555684f5e0, 24 [pid 3861] <... openat resumed>) = 3 [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 42 [pid 3613] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3863] <... set_robust_list resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3861] write(3, "1000", 4 [pid 3860] <... futex resumed>) = 1 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] lstat("./17/cgroup.cpu", [pid 3863] chdir("./18" [pid 3862] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3861] <... write resumed>) = 4 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3863] <... chdir resumed>) = 0 [pid 3862] <... openat resumed>) = 4 [pid 3861] close(3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./17/cgroup.cpu" [pid 3611] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... close resumed>) = 0 [pid 3613] lstat("./18/binderfs", [pid 3863] <... prctl resumed>) = 0 [pid 3862] <... futex resumed>) = 1 [pid 3861] symlink("/dev/binderfs", "./binderfs" [pid 3860] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3863] setpgid(0, 0 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... symlink resumed>) = 0 [pid 3613] unlink("./18/binderfs" [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... setpgid resumed>) = 0 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] getdents64(3, [pid 3611] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3863] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3862] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3861] <... futex resumed>) = 0 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3863] <... symlink resumed>) = 0 [pid 3861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] close(3 [pid 3611] fstat(3, [pid 3863] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3861] <... mmap resumed>) = 0x7f6e2575a000 [pid 3613] lstat("./18/memory.events", [pid 3612] <... close resumed>) = 0 [pid 3863] <... symlink resumed>) = 0 [pid 3861] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] rmdir("./17" [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3863] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3862] <... write resumed>) = 61440 [pid 3861] <... mprotect resumed>) = 0 [pid 3613] unlink("./18/memory.events" [pid 3863] <... symlink resumed>) = 0 [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3611] getdents64(3, ./strace-static-x86_64: Process 3864 attached [pid 3863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3862] <... futex resumed>) = 1 [pid 3860] <... futex resumed>) = 0 [pid 3613] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3864] set_robust_list(0x7f6e2577a9e0, 24 [pid 3863] <... openat resumed>) = 3 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... clone resumed>, parent_tid=[43], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 43 [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] mkdir("./18", 0777 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3864] <... set_robust_list resumed>) = 0 [pid 3863] write(3, "1000", 4 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 0 [pid 3613] lstat("./18/cgroup", [pid 3864] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3863] <... write resumed>) = 4 [pid 3862] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3861] <... futex resumed>) = 0 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3611] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3864] <... openat resumed>) = 3 [pid 3863] close(3 [pid 3862] <... mmap resumed>) = 0x20000000 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./18/cgroup" [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... close resumed>) = 0 [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... unlink resumed>) = 0 [pid 3864] <... futex resumed>) = 0 [pid 3863] symlink("/dev/binderfs", "./binderfs" [pid 3862] <... futex resumed>) = 1 [pid 3613] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3865 attached [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... symlink resumed>) = 0 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./17/binderfs", [pid 3865] set_robust_list(0x55555684f5e0, 24 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./18/cgroup.net", [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 41 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3865] <... set_robust_list resumed>) = 0 [pid 3864] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3863] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] <... futex resumed>) = 1 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./17/binderfs" [pid 3865] chdir("./18" [pid 3864] <... openat resumed>) = 4 [pid 3863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3862] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./18/cgroup.net" [pid 3865] <... chdir resumed>) = 0 [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... mmap resumed>) = 0x7f6e2575a000 [pid 3862] <... socket resumed>) = 5 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3865] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3864] <... futex resumed>) = 1 [pid 3863] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3613] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./17/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3865] <... prctl resumed>) = 0 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... mprotect resumed>) = 0 [pid 3862] <... futex resumed>) = 1 [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3865] setpgid(0, 0 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... futex resumed>) = 0 [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./18/cgroup.cpu", [pid 3611] lstat("./17/memory.events", ./strace-static-x86_64: Process 3866 attached [pid 3865] <... setpgid resumed>) = 0 [pid 3864] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3866] set_robust_list(0x7f6e2577a9e0, 24 [pid 3865] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3863] <... clone resumed>, parent_tid=[43], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 43 [pid 3613] unlink("./18/cgroup.cpu" [pid 3866] <... set_robust_list resumed>) = 0 [pid 3865] <... symlink resumed>) = 0 [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] unlink("./17/memory.events" [pid 3866] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3865] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3863] <... futex resumed>) = 0 [pid 3865] <... symlink resumed>) = 0 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3865] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3862] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] getdents64(3, [pid 3866] <... openat resumed>) = 3 [pid 3865] <... symlink resumed>) = 0 [pid 3864] <... write resumed>) = 61440 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] close(3 [pid 3865] <... openat resumed>) = 3 [pid 3864] <... futex resumed>) = 1 [pid 3861] <... futex resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3865] write(3, "1000", 4 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] rmdir("./18" [pid 3865] <... write resumed>) = 4 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] <... futex resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3865] close(3 [pid 3864] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] mkdir("./19", 0777 [pid 3865] <... close resumed>) = 0 [pid 3864] <... mmap resumed>) = 0x20000000 [pid 3613] <... mkdir resumed>) = 0 [pid 3865] symlink("/dev/binderfs", "./binderfs" [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3867 attached [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... symlink resumed>) = 0 [pid 3864] <... futex resumed>) = 1 [pid 3861] <... futex resumed>) = 0 [pid 3611] umount2("./17/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3867] set_robust_list(0x55555684f5e0, 24 [pid 3866] <... futex resumed>) = 1 [pid 3865] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... futex resumed>) = 0 [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 44 [pid 3867] <... set_robust_list resumed>) = 0 [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3867] chdir("./19" [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3864] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3863] <... futex resumed>) = 0 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] lstat("./17/cgroup", [pid 3867] <... chdir resumed>) = 0 [pid 3866] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3865] <... mmap resumed>) = 0x7f6e2575a000 [pid 3864] <... socket resumed>) = 5 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3866] <... openat resumed>) = 4 [pid 3865] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./17/cgroup" [pid 3867] <... prctl resumed>) = 0 [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... mprotect resumed>) = 0 [pid 3864] <... futex resumed>) = 1 [pid 3861] <... futex resumed>) = 0 [pid 3862] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] <... unlink resumed>) = 0 [pid 3867] setpgid(0, 0 [pid 3866] <... futex resumed>) = 1 [pid 3865] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] <... futex resumed>) = 0 [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./17/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3868 attached [pid 3867] <... setpgid resumed>) = 0 [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3868] set_robust_list(0x7f6e2577a9e0, 24 [pid 3867] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] <... clone resumed>, parent_tid=[42], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 42 [pid 3863] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = 1 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] <... futex resumed>) = 0 [pid 3611] lstat("./17/cgroup.net", [pid 3868] <... set_robust_list resumed>) = 0 [pid 3867] <... symlink resumed>) = 0 [pid 3866] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3868] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3867] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3865] <... futex resumed>) = 0 [pid 3864] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] <... futex resumed>) = 0 [pid 3611] unlink("./17/cgroup.net" [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] socket(AF_XDP, SOCK_RAW, 0 [pid 3867] <... symlink resumed>) = 0 [pid 3864] <... futex resumed>) = 1 [pid 3862] <... socket resumed>) = 6 [pid 3861] <... futex resumed>) = 0 [pid 3866] <... write resumed>) = 61440 [pid 3611] <... unlink resumed>) = 0 [pid 3868] <... openat resumed>) = 3 [pid 3867] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./17/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3868] <... futex resumed>) = 1 [pid 3867] <... symlink resumed>) = 0 [pid 3866] <... futex resumed>) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = 0 [pid 3861] <... futex resumed>) = 0 [pid 3860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3868] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] socket(AF_XDP, SOCK_RAW, 0 [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./17/cgroup.cpu", [pid 3868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... openat resumed>) = 3 [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] <... futex resumed>) = 0 [pid 3864] <... socket resumed>) = 6 [pid 3863] <... futex resumed>) = 0 [pid 3862] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3860] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3868] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3867] write(3, "1000", 4 [pid 3866] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] unlink("./17/cgroup.cpu" [pid 3868] <... openat resumed>) = 4 [pid 3867] <... write resumed>) = 4 [pid 3866] <... mmap resumed>) = 0x20000000 [pid 3864] <... futex resumed>) = 1 [pid 3862] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3861] <... futex resumed>) = 0 [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] close(3 [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3862] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3861] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... unlink resumed>) = 0 [pid 3868] <... futex resumed>) = 1 [pid 3867] <... close resumed>) = 0 [pid 3866] <... futex resumed>) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] <... futex resumed>) = 0 [pid 3862] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... futex resumed>) = 0 [pid 3611] getdents64(3, [pid 3868] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] symlink("/dev/binderfs", "./binderfs" [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3864] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] <... futex resumed>) = 1 [pid 3861] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] <... futex resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... symlink resumed>) = 0 [pid 3866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] <... futex resumed>) = 0 [pid 3864] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3863] <... futex resumed>) = 0 [pid 3862] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] close(3 [pid 3611] close(3 [pid 3868] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3867] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3864] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3860] <... close resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3867] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = 1 [pid 3861] <... futex resumed>) = 0 [pid 3860] close(4 [pid 3867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3866] <... socket resumed>) = 5 [pid 3864] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] close(3 [pid 3860] <... close resumed>) = 0 [pid 3611] rmdir("./17" [pid 3867] <... mmap resumed>) = 0x7f6e2575a000 [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... close resumed>) = 0 [pid 3860] close(5 [pid 3867] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3861] close(4 [pid 3860] <... close resumed>) = 0 [pid 3868] <... write resumed>) = 61440 [pid 3867] <... mprotect resumed>) = 0 [pid 3866] <... futex resumed>) = 1 [pid 3863] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = 0 [pid 3860] close(6 [pid 3611] <... rmdir resumed>) = 0 [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(5 [pid 3860] <... close resumed>) = 0 [pid 3868] <... futex resumed>) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = 0 [pid 3860] close(7./strace-static-x86_64: Process 3869 attached [pid 3868] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(6 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./18", 0777 [pid 3869] set_robust_list(0x7f6e2577a9e0, 24 [pid 3868] <... mmap resumed>) = 0x20000000 [pid 3867] <... clone resumed>, parent_tid=[45], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 45 [pid 3866] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3865] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = 0 [pid 3860] close(8 [pid 3869] <... set_robust_list resumed>) = 0 [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(7 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 3869] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(9 [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(8 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3868] <... futex resumed>) = 0 [pid 3867] <... futex resumed>) = 0 [pid 3865] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(10 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3868] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(9 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3869] <... openat resumed>) = 3 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(11 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(10 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3870 attached [pid 3869] <... futex resumed>) = 0 [pid 3868] <... socket resumed>) = 5 [pid 3867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(12 [pid 3870] set_robust_list(0x55555684f5e0, 24 [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(11 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 43 [pid 3870] <... set_robust_list resumed>) = 0 [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3868] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3865] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(13 [pid 3870] chdir("./18" [pid 3869] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3868] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(12 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... chdir resumed>) = 0 [pid 3869] <... openat resumed>) = 4 [pid 3868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(14 [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(13 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... prctl resumed>) = 0 [pid 3869] <... futex resumed>) = 1 [pid 3868] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(15 [pid 3870] setpgid(0, 0 [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(14 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... setpgid resumed>) = 0 [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(16 [pid 3870] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3869] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(15 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... symlink resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(17 [pid 3870] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3861] close(16 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... symlink resumed>) = 0 [pid 3869] <... write resumed>) = 61440 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(18 [pid 3870] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(17 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... symlink resumed>) = 0 [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(19 [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(18 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... openat resumed>) = 3 [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(20 [pid 3870] write(3, "1000", 4 [pid 3869] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(19 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... write resumed>) = 4 [pid 3869] <... mmap resumed>) = 0x20000000 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(21 [pid 3870] close(3 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(20 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... close resumed>) = 0 [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(22 [pid 3870] symlink("/dev/binderfs", "./binderfs" [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(21 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... symlink resumed>) = 0 [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(23 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(22 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... futex resumed>) = 0 [pid 3869] <... socket resumed>) = 5 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(24 [pid 3870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(23 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... mmap resumed>) = 0x7f6e2575a000 [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(25 [pid 3870] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(24 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3870] <... mprotect resumed>) = 0 [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(26 [pid 3870] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3869] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] close(25 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3871 attached [pid 3863] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(27 [pid 3871] set_robust_list(0x7f6e2577a9e0, 24 [pid 3870] <... clone resumed>, parent_tid=[44], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 44 [pid 3861] close(26 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] <... set_robust_list resumed>) = 0 [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(28 [pid 3871] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3870] <... futex resumed>) = 0 [pid 3863] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3861] close(27 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] <... openat resumed>) = 3 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] close(29 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3863] <... futex resumed>) = 0 [pid 3861] close(28 [pid 3860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3871] <... futex resumed>) = 0 [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] exit_group(0 [pid 3871] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3870] <... futex resumed>) = 0 [pid 3863] <... mmap resumed>) = 0x7f6e25739000 [pid 3862] <... futex resumed>) = ? [pid 3861] close(29 [pid 3860] <... exit_group resumed>) = ? [pid 3871] <... openat resumed>) = 4 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3863] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3862] +++ exited with 0 +++ [pid 3861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3860] +++ exited with 0 +++ [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3865] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... mprotect resumed>) = 0 [pid 3861] exit_group(0 [pid 3871] <... futex resumed>) = 0 [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 0 [pid 3864] <... futex resumed>) = ? [pid 3863] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3861] <... exit_group resumed>) = ? [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3871] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3870] <... futex resumed>) = 0 [pid 3865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3864] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ [pid 3615] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] <... mmap resumed>) = 0x7f6e25739000 [pid 3863] <... clone resumed>, parent_tid=[44], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 44 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3871] <... write resumed>) = 61440 [pid 3865] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3863] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3872 attached [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] fstat(3, [pid 3610] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3872] set_robust_list(0x7f6e257599e0, 24 [pid 3871] <... futex resumed>) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... mprotect resumed>) = 0 [pid 3863] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3872] <... set_robust_list resumed>) = 0 [pid 3871] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] getdents64(3, [pid 3863] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 3873 attached [pid 3872] socket(AF_XDP, SOCK_RAW, 0 [pid 3871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] <... futex resumed>) = 0 [pid 3866] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3873] set_robust_list(0x7f6e257599e0, 24 [pid 3871] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... openat resumed>) = 3 [pid 3873] <... set_robust_list resumed>) = 0 [pid 3872] <... socket resumed>) = 6 [pid 3871] <... mmap resumed>) = 0x20000000 [pid 3865] <... clone resumed>, parent_tid=[43], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 43 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] fstat(3, [pid 3873] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3872] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] lstat("./18/binderfs", [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3872] <... futex resumed>) = 1 [pid 3871] <... futex resumed>) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3865] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3863] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] getdents64(3, [pid 3873] <... futex resumed>) = 0 [pid 3872] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3871] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3863] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./18/binderfs" [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3873] socket(AF_XDP, SOCK_RAW, 0 [pid 3871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] <... futex resumed>) = 0 [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] <... futex resumed>) = 0 [pid 3865] <... futex resumed>) = 1 [pid 3863] <... futex resumed>) = 1 [pid 3615] <... unlink resumed>) = 0 [pid 3610] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3873] <... socket resumed>) = 6 [pid 3871] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3863] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3873] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] <... socket resumed>) = 5 [pid 3869] socket(AF_XDP, SOCK_RAW, 0 [pid 3868] <... futex resumed>) = 0 [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3866] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3873] <... futex resumed>) = 0 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] <... socket resumed>) = 6 [pid 3868] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] lstat("./18/memory.events", [pid 3873] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3871] <... futex resumed>) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3865] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] lstat("./18/binderfs", [pid 3871] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3866] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... futex resumed>) = 0 [pid 3615] unlink("./18/memory.events" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] <... futex resumed>) = 0 [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3868] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3867] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3866] <... futex resumed>) = 1 [pid 3865] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3863] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] unlink("./18/binderfs" [pid 3871] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] <... futex resumed>) = 0 [pid 3866] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3863] close(3 [pid 3615] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3868] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3867] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3869] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] lstat("./18/cgroup", [pid 3869] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3869] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./18/cgroup" [pid 3869] <... futex resumed>) = 1 [pid 3867] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3869] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] close(3 [pid 3615] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3867] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3867] close(4 [pid 3615] lstat("./18/cgroup.net", [pid 3867] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3867] close(5 [pid 3615] unlink("./18/cgroup.net" [pid 3867] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3867] close(6 [pid 3615] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3867] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3867] close(7 [pid 3615] lstat("./18/cgroup.cpu", [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3867] close(8 [pid 3615] unlink("./18/cgroup.cpu" [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3867] close(9 [pid 3615] getdents64(3, [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3867] close(10 [pid 3615] close(3 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3867] close(11 [pid 3615] rmdir("./18" [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3867] close(12 [pid 3615] mkdir("./19", 0777 [pid 3868] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = 0 [pid 3615] <... mkdir resumed>) = 0 [pid 3610] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3868] <... futex resumed>) = 1 [pid 3867] close(13 [pid 3865] <... futex resumed>) = 0 [pid 3863] close(4 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3874 attached [pid 3868] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(3 [pid 3863] <... close resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3874] set_robust_list(0x55555684f5e0, 24 [pid 3867] close(14 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 46 [pid 3874] <... set_robust_list resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] chdir("./19" [pid 3867] close(15 [pid 3865] <... close resumed>) = 0 [pid 3863] close(5 [pid 3610] lstat("./18/memory.events", [pid 3874] <... chdir resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(4 [pid 3863] <... close resumed>) = 0 [pid 3874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3867] close(16 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3874] <... prctl resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = 0 [pid 3863] close(6 [pid 3610] unlink("./18/memory.events" [pid 3874] setpgid(0, 0 [pid 3867] close(17 [pid 3865] close(5 [pid 3863] <... close resumed>) = 0 [pid 3874] <... setpgid resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = 0 [pid 3874] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3867] close(18 [pid 3865] close(6 [pid 3863] close(7 [pid 3610] <... unlink resumed>) = 0 [pid 3874] <... symlink resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = 0 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3874] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3867] close(19 [pid 3865] close(7 [pid 3863] close(8 [pid 3874] <... symlink resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3874] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3867] close(20 [pid 3865] close(8 [pid 3863] close(9 [pid 3610] lstat("./18/cgroup", [pid 3874] <... symlink resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3867] close(21 [pid 3865] close(9 [pid 3863] close(10 [pid 3610] unlink("./18/cgroup" [pid 3874] <... openat resumed>) = 3 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] write(3, "1000", 4 [pid 3867] close(22 [pid 3865] close(10 [pid 3863] close(11 [pid 3610] <... unlink resumed>) = 0 [pid 3874] <... write resumed>) = 4 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3874] close(3 [pid 3867] close(23 [pid 3865] close(11 [pid 3863] close(12 [pid 3874] <... close resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3874] symlink("/dev/binderfs", "./binderfs" [pid 3867] close(24 [pid 3865] close(12 [pid 3863] close(13 [pid 3610] lstat("./18/cgroup.net", [pid 3874] <... symlink resumed>) = 0 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3867] close(25 [pid 3865] close(13 [pid 3863] close(14 [pid 3610] unlink("./18/cgroup.net" [pid 3874] <... futex resumed>) = 0 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3871] <... futex resumed>) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3867] close(26 [pid 3865] close(14 [pid 3863] close(15 [pid 3610] <... unlink resumed>) = 0 [pid 3874] <... mmap resumed>) = 0x7f6e2575a000 [pid 3871] socket(AF_XDP, SOCK_RAW, 0 [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3874] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3871] <... socket resumed>) = 6 [pid 3870] <... futex resumed>) = 0 [pid 3867] close(27 [pid 3865] close(15 [pid 3863] close(16 [pid 3874] <... mprotect resumed>) = 0 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3874] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3871] <... futex resumed>) = 0 [pid 3870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] close(28 [pid 3865] close(16 [pid 3863] close(17 [pid 3610] lstat("./18/cgroup.cpu", ./strace-static-x86_64: Process 3875 attached [pid 3871] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3875] set_robust_list(0x7f6e2577a9e0, 24 [pid 3874] <... clone resumed>, parent_tid=[47], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 47 [pid 3871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] <... futex resumed>) = 0 [pid 3867] close(29 [pid 3865] close(17 [pid 3863] close(18 [pid 3610] unlink("./18/cgroup.cpu" [pid 3875] <... set_robust_list resumed>) = 0 [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3875] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3874] <... futex resumed>) = 0 [pid 3867] exit_group(0 [pid 3865] close(18 [pid 3863] close(19 [pid 3610] <... unlink resumed>) = 0 [pid 3875] <... openat resumed>) = 3 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3869] <... futex resumed>) = ? [pid 3867] <... exit_group resumed>) = ? [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3871] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3869] +++ exited with 0 +++ [pid 3867] +++ exited with 0 +++ [pid 3865] close(19 [pid 3863] close(20 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3875] <... futex resumed>) = 0 [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] close(3 [pid 3875] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3874] <... futex resumed>) = 0 [pid 3871] <... futex resumed>) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3865] close(20 [pid 3863] close(21 [pid 3610] <... close resumed>) = 0 [pid 3875] <... openat resumed>) = 4 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3870] close(3 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./18" [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] <... close resumed>) = 0 [pid 3865] close(21 [pid 3863] close(22 [pid 3613] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3875] <... futex resumed>) = 0 [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(4 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... rmdir resumed>) = 0 [pid 3875] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = 0 [pid 3865] close(22 [pid 3863] close(23 [pid 3613] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] mkdir("./19", 0777 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] close(5 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... openat resumed>) = 3 [pid 3870] <... close resumed>) = 0 [pid 3865] close(23 [pid 3863] close(24 [pid 3613] fstat(3, [pid 3610] <... mkdir resumed>) = 0 [pid 3870] close(6 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3875] <... write resumed>) = 61440 [pid 3870] <... close resumed>) = 0 [pid 3865] close(24 [pid 3863] close(25 [pid 3613] getdents64(3, [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(7 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 3876 attached [pid 3875] <... futex resumed>) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(25 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3876] set_robust_list(0x55555684f5e0, 24 [pid 3875] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(8 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(26 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 44 [pid 3876] <... set_robust_list resumed>) = 0 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(26 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./19/binderfs", [pid 3876] chdir("./19" [pid 3875] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] close(9 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(27 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3876] <... chdir resumed>) = 0 [pid 3875] <... mmap resumed>) = 0x20000000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(27 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./19/binderfs" [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(10 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(28 [pid 3613] <... unlink resumed>) = 0 [pid 3876] <... prctl resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(28 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3876] setpgid(0, 0 [pid 3875] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(11 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] close(29 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3876] <... setpgid resumed>) = 0 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3865] close(29 [pid 3863] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./19/memory.events", [pid 3876] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3875] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] close(12 [pid 3865] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3863] exit_group(0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3876] <... symlink resumed>) = 0 [pid 3875] <... socket resumed>) = 5 [pid 3872] <... futex resumed>) = ? [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3866] <... futex resumed>) = ? [pid 3865] exit_group(0 [pid 3863] <... exit_group resumed>) = ? [pid 3613] unlink("./19/memory.events" [pid 3876] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3873] <... futex resumed>) = ? [pid 3872] +++ exited with 0 +++ [pid 3870] close(13 [pid 3866] +++ exited with 0 +++ [pid 3865] <... exit_group resumed>) = ? [pid 3863] +++ exited with 0 +++ [pid 3613] <... unlink resumed>) = 0 [pid 3876] <... symlink resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3873] +++ exited with 0 +++ [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3868] <... futex resumed>) = ? [pid 3613] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3876] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3875] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(14 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3876] <... symlink resumed>) = 0 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./19/cgroup", [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] close(15 [pid 3868] +++ exited with 0 +++ [pid 3865] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3875] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3876] <... openat resumed>) = 3 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./19/cgroup" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3876] write(3, "1000", 4 [pid 3870] close(16 [pid 3613] <... unlink resumed>) = 0 [pid 3876] <... write resumed>) = 4 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3876] close(3 [pid 3870] close(17 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3876] <... close resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./19/cgroup.net", [pid 3876] symlink("/dev/binderfs", "./binderfs" [pid 3870] close(18 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3876] <... symlink resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./19/cgroup.net" [pid 3876] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(19 [pid 3613] <... unlink resumed>) = 0 [pid 3876] <... futex resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3870] close(20 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3876] <... mmap resumed>) = 0x7f6e2575a000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./19/cgroup.cpu", [pid 3876] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3870] close(21 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3876] <... mprotect resumed>) = 0 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./19/cgroup.cpu" [pid 3876] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3870] close(22 [pid 3613] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3877 attached [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3877] set_robust_list(0x7f6e2577a9e0, 24 [pid 3876] <... clone resumed>, parent_tid=[45], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 45 [pid 3870] close(23 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3877] <... set_robust_list resumed>) = 0 [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 3877] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3876] <... futex resumed>) = 0 [pid 3870] close(24 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... close resumed>) = 0 [pid 3877] <... openat resumed>) = 3 [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] rmdir("./19" [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] close(25 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... rmdir resumed>) = 0 [pid 3612] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3877] <... futex resumed>) = 0 [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3613] mkdir("./20", 0777 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3877] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3876] <... futex resumed>) = 0 [pid 3870] close(26 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3877] <... openat resumed>) = 4 [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3878 attached [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] close(27 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] fstat(3, [pid 3878] set_robust_list(0x55555684f5e0, 24 [pid 3877] <... futex resumed>) = 0 [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 46 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3878] <... set_robust_list resumed>) = 0 [pid 3877] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3870] close(28 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3878] chdir("./20" [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] socket(AF_XDP, SOCK_RAW, 0 [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./18/binderfs", [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3878] <... chdir resumed>) = 0 [pid 3875] <... socket resumed>) = 6 [pid 3874] <... futex resumed>) = 0 [pid 3870] close(29 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3877] <... write resumed>) = 61440 [pid 3612] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3878] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./18/binderfs" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] <... prctl resumed>) = 0 [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 0 [pid 3874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3870] exit_group(0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./18/binderfs", [pid 3878] setpgid(0, 0 [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] <... futex resumed>) = ? [pid 3870] <... exit_group resumed>) = ? [pid 3614] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3878] <... setpgid resumed>) = 0 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] <... futex resumed>) = 0 [pid 3871] +++ exited with 0 +++ [pid 3870] +++ exited with 0 +++ [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./18/binderfs" [pid 3878] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3877] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./18/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3878] <... symlink resumed>) = 0 [pid 3877] <... mmap resumed>) = 0x20000000 [pid 3875] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3878] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./18/memory.events" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] <... symlink resumed>) = 0 [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3875] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./18/memory.events", [pid 3878] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3875] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3878] <... symlink resumed>) = 0 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3875] <... futex resumed>) = 1 [pid 3874] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./18/memory.events" [pid 3878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3877] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3875] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3874] close(3 [pid 3614] lstat("./18/cgroup", [pid 3612] <... unlink resumed>) = 0 [pid 3878] <... openat resumed>) = 3 [pid 3877] <... socket resumed>) = 5 [pid 3874] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3878] write(3, "1000", 4 [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(4 [pid 3614] unlink("./18/cgroup" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] <... write resumed>) = 4 [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./18/cgroup", [pid 3611] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3878] close(3 [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(5 [pid 3614] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3878] <... close resumed>) = 0 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./18/cgroup" [pid 3611] <... openat resumed>) = 3 [pid 3878] symlink("/dev/binderfs", "./binderfs" [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] close(6 [pid 3614] lstat("./18/cgroup.net", [pid 3877] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3612] <... unlink resumed>) = 0 [pid 3878] <... symlink resumed>) = 0 [pid 3874] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] fstat(3, [pid 3614] unlink("./18/cgroup.net" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(7 [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./18/cgroup.net", [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3878] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] getdents64(3, [pid 3878] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3874] close(8 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./18/cgroup.net" [pid 3878] <... mmap resumed>) = 0x7f6e2575a000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./18/cgroup.cpu", [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3878] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3874] close(9 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3878] <... mprotect resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./18/cgroup.cpu" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3878] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3874] close(10 [pid 3614] <... unlink resumed>) = 0 [pid 3612] lstat("./18/cgroup.cpu", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3879 attached [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] unlink("./18/cgroup.cpu" [pid 3611] lstat("./18/binderfs", [pid 3879] set_robust_list(0x7f6e2577a9e0, 24 [pid 3878] <... clone resumed>, parent_tid=[47], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 47 [pid 3874] close(11 [pid 3614] close(3 [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3879] <... set_robust_list resumed>) = 0 [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... close resumed>) = 0 [pid 3612] getdents64(3, [pid 3611] unlink("./18/binderfs" [pid 3879] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3878] <... futex resumed>) = 0 [pid 3874] close(12 [pid 3614] rmdir("./18" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3879] <... openat resumed>) = 3 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] close(13 [pid 3614] mkdir("./19", 0777 [pid 3612] <... close resumed>) = 0 [pid 3611] umount2("./18/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3879] <... futex resumed>) = 0 [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] rmdir("./18" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3879] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3878] <... futex resumed>) = 0 [pid 3874] close(14 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... rmdir resumed>) = 0 [pid 3611] lstat("./18/memory.events", ./strace-static-x86_64: Process 3880 attached [pid 3879] <... openat resumed>) = 4 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./19", 0777 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3880] set_robust_list(0x55555684f5e0, 24 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3874] close(15 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 45 [pid 3612] <... mkdir resumed>) = 0 [pid 3611] unlink("./18/memory.events" [pid 3880] <... set_robust_list resumed>) = 0 [pid 3879] <... futex resumed>) = 0 [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3881 attached [pid 3880] chdir("./19" [pid 3879] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3878] <... futex resumed>) = 0 [pid 3874] close(16 [pid 3611] <... unlink resumed>) = 0 [pid 3881] set_robust_list(0x55555684f5e0, 24 [pid 3880] <... chdir resumed>) = 0 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 44 [pid 3611] umount2("./18/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3881] <... set_robust_list resumed>) = 0 [pid 3880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3874] close(17 [pid 3881] chdir("./19" [pid 3880] <... prctl resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3881] <... chdir resumed>) = 0 [pid 3880] setpgid(0, 0 [pid 3874] close(18 [pid 3611] lstat("./18/cgroup", [pid 3881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3880] <... setpgid resumed>) = 0 [pid 3879] <... write resumed>) = 61440 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3881] <... prctl resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3874] close(19 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3881] setpgid(0, 0 [pid 3879] <... futex resumed>) = 1 [pid 3878] <... futex resumed>) = 0 [pid 3881] <... setpgid resumed>) = 0 [pid 3880] <... symlink resumed>) = 0 [pid 3879] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./18/cgroup" [pid 3881] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3880] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3878] <... futex resumed>) = 0 [pid 3874] close(20 [pid 3881] <... symlink resumed>) = 0 [pid 3880] <... symlink resumed>) = 0 [pid 3879] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3881] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3880] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3879] <... mmap resumed>) = 0x20000000 [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(21 [pid 3611] umount2("./18/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3881] <... symlink resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... symlink resumed>) = 0 [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3881] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3879] <... futex resumed>) = 1 [pid 3878] <... futex resumed>) = 0 [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(22 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3881] <... symlink resumed>) = 0 [pid 3880] <... openat resumed>) = 3 [pid 3879] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./18/cgroup.net", [pid 3881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3880] write(3, "1000", 4 [pid 3879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3878] <... futex resumed>) = 0 [pid 3877] socket(AF_XDP, SOCK_RAW, 0 [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] close(23 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3881] <... openat resumed>) = 3 [pid 3880] <... write resumed>) = 4 [pid 3879] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] <... socket resumed>) = 6 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./18/cgroup.net" [pid 3881] write(3, "1000", 4 [pid 3880] close(3 [pid 3879] <... socket resumed>) = 5 [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(24 [pid 3881] <... write resumed>) = 4 [pid 3880] <... close resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3881] close(3 [pid 3880] symlink("/dev/binderfs", "./binderfs" [pid 3879] <... futex resumed>) = 1 [pid 3878] <... futex resumed>) = 0 [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] close(25 [pid 3611] umount2("./18/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3881] <... close resumed>) = 0 [pid 3880] <... symlink resumed>) = 0 [pid 3879] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] <... futex resumed>) = 0 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3881] symlink("/dev/binderfs", "./binderfs" [pid 3880] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3878] <... futex resumed>) = 0 [pid 3876] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] close(26 [pid 3611] lstat("./18/cgroup.cpu", [pid 3881] <... symlink resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3879] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3877] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3874] close(27 [pid 3611] unlink("./18/cgroup.cpu" [pid 3881] <... futex resumed>) = 0 [pid 3880] <... mmap resumed>) = 0x7f6e2575a000 [pid 3879] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3877] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3880] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3877] <... futex resumed>) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3874] close(28 [pid 3611] <... unlink resumed>) = 0 [pid 3881] <... mmap resumed>) = 0x7f6e2575a000 [pid 3880] <... mprotect resumed>) = 0 [pid 3877] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] close(3 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3881] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3880] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... close resumed>) = 0 [pid 3874] close(29 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 3882 attached [pid 3881] <... mprotect resumed>) = 0 [pid 3879] <... futex resumed>) = 1 [pid 3878] <... futex resumed>) = 0 [pid 3876] close(4 [pid 3874] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3882] set_robust_list(0x7f6e2577a9e0, 24 [pid 3881] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3880] <... clone resumed>, parent_tid=[46], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 46 [pid 3879] socket(AF_XDP, SOCK_RAW, 0 [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] <... close resumed>) = 0 [pid 3874] exit_group(0 [pid 3611] <... close resumed>) = 0 ./strace-static-x86_64: Process 3883 attached [pid 3882] <... set_robust_list resumed>) = 0 [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... socket resumed>) = 6 [pid 3878] <... futex resumed>) = 0 [pid 3876] close(5 [pid 3875] <... futex resumed>) = ? [pid 3874] <... exit_group resumed>) = ? [pid 3611] rmdir("./18" [pid 3883] set_robust_list(0x7f6e2577a9e0, 24 [pid 3882] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3881] <... clone resumed>, parent_tid=[45], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 45 [pid 3880] <... futex resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] <... close resumed>) = 0 [pid 3875] +++ exited with 0 +++ [pid 3879] <... futex resumed>) = 0 [pid 3878] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3876] close(6 [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... set_robust_list resumed>) = 0 [pid 3876] <... close resumed>) = 0 [pid 3874] +++ exited with 0 +++ [pid 3879] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3878] <... futex resumed>) = 0 [pid 3876] close(7 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] <... rmdir resumed>) = 0 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] <... openat resumed>) = 3 [pid 3881] <... futex resumed>) = 0 [pid 3879] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3878] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3883] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3876] close(8 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3611] mkdir("./19", 0777 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3879] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3876] close(9) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... mkdir resumed>) = 0 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3876] close(10 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3883] <... openat resumed>) = 3 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3882] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... futex resumed>) = 0 [pid 3879] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3876] close(11 [pid 3615] <... openat resumed>) = 3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3883] <... futex resumed>) = 1 [pid 3882] <... openat resumed>) = 4 [pid 3881] <... futex resumed>) = 0 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3879] <... futex resumed>) = 1 [pid 3878] <... futex resumed>) = 0 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3878] close(3 [pid 3876] close(12 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3884 attached [pid 3883] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] <... close resumed>) = 0 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3884] set_robust_list(0x55555684f5e0, 24 [pid 3881] <... futex resumed>) = 0 [pid 3878] close(4 [pid 3876] close(13 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3884] <... set_robust_list resumed>) = 0 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... close resumed>) = 0 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3884] chdir("./19" [pid 3883] <... openat resumed>) = 4 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] close(5 [pid 3876] close(14 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 45 [pid 3884] <... chdir resumed>) = 0 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... close resumed>) = 0 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./19/binderfs", [pid 3884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3883] <... futex resumed>) = 1 [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3878] close(6 [pid 3876] close(15 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3884] <... prctl resumed>) = 0 [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... close resumed>) = 0 [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./19/binderfs" [pid 3884] setpgid(0, 0 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3878] close(7 [pid 3876] close(16 [pid 3615] <... unlink resumed>) = 0 [pid 3884] <... setpgid resumed>) = 0 [pid 3883] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3884] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3878] close(8 [pid 3876] close(17 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3884] <... symlink resumed>) = 0 [pid 3882] <... write resumed>) = 61440 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./19/memory.events", [pid 3884] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(9 [pid 3876] close(18 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3884] <... symlink resumed>) = 0 [pid 3883] <... write resumed>) = 61440 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./19/memory.events" [pid 3884] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(10 [pid 3876] close(19 [pid 3615] <... unlink resumed>) = 0 [pid 3884] <... symlink resumed>) = 0 [pid 3883] <... futex resumed>) = 1 [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(11 [pid 3876] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3884] <... openat resumed>) = 3 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] <... mmap resumed>) = 0x20000000 [pid 3881] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./19/cgroup", [pid 3884] write(3, "1000", 4 [pid 3883] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(12 [pid 3876] close(21 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3884] <... write resumed>) = 4 [pid 3883] <... mmap resumed>) = 0x20000000 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./19/cgroup" [pid 3884] close(3 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(13 [pid 3876] close(22 [pid 3615] <... unlink resumed>) = 0 [pid 3884] <... close resumed>) = 0 [pid 3883] <... futex resumed>) = 1 [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3884] symlink("/dev/binderfs", "./binderfs" [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(14 [pid 3876] close(23 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3884] <... symlink resumed>) = 0 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] <... socket resumed>) = 5 [pid 3881] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./19/cgroup.net", [pid 3884] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(15 [pid 3876] close(24 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3884] <... futex resumed>) = 0 [pid 3883] <... socket resumed>) = 5 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./19/cgroup.net" [pid 3884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(16 [pid 3876] close(25 [pid 3615] <... unlink resumed>) = 0 [pid 3884] <... mmap resumed>) = 0x7f6e2575a000 [pid 3883] <... futex resumed>) = 1 [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3884] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(17 [pid 3876] close(26 [pid 3884] <... mprotect resumed>) = 0 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3881] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3884] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3883] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(18 [pid 3876] close(27 [pid 3615] lstat("./19/cgroup.cpu", ./strace-static-x86_64: Process 3885 attached [pid 3882] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3885] set_robust_list(0x7f6e2577a9e0, 24 [pid 3884] <... clone resumed>, parent_tid=[46], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 46 [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(19 [pid 3876] close(28 [pid 3615] unlink("./19/cgroup.cpu" [pid 3885] <... set_robust_list resumed>) = 0 [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3885] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3884] <... futex resumed>) = 0 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(20 [pid 3876] close(29 [pid 3615] getdents64(3, [pid 3885] <... openat resumed>) = 3 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3876] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] socket(AF_XDP, SOCK_RAW, 0 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(21 [pid 3876] exit_group(0 [pid 3615] close(3 [pid 3885] <... futex resumed>) = 0 [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3882] <... socket resumed>) = 6 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3877] <... futex resumed>) = ? [pid 3876] <... exit_group resumed>) = ? [pid 3615] <... close resumed>) = 0 [pid 3885] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3884] <... futex resumed>) = 0 [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(22 [pid 3885] <... openat resumed>) = 4 [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] close(23 [pid 3877] +++ exited with 0 +++ [pid 3876] +++ exited with 0 +++ [pid 3615] rmdir("./19" [pid 3885] <... futex resumed>) = 0 [pid 3884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3880] <... futex resumed>) = 0 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3878] close(24 [pid 3615] <... rmdir resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3882] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./20", 0777 [pid 3610] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3885] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3878] close(25 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3882] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3882] <... futex resumed>) = 1 [pid 3880] <... futex resumed>) = 0 [pid 3878] close(26 [pid 3610] <... openat resumed>) = 3 [pid 3882] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] close(3 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] fstat(3, [pid 3880] <... close resumed>) = 0 [pid 3878] close(27 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3880] close(4 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, ./strace-static-x86_64: Process 3886 attached [pid 3880] <... close resumed>) = 0 [pid 3878] close(28 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3886] set_robust_list(0x55555684f5e0, 24 [pid 3885] <... write resumed>) = 61440 [pid 3880] close(5 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 48 [pid 3610] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3886] <... set_robust_list resumed>) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... close resumed>) = 0 [pid 3878] close(29 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3886] chdir("./20" [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3880] close(6 [pid 3878] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./19/binderfs", [pid 3886] <... chdir resumed>) = 0 [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... close resumed>) = 0 [pid 3878] exit_group(0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3886] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3880] close(7 [pid 3879] <... futex resumed>) = ? [pid 3878] <... exit_group resumed>) = ? [pid 3610] unlink("./19/binderfs" [pid 3886] <... prctl resumed>) = 0 [pid 3885] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3879] +++ exited with 0 +++ [pid 3878] +++ exited with 0 +++ [pid 3610] <... unlink resumed>) = 0 [pid 3886] setpgid(0, 0 [pid 3885] <... mmap resumed>) = 0x20000000 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] close(8 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3886] <... setpgid resumed>) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = 1 [pid 3881] <... futex resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3886] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] close(9 [pid 3610] lstat("./19/memory.events", [pid 3886] <... symlink resumed>) = 0 [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] <... futex resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3886] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3883] socket(AF_XDP, SOCK_RAW, 0 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3880] close(10 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./19/memory.events" [pid 3886] <... symlink resumed>) = 0 [pid 3885] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... socket resumed>) = 6 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... unlink resumed>) = 0 [pid 3886] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3885] <... socket resumed>) = 5 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] close(11 [pid 3613] <... openat resumed>) = 3 [pid 3610] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3886] <... symlink resumed>) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] <... futex resumed>) = 1 [pid 3881] <... futex resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] fstat(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3881] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] close(12 [pid 3610] lstat("./19/cgroup", [pid 3886] <... openat resumed>) = 3 [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3881] <... futex resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3886] write(3, "1000", 4 [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3881] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3880] close(13 [pid 3610] unlink("./19/cgroup" [pid 3886] <... write resumed>) = 4 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3886] close(3 [pid 3883] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] close(14 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3886] <... close resumed>) = 0 [pid 3885] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3883] <... futex resumed>) = 1 [pid 3881] <... futex resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3886] symlink("/dev/binderfs", "./binderfs" [pid 3880] close(15 [pid 3610] lstat("./19/cgroup.net", [pid 3886] <... symlink resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3883] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3881] close(3 [pid 3880] close(16 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./19/cgroup.net" [pid 3886] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./20/binderfs", [pid 3610] <... unlink resumed>) = 0 [pid 3886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3881] close(4 [pid 3880] close(17 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3886] <... mmap resumed>) = 0x7f6e2575a000 [pid 3881] <... close resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./20/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3886] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3881] close(5 [pid 3880] close(18 [pid 3610] lstat("./19/cgroup.cpu", [pid 3886] <... mprotect resumed>) = 0 [pid 3881] <... close resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3886] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3881] close(6 [pid 3880] close(19 [pid 3613] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./19/cgroup.cpu"./strace-static-x86_64: Process 3887 attached [pid 3881] <... close resumed>) = 0 [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3887] set_robust_list(0x7f6e2577a9e0, 24 [pid 3886] <... clone resumed>, parent_tid=[49], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 49 [pid 3881] close(7 [pid 3880] close(20 [pid 3613] lstat("./20/memory.events", [pid 3610] getdents64(3, [pid 3887] <... set_robust_list resumed>) = 0 [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3887] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3886] <... futex resumed>) = 0 [pid 3881] close(8 [pid 3880] close(21 [pid 3613] unlink("./20/memory.events" [pid 3610] close(3 [pid 3887] <... openat resumed>) = 3 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] close(9 [pid 3880] close(22 [pid 3613] <... unlink resumed>) = 0 [pid 3610] rmdir("./19" [pid 3887] <... futex resumed>) = 0 [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... rmdir resumed>) = 0 [pid 3887] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3886] <... futex resumed>) = 0 [pid 3881] close(10 [pid 3880] close(23 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./20", 0777 [pid 3887] <... openat resumed>) = 4 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./20/cgroup", [pid 3610] <... mkdir resumed>) = 0 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3881] close(11 [pid 3880] close(24 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3888 attached [pid 3887] <... futex resumed>) = 0 [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./20/cgroup" [pid 3888] set_robust_list(0x55555684f5e0, 24 [pid 3887] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3886] <... futex resumed>) = 0 [pid 3881] close(12 [pid 3880] close(25 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 46 [pid 3888] <... set_robust_list resumed>) = 0 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3880] close(26) = -1 EBADF (Bad file descriptor) [pid 3888] chdir("./20" [pid 3881] close(13 [pid 3880] close(27 [pid 3888] <... chdir resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3881] close(14 [pid 3880] close(28 [pid 3888] <... prctl resumed>) = 0 [pid 3887] <... write resumed>) = 61440 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3888] setpgid(0, 0 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(15 [pid 3880] close(29 [pid 3613] lstat("./20/cgroup.net", [pid 3888] <... setpgid resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3887] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] exit_group(0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3881] close(16 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3882] <... futex resumed>) = ? [pid 3888] <... symlink resumed>) = 0 [pid 3880] <... exit_group resumed>) = ? [pid 3888] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3887] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3882] +++ exited with 0 +++ [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3880] +++ exited with 0 +++ [pid 3613] unlink("./20/cgroup.net" [pid 3888] <... symlink resumed>) = 0 [pid 3887] <... mmap resumed>) = 0x20000000 [pid 3881] close(17 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3888] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3888] <... symlink resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3881] close(18 [pid 3613] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3887] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3888] <... openat resumed>) = 3 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(19 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./20/cgroup.cpu", [pid 3888] write(3, "1000", 4 [pid 3887] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3888] <... write resumed>) = 4 [pid 3887] <... socket resumed>) = 5 [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(20 [pid 3614] <... openat resumed>) = 3 [pid 3613] unlink("./20/cgroup.cpu" [pid 3888] close(3 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3613] <... unlink resumed>) = 0 [pid 3888] <... close resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3885] socket(AF_XDP, SOCK_RAW, 0 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] close(21 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, [pid 3888] symlink("/dev/binderfs", "./binderfs" [pid 3887] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] <... socket resumed>) = 6 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3888] <... symlink resumed>) = 0 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(22 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] close(3 [pid 3888] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... close resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3887] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(23 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] rmdir("./20" [pid 3888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./19/binderfs", [pid 3613] <... rmdir resumed>) = 0 [pid 3888] <... mmap resumed>) = 0x7f6e2575a000 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] close(24 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] mkdir("./21", 0777 [pid 3885] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3888] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3885] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./19/binderfs" [pid 3613] <... mkdir resumed>) = 0 [pid 3888] <... mprotect resumed>) = 0 [pid 3887] socket(AF_XDP, SOCK_RAW, 0 [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3885] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3881] close(25 [pid 3614] <... unlink resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3889 attached [pid 3888] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3887] <... socket resumed>) = 6 [pid 3886] <... futex resumed>) = 0 [pid 3885] <... futex resumed>) = 1 [pid 3884] <... futex resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3890 attached [pid 3889] set_robust_list(0x55555684f5e0, 24 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3885] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3884] close(3 [pid 3881] close(26 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 48 [pid 3890] set_robust_list(0x7f6e2577a9e0, 24 [pid 3889] <... set_robust_list resumed>) = 0 [pid 3888] <... clone resumed>, parent_tid=[47], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 47 [pid 3887] <... futex resumed>) = 0 [pid 3886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3884] <... close resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./19/memory.events", [pid 3890] <... set_robust_list resumed>) = 0 [pid 3889] chdir("./21" [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3886] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] close(4 [pid 3881] close(27 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3890] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3889] <... chdir resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... futex resumed>) = 0 [pid 3884] <... close resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./19/memory.events" [pid 3890] <... openat resumed>) = 3 [pid 3889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3886] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3884] close(5 [pid 3881] close(28 [pid 3614] <... unlink resumed>) = 0 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... prctl resumed>) = 0 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3887] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3884] <... close resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3890] <... futex resumed>) = 0 [pid 3889] setpgid(0, 0 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] close(6 [pid 3881] close(29 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3890] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3889] <... setpgid resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3887] <... futex resumed>) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3884] <... close resumed>) = 0 [pid 3881] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./19/cgroup", [pid 3890] <... openat resumed>) = 4 [pid 3889] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3886] close(3 [pid 3884] close(7 [pid 3881] exit_group(0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... symlink resumed>) = 0 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... close resumed>) = 0 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3883] <... futex resumed>) = ? [pid 3881] <... exit_group resumed>) = ? [pid 3614] unlink("./19/cgroup" [pid 3890] <... futex resumed>) = 0 [pid 3889] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(4 [pid 3884] close(8 [pid 3614] <... unlink resumed>) = 0 [pid 3890] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3886] <... close resumed>) = 0 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3889] <... symlink resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(5 [pid 3884] close(9 [pid 3883] +++ exited with 0 +++ [pid 3881] +++ exited with 0 +++ [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3889] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] <... close resumed>) = 0 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./19/cgroup.net", [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3889] <... symlink resumed>) = 0 [pid 3886] close(6 [pid 3884] close(10 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3886] <... close resumed>) = 0 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./19/cgroup.net" [pid 3890] <... write resumed>) = 61440 [pid 3889] <... openat resumed>) = 3 [pid 3886] close(7 [pid 3884] close(11 [pid 3614] <... unlink resumed>) = 0 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] write(3, "1000", 4 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3890] <... futex resumed>) = 1 [pid 3889] <... write resumed>) = 4 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(8 [pid 3884] close(12 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3890] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] close(3 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./19/cgroup.cpu", [pid 3612] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... close resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(9 [pid 3884] close(13 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3890] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3889] symlink("/dev/binderfs", "./binderfs" [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./19/cgroup.cpu" [pid 3612] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3890] <... mmap resumed>) = 0x20000000 [pid 3889] <... symlink resumed>) = 0 [pid 3886] close(10 [pid 3884] close(14 [pid 3614] <... unlink resumed>) = 0 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3612] <... openat resumed>) = 3 [pid 3890] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(11 [pid 3884] close(15 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] fstat(3, [pid 3890] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... mmap resumed>) = 0x7f6e2575a000 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(12 [pid 3884] close(16 [pid 3614] <... close resumed>) = 0 [pid 3612] getdents64(3, [pid 3890] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3889] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./19" [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3890] <... socket resumed>) = 5 [pid 3889] <... mprotect resumed>) = 0 [pid 3886] close(13 [pid 3884] close(17 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3891 attached [pid 3890] <... futex resumed>) = 1 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(14 [pid 3884] close(18 [pid 3614] mkdir("./20", 0777 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3891] set_robust_list(0x7f6e2577a9e0, 24 [pid 3890] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] <... clone resumed>, parent_tid=[49], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 49 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] lstat("./19/binderfs", [pid 3891] <... set_robust_list resumed>) = 0 [pid 3890] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 0 [pid 3886] close(15 [pid 3884] close(19 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3891] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3889] <... futex resumed>) = 0 [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3884] close(20 [pid 3891] <... openat resumed>) = 3 [pid 3886] close(16 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./19/binderfs"./strace-static-x86_64: Process 3892 attached [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(21 [pid 3892] set_robust_list(0x55555684f5e0, 24 [pid 3891] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3886] close(17 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 47 [pid 3612] <... unlink resumed>) = 0 [pid 3892] <... set_robust_list resumed>) = 0 [pid 3892] chdir("./20" [pid 3891] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(22 [pid 3612] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3892] <... chdir resumed>) = 0 [pid 3891] <... openat resumed>) = 4 [pid 3889] <... futex resumed>) = 0 [pid 3892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] close(18 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3892] <... prctl resumed>) = 0 [pid 3891] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(23 [pid 3612] lstat("./19/memory.events", [pid 3892] setpgid(0, 0 [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(19 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3892] <... setpgid resumed>) = 0 [pid 3891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(24 [pid 3612] unlink("./19/memory.events" [pid 3892] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3891] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] close(20 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3892] <... symlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3892] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(25 [pid 3612] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3892] <... symlink resumed>) = 0 [pid 3886] close(21 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3892] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3891] <... write resumed>) = 61440 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(26 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3892] <... symlink resumed>) = 0 [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(22 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./19/cgroup", [pid 3892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3891] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(27 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3892] <... openat resumed>) = 3 [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3890] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(23 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./19/cgroup" [pid 3892] write(3, "1000", 4 [pid 3891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(28 [pid 3892] <... write resumed>) = 4 [pid 3891] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] close(24 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3890] <... futex resumed>) = 1 [pid 3892] close(3 [pid 3891] <... mmap resumed>) = 0x20000000 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] close(29 [pid 3612] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3892] <... close resumed>) = 0 [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(25 [pid 3884] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3892] symlink("/dev/binderfs", "./binderfs" [pid 3891] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] exit_group(0 [pid 3612] lstat("./19/cgroup.net", [pid 3892] <... symlink resumed>) = 0 [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3890] socket(AF_XDP, SOCK_RAW, 0 [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(26 [pid 3885] <... futex resumed>) = ? [pid 3884] <... exit_group resumed>) = ? [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... futex resumed>) = 0 [pid 3888] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3892] <... futex resumed>) = 0 [pid 3892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6e2575a000 [pid 3891] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] close(27 [pid 3612] unlink("./19/cgroup.net" [pid 3892] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3892] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3885] +++ exited with 0 +++ [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3884] +++ exited with 0 +++ [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3893 attached [pid 3891] <... socket resumed>) = 5 [pid 3890] <... socket resumed>) = 6 [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] close(28 [pid 3612] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3893] set_robust_list(0x7f6e2577a9e0, 24 [pid 3892] <... clone resumed>, parent_tid=[48], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 48 [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3893] <... set_robust_list resumed>) = 0 [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... futex resumed>) = 1 [pid 3890] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 0 [pid 3888] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] close(29 [pid 3612] lstat("./19/cgroup.cpu", [pid 3893] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3892] <... futex resumed>) = 0 [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... futex resumed>) = 0 [pid 3886] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3893] <... openat resumed>) = 3 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] <... futex resumed>) = 0 [pid 3888] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] exit_group(0 [pid 3612] unlink("./19/cgroup.cpu" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3893] <... futex resumed>) = 0 [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... futex resumed>) = ? [pid 3886] <... exit_group resumed>) = ? [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3893] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3892] <... futex resumed>) = 0 [pid 3891] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] fstat(3, [pid 3893] <... openat resumed>) = 4 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] getdents64(3, [pid 3893] <... futex resumed>) = 0 [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] +++ exited with 0 +++ [pid 3886] +++ exited with 0 +++ [pid 3612] getdents64(3, [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3893] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3892] <... futex resumed>) = 0 [pid 3611] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./19/binderfs") = 0 [pid 3611] umount2("./19/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./19/memory.events", {st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./19/memory.events" [pid 3893] <... write resumed>) = 61440 [pid 3890] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] close(3 [pid 3611] umount2("./19/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3893] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3893] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3612] rmdir("./19" [pid 3611] lstat("./19/cgroup", [pid 3893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3893] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] unlink("./19/cgroup" [pid 3893] <... mmap resumed>) = 0x20000000 [pid 3890] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... rmdir resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] mkdir("./20", 0777 [pid 3611] umount2("./19/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3893] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3890] <... futex resumed>) = 1 [pid 3888] <... futex resumed>) = 0 [pid 3615] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3893] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... mkdir resumed>) = 0 [pid 3611] lstat("./19/cgroup.net", [pid 3893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3888] <... close resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3893] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] close(4 [pid 3615] <... openat resumed>) = 3 [pid 3611] unlink("./19/cgroup.net"./strace-static-x86_64: Process 3894 attached [pid 3893] <... socket resumed>) = 5 [pid 3611] <... unlink resumed>) = 0 [pid 3615] fstat(3, [pid 3888] <... close resumed>) = 0 [pid 3894] set_robust_list(0x55555684f5e0, 24 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 46 [pid 3611] umount2("./19/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3894] <... set_robust_list resumed>) = 0 [pid 3893] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3888] close(5 [pid 3615] getdents64(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3894] chdir("./20" [pid 3893] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... close resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] lstat("./19/cgroup.cpu", [pid 3894] <... chdir resumed>) = 0 [pid 3893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3888] close(6 [pid 3615] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3893] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./19/cgroup.cpu" [pid 3894] <... prctl resumed>) = 0 [pid 3888] close(7 [pid 3615] lstat("./20/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 3894] setpgid(0, 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] getdents64(3, [pid 3894] <... setpgid resumed>) = 0 [pid 3888] close(8 [pid 3615] unlink("./20/binderfs" [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3894] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] close(3 [pid 3894] <... symlink resumed>) = 0 [pid 3888] close(9 [pid 3615] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... close resumed>) = 0 [pid 3894] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] rmdir("./19" [pid 3894] <... symlink resumed>) = 0 [pid 3888] close(10 [pid 3615] lstat("./20/memory.events", [pid 3611] <... rmdir resumed>) = 0 [pid 3894] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] mkdir("./20", 0777 [pid 3894] <... symlink resumed>) = 0 [pid 3888] close(11 [pid 3615] unlink("./20/memory.events" [pid 3611] <... mkdir resumed>) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3895 attached [pid 3894] <... openat resumed>) = 3 [pid 3889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3888] close(12 [pid 3615] <... unlink resumed>) = 0 [pid 3894] write(3, "1000", 4 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 47 [pid 3895] set_robust_list(0x55555684f5e0, 24 [pid 3894] <... write resumed>) = 4 [pid 3891] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3889] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] close(13 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3895] <... set_robust_list resumed>) = 0 [pid 3894] close(3 [pid 3889] <... futex resumed>) = 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./20/cgroup", [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] chdir("./20" [pid 3894] <... close resumed>) = 0 [pid 3888] close(14 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3895] <... chdir resumed>) = 0 [pid 3894] symlink("/dev/binderfs", "./binderfs" [pid 3891] <... futex resumed>) = 0 [pid 3889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./20/cgroup" [pid 3895] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3894] <... symlink resumed>) = 0 [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] <... mmap resumed>) = 0x7f6e25739000 [pid 3888] close(15 [pid 3615] <... unlink resumed>) = 0 [pid 3895] <... prctl resumed>) = 0 [pid 3894] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3895] setpgid(0, 0 [pid 3894] <... futex resumed>) = 0 [pid 3889] <... mprotect resumed>) = 0 [pid 3888] close(16 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3895] <... setpgid resumed>) = 0 [pid 3894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3889] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./20/cgroup.net", [pid 3895] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3894] <... mmap resumed>) = 0x7f6e2575a000 [pid 3888] close(17 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3896 attached [pid 3895] <... symlink resumed>) = 0 [pid 3894] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./20/cgroup.net" [pid 3896] set_robust_list(0x7f6e257599e0, 24 [pid 3895] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3894] <... mprotect resumed>) = 0 [pid 3889] <... clone resumed>, parent_tid=[50], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 50 [pid 3888] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3896] <... set_robust_list resumed>) = 0 [pid 3895] <... symlink resumed>) = 0 [pid 3894] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3889] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3897 attached [pid 3896] socket(AF_XDP, SOCK_RAW, 0 [pid 3895] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3889] <... futex resumed>) = 0 [pid 3888] close(19 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3897] set_robust_list(0x7f6e2577a9e0, 24 [pid 3896] <... socket resumed>) = 6 [pid 3895] <... symlink resumed>) = 0 [pid 3894] <... clone resumed>, parent_tid=[47], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 47 [pid 3889] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./20/cgroup.cpu", [pid 3897] <... set_robust_list resumed>) = 0 [pid 3896] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3888] close(20 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3897] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3896] <... futex resumed>) = 0 [pid 3895] <... openat resumed>) = 3 [pid 3894] <... futex resumed>) = 0 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./20/cgroup.cpu" [pid 3897] <... openat resumed>) = 3 [pid 3896] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3893] <... futex resumed>) = 0 [pid 3892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3891] <... futex resumed>) = 0 [pid 3889] <... futex resumed>) = 1 [pid 3888] close(21 [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] write(3, "1000", 4 [pid 3894] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3893] socket(AF_XDP, SOCK_RAW, 0 [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3897] <... futex resumed>) = 0 [pid 3895] <... write resumed>) = 4 [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... socket resumed>) = 6 [pid 3892] <... futex resumed>) = 0 [pid 3888] close(22 [pid 3615] getdents64(3, [pid 3897] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3895] close(3 [pid 3894] <... futex resumed>) = 0 [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3891] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3897] <... openat resumed>) = 4 [pid 3895] <... close resumed>) = 0 [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3893] <... futex resumed>) = 0 [pid 3892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3888] close(23 [pid 3895] symlink("/dev/binderfs", "./binderfs" [pid 3893] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... futex resumed>) = 0 [pid 3888] close(24 [pid 3895] <... symlink resumed>) = 0 [pid 3892] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3897] <... futex resumed>) = 1 [pid 3894] <... futex resumed>) = 0 [pid 3891] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3893] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3891] <... futex resumed>) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3888] close(25 [pid 3615] rmdir("./20" [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3893] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3891] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] close(3 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3897] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3893] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] close(26 [pid 3615] <... rmdir resumed>) = 0 [pid 3895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3889] <... close resumed>) = 0 [pid 3893] <... futex resumed>) = 1 [pid 3892] <... futex resumed>) = 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... mmap resumed>) = 0x7f6e2575a000 [pid 3895] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3893] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] close(3 [pid 3889] close(4 [pid 3888] close(27 [pid 3615] mkdir("./21", 0777 [pid 3895] <... mprotect resumed>) = 0 [pid 3892] <... close resumed>) = 0 [pid 3889] <... close resumed>) = 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3892] close(4 [pid 3888] close(28 [pid 3892] <... close resumed>) = 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3897] <... write resumed>) = 61440 [pid 3892] close(5 [pid 3889] close(5 [pid 3888] close(29 [pid 3615] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3898 attached [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... close resumed>) = 0 [pid 3889] <... close resumed>) = 0 [pid 3888] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3898] set_robust_list(0x7f6e2577a9e0, 24 [pid 3897] <... futex resumed>) = 1 [pid 3895] <... clone resumed>, parent_tid=[48], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 48 [pid 3894] <... futex resumed>) = 0 [pid 3892] close(6 [pid 3889] close(6 [pid 3888] exit_group(0./strace-static-x86_64: Process 3899 attached [pid 3898] <... set_robust_list resumed>) = 0 [pid 3892] <... close resumed>) = 0 [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] <... exit_group resumed>) = ? [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3890] <... futex resumed>) = 230 [pid 3899] set_robust_list(0x55555684f5e0, 24 [pid 3898] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... futex resumed>) = 0 [pid 3892] close(7 [pid 3889] <... close resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 50 [pid 3899] <... set_robust_list resumed>) = 0 [pid 3898] <... openat resumed>) = 3 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3890] +++ exited with 0 +++ [pid 3888] +++ exited with 0 +++ [pid 3895] <... futex resumed>) = 0 [pid 3889] close(7 [pid 3899] chdir("./21" [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(8 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3899] <... chdir resumed>) = 0 [pid 3898] <... futex resumed>) = 0 [pid 3897] <... mmap resumed>) = 0x20000000 [pid 3895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(8 [pid 3899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(9 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3899] <... prctl resumed>) = 0 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(9 [pid 3899] setpgid(0, 0 [pid 3898] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(10 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3899] <... setpgid resumed>) = 0 [pid 3898] <... openat resumed>) = 4 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(10 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3899] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(11 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3899] <... symlink resumed>) = 0 [pid 3898] <... futex resumed>) = 1 [pid 3897] <... socket resumed>) = 5 [pid 3895] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(11 [pid 3899] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(12 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 3899] <... symlink resumed>) = 0 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(12 [pid 3610] fstat(3, [pid 3899] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3898] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(13 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3899] <... symlink resumed>) = 0 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(13 [pid 3610] getdents64(3, [pid 3899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3897] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(14 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3899] <... openat resumed>) = 3 [pid 3898] <... write resumed>) = 61440 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3899] write(3, "1000", 4 [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(15 [pid 3889] close(14 [pid 3610] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3899] <... write resumed>) = 4 [pid 3898] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3899] close(3 [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(16 [pid 3889] close(15 [pid 3610] lstat("./20/binderfs", [pid 3899] <... close resumed>) = 0 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3899] symlink("/dev/binderfs", "./binderfs" [pid 3898] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(17 [pid 3889] close(16 [pid 3610] unlink("./20/binderfs" [pid 3899] <... symlink resumed>) = 0 [pid 3898] <... mmap resumed>) = 0x20000000 [pid 3897] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(18 [pid 3889] close(17 [pid 3610] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3899] <... futex resumed>) = 0 [pid 3898] <... futex resumed>) = 1 [pid 3897] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(19 [pid 3889] close(18 [pid 3610] lstat("./20/memory.events", [pid 3899] <... mmap resumed>) = 0x7f6e2575a000 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3899] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3898] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3897] socket(AF_XDP, SOCK_RAW, 0 [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(20 [pid 3889] close(19 [pid 3610] unlink("./20/memory.events" [pid 3899] <... mprotect resumed>) = 0 [pid 3898] <... socket resumed>) = 5 [pid 3897] <... socket resumed>) = 6 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3899] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(21 [pid 3889] close(20 [pid 3610] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3900 attached [pid 3898] <... futex resumed>) = 1 [pid 3897] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3900] set_robust_list(0x7f6e2577a9e0, 24 [pid 3899] <... clone resumed>, parent_tid=[51], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 51 [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(22 [pid 3889] close(21 [pid 3610] lstat("./20/cgroup", [pid 3900] <... set_robust_list resumed>) = 0 [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3900] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3899] <... futex resumed>) = 0 [pid 3897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] close(23 [pid 3889] close(22 [pid 3894] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] unlink("./20/cgroup" [pid 3900] <... openat resumed>) = 3 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3892] close(24 [pid 3889] close(23 [pid 3610] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3900] <... futex resumed>) = 0 [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3897] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3900] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3899] <... futex resumed>) = 0 [pid 3897] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] close(25 [pid 3889] close(24 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3900] <... openat resumed>) = 4 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3897] <... futex resumed>) = 1 [pid 3894] <... futex resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./20/cgroup.net", [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3897] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] close(3 [pid 3892] close(26 [pid 3889] close(25 [pid 3900] <... futex resumed>) = 0 [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... close resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3900] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3899] <... futex resumed>) = 0 [pid 3898] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3894] close(4 [pid 3892] close(27 [pid 3889] close(26 [pid 3610] unlink("./20/cgroup.net" [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... close resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] close(5 [pid 3892] close(28 [pid 3898] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(27 [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] close(6 [pid 3892] close(29 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3900] <... write resumed>) = 61440 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = 0 [pid 3892] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] close(28 [pid 3610] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] socket(AF_XDP, SOCK_RAW, 0 [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] close(7 [pid 3892] exit_group(0 [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3900] <... futex resumed>) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3898] <... socket resumed>) = 6 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3893] <... futex resumed>) = ? [pid 3892] <... exit_group resumed>) = ? [pid 3889] close(29 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3900] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] close(8 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3900] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] close(9 [pid 3893] +++ exited with 0 +++ [pid 3892] +++ exited with 0 +++ [pid 3889] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3898] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3610] lstat("./20/cgroup.cpu", [pid 3900] <... mmap resumed>) = 0x20000000 [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3889] exit_group(0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3896] <... futex resumed>) = ? [pid 3895] <... futex resumed>) = 0 [pid 3894] close(10 [pid 3891] <... futex resumed>) = ? [pid 3889] <... exit_group resumed>) = ? [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] unlink("./20/cgroup.cpu" [pid 3900] <... futex resumed>) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3898] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3896] +++ exited with 0 +++ [pid 3895] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3891] +++ exited with 0 +++ [pid 3900] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] close(11 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3900] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3894] close(12 [pid 3889] +++ exited with 0 +++ [pid 3900] <... socket resumed>) = 5 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... unlink resumed>) = 0 [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] close(13 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3900] <... futex resumed>) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... restart_syscall resumed>) = 0 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3610] getdents64(3, [pid 3900] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] close(14 [pid 3613] <... restart_syscall resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] <... futex resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3894] close(15 [pid 3900] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... close resumed>) = 0 [pid 3898] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3898] <... futex resumed>) = 1 [pid 3895] <... futex resumed>) = 0 [pid 3894] close(16 [pid 3614] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rmdir("./20" [pid 3898] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] close(3 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3613] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3895] <... close resumed>) = 0 [pid 3894] close(17 [pid 3614] fstat(3, [pid 3613] <... openat resumed>) = 3 [pid 3610] <... rmdir resumed>) = 0 [pid 3895] close(4 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] fstat(3, [pid 3610] mkdir("./21", 0777 [pid 3895] <... close resumed>) = 0 [pid 3894] close(18 [pid 3614] getdents64(3, [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3895] close(5 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] getdents64(3, [pid 3610] <... mkdir resumed>) = 0 [pid 3895] <... close resumed>) = 0 [pid 3894] close(19 [pid 3614] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3895] close(6 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3894] close(20 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3901 attached [pid 3895] <... close resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./20/binderfs", [pid 3613] lstat("./21/binderfs", [pid 3901] set_robust_list(0x55555684f5e0, 24 [pid 3895] close(7 [pid 3894] close(21 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 48 [pid 3901] <... set_robust_list resumed>) = 0 [pid 3900] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./20/binderfs" [pid 3613] unlink("./21/binderfs" [pid 3901] chdir("./21" [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] close(8 [pid 3894] close(22 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3901] <... chdir resumed>) = 0 [pid 3900] <... futex resumed>) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3900] socket(AF_XDP, SOCK_RAW, 0 [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] close(9 [pid 3894] close(23 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3901] <... prctl resumed>) = 0 [pid 3900] <... socket resumed>) = 6 [pid 3899] <... futex resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./20/memory.events", [pid 3613] lstat("./21/memory.events", [pid 3901] setpgid(0, 0 [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] close(10 [pid 3894] close(24 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3901] <... setpgid resumed>) = 0 [pid 3900] <... futex resumed>) = 0 [pid 3899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./20/memory.events" [pid 3613] unlink("./21/memory.events" [pid 3901] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3900] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] close(11 [pid 3894] close(25 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3901] <... symlink resumed>) = 0 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] <... futex resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3901] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3899] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] close(12 [pid 3894] close(26 [pid 3900] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3901] <... symlink resumed>) = 0 [pid 3900] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./20/cgroup", [pid 3613] lstat("./21/cgroup", [pid 3901] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3900] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] close(13 [pid 3894] close(27 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3901] <... symlink resumed>) = 0 [pid 3900] <... futex resumed>) = 1 [pid 3899] <... futex resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./20/cgroup" [pid 3613] unlink("./21/cgroup" [pid 3901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3900] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] close(3 [pid 3895] close(14 [pid 3894] close(28 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3901] <... openat resumed>) = 3 [pid 3899] <... close resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3901] write(3, "1000", 4 [pid 3899] close(4 [pid 3895] close(15 [pid 3894] close(29 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3899] <... close resumed>) = 0 [pid 3894] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./21/cgroup.net", [pid 3899] close(5 [pid 3894] exit_group(0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3901] <... write resumed>) = 4 [pid 3899] <... close resumed>) = 0 [pid 3897] <... futex resumed>) = ? [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3894] <... exit_group resumed>) = ? [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./21/cgroup.net" [pid 3901] close(3 [pid 3899] close(6 [pid 3897] +++ exited with 0 +++ [pid 3895] close(16 [pid 3894] +++ exited with 0 +++ [pid 3614] lstat("./20/cgroup.net", [pid 3613] <... unlink resumed>) = 0 [pid 3901] <... close resumed>) = 0 [pid 3899] <... close resumed>) = 0 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3901] symlink("/dev/binderfs", "./binderfs" [pid 3899] close(7 [pid 3895] close(17 [pid 3614] unlink("./20/cgroup.net" [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3901] <... symlink resumed>) = 0 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./21/cgroup.cpu", [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3901] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] close(8 [pid 3895] close(18 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3901] <... futex resumed>) = 0 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./21/cgroup.cpu" [pid 3901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3899] close(9 [pid 3895] close(19 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3901] <... mmap resumed>) = 0x7f6e2575a000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./20/cgroup.cpu", [pid 3613] getdents64(3, [pid 3612] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3901] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3899] close(10 [pid 3895] close(20 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3901] <... mprotect resumed>) = 0 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./20/cgroup.cpu" [pid 3613] close(3 [pid 3612] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3901] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3899] close(11 [pid 3895] close(21 [pid 3613] <... close resumed>) = 0 [pid 3612] <... openat resumed>) = 3 ./strace-static-x86_64: Process 3902 attached [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3613] rmdir("./21" [pid 3612] fstat(3, [pid 3902] set_robust_list(0x7f6e2577a9e0, 24 [pid 3901] <... clone resumed>, parent_tid=[49], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 49 [pid 3899] close(12 [pid 3895] close(22 [pid 3614] getdents64(3, [pid 3613] <... rmdir resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3902] <... set_robust_list resumed>) = 0 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] mkdir("./22", 0777 [pid 3612] getdents64(3, [pid 3902] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(13 [pid 3895] close(23 [pid 3614] close(3 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3902] <... openat resumed>) = 3 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... close resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3903 attached [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] close(14 [pid 3895] close(24 [pid 3614] rmdir("./20" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3903] set_robust_list(0x55555684f5e0, 24 [pid 3902] <... futex resumed>) = 0 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 51 [pid 3612] lstat("./20/binderfs", [pid 3903] <... set_robust_list resumed>) = 0 [pid 3902] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(15 [pid 3895] close(25 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3903] chdir("./22" [pid 3902] <... openat resumed>) = 4 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./21", 0777 [pid 3612] unlink("./20/binderfs" [pid 3903] <... chdir resumed>) = 0 [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3899] close(16 [pid 3895] close(26 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3902] <... futex resumed>) = 0 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3903] <... prctl resumed>) = 0 [pid 3902] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(17 [pid 3895] close(27 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3904 attached [pid 3903] setpgid(0, 0 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./20/memory.events", [pid 3904] set_robust_list(0x55555684f5e0, 24 [pid 3899] close(18 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3904] <... set_robust_list resumed>) = 0 [pid 3903] <... setpgid resumed>) = 0 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] close(28 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 49 [pid 3612] unlink("./20/memory.events" [pid 3904] chdir("./21" [pid 3903] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3902] <... write resumed>) = 61440 [pid 3899] close(19 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3904] <... chdir resumed>) = 0 [pid 3903] <... symlink resumed>) = 0 [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] close(29 [pid 3612] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3904] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3903] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3902] <... futex resumed>) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(20 [pid 3895] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3904] <... prctl resumed>) = 0 [pid 3903] <... symlink resumed>) = 0 [pid 3902] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3895] exit_group(0 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] lstat("./20/cgroup", [pid 3904] setpgid(0, 0 [pid 3903] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3901] <... futex resumed>) = 0 [pid 3899] close(21 [pid 3898] <... futex resumed>) = ? [pid 3895] <... exit_group resumed>) = ? [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3904] <... setpgid resumed>) = 0 [pid 3903] <... symlink resumed>) = 0 [pid 3902] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3898] +++ exited with 0 +++ [pid 3612] unlink("./20/cgroup" [pid 3904] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3902] <... mmap resumed>) = 0x20000000 [pid 3899] close(22 [pid 3895] +++ exited with 0 +++ [pid 3612] <... unlink resumed>) = 0 [pid 3904] <... symlink resumed>) = 0 [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3904] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3903] <... openat resumed>) = 3 [pid 3902] <... futex resumed>) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(23 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3904] <... symlink resumed>) = 0 [pid 3903] write(3, "1000", 4 [pid 3902] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./20/cgroup.net", [pid 3904] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3903] <... write resumed>) = 4 [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3901] <... futex resumed>) = 0 [pid 3899] close(24 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3904] <... symlink resumed>) = 0 [pid 3903] close(3 [pid 3902] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./20/cgroup.net" [pid 3904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3903] <... close resumed>) = 0 [pid 3902] <... socket resumed>) = 5 [pid 3899] close(25 [pid 3612] <... unlink resumed>) = 0 [pid 3904] <... openat resumed>) = 3 [pid 3903] symlink("/dev/binderfs", "./binderfs" [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3904] write(3, "1000", 4 [pid 3903] <... symlink resumed>) = 0 [pid 3902] <... futex resumed>) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3899] close(26 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3904] <... write resumed>) = 4 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./20/cgroup.cpu", [pid 3611] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3904] close(3 [pid 3903] <... futex resumed>) = 0 [pid 3902] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3901] <... futex resumed>) = 0 [pid 3899] close(27 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3904] <... close resumed>) = 0 [pid 3903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./20/cgroup.cpu" [pid 3611] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3904] symlink("/dev/binderfs", "./binderfs" [pid 3903] <... mmap resumed>) = 0x7f6e2575a000 [pid 3902] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3899] close(28 [pid 3612] <... unlink resumed>) = 0 [pid 3904] <... symlink resumed>) = 0 [pid 3903] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3611] <... openat resumed>) = 3 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... mprotect resumed>) = 0 [pid 3899] close(29 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] fstat(3, [pid 3904] <... futex resumed>) = 0 [pid 3899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3903] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3899] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3905 attached [pid 3904] <... mmap resumed>) = 0x7f6e2575a000 [pid 3900] <... futex resumed>) = ? [pid 3899] <... exit_group resumed>) = ? [pid 3612] rmdir("./20" [pid 3611] getdents64(3, [pid 3905] set_robust_list(0x7f6e2577a9e0, 24 [pid 3904] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3903] <... clone resumed>, parent_tid=[52], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 52 [pid 3900] +++ exited with 0 +++ [pid 3899] +++ exited with 0 +++ [pid 3612] <... rmdir resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3905] <... set_robust_list resumed>) = 0 [pid 3904] <... mprotect resumed>) = 0 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] mkdir("./21", 0777 [pid 3611] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3905] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3904] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3903] <... futex resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 3906 attached [pid 3905] <... openat resumed>) = 3 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3907 attached [pid 3906] set_robust_list(0x7f6e2577a9e0, 24 [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... clone resumed>, parent_tid=[50], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 50 [pid 3903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] lstat("./20/binderfs", [pid 3907] set_robust_list(0x55555684f5e0, 24 [pid 3906] <... set_robust_list resumed>) = 0 [pid 3905] <... futex resumed>) = 0 [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 48 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3907] <... set_robust_list resumed>) = 0 [pid 3906] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3905] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3611] unlink("./20/binderfs" [pid 3907] chdir("./21" [pid 3906] <... openat resumed>) = 3 [pid 3905] <... openat resumed>) = 4 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] <... chdir resumed>) = 0 [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3903] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3906] <... futex resumed>) = 0 [pid 3905] <... futex resumed>) = 0 [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./20/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] <... prctl resumed>) = 0 [pid 3906] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3905] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3907] setpgid(0, 0 [pid 3906] <... openat resumed>) = 4 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 3611] lstat("./20/memory.events", [pid 3907] <... setpgid resumed>) = 0 [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3907] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3906] <... futex resumed>) = 0 [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3907] <... symlink resumed>) = 0 [pid 3906] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3905] <... write resumed>) = 61440 [pid 3904] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] unlink("./20/memory.events" [pid 3907] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3902] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3905] <... futex resumed>) = 1 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3905] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] socket(AF_XDP, SOCK_RAW, 0 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] <... socket resumed>) = 6 [pid 3901] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 3905] <... mmap resumed>) = 0x20000000 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... futex resumed>) = 0 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] lstat("./21/binderfs", [pid 3907] <... symlink resumed>) = 0 [pid 3906] <... write resumed>) = 61440 [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] umount2("./20/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3615] unlink("./21/binderfs" [pid 3907] <... symlink resumed>) = 0 [pid 3906] <... futex resumed>) = 1 [pid 3905] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] <... futex resumed>) = 0 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3901] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] <... futex resumed>) = 0 [pid 3902] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3901] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3611] lstat("./20/cgroup", [pid 3907] <... openat resumed>) = 3 [pid 3906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3905] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3904] <... futex resumed>) = 0 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3907] write(3, "1000", 4 [pid 3906] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3905] <... socket resumed>) = 5 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] <... futex resumed>) = 0 [pid 3901] close(3 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./20/cgroup" [pid 3907] <... write resumed>) = 4 [pid 3906] <... mmap resumed>) = 0x20000000 [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3902] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] <... close resumed>) = 0 [pid 3615] lstat("./21/memory.events", [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(4 [pid 3906] <... futex resumed>) = 1 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3905] <... futex resumed>) = 1 [pid 3901] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3907] close(3 [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(5 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3907] <... close resumed>) = 0 [pid 3906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3904] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = 0 [pid 3615] unlink("./21/memory.events" [pid 3611] umount2("./20/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] symlink("/dev/binderfs", "./binderfs" [pid 3906] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3905] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] close(6 [pid 3906] <... socket resumed>) = 5 [pid 3901] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3907] <... symlink resumed>) = 0 [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(7 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 1 [pid 3904] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(8 [pid 3906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3904] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] close(9 [pid 3906] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3901] close(10) = -1 EBADF (Bad file descriptor) [pid 3901] close(11) = -1 EBADF (Bad file descriptor) [pid 3901] close(12) = -1 EBADF (Bad file descriptor) [pid 3901] close(13) = -1 EBADF (Bad file descriptor) [pid 3907] <... futex resumed>) = 0 [pid 3901] close(14 [pid 3611] lstat("./20/cgroup.net", [pid 3907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] <... mmap resumed>) = 0x7f6e2575a000 [pid 3901] close(15 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3907] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3901] close(16 [pid 3615] lstat("./21/cgroup", [pid 3611] unlink("./20/cgroup.net" [pid 3907] <... mprotect resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3901] close(17 [pid 3611] <... unlink resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3901] close(18 [pid 3907] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./21/cgroup" [pid 3611] umount2("./20/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3908 attached [pid 3901] close(19 [pid 3615] <... unlink resumed>) = 0 [pid 3908] set_robust_list(0x7f6e2577a9e0, 24 [pid 3907] <... clone resumed>, parent_tid=[49], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 49 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3908] <... set_robust_list resumed>) = 0 [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./20/cgroup.cpu", [pid 3908] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3907] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./21/cgroup.net", [pid 3908] <... openat resumed>) = 3 [pid 3905] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3901] close(21 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./20/cgroup.cpu" [pid 3908] <... futex resumed>) = 0 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3905] <... futex resumed>) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3901] close(22 [pid 3615] unlink("./21/cgroup.net" [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3907] <... futex resumed>) = 0 [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(23 [pid 3615] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 3908] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3906] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3905] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 1 [pid 3908] <... openat resumed>) = 4 [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] socket(AF_XDP, SOCK_RAW, 0 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 1 [pid 3905] <... socket resumed>) = 6 [pid 3904] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./21/cgroup.cpu", [pid 3908] <... futex resumed>) = 1 [pid 3907] <... futex resumed>) = 0 [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(25 [pid 3611] <... close resumed>) = 0 [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3905] <... futex resumed>) = 1 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] rmdir("./20" [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3907] <... futex resumed>) = 0 [pid 3906] socket(AF_XDP, SOCK_RAW, 0 [pid 3905] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(26 [pid 3615] unlink("./21/cgroup.cpu" [pid 3908] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] <... socket resumed>) = 6 [pid 3905] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3903] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] close(27 [pid 3615] <... unlink resumed>) = 0 [pid 3611] mkdir("./21", 0777 [pid 3908] <... write resumed>) = 61440 [pid 3906] <... futex resumed>) = 1 [pid 3905] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3904] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3905] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3904] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] close(28 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3908] <... futex resumed>) = 1 [pid 3907] <... futex resumed>) = 0 [pid 3906] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3905] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... futex resumed>) = 0 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3905] <... futex resumed>) = 1 [pid 3904] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3903] <... futex resumed>) = 0 [pid 3901] close(29 [pid 3615] <... close resumed>) = 0 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3905] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] close(3 [pid 3901] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3909 attached [pid 3908] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3907] <... futex resumed>) = 0 [pid 3906] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3903] <... close resumed>) = 0 [pid 3901] exit_group(0 [pid 3615] rmdir("./21" [pid 3909] set_robust_list(0x55555684f5e0, 24 [pid 3908] <... mmap resumed>) = 0x20000000 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3906] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3903] close(4 [pid 3902] <... futex resumed>) = ? [pid 3901] <... exit_group resumed>) = ? [pid 3909] <... set_robust_list resumed>) = 0 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3906] <... futex resumed>) = 1 [pid 3904] <... futex resumed>) = 0 [pid 3903] <... close resumed>) = 0 [pid 3902] +++ exited with 0 +++ [pid 3901] +++ exited with 0 +++ [pid 3615] <... rmdir resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 49 [pid 3909] chdir("./21" [pid 3908] <... futex resumed>) = 0 [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] close(3 [pid 3903] close(5 [pid 3615] mkdir("./22", 0777 [pid 3909] <... chdir resumed>) = 0 [pid 3908] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3907] <... futex resumed>) = 0 [pid 3904] <... close resumed>) = 0 [pid 3903] <... close resumed>) = 0 [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3908] <... socket resumed>) = 5 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] close(4 [pid 3903] close(6 [pid 3615] <... mkdir resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3909] <... prctl resumed>) = 0 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3904] <... close resumed>) = 0 [pid 3903] <... close resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3909] setpgid(0, 0 [pid 3908] <... futex resumed>) = 0 [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] close(5 [pid 3903] close(7./strace-static-x86_64: Process 3910 attached [pid 3909] <... setpgid resumed>) = 0 [pid 3907] <... futex resumed>) = 0 [pid 3904] <... close resumed>) = 0 [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3910] set_robust_list(0x55555684f5e0, 24 [pid 3909] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3908] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] close(6 [pid 3903] close(8 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 52 [pid 3610] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3910] <... set_robust_list resumed>) = 0 [pid 3909] <... symlink resumed>) = 0 [pid 3908] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3904] <... close resumed>) = 0 [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3910] chdir("./22" [pid 3909] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3904] close(7 [pid 3903] close(9 [pid 3610] <... openat resumed>) = 3 [pid 3910] <... chdir resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3909] <... symlink resumed>) = 0 [pid 3904] close(8 [pid 3903] close(10 [pid 3610] fstat(3, [pid 3910] <... prctl resumed>) = 0 [pid 3909] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3910] setpgid(0, 0 [pid 3904] close(9 [pid 3903] close(11 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3910] <... setpgid resumed>) = 0 [pid 3909] <... symlink resumed>) = 0 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3910] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3908] <... futex resumed>) = 1 [pid 3907] <... futex resumed>) = 0 [pid 3904] close(10 [pid 3903] close(12 [pid 3910] <... symlink resumed>) = 0 [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3910] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3909] <... openat resumed>) = 3 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3907] <... futex resumed>) = 0 [pid 3904] close(11 [pid 3903] close(13 [pid 3610] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3910] <... symlink resumed>) = 0 [pid 3909] write(3, "1000", 4 [pid 3908] socket(AF_XDP, SOCK_RAW, 0 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3910] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3909] <... write resumed>) = 4 [pid 3908] <... socket resumed>) = 6 [pid 3904] close(12 [pid 3903] close(14 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3910] <... symlink resumed>) = 0 [pid 3909] close(3 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./21/binderfs", [pid 3910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3909] <... close resumed>) = 0 [pid 3908] <... futex resumed>) = 1 [pid 3907] <... futex resumed>) = 0 [pid 3904] close(13 [pid 3903] close(15 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3910] <... openat resumed>) = 3 [pid 3909] symlink("/dev/binderfs", "./binderfs" [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./21/binderfs" [pid 3910] write(3, "1000", 4 [pid 3909] <... symlink resumed>) = 0 [pid 3908] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3907] <... futex resumed>) = 0 [pid 3904] close(14 [pid 3903] close(16 [pid 3910] <... write resumed>) = 4 [pid 3909] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3910] close(3 [pid 3909] <... futex resumed>) = 0 [pid 3908] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3904] close(15 [pid 3903] close(17 [pid 3910] <... close resumed>) = 0 [pid 3909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3908] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3910] symlink("/dev/binderfs", "./binderfs" [pid 3909] <... mmap resumed>) = 0x7f6e2575a000 [pid 3908] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] close(16 [pid 3903] close(18 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3910] <... symlink resumed>) = 0 [pid 3909] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3908] <... futex resumed>) = 1 [pid 3907] <... futex resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./21/memory.events", [pid 3910] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... mprotect resumed>) = 0 [pid 3908] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] close(3 [pid 3904] close(17 [pid 3903] close(19 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3910] <... futex resumed>) = 0 [pid 3909] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3907] <... close resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3907] close(4 [pid 3904] close(18 [pid 3903] close(20 [pid 3610] unlink("./21/memory.events"./strace-static-x86_64: Process 3911 attached [pid 3910] <... mmap resumed>) = 0x7f6e2575a000 [pid 3907] <... close resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3911] set_robust_list(0x7f6e2577a9e0, 24 [pid 3907] close(5 [pid 3904] close(19 [pid 3903] close(21 [pid 3911] <... set_robust_list resumed>) = 0 [pid 3910] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3909] <... clone resumed>, parent_tid=[50], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 50 [pid 3907] <... close resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] <... mprotect resumed>) = 0 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] close(6 [pid 3904] close(20 [pid 3903] close(22 [pid 3610] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3909] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = 0 [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3912 attached [pid 3911] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3907] close(7 [pid 3904] close(21 [pid 3903] close(23 [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3912] set_robust_list(0x7f6e2577a9e0, 24 [pid 3911] <... openat resumed>) = 3 [pid 3910] <... clone resumed>, parent_tid=[53], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 53 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./21/cgroup", [pid 3912] <... set_robust_list resumed>) = 0 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] close(8 [pid 3904] close(22 [pid 3903] close(24 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3912] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3911] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./21/cgroup" [pid 3912] <... openat resumed>) = 3 [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] close(9 [pid 3904] close(23 [pid 3903] close(25 [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3911] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] close(10 [pid 3904] close(24 [pid 3903] close(26 [pid 3912] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3911] <... openat resumed>) = 4 [pid 3910] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3912] <... openat resumed>) = 4 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] close(11 [pid 3904] close(25 [pid 3903] close(27 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./21/cgroup.net", [pid 3912] <... futex resumed>) = 0 [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] close(12 [pid 3904] close(26 [pid 3903] close(28 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3912] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./21/cgroup.net" [pid 3911] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] close(13 [pid 3904] close(27 [pid 3903] close(29 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3907] close(14 [pid 3904] close(28 [pid 3903] exit_group(0 [pid 3610] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3912] <... write resumed>) = 61440 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3905] <... futex resumed>) = ? [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] <... exit_group resumed>) = ? [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... write resumed>) = 61440 [pid 3907] close(15 [pid 3905] +++ exited with 0 +++ [pid 3904] close(29 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3912] <... futex resumed>) = 1 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3904] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3903] +++ exited with 0 +++ [pid 3610] lstat("./21/cgroup.cpu", [pid 3912] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] <... futex resumed>) = 1 [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 0 [pid 3907] close(16 [pid 3904] exit_group(0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] <... futex resumed>) = 0 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3906] <... futex resumed>) = ? [pid 3904] <... exit_group resumed>) = ? [pid 3610] unlink("./21/cgroup.cpu" [pid 3912] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 0 [pid 3907] close(17) = -1 EBADF (Bad file descriptor) [pid 3906] +++ exited with 0 +++ [pid 3904] +++ exited with 0 +++ [pid 3911] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3613] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... unlink resumed>) = 0 [pid 3912] <... mmap resumed>) = 0x20000000 [pid 3911] <... mmap resumed>) = 0x20000000 [pid 3907] close(18 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3912] <... futex resumed>) = 1 [pid 3911] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3907] close(19 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3613] <... openat resumed>) = 3 [pid 3610] close(3 [pid 3912] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... restart_syscall resumed>) = 0 [pid 3613] fstat(3, [pid 3610] <... close resumed>) = 0 [pid 3912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3907] close(20 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] rmdir("./21" [pid 3912] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3911] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3912] <... socket resumed>) = 5 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... rmdir resumed>) = 0 [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... socket resumed>) = 5 [pid 3907] close(21 [pid 3614] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] mkdir("./22", 0777 [pid 3912] <... futex resumed>) = 1 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... futex resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./22/binderfs", [pid 3610] <... mkdir resumed>) = 0 [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3911] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = 0 [pid 3907] close(22 [pid 3614] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] unlink("./22/binderfs" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3912] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3613] <... unlink resumed>) = 0 [pid 3613] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3913 attached [pid 3911] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] <... futex resumed>) = 0 [pid 3907] close(23 [pid 3614] fstat(3, [pid 3613] lstat("./22/memory.events", [pid 3913] set_robust_list(0x55555684f5e0, 24 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3913] <... set_robust_list resumed>) = 0 [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] unlink("./22/memory.events" [pid 3913] chdir("./22" [pid 3911] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3907] close(24 [pid 3614] getdents64(3, [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 50 [pid 3913] <... chdir resumed>) = 0 [pid 3613] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3913] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3913] <... prctl resumed>) = 0 [pid 3613] lstat("./22/cgroup", [pid 3913] setpgid(0, 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3913] <... setpgid resumed>) = 0 [pid 3613] unlink("./22/cgroup" [pid 3913] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... unlink resumed>) = 0 [pid 3913] <... symlink resumed>) = 0 [pid 3613] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3907] close(25 [pid 3913] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3614] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3913] <... symlink resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./22/cgroup.net", [pid 3913] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3907] close(26 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3913] <... symlink resumed>) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./21/binderfs", [pid 3907] close(27 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./21/binderfs" [pid 3907] close(28 [pid 3913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3613] unlink("./22/cgroup.net" [pid 3614] <... unlink resumed>) = 0 [pid 3913] <... openat resumed>) = 3 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... unlink resumed>) = 0 [pid 3913] write(3, "1000", 4 [pid 3907] close(29 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3913] <... write resumed>) = 4 [pid 3907] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./21/memory.events", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3913] close(3 [pid 3907] exit_group(0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] lstat("./22/cgroup.cpu", [pid 3913] <... close resumed>) = 0 [pid 3908] <... futex resumed>) = ? [pid 3907] <... exit_group resumed>) = ? [pid 3614] unlink("./21/memory.events" [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3913] symlink("/dev/binderfs", "./binderfs" [pid 3908] +++ exited with 0 +++ [pid 3613] unlink("./22/cgroup.cpu" [pid 3913] <... symlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3907] +++ exited with 0 +++ [pid 3613] getdents64(3, [pid 3913] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] close(3 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3913] <... mmap resumed>) = 0x7f6e2575a000 [pid 3911] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... close resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3913] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./21/cgroup", [pid 3613] rmdir("./22" [pid 3913] <... mprotect resumed>) = 0 [pid 3911] <... futex resumed>) = 1 [pid 3909] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3913] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3911] socket(AF_XDP, SOCK_RAW, 0 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./21/cgroup" [pid 3613] mkdir("./23", 0777 [pid 3612] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3914 attached [pid 3912] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3911] <... socket resumed>) = 6 [pid 3909] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3914] set_robust_list(0x7f6e2577a9e0, 24 [pid 3913] <... clone resumed>, parent_tid=[51], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 51 [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 3915 attached [pid 3914] <... set_robust_list resumed>) = 0 [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... futex resumed>) = 1 [pid 3911] <... futex resumed>) = 0 [pid 3910] <... futex resumed>) = 0 [pid 3909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... openat resumed>) = 3 [pid 3915] set_robust_list(0x55555684f5e0, 24 [pid 3914] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3913] <... futex resumed>) = 0 [pid 3912] socket(AF_XDP, SOCK_RAW, 0 [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./21/cgroup.net", [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 53 [pid 3612] fstat(3, [pid 3915] <... set_robust_list resumed>) = 0 [pid 3914] <... openat resumed>) = 3 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3912] <... socket resumed>) = 6 [pid 3910] <... futex resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3915] chdir("./23" [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 0 [pid 3614] unlink("./21/cgroup.net" [pid 3612] getdents64(3, [pid 3915] <... chdir resumed>) = 0 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3909] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3914] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3911] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3910] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3915] <... prctl resumed>) = 0 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3911] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3915] setpgid(0, 0 [pid 3914] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3911] <... futex resumed>) = 1 [pid 3910] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] <... futex resumed>) = 0 [pid 3614] lstat("./21/cgroup.cpu", [pid 3912] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3612] lstat("./21/binderfs", [pid 3915] <... setpgid resumed>) = 0 [pid 3914] <... openat resumed>) = 4 [pid 3912] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3911] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3909] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3915] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... close resumed>) = 0 [pid 3614] unlink("./21/cgroup.cpu" [pid 3612] unlink("./21/binderfs" [pid 3915] <... symlink resumed>) = 0 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3912] <... futex resumed>) = 1 [pid 3910] <... futex resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3914] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3910] close(3 [pid 3915] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3909] close(4 [pid 3612] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3913] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3915] <... symlink resumed>) = 0 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(4 [pid 3909] <... close resumed>) = 0 [pid 3614] getdents64(3, [pid 3612] lstat("./21/memory.events", [pid 3915] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3910] <... close resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3910] close(5 [pid 3909] close(5 [pid 3612] unlink("./21/memory.events" [pid 3915] <... symlink resumed>) = 0 [pid 3910] <... close resumed>) = 0 [pid 3909] <... close resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3914] <... write resumed>) = 61440 [pid 3910] close(6 [pid 3909] close(6 [pid 3614] close(3 [pid 3612] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3915] <... openat resumed>) = 3 [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... close resumed>) = 0 [pid 3909] <... close resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3915] write(3, "1000", 4 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3910] close(7 [pid 3909] close(7 [pid 3614] rmdir("./21" [pid 3612] lstat("./21/cgroup", [pid 3915] <... write resumed>) = 4 [pid 3914] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3915] close(3 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] <... futex resumed>) = 0 [pid 3910] close(8 [pid 3909] close(8 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] unlink("./21/cgroup" [pid 3915] <... close resumed>) = 0 [pid 3914] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./22", 0777 [pid 3612] <... unlink resumed>) = 0 [pid 3915] symlink("/dev/binderfs", "./binderfs" [pid 3914] <... mmap resumed>) = 0x20000000 [pid 3910] close(9 [pid 3909] close(9 [pid 3612] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3915] <... symlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(10 [pid 3909] close(10 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./21/cgroup.net", [pid 3915] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(11 [pid 3612] unlink("./21/cgroup.net"./strace-static-x86_64: Process 3916 attached [pid 3915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3914] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3913] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] close(11 [pid 3612] <... unlink resumed>) = 0 [pid 3916] set_robust_list(0x55555684f5e0, 24 [pid 3915] <... mmap resumed>) = 0x7f6e2575a000 [pid 3914] <... socket resumed>) = 5 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(12 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 51 [pid 3612] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3916] <... set_robust_list resumed>) = 0 [pid 3915] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] close(12 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3916] chdir("./22" [pid 3915] <... mprotect resumed>) = 0 [pid 3914] <... futex resumed>) = 0 [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(13 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./21/cgroup.cpu", [pid 3916] <... chdir resumed>) = 0 [pid 3915] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3913] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3917 attached [pid 3916] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(14 [pid 3909] close(13 [pid 3612] unlink("./21/cgroup.cpu" [pid 3917] set_robust_list(0x7f6e2577a9e0, 24 [pid 3916] <... prctl resumed>) = 0 [pid 3915] <... clone resumed>, parent_tid=[54], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 54 [pid 3914] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3917] <... set_robust_list resumed>) = 0 [pid 3916] setpgid(0, 0 [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(15 [pid 3612] getdents64(3, [pid 3917] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3916] <... setpgid resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] close(14 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3916] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(16 [pid 3612] close(3 [pid 3917] <... openat resumed>) = 3 [pid 3916] <... symlink resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3910] close(17 [pid 3909] close(15 [pid 3612] rmdir("./21" [pid 3917] <... futex resumed>) = 1 [pid 3916] <... symlink resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(18 [pid 3909] close(16 [pid 3612] mkdir("./22", 0777 [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] <... symlink resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3917] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(19 [pid 3909] close(17 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3918 attached [pid 3917] <... openat resumed>) = 4 [pid 3916] <... openat resumed>) = 3 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3918] set_robust_list(0x55555684f5e0, 24 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] write(3, "1000", 4 [pid 3910] close(20 [pid 3909] close(18 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 50 [pid 3918] <... set_robust_list resumed>) = 0 [pid 3917] <... futex resumed>) = 1 [pid 3916] <... write resumed>) = 4 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3918] chdir("./22" [pid 3917] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3916] close(3 [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(21 [pid 3909] close(19 [pid 3918] <... chdir resumed>) = 0 [pid 3916] <... close resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3916] symlink("/dev/binderfs", "./binderfs" [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(22 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3918] <... prctl resumed>) = 0 [pid 3916] <... symlink resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] close(23 [pid 3918] setpgid(0, 0 [pid 3909] close(20 [pid 3918] <... setpgid resumed>) = 0 [pid 3916] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3910] close(24 [pid 3909] close(21 [pid 3918] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3916] <... mmap resumed>) = 0x7f6e2575a000 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] <... write resumed>) = 61440 [pid 3916] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3910] close(25 [pid 3918] <... symlink resumed>) = 0 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... mprotect resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] close(22 [pid 3918] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3917] <... futex resumed>) = 1 [pid 3916] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3915] <... futex resumed>) = 0 [pid 3910] close(26 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3919 attached [pid 3918] <... symlink resumed>) = 0 [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] close(23 [pid 3919] set_robust_list(0x7f6e2577a9e0, 24 [pid 3918] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] <... clone resumed>, parent_tid=[52], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 52 [pid 3915] <... futex resumed>) = 0 [pid 3910] close(27 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] <... set_robust_list resumed>) = 0 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3918] <... symlink resumed>) = 0 [pid 3917] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3916] <... futex resumed>) = 0 [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] close(28 [pid 3909] close(24 [pid 3919] <... openat resumed>) = 3 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3917] <... mmap resumed>) = 0x20000000 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... openat resumed>) = 3 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3910] close(29 [pid 3909] close(25 [pid 3919] <... futex resumed>) = 0 [pid 3918] write(3, "1000", 4 [pid 3917] <... futex resumed>) = 1 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... futex resumed>) = 0 [pid 3910] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3918] <... write resumed>) = 4 [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] <... futex resumed>) = 0 [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3910] exit_group(0 [pid 3909] close(26 [pid 3919] <... openat resumed>) = 4 [pid 3918] close(3 [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... futex resumed>) = 0 [pid 3914] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3912] <... futex resumed>) = ? [pid 3910] <... exit_group resumed>) = ? [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = 0 [pid 3917] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] +++ exited with 0 +++ [pid 3910] +++ exited with 0 +++ [pid 3909] close(27 [pid 3919] <... futex resumed>) = 0 [pid 3918] symlink("/dev/binderfs", "./binderfs" [pid 3917] <... socket resumed>) = 5 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3919] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3918] <... symlink resumed>) = 0 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = 0 [pid 3914] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] close(28 [pid 3918] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... futex resumed>) = 1 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] <... futex resumed>) = 0 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3918] <... futex resumed>) = 0 [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] socket(AF_XDP, SOCK_RAW, 0 [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3909] close(29 [pid 3615] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3914] <... socket resumed>) = 6 [pid 3909] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3919] <... write resumed>) = 61440 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... mmap resumed>) = 0x7f6e2575a000 [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3919] <... futex resumed>) = 1 [pid 3918] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3916] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3909] exit_group(0 [pid 3615] <... openat resumed>) = 3 [pid 3917] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] <... mprotect resumed>) = 0 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] <... futex resumed>) = ? [pid 3909] <... exit_group resumed>) = ? [pid 3615] fstat(3, [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] <... futex resumed>) = 0 [pid 3914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] <... futex resumed>) = 0 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3919] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] getdents64(3, [pid 3919] <... mmap resumed>) = 0x20000000 [pid 3918] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3914] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3920 attached [pid 3919] <... futex resumed>) = 1 [pid 3916] <... futex resumed>) = 0 [pid 3914] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3911] +++ exited with 0 +++ [pid 3909] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] set_robust_list(0x7f6e2577a9e0, 24 [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] <... clone resumed>, parent_tid=[51], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 51 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3914] <... futex resumed>) = 1 [pid 3913] <... futex resumed>) = 0 [pid 3615] lstat("./22/binderfs", [pid 3920] <... set_robust_list resumed>) = 0 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = 0 [pid 3914] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3913] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3920] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3919] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3918] <... futex resumed>) = 0 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... close resumed>) = 0 [pid 3615] unlink("./22/binderfs" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3920] <... openat resumed>) = 3 [pid 3919] <... socket resumed>) = 5 [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] close(4 [pid 3615] <... unlink resumed>) = 0 [pid 3611] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] <... close resumed>) = 0 [pid 3615] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] <... futex resumed>) = 0 [pid 3919] <... futex resumed>) = 1 [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... futex resumed>) = 0 [pid 3913] close(5 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3920] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] <... futex resumed>) = 0 [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... close resumed>) = 0 [pid 3615] lstat("./22/memory.events", [pid 3920] <... openat resumed>) = 4 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] <... futex resumed>) = 0 [pid 3913] close(6 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... openat resumed>) = 3 [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... close resumed>) = 0 [pid 3615] unlink("./22/memory.events" [pid 3611] fstat(3, [pid 3920] <... futex resumed>) = 0 [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3913] close(7 [pid 3615] <... unlink resumed>) = 0 [pid 3920] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3918] <... futex resumed>) = 0 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3913] close(8 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./22/cgroup", [pid 3611] getdents64(3, [pid 3920] <... write resumed>) = 61440 [pid 3917] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3913] close(9 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] socket(AF_XDP, SOCK_RAW, 0 [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./22/cgroup" [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3920] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3917] <... socket resumed>) = 6 [pid 3915] <... futex resumed>) = 0 [pid 3913] close(10 [pid 3615] <... unlink resumed>) = 0 [pid 3611] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 0 [pid 3915] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3913] close(11 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./22/cgroup.net", [pid 3611] lstat("./21/binderfs", [pid 3920] <... mmap resumed>) = 0x20000000 [pid 3917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3915] <... futex resumed>) = 0 [pid 3913] close(12 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./22/cgroup.net" [pid 3920] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3913] close(13 [pid 3615] <... unlink resumed>) = 0 [pid 3611] unlink("./21/binderfs" [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3917] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3913] close(14 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3920] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3917] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./22/cgroup.cpu", [pid 3611] umount2("./21/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] <... socket resumed>) = 5 [pid 3917] <... futex resumed>) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3913] close(15 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3917] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] close(3 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./22/cgroup.cpu" [pid 3611] lstat("./21/memory.events", [pid 3920] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3915] <... close resumed>) = 0 [pid 3913] close(16 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] close(4 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3611] unlink("./21/memory.events" [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... futex resumed>) = 0 [pid 3915] <... close resumed>) = 0 [pid 3913] close(17 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3919] <... futex resumed>) = 1 [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] <... futex resumed>) = 0 [pid 3915] close(5 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3920] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... close resumed>) = 0 [pid 3913] close(18 [pid 3615] <... close resumed>) = 0 [pid 3611] umount2("./21/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] <... futex resumed>) = 0 [pid 3915] close(6 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./22" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] socket(AF_XDP, SOCK_RAW, 0 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... close resumed>) = 0 [pid 3913] close(19 [pid 3615] <... rmdir resumed>) = 0 [pid 3611] lstat("./21/cgroup", [pid 3920] <... futex resumed>) = 1 [pid 3919] <... socket resumed>) = 6 [pid 3918] <... futex resumed>) = 0 [pid 3915] close(7 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./23", 0777 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(20 [pid 3611] unlink("./21/cgroup" [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3919] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3916] <... futex resumed>) = 0 [pid 3915] close(8 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3920] socket(AF_XDP, SOCK_RAW, 0 [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(21 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] umount2("./21/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3920] <... socket resumed>) = 6 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3916] <... futex resumed>) = 0 [pid 3915] close(9 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3921 attached [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(22 [pid 3611] lstat("./21/cgroup.net", [pid 3921] set_robust_list(0x55555684f5e0, 24 [pid 3920] <... futex resumed>) = 1 [pid 3919] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3918] <... futex resumed>) = 0 [pid 3915] close(10 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 54 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3921] <... set_robust_list resumed>) = 0 [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3918] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(23 [pid 3611] unlink("./21/cgroup.net" [pid 3921] chdir("./23" [pid 3920] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3919] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... futex resumed>) = 0 [pid 3915] close(11 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3921] <... chdir resumed>) = 0 [pid 3920] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3919] <... futex resumed>) = 1 [pid 3918] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3916] <... futex resumed>) = 0 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(24 [pid 3611] umount2("./21/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3920] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3919] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] close(3 [pid 3915] close(12 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3921] <... prctl resumed>) = 0 [pid 3920] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... close resumed>) = 0 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(25 [pid 3611] lstat("./21/cgroup.cpu", [pid 3921] setpgid(0, 0 [pid 3920] <... futex resumed>) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3916] close(4 [pid 3915] close(13 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3921] <... setpgid resumed>) = 0 [pid 3920] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] close(3 [pid 3916] <... close resumed>) = 0 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] close(26 [pid 3611] unlink("./21/cgroup.cpu" [pid 3921] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3918] <... close resumed>) = 0 [pid 3916] close(5 [pid 3915] close(14 [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3921] <... symlink resumed>) = 0 [pid 3918] close(4 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3921] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3918] <... close resumed>) = 0 [pid 3916] <... close resumed>) = 0 [pid 3915] close(15 [pid 3913] close(27 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3921] <... symlink resumed>) = 0 [pid 3918] close(5 [pid 3916] close(6 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 3921] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3918] <... close resumed>) = 0 [pid 3916] <... close resumed>) = 0 [pid 3915] close(16 [pid 3913] close(28 [pid 3611] <... close resumed>) = 0 [pid 3921] <... symlink resumed>) = 0 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(7 [pid 3918] close(6 [pid 3611] rmdir("./21" [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3918] <... close resumed>) = 0 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(17 [pid 3913] close(29 [pid 3611] <... rmdir resumed>) = 0 [pid 3921] <... openat resumed>) = 3 [pid 3918] close(7 [pid 3916] close(8 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3913] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./22", 0777 [pid 3921] write(3, "1000", 4 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(18 [pid 3913] exit_group(0 [pid 3611] <... mkdir resumed>) = 0 [pid 3921] <... write resumed>) = 4 [pid 3918] close(8 [pid 3916] close(9 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3914] <... futex resumed>) = ? [pid 3913] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3922 attached [pid 3921] close(3 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(19 [pid 3914] +++ exited with 0 +++ [pid 3913] +++ exited with 0 +++ [pid 3921] <... close resumed>) = 0 [pid 3918] close(9 [pid 3916] close(10 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 51 [pid 3922] set_robust_list(0x55555684f5e0, 24 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3922] <... set_robust_list resumed>) = 0 [pid 3921] symlink("/dev/binderfs", "./binderfs" [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(20 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3922] chdir("./22" [pid 3916] close(11 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... restart_syscall resumed>) = 0 [pid 3921] <... symlink resumed>) = 0 [pid 3922] <... chdir resumed>) = 0 [pid 3918] close(10 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(21 [pid 3922] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3921] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(12 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3922] <... prctl resumed>) = 0 [pid 3921] <... futex resumed>) = 0 [pid 3918] close(11 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(22 [pid 3610] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3922] setpgid(0, 0 [pid 3921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(13 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3922] <... setpgid resumed>) = 0 [pid 3921] <... mmap resumed>) = 0x7f6e2575a000 [pid 3918] close(12 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(23 [pid 3610] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3922] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3921] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(14 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 3915] close(24 [pid 3610] fstat(3, [pid 3922] <... symlink resumed>) = 0 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3921] <... mprotect resumed>) = 0 [pid 3922] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3918] close(13 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(25 [pid 3610] getdents64(3, [pid 3922] <... symlink resumed>) = 0 [pid 3921] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(15 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 3923 attached [pid 3922] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3918] close(14 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(26 [pid 3610] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3923] set_robust_list(0x7f6e2577a9e0, 24 [pid 3922] <... symlink resumed>) = 0 [pid 3921] <... clone resumed>, parent_tid=[55], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 55 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(16 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] <... set_robust_list resumed>) = 0 [pid 3922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] close(15 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(27 [pid 3610] lstat("./22/binderfs", [pid 3923] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3922] <... openat resumed>) = 3 [pid 3921] <... futex resumed>) = 0 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(17 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3923] <... openat resumed>) = 3 [pid 3922] write(3, "1000", 4 [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] close(16 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(28 [pid 3610] unlink("./22/binderfs" [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... write resumed>) = 4 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(18 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 3923] <... futex resumed>) = 0 [pid 3922] close(3 [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] close(17 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] close(29 [pid 3610] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3923] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3922] <... close resumed>) = 0 [pid 3921] <... futex resumed>) = 0 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(19 [pid 3915] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3923] <... openat resumed>) = 4 [pid 3922] symlink("/dev/binderfs", "./binderfs" [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] close(18 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] exit_group(0 [pid 3610] lstat("./22/memory.events", [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... symlink resumed>) = 0 [pid 3921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3917] <... futex resumed>) = ? [pid 3916] close(20 [pid 3915] <... exit_group resumed>) = ? [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3923] <... futex resumed>) = 0 [pid 3922] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] close(19 [pid 3917] +++ exited with 0 +++ [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3915] +++ exited with 0 +++ [pid 3610] unlink("./22/memory.events" [pid 3923] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3922] <... futex resumed>) = 0 [pid 3921] <... futex resumed>) = 0 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(21 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... unlink resumed>) = 0 [pid 3922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] close(20 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3610] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3922] <... mmap resumed>) = 0x7f6e2575a000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(22 [pid 3613] <... restart_syscall resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3922] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3918] close(21 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./22/cgroup", [pid 3923] <... write resumed>) = 61440 [pid 3922] <... mprotect resumed>) = 0 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(23 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] unlink("./22/cgroup" [pid 3923] <... futex resumed>) = 1 [pid 3922] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3921] <... futex resumed>) = 0 [pid 3918] close(22 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3924 attached [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(24 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3924] set_robust_list(0x7f6e2577a9e0, 24 [pid 3923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... clone resumed>, parent_tid=[52], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 52 [pid 3921] <... futex resumed>) = 0 [pid 3918] close(23 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] <... set_robust_list resumed>) = 0 [pid 3923] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(25 [pid 3613] <... openat resumed>) = 3 [pid 3610] lstat("./22/cgroup.net", [pid 3924] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3923] <... mmap resumed>) = 0x20000000 [pid 3922] <... futex resumed>) = 0 [pid 3918] close(24 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] fstat(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3924] <... openat resumed>) = 3 [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(26 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] unlink("./22/cgroup.net" [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] <... futex resumed>) = 0 [pid 3918] close(25 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3924] <... futex resumed>) = 0 [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(27 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3924] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3921] <... futex resumed>) = 0 [pid 3918] close(26 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] <... openat resumed>) = 4 [pid 3923] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(28 [pid 3610] lstat("./22/cgroup.cpu", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... socket resumed>) = 5 [pid 3922] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] close(27 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3924] <... futex resumed>) = 0 [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] close(29 [pid 3613] lstat("./23/binderfs", [pid 3610] unlink("./22/cgroup.cpu" [pid 3924] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3923] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3921] <... futex resumed>) = 0 [pid 3918] close(28 [pid 3916] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] exit_group(0 [pid 3613] unlink("./23/binderfs" [pid 3610] getdents64(3, [pid 3923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] <... futex resumed>) = 0 [pid 3919] <... futex resumed>) = ? [pid 3918] close(29 [pid 3916] <... exit_group resumed>) = ? [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3919] +++ exited with 0 +++ [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3924] <... write resumed>) = 61440 [pid 3923] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3610] close(3 [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3916] +++ exited with 0 +++ [pid 3613] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... close resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3918] exit_group(0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rmdir("./22" [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] <... futex resumed>) = ? [pid 3918] <... exit_group resumed>) = ? [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] lstat("./23/memory.events", [pid 3610] <... rmdir resumed>) = 0 [pid 3924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3920] +++ exited with 0 +++ [pid 3610] mkdir("./23", 0777 [pid 3924] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3918] +++ exited with 0 +++ [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3924] <... mmap resumed>) = 0x20000000 [pid 3614] <... restart_syscall resumed>) = 0 [pid 3613] unlink("./23/memory.events" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3925 attached [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 3925] set_robust_list(0x55555684f5e0, 24 [pid 3924] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 52 [pid 3613] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3925] <... set_robust_list resumed>) = 0 [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3925] chdir("./23" [pid 3924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] <... chdir resumed>) = 0 [pid 3924] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] lstat("./23/cgroup", [pid 3925] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3924] <... socket resumed>) = 5 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3925] <... prctl resumed>) = 0 [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] fstat(3, [pid 3613] unlink("./23/cgroup" [pid 3612] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3925] setpgid(0, 0 [pid 3924] <... futex resumed>) = 1 [pid 3922] <... futex resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] <... setpgid resumed>) = 0 [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3613] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3925] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3925] <... symlink resumed>) = 0 [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... openat resumed>) = 3 [pid 3925] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3924] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/cgroup.net", [pid 3612] fstat(3, [pid 3925] <... symlink resumed>) = 0 [pid 3923] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] lstat("./22/binderfs", [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3925] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./23/cgroup.net" [pid 3612] getdents64(3, [pid 3925] <... symlink resumed>) = 0 [pid 3923] <... futex resumed>) = 1 [pid 3921] <... futex resumed>) = 0 [pid 3614] unlink("./22/binderfs" [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3925] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3924] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 3613] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3925] <... openat resumed>) = 3 [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3921] <... futex resumed>) = 0 [pid 3614] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] write(3, "1000", 4 [pid 3924] <... futex resumed>) = 1 [pid 3923] socket(AF_XDP, SOCK_RAW, 0 [pid 3922] <... futex resumed>) = 0 [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./23/cgroup.cpu", [pid 3612] lstat("./22/binderfs", [pid 3925] <... write resumed>) = 4 [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3923] <... socket resumed>) = 6 [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./22/memory.events", [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3925] close(3 [pid 3924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] unlink("./23/cgroup.cpu" [pid 3612] unlink("./22/binderfs" [pid 3925] <... close resumed>) = 0 [pid 3924] socket(AF_XDP, SOCK_RAW, 0 [pid 3923] <... futex resumed>) = 1 [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3921] <... futex resumed>) = 0 [pid 3614] unlink("./22/memory.events" [pid 3613] <... unlink resumed>) = 0 [pid 3925] symlink("/dev/binderfs", "./binderfs" [pid 3924] <... socket resumed>) = 6 [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... unlink resumed>) = 0 [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3925] <... symlink resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3923] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] <... futex resumed>) = 0 [pid 3921] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] getdents64(3, [pid 3612] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3925] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3923] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3922] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3925] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3924] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3923] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3922] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] lstat("./22/memory.events", [pid 3925] <... mmap resumed>) = 0x7f6e2575a000 [pid 3924] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3923] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./22/cgroup", [pid 3613] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3925] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3924] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3923] <... futex resumed>) = 1 [pid 3921] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... close resumed>) = 0 [pid 3612] unlink("./22/memory.events" [pid 3925] <... mprotect resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3923] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] <... futex resumed>) = 0 [pid 3921] close(3 [pid 3614] unlink("./22/cgroup" [pid 3613] rmdir("./23" [pid 3924] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] close(3 [pid 3612] <... unlink resumed>) = 0 [pid 3925] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 3926 attached [pid 3922] <... close resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3926] set_robust_list(0x7f6e2577a9e0, 24 [pid 3925] <... clone resumed>, parent_tid=[53], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 53 [pid 3922] close(4 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] mkdir("./24", 0777 [pid 3921] <... close resumed>) = 0 [pid 3926] <... set_robust_list resumed>) = 0 [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = 0 [pid 3614] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... mkdir resumed>) = 0 [pid 3925] <... futex resumed>) = 0 [pid 3922] close(5 [pid 3926] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] <... close resumed>) = 0 [pid 3922] close(6 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./22/cgroup", [pid 3926] <... openat resumed>) = 3 [pid 3922] <... close resumed>) = 0 [pid 3614] lstat("./22/cgroup.net", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3922] close(7 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./22/cgroup.net" [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] unlink("./22/cgroup" [pid 3921] close(4 [pid 3926] <... futex resumed>) = 1 [pid 3925] <... futex resumed>) = 0 [pid 3922] close(8 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3927 attached [pid 3922] close(9 [pid 3927] set_robust_list(0x55555684f5e0, 24 [pid 3926] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 55 [pid 3612] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3927] <... set_robust_list resumed>) = 0 [pid 3925] <... futex resumed>) = 0 [pid 3927] chdir("./24" [pid 3926] <... openat resumed>) = 4 [pid 3922] close(10 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./22/cgroup.cpu", [pid 3927] <... chdir resumed>) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(5 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] lstat("./22/cgroup.net", [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3926] <... futex resumed>) = 0 [pid 3925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3922] close(11 [pid 3921] <... close resumed>) = 0 [pid 3927] <... prctl resumed>) = 0 [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(6 [pid 3614] unlink("./22/cgroup.cpu" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3927] setpgid(0, 0 [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... futex resumed>) = 0 [pid 3922] close(12 [pid 3921] <... close resumed>) = 0 [pid 3927] <... setpgid resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./22/cgroup.net" [pid 3921] close(7 [pid 3927] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3926] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] close(13 [pid 3614] getdents64(3, [pid 3927] <... symlink resumed>) = 0 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3927] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu") = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(8 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3927] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3922] close(14 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3927] <... symlink resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(9 [pid 3614] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3926] <... write resumed>) = 61440 [pid 3922] close(15 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./22" [pid 3612] lstat("./22/cgroup.cpu", [pid 3927] <... openat resumed>) = 3 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(10 [pid 3614] <... rmdir resumed>) = 0 [pid 3927] write(3, "1000", 4 [pid 3926] <... futex resumed>) = 1 [pid 3925] <... futex resumed>) = 0 [pid 3922] close(16 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./23", 0777 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3927] <... write resumed>) = 4 [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(11 [pid 3927] close(3 [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... futex resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] unlink("./22/cgroup.cpu" [pid 3927] <... close resumed>) = 0 [pid 3926] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] close(17 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3927] symlink("/dev/binderfs", "./binderfs" [pid 3926] <... mmap resumed>) = 0x20000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] close(12 [pid 3612] <... unlink resumed>) = 0 [pid 3927] <... symlink resumed>) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... futex resumed>) = 1 [pid 3925] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] getdents64(3, [pid 3922] close(18./strace-static-x86_64: Process 3928 attached [pid 3927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... futex resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3928] set_robust_list(0x55555684f5e0, 24 [pid 3927] <... mmap resumed>) = 0x7f6e2575a000 [pid 3926] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] close(19 [pid 3921] close(13 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 53 [pid 3612] close(3 [pid 3928] <... set_robust_list resumed>) = 0 [pid 3927] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3926] <... socket resumed>) = 5 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 3928] chdir("./23" [pid 3927] <... mprotect resumed>) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] close(20 [pid 3921] close(14 [pid 3612] rmdir("./22" [pid 3928] <... chdir resumed>) = 0 [pid 3927] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3926] <... futex resumed>) = 1 [pid 3925] <... futex resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3929 attached [pid 3928] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] close(21 [pid 3921] close(15 [pid 3612] <... rmdir resumed>) = 0 [pid 3929] set_robust_list(0x7f6e2577a9e0, 24 [pid 3928] <... prctl resumed>) = 0 [pid 3927] <... clone resumed>, parent_tid=[56], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 56 [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... futex resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./23", 0777 [pid 3929] <... set_robust_list resumed>) = 0 [pid 3928] setpgid(0, 0 [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] close(22 [pid 3921] close(16 [pid 3929] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3928] <... setpgid resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3926] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3929] <... openat resumed>) = 3 [pid 3928] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3926] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3922] close(23 [pid 3921] close(17 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3930 attached [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... symlink resumed>) = 0 [pid 3927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] set_robust_list(0x55555684f5e0, 24 [pid 3929] <... futex resumed>) = 0 [pid 3928] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... futex resumed>) = 1 [pid 3925] <... futex resumed>) = 0 [pid 3922] close(24 [pid 3921] close(18 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 52 [pid 3930] <... set_robust_list resumed>) = 0 [pid 3929] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3928] <... symlink resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] chdir("./23" [pid 3929] <... openat resumed>) = 4 [pid 3928] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... futex resumed>) = 0 [pid 3922] close(25 [pid 3921] close(19 [pid 3930] <... chdir resumed>) = 0 [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... symlink resumed>) = 0 [pid 3927] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3926] socket(AF_XDP, SOCK_RAW, 0 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3929] <... futex resumed>) = 0 [pid 3928] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... socket resumed>) = 6 [pid 3922] close(26 [pid 3921] close(20 [pid 3930] <... prctl resumed>) = 0 [pid 3929] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3928] <... openat resumed>) = 3 [pid 3927] <... futex resumed>) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] setpgid(0, 0 [pid 3928] write(3, "1000", 4 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] close(27 [pid 3921] close(21 [pid 3925] <... futex resumed>) = 0 [pid 3926] <... futex resumed>) = 1 [pid 3930] <... setpgid resumed>) = 0 [pid 3928] <... write resumed>) = 4 [pid 3925] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3928] close(3 [pid 3925] <... futex resumed>) = 0 [pid 3922] close(28 [pid 3921] close(22 [pid 3930] <... symlink resumed>) = 0 [pid 3929] <... write resumed>) = 61440 [pid 3928] <... close resumed>) = 0 [pid 3925] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] symlink("/dev/binderfs", "./binderfs" [pid 3926] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3922] close(29 [pid 3921] close(23 [pid 3930] <... symlink resumed>) = 0 [pid 3929] <... futex resumed>) = 1 [pid 3928] <... symlink resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3922] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3929] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3928] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3926] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3922] exit_group(0 [pid 3921] close(24 [pid 3930] <... symlink resumed>) = 0 [pid 3929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3928] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3926] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3924] <... futex resumed>) = ? [pid 3922] <... exit_group resumed>) = ? [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3929] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3928] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... futex resumed>) = 0 [pid 3924] +++ exited with 0 +++ [pid 3921] close(25 [pid 3930] <... openat resumed>) = 3 [pid 3929] <... mmap resumed>) = 0x20000000 [pid 3928] <... mmap resumed>) = 0x7f6e2575a000 [pid 3926] <... futex resumed>) = 1 [pid 3925] close(3 [pid 3922] +++ exited with 0 +++ [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] write(3, "1000", 4 [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3926] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] <... close resumed>) = 0 [pid 3921] close(26 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3930] <... write resumed>) = 4 [pid 3929] <... futex resumed>) = 1 [pid 3928] <... mprotect resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3925] close(4 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] close(3 [pid 3929] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3928] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = 0 [pid 3921] close(27./strace-static-x86_64: Process 3931 attached [pid 3930] <... close resumed>) = 0 [pid 3929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3927] <... futex resumed>) = 0 [pid 3925] close(5 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./22", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3931] set_robust_list(0x7f6e2577a9e0, 24 [pid 3930] symlink("/dev/binderfs", "./binderfs" [pid 3929] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3928] <... clone resumed>, parent_tid=[54], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 54 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... close resumed>) = 0 [pid 3921] close(28 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3931] <... set_robust_list resumed>) = 0 [pid 3930] <... symlink resumed>) = 0 [pid 3929] <... socket resumed>) = 5 [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(6 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] openat(AT_FDCWD, "./22", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3931] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = 0 [pid 3921] close(29 [pid 3611] <... openat resumed>) = 3 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(7 [pid 3921] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] fstat(3, [pid 3931] <... openat resumed>) = 3 [pid 3930] <... futex resumed>) = 0 [pid 3929] <... futex resumed>) = 1 [pid 3927] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3921] exit_group(0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3929] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(8 [pid 3923] <... futex resumed>) = ? [pid 3921] <... exit_group resumed>) = ? [pid 3611] getdents64(3, [pid 3931] <... futex resumed>) = 1 [pid 3930] <... mmap resumed>) = 0x7f6e2575a000 [pid 3929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3928] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3923] +++ exited with 0 +++ [pid 3921] +++ exited with 0 +++ [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3931] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(9 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3929] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] umount2("./22/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... mprotect resumed>) = 0 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3931] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(10 [pid 3930] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] lstat("./22/binderfs", [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3931] <... openat resumed>) = 4 [pid 3925] close(11 [pid 3611] unlink("./22/binderfs"./strace-static-x86_64: Process 3932 attached [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3932] set_robust_list(0x7f6e2577a9e0, 24 [pid 3931] <... futex resumed>) = 1 [pid 3930] <... clone resumed>, parent_tid=[53], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 53 [pid 3928] <... futex resumed>) = 0 [pid 3925] close(12 [pid 3615] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./22/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3932] <... set_robust_list resumed>) = 0 [pid 3931] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3932] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3928] <... futex resumed>) = 0 [pid 3925] close(13 [pid 3615] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] lstat("./22/memory.events", [pid 3932] <... openat resumed>) = 3 [pid 3931] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(14 [pid 3615] fstat(3, [pid 3611] unlink("./22/memory.events" [pid 3932] <... futex resumed>) = 0 [pid 3930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(15 [pid 3615] getdents64(3, [pid 3611] <... unlink resumed>) = 0 [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3931] <... write resumed>) = 61440 [pid 3930] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] umount2("./22/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3932] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(16 [pid 3615] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3932] <... openat resumed>) = 4 [pid 3931] <... futex resumed>) = 1 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup", [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(17 [pid 3615] lstat("./23/binderfs", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3932] <... futex resumed>) = 1 [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./22/cgroup" [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3931] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(18 [pid 3615] unlink("./23/binderfs" [pid 3611] <... unlink resumed>) = 0 [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3931] <... mmap resumed>) = 0x20000000 [pid 3930] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] umount2("./22/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3932] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(19 [pid 3615] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3931] <... futex resumed>) = 1 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup.net", [pid 3931] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(20 [pid 3615] lstat("./23/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3931] <... socket resumed>) = 5 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./22/cgroup.net" [pid 3932] <... write resumed>) = 61440 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(21 [pid 3615] unlink("./23/memory.events" [pid 3611] <... unlink resumed>) = 0 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 0 [pid 3928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] umount2("./22/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3932] <... futex resumed>) = 1 [pid 3931] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] <... futex resumed>) = 0 [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] close(22 [pid 3615] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3931] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... futex resumed>) = 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./22/cgroup.cpu", [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3931] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3930] <... futex resumed>) = 0 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] close(23 [pid 3615] lstat("./23/cgroup", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3932] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./22/cgroup.cpu" [pid 3932] <... mmap resumed>) = 0x20000000 [pid 3925] close(24 [pid 3615] unlink("./23/cgroup" [pid 3611] <... unlink resumed>) = 0 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 3932] <... futex resumed>) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3925] close(25 [pid 3615] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3925] close(26 [pid 3615] lstat("./23/cgroup.net", [pid 3611] <... close resumed>) = 0 [pid 3932] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] rmdir("./22" [pid 3932] <... socket resumed>) = 5 [pid 3927] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3925] close(27 [pid 3615] unlink("./23/cgroup.net" [pid 3611] <... rmdir resumed>) = 0 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] mkdir("./23", 0777 [pid 3932] <... futex resumed>) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3925] close(28 [pid 3615] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... mkdir resumed>) = 0 [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3933 attached [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3927] <... mmap resumed>) = 0x7f6e25739000 [pid 3925] close(29 [pid 3615] lstat("./23/cgroup.cpu", [pid 3933] set_robust_list(0x55555684f5e0, 24 [pid 3932] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3931] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3929] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3927] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3925] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 53 [pid 3933] <... set_robust_list resumed>) = 0 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] <... mprotect resumed>) = 0 [pid 3925] exit_group(0 [pid 3615] unlink("./23/cgroup.cpu" [pid 3933] chdir("./23" [pid 3929] <... futex resumed>) = 0 [pid 3927] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3926] <... futex resumed>) = ? [pid 3925] <... exit_group resumed>) = ? [pid 3928] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3931] <... futex resumed>) = 1 [pid 3932] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3933] <... chdir resumed>) = 0 [pid 3929] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3934 attached [pid 3927] <... clone resumed>, parent_tid=[57], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 57 [pid 3926] +++ exited with 0 +++ [pid 3925] +++ exited with 0 +++ [pid 3933] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] socket(AF_XDP, SOCK_RAW, 0 [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3934] set_robust_list(0x7f6e257599e0, 24 [pid 3933] <... prctl resumed>) = 0 [pid 3928] <... futex resumed>) = 0 [pid 3927] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3931] <... socket resumed>) = 6 [pid 3934] <... set_robust_list resumed>) = 0 [pid 3933] setpgid(0, 0 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 3934] socket(AF_XDP, SOCK_RAW, 0 [pid 3933] <... setpgid resumed>) = 0 [pid 3931] <... futex resumed>) = 0 [pid 3928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3927] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] close(3 [pid 3610] <... restart_syscall resumed>) = 0 [pid 3934] <... socket resumed>) = 6 [pid 3933] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3932] <... futex resumed>) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 3934] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = 1 [pid 3933] <... symlink resumed>) = 0 [pid 3928] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 0 [pid 3615] rmdir("./23" [pid 3610] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3934] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3933] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3928] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3927] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3929] <... futex resumed>) = 0 [pid 3933] <... symlink resumed>) = 0 [pid 3927] <... futex resumed>) = 1 [pid 3615] <... rmdir resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3933] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3932] socket(AF_XDP, SOCK_RAW, 0 [pid 3931] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3929] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3927] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] mkdir("./24", 0777 [pid 3610] <... openat resumed>) = 3 [pid 3933] <... symlink resumed>) = 0 [pid 3929] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3610] fstat(3, [pid 3929] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... mkdir resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3931] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3929] <... futex resumed>) = 1 [pid 3927] <... futex resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] getdents64(3, [pid 3929] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] close(3 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3933] <... openat resumed>) = 3 [pid 3927] <... close resumed>) = 0 [pid 3610] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3927] close(4 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3927] <... close resumed>) = 0 [pid 3610] lstat("./23/binderfs", ./strace-static-x86_64: Process 3935 attached [pid 3933] write(3, "1000", 4 [pid 3932] <... socket resumed>) = 6 [pid 3931] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... futex resumed>) = 0 [pid 3927] close(5 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3935] set_robust_list(0x55555684f5e0, 24 [pid 3933] <... write resumed>) = 4 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3931] <... futex resumed>) = 1 [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] <... futex resumed>) = 0 [pid 3927] <... close resumed>) = 0 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 56 [pid 3610] unlink("./23/binderfs" [pid 3935] <... set_robust_list resumed>) = 0 [pid 3933] close(3 [pid 3932] <... futex resumed>) = 0 [pid 3931] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3928] close(3 [pid 3927] close(6 [pid 3610] <... unlink resumed>) = 0 [pid 3935] chdir("./24" [pid 3933] <... close resumed>) = 0 [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... close resumed>) = 0 [pid 3927] <... close resumed>) = 0 [pid 3610] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3935] <... chdir resumed>) = 0 [pid 3933] symlink("/dev/binderfs", "./binderfs" [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... futex resumed>) = 0 [pid 3928] close(4 [pid 3927] close(7 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3933] <... symlink resumed>) = 0 [pid 3928] <... close resumed>) = 0 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3930] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] lstat("./23/memory.events", [pid 3935] <... prctl resumed>) = 0 [pid 3933] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3928] close(5 [pid 3927] close(8 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3935] setpgid(0, 0 [pid 3933] <... futex resumed>) = 0 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./23/memory.events" [pid 3928] <... close resumed>) = 0 [pid 3935] <... setpgid resumed>) = 0 [pid 3933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3928] close(6 [pid 3927] close(9 [pid 3610] <... unlink resumed>) = 0 [pid 3935] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3933] <... mmap resumed>) = 0x7f6e2575a000 [pid 3928] <... close resumed>) = 0 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3935] <... symlink resumed>) = 0 [pid 3933] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3932] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3928] close(7 [pid 3927] close(10 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3935] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3933] <... mprotect resumed>) = 0 [pid 3932] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./23/cgroup", [pid 3935] <... symlink resumed>) = 0 [pid 3933] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3932] <... futex resumed>) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3928] close(8 [pid 3927] close(11 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 ./strace-static-x86_64: Process 3936 attached [pid 3935] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3932] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3930] close(3 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./23/cgroup" [pid 3936] set_robust_list(0x7f6e2577a9e0, 24 [pid 3935] <... symlink resumed>) = 0 [pid 3933] <... clone resumed>, parent_tid=[54], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 54 [pid 3930] <... close resumed>) = 0 [pid 3928] close(9 [pid 3927] close(12 [pid 3610] <... unlink resumed>) = 0 [pid 3936] <... set_robust_list resumed>) = 0 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] close(4 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3936] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3935] <... openat resumed>) = 3 [pid 3933] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = 0 [pid 3928] close(10 [pid 3927] close(13 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3935] write(3, "1000", 4 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] lstat("./23/cgroup.net", [pid 3936] <... openat resumed>) = 3 [pid 3935] <... write resumed>) = 4 [pid 3930] close(5 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(14 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(3 [pid 3930] <... close resumed>) = 0 [pid 3928] close(11 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./23/cgroup.net" [pid 3936] <... futex resumed>) = 1 [pid 3935] <... close resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(6 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(15 [pid 3610] <... unlink resumed>) = 0 [pid 3936] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] symlink("/dev/binderfs", "./binderfs" [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = 0 [pid 3928] close(12 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... symlink resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(7 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(16 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3936] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(13 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./23/cgroup.cpu", [pid 3936] <... openat resumed>) = 4 [pid 3935] <... futex resumed>) = 0 [pid 3930] close(8 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(17 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(14 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./23/cgroup.cpu" [pid 3936] <... futex resumed>) = 1 [pid 3935] <... mmap resumed>) = 0x7f6e2575a000 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(9 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(18 [pid 3610] <... unlink resumed>) = 0 [pid 3936] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(15 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... mprotect resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(10 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(19 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3936] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3935] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(16 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3./strace-static-x86_64: Process 3937 attached [pid 3930] close(11 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(20 [pid 3610] <... close resumed>) = 0 [pid 3937] set_robust_list(0x7f6e2577a9e0, 24 [pid 3935] <... clone resumed>, parent_tid=[57], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 57 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(17 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./23" [pid 3937] <... set_robust_list resumed>) = 0 [pid 3936] <... write resumed>) = 61440 [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] close(12 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(21 [pid 3610] <... rmdir resumed>) = 0 [pid 3937] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(18 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] mkdir("./24", 0777 [pid 3937] <... openat resumed>) = 3 [pid 3936] <... futex resumed>) = 1 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] <... futex resumed>) = 0 [pid 3930] close(13 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(22 [pid 3610] <... mkdir resumed>) = 0 [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(19 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3938 attached [pid 3937] <... futex resumed>) = 0 [pid 3936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(14 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(23 [pid 3937] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3936] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3935] <... futex resumed>) = 0 [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(20 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] set_robust_list(0x55555684f5e0, 24 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 54 [pid 3938] <... set_robust_list resumed>) = 0 [pid 3937] <... openat resumed>) = 4 [pid 3936] <... mmap resumed>) = 0x20000000 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] close(15 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(24 [pid 3938] chdir("./24" [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(21 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... chdir resumed>) = 0 [pid 3937] <... futex resumed>) = 0 [pid 3936] <... futex resumed>) = 1 [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(16 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(25 [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3937] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3936] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] <... futex resumed>) = 0 [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(22 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... prctl resumed>) = 0 [pid 3936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] <... futex resumed>) = 0 [pid 3930] close(17 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(26 [pid 3938] setpgid(0, 0 [pid 3936] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(23 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... setpgid resumed>) = 0 [pid 3937] <... write resumed>) = 61440 [pid 3936] <... socket resumed>) = 5 [pid 3930] close(18 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] close(27 [pid 3938] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(24 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3937] <... futex resumed>) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3927] close(28 [pid 3938] <... symlink resumed>) = 0 [pid 3937] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3936] <... futex resumed>) = 1 [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... futex resumed>) = 0 [pid 3930] close(19 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... symlink resumed>) = 0 [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3927] close(29 [pid 3937] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] <... futex resumed>) = 0 [pid 3927] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3937] <... mmap resumed>) = 0x20000000 [pid 3936] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(25 [pid 3927] exit_group(0 [pid 3938] <... symlink resumed>) = 0 [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] <... futex resumed>) = ? [pid 3930] close(20 [pid 3929] <... futex resumed>) = ? [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] <... exit_group resumed>) = ? [pid 3937] <... futex resumed>) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3929] +++ exited with 0 +++ [pid 3928] close(26 [pid 3937] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3934] +++ exited with 0 +++ [pid 3930] close(21 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3927] +++ exited with 0 +++ [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(27 [pid 3938] <... openat resumed>) = 3 [pid 3937] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] close(22 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3938] write(3, "1000", 4 [pid 3937] <... socket resumed>) = 5 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(28 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3938] <... write resumed>) = 4 [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] close(23 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... restart_syscall resumed>) = 0 [pid 3938] close(3 [pid 3937] <... futex resumed>) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] close(29 [pid 3938] <... close resumed>) = 0 [pid 3937] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] close(24 [pid 3928] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] symlink("/dev/binderfs", "./binderfs" [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3928] exit_group(0 [pid 3938] <... symlink resumed>) = 0 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3930] close(25 [pid 3928] <... exit_group resumed>) = ? [pid 3938] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3931] <... futex resumed>) = ? [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3938] <... futex resumed>) = 0 [pid 3936] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3931] +++ exited with 0 +++ [pid 3928] +++ exited with 0 +++ [pid 3938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3930] close(26 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3938] <... mmap resumed>) = 0x7f6e2575a000 [pid 3613] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3614] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... openat resumed>) = 3 [pid 3938] <... mprotect resumed>) = 0 [pid 3930] close(27 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] fstat(3, [pid 3938] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3930] close(28 [pid 3614] getdents64(3, [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3939 attached [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] getdents64(3, [pid 3939] set_robust_list(0x7f6e2577a9e0, 24 [pid 3938] <... clone resumed>, parent_tid=[55], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 55 [pid 3930] close(29 [pid 3614] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] <... set_robust_list resumed>) = 0 [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3939] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3938] <... futex resumed>) = 0 [pid 3936] <... futex resumed>) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3930] exit_group(0 [pid 3614] lstat("./23/binderfs", [pid 3613] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] <... openat resumed>) = 3 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3937] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3936] socket(AF_XDP, SOCK_RAW, 0 [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3932] <... futex resumed>) = ? [pid 3930] <... exit_group resumed>) = ? [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./23/binderfs" [pid 3613] lstat("./24/binderfs", [pid 3937] <... futex resumed>) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3937] socket(AF_XDP, SOCK_RAW, 0 [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = 0 [pid 3932] +++ exited with 0 +++ [pid 3939] <... futex resumed>) = 1 [pid 3930] +++ exited with 0 +++ [pid 3614] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./24/binderfs" [pid 3939] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... socket resumed>) = 6 [pid 3935] <... futex resumed>) = 0 [pid 3933] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3936] <... socket resumed>) = 6 [pid 3939] <... openat resumed>) = 4 [pid 3938] <... futex resumed>) = 0 [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./23/memory.events", [pid 3613] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3937] <... futex resumed>) = 0 [pid 3935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] <... futex resumed>) = 0 [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3937] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./23/memory.events" [pid 3613] lstat("./24/memory.events", [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3935] <... futex resumed>) = 0 [pid 3933] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... unlink resumed>) = 0 [pid 3936] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3935] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./24/memory.events" [pid 3612] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3939] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3937] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3936] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3933] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3937] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3933] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./23/cgroup", [pid 3613] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] fstat(3, [pid 3936] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3937] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3939] <... write resumed>) = 61440 [pid 3937] <... futex resumed>) = 1 [pid 3936] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = 0 [pid 3614] unlink("./23/cgroup" [pid 3613] lstat("./24/cgroup", [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3937] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] <... futex resumed>) = 1 [pid 3935] close(3 [pid 3933] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] getdents64(3, [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3936] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] <... close resumed>) = 0 [pid 3933] close(3 [pid 3614] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./24/cgroup" [pid 3939] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(4 [pid 3933] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3935] <... close resumed>) = 0 [pid 3933] close(4 [pid 3614] lstat("./23/cgroup.net", [pid 3613] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] close(5 [pid 3933] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] <... mmap resumed>) = 0x20000000 [pid 3935] <... close resumed>) = 0 [pid 3933] close(5 [pid 3614] unlink("./23/cgroup.net" [pid 3613] lstat("./24/cgroup.net", [pid 3612] lstat("./23/binderfs", [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(6 [pid 3933] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3935] <... close resumed>) = 0 [pid 3933] close(6 [pid 3614] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./24/cgroup.net" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3939] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(7 [pid 3933] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3612] unlink("./23/binderfs" [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(7 [pid 3614] lstat("./23/cgroup.cpu", [pid 3613] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] close(8 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3939] <... socket resumed>) = 5 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(8 [pid 3614] unlink("./23/cgroup.cpu" [pid 3613] lstat("./24/cgroup.cpu", [pid 3612] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(9 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(9 [pid 3614] getdents64(3, [pid 3613] unlink("./24/cgroup.cpu" [pid 3612] lstat("./23/memory.events", [pid 3939] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] close(10 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3939] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(10 [pid 3614] close(3 [pid 3613] getdents64(3, [pid 3612] unlink("./23/memory.events" [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3935] close(11 [pid 3614] <... close resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./23" [pid 3613] close(3 [pid 3939] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3935] close(12 [pid 3933] close(11 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./24", 0777 [pid 3613] rmdir("./24" [pid 3935] close(13 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] mkdir("./25", 0777./strace-static-x86_64: Process 3940 attached [pid 3935] close(14 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3612] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3940] set_robust_list(0x55555684f5e0, 24 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(12 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 55 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3941 attached [pid 3940] <... set_robust_list resumed>) = 0 [pid 3935] close(15 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3941] set_robust_list(0x55555684f5e0, 24 [pid 3940] chdir("./24" [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(13 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 58 [pid 3612] lstat("./23/cgroup", [pid 3941] <... set_robust_list resumed>) = 0 [pid 3940] <... chdir resumed>) = 0 [pid 3935] close(16 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] chdir("./25" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3933] close(14 [pid 3941] <... chdir resumed>) = 0 [pid 3940] <... prctl resumed>) = 0 [pid 3935] close(17 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./23/cgroup" [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3940] setpgid(0, 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(15 [pid 3941] <... prctl resumed>) = 0 [pid 3940] <... setpgid resumed>) = 0 [pid 3935] close(18 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3941] setpgid(0, 0 [pid 3940] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(16 [pid 3612] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3941] <... setpgid resumed>) = 0 [pid 3940] <... symlink resumed>) = 0 [pid 3935] close(19 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3940] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3933] close(17 [pid 3941] <... symlink resumed>) = 0 [pid 3940] <... symlink resumed>) = 0 [pid 3935] close(20 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./23/cgroup.net", [pid 3941] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3940] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(18 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3941] <... symlink resumed>) = 0 [pid 3940] <... symlink resumed>) = 0 [pid 3935] close(21 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./23/cgroup.net" [pid 3941] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3940] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(19 [pid 3941] <... symlink resumed>) = 0 [pid 3940] <... openat resumed>) = 3 [pid 3935] close(22 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3940] write(3, "1000", 4 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(20 [pid 3612] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3941] <... openat resumed>) = 3 [pid 3940] <... write resumed>) = 4 [pid 3935] close(23 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] write(3, "1000", 4 [pid 3940] close(3 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(21 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3941] <... write resumed>) = 4 [pid 3940] <... close resumed>) = 0 [pid 3935] close(24 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./23/cgroup.cpu", [pid 3941] close(3 [pid 3940] symlink("/dev/binderfs", "./binderfs" [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(22 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3941] <... close resumed>) = 0 [pid 3940] <... symlink resumed>) = 0 [pid 3935] close(25 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./23/cgroup.cpu" [pid 3941] symlink("/dev/binderfs", "./binderfs" [pid 3940] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(23 [pid 3941] <... symlink resumed>) = 0 [pid 3940] <... futex resumed>) = 0 [pid 3935] close(26 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(24 [pid 3612] getdents64(3, [pid 3941] <... futex resumed>) = 0 [pid 3940] <... mmap resumed>) = 0x7f6e2575a000 [pid 3935] close(27 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3940] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(25 [pid 3612] close(3 [pid 3941] <... mmap resumed>) = 0x7f6e2575a000 [pid 3940] <... mprotect resumed>) = 0 [pid 3935] close(28 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 3941] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3940] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(26 [pid 3612] rmdir("./23"./strace-static-x86_64: Process 3942 attached [pid 3941] <... mprotect resumed>) = 0 [pid 3935] close(29 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3942] set_robust_list(0x7f6e2577a9e0, 24 [pid 3940] <... clone resumed>, parent_tid=[56], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 56 [pid 3935] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3933] close(27 [pid 3612] <... rmdir resumed>) = 0 [pid 3942] <... set_robust_list resumed>) = 0 [pid 3941] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] exit_group(0 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./24", 0777./strace-static-x86_64: Process 3943 attached [pid 3942] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3940] <... futex resumed>) = 0 [pid 3937] <... futex resumed>) = ? [pid 3935] <... exit_group resumed>) = ? [pid 3933] close(28 [pid 3943] set_robust_list(0x7f6e2577a9e0, 24 [pid 3942] <... openat resumed>) = 3 [pid 3941] <... clone resumed>, parent_tid=[59], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 59 [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3939] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3937] +++ exited with 0 +++ [pid 3935] +++ exited with 0 +++ [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3943] <... set_robust_list resumed>) = 0 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3933] close(29 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3943] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3942] <... futex resumed>) = 0 [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3944 attached [pid 3943] <... openat resumed>) = 3 [pid 3942] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3933] exit_group(0 [pid 3944] set_robust_list(0x55555684f5e0, 24 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... openat resumed>) = 4 [pid 3941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3939] socket(AF_XDP, SOCK_RAW, 0 [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3936] <... futex resumed>) = ? [pid 3933] <... exit_group resumed>) = ? [pid 3615] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 54 [pid 3944] <... set_robust_list resumed>) = 0 [pid 3943] <... futex resumed>) = 0 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] chdir("./24" [pid 3943] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3942] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3944] <... chdir resumed>) = 0 [pid 3943] <... openat resumed>) = 4 [pid 3942] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3941] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 0 [pid 3939] <... socket resumed>) = 6 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3936] +++ exited with 0 +++ [pid 3933] +++ exited with 0 +++ [pid 3615] <... openat resumed>) = 3 [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] fstat(3, [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3944] <... prctl resumed>) = 0 [pid 3943] <... futex resumed>) = 0 [pid 3941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3939] <... futex resumed>) = 0 [pid 3938] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3944] setpgid(0, 0 [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... write resumed>) = 61440 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3944] <... setpgid resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3938] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3944] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3943] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3942] <... futex resumed>) = 1 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3939] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3944] <... symlink resumed>) = 0 [pid 3942] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] <... futex resumed>) = 0 [pid 3939] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] lstat("./24/binderfs", [pid 3944] <... symlink resumed>) = 0 [pid 3943] <... write resumed>) = 61440 [pid 3942] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3939] <... futex resumed>) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3944] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... mmap resumed>) = 0x20000000 [pid 3939] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3938] close(3 [pid 3615] unlink("./24/binderfs" [pid 3611] umount2("./23", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3944] <... symlink resumed>) = 0 [pid 3943] <... futex resumed>) = 1 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... futex resumed>) = 1 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = 0 [pid 3938] close(4 [pid 3615] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] openat(AT_FDCWD, "./23", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3944] <... openat resumed>) = 3 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3942] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... openat resumed>) = 3 [pid 3944] write(3, "1000", 4 [pid 3943] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3938] close(5 [pid 3615] lstat("./24/memory.events", [pid 3611] fstat(3, [pid 3944] <... write resumed>) = 4 [pid 3943] <... mmap resumed>) = 0x20000000 [pid 3942] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3944] close(3 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... socket resumed>) = 5 [pid 3938] close(6 [pid 3615] unlink("./24/memory.events" [pid 3611] getdents64(3, [pid 3944] <... close resumed>) = 0 [pid 3943] <... futex resumed>) = 1 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3944] symlink("/dev/binderfs", "./binderfs" [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... futex resumed>) = 1 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = 0 [pid 3938] close(7 [pid 3615] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./23/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3944] <... symlink resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3942] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = 0 [pid 3938] close(8 [pid 3615] lstat("./24/cgroup", [pid 3611] lstat("./23/binderfs", [pid 3944] <... futex resumed>) = 0 [pid 3943] <... socket resumed>) = 5 [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] close(9 [pid 3615] unlink("./24/cgroup" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3944] <... mmap resumed>) = 0x7f6e2575a000 [pid 3943] <... futex resumed>) = 1 [pid 3942] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3941] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] unlink("./23/binderfs" [pid 3944] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3944] <... mprotect resumed>) = 0 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3944] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./24/cgroup.net", ./strace-static-x86_64: Process 3945 attached [pid 3943] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3945] set_robust_list(0x7f6e2577a9e0, 24 [pid 3944] <... clone resumed>, parent_tid=[55], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 55 [pid 3943] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3942] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3938] close(10 [pid 3615] unlink("./24/cgroup.net" [pid 3611] <... unlink resumed>) = 0 [pid 3945] <... set_robust_list resumed>) = 0 [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3611] umount2("./23/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3945] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3944] <... futex resumed>) = 0 [pid 3615] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3945] <... openat resumed>) = 3 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3942] <... futex resumed>) = 1 [pid 3940] <... futex resumed>) = 0 [pid 3938] close(11 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./24/cgroup.cpu", [pid 3945] <... futex resumed>) = 0 [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] close(12 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] lstat("./23/memory.events", [pid 3945] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3944] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./24/cgroup.cpu" [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3945] <... openat resumed>) = 4 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3942] socket(AF_XDP, SOCK_RAW, 0 [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] close(13 [pid 3615] <... unlink resumed>) = 0 [pid 3611] unlink("./23/memory.events" [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3945] <... futex resumed>) = 0 [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3945] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3944] <... futex resumed>) = 0 [pid 3943] <... futex resumed>) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3938] close(14 [pid 3615] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3943] socket(AF_XDP, SOCK_RAW, 0 [pid 3942] <... socket resumed>) = 6 [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3611] umount2("./23/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3943] <... socket resumed>) = 6 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] close(15 [pid 3615] rmdir("./24" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] <... write resumed>) = 61440 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... futex resumed>) = 0 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3940] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3611] lstat("./23/cgroup", [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... futex resumed>) = 0 [pid 3942] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3940] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] close(16 [pid 3615] mkdir("./25", 0777 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3945] <... futex resumed>) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3940] <... futex resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3611] unlink("./23/cgroup" [pid 3945] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] <... futex resumed>) = 0 [pid 3940] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] close(17 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3946 attached [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] <... futex resumed>) = 0 [pid 3943] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3942] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3941] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3946] set_robust_list(0x55555684f5e0, 24 [pid 3945] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3938] close(18 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 58 [pid 3943] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3942] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] umount2("./23/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3946] <... set_robust_list resumed>) = 0 [pid 3945] <... mmap resumed>) = 0x20000000 [pid 3943] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] chdir("./25" [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3943] <... futex resumed>) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3938] close(19 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3940] <... futex resumed>) = 0 [pid 3942] <... futex resumed>) = 1 [pid 3946] <... chdir resumed>) = 0 [pid 3945] <... futex resumed>) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3943] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3942] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] close(3 [pid 3940] close(3 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./23/cgroup.net", [pid 3946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3945] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... close resumed>) = 0 [pid 3940] <... close resumed>) = 0 [pid 3938] close(20 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3946] <... prctl resumed>) = 0 [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] <... futex resumed>) = 0 [pid 3941] close(4 [pid 3940] close(4 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./23/cgroup.net" [pid 3946] setpgid(0, 0 [pid 3945] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] <... close resumed>) = 0 [pid 3940] <... close resumed>) = 0 [pid 3946] <... setpgid resumed>) = 0 [pid 3945] <... socket resumed>) = 5 [pid 3941] close(5 [pid 3940] close(5 [pid 3938] close(21 [pid 3611] <... unlink resumed>) = 0 [pid 3946] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... close resumed>) = 0 [pid 3940] <... close resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./23/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3945] <... futex resumed>) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3946] <... symlink resumed>) = 0 [pid 3941] close(6 [pid 3946] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3945] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] <... close resumed>) = 0 [pid 3940] close(6 [pid 3938] close(22 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] <... futex resumed>) = 0 [pid 3941] close(7 [pid 3946] <... symlink resumed>) = 0 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = 0 [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] lstat("./23/cgroup.cpu", [pid 3946] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3945] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3941] close(8 [pid 3940] close(7 [pid 3938] close(23 [pid 3946] <... symlink resumed>) = 0 [pid 3945] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3941] close(9 [pid 3940] close(8 [pid 3938] close(24 [pid 3611] unlink("./23/cgroup.cpu" [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] <... openat resumed>) = 3 [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] close(10 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] write(3, "1000", 4 [pid 3945] <... futex resumed>) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(9 [pid 3938] close(25 [pid 3611] <... unlink resumed>) = 0 [pid 3946] <... write resumed>) = 4 [pid 3945] socket(AF_XDP, SOCK_RAW, 0 [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] close(11 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 3946] close(3 [pid 3945] <... socket resumed>) = 6 [pid 3944] <... futex resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(10 [pid 3938] close(26 [pid 3946] <... close resumed>) = 0 [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] close(12 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3946] symlink("/dev/binderfs", "./binderfs" [pid 3945] <... futex resumed>) = 0 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(11 [pid 3938] close(27 [pid 3611] close(3 [pid 3946] <... symlink resumed>) = 0 [pid 3945] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] close(13 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... close resumed>) = 0 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3944] <... futex resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(12 [pid 3938] close(28 [pid 3611] rmdir("./23" [pid 3946] <... futex resumed>) = 0 [pid 3945] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3944] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3941] close(14 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(13 [pid 3938] close(29 [pid 3945] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] <... rmdir resumed>) = 0 [pid 3946] <... mmap resumed>) = 0x7f6e2575a000 [pid 3945] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3941] close(15 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3938] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./24", 0777 [pid 3946] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3945] <... futex resumed>) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(14 [pid 3938] exit_group(0 [pid 3945] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] close(3 [pid 3941] close(16 [pid 3611] <... mkdir resumed>) = 0 [pid 3946] <... mprotect resumed>) = 0 [pid 3944] <... close resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3939] <... futex resumed>) = ? [pid 3938] <... exit_group resumed>) = ? [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3946] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3944] close(4 [pid 3941] close(17 [pid 3940] close(15 [pid 3944] <... close resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3944] close(5 [pid 3941] close(18 [pid 3944] <... close resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3944] close(6 [pid 3941] close(19 [pid 3944] <... close resumed>) = 0 [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3939] +++ exited with 0 +++ [pid 3938] +++ exited with 0 +++ ./strace-static-x86_64: Process 3947 attached [pid 3944] close(7 [pid 3941] close(20 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3947] set_robust_list(0x7f6e2577a9e0, 24 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3947] <... set_robust_list resumed>) = 0 [pid 3944] close(8 [pid 3941] close(21./strace-static-x86_64: Process 3948 attached [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] <... clone resumed>, parent_tid=[59], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 59 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(16 [pid 3948] set_robust_list(0x55555684f5e0, 24 [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] close(9 [pid 3941] close(22 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... set_robust_list resumed>) = 0 [pid 3947] <... futex resumed>) = 0 [pid 3946] <... futex resumed>) = 1 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(17 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 55 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3948] chdir("./24" [pid 3947] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] close(10 [pid 3941] close(23 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... chdir resumed>) = 0 [pid 3947] <... openat resumed>) = 3 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(18 [pid 3948] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] close(11 [pid 3941] close(24 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... prctl resumed>) = 0 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(19 [pid 3610] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3948] setpgid(0, 0 [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] close(12 [pid 3941] close(25 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3948] <... setpgid resumed>) = 0 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(20 [pid 3610] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3948] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3947] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] close(13 [pid 3941] close(26 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... symlink resumed>) = 0 [pid 3947] <... openat resumed>) = 4 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(21 [pid 3610] <... openat resumed>) = 3 [pid 3948] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] close(14 [pid 3941] close(27 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] fstat(3, [pid 3948] <... symlink resumed>) = 0 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(22 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3948] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] close(15 [pid 3941] close(28 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3948] <... symlink resumed>) = 0 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(23 [pid 3948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3947] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] close(16 [pid 3941] close(29 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3948] <... openat resumed>) = 3 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3941] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(24 [pid 3610] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3948] write(3, "1000", 4 [pid 3944] close(17 [pid 3941] exit_group(0 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3943] <... futex resumed>) = ? [pid 3941] <... exit_group resumed>) = ? [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] <... write resumed>) = 4 [pid 3944] close(18 [pid 3943] +++ exited with 0 +++ [pid 3941] +++ exited with 0 +++ [pid 3947] <... write resumed>) = 61440 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3948] close(3 [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] close(25 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] lstat("./24/binderfs", [pid 3948] <... close resumed>) = 0 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] close(19 [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3948] symlink("/dev/binderfs", "./binderfs" [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3944] close(20 [pid 3940] close(26 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3948] <... symlink resumed>) = 0 [pid 3947] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3948] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] unlink("./24/binderfs" [pid 3947] <... mmap resumed>) = 0x20000000 [pid 3944] close(21 [pid 3940] close(27 [pid 3613] <... openat resumed>) = 3 [pid 3948] <... futex resumed>) = 0 [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] fstat(3, [pid 3610] <... unlink resumed>) = 0 [pid 3948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] close(22 [pid 3940] close(28 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3948] <... mmap resumed>) = 0x7f6e2575a000 [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3948] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3944] close(23 [pid 3940] close(29 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3948] <... mprotect resumed>) = 0 [pid 3947] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3940] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] lstat("./24/memory.events", [pid 3948] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3947] <... socket resumed>) = 5 [pid 3944] close(24 [pid 3940] exit_group(0 [pid 3613] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 3949 attached [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] close(25 [pid 3942] <... futex resumed>) = ? [pid 3940] <... exit_group resumed>) = ? [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./24/memory.events" [pid 3949] set_robust_list(0x7f6e2577a9e0, 24 [pid 3948] <... clone resumed>, parent_tid=[56], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 56 [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... set_robust_list resumed>) = 0 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3944] close(26 [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3947] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3942] +++ exited with 0 +++ [pid 3940] +++ exited with 0 +++ [pid 3613] lstat("./25/binderfs", [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3944] close(27 [pid 3610] <... unlink resumed>) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3948] <... futex resumed>) = 1 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3944] close(28 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3613] unlink("./25/binderfs" [pid 3949] <... openat resumed>) = 3 [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... restart_syscall resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3944] close(29 [pid 3613] <... unlink resumed>) = 0 [pid 3610] lstat("./24/cgroup", [pid 3949] <... futex resumed>) = 1 [pid 3948] <... futex resumed>) = 0 [pid 3947] socket(AF_XDP, SOCK_RAW, 0 [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3944] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... socket resumed>) = 6 [pid 3946] <... futex resumed>) = 0 [pid 3944] exit_group(0 [pid 3614] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] <... futex resumed>) = 0 [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3945] <... futex resumed>) = ? [pid 3944] <... exit_group resumed>) = ? [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/memory.events", [pid 3610] unlink("./24/cgroup" [pid 3949] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] <... futex resumed>) = 0 [pid 3946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] +++ exited with 0 +++ [pid 3944] +++ exited with 0 +++ [pid 3614] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3949] <... openat resumed>) = 4 [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 3613] unlink("./25/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... futex resumed>) = 0 [pid 3614] fstat(3, [pid 3949] <... futex resumed>) = 1 [pid 3947] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3946] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... futex resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] getdents64(3, [pid 3949] <... futex resumed>) = 0 [pid 3948] <... futex resumed>) = 1 [pid 3947] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3949] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3947] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3947] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3946] close(3 [pid 3614] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3946] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./24/cgroup.net", [pid 3946] close(4 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3946] <... close resumed>) = 0 [pid 3613] lstat("./25/cgroup", [pid 3612] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] lstat("./24/binderfs", [pid 3946] close(5 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3610] unlink("./24/cgroup.net" [pid 3946] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./25/cgroup" [pid 3612] fstat(3, [pid 3949] <... write resumed>) = 61440 [pid 3946] close(6 [pid 3614] unlink("./24/binderfs" [pid 3610] <... unlink resumed>) = 0 [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3949] <... futex resumed>) = 1 [pid 3948] <... futex resumed>) = 0 [pid 3946] close(7 [pid 3614] <... unlink resumed>) = 0 [pid 3613] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] getdents64(3, [pid 3610] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] close(8 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3949] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3948] <... futex resumed>) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./25/cgroup.net", [pid 3612] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./24/cgroup.cpu", [pid 3949] <... mmap resumed>) = 0x20000000 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3946] close(9 [pid 3614] lstat("./24/memory.events", [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./25/cgroup.net" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3949] <... futex resumed>) = 0 [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] close(10 [pid 3614] unlink("./24/memory.events" [pid 3612] lstat("./24/binderfs", [pid 3949] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3948] <... futex resumed>) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] unlink("./24/cgroup.cpu" [pid 3949] <... socket resumed>) = 5 [pid 3946] close(11 [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3949] <... futex resumed>) = 0 [pid 3946] close(12 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./24/binderfs" [pid 3610] <... unlink resumed>) = 0 [pid 3948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3946] close(13 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./25/cgroup.cpu", [pid 3614] lstat("./24/cgroup", [pid 3612] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 3949] <... futex resumed>) = 0 [pid 3948] <... futex resumed>) = 1 [pid 3946] close(14 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3946] close(15 [pid 3613] unlink("./25/cgroup.cpu" [pid 3612] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3949] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3946] close(16 [pid 3613] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] close(3 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] close(17) = -1 EBADF (Bad file descriptor) [pid 3946] close(18 [pid 3614] unlink("./24/cgroup" [pid 3613] getdents64(3, [pid 3612] lstat("./24/memory.events", [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 3946] close(19) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3946] close(20 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] rmdir("./24" [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] close(3 [pid 3612] unlink("./24/memory.events" [pid 3946] close(21) = -1 EBADF (Bad file descriptor) [pid 3946] close(22 [pid 3610] <... rmdir resumed>) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3946] close(23 [pid 3613] <... close resumed>) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3946] close(24) = -1 EBADF (Bad file descriptor) [pid 3946] close(25) = -1 EBADF (Bad file descriptor) [pid 3946] close(26) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./25" [pid 3614] lstat("./24/cgroup.net", [pid 3612] <... unlink resumed>) = 0 [pid 3610] mkdir("./25", 0777 [pid 3946] close(27) = -1 EBADF (Bad file descriptor) [pid 3946] close(28) = -1 EBADF (Bad file descriptor) [pid 3946] close(29 [pid 3613] <... rmdir resumed>) = 0 [pid 3946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3946] exit_group(0 [pid 3610] <... mkdir resumed>) = 0 [pid 3614] unlink("./24/cgroup.net" [pid 3613] mkdir("./26", 0777 [pid 3947] <... futex resumed>) = ? [pid 3946] <... exit_group resumed>) = ? [pid 3612] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3949] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3947] +++ exited with 0 +++ [pid 3946] +++ exited with 0 +++ [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 3950 attached [pid 3614] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./24/cgroup", [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] set_robust_list(0x55555684f5e0, 24 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3950] <... set_robust_list resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3950] chdir("./25") = 0 [pid 3615] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3951 attached [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3949] <... futex resumed>) = 1 [pid 3948] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./24/cgroup.cpu", [pid 3612] unlink("./24/cgroup" [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 56 [pid 3951] set_robust_list(0x55555684f5e0, 24 [pid 3950] <... prctl resumed>) = 0 [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3951] <... set_robust_list resumed>) = 0 [pid 3950] setpgid(0, 0 [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] <... futex resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 3614] unlink("./24/cgroup.cpu" [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 60 [pid 3612] <... unlink resumed>) = 0 [pid 3951] chdir("./26" [pid 3950] <... setpgid resumed>) = 0 [pid 3949] socket(AF_XDP, SOCK_RAW, 0 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] fstat(3, [pid 3951] <... chdir resumed>) = 0 [pid 3950] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3949] <... socket resumed>) = 6 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] <... symlink resumed>) = 0 [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] getdents64(3, [pid 3614] getdents64(3, [pid 3951] <... prctl resumed>) = 0 [pid 3950] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3949] <... futex resumed>) = 1 [pid 3948] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] setpgid(0, 0 [pid 3950] <... symlink resumed>) = 0 [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] close(3 [pid 3612] lstat("./24/cgroup.net", [pid 3951] <... setpgid resumed>) = 0 [pid 3950] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... close resumed>) = 0 [pid 3951] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3950] <... symlink resumed>) = 0 [pid 3615] lstat("./25/binderfs", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3951] <... symlink resumed>) = 0 [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3949] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3948] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] rmdir("./24" [pid 3612] unlink("./24/cgroup.net" [pid 3951] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3950] <... openat resumed>) = 3 [pid 3615] unlink("./25/binderfs" [pid 3951] <... symlink resumed>) = 0 [pid 3950] write(3, "1000", 4 [pid 3949] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... unlink resumed>) = 0 [pid 3951] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3950] <... write resumed>) = 4 [pid 3615] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] <... symlink resumed>) = 0 [pid 3950] close(3 [pid 3949] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3951] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] <... close resumed>) = 0 [pid 3949] <... futex resumed>) = 1 [pid 3948] <... futex resumed>) = 0 [pid 3615] lstat("./25/memory.events", [pid 3614] mkdir("./25", 0777 [pid 3612] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] <... openat resumed>) = 3 [pid 3950] symlink("/dev/binderfs", "./binderfs" [pid 3949] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3951] write(3, "1000", 4 [pid 3950] <... symlink resumed>) = 0 [pid 3615] unlink("./25/memory.events" [pid 3614] <... mkdir resumed>) = 0 [pid 3951] <... write resumed>) = 4 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] close(3 [pid 3950] <... futex resumed>) = 0 [pid 3948] close(4 [pid 3615] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] <... close resumed>) = 0 [pid 3950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] symlink("/dev/binderfs", "./binderfs" [pid 3950] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] lstat("./25/cgroup", ./strace-static-x86_64: Process 3952 attached [pid 3951] <... symlink resumed>) = 0 [pid 3950] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3948] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] lstat("./24/cgroup.cpu", [pid 3952] set_robust_list(0x55555684f5e0, 24 [pid 3951] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... mprotect resumed>) = 0 [pid 3948] close(5 [pid 3615] unlink("./25/cgroup" [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 57 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3952] <... set_robust_list resumed>) = 0 [pid 3951] <... futex resumed>) = 0 [pid 3950] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3948] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3612] unlink("./24/cgroup.cpu"./strace-static-x86_64: Process 3953 attached [pid 3952] chdir("./25" [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3948] close(6 [pid 3615] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3953] set_robust_list(0x7f6e2577a9e0, 24 [pid 3952] <... chdir resumed>) = 0 [pid 3951] <... mmap resumed>) = 0x7f6e2575a000 [pid 3950] <... clone resumed>, parent_tid=[57], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 57 [pid 3948] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3953] <... set_robust_list resumed>) = 0 [pid 3952] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3951] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(7 [pid 3615] lstat("./25/cgroup.net", [pid 3953] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3952] <... prctl resumed>) = 0 [pid 3951] <... mprotect resumed>) = 0 [pid 3950] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] getdents64(3, [pid 3953] <... openat resumed>) = 3 [pid 3952] setpgid(0, 0 [pid 3951] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] close(8 [pid 3615] unlink("./25/cgroup.net" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 3954 attached [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... setpgid resumed>) = 0 [pid 3950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] close(3 [pid 3954] set_robust_list(0x7f6e2577a9e0, 24 [pid 3953] <... futex resumed>) = 0 [pid 3952] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3951] <... clone resumed>, parent_tid=[61], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 61 [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(9 [pid 3615] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... close resumed>) = 0 [pid 3954] <... set_robust_list resumed>) = 0 [pid 3953] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3952] <... symlink resumed>) = 0 [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] rmdir("./24" [pid 3954] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3952] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./25/cgroup.cpu", [pid 3953] <... openat resumed>) = 4 [pid 3952] <... symlink resumed>) = 0 [pid 3948] close(10 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 3952] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] unlink("./25/cgroup.cpu" [pid 3954] <... openat resumed>) = 3 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... symlink resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] mkdir("./25", 0777 [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = 1 [pid 3952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3950] <... futex resumed>) = 0 [pid 3948] close(11 [pid 3615] getdents64(3, [pid 3954] <... futex resumed>) = 1 [pid 3953] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] <... openat resumed>) = 3 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 3954] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] write(3, "1000", 4 [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3948] close(12 [pid 3615] close(3 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3953] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3952] <... write resumed>) = 4 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3952] close(3 [pid 3615] rmdir("./25"./strace-static-x86_64: Process 3955 attached [pid 3952] <... close resumed>) = 0 [pid 3948] close(13 [pid 3615] <... rmdir resumed>) = 0 [pid 3952] symlink("/dev/binderfs", "./binderfs" [pid 3615] mkdir("./26", 0777 [pid 3955] set_robust_list(0x55555684f5e0, 24 [pid 3954] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3952] <... symlink resumed>) = 0 [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 56 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(14 [pid 3955] <... set_robust_list resumed>) = 0 [pid 3954] <... openat resumed>) = 4 [pid 3952] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3955] chdir("./25" [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... write resumed>) = 61440 [pid 3952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3948] close(15 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3956 attached [pid 3955] <... chdir resumed>) = 0 [pid 3954] <... futex resumed>) = 1 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... mmap resumed>) = 0x7f6e2575a000 [pid 3951] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] set_robust_list(0x55555684f5e0, 24 [pid 3955] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3954] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] <... futex resumed>) = 1 [pid 3952] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3948] close(16 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 60 [pid 3956] <... set_robust_list resumed>) = 0 [pid 3955] <... prctl resumed>) = 0 [pid 3954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3953] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] <... mprotect resumed>) = 0 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] chdir("./26" [pid 3955] setpgid(0, 0 [pid 3954] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3948] close(17./strace-static-x86_64: Process 3957 attached [pid 3956] <... chdir resumed>) = 0 [pid 3955] <... setpgid resumed>) = 0 [pid 3953] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] set_robust_list(0x7f6e2577a9e0, 24 [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3955] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3952] <... clone resumed>, parent_tid=[58], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 58 [pid 3948] close(18 [pid 3957] <... set_robust_list resumed>) = 0 [pid 3956] <... prctl resumed>) = 0 [pid 3953] <... mmap resumed>) = 0x20000000 [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3956] setpgid(0, 0 [pid 3952] <... futex resumed>) = 0 [pid 3948] close(19 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... openat resumed>) = 3 [pid 3956] <... setpgid resumed>) = 0 [pid 3955] <... symlink resumed>) = 0 [pid 3953] <... futex resumed>) = 1 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3955] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3954] <... write resumed>) = 61440 [pid 3953] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(20 [pid 3957] <... futex resumed>) = 0 [pid 3956] <... symlink resumed>) = 0 [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3957] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3956] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... socket resumed>) = 5 [pid 3952] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] <... openat resumed>) = 4 [pid 3956] <... symlink resumed>) = 0 [pid 3955] <... symlink resumed>) = 0 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] close(21 [pid 3951] <... futex resumed>) = 0 [pid 3954] <... futex resumed>) = 1 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3955] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3954] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] <... futex resumed>) = 0 [pid 3956] <... symlink resumed>) = 0 [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] <... futex resumed>) = 0 [pid 3948] close(22 [pid 3957] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3954] <... mmap resumed>) = 0x20000000 [pid 3953] <... futex resumed>) = 1 [pid 3952] <... futex resumed>) = 0 [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... symlink resumed>) = 0 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... openat resumed>) = 3 [pid 3955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3948] close(23 [pid 3957] <... write resumed>) = 61440 [pid 3956] write(3, "1000", 4 [pid 3955] <... openat resumed>) = 3 [pid 3954] <... futex resumed>) = 1 [pid 3953] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3951] <... futex resumed>) = 0 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... write resumed>) = 4 [pid 3955] write(3, "1000", 4 [pid 3954] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(24 [pid 3957] <... futex resumed>) = 1 [pid 3952] <... futex resumed>) = 0 [pid 3957] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... futex resumed>) = 0 [pid 3957] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... mmap resumed>) = 0x20000000 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3952] <... futex resumed>) = 0 [pid 3957] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] <... socket resumed>) = 5 [pid 3951] <... futex resumed>) = 0 [pid 3957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... socket resumed>) = 5 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3952] <... futex resumed>) = 0 [pid 3957] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... futex resumed>) = 0 [pid 3948] close(25 [pid 3956] close(3 [pid 3957] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3955] <... write resumed>) = 4 [pid 3956] <... close resumed>) = 0 [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3956] symlink("/dev/binderfs", "./binderfs" [pid 3955] close(3 [pid 3954] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3948] close(26 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... symlink resumed>) = 0 [pid 3952] <... futex resumed>) = 0 [pid 3955] <... close resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(27 [pid 3956] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] symlink("/dev/binderfs", "./binderfs" [pid 3952] <... futex resumed>) = 0 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... futex resumed>) = 1 [pid 3954] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3956] <... futex resumed>) = 0 [pid 3955] <... symlink resumed>) = 0 [pid 3953] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3957] socket(AF_XDP, SOCK_RAW, 0) = 6 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... futex resumed>) = 0 [pid 3952] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3952] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... futex resumed>) = 1 [pid 3956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3948] close(28 [pid 3956] <... mmap resumed>) = 0x7f6e2575a000 [pid 3956] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3955] <... futex resumed>) = 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3948] close(29 [pid 3956] <... mprotect resumed>) = 0 [pid 3955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3955] <... mmap resumed>) = 0x7f6e2575a000 [pid 3948] exit_group(0./strace-static-x86_64: Process 3958 attached [pid 3955] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3949] <... futex resumed>) = ? [pid 3948] <... exit_group resumed>) = ? [pid 3956] <... clone resumed>, parent_tid=[61], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 61 [pid 3955] <... mprotect resumed>) = 0 [pid 3958] set_robust_list(0x7f6e2577a9e0, 24) = 0 [pid 3958] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591) = -1 ENOMEM (Cannot allocate memory) [pid 3949] +++ exited with 0 +++ [pid 3948] +++ exited with 0 +++ [pid 3955] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3959 attached ) = 1 [pid 3955] <... clone resumed>, parent_tid=[57], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 57 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3959] set_robust_list(0x7f6e2577a9e0, 24 [pid 3958] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... set_robust_list resumed>) = 0 [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3958] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3957] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... openat resumed>) = 3 [pid 3958] <... openat resumed>) = 3 [pid 3957] <... futex resumed>) = 1 [pid 3952] <... futex resumed>) = 0 [pid 3611] umount2("./24", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3955] <... futex resumed>) = 0 [pid 3959] <... futex resumed>) = 1 [pid 3611] openat(AT_FDCWD, "./24", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] close(3 [pid 3958] <... futex resumed>) = 1 [pid 3956] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = 0 [pid 3959] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3958] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(4 [pid 3611] <... openat resumed>) = 3 [pid 3959] <... openat resumed>) = 4 [pid 3958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = 0 [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... futex resumed>) = 0 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(5 [pid 3611] fstat(3, [pid 3959] <... futex resumed>) = 0 [pid 3958] <... openat resumed>) = 4 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... futex resumed>) = 1 [pid 3952] <... close resumed>) = 0 [pid 3950] <... futex resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3953] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] close(6 [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] getdents64(3, [pid 3958] <... futex resumed>) = 1 [pid 3956] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... close resumed>) = 0 [pid 3950] <... futex resumed>) = 0 [pid 3959] <... futex resumed>) = 0 [pid 3958] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = 1 [pid 3953] socket(AF_XDP, SOCK_RAW, 0 [pid 3952] close(7 [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3959] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... socket resumed>) = 6 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./24/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3958] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(8 [pid 3953] <... futex resumed>) = 1 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3953] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] close(9 [pid 3950] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./24/binderfs", [pid 3959] <... write resumed>) = 61440 [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... futex resumed>) = 0 [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... write resumed>) = 61440 [pid 3952] close(10 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3959] <... futex resumed>) = 1 [pid 3955] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./24/binderfs" [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] <... futex resumed>) = 1 [pid 3956] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(11 [pid 3953] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3959] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3956] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3953] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3952] close(12 [pid 3958] <... mmap resumed>) = 0x20000000 [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./24/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3959] <... mmap resumed>) = 0x20000000 [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3953] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(13 [pid 3951] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... futex resumed>) = 1 [pid 3956] <... futex resumed>) = 0 [pid 3953] <... futex resumed>) = 1 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... futex resumed>) = 0 [pid 3611] lstat("./24/memory.events", [pid 3959] <... futex resumed>) = 1 [pid 3958] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... futex resumed>) = 0 [pid 3954] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3953] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] close(14 [pid 3951] <... futex resumed>) = 0 [pid 3950] close(3 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] <... futex resumed>) = 0 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3950] <... close resumed>) = 0 [pid 3611] unlink("./24/memory.events" [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... futex resumed>) = 0 [pid 3954] <... futex resumed>) = 0 [pid 3952] close(15 [pid 3951] <... mmap resumed>) = 0x7f6e25739000 [pid 3950] close(4 [pid 3954] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3952] close(16) = -1 EBADF (Bad file descriptor) [pid 3952] close(17 [pid 3611] <... unlink resumed>) = 0 [pid 3958] <... socket resumed>) = 5 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3959] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] close(18 [pid 3951] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3950] <... close resumed>) = 0 [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./24/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3959] <... socket resumed>) = 5 [pid 3958] <... futex resumed>) = 1 [pid 3956] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... mprotect resumed>) = 0 [pid 3950] close(5 [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(19 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3956] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] close(20 [pid 3959] <... futex resumed>) = 1 [pid 3955] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... close resumed>) = 0 [pid 3951] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] close(21 [pid 3611] lstat("./24/cgroup", [pid 3959] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3958] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3955] <... futex resumed>) = 0 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] close(6./strace-static-x86_64: Process 3960 attached [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] close(22 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3960] set_robust_list(0x7f6e257599e0, 24 [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3960] <... set_robust_list resumed>) = 0 [pid 3952] close(23 [pid 3950] <... close resumed>) = 0 [pid 3960] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3952] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... clone resumed>, parent_tid=[62], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 62 [pid 3611] unlink("./24/cgroup" [pid 3952] close(24) = -1 EBADF (Bad file descriptor) [pid 3952] close(25) = -1 EBADF (Bad file descriptor) [pid 3952] close(26) = -1 EBADF (Bad file descriptor) [pid 3952] close(27) = -1 EBADF (Bad file descriptor) [pid 3952] close(28) = -1 EBADF (Bad file descriptor) [pid 3952] close(29) = -1 EBADF (Bad file descriptor) [pid 3952] exit_group(0 [pid 3957] <... futex resumed>) = ? [pid 3952] <... exit_group resumed>) = ? [pid 3959] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3957] +++ exited with 0 +++ [pid 3952] +++ exited with 0 +++ [pid 3951] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] close(7 [pid 3611] <... unlink resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3960] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = 1 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./24/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3960] socket(AF_XDP, SOCK_RAW, 0 [pid 3951] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] close(8 [pid 3960] <... socket resumed>) = 6 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3960] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] close(9 [pid 3611] lstat("./24/cgroup.net", [pid 3960] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3960] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] close(10 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3954] <... futex resumed>) = 0 [pid 3951] <... futex resumed>) = 1 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./24/cgroup.net" [pid 3951] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3950] close(11 [pid 3614] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3954] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3954] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3950] close(12 [pid 3614] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] umount2("./24/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3954] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3954] <... futex resumed>) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3950] close(13 [pid 3614] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3954] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3951] close(3 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] lstat("./24/cgroup.cpu", [pid 3951] <... close resumed>) = 0 [pid 3950] close(14 [pid 3614] getdents64(3, [pid 3951] close(4 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3951] <... close resumed>) = 0 [pid 3950] close(15 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] unlink("./24/cgroup.cpu" [pid 3951] close(5 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] <... close resumed>) = 0 [pid 3950] close(16 [pid 3611] <... unlink resumed>) = 0 [pid 3951] close(6 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] getdents64(3, [pid 3951] <... close resumed>) = 0 [pid 3950] close(17 [pid 3614] lstat("./25/binderfs", [pid 3951] close(7 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] close(18 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] close(3 [pid 3951] close(8 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./25/binderfs" [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] close(19 [pid 3611] <... close resumed>) = 0 [pid 3951] close(9) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] close(10 [pid 3950] close(20 [pid 3614] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] rmdir("./24" [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3951] close(11) = -1 EBADF (Bad file descriptor) [pid 3951] close(12) = -1 EBADF (Bad file descriptor) [pid 3951] close(13) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 3950] close(21 [pid 3951] close(14 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./25/memory.events", [pid 3611] mkdir("./25", 0777 [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] close(22 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3951] close(15 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./25/memory.events" [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] close(16) = -1 EBADF (Bad file descriptor) [pid 3951] close(17) = -1 EBADF (Bad file descriptor) [pid 3950] close(23 [pid 3951] close(18) = -1 EBADF (Bad file descriptor) [pid 3951] close(19) = -1 EBADF (Bad file descriptor) [pid 3951] close(20) = -1 EBADF (Bad file descriptor) [pid 3951] close(21) = -1 EBADF (Bad file descriptor) [pid 3951] close(22) = -1 EBADF (Bad file descriptor) [pid 3951] close(23 [pid 3614] <... unlink resumed>) = 0 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] close(24) = -1 EBADF (Bad file descriptor) [pid 3951] close(25) = -1 EBADF (Bad file descriptor) [pid 3950] close(24 [pid 3951] close(26 [pid 3614] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 3951] close(27 [pid 3950] close(25 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./25/cgroup", [pid 3951] close(28 [pid 3950] close(26 [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] close(29 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3951] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3950] close(27 [pid 3951] exit_group(0 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./25/cgroup" [pid 3960] <... futex resumed>) = ? [pid 3954] <... futex resumed>) = ? [pid 3951] <... exit_group resumed>) = ? [pid 3950] close(28./strace-static-x86_64: Process 3961 attached [pid 3960] +++ exited with 0 +++ [pid 3954] +++ exited with 0 +++ [pid 3951] +++ exited with 0 +++ [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3961] set_robust_list(0x55555684f5e0, 24 [pid 3950] close(29 [pid 3614] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 57 [pid 3961] <... set_robust_list resumed>) = 0 [pid 3950] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] chdir("./25" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3950] exit_group(0 [pid 3961] <... chdir resumed>) = 0 [pid 3614] lstat("./25/cgroup.net", [pid 3961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3950] <... exit_group resumed>) = ? [pid 3953] <... futex resumed>) = ? [pid 3961] <... prctl resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3961] setpgid(0, 0 [pid 3613] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3961] <... setpgid resumed>) = 0 [pid 3961] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 3953] +++ exited with 0 +++ [pid 3950] +++ exited with 0 +++ [pid 3614] unlink("./25/cgroup.net" [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3961] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3961] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3614] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3961] <... symlink resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] fstat(3, [pid 3610] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3961] <... openat resumed>) = 3 [pid 3961] write(3, "1000", 4 [pid 3614] lstat("./25/cgroup.cpu", [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3961] <... write resumed>) = 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] getdents64(3, [pid 3961] close(3 [pid 3610] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3961] <... close resumed>) = 0 [pid 3614] unlink("./25/cgroup.cpu" [pid 3961] symlink("/dev/binderfs", "./binderfs" [pid 3610] <... openat resumed>) = 3 [pid 3961] <... symlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] fstat(3, [pid 3961] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3614] getdents64(3, [pid 3613] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3961] <... futex resumed>) = 0 [pid 3956] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3956] <... futex resumed>) = 0 [pid 3955] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3614] close(3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 3961] <... mmap resumed>) = 0x7f6e2575a000 [pid 3956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] <... close resumed>) = 0 [pid 3613] lstat("./26/binderfs", [pid 3961] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3956] <... mmap resumed>) = 0x7f6e25739000 [pid 3955] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] rmdir("./25" [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3961] <... mprotect resumed>) = 0 [pid 3956] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3961] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 3962 attached [pid 3956] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3955] <... futex resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] unlink("./26/binderfs" [pid 3610] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3963 attached [pid 3962] set_robust_list(0x7f6e2577a9e0, 24 [pid 3961] <... clone resumed>, parent_tid=[58], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 58 [pid 3955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] mkdir("./26", 0777 [pid 3963] set_robust_list(0x7f6e257599e0, 24 [pid 3962] <... set_robust_list resumed>) = 0 [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... clone resumed>, parent_tid=[62], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 62 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3963] <... set_robust_list resumed>) = 0 [pid 3962] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3961] <... futex resumed>) = 0 [pid 3956] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... mmap resumed>) = 0x7f6e25739000 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./25/binderfs", [pid 3963] socket(AF_XDP, SOCK_RAW, 0 [pid 3962] <... openat resumed>) = 3 [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... futex resumed>) = 0 [pid 3955] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3963] <... socket resumed>) = 6 [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3959] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3956] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3963] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... futex resumed>) = 0 [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 3964 attached [pid 3963] <... futex resumed>) = 0 [pid 3962] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3961] <... futex resumed>) = 0 [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] <... mprotect resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 59 [pid 3613] lstat("./26/memory.events", [pid 3610] unlink("./25/binderfs" [pid 3964] set_robust_list(0x55555684f5e0, 24 [pid 3963] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3962] <... openat resumed>) = 4 [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] <... futex resumed>) = 0 [pid 3955] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 3965 attached [pid 3964] <... set_robust_list resumed>) = 0 [pid 3963] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] <... futex resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] unlink("./26/memory.events" [pid 3965] set_robust_list(0x7f6e257599e0, 24 [pid 3964] chdir("./26" [pid 3963] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... futex resumed>) = 0 [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] <... clone resumed>, parent_tid=[58], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 58 [pid 3610] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3965] <... set_robust_list resumed>) = 0 [pid 3964] <... chdir resumed>) = 0 [pid 3963] <... futex resumed>) = 0 [pid 3962] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3961] <... futex resumed>) = 0 [pid 3956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... unlink resumed>) = 0 [pid 3965] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3963] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... prctl resumed>) = 0 [pid 3962] <... write resumed>) = 61440 [pid 3958] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3955] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./25/memory.events", [pid 3965] socket(AF_XDP, SOCK_RAW, 0 [pid 3964] setpgid(0, 0 [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./26/cgroup", [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3965] <... socket resumed>) = 6 [pid 3964] <... setpgid resumed>) = 0 [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./25/memory.events" [pid 3965] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3962] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3958] <... futex resumed>) = 0 [pid 3613] unlink("./26/cgroup" [pid 3965] <... futex resumed>) = 1 [pid 3962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3961] <... futex resumed>) = 0 [pid 3956] close(3 [pid 3955] <... futex resumed>) = 0 [pid 3965] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... close resumed>) = 0 [pid 3955] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3964] <... symlink resumed>) = 0 [pid 3962] <... mmap resumed>) = 0x20000000 [pid 3959] <... futex resumed>) = 0 [pid 3958] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] close(4 [pid 3955] <... futex resumed>) = 1 [pid 3613] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3964] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = 0 [pid 3955] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3959] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3956] close(5 [pid 3964] <... symlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3964] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3962] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3959] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3956] <... close resumed>) = 0 [pid 3613] lstat("./26/cgroup.net", [pid 3610] lstat("./25/cgroup", [pid 3964] <... symlink resumed>) = 0 [pid 3962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3961] <... futex resumed>) = 0 [pid 3959] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] close(6 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3962] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3959] <... futex resumed>) = 1 [pid 3956] <... close resumed>) = 0 [pid 3955] <... futex resumed>) = 0 [pid 3613] unlink("./26/cgroup.net" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3964] <... openat resumed>) = 3 [pid 3962] <... socket resumed>) = 5 [pid 3959] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] close(7 [pid 3955] close(3 [pid 3964] write(3, "1000", 4 [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] unlink("./25/cgroup" [pid 3964] <... write resumed>) = 4 [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3956] close(8 [pid 3955] close(4 [pid 3613] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3964] close(3 [pid 3962] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3964] <... close resumed>) = 0 [pid 3962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3961] <... futex resumed>) = 0 [pid 3956] close(9 [pid 3955] close(5 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3964] symlink("/dev/binderfs", "./binderfs" [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = 0 [pid 3613] lstat("./26/cgroup.cpu", [pid 3610] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3964] <... symlink resumed>) = 0 [pid 3962] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3956] close(10 [pid 3955] close(6 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3964] <... futex resumed>) = 0 [pid 3956] close(11 [pid 3955] close(7 [pid 3613] unlink("./26/cgroup.cpu" [pid 3610] lstat("./25/cgroup.net", [pid 3964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] close(12 [pid 3955] close(8 [pid 3613] <... unlink resumed>) = 0 [pid 3964] <... mmap resumed>) = 0x7f6e2575a000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3964] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3956] close(13 [pid 3955] close(9 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] unlink("./25/cgroup.net" [pid 3964] <... mprotect resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 3956] close(14 [pid 3955] close(10 [pid 3610] <... unlink resumed>) = 0 [pid 3964] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] close(15 [pid 3955] close(11 [pid 3613] <... close resumed>) = 0 [pid 3610] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3966 attached [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./26" [pid 3966] set_robust_list(0x7f6e2577a9e0, 24 [pid 3964] <... clone resumed>, parent_tid=[60], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 60 [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3956] close(16 [pid 3955] close(12 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3966] <... set_robust_list resumed>) = 0 [pid 3962] socket(AF_XDP, SOCK_RAW, 0 [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] lstat("./25/cgroup.cpu", [pid 3966] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3964] <... futex resumed>) = 0 [pid 3962] <... socket resumed>) = 6 [pid 3961] <... futex resumed>) = 0 [pid 3956] close(17 [pid 3955] close(13 [pid 3613] mkdir("./27", 0777 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3966] <... openat resumed>) = 3 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3962] <... futex resumed>) = 0 [pid 3961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3956] close(18 [pid 3955] close(14 [pid 3613] <... mkdir resumed>) = 0 [pid 3610] unlink("./25/cgroup.cpu" [pid 3966] <... futex resumed>) = 0 [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3966] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3964] <... futex resumed>) = 0 [pid 3962] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3961] <... futex resumed>) = 0 [pid 3956] close(19 [pid 3955] close(15 [pid 3610] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3967 attached [pid 3966] <... openat resumed>) = 4 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 3967] set_robust_list(0x55555684f5e0, 24 [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3962] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3956] close(20 [pid 3955] close(16 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 63 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3967] <... set_robust_list resumed>) = 0 [pid 3966] <... futex resumed>) = 0 [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3962] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] close(3 [pid 3967] chdir("./27" [pid 3966] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3964] <... futex resumed>) = 0 [pid 3962] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] close(21 [pid 3955] close(17 [pid 3967] <... chdir resumed>) = 0 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3962] <... futex resumed>) = 1 [pid 3961] <... futex resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3962] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3961] close(3 [pid 3956] close(22 [pid 3955] close(18 [pid 3610] rmdir("./25" [pid 3967] <... prctl resumed>) = 0 [pid 3966] <... write resumed>) = 61440 [pid 3961] <... close resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(4 [pid 3956] close(23 [pid 3955] close(19 [pid 3967] setpgid(0, 0 [pid 3966] <... futex resumed>) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... rmdir resumed>) = 0 [pid 3967] <... setpgid resumed>) = 0 [pid 3966] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(5 [pid 3956] close(24 [pid 3955] close(20 [pid 3610] mkdir("./26", 0777 [pid 3967] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3966] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] close(6 [pid 3956] close(25 [pid 3955] close(21 [pid 3610] <... mkdir resumed>) = 0 [pid 3967] <... symlink resumed>) = 0 [pid 3966] <... mmap resumed>) = 0x20000000 [pid 3961] <... close resumed>) = 0 [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3967] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(7 [pid 3956] close(26 [pid 3955] close(22 [pid 3966] <... futex resumed>) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3966] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(8 [pid 3956] close(27 [pid 3955] close(23./strace-static-x86_64: Process 3968 attached [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] set_robust_list(0x55555684f5e0, 24 [pid 3967] <... symlink resumed>) = 0 [pid 3966] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] close(9 [pid 3956] close(28 [pid 3955] close(24 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 58 [pid 3968] <... set_robust_list resumed>) = 0 [pid 3967] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3966] <... socket resumed>) = 5 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] chdir("./26" [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(10 [pid 3956] close(29 [pid 3955] close(25 [pid 3968] <... chdir resumed>) = 0 [pid 3967] <... symlink resumed>) = 0 [pid 3966] <... futex resumed>) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3956] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3966] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(11 [pid 3956] exit_group(0 [pid 3955] close(26 [pid 3968] <... prctl resumed>) = 0 [pid 3967] <... openat resumed>) = 3 [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... futex resumed>) = 0 [pid 3963] <... futex resumed>) = ? [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3958] <... futex resumed>) = ? [pid 3956] <... exit_group resumed>) = ? [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] setpgid(0, 0 [pid 3967] write(3, "1000", 4 [pid 3966] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3963] +++ exited with 0 +++ [pid 3961] close(12 [pid 3958] +++ exited with 0 +++ [pid 3956] +++ exited with 0 +++ [pid 3955] close(27 [pid 3968] <... setpgid resumed>) = 0 [pid 3967] <... write resumed>) = 4 [pid 3966] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] close(13 [pid 3955] close(28 [pid 3968] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3967] close(3 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3961] close(14 [pid 3955] close(29 [pid 3968] <... symlink resumed>) = 0 [pid 3967] <... close resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3955] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3968] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3967] symlink("/dev/binderfs", "./binderfs" [pid 3961] close(15 [pid 3955] exit_group(0 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3965] <... futex resumed>) = ? [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3959] <... futex resumed>) = ? [pid 3955] <... exit_group resumed>) = ? [pid 3968] <... symlink resumed>) = 0 [pid 3967] <... symlink resumed>) = 0 [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3965] +++ exited with 0 +++ [pid 3961] close(16 [pid 3959] +++ exited with 0 +++ [pid 3955] +++ exited with 0 +++ [pid 3968] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3967] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3966] socket(AF_XDP, SOCK_RAW, 0 [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(17 [pid 3968] <... symlink resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3966] <... socket resumed>) = 6 [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3968] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] close(18 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3968] <... openat resumed>) = 3 [pid 3967] <... mmap resumed>) = 0x7f6e2575a000 [pid 3966] <... futex resumed>) = 0 [pid 3964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3968] write(3, "1000", 4 [pid 3967] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3966] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] close(19 [pid 3615] <... openat resumed>) = 3 [pid 3968] <... write resumed>) = 4 [pid 3967] <... mprotect resumed>) = 0 [pid 3966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... futex resumed>) = 0 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3612] <... restart_syscall resumed>) = 0 [pid 3968] close(3 [pid 3967] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3964] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3961] close(20./strace-static-x86_64: Process 3969 attached [pid 3968] <... close resumed>) = 0 [pid 3966] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3969] set_robust_list(0x7f6e2577a9e0, 24 [pid 3968] symlink("/dev/binderfs", "./binderfs" [pid 3967] <... clone resumed>, parent_tid=[64], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 64 [pid 3966] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3961] close(21 [pid 3615] getdents64(3, [pid 3969] <... set_robust_list resumed>) = 0 [pid 3966] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] <... symlink resumed>) = 0 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] <... futex resumed>) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3961] close(22 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3966] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] close(3 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3968] <... futex resumed>) = 0 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] <... close resumed>) = 0 [pid 3961] close(23 [pid 3969] <... openat resumed>) = 3 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3964] close(4 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... mmap resumed>) = 0x7f6e2575a000 [pid 3964] <... close resumed>) = 0 [pid 3961] close(24 [pid 3615] lstat("./26/binderfs", [pid 3969] <... futex resumed>) = 1 [pid 3968] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3967] <... futex resumed>) = 0 [pid 3964] close(5 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... openat resumed>) = 3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] <... mprotect resumed>) = 0 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... close resumed>) = 0 [pid 3961] close(25 [pid 3615] unlink("./26/binderfs" [pid 3612] fstat(3, [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3967] <... futex resumed>) = 0 [pid 3964] close(6 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3969] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3964] <... close resumed>) = 0 [pid 3961] close(26 [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 3970 attached [pid 3969] <... openat resumed>) = 4 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(7 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3970] set_robust_list(0x7f6e2577a9e0, 24 [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... clone resumed>, parent_tid=[59], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 59 [pid 3967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] close(27 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3970] <... set_robust_list resumed>) = 0 [pid 3969] <... futex resumed>) = 0 [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(8 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./26/memory.events", [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3970] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3969] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3968] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] close(28 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3970] <... openat resumed>) = 3 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(9 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./26/memory.events" [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] close(29 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3970] <... futex resumed>) = 0 [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(10 [pid 3961] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] lstat("./25/binderfs", [pid 3970] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3969] <... write resumed>) = 61440 [pid 3968] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3961] exit_group(0 [pid 3615] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3970] <... openat resumed>) = 4 [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(11 [pid 3962] <... futex resumed>) = ? [pid 3961] <... exit_group resumed>) = ? [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... futex resumed>) = 1 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3962] +++ exited with 0 +++ [pid 3961] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./25/binderfs" [pid 3970] <... futex resumed>) = 1 [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] <... futex resumed>) = 0 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(12 [pid 3615] lstat("./26/cgroup", [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3970] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3969] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3968] <... futex resumed>) = 0 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(13 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3969] <... mmap resumed>) = 0x20000000 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./26/cgroup" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(14 [pid 3969] <... futex resumed>) = 1 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(15 [pid 3612] lstat("./25/memory.events", [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3970] <... write resumed>) = 61440 [pid 3969] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(16 [pid 3615] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... socket resumed>) = 5 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./25", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3970] <... futex resumed>) = 1 [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 0 [pid 3964] close(17 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./25/memory.events" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3970] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3969] <... futex resumed>) = 1 [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./26/cgroup.net", [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(18 [pid 3969] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(19 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./25", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3970] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./26/cgroup.net" [pid 3970] <... mmap resumed>) = 0x20000000 [pid 3969] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3964] close(20 [pid 3612] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... openat resumed>) = 3 [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3970] <... futex resumed>) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3964] close(21 [pid 3615] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] fstat(3, [pid 3970] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3964] close(22 [pid 3615] lstat("./26/cgroup.cpu", [pid 3612] lstat("./25/cgroup", [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3970] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3964] close(23 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] getdents64(3, [pid 3970] <... socket resumed>) = 5 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./26/cgroup.cpu" [pid 3612] unlink("./25/cgroup" [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(24 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3964] close(25) = -1 EBADF (Bad file descriptor) [pid 3964] close(26 [pid 3612] <... unlink resumed>) = 0 [pid 3970] <... futex resumed>) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3612] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./25/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3970] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(27 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3968] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3612] lstat("./25/cgroup.net", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] close(28 [pid 3969] <... futex resumed>) = 1 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3969] socket(AF_XDP, SOCK_RAW, 0 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] close(29 [pid 3969] <... socket resumed>) = 6 [pid 3967] <... futex resumed>) = 0 [pid 3964] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] lstat("./25/binderfs", [pid 3970] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3964] exit_group(0 [pid 3615] rmdir("./26" [pid 3612] unlink("./25/cgroup.net" [pid 3969] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3966] <... futex resumed>) = ? [pid 3964] <... exit_group resumed>) = ? [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3969] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3967] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3966] +++ exited with 0 +++ [pid 3964] +++ exited with 0 +++ [pid 3615] <... rmdir resumed>) = 0 [pid 3969] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3967] <... futex resumed>) = 0 [pid 3615] mkdir("./27", 0777 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] <... unlink resumed>) = 0 [pid 3611] unlink("./25/binderfs" [pid 3969] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3969] <... futex resumed>) = 0 [pid 3967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] <... mkdir resumed>) = 0 [pid 3969] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] close(3) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./25/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3967] close(4) = 0 [pid 3967] close(5) = 0 [pid 3967] close(6) = 0 [pid 3967] close(7) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3971 attached [pid 3967] close(8 [pid 3971] set_robust_list(0x55555684f5e0, 24 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 63 [pid 3971] <... set_robust_list resumed>) = 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] chdir("./27" [pid 3612] lstat("./25/cgroup.cpu", [pid 3614] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./25/memory.events", [pid 3971] <... chdir resumed>) = 0 [pid 3967] close(9 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3971] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] unlink("./25/cgroup.cpu" [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3971] <... prctl resumed>) = 0 [pid 3967] close(10 [pid 3614] <... openat resumed>) = 3 [pid 3611] unlink("./25/memory.events" [pid 3971] setpgid(0, 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3612] <... unlink resumed>) = 0 [pid 3971] <... setpgid resumed>) = 0 [pid 3967] close(11 [pid 3971] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3971] <... symlink resumed>) = 0 [pid 3967] close(12 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] getdents64(3, [pid 3971] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3611] umount2("./25/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3971] <... symlink resumed>) = 0 [pid 3967] close(13 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3971] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3971] <... symlink resumed>) = 0 [pid 3967] close(14 [pid 3614] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] close(3 [pid 3611] lstat("./25/cgroup", [pid 3971] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... openat resumed>) = 3 [pid 3967] close(15 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... close resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3971] write(3, "1000", 4 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./26/binderfs", [pid 3612] rmdir("./25" [pid 3611] unlink("./25/cgroup" [pid 3971] <... write resumed>) = 4 [pid 3967] close(16 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3971] close(3 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... close resumed>) = 0 [pid 3967] close(17 [pid 3971] symlink("/dev/binderfs", "./binderfs" [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3971] <... symlink resumed>) = 0 [pid 3967] close(18 [pid 3614] unlink("./26/binderfs" [pid 3612] mkdir("./26", 0777 [pid 3611] <... unlink resumed>) = 0 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... futex resumed>) = 0 [pid 3967] close(19 [pid 3614] <... unlink resumed>) = 0 [pid 3971] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... mmap resumed>) = 0x7f6e2575a000 [pid 3967] close(20 [pid 3612] <... mkdir resumed>) = 0 [pid 3971] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] umount2("./25/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3971] <... mprotect resumed>) = 0 [pid 3967] close(21 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3971] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3972 attached [pid 3967] close(22./strace-static-x86_64: Process 3973 attached [pid 3972] set_robust_list(0x7f6e2577a9e0, 24 [pid 3971] <... clone resumed>, parent_tid=[64], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 64 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./26/memory.events", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3973] set_robust_list(0x55555684f5e0, 24 [pid 3972] <... set_robust_list resumed>) = 0 [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] close(23 [pid 3973] <... set_robust_list resumed>) = 0 [pid 3972] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3971] <... futex resumed>) = 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 59 [pid 3611] lstat("./25/cgroup.net", [pid 3973] chdir("./26" [pid 3972] <... openat resumed>) = 3 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] close(24 [pid 3614] unlink("./26/memory.events" [pid 3973] <... chdir resumed>) = 0 [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3972] <... futex resumed>) = 0 [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] close(25 [pid 3973] <... prctl resumed>) = 0 [pid 3972] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3971] <... futex resumed>) = 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3973] setpgid(0, 0 [pid 3972] <... openat resumed>) = 4 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] close(26 [pid 3614] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./25/cgroup.net" [pid 3973] <... setpgid resumed>) = 0 [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3972] <... futex resumed>) = 0 [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] close(27 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3973] <... symlink resumed>) = 0 [pid 3972] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3971] <... futex resumed>) = 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./26/cgroup", [pid 3611] umount2("./25/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3973] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3967] close(28 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3973] <... symlink resumed>) = 0 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./26/cgroup" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3973] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3967] close(29 [pid 3973] <... symlink resumed>) = 0 [pid 3972] <... write resumed>) = 61440 [pid 3967] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./25/cgroup.cpu", [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] exit_group(0 [pid 3614] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3973] <... openat resumed>) = 3 [pid 3972] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3969] <... futex resumed>) = ? [pid 3967] <... exit_group resumed>) = ? [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3973] write(3, "1000", 4 [pid 3972] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3969] +++ exited with 0 +++ [pid 3967] +++ exited with 0 +++ [pid 3973] <... write resumed>) = 4 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] <... futex resumed>) = 0 [pid 3973] close(3 [pid 3972] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./26/cgroup.net", [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] unlink("./25/cgroup.cpu" [pid 3973] <... close resumed>) = 0 [pid 3972] <... mmap resumed>) = 0x20000000 [pid 3968] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3973] symlink("/dev/binderfs", "./binderfs" [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./26/cgroup.net" [pid 3611] <... unlink resumed>) = 0 [pid 3973] <... symlink resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3968] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3973] <... futex resumed>) = 0 [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] <... futex resumed>) = 0 [pid 3614] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3972] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] <... mmap resumed>) = 0x7f6e2575a000 [pid 3972] <... socket resumed>) = 5 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] close(3 [pid 3973] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] lstat("./26/cgroup.cpu", [pid 3613] <... openat resumed>) = 3 [pid 3973] <... mprotect resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3968] <... mmap resumed>) = 0x7f6e25739000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] fstat(3, [pid 3611] <... close resumed>) = 0 [pid 3973] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3972] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3968] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3614] unlink("./26/cgroup.cpu" [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] rmdir("./25"./strace-static-x86_64: Process 3974 attached [pid 3972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3971] <... futex resumed>) = 0 [pid 3974] set_robust_list(0x7f6e2577a9e0, 24 [pid 3973] <... clone resumed>, parent_tid=[60], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 60 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3613] getdents64(3, [pid 3611] <... rmdir resumed>) = 0 [pid 3968] <... mprotect resumed>) = 0 [pid 3974] <... set_robust_list resumed>) = 0 [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] getdents64(3, [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] mkdir("./26", 0777 [pid 3974] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3973] <... futex resumed>) = 0 [pid 3972] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3970] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3968] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3974] <... openat resumed>) = 3 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] close(3 [pid 3611] <... mkdir resumed>) = 0 [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3974] <... futex resumed>) = 0 [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] rmdir("./26" [pid 3613] lstat("./27/binderfs", [pid 3974] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3973] <... futex resumed>) = 0 [pid 3974] <... openat resumed>) = 4 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3975 attached [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] <... futex resumed>) = 0 [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3973] <... futex resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 3976 attached [pid 3975] set_robust_list(0x55555684f5e0, 24 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./27", 0777 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 59 [pid 3976] set_robust_list(0x7f6e257599e0, 24 [pid 3975] <... set_robust_list resumed>) = 0 [pid 3970] <... futex resumed>) = 0 [pid 3968] <... clone resumed>, parent_tid=[60], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 60 [pid 3976] <... set_robust_list resumed>) = 0 [pid 3976] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] <... mkdir resumed>) = 0 [pid 3613] unlink("./27/binderfs" [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3972] socket(AF_XDP, SOCK_RAW, 0 [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3975] chdir("./26" [pid 3972] <... socket resumed>) = 6 [pid 3971] <... futex resumed>) = 0 [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3972] <... futex resumed>) = 0 [pid 3971] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... unlink resumed>) = 0 [pid 3975] <... chdir resumed>) = 0 [pid 3971] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3977 attached [pid 3975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3974] <... write resumed>) = 61440 [pid 3971] <... futex resumed>) = 0 [pid 3970] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] set_robust_list(0x55555684f5e0, 24 [pid 3976] <... futex resumed>) = 0 [pid 3975] <... prctl resumed>) = 0 [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3971] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3968] <... futex resumed>) = 1 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 61 [pid 3613] lstat("./27/memory.events", [pid 3977] <... set_robust_list resumed>) = 0 [pid 3976] socket(AF_XDP, SOCK_RAW, 0 [pid 3975] setpgid(0, 0 [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3972] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3968] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3977] chdir("./27" [pid 3976] <... socket resumed>) = 6 [pid 3975] <... setpgid resumed>) = 0 [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3972] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./27/memory.events" [pid 3977] <... chdir resumed>) = 0 [pid 3976] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 0 [pid 3972] <... futex resumed>) = 1 [pid 3971] <... futex resumed>) = 0 [pid 3977] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3976] <... futex resumed>) = 1 [pid 3974] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3972] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3971] close(3 [pid 3613] <... unlink resumed>) = 0 [pid 3977] <... prctl resumed>) = 0 [pid 3976] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] <... symlink resumed>) = 0 [pid 3974] <... mmap resumed>) = 0x20000000 [pid 3971] <... close resumed>) = 0 [pid 3968] <... futex resumed>) = 0 [pid 3977] setpgid(0, 0 [pid 3975] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(4 [pid 3968] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] <... setpgid resumed>) = 0 [pid 3975] <... symlink resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3975] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(5 [pid 3970] <... futex resumed>) = 0 [pid 3968] <... futex resumed>) = 1 [pid 3613] lstat("./27/cgroup", [pid 3977] <... symlink resumed>) = 0 [pid 3975] <... symlink resumed>) = 0 [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = 0 [pid 3968] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3974] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] close(6 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3977] <... symlink resumed>) = 0 [pid 3975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3974] <... socket resumed>) = 5 [pid 3971] <... close resumed>) = 0 [pid 3970] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3613] unlink("./27/cgroup" [pid 3977] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3975] <... openat resumed>) = 3 [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(7 [pid 3977] <... symlink resumed>) = 0 [pid 3975] write(3, "1000", 4 [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3977] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(8 [pid 3977] <... openat resumed>) = 3 [pid 3975] <... write resumed>) = 4 [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3970] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] write(3, "1000", 4 [pid 3975] close(3 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] close(9 [pid 3970] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... write resumed>) = 4 [pid 3975] <... close resumed>) = 0 [pid 3974] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3970] <... futex resumed>) = 1 [pid 3968] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] close(3 [pid 3975] symlink("/dev/binderfs", "./binderfs" [pid 3971] close(10 [pid 3970] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] close(3 [pid 3613] lstat("./27/cgroup.net", [pid 3977] <... close resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3977] symlink("/dev/binderfs", "./binderfs" [pid 3975] <... symlink resumed>) = 0 [pid 3971] close(11 [pid 3968] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3977] <... symlink resumed>) = 0 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(4 [pid 3613] unlink("./27/cgroup.net" [pid 3977] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = 0 [pid 3971] close(12 [pid 3968] <... close resumed>) = 0 [pid 3977] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3968] close(5 [pid 3977] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3971] close(13 [pid 3975] <... mmap resumed>) = 0x7f6e2575a000 [pid 3613] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] <... mmap resumed>) = 0x7f6e2575a000 [pid 3975] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = 0 [pid 3977] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3971] close(14 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] <... mprotect resumed>) = 0 [pid 3975] <... mprotect resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(6 [pid 3613] lstat("./27/cgroup.cpu", [pid 3977] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3975] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3971] close(15./strace-static-x86_64: Process 3978 attached ) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 3979 attached [pid 3978] set_robust_list(0x7f6e2577a9e0, 24 [pid 3977] <... clone resumed>, parent_tid=[62], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 62 [pid 3971] close(16 [pid 3968] close(7 [pid 3613] unlink("./27/cgroup.cpu" [pid 3979] set_robust_list(0x7f6e2577a9e0, 24 [pid 3978] <... set_robust_list resumed>) = 0 [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... clone resumed>, parent_tid=[60], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 60 [pid 3974] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... set_robust_list resumed>) = 0 [pid 3978] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3977] <... futex resumed>) = 0 [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(17 [pid 3968] close(8 [pid 3613] <... unlink resumed>) = 0 [pid 3979] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3978] <... openat resumed>) = 3 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3979] <... openat resumed>) = 3 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(18 [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3978] <... futex resumed>) = 0 [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(9 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3979] <... futex resumed>) = 0 [pid 3978] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3977] <... futex resumed>) = 0 [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] socket(AF_XDP, SOCK_RAW, 0 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] close(19 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 3979] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3978] <... openat resumed>) = 4 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3974] <... socket resumed>) = 6 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(10 [pid 3613] <... close resumed>) = 0 [pid 3979] <... openat resumed>) = 4 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(20 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./27" [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3978] <... futex resumed>) = 0 [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(11 [pid 3979] <... futex resumed>) = 0 [pid 3978] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3977] <... futex resumed>) = 0 [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(21 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3979] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(12 [pid 3613] mkdir("./28", 0777 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3973] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] close(22 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3978] <... write resumed>) = 61440 [pid 3974] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3979] <... write resumed>) = 61440 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3971] close(23 [pid 3968] close(13 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3978] <... futex resumed>) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3974] <... futex resumed>) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3978] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3974] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] close(3 [pid 3971] close(24 [pid 3978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3978] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] close(4 [pid 3971] close(25./strace-static-x86_64: Process 3980 attached [pid 3979] <... futex resumed>) = 1 [pid 3978] <... mmap resumed>) = 0x20000000 [pid 3975] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(14 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 65 [pid 3980] set_robust_list(0x55555684f5e0, 24 [pid 3979] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(5 [pid 3971] close(26 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] <... set_robust_list resumed>) = 0 [pid 3979] <... mmap resumed>) = 0x20000000 [pid 3978] <... futex resumed>) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(15 [pid 3980] chdir("./28" [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3978] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] close(6 [pid 3971] close(27 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] <... chdir resumed>) = 0 [pid 3979] <... futex resumed>) = 0 [pid 3978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... close resumed>) = 0 [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(16 [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3979] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3978] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(7 [pid 3971] close(28 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] <... prctl resumed>) = 0 [pid 3979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3978] <... socket resumed>) = 5 [pid 3975] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] setpgid(0, 0 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(8 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3979] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3971] close(29 [pid 3968] close(17 [pid 3980] <... setpgid resumed>) = 0 [pid 3978] <... futex resumed>) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3971] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... socket resumed>) = 5 [pid 3978] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3973] close(9 [pid 3971] exit_group(0 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3972] <... futex resumed>) = ? [pid 3971] <... exit_group resumed>) = ? [pid 3980] <... symlink resumed>) = 0 [pid 3979] <... futex resumed>) = 1 [pid 3978] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3973] close(10 [pid 3972] +++ exited with 0 +++ [pid 3971] +++ exited with 0 +++ [pid 3968] close(18 [pid 3980] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3979] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3978] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] close(11 [pid 3980] <... symlink resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... futex resumed>) = 0 [pid 3973] close(12 [pid 3968] close(19 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 3980] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3978] <... futex resumed>) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3979] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3978] socket(AF_XDP, SOCK_RAW, 0 [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(13 [pid 3980] <... symlink resumed>) = 0 [pid 3978] <... socket resumed>) = 6 [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(20 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] close(14 [pid 3978] <... futex resumed>) = 0 [pid 3977] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3977] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(15 [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3977] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3973] close(16 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3978] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3973] close(17 [pid 3968] close(21 [pid 3980] <... openat resumed>) = 3 [pid 3980] write(3, "1000", 4 [pid 3978] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3980] <... write resumed>) = 4 [pid 3978] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] close(18 [pid 3968] close(22 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3980] close(3 [pid 3978] <... futex resumed>) = 1 [pid 3977] <... futex resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3980] <... close resumed>) = 0 [pid 3978] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] close(3 [pid 3973] close(19 [pid 3968] close(23 [pid 3980] symlink("/dev/binderfs", "./binderfs" [pid 3977] <... close resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3977] close(4 [pid 3973] close(20 [pid 3980] <... symlink resumed>) = 0 [pid 3980] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(24 [pid 3615] fstat(3, [pid 3980] <... futex resumed>) = 0 [pid 3977] close(5 [pid 3973] close(21 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3977] <... close resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(25 [pid 3615] getdents64(3, [pid 3980] <... mmap resumed>) = 0x7f6e2575a000 [pid 3977] close(6 [pid 3973] close(22 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3977] <... close resumed>) = 0 [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(26 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3980] <... mprotect resumed>) = 0 [pid 3977] close(7 [pid 3973] close(23 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3980] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(27 [pid 3977] close(8 [pid 3973] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 3981 attached [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./27/binderfs", [pid 3981] set_robust_list(0x7f6e2577a9e0, 24 [pid 3977] close(9 [pid 3973] close(25 [pid 3968] close(28 [pid 3981] <... set_robust_list resumed>) = 0 [pid 3980] <... clone resumed>, parent_tid=[66], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 66 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] close(10 [pid 3973] close(26 [pid 3615] unlink("./27/binderfs" [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3968] close(29 [pid 3981] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 1 [pid 3977] close(11 [pid 3973] close(27 [pid 3968] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3981] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3981] <... openat resumed>) = 3 [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] close(12 [pid 3973] close(28 [pid 3968] exit_group(0 [pid 3615] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3976] <... futex resumed>) = ? [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3970] <... futex resumed>) = ? [pid 3968] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3981] <... futex resumed>) = 0 [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] close(13 [pid 3976] +++ exited with 0 +++ [pid 3973] close(29 [pid 3981] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3973] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3981] <... openat resumed>) = 4 [pid 3977] close(14 [pid 3973] exit_group(0 [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3974] <... futex resumed>) = ? [pid 3973] <... exit_group resumed>) = ? [pid 3981] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 0 [pid 3977] close(15 [pid 3974] +++ exited with 0 +++ [pid 3973] +++ exited with 0 +++ [pid 3970] +++ exited with 0 +++ [pid 3968] +++ exited with 0 +++ [pid 3615] lstat("./27/memory.events", [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] close(16 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./27/memory.events" [pid 3981] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 1 [pid 3977] close(17 [pid 3981] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] close(19 [pid 3612] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3977] close(20 [pid 3615] lstat("./27/cgroup", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3981] <... write resumed>) = 61440 [pid 3977] close(21 [pid 3615] unlink("./27/cgroup" [pid 3610] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3981] <... futex resumed>) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3977] close(22 [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] <... futex resumed>) = 0 [pid 3977] close(23 [pid 3612] <... openat resumed>) = 3 [pid 3981] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 3610] <... openat resumed>) = 3 [pid 3981] <... mmap resumed>) = 0x20000000 [pid 3977] close(24 [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] fstat(3, [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3981] <... futex resumed>) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3977] close(25 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] getdents64(3, [pid 3981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] <... futex resumed>) = 0 [pid 3977] close(26 [pid 3615] lstat("./27/cgroup.net", [pid 3610] getdents64(3, [pid 3981] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3981] <... socket resumed>) = 5 [pid 3977] close(27 [pid 3615] unlink("./27/cgroup.net" [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3981] <... futex resumed>) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3977] close(28 [pid 3615] <... unlink resumed>) = 0 [pid 3610] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] <... futex resumed>) = 0 [pid 3977] close(29 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./26/binderfs", [pid 3610] lstat("./26/binderfs", [pid 3981] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3977] exit_group(0 [pid 3615] lstat("./27/cgroup.cpu", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3978] <... futex resumed>) = ? [pid 3977] <... exit_group resumed>) = ? [pid 3975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3978] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] unlink("./26/binderfs" [pid 3615] unlink("./27/cgroup.cpu" [pid 3610] unlink("./26/binderfs" [pid 3612] <... unlink resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3615] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3612] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3975] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] close(3 [pid 3614] <... restart_syscall resumed>) = 0 [pid 3975] <... futex resumed>) = 0 [pid 3612] lstat("./26/memory.events", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... close resumed>) = 0 [pid 3615] rmdir("./27" [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] lstat("./26/memory.events", [pid 3614] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] unlink("./26/memory.events" [pid 3615] <... rmdir resumed>) = 0 [pid 3610] unlink("./26/memory.events" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3615] mkdir("./28", 0777 [pid 3612] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] fstat(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] getdents64(3, [pid 3612] lstat("./26/cgroup", [pid 3610] lstat("./26/cgroup", [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./26/cgroup" [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] lstat("./27/binderfs", [pid 3612] unlink("./26/cgroup" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3614] unlink("./27/binderfs" [pid 3612] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 3982 attached [pid 3614] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3982] set_robust_list(0x55555684f5e0, 24) = 0 [pid 3982] chdir("./28") = 0 [pid 3982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3982] setpgid(0, 0) = 0 [pid 3982] symlink("/syzcgroup/unified/syz1", "./cgroup") = 0 [pid 3982] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu") = 0 [pid 3982] symlink("/syzcgroup/net/syz1", "./cgroup.net") = 0 [pid 3975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 65 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3975] <... mmap resumed>) = 0x7f6e25739000 [pid 3614] lstat("./27/memory.events", [pid 3612] lstat("./26/cgroup.net", [pid 3610] lstat("./26/cgroup.net", [pid 3982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3975] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./27/memory.events" [pid 3612] unlink("./26/cgroup.net" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3982] <... openat resumed>) = 3 [pid 3982] write(3, "1000", 4 [pid 3614] <... unlink resumed>) = 0 [pid 3610] unlink("./26/cgroup.net" [pid 3612] <... unlink resumed>) = 0 [pid 3982] <... write resumed>) = 4 [pid 3982] close(3 [pid 3610] <... unlink resumed>) = 0 [pid 3612] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3982] <... close resumed>) = 0 [pid 3975] <... mprotect resumed>) = 0 [pid 3614] lstat("./27/cgroup", [pid 3612] lstat("./26/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3982] symlink("/dev/binderfs", "./binderfs" [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] lstat("./26/cgroup.cpu", [pid 3982] <... symlink resumed>) = 0 [pid 3975] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] unlink("./27/cgroup" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3982] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./26/cgroup.cpu" [pid 3610] unlink("./26/cgroup.cpu" [pid 3982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3983 attached [pid 3982] <... mmap resumed>) = 0x7f6e2575a000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3983] set_robust_list(0x7f6e257599e0, 24 [pid 3982] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3612] getdents64(3, [pid 3614] lstat("./27/cgroup.net", [pid 3610] getdents64(3, [pid 3983] <... set_robust_list resumed>) = 0 [pid 3982] <... mprotect resumed>) = 0 [pid 3975] <... clone resumed>, parent_tid=[61], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 61 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3983] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3979] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3975] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./27/cgroup.net" [pid 3612] close(3 [pid 3610] close(3./strace-static-x86_64: Process 3984 attached [pid 3983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3981] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3975] <... futex resumed>) = 0 [pid 3984] set_robust_list(0x7f6e2577a9e0, 24 [pid 3983] socket(AF_XDP, SOCK_RAW, 0 [pid 3982] <... clone resumed>, parent_tid=[66], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 66 [pid 3980] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... close resumed>) = 0 [pid 3975] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... close resumed>) = 0 [pid 3984] <... set_robust_list resumed>) = 0 [pid 3983] <... socket resumed>) = 6 [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3979] <... futex resumed>) = 0 [pid 3614] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] rmdir("./26" [pid 3610] rmdir("./26" [pid 3984] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3983] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] <... futex resumed>) = 0 [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3983] <... futex resumed>) = 1 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = 0 [pid 3983] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3981] socket(AF_XDP, SOCK_RAW, 0 [pid 3980] <... futex resumed>) = 0 [pid 3975] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... rmdir resumed>) = 0 [pid 3981] <... socket resumed>) = 6 [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... futex resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3984] <... openat resumed>) = 3 [pid 3975] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] <... futex resumed>) = 0 [pid 3980] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./27/cgroup.cpu", [pid 3612] mkdir("./27", 0777 [pid 3610] mkdir("./27", 0777 [pid 3984] <... futex resumed>) = 1 [pid 3982] <... futex resumed>) = 0 [pid 3980] <... futex resumed>) = 0 [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3980] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3984] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3982] <... futex resumed>) = 0 [pid 3981] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3979] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] unlink("./27/cgroup.cpu" [pid 3612] <... mkdir resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... openat resumed>) = 4 [pid 3981] <... futex resumed>) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3981] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3980] close(3 [pid 3614] <... unlink resumed>) = 0 [pid 3980] <... close resumed>) = 0 [pid 3980] close(4) = 0 [pid 3980] close(5) = 0 [pid 3980] close(6./strace-static-x86_64: Process 3985 attached ) = 0 [pid 3614] getdents64(3, [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3985] set_robust_list(0x55555684f5e0, 24 [pid 3984] <... futex resumed>) = 1 [pid 3982] <... futex resumed>) = 0 [pid 3980] close(7 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3985] <... set_robust_list resumed>) = 0 [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] chdir("./27" [pid 3982] <... futex resumed>) = 0 [pid 3980] close(8./strace-static-x86_64: Process 3986 attached [pid 3985] <... chdir resumed>) = 0 [pid 3984] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] close(3 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 61 [pid 3986] set_robust_list(0x55555684f5e0, 24 [pid 3985] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3980] close(9 [pid 3979] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... prctl resumed>) = 0 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3979] <... futex resumed>) = 1 [pid 3986] <... set_robust_list resumed>) = 0 [pid 3975] <... futex resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 61 [pid 3986] chdir("./27" [pid 3985] setpgid(0, 0 [pid 3980] close(10 [pid 3979] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3975] close(3 [pid 3614] rmdir("./27" [pid 3986] <... chdir resumed>) = 0 [pid 3985] <... setpgid resumed>) = 0 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = 0 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3985] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3984] <... write resumed>) = 61440 [pid 3980] close(11 [pid 3975] close(4 [pid 3614] <... rmdir resumed>) = 0 [pid 3986] <... prctl resumed>) = 0 [pid 3985] <... symlink resumed>) = 0 [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = 0 [pid 3614] mkdir("./28", 0777 [pid 3986] setpgid(0, 0 [pid 3985] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3984] <... futex resumed>) = 1 [pid 3982] <... futex resumed>) = 0 [pid 3980] close(12 [pid 3975] close(5 [pid 3986] <... setpgid resumed>) = 0 [pid 3985] <... symlink resumed>) = 0 [pid 3984] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3986] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3985] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3982] <... futex resumed>) = 0 [pid 3980] close(13 [pid 3975] close(6 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3986] <... symlink resumed>) = 0 [pid 3985] <... symlink resumed>) = 0 [pid 3984] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = 0 [pid 3985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3980] close(14 [pid 3975] close(7./strace-static-x86_64: Process 3987 attached [pid 3985] <... openat resumed>) = 3 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3987] set_robust_list(0x55555684f5e0, 24 [pid 3985] write(3, "1000", 4 [pid 3984] <... mmap resumed>) = 0x20000000 [pid 3980] close(15 [pid 3975] close(8 [pid 3987] <... set_robust_list resumed>) = 0 [pid 3986] <... symlink resumed>) = 0 [pid 3985] <... write resumed>) = 4 [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 63 [pid 3987] chdir("./28" [pid 3986] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3985] close(3 [pid 3984] <... futex resumed>) = 1 [pid 3982] <... futex resumed>) = 0 [pid 3980] close(16 [pid 3975] close(9 [pid 3987] <... chdir resumed>) = 0 [pid 3986] <... symlink resumed>) = 0 [pid 3985] <... close resumed>) = 0 [pid 3984] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3985] symlink("/dev/binderfs", "./binderfs" [pid 3984] <... socket resumed>) = 5 [pid 3982] <... futex resumed>) = 0 [pid 3980] close(17 [pid 3975] close(10 [pid 3987] <... prctl resumed>) = 0 [pid 3986] <... openat resumed>) = 3 [pid 3985] <... symlink resumed>) = 0 [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] setpgid(0, 0 [pid 3986] write(3, "1000", 4 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = 0 [pid 3982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] close(18 [pid 3975] close(11 [pid 3987] <... setpgid resumed>) = 0 [pid 3986] <... write resumed>) = 4 [pid 3985] <... futex resumed>) = 0 [pid 3984] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3986] close(3 [pid 3985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3982] <... futex resumed>) = 0 [pid 3980] close(19 [pid 3975] close(12 [pid 3987] <... symlink resumed>) = 0 [pid 3986] <... close resumed>) = 0 [pid 3985] <... mmap resumed>) = 0x7f6e2575a000 [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3985] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3980] close(20 [pid 3975] close(13 [pid 3987] <... symlink resumed>) = 0 [pid 3986] symlink("/dev/binderfs", "./binderfs" [pid 3985] <... mprotect resumed>) = 0 [pid 3984] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3986] <... symlink resumed>) = 0 [pid 3985] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3980] close(21 [pid 3975] close(14./strace-static-x86_64: Process 3988 attached [pid 3987] <... symlink resumed>) = 0 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3988] set_robust_list(0x7f6e2577a9e0, 24 [pid 3987] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3985] <... clone resumed>, parent_tid=[62], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 62 [pid 3980] close(22 [pid 3975] close(15 [pid 3988] <... set_robust_list resumed>) = 0 [pid 3987] <... openat resumed>) = 3 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3988] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3987] write(3, "1000", 4 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3980] close(23 [pid 3975] close(16 [pid 3988] <... openat resumed>) = 3 [pid 3987] <... write resumed>) = 4 [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] close(3 [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] close(24 [pid 3975] close(17 [pid 3988] <... futex resumed>) = 0 [pid 3987] <... close resumed>) = 0 [pid 3986] <... mmap resumed>) = 0x7f6e2575a000 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3988] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3987] symlink("/dev/binderfs", "./binderfs" [pid 3986] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3985] <... futex resumed>) = 0 [pid 3980] close(25 [pid 3975] close(18 [pid 3988] <... openat resumed>) = 4 [pid 3987] <... symlink resumed>) = 0 [pid 3986] <... mprotect resumed>) = 0 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3985] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3980] close(26 [pid 3975] close(19./strace-static-x86_64: Process 3989 attached [pid 3988] <... futex resumed>) = 0 [pid 3987] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3989] set_robust_list(0x7f6e2577a9e0, 24 [pid 3988] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3987] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3986] <... clone resumed>, parent_tid=[62], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 62 [pid 3985] <... futex resumed>) = 0 [pid 3980] close(27 [pid 3975] close(20 [pid 3989] <... set_robust_list resumed>) = 0 [pid 3987] <... mmap resumed>) = 0x7f6e2575a000 [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3989] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3987] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3986] <... futex resumed>) = 0 [pid 3980] close(28 [pid 3975] close(21 [pid 3988] <... write resumed>) = 61440 [pid 3989] <... openat resumed>) = 3 [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... mprotect resumed>) = 0 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 1 [pid 3987] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3985] <... futex resumed>) = 0 [pid 3980] close(29 [pid 3975] close(22./strace-static-x86_64: Process 3990 attached [pid 3989] <... futex resumed>) = 0 [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3980] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3990] set_robust_list(0x7f6e2577a9e0, 24 [pid 3989] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... clone resumed>, parent_tid=[64], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 64 [pid 3986] <... futex resumed>) = 0 [pid 3985] <... futex resumed>) = 0 [pid 3980] exit_group(0 [pid 3975] close(23 [pid 3990] <... set_robust_list resumed>) = 0 [pid 3989] <... openat resumed>) = 4 [pid 3988] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] <... futex resumed>) = ? [pid 3980] <... exit_group resumed>) = ? [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3990] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... mmap resumed>) = 0x20000000 [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3981] +++ exited with 0 +++ [pid 3980] +++ exited with 0 +++ [pid 3975] close(24 [pid 3989] <... futex resumed>) = 0 [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3990] <... openat resumed>) = 3 [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... futex resumed>) = 1 [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3975] close(25 [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3990] <... futex resumed>) = 1 [pid 3989] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... futex resumed>) = 0 [pid 3975] close(26 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... restart_syscall resumed>) = 0 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3988] <... socket resumed>) = 5 [pid 3987] <... futex resumed>) = 0 [pid 3975] close(27 [pid 3990] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3989] <... write resumed>) = 61440 [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 1 [pid 3990] <... openat resumed>) = 4 [pid 3985] <... futex resumed>) = 0 [pid 3975] close(28 [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = 1 [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3990] <... futex resumed>) = 1 [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3975] close(29 [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3975] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3988] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3987] <... futex resumed>) = 0 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3982] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3975] exit_group(0 [pid 3613] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3990] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3989] <... mmap resumed>) = 0x20000000 [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] <... futex resumed>) = ? [pid 3982] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3979] <... futex resumed>) = ? [pid 3975] <... exit_group resumed>) = ? [pid 3613] <... openat resumed>) = 3 [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... futex resumed>) = 0 [pid 3983] +++ exited with 0 +++ [pid 3982] <... futex resumed>) = 0 [pid 3979] +++ exited with 0 +++ [pid 3975] +++ exited with 0 +++ [pid 3613] fstat(3, [pid 3989] <... futex resumed>) = 1 [pid 3986] <... futex resumed>) = 0 [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 [pid 3989] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3989] <... socket resumed>) = 5 [pid 3982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3990] <... write resumed>) = 61440 [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] <... mmap resumed>) = 0x7f6e25739000 [pid 3613] getdents64(3, [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... futex resumed>) = 1 [pid 3988] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3986] <... futex resumed>) = 0 [pid 3982] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3990] <... futex resumed>) = 1 [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = 0 [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] <... mprotect resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3988] <... futex resumed>) = 1 [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] <... futex resumed>) = 0 [pid 3985] <... futex resumed>) = 0 [pid 3982] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 3991 attached [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] <... futex resumed>) = 0 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3991] set_robust_list(0x7f6e257599e0, 24 [pid 3990] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... futex resumed>) = 0 [pid 3982] <... clone resumed>, parent_tid=[67], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 67 [pid 3613] lstat("./28/binderfs", [pid 3991] <... set_robust_list resumed>) = 0 [pid 3990] <... mmap resumed>) = 0x20000000 [pid 3988] socket(AF_XDP, SOCK_RAW, 0 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3982] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3991] socket(AF_XDP, SOCK_RAW, 0 [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... socket resumed>) = 6 [pid 3982] <... futex resumed>) = 0 [pid 3613] unlink("./28/binderfs" [pid 3611] umount2("./26", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3991] <... socket resumed>) = 6 [pid 3990] <... futex resumed>) = 1 [pid 3989] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... futex resumed>) = 0 [pid 3982] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3991] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 1 [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3982] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] openat(AT_FDCWD, "./26", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3991] <... futex resumed>) = 0 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] <... futex resumed>) = 1 [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3982] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... openat resumed>) = 3 [pid 3991] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... futex resumed>) = 0 [pid 3984] <... futex resumed>) = 0 [pid 3982] <... futex resumed>) = 1 [pid 3613] lstat("./28/memory.events", [pid 3611] fstat(3, [pid 3990] <... socket resumed>) = 5 [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] <... futex resumed>) = 0 [pid 3985] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3982] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] socket(AF_XDP, SOCK_RAW, 0 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./28/memory.events" [pid 3611] getdents64(3, [pid 3990] <... futex resumed>) = 1 [pid 3988] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3987] <... futex resumed>) = 0 [pid 3984] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./26/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3988] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] lstat("./26/binderfs", [pid 3990] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3984] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3988] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] <... socket resumed>) = 6 [pid 3611] unlink("./26/binderfs") = 0 [pid 3611] umount2("./26/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/memory.events", {st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./26/memory.events" [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3988] <... futex resumed>) = 1 [pid 3985] <... futex resumed>) = 0 [pid 3984] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3990] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3989] <... futex resumed>) = 1 [pid 3988] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] <... futex resumed>) = 0 [pid 3985] close(3 [pid 3984] <... futex resumed>) = 1 [pid 3982] <... futex resumed>) = 0 [pid 3613] lstat("./28/cgroup", [pid 3611] umount2("./26/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] <... close resumed>) = 0 [pid 3984] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] close(3 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3990] <... futex resumed>) = 1 [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3985] close(4 [pid 3982] <... close resumed>) = 0 [pid 3613] unlink("./28/cgroup" [pid 3611] lstat("./26/cgroup", [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... close resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... futex resumed>) = 0 [pid 3985] close(5 [pid 3982] close(4 [pid 3613] <... unlink resumed>) = 0 [pid 3611] unlink("./26/cgroup" [pid 3990] socket(AF_XDP, SOCK_RAW, 0 [pid 3989] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] <... close resumed>) = 0 [pid 3982] <... close resumed>) = 0 [pid 3613] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3990] <... socket resumed>) = 6 [pid 3611] umount2("./26/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] close(6 [pid 3982] close(5 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3989] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3987] <... futex resumed>) = 0 [pid 3990] <... futex resumed>) = 1 [pid 3985] <... close resumed>) = 0 [pid 3982] <... close resumed>) = 0 [pid 3613] lstat("./28/cgroup.net", [pid 3611] lstat("./26/cgroup.net", [pid 3989] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3985] close(7 [pid 3982] close(6 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3989] <... futex resumed>) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3986] <... futex resumed>) = 0 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = 0 [pid 3613] unlink("./28/cgroup.net" [pid 3611] unlink("./26/cgroup.net" [pid 3989] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3985] close(8 [pid 3982] close(7 [pid 3611] <... unlink resumed>) = 0 [pid 3990] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3986] close(3 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./26/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3986] <... close resumed>) = 0 [pid 3985] close(9 [pid 3982] close(8 [pid 3613] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3986] close(4 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./26/cgroup.cpu", [pid 3990] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3986] <... close resumed>) = 0 [pid 3985] close(10 [pid 3982] close(9 [pid 3613] lstat("./28/cgroup.cpu", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3990] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3986] close(5 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./26/cgroup.cpu" [pid 3990] <... futex resumed>) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3986] <... close resumed>) = 0 [pid 3985] close(11 [pid 3982] close(10 [pid 3613] unlink("./28/cgroup.cpu" [pid 3611] <... unlink resumed>) = 0 [pid 3990] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3987] close(3 [pid 3986] close(6 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 3987] <... close resumed>) = 0 [pid 3986] <... close resumed>) = 0 [pid 3985] close(12 [pid 3982] close(11 [pid 3613] getdents64(3, [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3987] close(4 [pid 3986] close(7 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] close(3 [pid 3987] <... close resumed>) = 0 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(13 [pid 3982] close(12 [pid 3613] close(3 [pid 3611] <... close resumed>) = 0 [pid 3987] close(5 [pid 3986] close(8 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 3611] rmdir("./26" [pid 3987] <... close resumed>) = 0 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(14 [pid 3982] close(13 [pid 3613] rmdir("./28" [pid 3611] <... rmdir resumed>) = 0 [pid 3987] close(6 [pid 3986] close(9 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] mkdir("./27", 0777 [pid 3987] <... close resumed>) = 0 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(15 [pid 3982] close(14 [pid 3613] <... rmdir resumed>) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3987] close(7 [pid 3986] close(10 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] mkdir("./29", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3992 attached [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(16 [pid 3982] close(15 [pid 3613] <... mkdir resumed>) = 0 [pid 3992] set_robust_list(0x55555684f5e0, 24 [pid 3987] close(8 [pid 3986] close(11 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 62 [pid 3992] <... set_robust_list resumed>) = 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(17 [pid 3982] close(16 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3992] chdir("./27" [pid 3987] close(9 [pid 3986] close(12 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3987] close(10) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3993 attached [pid 3987] close(11 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(18 [pid 3982] close(17 [pid 3992] <... chdir resumed>) = 0 [pid 3993] set_robust_list(0x55555684f5e0, 24 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3986] close(13 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 67 [pid 3993] <... set_robust_list resumed>) = 0 [pid 3992] <... prctl resumed>) = 0 [pid 3987] close(12 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(19 [pid 3982] close(18 [pid 3993] chdir("./29" [pid 3992] setpgid(0, 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(14 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... chdir resumed>) = 0 [pid 3992] <... setpgid resumed>) = 0 [pid 3987] close(13 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(20 [pid 3982] close(19 [pid 3993] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3992] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(15 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... prctl resumed>) = 0 [pid 3987] close(14 [pid 3993] setpgid(0, 0 [pid 3992] <... symlink resumed>) = 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(21 [pid 3982] close(20 [pid 3993] <... setpgid resumed>) = 0 [pid 3992] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 3987] close(15 [pid 3986] close(16 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 3992] <... symlink resumed>) = 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(22 [pid 3982] close(21 [pid 3993] <... symlink resumed>) = 0 [pid 3992] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 3987] close(16 [pid 3986] close(17 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... symlink resumed>) = 0 [pid 3992] <... symlink resumed>) = 0 [pid 3987] close(17 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(23 [pid 3982] close(22 [pid 3993] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(18 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... symlink resumed>) = 0 [pid 3992] <... openat resumed>) = 3 [pid 3987] close(18 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(24 [pid 3982] close(23 [pid 3993] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3992] write(3, "1000", 4 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(19 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... openat resumed>) = 3 [pid 3992] <... write resumed>) = 4 [pid 3987] close(19 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(25 [pid 3982] close(24 [pid 3993] write(3, "1000", 4 [pid 3992] close(3 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(20 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... write resumed>) = 4 [pid 3992] <... close resumed>) = 0 [pid 3987] close(20 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(26 [pid 3982] close(25 [pid 3993] close(3 [pid 3992] symlink("/dev/binderfs", "./binderfs" [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(21 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... close resumed>) = 0 [pid 3992] <... symlink resumed>) = 0 [pid 3987] close(21 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(27 [pid 3982] close(26 [pid 3993] symlink("/dev/binderfs", "./binderfs" [pid 3992] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(22 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... symlink resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3987] close(22 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(28 [pid 3982] close(27 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(23 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... futex resumed>) = 0 [pid 3992] <... mmap resumed>) = 0x7f6e2575a000 [pid 3987] close(23 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] close(29 [pid 3982] close(28 [pid 3993] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3992] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(24 [pid 3985] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3993] <... mmap resumed>) = 0x7f6e2575a000 [pid 3992] <... mprotect resumed>) = 0 [pid 3987] close(24 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] exit_group(0 [pid 3982] close(29 [pid 3993] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3992] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3988] <... futex resumed>) = ? [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(25 [pid 3985] <... exit_group resumed>) = ? [pid 3982] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3994 attached [pid 3993] <... mprotect resumed>) = 0 [pid 3988] +++ exited with 0 +++ [pid 3987] close(25 [pid 3994] set_robust_list(0x7f6e2577a9e0, 24 [pid 3993] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 3995 attached [pid 3994] <... set_robust_list resumed>) = 0 [pid 3992] <... clone resumed>, parent_tid=[63], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 63 [pid 3987] close(26 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3985] +++ exited with 0 +++ [pid 3982] exit_group(0 [pid 3995] set_robust_list(0x7f6e2577a9e0, 24 [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] <... clone resumed>, parent_tid=[68], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 68 [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... futex resumed>) = ? [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] close(26 [pid 3984] <... futex resumed>) = ? [pid 3982] <... exit_group resumed>) = ? [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3995] <... set_robust_list resumed>) = 0 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = 0 [pid 3991] +++ exited with 0 +++ [pid 3987] close(27 [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3994] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3993] <... futex resumed>) = 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3995] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3994] <... openat resumed>) = 3 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] close(28 [pid 3986] close(27 [pid 3984] +++ exited with 0 +++ [pid 3982] +++ exited with 0 +++ [pid 3995] <... openat resumed>) = 3 [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = 0 [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] close(29 [pid 3986] close(28 [pid 3995] <... futex resumed>) = 1 [pid 3994] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3987] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] <... openat resumed>) = 4 [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] exit_group(0 [pid 3986] close(29 [pid 3615] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3990] <... futex resumed>) = ? [pid 3987] <... exit_group resumed>) = ? [pid 3986] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3995] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3994] <... futex resumed>) = 0 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] +++ exited with 0 +++ [pid 3987] +++ exited with 0 +++ [pid 3986] exit_group(0 [pid 3615] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... openat resumed>) = 3 [pid 3995] <... openat resumed>) = 4 [pid 3994] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3992] <... futex resumed>) = 0 [pid 3989] <... futex resumed>) = ? [pid 3986] <... exit_group resumed>) = ? [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=2, si_stime=2} --- [pid 3615] <... openat resumed>) = 3 [pid 3610] fstat(3, [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] getdents64(3, [pid 3989] +++ exited with 0 +++ [pid 3995] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 0 [pid 3986] +++ exited with 0 +++ [pid 3615] fstat(3, [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] <... write resumed>) = 61440 [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3614] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3994] <... futex resumed>) = 1 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] <... futex resumed>) = 0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./27/binderfs", [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... openat resumed>) = 3 [pid 3610] unlink("./27/binderfs" [pid 3994] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./28/binderfs", [pid 3614] fstat(3, [pid 3610] <... unlink resumed>) = 0 [pid 3995] <... write resumed>) = 61440 [pid 3994] <... mmap resumed>) = 0x20000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./28/binderfs" [pid 3614] getdents64(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] <... futex resumed>) = 1 [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] lstat("./27/memory.events", [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... openat resumed>) = 3 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] fstat(3, [pid 3610] unlink("./27/memory.events" [pid 3995] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3994] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./28/memory.events", [pid 3614] lstat("./28/binderfs", [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 3995] <... mmap resumed>) = 0x20000000 [pid 3994] <... socket resumed>) = 5 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] getdents64(3, [pid 3610] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./28/memory.events" [pid 3614] unlink("./28/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] <... futex resumed>) = 1 [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] lstat("./27/cgroup", [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3615] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] <... socket resumed>) = 5 [pid 3610] unlink("./27/cgroup" [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/memory.events", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 3995] <... futex resumed>) = 0 [pid 3994] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] lstat("./28/cgroup", [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] lstat("./27/binderfs", [pid 3610] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./28/memory.events" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 0 [pid 3992] <... futex resumed>) = 0 [pid 3615] unlink("./28/cgroup" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./27/binderfs" [pid 3995] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./27/cgroup.net", [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] socket(AF_XDP, SOCK_RAW, 0 [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3994] <... socket resumed>) = 6 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/cgroup", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./27/cgroup.net" [pid 3995] <... futex resumed>) = 1 [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] <... futex resumed>) = 0 [pid 3615] lstat("./28/cgroup.net", [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] lstat("./27/memory.events", [pid 3610] <... unlink resumed>) = 0 [pid 3995] socket(AF_XDP, SOCK_RAW, 0 [pid 3994] <... futex resumed>) = 1 [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./28/cgroup" [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3995] <... socket resumed>) = 6 [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] <... futex resumed>) = 0 [pid 3992] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./28/cgroup.net" [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./27/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3992] <... futex resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./27/cgroup.cpu", [pid 3995] <... futex resumed>) = 0 [pid 3993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3992] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3993] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./28/cgroup.net", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./27/cgroup.cpu" [pid 3995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3994] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3993] <... futex resumed>) = 0 [pid 3615] lstat("./28/cgroup.cpu", [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] lstat("./27/cgroup", [pid 3610] <... unlink resumed>) = 0 [pid 3994] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./28/cgroup.net" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] getdents64(3, [pid 3995] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3994] <... futex resumed>) = 1 [pid 3992] <... futex resumed>) = 0 [pid 3615] unlink("./28/cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./27/cgroup" [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3995] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3994] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3992] close(3 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3610] close(3 [pid 3995] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... close resumed>) = 0 [pid 3995] <... futex resumed>) = 1 [pid 3993] <... futex resumed>) = 0 [pid 3992] close(4 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] lstat("./28/cgroup.cpu", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rmdir("./27" [pid 3995] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] close(3 [pid 3992] <... close resumed>) = 0 [pid 3615] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] lstat("./27/cgroup.net", [pid 3610] <... rmdir resumed>) = 0 [pid 3993] <... close resumed>) = 0 [pid 3992] close(5 [pid 3615] <... close resumed>) = 0 [pid 3614] unlink("./28/cgroup.cpu" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] mkdir("./28", 0777 [pid 3993] close(4 [pid 3992] <... close resumed>) = 0 [pid 3615] rmdir("./28" [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./27/cgroup.net" [pid 3610] <... mkdir resumed>) = 0 [pid 3993] <... close resumed>) = 0 [pid 3992] close(6 [pid 3615] <... rmdir resumed>) = 0 [pid 3614] getdents64(3, [pid 3612] <... unlink resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3996 attached [pid 3993] close(5 [pid 3992] <... close resumed>) = 0 [pid 3615] mkdir("./29", 0777 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3993] <... close resumed>) = 0 [pid 3992] close(7 [pid 3615] <... mkdir resumed>) = 0 [pid 3614] close(3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 63 [pid 3996] set_robust_list(0x55555684f5e0, 24 [pid 3993] close(6 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... close resumed>) = 0 [pid 3612] lstat("./27/cgroup.cpu", ./strace-static-x86_64: Process 3997 attached [pid 3996] <... set_robust_list resumed>) = 0 [pid 3993] <... close resumed>) = 0 [pid 3992] close(8 [pid 3614] rmdir("./28" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3997] set_robust_list(0x55555684f5e0, 24 [pid 3996] chdir("./28" [pid 3993] close(7 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 68 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] unlink("./27/cgroup.cpu" [pid 3997] <... set_robust_list resumed>) = 0 [pid 3996] <... chdir resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(9 [pid 3614] mkdir("./29", 0777 [pid 3612] <... unlink resumed>) = 0 [pid 3997] chdir("./29" [pid 3996] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3993] close(8 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] getdents64(3, [pid 3997] <... chdir resumed>) = 0 [pid 3996] <... prctl resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(10 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 3998 attached [pid 3997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3996] setpgid(0, 0 [pid 3993] close(9 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3998] set_robust_list(0x55555684f5e0, 24 [pid 3997] <... prctl resumed>) = 0 [pid 3996] <... setpgid resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(11 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 65 [pid 3612] <... close resumed>) = 0 [pid 3998] <... set_robust_list resumed>) = 0 [pid 3997] setpgid(0, 0 [pid 3996] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3993] close(10 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./27" [pid 3998] chdir("./29" [pid 3997] <... setpgid resumed>) = 0 [pid 3996] <... symlink resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(12 [pid 3612] <... rmdir resumed>) = 0 [pid 3998] <... chdir resumed>) = 0 [pid 3997] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3996] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3993] close(11 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./28", 0777 [pid 3998] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3997] <... symlink resumed>) = 0 [pid 3996] <... symlink resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(13 [pid 3612] <... mkdir resumed>) = 0 [pid 3998] <... prctl resumed>) = 0 [pid 3997] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3996] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3993] close(12 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3999 attached [pid 3998] setpgid(0, 0 [pid 3997] <... symlink resumed>) = 0 [pid 3996] <... symlink resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] close(14 [pid 3999] set_robust_list(0x55555684f5e0, 24 [pid 3998] <... setpgid resumed>) = 0 [pid 3997] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 3996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3993] close(13 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 63 [pid 3999] <... set_robust_list resumed>) = 0 [pid 3998] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3997] <... symlink resumed>) = 0 [pid 3992] close(15 [pid 3996] <... openat resumed>) = 3 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] chdir("./28" [pid 3998] <... symlink resumed>) = 0 [pid 3997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3996] write(3, "1000", 4 [pid 3993] close(14 [pid 3992] close(16 [pid 3999] <... chdir resumed>) = 0 [pid 3998] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 3997] <... openat resumed>) = 3 [pid 3996] <... write resumed>) = 4 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3998] <... symlink resumed>) = 0 [pid 3997] write(3, "1000", 4 [pid 3996] close(3 [pid 3993] close(15 [pid 3992] close(17 [pid 3999] <... prctl resumed>) = 0 [pid 3998] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 3997] <... write resumed>) = 4 [pid 3996] <... close resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] setpgid(0, 0 [pid 3998] <... symlink resumed>) = 0 [pid 3997] close(3 [pid 3996] symlink("/dev/binderfs", "./binderfs" [pid 3993] close(16 [pid 3992] close(18 [pid 3999] <... setpgid resumed>) = 0 [pid 3998] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3997] <... close resumed>) = 0 [pid 3996] <... symlink resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 3998] <... openat resumed>) = 3 [pid 3997] symlink("/dev/binderfs", "./binderfs" [pid 3993] close(17 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3992] close(19 [pid 3999] <... symlink resumed>) = 0 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... symlink resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... futex resumed>) = 0 [pid 3999] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 3998] write(3, "1000", 4 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3993] close(18 [pid 3992] close(20 [pid 3999] <... symlink resumed>) = 0 [pid 3998] <... write resumed>) = 4 [pid 3997] <... futex resumed>) = 0 [pid 3996] <... mmap resumed>) = 0x7f6e2575a000 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 3998] close(3 [pid 3997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3996] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3993] close(19 [pid 3992] close(21 [pid 3999] <... symlink resumed>) = 0 [pid 3998] <... close resumed>) = 0 [pid 3997] <... mmap resumed>) = 0x7f6e2575a000 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... mprotect resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3998] symlink("/dev/binderfs", "./binderfs" [pid 3997] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3992] close(22 [pid 3996] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3993] close(20 [pid 3999] <... openat resumed>) = 3 [pid 3998] <... symlink resumed>) = 0 [pid 3997] <... mprotect resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4000 attached [pid 3999] write(3, "1000", 4 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3993] close(21 [pid 3992] close(23./strace-static-x86_64: Process 4001 attached [pid 4000] set_robust_list(0x7f6e2577a9e0, 24 [pid 3999] <... write resumed>) = 4 [pid 3998] <... futex resumed>) = 0 [pid 3996] <... clone resumed>, parent_tid=[64], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 64 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4001] set_robust_list(0x7f6e2577a9e0, 24 [pid 4000] <... set_robust_list resumed>) = 0 [pid 3999] close(3 [pid 3998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3997] <... clone resumed>, parent_tid=[69], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 69 [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] close(22 [pid 3992] close(24 [pid 4001] <... set_robust_list resumed>) = 0 [pid 4000] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3999] <... close resumed>) = 0 [pid 3998] <... mmap resumed>) = 0x7f6e2575a000 [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... futex resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4001] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4000] <... openat resumed>) = 3 [pid 3999] symlink("/dev/binderfs", "./binderfs" [pid 3998] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] close(23 [pid 3992] close(25 [pid 4001] <... openat resumed>) = 3 [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... symlink resumed>) = 0 [pid 3998] <... mprotect resumed>) = 0 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = 0 [pid 3999] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] close(24 [pid 3992] close(26./strace-static-x86_64: Process 4002 attached [pid 4001] <... futex resumed>) = 0 [pid 4000] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3999] <... futex resumed>) = 0 [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... futex resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4002] set_robust_list(0x7f6e2577a9e0, 24 [pid 4001] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4000] <... openat resumed>) = 4 [pid 3999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3998] <... clone resumed>, parent_tid=[66], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 66 [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] close(25 [pid 3992] close(27 [pid 4002] <... set_robust_list resumed>) = 0 [pid 4001] <... openat resumed>) = 4 [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... mmap resumed>) = 0x7f6e2575a000 [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4002] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = 0 [pid 3999] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3998] <... futex resumed>) = 0 [pid 3997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] close(26 [pid 3992] close(28 [pid 4002] <... openat resumed>) = 3 [pid 4001] <... futex resumed>) = 0 [pid 4000] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3999] <... mprotect resumed>) = 0 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... futex resumed>) = 0 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3999] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] close(27 [pid 3992] close(29 [pid 4002] <... futex resumed>) = 0 [pid 3992] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4003 attached [pid 4002] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] exit_group(0 [pid 4003] set_robust_list(0x7f6e2577a9e0, 24 [pid 4002] <... openat resumed>) = 4 [pid 4000] <... write resumed>) = 61440 [pid 3999] <... clone resumed>, parent_tid=[64], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 64 [pid 3998] <... futex resumed>) = 0 [pid 3994] <... futex resumed>) = ? [pid 3993] close(28 [pid 3992] <... exit_group resumed>) = ? [pid 4003] <... set_robust_list resumed>) = 0 [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] <... futex resumed>) = 0 [pid 4000] <... futex resumed>) = 1 [pid 4002] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4000] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] +++ exited with 0 +++ [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3992] +++ exited with 0 +++ [pid 3998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] <... futex resumed>) = 0 [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... futex resumed>) = 0 [pid 4001] <... write resumed>) = 61440 [pid 3999] <... futex resumed>) = 1 [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3993] close(29 [pid 4003] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4002] <... futex resumed>) = 0 [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = 0 [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] <... futex resumed>) = 1 [pid 3996] <... futex resumed>) = 1 [pid 3993] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4003] <... openat resumed>) = 3 [pid 4002] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4001] <... futex resumed>) = 1 [pid 4000] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] exit_group(0 [pid 3611] umount2("./27", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4000] <... mmap resumed>) = 0x20000000 [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] <... futex resumed>) = ? [pid 3993] <... exit_group resumed>) = ? [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4003] <... futex resumed>) = 1 [pid 4001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... futex resumed>) = 0 [pid 3997] <... futex resumed>) = 0 [pid 3995] +++ exited with 0 +++ [pid 3611] openat(AT_FDCWD, "./27", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4000] <... futex resumed>) = 1 [pid 3611] <... openat resumed>) = 3 [pid 4000] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3993] +++ exited with 0 +++ [pid 3611] fstat(3, [pid 4002] <... write resumed>) = 61440 [pid 4001] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=1, si_stime=3} --- [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4003] <... futex resumed>) = 0 [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... mmap resumed>) = 0x20000000 [pid 3999] <... futex resumed>) = 1 [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] getdents64(3, [pid 4003] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4002] <... futex resumed>) = 1 [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = 0 [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = 1 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4003] <... openat resumed>) = 4 [pid 4002] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4001] <... futex resumed>) = 1 [pid 4000] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./27/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4001] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4000] <... socket resumed>) = 5 [pid 3998] <... futex resumed>) = 0 [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4003] <... futex resumed>) = 1 [pid 4002] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... futex resumed>) = 0 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... futex resumed>) = 0 [pid 3611] lstat("./27/binderfs", [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] <... mmap resumed>) = 0x20000000 [pid 4001] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4000] <... futex resumed>) = 1 [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] <... futex resumed>) = 0 [pid 3613] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... socket resumed>) = 5 [pid 4000] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./27/binderfs" [pid 4003] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4002] <... futex resumed>) = 1 [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] <... futex resumed>) = 0 [pid 3996] <... futex resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... unlink resumed>) = 0 [pid 4002] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4001] <... futex resumed>) = 1 [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... futex resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... openat resumed>) = 3 [pid 3611] umount2("./27/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4001] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4000] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3998] <... futex resumed>) = 0 [pid 3997] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4003] <... write resumed>) = 61440 [pid 4002] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4001] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... futex resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] lstat("./27/memory.events", [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] <... socket resumed>) = 5 [pid 4001] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4000] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3997] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4003] <... futex resumed>) = 1 [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... futex resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4002] <... futex resumed>) = 1 [pid 3998] <... futex resumed>) = 0 [pid 3611] unlink("./27/memory.events" [pid 4003] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4002] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./29/binderfs", [pid 4003] <... mmap resumed>) = 0x20000000 [pid 4002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3998] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./29/binderfs" [pid 4003] <... futex resumed>) = 1 [pid 3999] <... futex resumed>) = 0 [pid 3998] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./27/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4002] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4003] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./29/memory.events", [pid 4003] <... socket resumed>) = 5 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./29/memory.events" [pid 3611] lstat("./27/cgroup", [pid 4003] <... futex resumed>) = 1 [pid 3999] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./27/cgroup" [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./29/cgroup", [pid 4003] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4000] <... futex resumed>) = 1 [pid 3996] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./29/cgroup" [pid 4000] socket(AF_XDP, SOCK_RAW, 0 [pid 3611] umount2("./27/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3996] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4000] <... socket resumed>) = 6 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./27/cgroup.net", [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./29/cgroup.net", [pid 4000] <... futex resumed>) = 1 [pid 3996] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4000] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3996] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./29/cgroup.net" [pid 3611] unlink("./27/cgroup.net" [pid 4000] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4000] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3996] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./27/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] lstat("./29/cgroup.cpu", [pid 4000] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4000] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./29/cgroup.cpu" [pid 4000] <... futex resumed>) = 1 [pid 3996] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] lstat("./27/cgroup.cpu", [pid 4000] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3996] close(3 [pid 3613] getdents64(3, [pid 3996] <... close resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3996] close(4 [pid 3613] close(3 [pid 3611] unlink("./27/cgroup.cpu" [pid 3996] <... close resumed>) = 0 [pid 3613] <... close resumed>) = 0 [pid 3996] close(5 [pid 3613] rmdir("./29" [pid 3611] <... unlink resumed>) = 0 [pid 3996] <... close resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 3611] getdents64(3, [pid 3996] close(6 [pid 3613] mkdir("./30", 0777 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3996] <... close resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3611] close(3 [pid 3996] close(7 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4004 attached [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... close resumed>) = 0 [pid 4004] set_robust_list(0x55555684f5e0, 24 [pid 3996] close(8 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 69 [pid 3611] rmdir("./27" [pid 4004] <... set_robust_list resumed>) = 0 [pid 4003] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] chdir("./30" [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] close(9 [pid 4004] <... chdir resumed>) = 0 [pid 4003] <... futex resumed>) = 1 [pid 3999] <... futex resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 4004] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4003] socket(AF_XDP, SOCK_RAW, 0 [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] close(10 [pid 3611] mkdir("./28", 0777 [pid 4004] <... prctl resumed>) = 0 [pid 4003] <... socket resumed>) = 6 [pid 3999] <... futex resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] setpgid(0, 0 [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3996] close(11 [pid 4004] <... setpgid resumed>) = 0 [pid 4003] <... futex resumed>) = 0 [pid 3999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 4004] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... futex resumed>) = 0 [pid 3996] close(12 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4004] <... symlink resumed>) = 0 [pid 4003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] <... futex resumed>) = 0 [pid 3997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4005 attached [pid 4004] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3999] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] <... mmap resumed>) = 0x7f6e25739000 [pid 3996] close(13 [pid 4005] set_robust_list(0x55555684f5e0, 24 [pid 4004] <... symlink resumed>) = 0 [pid 4003] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3998] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3997] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] <... set_robust_list resumed>) = 0 [pid 4004] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4003] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3998] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... mprotect resumed>) = 0 [pid 3996] close(14 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 64 [pid 4005] chdir("./28" [pid 4004] <... symlink resumed>) = 0 [pid 4003] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3998] <... futex resumed>) = 0 [pid 3997] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4006 attached [pid 4005] <... chdir resumed>) = 0 [pid 4004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4003] <... futex resumed>) = 1 [pid 3999] <... futex resumed>) = 0 [pid 3998] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3996] close(15 [pid 4006] set_robust_list(0x7f6e257599e0, 24 [pid 4005] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4004] <... openat resumed>) = 3 [pid 4003] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] close(3 [pid 3998] <... mmap resumed>) = 0x7f6e25739000 [pid 3997] <... clone resumed>, parent_tid=[70], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 70 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4006] <... set_robust_list resumed>) = 0 [pid 4005] <... prctl resumed>) = 0 [pid 4004] write(3, "1000", 4 [pid 3999] <... close resumed>) = 0 [pid 3998] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3997] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] close(16 [pid 4006] socket(AF_XDP, SOCK_RAW, 0 [pid 4005] setpgid(0, 0 [pid 4004] <... write resumed>) = 4 [pid 3999] close(4 [pid 3997] <... futex resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4006] <... socket resumed>) = 6 [pid 4005] <... setpgid resumed>) = 0 [pid 4004] close(3 [pid 3999] <... close resumed>) = 0 [pid 3998] <... mprotect resumed>) = 0 [pid 3997] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] close(17 [pid 4006] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4004] <... close resumed>) = 0 [pid 3999] close(5 [pid 3998] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4006] <... futex resumed>) = 0 [pid 4005] <... symlink resumed>) = 0 [pid 4004] symlink("/dev/binderfs", "./binderfs" [pid 4001] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3999] <... close resumed>) = 0 [pid 3997] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3996] close(18./strace-static-x86_64: Process 4007 attached [pid 4006] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4005] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4004] <... symlink resumed>) = 0 [pid 3999] close(6 [pid 3997] <... futex resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4001] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] set_robust_list(0x7f6e257599e0, 24 [pid 4006] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4005] <... symlink resumed>) = 0 [pid 4004] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4001] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = 0 [pid 3997] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3996] close(19 [pid 4007] <... set_robust_list resumed>) = 0 [pid 4006] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4004] <... futex resumed>) = 0 [pid 3999] close(7 [pid 3997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4001] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3998] <... clone resumed>, parent_tid=[67], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 67 [pid 4007] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4006] <... futex resumed>) = 0 [pid 4005] <... symlink resumed>) = 0 [pid 4004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] close(3 [pid 3996] close(20 [pid 3998] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4006] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4004] <... mmap resumed>) = 0x7f6e2575a000 [pid 3999] close(8 [pid 3997] <... close resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4007] socket(AF_XDP, SOCK_RAW, 0 [pid 4004] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] <... futex resumed>) = 0 [pid 3997] close(4 [pid 4005] <... openat resumed>) = 3 [pid 3996] close(21 [pid 4007] <... socket resumed>) = 6 [pid 4005] write(3, "1000", 4 [pid 4004] <... mprotect resumed>) = 0 [pid 3999] close(9 [pid 3997] <... close resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4007] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... write resumed>) = 4 [pid 4004] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] close(5 [pid 3996] close(22./strace-static-x86_64: Process 4008 attached [pid 4007] <... futex resumed>) = 0 [pid 4005] close(3 [pid 3999] close(10 [pid 3998] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3997] <... close resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] set_robust_list(0x7f6e2577a9e0, 24 [pid 4007] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] <... close resumed>) = 0 [pid 4004] <... clone resumed>, parent_tid=[70], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 70 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] close(6 [pid 3996] close(23 [pid 4008] <... set_robust_list resumed>) = 0 [pid 4005] symlink("/dev/binderfs", "./binderfs" [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(11 [pid 3998] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3997] <... close resumed>) = 0 [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4002] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4008] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] close(7 [pid 3996] close(24 [pid 4005] <... symlink resumed>) = 0 [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(12 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] <... openat resumed>) = 3 [pid 4007] <... futex resumed>) = 0 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] <... futex resumed>) = 1 [pid 3997] close(8 [pid 3996] close(25 [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = 0 [pid 3999] close(13 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] <... futex resumed>) = 1 [pid 4007] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4005] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4004] <... futex resumed>) = 0 [pid 4002] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] close(9 [pid 3996] close(26 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4007] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4005] <... mmap resumed>) = 0x7f6e2575a000 [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4002] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3999] close(14 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4007] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] close(10 [pid 3996] close(27 [pid 4008] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4007] <... futex resumed>) = 1 [pid 4005] <... mprotect resumed>) = 0 [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(15 [pid 3998] <... futex resumed>) = 0 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] <... openat resumed>) = 4 [pid 4007] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(3 [pid 3997] close(11 [pid 3996] close(28./strace-static-x86_64: Process 4009 attached [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(16 [pid 3998] <... close resumed>) = 0 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] set_robust_list(0x7f6e2577a9e0, 24 [pid 4008] <... futex resumed>) = 1 [pid 4005] <... clone resumed>, parent_tid=[65], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 65 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(4 [pid 3997] close(12 [pid 3996] close(29 [pid 4009] <... set_robust_list resumed>) = 0 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(17 [pid 3998] <... close resumed>) = 0 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(5 [pid 3997] close(13 [pid 3996] exit_group(0 [pid 4009] <... openat resumed>) = 3 [pid 4008] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4000] <... futex resumed>) = ? [pid 3999] close(18 [pid 3998] <... close resumed>) = 0 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3996] <... exit_group resumed>) = ? [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4000] +++ exited with 0 +++ [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(6 [pid 3997] close(14 [pid 3996] +++ exited with 0 +++ [pid 4009] <... futex resumed>) = 0 [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(19 [pid 3998] <... close resumed>) = 0 [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4009] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4008] <... write resumed>) = 61440 [pid 4005] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(7 [pid 3997] close(15 [pid 4009] <... openat resumed>) = 4 [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(20 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(8 [pid 3997] close(16 [pid 4009] <... futex resumed>) = 0 [pid 4008] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(21 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4008] <... mmap resumed>) = 0x20000000 [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(9 [pid 3997] close(17 [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(22 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] <... write resumed>) = 61440 [pid 3998] close(10 [pid 3997] close(18 [pid 3610] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(23 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4009] <... futex resumed>) = 1 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(11 [pid 3997] close(19 [pid 3610] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4009] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(24 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 4009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4008] <... socket resumed>) = 5 [pid 4005] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(12 [pid 3997] close(20 [pid 3610] fstat(3, [pid 4009] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(25 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4009] <... mmap resumed>) = 0x20000000 [pid 4008] <... futex resumed>) = 1 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(13 [pid 3997] close(21 [pid 3610] getdents64(3, [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] close(26 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4009] <... futex resumed>) = 1 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(14 [pid 3997] close(22 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4009] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] close(27 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(15 [pid 3997] close(23 [pid 3610] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4009] <... futex resumed>) = 0 [pid 4005] <... futex resumed>) = 1 [pid 3999] close(28 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4008] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4009] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(16 [pid 3997] close(24 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4009] <... socket resumed>) = 5 [pid 3999] close(29 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./28/binderfs", [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3999] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(17 [pid 3997] close(25 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4009] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = 0 [pid 3999] exit_group(0 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./28/binderfs" [pid 4009] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4003] <... futex resumed>) = ? [pid 3999] <... exit_group resumed>) = ? [pid 3998] close(18 [pid 3997] close(26 [pid 4009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4003] +++ exited with 0 +++ [pid 3999] +++ exited with 0 +++ [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3998] close(19 [pid 3997] close(27 [pid 3610] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4009] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3998] close(20 [pid 3997] close(28 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(21 [pid 3997] close(29 [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3998] close(22 [pid 3997] exit_group(0 [pid 4006] <... futex resumed>) = ? [pid 3998] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3997] <... exit_group resumed>) = ? [pid 4006] +++ exited with 0 +++ [pid 3998] close(23) = -1 EBADF (Bad file descriptor) [pid 3998] close(24) = -1 EBADF (Bad file descriptor) [pid 3998] close(25) = -1 EBADF (Bad file descriptor) [pid 3998] close(26) = -1 EBADF (Bad file descriptor) [pid 3998] close(27) = -1 EBADF (Bad file descriptor) [pid 3998] close(28) = -1 EBADF (Bad file descriptor) [pid 3998] close(29) = -1 EBADF (Bad file descriptor) [pid 3998] exit_group(0 [pid 4007] <... futex resumed>) = ? [pid 4002] <... futex resumed>) = ? [pid 3998] <... exit_group resumed>) = ? [pid 4007] +++ exited with 0 +++ [pid 4002] +++ exited with 0 +++ [pid 4001] <... futex resumed>) = ? [pid 3998] +++ exited with 0 +++ [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3610] lstat("./28/memory.events", [pid 4001] +++ exited with 0 +++ [pid 3997] +++ exited with 0 +++ [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] unlink("./28/memory.events" [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3612] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... restart_syscall resumed>) = 0 [pid 3614] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... openat resumed>) = 3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] fstat(3, [pid 3610] lstat("./28/cgroup", [pid 3614] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] fstat(3, [pid 3612] getdents64(3, [pid 3610] unlink("./28/cgroup" [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 3615] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... openat resumed>) = 3 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(3, [pid 3614] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./28/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./28/cgroup.net", [pid 3615] getdents64(3, [pid 3614] lstat("./29/binderfs", [pid 3612] unlink("./28/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4009] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./28/cgroup.net" [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] unlink("./29/binderfs" [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4009] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4004] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4009] socket(AF_XDP, SOCK_RAW, 0 [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... futex resumed>) = 0 [pid 3615] lstat("./29/binderfs", [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4009] <... socket resumed>) = 6 [pid 4005] <... futex resumed>) = 0 [pid 4004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./28/cgroup.cpu", [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] <... mmap resumed>) = 0x7f6e25739000 [pid 3615] unlink("./29/binderfs" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/memory.events", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4009] <... futex resumed>) = 0 [pid 4005] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4004] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3615] <... unlink resumed>) = 0 [pid 3614] lstat("./29/memory.events", [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] unlink("./28/cgroup.cpu" [pid 4009] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] <... mprotect resumed>) = 0 [pid 3615] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] unlink("./28/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 4009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] <... futex resumed>) = 0 [pid 4004] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./29/memory.events" [pid 3610] getdents64(3, ./strace-static-x86_64: Process 4010 attached [pid 4005] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] lstat("./29/memory.events", [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4009] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4010] set_robust_list(0x7f6e257599e0, 24 [pid 4009] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4008] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4004] <... clone resumed>, parent_tid=[71], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 71 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] close(3 [pid 4010] <... set_robust_list resumed>) = 0 [pid 4009] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./29/memory.events" [pid 3614] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... close resumed>) = 0 [pid 4010] socket(AF_XDP, SOCK_RAW, 0 [pid 4009] <... futex resumed>) = 1 [pid 4005] <... futex resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3610] rmdir("./28" [pid 4010] <... socket resumed>) = 6 [pid 4009] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4008] <... futex resumed>) = 0 [pid 4005] close(3 [pid 4004] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./28/cgroup", [pid 3610] <... rmdir resumed>) = 0 [pid 4010] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] <... close resumed>) = 0 [pid 4004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./29/cgroup", [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] mkdir("./29", 0777 [pid 4010] <... futex resumed>) = 0 [pid 4008] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4005] close(4 [pid 4004] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] unlink("./28/cgroup" [pid 3610] <... mkdir resumed>) = 0 [pid 4010] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] <... close resumed>) = 0 [pid 4004] <... futex resumed>) = 0 [pid 3615] lstat("./29/cgroup", [pid 3614] unlink("./29/cgroup" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4011 attached [pid 4008] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4005] close(5 [pid 4004] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4005] <... close resumed>) = 0 [pid 3615] unlink("./29/cgroup" [pid 3614] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 65 [pid 4011] set_robust_list(0x55555684f5e0, 24 [pid 4005] close(6 [pid 3612] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... unlink resumed>) = 0 [pid 4011] <... set_robust_list resumed>) = 0 [pid 4005] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4011] chdir("./29" [pid 4005] close(7 [pid 3615] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./29/cgroup.net", [pid 3612] lstat("./28/cgroup.net", [pid 4011] <... chdir resumed>) = 0 [pid 4008] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4011] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4008] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] close(8 [pid 3615] lstat("./29/cgroup.net", [pid 3614] unlink("./29/cgroup.net" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4011] <... prctl resumed>) = 0 [pid 4008] <... futex resumed>) = 1 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... futex resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4011] setpgid(0, 0 [pid 4008] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4005] close(9 [pid 4004] close(3 [pid 3615] unlink("./29/cgroup.net" [pid 3614] <... unlink resumed>) = 0 [pid 3612] unlink("./28/cgroup.net" [pid 4011] <... setpgid resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = 0 [pid 4005] close(10 [pid 4004] close(4 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4011] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4005] close(11 [pid 4004] close(5 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4011] <... symlink resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = 0 [pid 3615] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./29/cgroup.cpu", [pid 3612] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4011] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4005] close(12 [pid 4004] close(6 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4011] <... symlink resumed>) = 0 [pid 3615] lstat("./29/cgroup.cpu", [pid 4011] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4005] close(13 [pid 4004] close(7 [pid 3614] unlink("./29/cgroup.cpu" [pid 3612] lstat("./28/cgroup.cpu", [pid 4011] <... symlink resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4011] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4005] close(14 [pid 4004] close(8 [pid 3615] unlink("./29/cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4011] <... openat resumed>) = 3 [pid 4005] close(15 [pid 4004] close(9 [pid 3615] <... unlink resumed>) = 0 [pid 3614] getdents64(3, [pid 3612] unlink("./28/cgroup.cpu" [pid 4011] write(3, "1000", 4 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4011] <... write resumed>) = 4 [pid 4005] close(16 [pid 4004] close(10 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] close(3 [pid 3612] <... unlink resumed>) = 0 [pid 4011] close(3 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3614] <... close resumed>) = 0 [pid 3612] getdents64(3, [pid 4011] <... close resumed>) = 0 [pid 4005] close(17 [pid 4004] close(11 [pid 3615] <... close resumed>) = 0 [pid 3614] rmdir("./29" [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4011] symlink("/dev/binderfs", "./binderfs" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./29" [pid 4005] close(18 [pid 4004] close(12 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] close(3 [pid 4011] <... symlink resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] close(19 [pid 4004] close(13 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] close(20 [pid 4004] close(14 [pid 3615] mkdir("./30", 0777 [pid 3614] mkdir("./30", 0777 [pid 3612] <... close resumed>) = 0 [pid 4011] <... futex resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] close(21 [pid 4004] close(15 [pid 4011] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3612] rmdir("./28" [pid 4011] <... mmap resumed>) = 0x7f6e2575a000 [pid 4005] close(22 [pid 4004] close(16 [pid 3614] <... mkdir resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4011] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4005] close(23 [pid 4004] close(17 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... rmdir resumed>) = 0 [pid 4011] <... mprotect resumed>) = 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4005] close(24 [pid 4004] close(18 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4012 attached [pid 4005] close(25 [pid 4004] close(19 [pid 4012] set_robust_list(0x55555684f5e0, 24 [pid 4011] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./29", 0777 [pid 4012] <... set_robust_list resumed>) = 0 [pid 4005] close(26 [pid 4004] close(20./strace-static-x86_64: Process 4014 attached ./strace-static-x86_64: Process 4013 attached [pid 4012] chdir("./30" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4014] set_robust_list(0x7f6e2577a9e0, 24 [pid 4013] set_robust_list(0x55555684f5e0, 24 [pid 4012] <... chdir resumed>) = 0 [pid 4011] <... clone resumed>, parent_tid=[66], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 66 [pid 4005] close(27 [pid 4004] close(21 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 71 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 68 [pid 3612] <... mkdir resumed>) = 0 [pid 4014] <... set_robust_list resumed>) = 0 [pid 4013] <... set_robust_list resumed>) = 0 [pid 4012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4014] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4013] chdir("./30" [pid 4012] <... prctl resumed>) = 0 [pid 4011] <... futex resumed>) = 0 [pid 4005] close(28 [pid 4004] close(22 [pid 4013] <... chdir resumed>) = 0 [pid 4012] setpgid(0, 0 [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4015 attached [pid 4013] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4012] <... setpgid resumed>) = 0 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4005] close(29 [pid 4004] close(23 [pid 4015] set_robust_list(0x55555684f5e0, 24 [pid 4014] <... openat resumed>) = 3 [pid 4013] <... prctl resumed>) = 0 [pid 4012] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4005] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 65 [pid 4015] <... set_robust_list resumed>) = 0 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] setpgid(0, 0 [pid 4012] <... symlink resumed>) = 0 [pid 4005] exit_group(0 [pid 4004] close(24 [pid 4015] chdir("./29" [pid 4014] <... futex resumed>) = 1 [pid 4013] <... setpgid resumed>) = 0 [pid 4012] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4011] <... futex resumed>) = 0 [pid 4009] <... futex resumed>) = ? [pid 4005] <... exit_group resumed>) = ? [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... chdir resumed>) = 0 [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4012] <... symlink resumed>) = 0 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4009] +++ exited with 0 +++ [pid 4005] +++ exited with 0 +++ [pid 4004] close(25 [pid 4015] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] <... symlink resumed>) = 0 [pid 4012] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4011] <... futex resumed>) = 0 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... prctl resumed>) = 0 [pid 4014] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4013] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4012] <... symlink resumed>) = 0 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] close(26 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4015] setpgid(0, 0 [pid 4014] <... openat resumed>) = 4 [pid 4013] <... symlink resumed>) = 0 [pid 4012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... setpgid resumed>) = 0 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4012] <... openat resumed>) = 3 [pid 4004] close(27 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4015] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4014] <... futex resumed>) = 1 [pid 4013] <... symlink resumed>) = 0 [pid 4012] write(3, "1000", 4 [pid 4011] <... futex resumed>) = 0 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... restart_syscall resumed>) = 0 [pid 4015] <... symlink resumed>) = 0 [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4012] <... write resumed>) = 4 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4004] close(28 [pid 4015] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] <... openat resumed>) = 3 [pid 4012] close(3 [pid 4011] <... futex resumed>) = 0 [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... symlink resumed>) = 0 [pid 4014] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4013] write(3, "1000", 4 [pid 4012] <... close resumed>) = 0 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4004] close(29 [pid 4015] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4013] <... write resumed>) = 4 [pid 4012] symlink("/dev/binderfs", "./binderfs" [pid 4004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... symlink resumed>) = 0 [pid 4013] close(3 [pid 4012] <... symlink resumed>) = 0 [pid 4004] exit_group(0 [pid 3611] umount2("./28", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4013] <... close resumed>) = 0 [pid 4012] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4010] <... futex resumed>) = ? [pid 4008] <... futex resumed>) = ? [pid 4004] <... exit_group resumed>) = ? [pid 4015] <... openat resumed>) = 3 [pid 4013] symlink("/dev/binderfs", "./binderfs" [pid 4012] <... futex resumed>) = 0 [pid 4010] +++ exited with 0 +++ [pid 4014] <... write resumed>) = 61440 [pid 4008] +++ exited with 0 +++ [pid 4004] +++ exited with 0 +++ [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] write(3, "1000", 4 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... symlink resumed>) = 0 [pid 4012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] openat(AT_FDCWD, "./28", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4015] <... write resumed>) = 4 [pid 4014] <... futex resumed>) = 1 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] <... mmap resumed>) = 0x7f6e2575a000 [pid 4011] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3611] <... openat resumed>) = 3 [pid 4015] close(3 [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] <... futex resumed>) = 0 [pid 4012] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3611] fstat(3, [pid 4015] <... close resumed>) = 0 [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4012] <... mprotect resumed>) = 0 [pid 4011] <... futex resumed>) = 0 [pid 3613] <... restart_syscall resumed>) = 0 [pid 4015] symlink("/dev/binderfs", "./binderfs" [pid 4014] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4013] <... mmap resumed>) = 0x7f6e2575a000 [pid 4012] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 ./strace-static-x86_64: Process 4016 attached [pid 4015] <... symlink resumed>) = 0 [pid 4014] <... mmap resumed>) = 0x20000000 [pid 4013] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3611] getdents64(3, [pid 4016] set_robust_list(0x7f6e2577a9e0, 24 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... mprotect resumed>) = 0 [pid 4012] <... clone resumed>, parent_tid=[72], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 72 [pid 3613] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4016] <... set_robust_list resumed>) = 0 [pid 4015] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 1 [pid 4013] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 4017 attached [pid 4016] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4012] <... futex resumed>) = 0 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4017] set_robust_list(0x7f6e2577a9e0, 24 [pid 4015] <... mmap resumed>) = 0x7f6e2575a000 [pid 4013] <... clone resumed>, parent_tid=[69], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 69 [pid 3613] <... openat resumed>) = 3 [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./28/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4017] <... set_robust_list resumed>) = 0 [pid 4016] <... openat resumed>) = 3 [pid 4015] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = 0 [pid 3613] fstat(3, [pid 4017] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... mprotect resumed>) = 0 [pid 4014] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4013] <... futex resumed>) = 0 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4017] <... openat resumed>) = 3 [pid 4015] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4014] <... socket resumed>) = 5 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] getdents64(3, [pid 3611] lstat("./28/binderfs", ./strace-static-x86_64: Process 4018 attached [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] <... futex resumed>) = 1 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] <... futex resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4018] set_robust_list(0x7f6e2577a9e0, 24 [pid 4017] <... futex resumed>) = 0 [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... clone resumed>, parent_tid=[66], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 66 [pid 4014] <... futex resumed>) = 1 [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = 0 [pid 3613] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./28/binderfs" [pid 4018] <... set_robust_list resumed>) = 0 [pid 4017] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4018] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4015] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./30/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 4017] <... openat resumed>) = 4 [pid 4016] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4018] <... openat resumed>) = 3 [pid 3613] unlink("./30/binderfs" [pid 4016] <... openat resumed>) = 4 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 3613] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./28/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] <... futex resumed>) = 1 [pid 4016] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 3613] lstat("./30/memory.events", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4014] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4018] <... futex resumed>) = 1 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] lstat("./28/memory.events", [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 0 [pid 3613] unlink("./30/memory.events" [pid 4018] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4012] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./30/cgroup" [pid 3611] unlink("./28/memory.events" [pid 4018] <... openat resumed>) = 4 [pid 3613] <... unlink resumed>) = 0 [pid 4017] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3613] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4016] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./30/cgroup.net") = 0 [pid 3613] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./30/cgroup.cpu", [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./28/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./30/cgroup.cpu" [pid 4018] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4014] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4017] <... write resumed>) = 61440 [pid 4016] <... write resumed>) = 61440 [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] getdents64(3, [pid 3611] lstat("./28/cgroup", [pid 4018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 1 [pid 4011] <... futex resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4018] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4017] <... futex resumed>) = 1 [pid 4016] <... futex resumed>) = 1 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] close(3 [pid 3611] unlink("./28/cgroup" [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4014] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... close resumed>) = 0 [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4014] socket(AF_XDP, SOCK_RAW, 0 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] <... futex resumed>) = 0 [pid 3613] rmdir("./30" [pid 3611] <... unlink resumed>) = 0 [pid 4017] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4016] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4014] <... socket resumed>) = 6 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./28/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4017] <... mmap resumed>) = 0x20000000 [pid 4016] <... mmap resumed>) = 0x20000000 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... rmdir resumed>) = 0 [pid 4018] <... write resumed>) = 61440 [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] <... futex resumed>) = 0 [pid 4011] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] mkdir("./31", 0777 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] <... futex resumed>) = 1 [pid 4016] <... futex resumed>) = 1 [pid 4014] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] <... futex resumed>) = 0 [pid 3613] <... mkdir resumed>) = 0 [pid 3611] lstat("./28/cgroup.net", [pid 4018] <... futex resumed>) = 1 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4014] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 4019 attached [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4014] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] unlink("./28/cgroup.net" [pid 4019] set_robust_list(0x55555684f5e0, 24 [pid 4018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4017] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4016] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4015] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 72 [pid 4019] <... set_robust_list resumed>) = 0 [pid 4018] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4017] <... socket resumed>) = 5 [pid 4016] <... socket resumed>) = 5 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4014] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4011] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 4019] chdir("./31" [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] <... mmap resumed>) = 0x20000000 [pid 3611] umount2("./28/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4011] <... close resumed>) = 0 [pid 4019] <... chdir resumed>) = 0 [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] <... futex resumed>) = 1 [pid 4016] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4018] <... futex resumed>) = 1 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] close(4 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4019] <... prctl resumed>) = 0 [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 0 [pid 4012] <... futex resumed>) = 0 [pid 4011] <... close resumed>) = 0 [pid 3611] lstat("./28/cgroup.cpu", [pid 4019] setpgid(0, 0 [pid 4018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4017] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4015] <... futex resumed>) = 0 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] close(5 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4019] <... setpgid resumed>) = 0 [pid 4018] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4017] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4016] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... close resumed>) = 0 [pid 3611] unlink("./28/cgroup.cpu" [pid 4019] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4018] <... socket resumed>) = 5 [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] close(6 [pid 4019] <... symlink resumed>) = 0 [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = 0 [pid 4019] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4018] <... futex resumed>) = 0 [pid 4011] close(7 [pid 4019] <... symlink resumed>) = 0 [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4017] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] <... futex resumed>) = 0 [pid 4011] close(8 [pid 3611] <... unlink resumed>) = 0 [pid 4019] <... symlink resumed>) = 0 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 4019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4018] <... futex resumed>) = 0 [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4011] close(9 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4019] <... openat resumed>) = 3 [pid 4017] socket(AF_XDP, SOCK_RAW, 0 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] close(3 [pid 4019] write(3, "1000", 4 [pid 4018] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4017] <... socket resumed>) = 6 [pid 4011] close(10 [pid 3611] <... close resumed>) = 0 [pid 4019] <... write resumed>) = 4 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] close(3 [pid 4011] close(11 [pid 4019] <... close resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] symlink("/dev/binderfs", "./binderfs" [pid 4011] close(12 [pid 4019] <... symlink resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] close(13 [pid 4019] <... futex resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4011] close(14 [pid 4019] <... mmap resumed>) = 0x7f6e2575a000 [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] rmdir("./28" [pid 4019] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4017] <... futex resumed>) = 1 [pid 4013] <... futex resumed>) = 0 [pid 4011] close(15 [pid 4019] <... mprotect resumed>) = 0 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 4019] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4016] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4013] <... futex resumed>) = 0 [pid 4011] close(16 [pid 3611] mkdir("./29", 0777./strace-static-x86_64: Process 4020 attached [pid 4017] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] set_robust_list(0x7f6e2577a9e0, 24 [pid 4019] <... clone resumed>, parent_tid=[73], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 73 [pid 4016] <... futex resumed>) = 1 [pid 4012] <... futex resumed>) = 0 [pid 4011] close(17 [pid 3611] <... mkdir resumed>) = 0 [pid 4020] <... set_robust_list resumed>) = 0 [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4016] socket(AF_XDP, SOCK_RAW, 0 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4020] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4019] <... futex resumed>) = 0 [pid 4017] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] <... socket resumed>) = 6 [pid 4012] <... futex resumed>) = 0 [pid 4011] close(18./strace-static-x86_64: Process 4021 attached [pid 4020] <... openat resumed>) = 3 [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4017] <... futex resumed>) = 1 [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... futex resumed>) = 0 [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] set_robust_list(0x55555684f5e0, 24 [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4017] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] <... futex resumed>) = 0 [pid 4013] close(3 [pid 4012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4011] close(19 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 66 [pid 4021] <... set_robust_list resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] <... futex resumed>) = 1 [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] <... futex resumed>) = 0 [pid 4013] <... close resumed>) = 0 [pid 4012] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] chdir("./29" [pid 4020] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4019] <... futex resumed>) = 0 [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] close(4 [pid 4012] <... futex resumed>) = 0 [pid 4011] close(20 [pid 4021] <... chdir resumed>) = 0 [pid 4020] <... openat resumed>) = 4 [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = 0 [pid 4012] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4013] close(5 [pid 4011] close(21 [pid 4016] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4021] <... prctl resumed>) = 0 [pid 4021] setpgid(0, 0 [pid 4020] <... futex resumed>) = 0 [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] <... setpgid resumed>) = 0 [pid 4020] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4019] <... futex resumed>) = 0 [pid 4018] socket(AF_XDP, SOCK_RAW, 0 [pid 4016] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] close(6 [pid 4011] close(22 [pid 4021] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4016] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4018] <... socket resumed>) = 6 [pid 4016] <... futex resumed>) = 1 [pid 4013] close(7 [pid 4012] <... futex resumed>) = 0 [pid 4011] close(23 [pid 4021] <... symlink resumed>) = 0 [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4016] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(3 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4020] <... write resumed>) = 61440 [pid 4018] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4013] close(8 [pid 4012] <... close resumed>) = 0 [pid 4011] close(24 [pid 4021] <... symlink resumed>) = 0 [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(4 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4020] <... futex resumed>) = 1 [pid 4019] <... futex resumed>) = 0 [pid 4018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4015] <... futex resumed>) = 0 [pid 4013] close(9 [pid 4012] <... close resumed>) = 0 [pid 4011] close(25 [pid 4021] <... symlink resumed>) = 0 [pid 4020] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(5 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] <... futex resumed>) = 0 [pid 4013] close(10 [pid 4011] close(26 [pid 4021] <... openat resumed>) = 3 [pid 4020] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] write(3, "1000", 4 [pid 4013] close(11 [pid 4011] close(27 [pid 4021] <... write resumed>) = 4 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] close(3 [pid 4020] <... mmap resumed>) = 0x20000000 [pid 4013] close(12 [pid 4012] close(6 [pid 4011] close(28 [pid 4021] <... close resumed>) = 0 [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = 0 [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] symlink("/dev/binderfs", "./binderfs" [pid 4013] close(13 [pid 4012] close(7 [pid 4011] close(29 [pid 4020] <... futex resumed>) = 1 [pid 4021] <... symlink resumed>) = 0 [pid 4019] <... futex resumed>) = 0 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4011] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4021] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] close(14 [pid 4012] close(8 [pid 4011] exit_group(0 [pid 4021] <... futex resumed>) = 0 [pid 4019] <... futex resumed>) = 0 [pid 4014] <... futex resumed>) = ? [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4011] <... exit_group resumed>) = ? [pid 4021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4020] <... socket resumed>) = 5 [pid 4014] +++ exited with 0 +++ [pid 4021] <... mmap resumed>) = 0x7f6e2575a000 [pid 4021] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4021] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4022 attached [pid 4011] +++ exited with 0 +++ [pid 4022] set_robust_list(0x7f6e2577a9e0, 24 [pid 4021] <... clone resumed>, parent_tid=[67], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 67 [pid 4013] close(15 [pid 4022] <... set_robust_list resumed>) = 0 [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(9 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4022] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4021] <... futex resumed>) = 0 [pid 4020] <... futex resumed>) = 0 [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4013] close(16 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] <... openat resumed>) = 3 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4020] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4019] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4018] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(10 [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] <... futex resumed>) = 0 [pid 4018] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] close(17 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] <... futex resumed>) = 0 [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(11 [pid 3610] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4022] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4021] <... futex resumed>) = 0 [pid 4013] close(18 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] <... openat resumed>) = 4 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4018] <... futex resumed>) = 1 [pid 4015] <... futex resumed>) = 0 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(12 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4020] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4018] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4015] close(3 [pid 4013] close(19 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4022] <... futex resumed>) = 0 [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(13 [pid 4022] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4021] <... futex resumed>) = 0 [pid 4013] close(20 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... openat resumed>) = 3 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(14 [pid 3610] fstat(3, [pid 4013] close(21 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4013] close(22 [pid 4012] close(15 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4022] <... write resumed>) = 61440 [pid 4013] close(23 [pid 4012] close(16 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] <... close resumed>) = 0 [pid 3610] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4013] close(24 [pid 4012] close(17 [pid 4022] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] close(4 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4015] <... close resumed>) = 0 [pid 4013] close(25 [pid 4012] close(18 [pid 4022] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] close(5 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./29/binderfs", [pid 4022] <... mmap resumed>) = 0x20000000 [pid 4013] close(26 [pid 4012] close(19 [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4015] <... close resumed>) = 0 [pid 4013] close(27 [pid 4012] close(20 [pid 3610] unlink("./29/binderfs" [pid 4022] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] close(6 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4013] close(28 [pid 4012] close(21 [pid 4015] <... close resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4022] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(7 [pid 3610] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4022] <... socket resumed>) = 5 [pid 4013] close(29 [pid 4012] close(22 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4013] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4012] close(23 [pid 4022] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] close(8 [pid 4013] exit_group(0 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./29/memory.events", [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4017] <... futex resumed>) = ? [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4013] <... exit_group resumed>) = ? [pid 4012] close(24 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4017] +++ exited with 0 +++ [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4022] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4015] close(9 [pid 4013] +++ exited with 0 +++ [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./29/memory.events" [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(25 [pid 3610] <... unlink resumed>) = 0 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(10) = -1 EBADF (Bad file descriptor) [pid 4012] close(26 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(11 [pid 3614] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4012] close(27 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(12 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(28 [pid 4015] close(13 [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4012] close(29 [pid 3610] lstat("./29/cgroup", [pid 4012] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 4015] close(14 [pid 4012] exit_group(0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(15 [pid 3614] fstat(3, [pid 4012] <... exit_group resumed>) = ? [pid 4016] <... futex resumed>) = ? [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] unlink("./29/cgroup" [pid 4016] +++ exited with 0 +++ [pid 4012] +++ exited with 0 +++ [pid 4015] close(16 [pid 3614] getdents64(3, [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... unlink resumed>) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4015] close(17 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4015] close(18 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4015] close(19 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./30/binderfs", [pid 3610] lstat("./29/cgroup.net", [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4015] close(20 [pid 3615] <... openat resumed>) = 3 [pid 3614] unlink("./30/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 4015] close(21 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] unlink("./29/cgroup.net" [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3614] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4015] close(22 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] lstat("./30/memory.events", [pid 3610] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4015] close(23 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./30/binderfs", [pid 3614] unlink("./30/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4019] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] close(24 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] unlink("./30/binderfs" [pid 4019] <... futex resumed>) = 0 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3610] lstat("./29/cgroup.cpu", [pid 4022] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4015] close(25 [pid 3615] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... mmap resumed>) = 0x7f6e25739000 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 4015] close(26 [pid 3615] lstat("./30/memory.events", [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./29/cgroup.cpu" [pid 4022] socket(AF_XDP, SOCK_RAW, 0 [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] lstat("./30/cgroup", [pid 4022] <... socket resumed>) = 6 [pid 4021] <... futex resumed>) = 0 [pid 4015] close(27 [pid 3615] unlink("./30/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] getdents64(3, [pid 4022] <... futex resumed>) = 0 [pid 4021] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] <... mprotect resumed>) = 0 [pid 4015] close(28 [pid 3615] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] unlink("./30/cgroup" [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4022] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4021] <... futex resumed>) = 0 [pid 4015] close(29 [pid 3615] lstat("./30/cgroup", [pid 3614] <... unlink resumed>) = 0 [pid 3610] close(3 [pid 4021] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4015] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4022] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4015] exit_group(0 [pid 3615] unlink("./30/cgroup" [pid 3610] <... close resumed>) = 0 ./strace-static-x86_64: Process 4023 attached [pid 4022] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4018] <... futex resumed>) = ? [pid 4015] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] rmdir("./29" [pid 4023] set_robust_list(0x7f6e257599e0, 24 [pid 4022] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4023] <... set_robust_list resumed>) = 0 [pid 4022] <... futex resumed>) = 1 [pid 4021] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4023] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4022] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] close(3 [pid 3615] lstat("./30/cgroup.net", [pid 4021] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4021] close(4 [pid 4018] +++ exited with 0 +++ [pid 4015] +++ exited with 0 +++ [pid 3615] unlink("./30/cgroup.net" [pid 3614] lstat("./30/cgroup.net", [pid 4021] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 4021] close(5 [pid 3615] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4021] <... close resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=2, si_stime=3} --- [pid 3610] mkdir("./30", 0777 [pid 4021] close(6 [pid 4019] <... clone resumed>, parent_tid=[74], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 74 [pid 3615] lstat("./30/cgroup.cpu", [pid 3614] unlink("./30/cgroup.net" [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4021] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 4021] close(7 [pid 3615] unlink("./30/cgroup.cpu" [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4021] close(8 [pid 3615] getdents64(3, [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4021] close(9 [pid 3615] close(3./strace-static-x86_64: Process 4024 attached [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 4024] set_robust_list(0x55555684f5e0, 24 [pid 4021] close(10 [pid 3615] rmdir("./30" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 67 [pid 4024] <... set_robust_list resumed>) = 0 [pid 4023] <... futex resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] <... futex resumed>) = 1 [pid 3615] <... rmdir resumed>) = 0 [pid 3614] lstat("./30/cgroup.cpu", [pid 3612] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4024] chdir("./30" [pid 4023] socket(AF_XDP, SOCK_RAW, 0 [pid 4021] close(11 [pid 3615] mkdir("./31", 0777 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4024] <... chdir resumed>) = 0 [pid 4023] <... socket resumed>) = 6 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... mkdir resumed>) = 0 [pid 3614] unlink("./30/cgroup.cpu" [pid 3612] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4024] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4023] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] close(12 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4025 attached [pid 4024] <... prctl resumed>) = 0 [pid 4023] <... futex resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 4025] set_robust_list(0x55555684f5e0, 24 [pid 4024] setpgid(0, 0 [pid 4023] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] close(13 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 73 [pid 3614] getdents64(3, [pid 3612] fstat(3, [pid 4025] <... set_robust_list resumed>) = 0 [pid 4024] <... setpgid resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4019] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] chdir("./31" [pid 4024] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4021] close(14 [pid 3614] close(3 [pid 3612] getdents64(3, [pid 4025] <... chdir resumed>) = 0 [pid 4024] <... symlink resumed>) = 0 [pid 4023] <... futex resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] <... futex resumed>) = 1 [pid 3614] <... close resumed>) = 0 [pid 4025] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4024] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4021] close(15 [pid 3614] rmdir("./30" [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4025] <... prctl resumed>) = 0 [pid 4024] <... symlink resumed>) = 0 [pid 4023] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] setpgid(0, 0 [pid 4024] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4021] close(16 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4025] <... setpgid resumed>) = 0 [pid 4024] <... symlink resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./31", 0777 [pid 4025] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4023] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4021] close(17 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4025] <... symlink resumed>) = 0 [pid 4024] <... openat resumed>) = 3 [pid 4023] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 3612] lstat("./29/binderfs", [pid 4025] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4024] write(3, "1000", 4 [pid 4023] <... futex resumed>) = 1 [pid 4021] close(18 [pid 4019] <... futex resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4025] <... symlink resumed>) = 0 [pid 4024] <... write resumed>) = 4 [pid 4023] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(3 [pid 4021] close(19 [pid 4024] <... close resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] symlink("/dev/binderfs", "./binderfs" [pid 4021] close(20./strace-static-x86_64: Process 4026 attached [pid 4025] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4024] <... symlink resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./29/binderfs" [pid 4026] set_robust_list(0x55555684f5e0, 24 [pid 4024] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] close(21 [pid 4026] <... set_robust_list resumed>) = 0 [pid 4024] <... futex resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4026] chdir("./31" [pid 4024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4021] close(22 [pid 3612] <... unlink resumed>) = 0 [pid 4026] <... chdir resumed>) = 0 [pid 4025] <... symlink resumed>) = 0 [pid 4024] <... mmap resumed>) = 0x7f6e2575a000 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 70 [pid 4026] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4024] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4021] close(23 [pid 3612] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4026] <... prctl resumed>) = 0 [pid 4025] <... openat resumed>) = 3 [pid 4024] <... mprotect resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4026] setpgid(0, 0 [pid 4025] write(3, "1000", 4 [pid 4024] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4021] close(24 [pid 3612] lstat("./29/memory.events", ./strace-static-x86_64: Process 4027 attached [pid 4026] <... setpgid resumed>) = 0 [pid 4025] <... write resumed>) = 4 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4027] set_robust_list(0x7f6e2577a9e0, 24 [pid 4026] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4025] close(3 [pid 4024] <... clone resumed>, parent_tid=[68], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 68 [pid 4021] close(25 [pid 3612] unlink("./29/memory.events" [pid 4027] <... set_robust_list resumed>) = 0 [pid 4026] <... symlink resumed>) = 0 [pid 4025] <... close resumed>) = 0 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4026] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4024] <... futex resumed>) = 0 [pid 4021] close(26 [pid 4027] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4026] <... symlink resumed>) = 0 [pid 4025] symlink("/dev/binderfs", "./binderfs" [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3612] <... unlink resumed>) = 0 [pid 4027] <... openat resumed>) = 3 [pid 4026] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4021] close(27 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... symlink resumed>) = 0 [pid 4025] <... symlink resumed>) = 0 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(3 [pid 3612] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4027] <... futex resumed>) = 1 [pid 4026] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4025] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] <... futex resumed>) = 0 [pid 4021] close(28 [pid 4020] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = 0 [pid 4027] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] <... openat resumed>) = 3 [pid 4025] <... futex resumed>) = 0 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4020] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4019] close(4 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] write(3, "1000", 4 [pid 4025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4024] <... futex resumed>) = 0 [pid 4021] close(29 [pid 4019] <... close resumed>) = 0 [pid 3612] lstat("./29/cgroup", [pid 4027] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4026] <... write resumed>) = 4 [pid 4025] <... mmap resumed>) = 0x7f6e2575a000 [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4021] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4019] close(5 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4027] <... openat resumed>) = 4 [pid 4026] close(3 [pid 4025] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4021] exit_group(0 [pid 4019] <... close resumed>) = 0 [pid 3612] unlink("./29/cgroup" [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... close resumed>) = 0 [pid 4025] <... mprotect resumed>) = 0 [pid 4022] <... futex resumed>) = ? [pid 4021] <... exit_group resumed>) = ? [pid 4019] close(6 [pid 4027] <... futex resumed>) = 1 [pid 4026] symlink("/dev/binderfs", "./binderfs" [pid 4025] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4024] <... futex resumed>) = 0 [pid 4022] +++ exited with 0 +++ [pid 4021] +++ exited with 0 +++ [pid 4019] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4028 attached [pid 4027] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] <... symlink resumed>) = 0 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(7 [pid 3612] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=1, si_stime=2} --- [pid 4028] set_robust_list(0x7f6e2577a9e0, 24 [pid 4027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... clone resumed>, parent_tid=[74], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 74 [pid 4024] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] <... set_robust_list resumed>) = 0 [pid 4027] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] close(8 [pid 3612] lstat("./29/cgroup.net", [pid 4028] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4026] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4025] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4028] <... openat resumed>) = 3 [pid 4026] <... mmap resumed>) = 0x7f6e2575a000 [pid 4019] close(9 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./29", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4028] <... futex resumed>) = 0 [pid 4026] <... mprotect resumed>) = 0 [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] close(10 [pid 3612] unlink("./29/cgroup.net" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4029 attached [pid 4025] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] close(11 [pid 3612] <... unlink resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./29", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4027] <... write resumed>) = 61440 [pid 4029] set_robust_list(0x7f6e2577a9e0, 24 [pid 4026] <... clone resumed>, parent_tid=[71], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 71 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... openat resumed>) = 3 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... set_robust_list resumed>) = 0 [pid 4028] <... futex resumed>) = 0 [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... futex resumed>) = 1 [pid 4019] close(12 [pid 4024] <... futex resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4027] <... futex resumed>) = 1 [pid 3611] fstat(3, [pid 4029] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4028] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4027] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./29/cgroup.cpu", [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4029] <... openat resumed>) = 3 [pid 4028] <... openat resumed>) = 4 [pid 4027] <... mmap resumed>) = 0x20000000 [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] <... futex resumed>) = 0 [pid 4019] close(13 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] getdents64(3, [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./29/cgroup.cpu" [pid 4029] <... futex resumed>) = 0 [pid 4028] <... futex resumed>) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... futex resumed>) = 0 [pid 4024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4019] close(14 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4029] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4027] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./29/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4029] <... openat resumed>) = 4 [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... futex resumed>) = 0 [pid 4024] <... futex resumed>) = 0 [pid 4019] close(15 [pid 3612] getdents64(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4027] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] lstat("./29/binderfs", [pid 4029] <... futex resumed>) = 0 [pid 4027] <... socket resumed>) = 5 [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(16 [pid 3612] close(3 [pid 4029] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4027] <... futex resumed>) = 1 [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] <... futex resumed>) = 0 [pid 4019] close(17 [pid 3612] <... close resumed>) = 0 [pid 3611] unlink("./29/binderfs" [pid 4027] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./29" [pid 4027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4024] <... futex resumed>) = 0 [pid 4019] close(18) = -1 EBADF (Bad file descriptor) [pid 4019] close(19) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 4019] close(20) = -1 EBADF (Bad file descriptor) [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] close(21) = -1 EBADF (Bad file descriptor) [pid 4019] close(22) = -1 EBADF (Bad file descriptor) [pid 4019] close(23 [pid 4028] <... write resumed>) = 61440 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(24 [pid 3611] umount2("./29/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4028] <... futex resumed>) = 1 [pid 4025] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(25 [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 4028] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] close(26 [pid 4028] <... mmap resumed>) = 0x20000000 [pid 4027] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./30", 0777 [pid 3611] lstat("./29/memory.events", [pid 4029] <... write resumed>) = 61440 [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(27 [pid 4029] <... futex resumed>) = 1 [pid 4028] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4029] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] close(28 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4029] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4028] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4019] close(29 [pid 4029] <... mmap resumed>) = 0x20000000 [pid 4028] <... socket resumed>) = 5 [pid 4019] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4019] exit_group(0 [pid 4029] <... futex resumed>) = 1 [pid 4028] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4023] <... futex resumed>) = ? [pid 4019] <... exit_group resumed>) = ? [pid 3612] <... mkdir resumed>) = 0 [pid 4029] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4023] +++ exited with 0 +++ [pid 4020] <... futex resumed>) = ? [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] <... futex resumed>) = 0 [pid 4025] <... futex resumed>) = 0 [pid 4029] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] <... socket resumed>) = 5 [pid 4028] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4020] +++ exited with 0 +++ [pid 4019] +++ exited with 0 +++ [pid 3611] unlink("./29/memory.events"./strace-static-x86_64: Process 4030 attached [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 4030] set_robust_list(0x55555684f5e0, 24 [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4030] <... set_robust_list resumed>) = 0 [pid 4029] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] chdir("./30" [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] <... futex resumed>) = 0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 67 [pid 3611] <... unlink resumed>) = 0 [pid 4030] <... chdir resumed>) = 0 [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4029] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] umount2("./29/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4030] <... prctl resumed>) = 0 [pid 4027] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4030] setpgid(0, 0) = 0 [pid 4030] symlink("/syzcgroup/unified/syz2", "./cgroup") = 0 [pid 4030] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu") = 0 [pid 4030] symlink("/syzcgroup/net/syz2", "./cgroup.net") = 0 [pid 4030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4030] write(3, "1000", 4 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4030] <... write resumed>) = 4 [pid 4030] close(3) = 0 [pid 3613] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4030] symlink("/dev/binderfs", "./binderfs" [pid 3611] lstat("./29/cgroup", [pid 4030] <... symlink resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] fstat(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4030] <... futex resumed>) = 0 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] unlink("./29/cgroup" [pid 4030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] getdents64(3, [pid 4030] <... mmap resumed>) = 0x7f6e2575a000 [pid 3611] <... unlink resumed>) = 0 [pid 4030] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] umount2("./29/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4030] <... mprotect resumed>) = 0 [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4027] <... futex resumed>) = 1 [pid 4024] <... futex resumed>) = 0 [pid 3613] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4030] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4031 attached [pid 4028] <... futex resumed>) = 1 [pid 4027] socket(AF_XDP, SOCK_RAW, 0 [pid 4025] <... futex resumed>) = 0 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/cgroup.net", [pid 4031] set_robust_list(0x7f6e2577a9e0, 24 [pid 4030] <... clone resumed>, parent_tid=[68], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 68 [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./31/binderfs", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4031] <... set_robust_list resumed>) = 0 [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4028] socket(AF_XDP, SOCK_RAW, 0 [pid 4025] <... futex resumed>) = 0 [pid 4024] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4027] <... socket resumed>) = 6 [pid 3611] unlink("./29/cgroup.net" [pid 4031] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4030] <... futex resumed>) = 0 [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] <... socket resumed>) = 6 [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./31/binderfs" [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4031] <... openat resumed>) = 3 [pid 4029] socket(AF_XDP, SOCK_RAW, 0 [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... socket resumed>) = 6 [pid 4026] <... futex resumed>) = 0 [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./29/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] <... futex resumed>) = 1 [pid 4027] <... futex resumed>) = 0 [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... futex resumed>) = 0 [pid 4024] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4031] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] <... futex resumed>) = 0 [pid 4026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./29/cgroup.cpu", [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... futex resumed>) = 0 [pid 4029] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... futex resumed>) = 0 [pid 4024] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./31/memory.events", [pid 4031] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4026] <... futex resumed>) = 0 [pid 4025] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4031] <... openat resumed>) = 4 [pid 4026] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./31/memory.events" [pid 3611] unlink("./29/cgroup.cpu" [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4029] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4031] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4029] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4027] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3613] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... futex resumed>) = 0 [pid 4029] <... futex resumed>) = 1 [pid 4026] <... futex resumed>) = 0 [pid 4031] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4026] close(3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4026] <... close resumed>) = 0 [pid 4026] close(4) = 0 [pid 4026] close(5 [pid 3611] close(3 [pid 4026] <... close resumed>) = 0 [pid 3613] lstat("./31/cgroup", [pid 4026] close(6 [pid 3611] <... close resumed>) = 0 [pid 4026] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4026] close(7) = -1 EBADF (Bad file descriptor) [pid 4026] close(8) = -1 EBADF (Bad file descriptor) [pid 4026] close(9 [pid 3611] rmdir("./29" [pid 4026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./31/cgroup" [pid 4026] close(10) = -1 EBADF (Bad file descriptor) [pid 4026] close(11) = -1 EBADF (Bad file descriptor) [pid 4026] close(12) = -1 EBADF (Bad file descriptor) [pid 4026] close(13) = -1 EBADF (Bad file descriptor) [pid 4026] close(14 [pid 3611] <... rmdir resumed>) = 0 [pid 4026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4026] close(15) = -1 EBADF (Bad file descriptor) [pid 4026] close(16) = -1 EBADF (Bad file descriptor) [pid 4026] close(17 [pid 3613] <... unlink resumed>) = 0 [pid 3611] mkdir("./30", 0777 [pid 4026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4026] close(18) = -1 EBADF (Bad file descriptor) [pid 4026] close(19) = -1 EBADF (Bad file descriptor) [pid 4026] close(20) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 4026] close(21) = -1 EBADF (Bad file descriptor) [pid 4026] close(22) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4031] <... write resumed>) = 61440 [pid 4026] close(23 [pid 3613] lstat("./31/cgroup.net", [pid 4026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4026] close(24) = -1 EBADF (Bad file descriptor) [pid 4026] close(25) = -1 EBADF (Bad file descriptor) [pid 4026] close(26) = -1 EBADF (Bad file descriptor) [pid 4026] close(27) = -1 EBADF (Bad file descriptor) [pid 4026] close(28) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4032 attached [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] close(29 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4032] set_robust_list(0x55555684f5e0, 24 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4026] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./31/cgroup.net" [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 68 [pid 4032] <... set_robust_list resumed>) = 0 [pid 4031] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4026] exit_group(0 [pid 4032] chdir("./30" [pid 4030] <... futex resumed>) = 0 [pid 4029] <... futex resumed>) = ? [pid 4026] <... exit_group resumed>) = ? [pid 3613] <... unlink resumed>) = 0 [pid 4032] <... chdir resumed>) = 0 [pid 4031] <... mmap resumed>) = 0x20000000 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4029] +++ exited with 0 +++ [pid 4027] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4026] +++ exited with 0 +++ [pid 3613] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4032] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... prctl resumed>) = 0 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4032] setpgid(0, 0 [pid 4031] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3613] lstat("./31/cgroup.cpu", [pid 4032] <... setpgid resumed>) = 0 [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... futex resumed>) = 0 [pid 3614] <... restart_syscall resumed>) = 0 [pid 4032] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4031] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4028] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4027] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4032] <... symlink resumed>) = 0 [pid 4031] <... socket resumed>) = 5 [pid 4028] <... futex resumed>) = 1 [pid 4025] <... futex resumed>) = 0 [pid 3613] unlink("./31/cgroup.cpu" [pid 4032] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4028] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4027] <... futex resumed>) = 1 [pid 4025] close(3 [pid 4024] <... futex resumed>) = 0 [pid 4032] <... symlink resumed>) = 0 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4027] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4025] <... close resumed>) = 0 [pid 4024] close(3 [pid 3614] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... unlink resumed>) = 0 [pid 4032] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4031] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(4 [pid 4024] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] getdents64(3, [pid 4032] <... symlink resumed>) = 0 [pid 4031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = 0 [pid 4024] close(4 [pid 3614] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4032] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4032] <... openat resumed>) = 3 [pid 4031] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4025] close(5 [pid 4024] <... close resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3613] close(3 [pid 4032] write(3, "1000", 4 [pid 3614] fstat(3, [pid 3613] <... close resumed>) = 0 [pid 4032] <... write resumed>) = 4 [pid 4032] close(3) = 0 [pid 4032] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] rmdir("./31" [pid 4032] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = 0 [pid 4032] <... futex resumed>) = 0 [pid 3614] getdents64(3, [pid 4032] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6e2575a000 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... rmdir resumed>) = 0 [pid 4032] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4025] close(6 [pid 4024] close(5 [pid 3614] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] mkdir("./32", 0777 [pid 4032] <... mprotect resumed>) = 0 [pid 4032] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 4033 attached [pid 4025] <... close resumed>) = 0 [pid 4024] <... close resumed>) = 0 [pid 3614] lstat("./31/binderfs", [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4033] set_robust_list(0x7f6e2577a9e0, 24 [pid 4032] <... clone resumed>, parent_tid=[69], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 69 [pid 4025] close(7 [pid 4024] close(6 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4033] <... set_robust_list resumed>) = 0 [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4034 attached [pid 4033] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4032] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = 0 [pid 3614] unlink("./31/binderfs" [pid 4034] set_robust_list(0x55555684f5e0, 24 [pid 4033] <... openat resumed>) = 3 [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] close(8 [pid 4024] close(7 [pid 4034] <... set_robust_list resumed>) = 0 [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 75 [pid 4034] chdir("./32" [pid 4033] <... futex resumed>) = 0 [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(9 [pid 4024] close(8 [pid 3614] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4034] <... chdir resumed>) = 0 [pid 4033] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4032] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4034] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4033] <... openat resumed>) = 4 [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] close(10 [pid 4024] close(9 [pid 3614] lstat("./31/memory.events", [pid 4034] <... prctl resumed>) = 0 [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4034] setpgid(0, 0 [pid 4033] <... futex resumed>) = 0 [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(11 [pid 4024] close(10 [pid 3614] unlink("./31/memory.events" [pid 4034] <... setpgid resumed>) = 0 [pid 4033] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4032] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 4025] close(12 [pid 4024] close(11 [pid 3614] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... symlink resumed>) = 0 [pid 4024] close(12 [pid 4025] close(13 [pid 4034] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4034] <... symlink resumed>) = 0 [pid 4033] <... write resumed>) = 61440 [pid 4025] close(14 [pid 4024] close(13 [pid 3614] lstat("./31/cgroup", [pid 4034] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4034] <... symlink resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4025] close(15 [pid 4024] close(14 [pid 3614] unlink("./31/cgroup" [pid 4034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4033] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... openat resumed>) = 3 [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4032] <... futex resumed>) = 0 [pid 4025] close(16 [pid 4024] close(15 [pid 3614] <... unlink resumed>) = 0 [pid 4034] write(3, "1000", 4 [pid 4033] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4034] <... write resumed>) = 4 [pid 4033] <... mmap resumed>) = 0x20000000 [pid 4031] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4025] close(17 [pid 4024] close(16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4034] close(3 [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./31/cgroup.net", [pid 4034] <... close resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4025] close(18 [pid 4024] close(17 [pid 4034] symlink("/dev/binderfs", "./binderfs" [pid 4033] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4032] <... futex resumed>) = 0 [pid 4034] <... symlink resumed>) = 0 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] close(19 [pid 4024] close(18 [pid 3614] unlink("./31/cgroup.net" [pid 4034] <... futex resumed>) = 0 [pid 4033] <... socket resumed>) = 5 [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(20 [pid 4024] close(19 [pid 3614] <... unlink resumed>) = 0 [pid 4034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4033] <... futex resumed>) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... mmap resumed>) = 0x7f6e2575a000 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4034] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4033] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] socket(AF_XDP, SOCK_RAW, 0 [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(21 [pid 4024] close(20 [pid 4034] <... mprotect resumed>) = 0 [pid 4033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4032] <... futex resumed>) = 0 [pid 4030] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4031] <... socket resumed>) = 6 [pid 4034] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] close(22 [pid 4024] close(21 [pid 3614] lstat("./31/cgroup.cpu", ./strace-static-x86_64: Process 4035 attached [pid 4033] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4031] <... futex resumed>) = 0 [pid 4030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4035] set_robust_list(0x7f6e2577a9e0, 24 [pid 4034] <... clone resumed>, parent_tid=[76], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 76 [pid 4030] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4030] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4025] close(23 [pid 4024] close(22 [pid 3614] unlink("./31/cgroup.cpu" [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... set_robust_list resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 4035] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4034] <... futex resumed>) = 0 [pid 4025] close(24 [pid 4024] close(23 [pid 3614] getdents64(3, [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4035] <... openat resumed>) = 3 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(24 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4025] close(25 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(25 [pid 3614] <... close resumed>) = 0 [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4025] close(26 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./31" [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(26 [pid 4035] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4031] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4025] close(27 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 4035] <... openat resumed>) = 4 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(27 [pid 4031] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./32", 0777 [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4031] <... futex resumed>) = 1 [pid 4030] <... futex resumed>) = 0 [pid 4025] close(28 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... mkdir resumed>) = 0 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4031] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4030] close(3 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(28 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... close resumed>) = 0 [pid 4025] close(29 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4036 attached [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4030] close(4 [pid 4025] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4024] close(29 [pid 4036] set_robust_list(0x55555684f5e0, 24 [pid 4035] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... close resumed>) = 0 [pid 4025] exit_group(0 [pid 4024] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 72 [pid 4036] <... set_robust_list resumed>) = 0 [pid 4030] close(5 [pid 4028] <... futex resumed>) = ? [pid 4025] <... exit_group resumed>) = ? [pid 4024] exit_group(0 [pid 4036] chdir("./32" [pid 4030] <... close resumed>) = 0 [pid 4036] <... chdir resumed>) = 0 [pid 4030] close(6 [pid 4036] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4030] <... close resumed>) = 0 [pid 4028] +++ exited with 0 +++ [pid 4025] +++ exited with 0 +++ [pid 4027] <... futex resumed>) = ? [pid 4024] <... exit_group resumed>) = ? [pid 4036] <... prctl resumed>) = 0 [pid 4030] close(7 [pid 4036] setpgid(0, 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4036] <... setpgid resumed>) = 0 [pid 4030] close(8 [pid 4027] +++ exited with 0 +++ [pid 4024] +++ exited with 0 +++ [pid 4036] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4035] <... write resumed>) = 61440 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(9) = -1 EBADF (Bad file descriptor) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=2, si_stime=3} --- [pid 4036] <... symlink resumed>) = 0 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4036] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(10 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4036] <... symlink resumed>) = 0 [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... restart_syscall resumed>) = 0 [pid 4036] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4035] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4030] close(11 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4036] <... symlink resumed>) = 0 [pid 4035] <... mmap resumed>) = 0x20000000 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(12 [pid 3615] <... openat resumed>) = 3 [pid 4036] <... openat resumed>) = 3 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4033] <... futex resumed>) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3610] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4036] write(3, "1000", 4 [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] socket(AF_XDP, SOCK_RAW, 0 [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(13 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4036] <... write resumed>) = 4 [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4033] <... socket resumed>) = 6 [pid 4032] <... futex resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3610] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4036] close(3 [pid 4035] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] close(14 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4036] <... close resumed>) = 0 [pid 4035] <... socket resumed>) = 5 [pid 4032] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4033] <... futex resumed>) = 0 [pid 3615] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... openat resumed>) = 3 [pid 4036] symlink("/dev/binderfs", "./binderfs" [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(15 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] fstat(3, [pid 4036] <... symlink resumed>) = 0 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4032] <... futex resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./31/binderfs", [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] close(16 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] getdents64(3, [pid 4036] <... futex resumed>) = 0 [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4033] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./31/binderfs" [pid 4036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] close(17 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4036] <... mmap resumed>) = 0x7f6e2575a000 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4036] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4030] close(18 [pid 3615] <... unlink resumed>) = 0 [pid 3610] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4036] <... mprotect resumed>) = 0 [pid 4035] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4036] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4030] close(19 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4037 attached [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4037] set_robust_list(0x7f6e2577a9e0, 24 [pid 4036] <... clone resumed>, parent_tid=[73], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 73 [pid 4030] close(20 [pid 4037] <... set_robust_list resumed>) = 0 [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./30/binderfs", [pid 4037] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4036] <... futex resumed>) = 0 [pid 4030] close(21 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4037] <... openat resumed>) = 3 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./31/memory.events", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] close(22 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] unlink("./30/binderfs" [pid 4037] <... futex resumed>) = 0 [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./31/memory.events" [pid 4037] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4036] <... futex resumed>) = 0 [pid 4030] close(23 [pid 3610] <... unlink resumed>) = 0 [pid 4037] <... openat resumed>) = 4 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3610] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4030] close(24 [pid 3615] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4037] <... futex resumed>) = 0 [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4033] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./30/memory.events", [pid 4037] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4036] <... futex resumed>) = 0 [pid 4033] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4030] close(25 [pid 3615] lstat("./31/cgroup", [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4033] <... futex resumed>) = 1 [pid 4032] <... futex resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] unlink("./30/memory.events" [pid 4033] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4032] close(3 [pid 4030] close(26 [pid 3615] unlink("./31/cgroup" [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4030] close(27 [pid 3610] <... unlink resumed>) = 0 [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4030] close(28) = -1 EBADF (Bad file descriptor) [pid 4030] close(29 [pid 3610] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4030] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4037] <... write resumed>) = 61440 [pid 4032] <... close resumed>) = 0 [pid 4030] exit_group(0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(4 [pid 4031] <... futex resumed>) = ? [pid 4030] <... exit_group resumed>) = ? [pid 3615] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./30/cgroup", [pid 4037] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = 0 [pid 4031] +++ exited with 0 +++ [pid 4030] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4037] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(5 [pid 3615] lstat("./31/cgroup.net", [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] unlink("./30/cgroup" [pid 4037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4037] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4032] close(6 [pid 3615] unlink("./31/cgroup.net" [pid 3610] <... unlink resumed>) = 0 [pid 4037] <... mmap resumed>) = 0x20000000 [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4032] <... close resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4037] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(7 [pid 3615] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4037] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./30/cgroup.net", [pid 4037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(8 [pid 3615] lstat("./31/cgroup.cpu", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4037] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] unlink("./30/cgroup.net" [pid 4037] <... socket resumed>) = 5 [pid 4035] socket(AF_XDP, SOCK_RAW, 0 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4032] close(9 [pid 3615] unlink("./31/cgroup.cpu" [pid 3612] <... openat resumed>) = 3 [pid 3610] <... unlink resumed>) = 0 [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... socket resumed>) = 6 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] fstat(3, [pid 3610] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4037] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(10 [pid 3615] getdents64(3, [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4037] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] getdents64(3, [pid 3610] lstat("./30/cgroup.cpu", [pid 4037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(11 [pid 3615] close(3 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4037] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4035] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4034] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3612] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./30/cgroup.cpu" [pid 4037] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4035] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4034] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4032] close(12 [pid 3615] rmdir("./31" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./30/binderfs", [pid 3610] getdents64(3, [pid 4037] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4035] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4032] close(13 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4037] socket(AF_XDP, SOCK_RAW, 0 [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./30/binderfs" [pid 3610] close(3 [pid 4037] <... socket resumed>) = 6 [pid 4036] <... futex resumed>) = 0 [pid 4035] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4032] close(14 [pid 3615] <... rmdir resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... close resumed>) = 0 [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4035] <... futex resumed>) = 1 [pid 4034] <... futex resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./32", 0777 [pid 3612] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] rmdir("./30" [pid 4037] <... futex resumed>) = 0 [pid 4036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4035] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4034] close(3 [pid 4032] close(15 [pid 3615] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... rmdir resumed>) = 0 [pid 4037] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... close resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./30/memory.events", [pid 3610] mkdir("./31", 0777./strace-static-x86_64: Process 4038 attached [pid 4037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] <... futex resumed>) = 0 [pid 4034] close(4 [pid 4032] close(16 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 4038] set_robust_list(0x55555684f5e0, 24 [pid 4037] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4036] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4034] <... close resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 75 [pid 3612] unlink("./30/memory.events" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4039 attached [pid 4038] <... set_robust_list resumed>) = 0 [pid 4037] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4034] close(5 [pid 4032] close(17 [pid 3612] <... unlink resumed>) = 0 [pid 4038] chdir("./32" [pid 4037] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4034] <... close resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 69 [pid 4039] set_robust_list(0x55555684f5e0, 24 [pid 4038] <... chdir resumed>) = 0 [pid 4039] <... set_robust_list resumed>) = 0 [pid 4037] <... futex resumed>) = 1 [pid 4036] <... futex resumed>) = 0 [pid 4034] close(6 [pid 4032] close(18 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4039] chdir("./31" [pid 4038] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4037] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4036] close(3 [pid 4034] <... close resumed>) = 0 [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./30/cgroup", [pid 4039] <... chdir resumed>) = 0 [pid 4038] <... prctl resumed>) = 0 [pid 4036] <... close resumed>) = 0 [pid 4034] close(7 [pid 4032] close(19 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4038] setpgid(0, 0 [pid 4036] close(4 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./30/cgroup" [pid 4039] <... prctl resumed>) = 0 [pid 4038] <... setpgid resumed>) = 0 [pid 4036] <... close resumed>) = 0 [pid 4034] close(8 [pid 4032] close(20 [pid 3612] <... unlink resumed>) = 0 [pid 4039] setpgid(0, 0 [pid 4038] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4036] close(5 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4039] <... setpgid resumed>) = 0 [pid 4038] <... symlink resumed>) = 0 [pid 4036] <... close resumed>) = 0 [pid 4034] close(9 [pid 4032] close(21 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4039] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4038] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4036] close(6 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./30/cgroup.net", [pid 4039] <... symlink resumed>) = 0 [pid 4038] <... symlink resumed>) = 0 [pid 4036] <... close resumed>) = 0 [pid 4034] close(10 [pid 4032] close(22 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4039] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4038] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4036] close(7 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./30/cgroup.net" [pid 4039] <... symlink resumed>) = 0 [pid 4038] <... symlink resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(11 [pid 4032] close(23 [pid 3612] <... unlink resumed>) = 0 [pid 4039] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4036] close(8 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4039] <... symlink resumed>) = 0 [pid 4038] <... openat resumed>) = 3 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(12 [pid 4032] close(24 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4038] write(3, "1000", 4 [pid 4036] close(9 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./30/cgroup.cpu", [pid 4039] <... openat resumed>) = 3 [pid 4038] <... write resumed>) = 4 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(13 [pid 4032] close(25 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4039] write(3, "1000", 4 [pid 4038] close(3 [pid 4036] close(10 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./30/cgroup.cpu" [pid 4039] <... write resumed>) = 4 [pid 4038] <... close resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(14 [pid 4032] close(26 [pid 3612] <... unlink resumed>) = 0 [pid 4039] close(3 [pid 4038] symlink("/dev/binderfs", "./binderfs" [pid 4036] close(11 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4039] <... close resumed>) = 0 [pid 4038] <... symlink resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(15 [pid 4032] close(27 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4039] symlink("/dev/binderfs", "./binderfs" [pid 4038] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] close(12 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 4039] <... symlink resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(16 [pid 4032] close(28 [pid 3612] <... close resumed>) = 0 [pid 4039] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4036] close(13 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./30" [pid 4039] <... futex resumed>) = 0 [pid 4038] <... mmap resumed>) = 0x7f6e2575a000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(17 [pid 4032] close(29 [pid 3612] <... rmdir resumed>) = 0 [pid 4039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4038] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4036] close(14 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4032] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./31", 0777 [pid 4039] <... mmap resumed>) = 0x7f6e2575a000 [pid 4038] <... mprotect resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(18 [pid 4032] exit_group(0 [pid 3612] <... mkdir resumed>) = 0 [pid 4039] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4038] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4036] close(15 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4033] <... futex resumed>) = ? [pid 4032] <... exit_group resumed>) = ? [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4040 attached ./strace-static-x86_64: Process 4041 attached [pid 4039] <... mprotect resumed>) = 0 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(19 [pid 4033] +++ exited with 0 +++ [pid 4032] +++ exited with 0 +++ [pid 4041] set_robust_list(0x55555684f5e0, 24 [pid 4040] set_robust_list(0x7f6e2577a9e0, 24 [pid 4038] <... clone resumed>, parent_tid=[76], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 76 [pid 4036] close(16 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 69 [pid 4039] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4041] <... set_robust_list resumed>) = 0 [pid 4040] <... set_robust_list resumed>) = 0 [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4042 attached [pid 4041] chdir("./31" [pid 4040] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4038] <... futex resumed>) = 0 [pid 4036] close(17 [pid 4034] close(20 [pid 4042] set_robust_list(0x7f6e2577a9e0, 24 [pid 4041] <... chdir resumed>) = 0 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] <... set_robust_list resumed>) = 0 [pid 4041] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4040] <... openat resumed>) = 3 [pid 4039] <... clone resumed>, parent_tid=[70], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 70 [pid 4036] close(18 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... prctl resumed>) = 0 [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(21 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] setpgid(0, 0 [pid 4040] <... futex resumed>) = 1 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4036] close(19 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4041] <... setpgid resumed>) = 0 [pid 4040] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(22 [pid 4042] <... openat resumed>) = 3 [pid 4041] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4038] <... futex resumed>) = 0 [pid 4036] close(20 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./30", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... symlink resumed>) = 0 [pid 4040] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(23 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4042] <... futex resumed>) = 1 [pid 4041] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4040] <... openat resumed>) = 4 [pid 4039] <... futex resumed>) = 0 [pid 4036] close(21 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] openat(AT_FDCWD, "./30", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... symlink resumed>) = 0 [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(24 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4040] <... futex resumed>) = 1 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4036] close(22 [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 4042] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4041] <... symlink resumed>) = 0 [pid 4040] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] close(25 [pid 3611] fstat(3, [pid 4042] <... openat resumed>) = 4 [pid 4041] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4038] <... futex resumed>) = 0 [pid 4036] close(23 [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] <... futex resumed>) = 1 [pid 4039] <... futex resumed>) = 0 [pid 4036] close(24 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... futex resumed>) = 0 [pid 4036] close(25 [pid 4034] close(26 [pid 3611] getdents64(3, [pid 4042] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4041] <... openat resumed>) = 3 [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4041] write(3, "1000", 4 [pid 4036] close(26 [pid 4034] close(27 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4041] <... write resumed>) = 4 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./30/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(3 [pid 4040] <... write resumed>) = 61440 [pid 4036] close(27 [pid 4034] close(28 [pid 4041] <... close resumed>) = 0 [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4042] <... write resumed>) = 61440 [pid 4041] symlink("/dev/binderfs", "./binderfs" [pid 4040] <... futex resumed>) = 1 [pid 4038] <... futex resumed>) = 0 [pid 4036] close(28 [pid 4034] close(29 [pid 3611] lstat("./30/binderfs", [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... symlink resumed>) = 0 [pid 4040] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4034] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4042] <... futex resumed>) = 1 [pid 4041] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... mmap resumed>) = 0x20000000 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 4036] close(29 [pid 4034] exit_group(0 [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... futex resumed>) = 0 [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4036] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./30/binderfs" [pid 4034] <... exit_group resumed>) = ? [pid 4035] <... futex resumed>) = ? [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4040] <... futex resumed>) = 0 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4036] exit_group(0 [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4037] <... futex resumed>) = ? [pid 4036] <... exit_group resumed>) = ? [pid 3611] <... unlink resumed>) = 0 [pid 4042] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4041] <... mmap resumed>) = 0x7f6e2575a000 [pid 4040] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4038] <... futex resumed>) = 0 [pid 4037] +++ exited with 0 +++ [pid 4036] +++ exited with 0 +++ [pid 4035] +++ exited with 0 +++ [pid 4034] +++ exited with 0 +++ [pid 3611] umount2("./30/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4042] <... mmap resumed>) = 0x20000000 [pid 4041] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... mprotect resumed>) = 0 [pid 4040] <... socket resumed>) = 5 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4042] <... futex resumed>) = 1 [pid 4041] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... futex resumed>) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3611] lstat("./30/memory.events", ./strace-static-x86_64: Process 4043 attached [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4040] <... futex resumed>) = 1 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... futex resumed>) = 0 [pid 3614] <... restart_syscall resumed>) = 0 [pid 4043] set_robust_list(0x7f6e2577a9e0, 24 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... clone resumed>, parent_tid=[70], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 70 [pid 4040] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4039] <... futex resumed>) = 0 [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4043] <... set_robust_list resumed>) = 0 [pid 4042] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] <... futex resumed>) = 0 [pid 3611] unlink("./30/memory.events" [pid 4043] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4042] <... socket resumed>) = 5 [pid 4041] <... futex resumed>) = 0 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4043] <... openat resumed>) = 3 [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 4042] <... futex resumed>) = 1 [pid 4039] <... futex resumed>) = 0 [pid 4043] <... futex resumed>) = 0 [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./30/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4043] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4042] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... futex resumed>) = 0 [pid 4039] <... futex resumed>) = 0 [pid 3614] fstat(3, [pid 4043] <... openat resumed>) = 4 [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3613] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4043] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/binderfs", [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] unlink("./32/binderfs") = 0 [pid 3614] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/memory.events", [pid 4041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... openat resumed>) = 3 [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./32/memory.events" [pid 3613] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4043] <... futex resumed>) = 0 [pid 4042] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4041] <... futex resumed>) = 1 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] lstat("./30/cgroup", [pid 4043] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3614] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./32/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./32/cgroup" [pid 3613] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3614] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./30/cgroup" [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] lstat("./32/cgroup.net", [pid 4043] <... write resumed>) = 61440 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./32/cgroup.net" [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./30/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] lstat("./32/binderfs", [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./32/binderfs" [pid 3611] lstat("./30/cgroup.net", [pid 4043] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./32/cgroup.cpu", [pid 4043] <... mmap resumed>) = 0x20000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./32/cgroup.cpu" [pid 3613] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./30/cgroup.net" [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3613] lstat("./32/memory.events", [pid 3611] <... unlink resumed>) = 0 [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4043] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] close(3 [pid 4043] <... socket resumed>) = 5 [pid 3614] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] umount2("./30/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] rmdir("./32" [pid 3613] unlink("./32/memory.events" [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./33", 0777 [pid 4043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... futex resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] lstat("./30/cgroup.cpu", [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4043] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 4044 attached [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 74 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4044] set_robust_list(0x55555684f5e0, 24 [pid 4038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] lstat("./32/cgroup", [pid 3611] unlink("./30/cgroup.cpu" [pid 4042] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4038] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4044] <... set_robust_list resumed>) = 0 [pid 3613] unlink("./32/cgroup" [pid 3611] <... unlink resumed>) = 0 [pid 4038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4044] chdir("./33" [pid 4039] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 4044] <... chdir resumed>) = 0 [pid 4039] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... futex resumed>) = 0 [pid 3613] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4044] <... prctl resumed>) = 0 [pid 4042] <... futex resumed>) = 0 [pid 4039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4038] <... mmap resumed>) = 0x7f6e25739000 [pid 4044] setpgid(0, 0 [pid 4039] <... mmap resumed>) = 0x7f6e25739000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4044] <... setpgid resumed>) = 0 [pid 4040] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4039] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4038] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3613] lstat("./32/cgroup.net", [pid 3611] <... close resumed>) = 0 [pid 4044] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... mprotect resumed>) = 0 [pid 4038] <... mprotect resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4044] <... symlink resumed>) = 0 [pid 4040] <... futex resumed>) = 0 [pid 4039] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4038] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] unlink("./32/cgroup.net" [pid 3611] rmdir("./30"./strace-static-x86_64: Process 4046 attached ./strace-static-x86_64: Process 4045 attached [pid 4044] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4040] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] set_robust_list(0x7f6e257599e0, 24 [pid 4044] <... symlink resumed>) = 0 [pid 4039] <... clone resumed>, parent_tid=[71], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 71 [pid 4038] <... clone resumed>, parent_tid=[77], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 77 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 4046] <... set_robust_list resumed>) = 0 [pid 4045] set_robust_list(0x7f6e257599e0, 24 [pid 4044] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4039] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] mkdir("./31", 0777 [pid 4046] socket(AF_XDP, SOCK_RAW, 0 [pid 4045] <... set_robust_list resumed>) = 0 [pid 4044] <... symlink resumed>) = 0 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4046] <... socket resumed>) = 6 [pid 4045] socket(AF_XDP, SOCK_RAW, 0 [pid 4044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4039] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4038] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./32/cgroup.cpu", [pid 3611] <... mkdir resumed>) = 0 [pid 4046] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4045] <... socket resumed>) = 6 [pid 4044] <... openat resumed>) = 3 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4046] <... futex resumed>) = 0 [pid 4045] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] write(3, "1000", 4 [pid 4038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] unlink("./32/cgroup.cpu"./strace-static-x86_64: Process 4047 attached [pid 4046] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4045] <... futex resumed>) = 1 [pid 4044] <... write resumed>) = 4 [pid 4039] <... futex resumed>) = 0 [pid 4038] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] set_robust_list(0x55555684f5e0, 24 [pid 4045] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4044] close(3 [pid 4040] <... futex resumed>) = 0 [pid 4039] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4038] <... futex resumed>) = 1 [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 70 [pid 4047] <... set_robust_list resumed>) = 0 [pid 4044] <... close resumed>) = 0 [pid 4042] <... futex resumed>) = 0 [pid 4040] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4039] <... futex resumed>) = 1 [pid 4038] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] getdents64(3, [pid 4047] chdir("./31" [pid 4044] symlink("/dev/binderfs", "./binderfs" [pid 4042] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4040] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4039] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4047] <... chdir resumed>) = 0 [pid 4044] <... symlink resumed>) = 0 [pid 4040] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4044] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4042] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4040] <... futex resumed>) = 1 [pid 4038] <... futex resumed>) = 0 [pid 3613] close(3 [pid 4047] <... prctl resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4042] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4040] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4038] close(3 [pid 3613] <... close resumed>) = 0 [pid 4047] setpgid(0, 0 [pid 4044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4042] <... futex resumed>) = 1 [pid 4039] <... futex resumed>) = 0 [pid 4038] <... close resumed>) = 0 [pid 3613] rmdir("./32" [pid 4047] <... setpgid resumed>) = 0 [pid 4044] <... mmap resumed>) = 0x7f6e2575a000 [pid 4042] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4039] close(3 [pid 4038] close(4 [pid 4047] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4044] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4043] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4041] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... close resumed>) = 0 [pid 4038] <... close resumed>) = 0 [pid 3613] <... rmdir resumed>) = 0 [pid 4047] <... symlink resumed>) = 0 [pid 4044] <... mprotect resumed>) = 0 [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = 0 [pid 4039] close(4 [pid 4038] close(5 [pid 3613] mkdir("./33", 0777 [pid 4047] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4044] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4043] <... futex resumed>) = 0 [pid 4041] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4039] <... close resumed>) = 0 [pid 4038] <... close resumed>) = 0 ./strace-static-x86_64: Process 4048 attached [pid 4047] <... symlink resumed>) = 0 [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] <... mmap resumed>) = 0x7f6e25739000 [pid 4039] close(5 [pid 4038] close(6 [pid 3613] <... mkdir resumed>) = 0 [pid 4048] set_robust_list(0x7f6e2577a9e0, 24 [pid 4047] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4044] <... clone resumed>, parent_tid=[75], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 75 [pid 4041] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4039] <... close resumed>) = 0 [pid 4038] <... close resumed>) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4048] <... set_robust_list resumed>) = 0 [pid 4047] <... symlink resumed>) = 0 [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... mprotect resumed>) = 0 [pid 4039] close(6 [pid 4038] close(7 [pid 4047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4041] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4050 attached ./strace-static-x86_64: Process 4049 attached [pid 4048] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4047] <... openat resumed>) = 3 [pid 4044] <... futex resumed>) = 0 [pid 4039] <... close resumed>) = 0 [pid 4038] close(8 [pid 4050] set_robust_list(0x7f6e257599e0, 24 [pid 4049] set_robust_list(0x55555684f5e0, 24 [pid 4047] write(3, "1000", 4 [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... clone resumed>, parent_tid=[71], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 71 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4050] <... set_robust_list resumed>) = 0 [pid 4049] <... set_robust_list resumed>) = 0 [pid 4048] <... openat resumed>) = 3 [pid 4047] <... write resumed>) = 4 [pid 4041] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] close(7 [pid 4038] close(9 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 77 [pid 4050] socket(AF_XDP, SOCK_RAW, 0 [pid 4049] chdir("./33" [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] close(3 [pid 4041] <... futex resumed>) = 0 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4050] <... socket resumed>) = 6 [pid 4049] <... chdir resumed>) = 0 [pid 4048] <... futex resumed>) = 1 [pid 4047] <... close resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4039] close(8 [pid 4038] close(10 [pid 4050] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] symlink("/dev/binderfs", "./binderfs" [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4050] <... futex resumed>) = 0 [pid 4049] <... prctl resumed>) = 0 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... symlink resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] close(9 [pid 4038] close(11 [pid 4050] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] setpgid(0, 0 [pid 4048] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4047] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4043] <... futex resumed>) = 0 [pid 4041] <... futex resumed>) = 1 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] <... setpgid resumed>) = 0 [pid 4048] <... openat resumed>) = 4 [pid 4047] <... futex resumed>) = 0 [pid 4041] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4039] close(10 [pid 4038] close(12 [pid 4049] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4043] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] <... symlink resumed>) = 0 [pid 4048] <... futex resumed>) = 1 [pid 4047] <... mmap resumed>) = 0x7f6e2575a000 [pid 4044] <... futex resumed>) = 0 [pid 4043] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4039] close(11 [pid 4038] close(13 [pid 4049] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4043] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] <... symlink resumed>) = 0 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... mprotect resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4043] <... futex resumed>) = 1 [pid 4041] <... futex resumed>) = 0 [pid 4039] close(12 [pid 4038] close(14 [pid 4049] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4048] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4047] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4043] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4041] close(3 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4051 attached [pid 4049] <... symlink resumed>) = 0 [pid 4041] <... close resumed>) = 0 [pid 4039] close(13 [pid 4038] close(15 [pid 4051] set_robust_list(0x7f6e2577a9e0, 24 [pid 4049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4047] <... clone resumed>, parent_tid=[71], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 71 [pid 4041] close(4 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] <... set_robust_list resumed>) = 0 [pid 4049] <... openat resumed>) = 3 [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = 0 [pid 4039] close(14 [pid 4038] close(16 [pid 4051] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4049] write(3, "1000", 4 [pid 4048] <... write resumed>) = 61440 [pid 4047] <... futex resumed>) = 0 [pid 4041] close(5 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] <... openat resumed>) = 3 [pid 4049] <... write resumed>) = 4 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = 0 [pid 4039] close(15 [pid 4038] close(17 [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] close(3 [pid 4048] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4044] <... futex resumed>) = 0 [pid 4041] close(6 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] <... futex resumed>) = 0 [pid 4049] <... close resumed>) = 0 [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = 0 [pid 4039] close(16 [pid 4038] close(18 [pid 4051] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4049] symlink("/dev/binderfs", "./binderfs" [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] close(7 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] <... openat resumed>) = 4 [pid 4049] <... symlink resumed>) = 0 [pid 4048] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(17 [pid 4038] close(19 [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... mmap resumed>) = 0x20000000 [pid 4047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] close(8 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] <... futex resumed>) = 0 [pid 4049] <... futex resumed>) = 0 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(18 [pid 4038] close(20 [pid 4051] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4048] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] close(9 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] <... mmap resumed>) = 0x7f6e2575a000 [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(19 [pid 4038] close(21 [pid 4049] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4044] <... futex resumed>) = 0 [pid 4041] close(10 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] <... mprotect resumed>) = 0 [pid 4048] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(20 [pid 4038] close(22 [pid 4051] <... write resumed>) = 61440 [pid 4049] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4048] <... socket resumed>) = 5 [pid 4041] close(11 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4052 attached [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(21 [pid 4038] close(23 [pid 4052] set_robust_list(0x7f6e2577a9e0, 24 [pid 4051] <... futex resumed>) = 1 [pid 4049] <... clone resumed>, parent_tid=[78], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 78 [pid 4048] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] close(12 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... set_robust_list resumed>) = 0 [pid 4051] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] close(22 [pid 4038] close(24 [pid 4052] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4049] <... futex resumed>) = 0 [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = 0 [pid 4041] close(13 [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... openat resumed>) = 3 [pid 4051] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(25 [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... mmap resumed>) = 0x20000000 [pid 4049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4048] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4041] close(14 [pid 4039] close(23 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... futex resumed>) = 0 [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(26 [pid 4052] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4051] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4041] close(15 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... openat resumed>) = 4 [pid 4051] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(27 [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 4041] close(16 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... futex resumed>) = 0 [pid 4051] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(28 [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] <... socket resumed>) = 5 [pid 4041] close(17 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] close(29 [pid 4051] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4041] close(18 [pid 4038] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4051] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4038] exit_group(0 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 4046] <... futex resumed>) = ? [pid 4041] close(19 [pid 4040] <... futex resumed>) = ? [pid 4038] <... exit_group resumed>) = ? [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] <... futex resumed>) = 0 [pid 4051] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4049] <... futex resumed>) = 1 [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4040] +++ exited with 0 +++ [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4046] +++ exited with 0 +++ [pid 4041] close(20 [pid 4039] close(24 [pid 4038] +++ exited with 0 +++ [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] close(21 [pid 4039] close(25 [pid 4052] <... futex resumed>) = 0 [pid 4049] <... futex resumed>) = 1 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4052] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4041] close(22 [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4039] close(26 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4041] close(23 [pid 4039] close(27 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4041] close(24 [pid 4039] close(28 [pid 3615] <... openat resumed>) = 3 [pid 4052] <... write resumed>) = 61440 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] close(25 [pid 4039] close(29 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4052] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 4048] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] close(26 [pid 4039] exit_group(0 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4049] <... futex resumed>) = 0 [pid 4045] <... futex resumed>) = ? [pid 4042] <... futex resumed>) = ? [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] <... exit_group resumed>) = ? [pid 3615] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4052] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... futex resumed>) = 1 [pid 4045] +++ exited with 0 +++ [pid 4044] <... futex resumed>) = 0 [pid 4042] +++ exited with 0 +++ [pid 4041] close(27 [pid 4052] <... mmap resumed>) = 0x20000000 [pid 4048] socket(AF_XDP, SOCK_RAW, 0 [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4039] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... socket resumed>) = 6 [pid 4044] <... futex resumed>) = 0 [pid 4041] close(28 [pid 3615] lstat("./32/binderfs", [pid 4052] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... futex resumed>) = 0 [pid 4044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4041] close(29 [pid 3615] unlink("./32/binderfs" [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4049] <... futex resumed>) = 0 [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4044] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4041] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... restart_syscall resumed>) = 0 [pid 4052] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4044] <... futex resumed>) = 0 [pid 4041] exit_group(0 [pid 3615] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4052] <... socket resumed>) = 5 [pid 4050] <... futex resumed>) = ? [pid 4044] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4043] <... futex resumed>) = ? [pid 4041] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4050] +++ exited with 0 +++ [pid 4048] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4043] +++ exited with 0 +++ [pid 4041] +++ exited with 0 +++ [pid 3615] lstat("./32/memory.events", [pid 4052] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4048] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4049] <... futex resumed>) = 0 [pid 4048] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] unlink("./32/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4048] <... futex resumed>) = 1 [pid 4044] <... futex resumed>) = 0 [pid 4052] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4048] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4044] close(3 [pid 3615] <... unlink resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4044] <... close resumed>) = 0 [pid 3615] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4051] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4044] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... openat resumed>) = 3 [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... close resumed>) = 0 [pid 3615] lstat("./32/cgroup", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] fstat(3, [pid 4051] <... futex resumed>) = 1 [pid 4047] <... futex resumed>) = 0 [pid 4044] close(5 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4051] socket(AF_XDP, SOCK_RAW, 0 [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... close resumed>) = 0 [pid 3615] unlink("./32/cgroup" [pid 3612] <... openat resumed>) = 3 [pid 4051] <... socket resumed>) = 6 [pid 4047] <... futex resumed>) = 0 [pid 3612] fstat(3, [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4051] <... futex resumed>) = 0 [pid 4047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] getdents64(3, [pid 4051] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4047] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4051] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4047] <... futex resumed>) = 0 [pid 3612] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4047] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4044] close(6 [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 4051] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4044] <... close resumed>) = 0 [pid 3615] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./31/binderfs", [pid 4052] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4051] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4044] close(7 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4051] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./32/cgroup.net", [pid 3612] unlink("./31/binderfs" [pid 3610] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4052] <... futex resumed>) = 1 [pid 4051] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 4047] <... futex resumed>) = 0 [pid 4044] close(8 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4051] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] close(3 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./32/cgroup.net" [pid 3612] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4052] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4049] <... futex resumed>) = 0 [pid 4047] <... close resumed>) = 0 [pid 4044] close(9 [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./31/binderfs", [pid 4052] socket(AF_XDP, SOCK_RAW, 0 [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4047] close(4 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] lstat("./31/memory.events", [pid 4052] <... socket resumed>) = 6 [pid 4047] <... close resumed>) = 0 [pid 4044] close(10 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] close(5 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./32/cgroup.cpu", [pid 3612] unlink("./31/memory.events" [pid 3610] unlink("./31/binderfs" [pid 4052] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 4047] <... close resumed>) = 0 [pid 4044] close(11 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4049] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] close(6 [pid 3612] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 4049] <... futex resumed>) = 0 [pid 4047] <... close resumed>) = 0 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./32/cgroup.cpu" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4049] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4047] close(7 [pid 4044] close(12 [pid 3612] lstat("./31/cgroup", [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4052] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4047] close(8 [pid 4044] close(13 [pid 3615] getdents64(3, [pid 3612] unlink("./31/cgroup" [pid 3610] lstat("./31/memory.events", [pid 4052] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4047] close(9 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4044] close(14 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4052] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./31/memory.events" [pid 4052] <... futex resumed>) = 1 [pid 4049] <... futex resumed>) = 0 [pid 4047] close(10 [pid 4044] close(15 [pid 3615] <... close resumed>) = 0 [pid 3612] lstat("./31/cgroup.net", [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4047] close(11 [pid 3612] unlink("./31/cgroup.net" [pid 3610] <... unlink resumed>) = 0 [pid 4052] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4049] close(3 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./32" [pid 3612] <... unlink resumed>) = 0 [pid 3610] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4049] <... close resumed>) = 0 [pid 4047] close(12 [pid 4044] close(16 [pid 3612] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] close(4 [pid 3615] <... rmdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4049] <... close resumed>) = 0 [pid 4047] close(13 [pid 4044] close(17 [pid 3615] mkdir("./33", 0777 [pid 3612] lstat("./31/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4049] close(5 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4047] close(14 [pid 3615] <... mkdir resumed>) = 0 [pid 3612] unlink("./31/cgroup.cpu" [pid 4049] <... close resumed>) = 0 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] close(18 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./31/cgroup", [pid 4049] close(6 [pid 4047] close(15 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4047] close(16 [pid 3612] close(3 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 ./strace-static-x86_64: Process 4053 attached [pid 4049] <... close resumed>) = 0 [pid 4047] close(17 [pid 4044] close(19 [pid 3612] rmdir("./31" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4053] set_robust_list(0x55555684f5e0, 24 [pid 4049] close(7 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 78 [pid 3612] <... rmdir resumed>) = 0 [pid 3610] unlink("./31/cgroup" [pid 4053] <... set_robust_list resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(18 [pid 4044] close(20 [pid 3612] mkdir("./32", 0777 [pid 4053] chdir("./33" [pid 4049] close(8 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4053] <... chdir resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(19 [pid 4044] close(21 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4054 attached [pid 4053] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4049] close(9 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] set_robust_list(0x55555684f5e0, 24 [pid 4053] <... prctl resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(20 [pid 4044] close(22 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 72 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4054] <... set_robust_list resumed>) = 0 [pid 4053] setpgid(0, 0 [pid 4049] close(10 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./31/cgroup.net", [pid 4054] chdir("./32" [pid 4053] <... setpgid resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(21 [pid 4044] close(23 [pid 4054] <... chdir resumed>) = 0 [pid 4053] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4049] close(11 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4054] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4053] <... symlink resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(22 [pid 4044] close(24 [pid 3610] unlink("./31/cgroup.net" [pid 4054] <... prctl resumed>) = 0 [pid 4053] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4049] close(12 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] setpgid(0, 0 [pid 4053] <... symlink resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(23 [pid 4044] close(25 [pid 3610] <... unlink resumed>) = 0 [pid 4054] <... setpgid resumed>) = 0 [pid 4053] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4049] close(13 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4054] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4053] <... symlink resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(24 [pid 4044] close(26 [pid 4054] <... symlink resumed>) = 0 [pid 4053] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4049] close(14 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4054] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4053] <... openat resumed>) = 3 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] close(25 [pid 4044] close(27 [pid 3610] lstat("./31/cgroup.cpu", [pid 4053] write(3, "1000", 4 [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] <... symlink resumed>) = 0 [pid 4053] <... write resumed>) = 4 [pid 4049] close(15 [pid 4047] close(26 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4054] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4053] close(3 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] close(28 [pid 3610] unlink("./31/cgroup.cpu" [pid 4054] <... symlink resumed>) = 0 [pid 4053] <... close resumed>) = 0 [pid 4049] close(16 [pid 4047] close(27 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] symlink("/dev/binderfs", "./binderfs" [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] close(29 [pid 3610] <... unlink resumed>) = 0 [pid 4054] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4053] <... symlink resumed>) = 0 [pid 4049] close(17 [pid 4047] close(28 [pid 4044] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] getdents64(3, [pid 4054] <... openat resumed>) = 3 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4044] exit_group(0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4054] write(3, "1000", 4 [pid 4053] <... futex resumed>) = 0 [pid 4049] close(18 [pid 4048] <... futex resumed>) = ? [pid 4047] close(29 [pid 4044] <... exit_group resumed>) = ? [pid 3610] close(3 [pid 4054] <... write resumed>) = 4 [pid 4053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4048] +++ exited with 0 +++ [pid 4047] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... mmap resumed>) = 0x7f6e2575a000 [pid 4047] exit_group(0 [pid 4053] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4051] <... futex resumed>) = ? [pid 4047] <... exit_group resumed>) = ? [pid 4054] close(3 [pid 4053] <... mprotect resumed>) = 0 [pid 4051] +++ exited with 0 +++ [pid 4049] close(19 [pid 4047] +++ exited with 0 +++ [pid 4044] +++ exited with 0 +++ [pid 3610] <... close resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 4053] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- ./strace-static-x86_64: Process 4055 attached [pid 4054] symlink("/dev/binderfs", "./binderfs" [pid 4049] close(20 [pid 3610] rmdir("./31" [pid 4055] set_robust_list(0x7f6e2577a9e0, 24 [pid 4053] <... clone resumed>, parent_tid=[79], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 79 [pid 4054] <... symlink resumed>) = 0 [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 4053] <... futex resumed>) = 0 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4055] <... set_robust_list resumed>) = 0 [pid 3611] umount2("./31", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... rmdir resumed>) = 0 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] close(21 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4055] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4054] <... futex resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] openat(AT_FDCWD, "./31", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4055] <... openat resumed>) = 3 [pid 4049] close(22 [pid 3611] <... openat resumed>) = 3 [pid 4054] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] fstat(3, [pid 3614] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4054] <... mmap resumed>) = 0x7f6e2575a000 [pid 3610] mkdir("./32", 0777 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4049] close(23 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] getdents64(3, [pid 4054] <... mprotect resumed>) = 0 [pid 4049] close(24 [pid 3614] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4054] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4049] close(25 [pid 3611] umount2("./31/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4049] close(26 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4056 attached [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 4055] <... futex resumed>) = 1 [pid 4053] <... futex resumed>) = 0 [pid 3611] lstat("./31/binderfs", [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4056] set_robust_list(0x7f6e2577a9e0, 24 [pid 4055] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... clone resumed>, parent_tid=[73], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 73 [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] close(27 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4056] <... set_robust_list resumed>) = 0 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4053] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4057 attached [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 3611] unlink("./31/binderfs" [pid 4057] set_robust_list(0x55555684f5e0, 24 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4055] <... openat resumed>) = 4 [pid 4054] <... futex resumed>) = 0 [pid 4049] close(28 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4057] <... set_robust_list resumed>) = 0 [pid 4056] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 72 [pid 4057] chdir("./32" [pid 4056] <... openat resumed>) = 3 [pid 4055] <... futex resumed>) = 1 [pid 4053] <... futex resumed>) = 0 [pid 4049] close(29 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./31/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4057] <... chdir resumed>) = 0 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4049] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./33/binderfs", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4056] <... futex resumed>) = 1 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4053] <... futex resumed>) = 0 [pid 4049] exit_group(0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] lstat("./31/memory.events", [pid 4057] <... prctl resumed>) = 0 [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4052] <... futex resumed>) = ? [pid 4049] <... exit_group resumed>) = ? [pid 3614] unlink("./33/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4057] setpgid(0, 0 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 4057] <... setpgid resumed>) = 0 [pid 4056] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4057] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4056] <... openat resumed>) = 4 [pid 4057] <... symlink resumed>) = 0 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4052] +++ exited with 0 +++ [pid 4049] +++ exited with 0 +++ [pid 3614] <... unlink resumed>) = 0 [pid 3611] unlink("./31/memory.events" [pid 4057] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4056] <... futex resumed>) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 4057] <... symlink resumed>) = 0 [pid 3613] <... restart_syscall resumed>) = 0 [pid 4057] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3611] <... unlink resumed>) = 0 [pid 4057] <... symlink resumed>) = 0 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4056] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = 1 [pid 3614] lstat("./33/memory.events", [pid 3613] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./31/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4057] <... openat resumed>) = 3 [pid 4056] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4055] <... write resumed>) = 61440 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] write(3, "1000", 4 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./33/memory.events" [pid 3613] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] <... write resumed>) = 4 [pid 4055] <... futex resumed>) = 1 [pid 4053] <... futex resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 3611] lstat("./31/cgroup", [pid 4057] close(3 [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] fstat(3, [pid 4057] <... close resumed>) = 0 [pid 4053] <... futex resumed>) = 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4057] symlink("/dev/binderfs", "./binderfs" [pid 4056] <... write resumed>) = 61440 [pid 4055] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3613] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4057] <... symlink resumed>) = 0 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... mmap resumed>) = 0x20000000 [pid 3614] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] unlink("./31/cgroup" [pid 4057] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... futex resumed>) = 1 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4057] <... futex resumed>) = 0 [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] <... futex resumed>) = 1 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] <... futex resumed>) = 0 [pid 3614] lstat("./33/cgroup", [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 4057] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4055] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... futex resumed>) = 0 [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] lstat("./33/binderfs", [pid 3611] umount2("./31/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4057] <... mmap resumed>) = 0x7f6e2575a000 [pid 4056] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4053] <... futex resumed>) = 0 [pid 3614] unlink("./33/cgroup" [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4057] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4056] <... mmap resumed>) = 0x20000000 [pid 4055] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./33/binderfs" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] <... mprotect resumed>) = 0 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] <... socket resumed>) = 5 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] lstat("./31/cgroup.net", [pid 4057] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4056] <... futex resumed>) = 1 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... futex resumed>) = 0 [pid 3614] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 4058 attached [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4055] <... futex resumed>) = 1 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4053] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./31/cgroup.net" [pid 4058] set_robust_list(0x7f6e2577a9e0, 24 [pid 4057] <... clone resumed>, parent_tid=[73], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 73 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4055] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... futex resumed>) = 0 [pid 4053] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./33/cgroup.net", [pid 3613] lstat("./33/memory.events", [pid 4058] <... set_robust_list resumed>) = 0 [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4053] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4058] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4057] <... futex resumed>) = 0 [pid 4056] <... socket resumed>) = 5 [pid 4053] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./33/memory.events" [pid 4058] <... openat resumed>) = 3 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] unlink("./33/cgroup.net" [pid 3613] <... unlink resumed>) = 0 [pid 3611] umount2("./31/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4056] <... futex resumed>) = 1 [pid 4054] <... futex resumed>) = 0 [pid 3613] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4057] <... futex resumed>) = 0 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 [pid 3613] lstat("./33/cgroup", [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4056] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./33/cgroup" [pid 3611] lstat("./31/cgroup.cpu", [pid 4058] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3613] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./33/cgroup.net", [pid 3614] lstat("./33/cgroup.cpu", [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4058] <... openat resumed>) = 4 [pid 3613] unlink("./33/cgroup.net" [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] unlink("./31/cgroup.cpu" [pid 3613] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./33/cgroup.cpu" [pid 3613] lstat("./33/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 3613] unlink("./33/cgroup.cpu" [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 4058] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 3613] getdents64(3, [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4057] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] close(3 [pid 3614] close(3 [pid 3613] <... close resumed>) = 0 [pid 3611] close(3 [pid 3614] <... close resumed>) = 0 [pid 3613] rmdir("./33" [pid 3614] rmdir("./33" [pid 3613] <... rmdir resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3613] mkdir("./34", 0777 [pid 4058] <... write resumed>) = 61440 [pid 3614] mkdir("./34", 0777 [pid 3613] <... mkdir resumed>) = 0 [pid 3611] rmdir("./31" [pid 4056] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4059 attached [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... mkdir resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 4059] set_robust_list(0x55555684f5e0, 24 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4056] <... futex resumed>) = 1 [pid 4054] <... futex resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 79 [pid 3611] mkdir("./32", 0777 [pid 4059] <... set_robust_list resumed>) = 0 [pid 4058] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] socket(AF_XDP, SOCK_RAW, 0 [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] chdir("./34" [pid 4056] <... socket resumed>) = 6 [pid 4054] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4060 attached [pid 4059] <... chdir resumed>) = 0 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4058] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] <... futex resumed>) = 0 [pid 4054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 76 [pid 3611] <... mkdir resumed>) = 0 [pid 4060] set_robust_list(0x55555684f5e0, 24 [pid 4059] <... prctl resumed>) = 0 [pid 4058] <... mmap resumed>) = 0x20000000 [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4060] <... set_robust_list resumed>) = 0 [pid 4059] setpgid(0, 0 [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4061 attached [pid 4060] chdir("./34" [pid 4059] <... setpgid resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4061] set_robust_list(0x55555684f5e0, 24 [pid 4060] <... chdir resumed>) = 0 [pid 4059] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4058] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 72 [pid 4061] <... set_robust_list resumed>) = 0 [pid 4060] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4059] <... symlink resumed>) = 0 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4056] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4061] chdir("./32" [pid 4060] <... prctl resumed>) = 0 [pid 4059] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4058] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4056] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... chdir resumed>) = 0 [pid 4060] setpgid(0, 0 [pid 4059] <... symlink resumed>) = 0 [pid 4058] <... socket resumed>) = 5 [pid 4056] <... futex resumed>) = 1 [pid 4054] <... futex resumed>) = 0 [pid 4061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4060] <... setpgid resumed>) = 0 [pid 4059] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4056] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] close(3 [pid 4053] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4061] <... prctl resumed>) = 0 [pid 4060] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4059] <... symlink resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 4053] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] setpgid(0, 0 [pid 4060] <... symlink resumed>) = 0 [pid 4059] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] close(4 [pid 4053] <... futex resumed>) = 0 [pid 4061] <... setpgid resumed>) = 0 [pid 4060] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4059] <... openat resumed>) = 3 [pid 4058] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4057] <... futex resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 4053] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4061] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4060] <... symlink resumed>) = 0 [pid 4059] write(3, "1000", 4 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] close(5 [pid 4053] <... mmap resumed>) = 0x7f6e25739000 [pid 4061] <... symlink resumed>) = 0 [pid 4059] <... write resumed>) = 4 [pid 4054] <... close resumed>) = 0 [pid 4053] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4060] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4061] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4059] close(3 [pid 4054] close(6 [pid 4053] <... mprotect resumed>) = 0 [pid 4061] <... symlink resumed>) = 0 [pid 4060] <... symlink resumed>) = 0 [pid 4059] <... close resumed>) = 0 [pid 4054] <... close resumed>) = 0 [pid 4053] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4062 attached [pid 4061] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4059] symlink("/dev/binderfs", "./binderfs" [pid 4054] close(7 [pid 4062] set_robust_list(0x7f6e257599e0, 24 [pid 4061] <... symlink resumed>) = 0 [pid 4060] <... openat resumed>) = 3 [pid 4059] <... symlink resumed>) = 0 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... clone resumed>, parent_tid=[80], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 80 [pid 4062] <... set_robust_list resumed>) = 0 [pid 4061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4060] write(3, "1000", 4 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] close(8 [pid 4053] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4062] socket(AF_XDP, SOCK_RAW, 0 [pid 4061] <... openat resumed>) = 3 [pid 4060] <... write resumed>) = 4 [pid 4059] <... futex resumed>) = 0 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... futex resumed>) = 0 [pid 4062] <... socket resumed>) = 6 [pid 4061] write(3, "1000", 4 [pid 4060] close(3 [pid 4059] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4054] close(9 [pid 4053] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4062] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... write resumed>) = 4 [pid 4060] <... close resumed>) = 0 [pid 4059] <... mmap resumed>) = 0x7f6e2575a000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4062] <... futex resumed>) = 0 [pid 4061] close(3 [pid 4060] symlink("/dev/binderfs", "./binderfs" [pid 4059] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4054] close(10 [pid 4053] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... close resumed>) = 0 [pid 4060] <... symlink resumed>) = 0 [pid 4059] <... mprotect resumed>) = 0 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... futex resumed>) = 0 [pid 4062] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4061] symlink("/dev/binderfs", "./binderfs" [pid 4060] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4055] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4054] close(11 [pid 4053] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4063 attached [pid 4062] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4061] <... symlink resumed>) = 0 [pid 4060] <... futex resumed>) = 0 [pid 4055] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4063] set_robust_list(0x7f6e2577a9e0, 24 [pid 4062] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4059] <... clone resumed>, parent_tid=[80], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 80 [pid 4055] <... futex resumed>) = 0 [pid 4054] close(12 [pid 4063] <... set_robust_list resumed>) = 0 [pid 4062] <... futex resumed>) = 1 [pid 4061] <... futex resumed>) = 0 [pid 4060] <... mmap resumed>) = 0x7f6e2575a000 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4055] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... futex resumed>) = 0 [pid 4063] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4062] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4060] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4059] <... futex resumed>) = 0 [pid 4054] close(13 [pid 4053] close(3 [pid 4063] <... openat resumed>) = 3 [pid 4061] <... mmap resumed>) = 0x7f6e2575a000 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = 0 [pid 4060] <... mprotect resumed>) = 0 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4060] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4054] close(14 [pid 4053] close(4./strace-static-x86_64: Process 4064 attached [pid 4063] <... futex resumed>) = 0 [pid 4061] <... mprotect resumed>) = 0 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = 0 [pid 4064] set_robust_list(0x7f6e2577a9e0, 24 [pid 4063] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4061] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4060] <... clone resumed>, parent_tid=[77], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 77 [pid 4059] <... futex resumed>) = 0 [pid 4054] close(15 [pid 4053] close(5./strace-static-x86_64: Process 4065 attached [pid 4064] <... set_robust_list resumed>) = 0 [pid 4063] <... openat resumed>) = 4 [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = 0 [pid 4065] set_robust_list(0x7f6e2577a9e0, 24 [pid 4064] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... clone resumed>, parent_tid=[73], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 73 [pid 4060] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4058] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4054] close(16 [pid 4053] close(6 [pid 4065] <... set_robust_list resumed>) = 0 [pid 4064] <... openat resumed>) = 3 [pid 4063] <... futex resumed>) = 0 [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = 0 [pid 4065] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4061] <... futex resumed>) = 0 [pid 4060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4059] <... futex resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] close(17 [pid 4053] close(7 [pid 4065] <... openat resumed>) = 3 [pid 4064] <... futex resumed>) = 0 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] <... futex resumed>) = 0 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4054] close(18 [pid 4053] close(8 [pid 4065] <... futex resumed>) = 0 [pid 4064] <... openat resumed>) = 4 [pid 4063] <... write resumed>) = 61440 [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] socket(AF_XDP, SOCK_RAW, 0 [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 0 [pid 4060] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4058] <... socket resumed>) = 6 [pid 4054] close(19 [pid 4053] close(9 [pid 4065] <... openat resumed>) = 4 [pid 4064] <... futex resumed>) = 0 [pid 4063] <... futex resumed>) = 1 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... futex resumed>) = 0 [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4063] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] <... futex resumed>) = 0 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] close(20 [pid 4053] close(10 [pid 4065] <... futex resumed>) = 0 [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... futex resumed>) = 0 [pid 4058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] <... futex resumed>) = 0 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4063] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4061] <... futex resumed>) = 0 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4054] close(21 [pid 4053] close(11 [pid 4065] <... write resumed>) = 61440 [pid 4064] <... write resumed>) = 61440 [pid 4063] <... mmap resumed>) = 0x20000000 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4058] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4058] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4065] <... futex resumed>) = 0 [pid 4064] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 1 [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = 0 [pid 4058] <... futex resumed>) = 1 [pid 4057] <... futex resumed>) = 0 [pid 4054] close(22 [pid 4053] close(12 [pid 4065] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... futex resumed>) = 0 [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4058] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4057] close(3 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] <... mmap resumed>) = 0x20000000 [pid 4064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = 0 [pid 4054] close(23 [pid 4053] close(13 [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4063] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] close(4 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] <... futex resumed>) = 0 [pid 4064] <... mmap resumed>) = 0x20000000 [pid 4063] <... socket resumed>) = 5 [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... close resumed>) = 0 [pid 4054] close(24 [pid 4053] close(14 [pid 4065] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 0 [pid 4057] close(5 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] <... socket resumed>) = 5 [pid 4064] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 1 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = 0 [pid 4054] close(25 [pid 4053] close(15 [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] close(6 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] <... futex resumed>) = 0 [pid 4064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = 0 [pid 4054] close(26 [pid 4053] close(16 [pid 4065] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4064] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4061] <... futex resumed>) = 0 [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] close(7 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4064] <... socket resumed>) = 5 [pid 4063] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] close(27 [pid 4053] close(17 [pid 4065] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] close(8 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4064] <... futex resumed>) = 1 [pid 4060] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] close(28 [pid 4053] close(18 [pid 4065] <... futex resumed>) = 1 [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... futex resumed>) = 0 [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] close(9 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] close(29 [pid 4053] close(19 [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] <... futex resumed>) = 0 [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] close(10 [pid 4054] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] socket(AF_XDP, SOCK_RAW, 0 [pid 4064] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4054] exit_group(0 [pid 4053] close(20 [pid 4056] <... futex resumed>) = ? [pid 4054] <... exit_group resumed>) = ? [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4063] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4057] close(11 [pid 4056] +++ exited with 0 +++ [pid 4054] +++ exited with 0 +++ [pid 4053] close(21 [pid 4065] <... socket resumed>) = 6 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] <... futex resumed>) = 1 [pid 4059] <... futex resumed>) = 0 [pid 4057] close(12 [pid 4053] close(22 [pid 4065] <... futex resumed>) = 1 [pid 4063] socket(AF_XDP, SOCK_RAW, 0 [pid 4061] <... futex resumed>) = 0 [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4065] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] <... socket resumed>) = 6 [pid 4061] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... futex resumed>) = 0 [pid 4057] close(13 [pid 4053] close(23 [pid 3612] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4065] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... futex resumed>) = 0 [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4063] <... futex resumed>) = 0 [pid 4061] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4057] close(14 [pid 4053] close(24 [pid 3612] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4063] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4059] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... openat resumed>) = 3 [pid 4063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4059] <... futex resumed>) = 0 [pid 4057] close(15 [pid 4053] close(25 [pid 3612] fstat(3, [pid 4059] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4065] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4063] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4057] close(16 [pid 4053] close(26 [pid 3612] getdents64(3, [pid 4065] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4063] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4065] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4063] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4057] close(17 [pid 4053] close(27 [pid 3612] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4065] <... futex resumed>) = 1 [pid 4063] <... futex resumed>) = 1 [pid 4061] <... futex resumed>) = 0 [pid 4059] <... futex resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4065] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4063] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] close(3 [pid 4059] close(3 [pid 4057] close(18 [pid 4053] close(28 [pid 3612] lstat("./32/binderfs", [pid 4061] <... close resumed>) = 0 [pid 4059] <... close resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4061] close(4 [pid 4059] close(4 [pid 4057] close(19 [pid 4053] close(29 [pid 3612] unlink("./32/binderfs" [pid 4061] <... close resumed>) = 0 [pid 4059] <... close resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4053] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4061] close(5 [pid 4059] close(5 [pid 4057] close(20 [pid 4053] exit_group(0 [pid 3612] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4062] <... futex resumed>) = ? [pid 4061] <... close resumed>) = 0 [pid 4059] <... close resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4055] <... futex resumed>) = ? [pid 4053] <... exit_group resumed>) = ? [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4062] +++ exited with 0 +++ [pid 4061] close(6 [pid 4059] close(6 [pid 4057] close(21 [pid 4055] +++ exited with 0 +++ [pid 4053] +++ exited with 0 +++ [pid 3612] lstat("./32/memory.events", [pid 4061] <... close resumed>) = 0 [pid 4059] <... close resumed>) = 0 [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4064] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4061] close(7 [pid 4059] close(7 [pid 4057] close(22 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 3612] unlink("./32/memory.events" [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... unlink resumed>) = 0 [pid 4064] <... futex resumed>) = 1 [pid 4061] close(8 [pid 4060] <... futex resumed>) = 0 [pid 4059] close(8 [pid 4057] close(23 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3612] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] close(9 [pid 4060] <... futex resumed>) = 0 [pid 4059] close(9 [pid 4057] close(24 [pid 3612] lstat("./32/cgroup", [pid 4064] socket(AF_XDP, SOCK_RAW, 0 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4064] <... socket resumed>) = 6 [pid 4061] close(10 [pid 4059] close(10 [pid 4057] close(25 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./32/cgroup" [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... unlink resumed>) = 0 [pid 4064] <... futex resumed>) = 1 [pid 4061] close(11 [pid 4060] <... futex resumed>) = 0 [pid 4059] close(11 [pid 4057] close(26 [pid 3615] <... openat resumed>) = 3 [pid 3612] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4061] close(12 [pid 4060] <... futex resumed>) = 0 [pid 4059] close(12 [pid 4057] close(27 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] lstat("./32/cgroup.net", [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4061] close(13 [pid 4059] close(13 [pid 4057] close(28 [pid 3612] unlink("./32/cgroup.net" [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... unlink resumed>) = 0 [pid 4064] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4061] close(14 [pid 4059] close(14 [pid 4057] close(29 [pid 3615] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4057] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4061] close(15 [pid 4059] close(15 [pid 4057] exit_group(0 [pid 3615] lstat("./33/binderfs", [pid 3612] lstat("./32/cgroup.cpu", [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4058] <... futex resumed>) = ? [pid 4057] <... exit_group resumed>) = ? [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4064] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4061] close(16 [pid 4059] close(16 [pid 3612] unlink("./32/cgroup.cpu" [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4059] close(17 [pid 3612] getdents64(3, [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4059] close(18 [pid 4058] +++ exited with 0 +++ [pid 4057] +++ exited with 0 +++ [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3615] unlink("./33/binderfs" [pid 4064] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4061] close(17 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(19 [pid 3615] <... unlink resumed>) = 0 [pid 3612] rmdir("./32" [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4060] <... futex resumed>) = 0 [pid 4064] <... futex resumed>) = 1 [pid 4061] close(18 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... rmdir resumed>) = 0 [pid 4060] close(3 [pid 4064] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = 0 [pid 4059] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] mkdir("./33", 0777 [pid 4061] close(19 [pid 4060] close(4 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./33/memory.events", [pid 3612] <... mkdir resumed>) = 0 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = 0 [pid 4059] close(21 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4066 attached [pid 4061] close(20 [pid 4060] close(5 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./33/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4066] set_robust_list(0x55555684f5e0, 24 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(22 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 74 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(23 [pid 4061] close(21 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 4066] <... set_robust_list resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4066] chdir("./33" [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = 0 [pid 4059] close(24 [pid 3615] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4066] <... chdir resumed>) = 0 [pid 4061] close(22 [pid 4060] close(6 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... openat resumed>) = 3 [pid 4066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = 0 [pid 4059] close(25 [pid 3615] lstat("./33/cgroup", [pid 3610] fstat(3, [pid 4066] <... prctl resumed>) = 0 [pid 4061] close(23 [pid 4060] close(7 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4066] setpgid(0, 0 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(26 [pid 3615] unlink("./33/cgroup" [pid 3610] getdents64(3, [pid 4066] <... setpgid resumed>) = 0 [pid 4061] close(24 [pid 4060] close(8 [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(27 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4066] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4061] close(25 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4066] <... symlink resumed>) = 0 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(28) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4061] close(26 [pid 4066] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4060] close(9 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] close(29 [pid 3615] lstat("./33/cgroup.net", [pid 3610] lstat("./32/binderfs", [pid 4066] <... symlink resumed>) = 0 [pid 4061] close(27 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4066] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] close(10 [pid 4059] exit_group(0 [pid 3615] unlink("./33/cgroup.net" [pid 3610] unlink("./32/binderfs" [pid 4066] <... symlink resumed>) = 0 [pid 4063] <... futex resumed>) = ? [pid 4061] close(28 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4059] <... exit_group resumed>) = ? [pid 4066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4063] +++ exited with 0 +++ [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] close(11 [pid 4059] +++ exited with 0 +++ [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4066] <... openat resumed>) = 3 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 4061] close(29 [pid 3615] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4066] write(3, "1000", 4 [pid 4061] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3610] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4066] <... write resumed>) = 4 [pid 4061] exit_group(0 [pid 4060] close(12 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... restart_syscall resumed>) = 0 [pid 4066] close(3 [pid 4065] <... futex resumed>) = ? [pid 4061] <... exit_group resumed>) = ? [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./33/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4066] <... close resumed>) = 0 [pid 3613] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, [pid 4065] +++ exited with 0 +++ [pid 4061] +++ exited with 0 +++ [pid 4060] close(13 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4066] symlink("/dev/binderfs", "./binderfs" [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./32/memory.events", [pid 4066] <... symlink resumed>) = 0 [pid 3615] unlink("./33/cgroup.cpu" [pid 4060] close(14 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4066] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./34/binderfs", [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4066] <... futex resumed>) = 0 [pid 4060] close(15 [pid 3615] getdents64(3, [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] unlink("./32/memory.events" [pid 4066] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] unlink("./34/binderfs" [pid 3611] <... restart_syscall resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3613] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4060] close(16 [pid 4066] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] close(3 [pid 3613] lstat("./34/memory.events", [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4066] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4060] close(17 [pid 3615] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4066] <... mprotect resumed>) = 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./33" [pid 3613] unlink("./34/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4066] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4060] close(18 [pid 3615] <... rmdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 3610] lstat("./32/cgroup", ./strace-static-x86_64: Process 4067 attached [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] mkdir("./34", 0777 [pid 3613] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./32", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4067] set_robust_list(0x7f6e2577a9e0, 24 [pid 4066] <... clone resumed>, parent_tid=[75], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 75 [pid 4060] close(19 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4067] <... set_robust_list resumed>) = 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./34/cgroup", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./32/cgroup" [pid 4067] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4066] <... futex resumed>) = 0 [pid 4060] close(20 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] openat(AT_FDCWD, "./32", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4067] <... openat resumed>) = 3 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./34/cgroup" [pid 3610] <... unlink resumed>) = 0 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 4067] <... futex resumed>) = 0 [pid 3613] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./34/cgroup.net", ./strace-static-x86_64: Process 4068 attached {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... openat resumed>) = 3 [pid 4068] set_robust_list(0x55555684f5e0, 24 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4060] close(21 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 81 [pid 3613] unlink("./34/cgroup.net" [pid 3611] fstat(3, [pid 3610] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4068] <... set_robust_list resumed>) = 0 [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4068] chdir("./34" [pid 4067] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = 1 [pid 4060] close(22 [pid 3613] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4068] <... chdir resumed>) = 0 [pid 4067] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4067] <... openat resumed>) = 4 [pid 4060] close(23 [pid 3613] lstat("./34/cgroup.cpu", [pid 3611] umount2("./32/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./32/cgroup.net", [pid 4068] <... prctl resumed>) = 0 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4068] setpgid(0, 0 [pid 4067] <... futex resumed>) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4060] close(24 [pid 3613] unlink("./34/cgroup.cpu" [pid 3611] lstat("./32/binderfs", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4068] <... setpgid resumed>) = 0 [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] unlink("./32/cgroup.net" [pid 4068] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] <... futex resumed>) = 0 [pid 4060] close(25 [pid 3613] getdents64(3, [pid 3611] unlink("./32/binderfs" [pid 4068] <... symlink resumed>) = 0 [pid 4067] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4068] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4060] close(26 [pid 3613] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3610] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... close resumed>) = 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./34" [pid 3611] umount2("./32/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4060] close(27 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4068] <... symlink resumed>) = 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./32/cgroup.cpu", [pid 4068] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4060] close(28 [pid 3613] mkdir("./35", 0777 [pid 3611] lstat("./32/memory.events", [pid 4068] <... symlink resumed>) = 0 [pid 4067] <... write resumed>) = 61440 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] close(29 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] unlink("./32/cgroup.cpu"./strace-static-x86_64: Process 4069 attached [pid 4068] <... openat resumed>) = 3 [pid 4067] <... futex resumed>) = 1 [pid 4066] <... futex resumed>) = 0 [pid 4060] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./32/memory.events" [pid 4068] write(3, "1000", 4 [pid 4067] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4060] exit_group(0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 81 [pid 3610] <... unlink resumed>) = 0 [pid 4068] <... write resumed>) = 4 [pid 4068] close(3) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4069] set_robust_list(0x55555684f5e0, 24 [pid 4068] symlink("/dev/binderfs", "./binderfs" [pid 4069] <... set_robust_list resumed>) = 0 [pid 4068] <... symlink resumed>) = 0 [pid 4067] <... mmap resumed>) = 0x20000000 [pid 4066] <... futex resumed>) = 0 [pid 4064] <... futex resumed>) = ? [pid 4060] <... exit_group resumed>) = ? [pid 3611] umount2("./32/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] getdents64(3, [pid 4069] chdir("./35" [pid 4068] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... futex resumed>) = 0 [pid 4068] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6e2575a000 [pid 4068] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4068] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4070 attached [pid 4070] set_robust_list(0x7f6e2577a9e0, 24 [pid 4068] <... clone resumed>, parent_tid=[82], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 82 [pid 4064] +++ exited with 0 +++ [pid 4060] +++ exited with 0 +++ [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4069] <... chdir resumed>) = 0 [pid 4070] <... set_robust_list resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4067] <... futex resumed>) = 0 [pid 4066] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] close(3 [pid 4070] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4069] <... prctl resumed>) = 0 [pid 4068] <... futex resumed>) = 0 [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] lstat("./32/cgroup", [pid 3610] <... close resumed>) = 0 [pid 4070] <... openat resumed>) = 3 [pid 4069] setpgid(0, 0 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] rmdir("./32" [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... setpgid resumed>) = 0 [pid 4068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] unlink("./32/cgroup" [pid 4070] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4068] <... futex resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 4070] <... openat resumed>) = 4 [pid 4069] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] <... socket resumed>) = 5 [pid 3614] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3610] mkdir("./33", 0777 [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... symlink resumed>) = 0 [pid 4068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./32/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4070] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4068] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] <... futex resumed>) = 1 [pid 4066] <... futex resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4069] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... mkdir resumed>) = 0 [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 3611] lstat("./32/cgroup.net", [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4069] <... symlink resumed>) = 0 [pid 4067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] <... futex resumed>) = 0 [pid 3614] fstat(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 4071 attached [pid 4070] <... write resumed>) = 61440 [pid 4069] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4067] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] unlink("./32/cgroup.net" [pid 4071] set_robust_list(0x55555684f5e0, 24 [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... symlink resumed>) = 0 [pid 3614] getdents64(3, [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 74 [pid 4071] <... set_robust_list resumed>) = 0 [pid 4070] <... futex resumed>) = 1 [pid 4069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4068] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... unlink resumed>) = 0 [pid 4071] chdir("./33" [pid 4070] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... openat resumed>) = 3 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./32/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4071] <... chdir resumed>) = 0 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] write(3, "1000", 4 [pid 4068] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4070] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4069] <... write resumed>) = 4 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./34/binderfs", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4071] <... prctl resumed>) = 0 [pid 4070] <... mmap resumed>) = 0x20000000 [pid 4069] close(3 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] lstat("./32/cgroup.cpu", [pid 4071] setpgid(0, 0 [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... close resumed>) = 0 [pid 3614] unlink("./34/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4071] <... setpgid resumed>) = 0 [pid 4070] <... futex resumed>) = 1 [pid 4069] symlink("/dev/binderfs", "./binderfs" [pid 4068] <... futex resumed>) = 0 [pid 4067] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] <... unlink resumed>) = 0 [pid 3611] unlink("./32/cgroup.cpu" [pid 4071] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4070] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... symlink resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 4071] <... symlink resumed>) = 0 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... futex resumed>) = 0 [pid 4067] <... futex resumed>) = 1 [pid 4066] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] getdents64(3, [pid 4071] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4070] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4069] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./34/memory.events", [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4071] <... symlink resumed>) = 0 [pid 4070] <... socket resumed>) = 5 [pid 4069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] close(3 [pid 4071] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... mmap resumed>) = 0x7f6e2575a000 [pid 4067] socket(AF_XDP, SOCK_RAW, 0 [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./34/memory.events" [pid 3611] <... close resumed>) = 0 [pid 4071] <... symlink resumed>) = 0 [pid 4070] <... futex resumed>) = 1 [pid 4069] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4068] <... futex resumed>) = 0 [pid 4067] <... socket resumed>) = 6 [pid 3614] <... unlink resumed>) = 0 [pid 3611] rmdir("./32" [pid 4071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4070] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... mprotect resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4071] <... openat resumed>) = 3 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4068] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... rmdir resumed>) = 0 [pid 4071] write(3, "1000", 4 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] lstat("./34/cgroup", [pid 4071] <... write resumed>) = 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] mkdir("./33", 0777./strace-static-x86_64: Process 4072 attached [pid 4071] close(3 [pid 3614] unlink("./34/cgroup" [pid 4072] set_robust_list(0x7f6e2577a9e0, 24 [pid 4071] <... close resumed>) = 0 [pid 4070] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4069] <... clone resumed>, parent_tid=[82], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 82 [pid 3614] <... unlink resumed>) = 0 [pid 4067] <... futex resumed>) = 1 [pid 3611] <... mkdir resumed>) = 0 [pid 4066] <... futex resumed>) = 0 [pid 4072] <... set_robust_list resumed>) = 0 [pid 4071] symlink("/dev/binderfs", "./binderfs" [pid 4070] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4072] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4071] <... symlink resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4067] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4072] <... openat resumed>) = 3 [pid 4071] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./34/cgroup.net", ./strace-static-x86_64: Process 4073 attached [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... futex resumed>) = 0 [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 74 [pid 4073] set_robust_list(0x55555684f5e0, 24 [pid 4072] <... futex resumed>) = 0 [pid 4071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4066] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] unlink("./34/cgroup.net" [pid 4073] <... set_robust_list resumed>) = 0 [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] <... mmap resumed>) = 0x7f6e2575a000 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 4073] chdir("./33" [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4069] <... futex resumed>) = 0 [pid 3614] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4073] <... chdir resumed>) = 0 [pid 4072] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4071] <... mprotect resumed>) = 0 [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4073] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4072] <... openat resumed>) = 4 [pid 4071] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./34/cgroup.cpu", ./strace-static-x86_64: Process 4074 attached [pid 4073] <... prctl resumed>) = 0 [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... futex resumed>) = 1 [pid 4068] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4074] set_robust_list(0x7f6e2577a9e0, 24 [pid 4073] setpgid(0, 0 [pid 4072] <... futex resumed>) = 1 [pid 4071] <... clone resumed>, parent_tid=[75], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 75 [pid 4070] socket(AF_XDP, SOCK_RAW, 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4067] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] unlink("./34/cgroup.cpu" [pid 4074] <... set_robust_list resumed>) = 0 [pid 4073] <... setpgid resumed>) = 0 [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... socket resumed>) = 6 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... futex resumed>) = 0 [pid 4067] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 4074] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4073] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4067] <... futex resumed>) = 1 [pid 4066] <... futex resumed>) = 0 [pid 3614] getdents64(3, [pid 4074] <... openat resumed>) = 3 [pid 4073] <... symlink resumed>) = 0 [pid 4072] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] <... futex resumed>) = 0 [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4067] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4066] close(3 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4070] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4068] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] <... close resumed>) = 0 [pid 3614] close(3 [pid 4074] <... futex resumed>) = 0 [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4068] <... futex resumed>) = 0 [pid 3614] <... close resumed>) = 0 [pid 4074] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4073] <... symlink resumed>) = 0 [pid 4071] <... futex resumed>) = 0 [pid 4068] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] close(4 [pid 3614] rmdir("./34" [pid 4070] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4072] <... write resumed>) = 61440 [pid 4074] <... openat resumed>) = 4 [pid 4073] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4070] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4066] <... close resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... symlink resumed>) = 0 [pid 4072] <... futex resumed>) = 1 [pid 4071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4070] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... futex resumed>) = 0 [pid 4066] close(5 [pid 3614] mkdir("./35", 0777 [pid 4074] <... futex resumed>) = 0 [pid 4073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4070] <... futex resumed>) = 1 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... futex resumed>) = 0 [pid 4066] <... close resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 4074] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4073] <... openat resumed>) = 3 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4070] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4069] <... futex resumed>) = 0 [pid 4068] close(3 [pid 4066] close(6 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4075 attached [pid 4073] write(3, "1000", 4 [pid 4072] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... close resumed>) = 0 [pid 4066] <... close resumed>) = 0 [pid 4075] set_robust_list(0x55555684f5e0, 24 [pid 4074] <... write resumed>) = 61440 [pid 4073] <... write resumed>) = 4 [pid 4072] <... mmap resumed>) = 0x20000000 [pid 4068] close(4 [pid 4066] close(7 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 78 [pid 4075] <... set_robust_list resumed>) = 0 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] close(3 [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = 0 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] chdir("./35" [pid 4074] <... futex resumed>) = 1 [pid 4073] <... close resumed>) = 0 [pid 4072] <... futex resumed>) = 1 [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(5 [pid 4066] close(8 [pid 4075] <... chdir resumed>) = 0 [pid 4074] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] symlink("/dev/binderfs", "./binderfs" [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = 0 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... symlink resumed>) = 0 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(6 [pid 4066] close(9 [pid 4075] <... prctl resumed>) = 0 [pid 4074] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4073] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... close resumed>) = 0 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] setpgid(0, 0 [pid 4074] <... mmap resumed>) = 0x20000000 [pid 4073] <... futex resumed>) = 0 [pid 4072] <... socket resumed>) = 5 [pid 4068] close(7 [pid 4066] close(10 [pid 4075] <... setpgid resumed>) = 0 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4074] <... futex resumed>) = 1 [pid 4073] <... mmap resumed>) = 0x7f6e2575a000 [pid 4072] <... futex resumed>) = 1 [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(8 [pid 4066] close(11 [pid 4075] <... symlink resumed>) = 0 [pid 4074] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... mprotect resumed>) = 0 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(9 [pid 4066] close(12 [pid 4075] <... symlink resumed>) = 0 [pid 4074] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4073] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4072] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16./strace-static-x86_64: Process 4076 attached [pid 4075] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4074] <... socket resumed>) = 5 [pid 4072] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4068] close(10 [pid 4066] close(13 [pid 4076] set_robust_list(0x7f6e2577a9e0, 24 [pid 4075] <... symlink resumed>) = 0 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... clone resumed>, parent_tid=[75], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 75 [pid 4076] <... set_robust_list resumed>) = 0 [pid 4075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4074] <... futex resumed>) = 1 [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... futex resumed>) = 0 [pid 4068] close(11 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4075] <... openat resumed>) = 3 [pid 4074] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] <... futex resumed>) = 0 [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(14 [pid 4076] <... openat resumed>) = 3 [pid 4075] write(3, "1000", 4 [pid 4074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4072] <... futex resumed>) = 1 [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(12 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... write resumed>) = 4 [pid 4074] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(15 [pid 4076] <... futex resumed>) = 0 [pid 4075] close(3 [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... futex resumed>) = 0 [pid 4068] close(13 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4075] <... close resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4072] socket(AF_XDP, SOCK_RAW, 0 [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(16 [pid 4076] <... openat resumed>) = 4 [pid 4075] symlink("/dev/binderfs", "./binderfs" [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4072] <... socket resumed>) = 6 [pid 4068] close(14 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... symlink resumed>) = 0 [pid 4074] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(17 [pid 4076] <... futex resumed>) = 0 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4072] <... futex resumed>) = 1 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(15 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4076] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4075] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4069] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4066] close(18 [pid 4075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] <... futex resumed>) = 0 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] <... mmap resumed>) = 0x7f6e2575a000 [pid 4068] close(16 [pid 4066] close(19 [pid 4075] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4074] <... futex resumed>) = 1 [pid 4072] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4071] <... futex resumed>) = 0 [pid 4069] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4075] <... mprotect resumed>) = 0 [pid 4066] close(20 [pid 4075] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4072] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4068] close(17 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4077 attached [pid 4074] socket(AF_XDP, SOCK_RAW, 0 [pid 4072] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(21 [pid 4076] <... write resumed>) = 61440 [pid 4077] set_robust_list(0x7f6e2577a9e0, 24 [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... clone resumed>, parent_tid=[79], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 79 [pid 4074] <... socket resumed>) = 6 [pid 4072] <... futex resumed>) = 1 [pid 4071] <... futex resumed>) = 0 [pid 4069] <... futex resumed>) = 0 [pid 4068] close(18 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... set_robust_list resumed>) = 0 [pid 4076] <... futex resumed>) = 1 [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4072] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] close(3 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] close(22 [pid 4077] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4076] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4075] <... futex resumed>) = 0 [pid 4074] <... futex resumed>) = 0 [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4069] <... close resumed>) = 0 [pid 4068] close(19 [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... openat resumed>) = 3 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] <... futex resumed>) = 0 [pid 4066] close(23 [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... mmap resumed>) = 0x20000000 [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] close(4 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4071] <... futex resumed>) = 0 [pid 4069] <... close resumed>) = 0 [pid 4068] close(20 [pid 4066] close(24 [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = 0 [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] close(5 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4075] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4069] <... close resumed>) = 0 [pid 4068] close(21 [pid 4066] close(25 [pid 4077] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4076] <... socket resumed>) = 5 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4074] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4069] close(6 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... openat resumed>) = 4 [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4069] <... close resumed>) = 0 [pid 4068] close(22 [pid 4066] close(26 [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = 1 [pid 4074] <... futex resumed>) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4071] <... futex resumed>) = 0 [pid 4069] close(7 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... futex resumed>) = 1 [pid 4076] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] <... futex resumed>) = 0 [pid 4074] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] close(3 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(23 [pid 4066] close(27 [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... futex resumed>) = 0 [pid 4071] <... close resumed>) = 0 [pid 4069] close(8 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... futex resumed>) = 0 [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4066] close(28 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(24 [pid 4071] close(4 [pid 4077] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4076] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] <... close resumed>) = 0 [pid 4069] close(9 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4066] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(25 [pid 4066] close(29) = -1 EBADF (Bad file descriptor) [pid 4066] exit_group(0 [pid 4067] <... futex resumed>) = ? [pid 4066] <... exit_group resumed>) = ? [pid 4071] close(5 [pid 4069] close(10 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4067] +++ exited with 0 +++ [pid 4066] +++ exited with 0 +++ [pid 4071] <... close resumed>) = 0 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(26 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4077] <... write resumed>) = 61440 [pid 4071] close(6 [pid 4069] close(11 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = 0 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(27 [pid 3612] <... restart_syscall resumed>) = 0 [pid 4077] <... futex resumed>) = 1 [pid 4075] <... futex resumed>) = 0 [pid 4071] close(7 [pid 4069] close(12 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(28 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... futex resumed>) = 0 [pid 4071] close(8 [pid 4069] close(13 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4077] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] close(29 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4077] <... mmap resumed>) = 0x20000000 [pid 4071] close(9 [pid 4069] close(14 [pid 4068] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] exit_group(0 [pid 3612] <... openat resumed>) = 3 [pid 4077] <... futex resumed>) = 1 [pid 4076] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4075] <... futex resumed>) = 0 [pid 4071] close(10 [pid 4070] <... futex resumed>) = ? [pid 4069] close(15 [pid 4068] <... exit_group resumed>) = ? [pid 3612] fstat(3, [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] <... futex resumed>) = 1 [pid 4075] <... futex resumed>) = 0 [pid 4073] <... futex resumed>) = 0 [pid 4071] close(11 [pid 4070] +++ exited with 0 +++ [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4068] +++ exited with 0 +++ [pid 3612] getdents64(3, [pid 4077] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4076] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(16 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4077] <... socket resumed>) = 5 [pid 4071] close(12 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... futex resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(17 [pid 3615] <... restart_syscall resumed>) = 0 [pid 3612] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4077] <... futex resumed>) = 1 [pid 4076] socket(AF_XDP, SOCK_RAW, 0 [pid 4075] <... futex resumed>) = 0 [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] close(13 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4076] <... socket resumed>) = 6 [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(18 [pid 3612] lstat("./33/binderfs", [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... futex resumed>) = 0 [pid 4071] close(14 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] unlink("./33/binderfs" [pid 4076] <... futex resumed>) = 1 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] <... futex resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(19 [pid 3615] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... unlink resumed>) = 0 [pid 4077] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4076] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] close(15 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3612] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] fstat(3, [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] lstat("./33/memory.events", [pid 3615] getdents64(3, [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(20 [pid 3612] unlink("./33/memory.events" [pid 4071] close(16 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... unlink resumed>) = 0 [pid 4076] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4073] <... futex resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(21 [pid 3615] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4073] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4071] close(17 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(22 [pid 3615] lstat("./34/binderfs", [pid 3612] lstat("./33/cgroup", [pid 4071] close(18 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4076] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(23 [pid 3615] unlink("./34/binderfs" [pid 3612] unlink("./33/cgroup" [pid 4071] close(19 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(24 [pid 3615] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4076] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4071] close(20 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4076] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(25 [pid 3615] lstat("./34/memory.events", [pid 3612] lstat("./33/cgroup.net", [pid 4076] <... futex resumed>) = 1 [pid 4073] <... futex resumed>) = 0 [pid 4071] close(21 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4076] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4073] close(3 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(26 [pid 3615] unlink("./34/memory.events" [pid 3612] unlink("./33/cgroup.net" [pid 4073] <... close resumed>) = 0 [pid 4071] close(22 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4073] close(4 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(27 [pid 3615] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4073] <... close resumed>) = 0 [pid 4071] close(23 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4073] close(5 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(28 [pid 3615] lstat("./34/cgroup", [pid 3612] lstat("./33/cgroup.cpu", [pid 4071] close(24 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4073] <... close resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] close(29 [pid 3615] unlink("./34/cgroup" [pid 3612] unlink("./33/cgroup.cpu" [pid 4073] close(6 [pid 4071] close(25 [pid 4069] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4073] <... close resumed>) = 0 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] exit_group(0 [pid 3615] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] getdents64(3, [pid 4073] close(7 [pid 4072] <... futex resumed>) = ? [pid 4071] close(26 [pid 4069] <... exit_group resumed>) = ? [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./34/cgroup.net", [pid 3612] close(3 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... close resumed>) = 0 [pid 3615] unlink("./34/cgroup.net" [pid 3612] rmdir("./33" [pid 4073] close(8 [pid 4072] +++ exited with 0 +++ [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4069] +++ exited with 0 +++ [pid 3615] <... unlink resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4071] close(27 [pid 3615] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] mkdir("./34", 0777 [pid 4077] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4073] close(9 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3612] <... mkdir resumed>) = 0 [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4071] close(28 [pid 3615] lstat("./34/cgroup.cpu", [pid 3613] <... restart_syscall resumed>) = 0 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4078 attached [pid 4077] <... futex resumed>) = 1 [pid 4075] <... futex resumed>) = 0 [pid 4073] close(10 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4078] set_robust_list(0x55555684f5e0, 24 [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4071] close(29 [pid 3615] unlink("./34/cgroup.cpu" [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 76 [pid 4078] <... set_robust_list resumed>) = 0 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... futex resumed>) = 0 [pid 4073] close(11 [pid 4071] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 4078] chdir("./34" [pid 4077] socket(AF_XDP, SOCK_RAW, 0 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4071] exit_group(0 [pid 3615] getdents64(3, [pid 3613] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4078] <... chdir resumed>) = 0 [pid 4077] <... socket resumed>) = 6 [pid 4074] <... futex resumed>) = ? [pid 4073] close(12 [pid 4071] <... exit_group resumed>) = ? [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4078] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4074] +++ exited with 0 +++ [pid 3615] close(3 [pid 4077] <... futex resumed>) = 1 [pid 4075] <... futex resumed>) = 0 [pid 3615] <... close resumed>) = 0 [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] rmdir("./34" [pid 4078] <... prctl resumed>) = 0 [pid 4077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... futex resumed>) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4071] +++ exited with 0 +++ [pid 3615] <... rmdir resumed>) = 0 [pid 3613] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4078] setpgid(0, 0 [pid 4075] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4073] close(13 [pid 3615] mkdir("./35", 0777 [pid 4078] <... setpgid resumed>) = 0 [pid 4077] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 4078] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4077] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4073] close(14 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] fstat(3, [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- ./strace-static-x86_64: Process 4079 attached [pid 4078] <... symlink resumed>) = 0 [pid 4077] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4079] set_robust_list(0x55555684f5e0, 24 [pid 4077] <... futex resumed>) = 1 [pid 4075] <... futex resumed>) = 0 [pid 4073] close(15 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 83 [pid 3613] getdents64(3, [pid 3610] <... restart_syscall resumed>) = 0 [pid 4078] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4079] <... set_robust_list resumed>) = 0 [pid 4077] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] close(3 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4078] <... symlink resumed>) = 0 [pid 4075] <... close resumed>) = 0 [pid 4079] chdir("./35" [pid 4075] close(4 [pid 4073] close(16 [pid 3613] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4079] <... chdir resumed>) = 0 [pid 4078] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4075] <... close resumed>) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4079] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3610] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4079] <... prctl resumed>) = 0 [pid 4078] <... symlink resumed>) = 0 [pid 4075] close(5 [pid 4073] close(17 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4079] setpgid(0, 0 [pid 4078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4075] <... close resumed>) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./35/binderfs", [pid 3610] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4079] <... setpgid resumed>) = 0 [pid 4078] <... openat resumed>) = 3 [pid 4075] close(6 [pid 4073] close(18 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4079] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4078] write(3, "1000", 4 [pid 4075] <... close resumed>) = 0 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./35/binderfs" [pid 3610] <... openat resumed>) = 3 [pid 4079] <... symlink resumed>) = 0 [pid 4078] <... write resumed>) = 4 [pid 4075] close(7 [pid 4073] close(19 [pid 4079] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4078] close(3 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] fstat(3, [pid 4079] <... symlink resumed>) = 0 [pid 4078] <... close resumed>) = 0 [pid 4075] close(8 [pid 4073] close(20 [pid 3613] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4079] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4078] symlink("/dev/binderfs", "./binderfs" [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 4079] <... symlink resumed>) = 0 [pid 4078] <... symlink resumed>) = 0 [pid 4075] close(9 [pid 4073] close(21 [pid 3613] lstat("./35/memory.events", [pid 4079] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4078] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4079] <... openat resumed>) = 3 [pid 4078] <... futex resumed>) = 0 [pid 4075] close(10 [pid 4073] close(22 [pid 3613] unlink("./35/memory.events" [pid 3610] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4079] write(3, "1000", 4 [pid 4078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] <... mmap resumed>) = 0x7f6e2575a000 [pid 4075] close(11 [pid 4078] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] <... write resumed>) = 4 [pid 4078] <... mprotect resumed>) = 0 [pid 4075] close(12 [pid 4073] close(23 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4079] close(3 [pid 4078] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./33/binderfs", ./strace-static-x86_64: Process 4080 attached [pid 4079] <... close resumed>) = 0 [pid 4075] close(13 [pid 4073] close(24 [pid 4080] set_robust_list(0x7f6e2577a9e0, 24 [pid 4079] symlink("/dev/binderfs", "./binderfs" [pid 4078] <... clone resumed>, parent_tid=[77], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 77 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4080] <... set_robust_list resumed>) = 0 [pid 4079] <... symlink resumed>) = 0 [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] close(14 [pid 4073] close(25 [pid 3613] lstat("./35/cgroup", [pid 3610] unlink("./33/binderfs" [pid 4080] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4079] <... futex resumed>) = 0 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] close(15 [pid 3610] <... unlink resumed>) = 0 [pid 4080] <... openat resumed>) = 3 [pid 4079] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] close(26 [pid 3613] unlink("./35/cgroup" [pid 3610] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... mmap resumed>) = 0x7f6e2575a000 [pid 4075] close(16 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4080] <... futex resumed>) = 1 [pid 4079] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4078] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] close(27 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] <... mprotect resumed>) = 0 [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] close(17 [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./33/memory.events", [pid 4080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4078] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] close(28 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] close(18 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 4081 attached [pid 4080] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./35/cgroup.net", [pid 3610] unlink("./33/memory.events" [pid 4081] set_robust_list(0x7f6e2577a9e0, 24 [pid 4075] close(19 [pid 4081] <... set_robust_list resumed>) = 0 [pid 4080] <... openat resumed>) = 4 [pid 4079] <... clone resumed>, parent_tid=[84], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 84 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] close(29 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] close(20 [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./35/cgroup.net" [pid 3610] <... unlink resumed>) = 0 [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4075] close(21 [pid 4073] exit_group(0 [pid 4081] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4080] <... futex resumed>) = 1 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4073] <... exit_group resumed>) = ? [pid 3613] <... unlink resumed>) = 0 [pid 4076] <... futex resumed>) = ? [pid 3610] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4081] <... openat resumed>) = 3 [pid 4080] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] close(22 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4081] <... futex resumed>) = 1 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] close(23 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4076] +++ exited with 0 +++ [pid 4075] close(24 [pid 4073] +++ exited with 0 +++ [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4075] close(25 [pid 3613] lstat("./35/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] lstat("./33/cgroup", [pid 4075] close(26 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4081] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./35/cgroup.cpu" [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4081] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4075] close(27 [pid 4081] <... openat resumed>) = 4 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] unlink("./33/cgroup" [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] close(28 [pid 4081] <... futex resumed>) = 0 [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4075] close(29 [pid 4079] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4075] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 3611] <... restart_syscall resumed>) = 0 [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4075] exit_group(0 [pid 4081] <... futex resumed>) = 0 [pid 4079] <... futex resumed>) = 1 [pid 4077] <... futex resumed>) = ? [pid 4075] <... exit_group resumed>) = ? [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4081] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4080] <... write resumed>) = 61440 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4077] +++ exited with 0 +++ [pid 4075] +++ exited with 0 +++ [pid 3613] close(3 [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4080] <... futex resumed>) = 1 [pid 4078] <... futex resumed>) = 0 [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3613] <... close resumed>) = 0 [pid 3611] umount2("./33", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4080] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4078] <... futex resumed>) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3613] rmdir("./35" [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... restart_syscall resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] lstat("./33/cgroup.net", [pid 4080] <... mmap resumed>) = 0x20000000 [pid 3613] <... rmdir resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] mkdir("./36", 0777 [pid 3611] openat(AT_FDCWD, "./33", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] unlink("./33/cgroup.net" [pid 4080] <... futex resumed>) = 1 [pid 4078] <... futex resumed>) = 0 [pid 3614] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... openat resumed>) = 3 [pid 4078] <... futex resumed>) = 0 [pid 4080] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... mkdir resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4080] <... socket resumed>) = 5 [pid 3611] fstat(3, [pid 3610] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] fstat(3, [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4080] <... futex resumed>) = 1 [pid 4081] <... write resumed>) = 61440 [pid 4078] <... futex resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] getdents64(3, [pid 3610] lstat("./33/cgroup.cpu", [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] getdents64(3, [pid 4081] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4078] <... futex resumed>) = 0 ./strace-static-x86_64: Process 4082 attached [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4082] set_robust_list(0x55555684f5e0, 24 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 83 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] unlink("./33/cgroup.cpu" [pid 4082] <... set_robust_list resumed>) = 0 [pid 4081] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] chdir("./36" [pid 4081] <... mmap resumed>) = 0x20000000 [pid 4080] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./33/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 4082] <... chdir resumed>) = 0 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4081] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4082] <... prctl resumed>) = 0 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] setpgid(0, 0 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4082] <... setpgid resumed>) = 0 [pid 4081] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4081] <... socket resumed>) = 5 [pid 4082] <... symlink resumed>) = 0 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4081] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4082] <... symlink resumed>) = 0 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4082] <... symlink resumed>) = 0 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4081] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 4082] write(3, "1000", 4) = 4 [pid 4082] close(3) = 0 [pid 4082] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3614] lstat("./35/binderfs", [pid 3611] lstat("./33/binderfs", [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f6e2575a000 [pid 4082] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4082] <... mprotect resumed>) = 0 [pid 4082] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID./strace-static-x86_64: Process 4083 attached [pid 4083] set_robust_list(0x7f6e2577a9e0, 24 [pid 4082] <... clone resumed>, parent_tid=[84], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 84 [pid 4083] <... set_robust_list resumed>) = 0 [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./35/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] close(3 [pid 4083] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4082] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4083] <... openat resumed>) = 3 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] unlink("./33/binderfs" [pid 3610] <... close resumed>) = 0 [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3610] rmdir("./33" [pid 4083] <... futex resumed>) = 0 [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./33/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4083] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4082] <... futex resumed>) = 0 [pid 3614] lstat("./35/memory.events", [pid 3610] <... rmdir resumed>) = 0 [pid 4083] <... openat resumed>) = 4 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4080] <... futex resumed>) = 1 [pid 4078] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./34", 0777 [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4080] socket(AF_XDP, SOCK_RAW, 0 [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./35/memory.events" [pid 3611] lstat("./33/memory.events", [pid 4083] <... futex resumed>) = 0 [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... mkdir resumed>) = 0 [pid 4083] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4082] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4080] <... socket resumed>) = 6 [pid 4078] <... futex resumed>) = 0 [pid 3614] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./33/memory.events"./strace-static-x86_64: Process 4084 attached [pid 3614] lstat("./35/cgroup", [pid 3611] <... unlink resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] umount2("./33/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 76 [pid 4084] set_robust_list(0x55555684f5e0, 24 [pid 3614] unlink("./35/cgroup" [pid 4084] <... set_robust_list resumed>) = 0 [pid 4083] <... write resumed>) = 61440 [pid 4080] <... futex resumed>) = 0 [pid 4078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] chdir("./34" [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./33/cgroup", [pid 4084] <... chdir resumed>) = 0 [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4078] <... futex resumed>) = 0 [pid 3614] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4084] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4080] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4078] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./33/cgroup" [pid 4084] <... prctl resumed>) = 0 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... futex resumed>) = 0 [pid 4081] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3614] lstat("./35/cgroup.net", [pid 4084] setpgid(0, 0 [pid 4083] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 4084] <... setpgid resumed>) = 0 [pid 4083] <... mmap resumed>) = 0x20000000 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./33/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4084] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = 1 [pid 4080] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4079] <... futex resumed>) = 0 [pid 3614] unlink("./35/cgroup.net" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] <... symlink resumed>) = 0 [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4080] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4078] <... futex resumed>) = 0 [pid 4080] <... futex resumed>) = 1 [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./33/cgroup.net", [pid 4084] <... symlink resumed>) = 0 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... futex resumed>) = 0 [pid 4081] socket(AF_XDP, SOCK_RAW, 0 [pid 4080] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] close(3 [pid 3614] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4084] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4083] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] <... socket resumed>) = 6 [pid 4078] <... close resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./33/cgroup.net" [pid 4084] <... symlink resumed>) = 0 [pid 4083] <... socket resumed>) = 5 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] close(4 [pid 3614] lstat("./35/cgroup.cpu", [pid 4084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4078] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4084] <... openat resumed>) = 3 [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] close(5 [pid 3614] unlink("./35/cgroup.cpu" [pid 3611] umount2("./33/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4084] write(3, "1000", 4 [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4079] <... futex resumed>) = 0 [pid 4078] <... close resumed>) = 0 [pid 4084] <... write resumed>) = 4 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... futex resumed>) = 0 [pid 4079] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] close(6 [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] close(3 [pid 4083] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4081] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4078] <... close resumed>) = 0 [pid 3614] getdents64(3, [pid 3611] lstat("./33/cgroup.cpu", [pid 4084] <... close resumed>) = 0 [pid 4078] close(7 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4084] symlink("/dev/binderfs", "./binderfs" [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3611] unlink("./33/cgroup.cpu" [pid 4084] <... symlink resumed>) = 0 [pid 4078] close(8 [pid 3614] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] rmdir("./35" [pid 3611] getdents64(3, [pid 4084] <... futex resumed>) = 0 [pid 4078] close(9 [pid 3614] <... rmdir resumed>) = 0 [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] mkdir("./36", 0777 [pid 3611] close(3 [pid 4084] <... mmap resumed>) = 0x7f6e2575a000 [pid 4078] close(10 [pid 3614] <... mkdir resumed>) = 0 [pid 3611] <... close resumed>) = 0 [pid 4084] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] rmdir("./33"./strace-static-x86_64: Process 4085 attached [pid 4084] <... mprotect resumed>) = 0 [pid 4081] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4078] close(11 [pid 3611] <... rmdir resumed>) = 0 [pid 4085] set_robust_list(0x55555684f5e0, 24 [pid 4084] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 80 [pid 3611] mkdir("./34", 0777 [pid 4081] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4086 attached [pid 4085] <... set_robust_list resumed>) = 0 [pid 4081] <... futex resumed>) = 1 [pid 4079] <... futex resumed>) = 0 [pid 4078] close(12 [pid 3611] <... mkdir resumed>) = 0 [pid 4086] set_robust_list(0x7f6e2577a9e0, 24 [pid 4085] chdir("./36" [pid 4084] <... clone resumed>, parent_tid=[77], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 77 [pid 4081] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4079] close(3 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4087 attached [pid 4086] <... set_robust_list resumed>) = 0 [pid 4085] <... chdir resumed>) = 0 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = 0 [pid 4078] close(13 [pid 4087] set_robust_list(0x55555684f5e0, 24 [pid 4086] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4085] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4084] <... futex resumed>) = 0 [pid 4079] close(4 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 76 [pid 4087] <... set_robust_list resumed>) = 0 [pid 4085] <... prctl resumed>) = 0 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... close resumed>) = 0 [pid 4078] close(14 [pid 4087] chdir("./34" [pid 4086] <... openat resumed>) = 3 [pid 4085] setpgid(0, 0 [pid 4079] close(5 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... chdir resumed>) = 0 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] <... setpgid resumed>) = 0 [pid 4079] <... close resumed>) = 0 [pid 4078] close(15 [pid 4087] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4086] <... futex resumed>) = 1 [pid 4085] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4084] <... futex resumed>) = 0 [pid 4079] close(6 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... prctl resumed>) = 0 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] <... symlink resumed>) = 0 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = 0 [pid 4078] close(16 [pid 4087] setpgid(0, 0 [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4084] <... futex resumed>) = 0 [pid 4079] close(7 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... setpgid resumed>) = 0 [pid 4086] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4085] <... symlink resumed>) = 0 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(17 [pid 4087] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4086] <... openat resumed>) = 4 [pid 4085] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4079] close(8 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... symlink resumed>) = 0 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] <... symlink resumed>) = 0 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(18 [pid 4087] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4086] <... futex resumed>) = 1 [pid 4085] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4084] <... futex resumed>) = 0 [pid 4079] close(9 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... symlink resumed>) = 0 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] <... openat resumed>) = 3 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(19 [pid 4087] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] write(3, "1000", 4 [pid 4084] <... futex resumed>) = 0 [pid 4079] close(10 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... symlink resumed>) = 0 [pid 4086] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4085] <... write resumed>) = 4 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(20 [pid 4083] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4085] close(3 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(11 [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... openat resumed>) = 3 [pid 4085] <... close resumed>) = 0 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(21 [pid 4087] write(3, "1000", 4 [pid 4085] symlink("/dev/binderfs", "./binderfs" [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4079] close(12 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4086] <... write resumed>) = 61440 [pid 4087] <... write resumed>) = 4 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] <... symlink resumed>) = 0 [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(22 [pid 4087] close(3 [pid 4086] <... futex resumed>) = 1 [pid 4085] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... futex resumed>) = 0 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... futex resumed>) = 0 [pid 4079] close(13 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... close resumed>) = 0 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] <... futex resumed>) = 0 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] socket(AF_XDP, SOCK_RAW, 0 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(23 [pid 4087] symlink("/dev/binderfs", "./binderfs" [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4084] <... futex resumed>) = 0 [pid 4083] <... socket resumed>) = 6 [pid 4079] close(14 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... symlink resumed>) = 0 [pid 4086] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4085] <... mmap resumed>) = 0x7f6e2575a000 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(24 [pid 4087] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... mmap resumed>) = 0x20000000 [pid 4085] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4079] close(15 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] <... mprotect resumed>) = 0 [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(25 [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4086] <... futex resumed>) = 1 [pid 4085] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4084] <... futex resumed>) = 0 [pid 4083] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... futex resumed>) = 0 [pid 4079] close(16 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4088 attached [pid 4087] <... mmap resumed>) = 0x7f6e2575a000 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4083] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4082] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] close(26 [pid 4088] set_robust_list(0x7f6e2577a9e0, 24 [pid 4087] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] <... clone resumed>, parent_tid=[81], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 81 [pid 4084] <... futex resumed>) = 0 [pid 4079] close(17 [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4088] <... set_robust_list resumed>) = 0 [pid 4087] <... mprotect resumed>) = 0 [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4078] close(27 [pid 4083] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4088] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4087] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4085] <... futex resumed>) = 0 [pid 4083] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... socket resumed>) = 5 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4089 attached [pid 4088] <... openat resumed>) = 3 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4083] <... futex resumed>) = 1 [pid 4082] <... futex resumed>) = 0 [pid 4079] close(18 [pid 4078] close(28 [pid 4089] set_robust_list(0x7f6e2577a9e0, 24 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... clone resumed>, parent_tid=[77], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 77 [pid 4086] <... futex resumed>) = 1 [pid 4085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4084] <... futex resumed>) = 0 [pid 4083] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4082] close(3 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4089] <... set_robust_list resumed>) = 0 [pid 4088] <... futex resumed>) = 0 [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... close resumed>) = 0 [pid 4079] close(19 [pid 4078] close(29 [pid 4089] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4088] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4087] <... futex resumed>) = 0 [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] <... futex resumed>) = 0 [pid 4084] <... futex resumed>) = 0 [pid 4082] close(4 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4078] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4089] <... openat resumed>) = 3 [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4078] exit_group(0 [pid 4088] <... openat resumed>) = 4 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4080] <... futex resumed>) = ? [pid 4078] <... exit_group resumed>) = ? [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4082] <... close resumed>) = 0 [pid 4080] +++ exited with 0 +++ [pid 4079] close(20 [pid 4078] +++ exited with 0 +++ [pid 4089] <... futex resumed>) = 1 [pid 4088] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4086] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4085] <... futex resumed>) = 0 [pid 4082] close(5 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4089] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4088] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] <... close resumed>) = 0 [pid 4079] close(21 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 4089] <... openat resumed>) = 4 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] <... restart_syscall resumed>) = 0 [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] close(6 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4088] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4089] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4086] <... futex resumed>) = 1 [pid 4084] <... futex resumed>) = 0 [pid 4082] <... close resumed>) = 0 [pid 4079] close(22 [pid 4089] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] socket(AF_XDP, SOCK_RAW, 0 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] close(7 [pid 3612] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... futex resumed>) = 0 [pid 4086] <... socket resumed>) = 6 [pid 4084] <... futex resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(23 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4089] <... write resumed>) = 61440 [pid 4088] <... write resumed>) = 61440 [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] close(8 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 0 [pid 4084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(24 [pid 3612] <... openat resumed>) = 3 [pid 4089] <... futex resumed>) = 1 [pid 4088] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] <... futex resumed>) = 0 [pid 4084] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] close(9 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 4089] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... futex resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(25 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = 0 [pid 4086] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4085] <... futex resumed>) = 0 [pid 4084] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] close(10 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4089] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4088] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4086] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(26 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4089] <... mmap resumed>) = 0x20000000 [pid 4088] <... mmap resumed>) = 0x20000000 [pid 4086] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4082] close(11 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4086] <... futex resumed>) = 1 [pid 4084] <... futex resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(27 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4089] <... futex resumed>) = 1 [pid 4088] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4086] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4085] <... futex resumed>) = 0 [pid 4084] close(3 [pid 4082] close(12 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./34/binderfs", [pid 4089] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... close resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(28 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 4084] close(4 [pid 4082] close(13 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./34/binderfs" [pid 4089] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4088] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4084] <... close resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] close(29 [pid 3612] <... unlink resumed>) = 0 [pid 4089] <... socket resumed>) = 5 [pid 4088] <... socket resumed>) = 5 [pid 4084] close(5 [pid 4082] close(14 [pid 4079] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... close resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4079] exit_group(0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4089] <... futex resumed>) = 1 [pid 4088] <... futex resumed>) = 1 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 4084] close(6 [pid 4082] close(15 [pid 4081] <... futex resumed>) = ? [pid 4079] <... exit_group resumed>) = ? [pid 3612] lstat("./34/memory.events", [pid 4089] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4084] <... close resumed>) = 0 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 4084] close(7 [pid 3612] unlink("./34/memory.events" [pid 4089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(16 [pid 4081] +++ exited with 0 +++ [pid 4079] +++ exited with 0 +++ [pid 3612] <... unlink resumed>) = 0 [pid 4084] close(8 [pid 3612] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4089] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4084] close(9 [pid 4082] close(17 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3612] lstat("./34/cgroup", [pid 4088] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4084] close(10 [pid 3612] unlink("./34/cgroup" [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4084] close(11 [pid 3612] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] close(12 [pid 3612] lstat("./34/cgroup.net", [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4084] close(13 [pid 3612] unlink("./34/cgroup.net" [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4084] close(14 [pid 3612] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(18 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4084] close(15 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./34/cgroup.cpu", [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(19 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4084] close(16 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./34/cgroup.cpu" [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... unlink resumed>) = 0 [pid 4084] close(17 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] getdents64(3, [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(21 [pid 3615] <... openat resumed>) = 3 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4084] close(18 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 3612] close(3 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(22 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] <... close resumed>) = 0 [pid 4084] close(19 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3612] rmdir("./34" [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(23 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... rmdir resumed>) = 0 [pid 4084] close(20 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] mkdir("./35", 0777 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(24 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... mkdir resumed>) = 0 [pid 4084] close(21 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./35/binderfs", [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4090 attached [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(25 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4090] set_robust_list(0x55555684f5e0, 24 [pid 4084] close(22 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./35/binderfs" [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 78 [pid 4090] <... set_robust_list resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(26 [pid 4090] chdir("./35" [pid 4084] close(23 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 4090] <... chdir resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(27 [pid 3615] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4090] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4084] close(24 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4090] <... prctl resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(28 [pid 3615] lstat("./35/memory.events", [pid 4090] setpgid(0, 0 [pid 4084] close(25 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4090] <... setpgid resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] close(29 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4090] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4084] close(26 [pid 4082] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./35/memory.events" [pid 4090] <... symlink resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4082] exit_group(0 [pid 4090] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4084] close(27 [pid 4090] <... symlink resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4083] <... futex resumed>) = ? [pid 4082] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 4090] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4084] close(28 [pid 4090] <... symlink resumed>) = 0 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4084] close(29 [pid 4090] <... openat resumed>) = 3 [pid 4084] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4083] +++ exited with 0 +++ [pid 4082] +++ exited with 0 +++ [pid 3615] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4090] write(3, "1000", 4 [pid 4084] exit_group(0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4090] <... write resumed>) = 4 [pid 4086] <... futex resumed>) = ? [pid 4084] <... exit_group resumed>) = ? [pid 3615] lstat("./35/cgroup", [pid 4090] close(3 [pid 4086] +++ exited with 0 +++ [pid 4084] +++ exited with 0 +++ [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4090] <... close resumed>) = 0 [pid 3615] unlink("./35/cgroup" [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4090] symlink("/dev/binderfs", "./binderfs" [pid 3615] <... unlink resumed>) = 0 [pid 4090] <... symlink resumed>) = 0 [pid 3613] <... restart_syscall resumed>) = 0 [pid 3615] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4090] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4090] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] lstat("./35/cgroup.net", [pid 3613] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4090] <... mmap resumed>) = 0x7f6e2575a000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... openat resumed>) = 3 [pid 4090] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3615] unlink("./35/cgroup.net" [pid 3613] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] fstat(3, [pid 4090] <... mprotect resumed>) = 0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4090] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... openat resumed>) = 3 [pid 3610] getdents64(3, ./strace-static-x86_64: Process 4091 attached [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] fstat(3, [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4091] set_robust_list(0x7f6e2577a9e0, 24 [pid 4090] <... clone resumed>, parent_tid=[79], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 79 [pid 3615] lstat("./35/cgroup.cpu", [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4091] <... set_robust_list resumed>) = 0 [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4091] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4090] <... futex resumed>) = 0 [pid 3615] unlink("./35/cgroup.cpu" [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] lstat("./34/binderfs", [pid 4091] <... openat resumed>) = 3 [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... unlink resumed>) = 0 [pid 3613] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4085] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3615] getdents64(3, [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./34/binderfs" [pid 4091] <... futex resumed>) = 0 [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] lstat("./36/binderfs", [pid 3610] <... unlink resumed>) = 0 [pid 4091] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4090] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 3615] close(3 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4091] <... openat resumed>) = 4 [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4085] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3615] <... close resumed>) = 0 [pid 3613] unlink("./36/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4087] <... mmap resumed>) = 0x7f6e25739000 [pid 4085] <... mmap resumed>) = 0x7f6e25739000 [pid 3615] rmdir("./35" [pid 3610] lstat("./34/memory.events", [pid 4091] <... futex resumed>) = 0 [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4085] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4091] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4090] <... futex resumed>) = 0 [pid 4087] <... mprotect resumed>) = 0 [pid 4085] <... mprotect resumed>) = 0 [pid 3615] <... rmdir resumed>) = 0 [pid 3613] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./34/memory.events" [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4085] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3615] mkdir("./36", 0777 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4093 attached ./strace-static-x86_64: Process 4092 attached [pid 4091] <... write resumed>) = 61440 [pid 3615] <... mkdir resumed>) = 0 [pid 3613] lstat("./36/memory.events", [pid 3610] <... unlink resumed>) = 0 [pid 4093] set_robust_list(0x7f6e257599e0, 24 [pid 4092] set_robust_list(0x7f6e257599e0, 24 [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... clone resumed>, parent_tid=[78], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 78 [pid 4085] <... clone resumed>, parent_tid=[82], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 82 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4093] <... set_robust_list resumed>) = 0 [pid 4092] <... set_robust_list resumed>) = 0 [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4087] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4094 attached [pid 4093] socket(AF_XDP, SOCK_RAW, 0 [pid 4092] socket(AF_XDP, SOCK_RAW, 0 [pid 4091] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 3613] unlink("./36/memory.events" [pid 3610] lstat("./34/cgroup", [pid 4094] set_robust_list(0x55555684f5e0, 24 [pid 4093] <... socket resumed>) = 6 [pid 4092] <... socket resumed>) = 6 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4088] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 85 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4094] <... set_robust_list resumed>) = 0 [pid 4093] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4092] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./34/cgroup" [pid 4094] chdir("./36" [pid 4093] <... futex resumed>) = 0 [pid 4092] <... futex resumed>) = 0 [pid 4091] <... mmap resumed>) = 0x20000000 [pid 4089] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4085] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... unlink resumed>) = 0 [pid 4094] <... chdir resumed>) = 0 [pid 4093] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] <... futex resumed>) = 0 [pid 4087] <... futex resumed>) = 0 [pid 4085] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4094] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4092] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4089] <... futex resumed>) = 0 [pid 4087] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4085] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] lstat("./36/cgroup", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4094] <... prctl resumed>) = 0 [pid 4092] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4091] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4089] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4088] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] lstat("./34/cgroup.net", [pid 4094] setpgid(0, 0 [pid 4092] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 3613] unlink("./36/cgroup" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4094] <... setpgid resumed>) = 0 [pid 4092] <... futex resumed>) = 1 [pid 4091] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... futex resumed>) = 0 [pid 3610] unlink("./34/cgroup.net" [pid 4094] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4092] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4091] <... socket resumed>) = 5 [pid 4088] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] close(3 [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4094] <... symlink resumed>) = 0 [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = 0 [pid 3613] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4094] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4088] <... futex resumed>) = 1 [pid 4087] close(4 [pid 4085] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4094] <... symlink resumed>) = 0 [pid 4091] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4088] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4087] <... close resumed>) = 0 [pid 4085] close(3 [pid 3613] lstat("./36/cgroup.net", [pid 3610] lstat("./34/cgroup.cpu", [pid 4094] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4087] close(5 [pid 4085] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4094] <... symlink resumed>) = 0 [pid 4091] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... close resumed>) = 0 [pid 4085] close(4 [pid 3613] unlink("./36/cgroup.net" [pid 3610] unlink("./34/cgroup.cpu" [pid 4094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4087] close(6 [pid 4085] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4094] <... openat resumed>) = 3 [pid 4087] <... close resumed>) = 0 [pid 4085] close(5 [pid 3613] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... unlink resumed>) = 0 [pid 4094] write(3, "1000", 4 [pid 4087] close(7 [pid 4085] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] getdents64(3, [pid 4094] <... write resumed>) = 4 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(6 [pid 3613] lstat("./36/cgroup.cpu", [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4094] close(3 [pid 4087] close(8 [pid 4085] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] close(3 [pid 4094] <... close resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(7 [pid 3613] unlink("./36/cgroup.cpu" [pid 3610] <... close resumed>) = 0 [pid 4094] symlink("/dev/binderfs", "./binderfs" [pid 4087] close(9 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 3610] rmdir("./34" [pid 4094] <... symlink resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(8 [pid 3613] getdents64(3, [pid 4094] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] close(10 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 4094] <... futex resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(9 [pid 3613] close(3 [pid 3610] mkdir("./35", 0777 [pid 4094] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4087] close(11 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 4094] <... mmap resumed>) = 0x7f6e2575a000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(10 [pid 3613] rmdir("./36" [pid 3610] <... mkdir resumed>) = 0 [pid 4094] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4091] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] close(12 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4094] <... mprotect resumed>) = 0 [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(11 [pid 3613] mkdir("./37", 0777./strace-static-x86_64: Process 4095 attached [pid 4094] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4087] close(13 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 4096 attached [pid 4095] set_robust_list(0x55555684f5e0, 24 [pid 4091] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(12 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 78 ./strace-static-x86_64: Process 4097 attached [pid 4096] set_robust_list(0x7f6e2577a9e0, 24 [pid 4095] <... set_robust_list resumed>) = 0 [pid 4094] <... clone resumed>, parent_tid=[86], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 86 [pid 4091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... futex resumed>) = 0 [pid 4087] close(14 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] set_robust_list(0x55555684f5e0, 24 [pid 4096] <... set_robust_list resumed>) = 0 [pid 4095] chdir("./35" [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] socket(AF_XDP, SOCK_RAW, 0 [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(13 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 85 [pid 4097] <... set_robust_list resumed>) = 0 [pid 4096] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4095] <... chdir resumed>) = 0 [pid 4094] <... futex resumed>) = 0 [pid 4091] <... socket resumed>) = 6 [pid 4087] close(15 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] chdir("./37" [pid 4096] <... openat resumed>) = 3 [pid 4095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(14 [pid 4097] <... chdir resumed>) = 0 [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... prctl resumed>) = 0 [pid 4094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4087] close(16 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4096] <... futex resumed>) = 0 [pid 4095] setpgid(0, 0 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(15 [pid 4097] <... prctl resumed>) = 0 [pid 4096] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4095] <... setpgid resumed>) = 0 [pid 4094] <... futex resumed>) = 0 [pid 4091] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4090] <... futex resumed>) = 0 [pid 4087] close(17 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] setpgid(0, 0 [pid 4096] <... openat resumed>) = 4 [pid 4095] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(16 [pid 4097] <... setpgid resumed>) = 0 [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... symlink resumed>) = 0 [pid 4094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4091] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4087] close(18 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4096] <... futex resumed>) = 0 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(17 [pid 4095] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4097] <... symlink resumed>) = 0 [pid 4096] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4094] <... futex resumed>) = 0 [pid 4087] close(19 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] <... symlink resumed>) = 0 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(18 [pid 4087] close(20 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4095] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(19 [pid 4097] <... symlink resumed>) = 0 [pid 4087] close(21 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(20 [pid 4087] close(22 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] close(23 [pid 4097] <... symlink resumed>) = 0 [pid 4096] <... write resumed>) = 61440 [pid 4095] <... symlink resumed>) = 0 [pid 4091] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(21 [pid 4097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4091] <... futex resumed>) = 1 [pid 4090] <... futex resumed>) = 0 [pid 4087] close(24 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] <... openat resumed>) = 3 [pid 4096] <... futex resumed>) = 1 [pid 4095] <... openat resumed>) = 3 [pid 4094] <... futex resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(22 [pid 4097] write(3, "1000", 4 [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] write(3, "1000", 4 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4091] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4090] close(3 [pid 4087] close(25 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] <... write resumed>) = 4 [pid 4096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] <... write resumed>) = 4 [pid 4094] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(23 [pid 4097] close(3 [pid 4096] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4095] close(3 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(4 [pid 4087] close(26 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] <... close resumed>) = 0 [pid 4096] <... mmap resumed>) = 0x20000000 [pid 4095] <... close resumed>) = 0 [pid 4090] <... close resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(24 [pid 4097] symlink("/dev/binderfs", "./binderfs" [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] symlink("/dev/binderfs", "./binderfs" [pid 4090] close(5 [pid 4087] close(27 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] <... symlink resumed>) = 0 [pid 4096] <... futex resumed>) = 1 [pid 4094] <... futex resumed>) = 0 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... symlink resumed>) = 0 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(25 [pid 4090] <... close resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... futex resumed>) = 0 [pid 4090] close(6 [pid 4087] close(28 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4096] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4095] <... futex resumed>) = 0 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... close resumed>) = 0 [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(26 [pid 4097] <... mmap resumed>) = 0x7f6e2575a000 [pid 4096] <... socket resumed>) = 5 [pid 4095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4090] close(7 [pid 4087] close(29 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... mmap resumed>) = 0x7f6e2575a000 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4087] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] close(27 [pid 4097] <... mprotect resumed>) = 0 [pid 4096] <... futex resumed>) = 1 [pid 4095] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4094] <... futex resumed>) = 0 [pid 4090] close(8 [pid 4087] exit_group(0 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4097] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... mprotect resumed>) = 0 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4092] <... futex resumed>) = ? [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4089] <... futex resumed>) = ? [pid 4087] <... exit_group resumed>) = ? [pid 4085] close(28./strace-static-x86_64: Process 4098 attached [pid 4096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4094] <... futex resumed>) = 0 [pid 4092] +++ exited with 0 +++ [pid 4090] close(9 [pid 4098] set_robust_list(0x7f6e2577a9e0, 24 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 4099 attached [pid 4098] <... set_robust_list resumed>) = 0 [pid 4096] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4089] +++ exited with 0 +++ [pid 4087] +++ exited with 0 +++ [pid 4097] <... clone resumed>, parent_tid=[86], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 86 [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4099] set_robust_list(0x7f6e2577a9e0, 24 [pid 4098] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... clone resumed>, parent_tid=[79], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 79 [pid 4090] close(10 [pid 4085] close(29 [pid 4099] <... set_robust_list resumed>) = 0 [pid 4098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4096] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4085] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 4099] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4098] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = 0 [pid 4090] close(11 [pid 4085] exit_group(0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 4099] <... openat resumed>) = 3 [pid 4098] <... openat resumed>) = 3 [pid 4096] <... futex resumed>) = 1 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] <... futex resumed>) = 0 [pid 4093] <... futex resumed>) = ? [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4088] <... futex resumed>) = ? [pid 4085] <... exit_group resumed>) = ? [pid 3611] <... restart_syscall resumed>) = 0 [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4093] +++ exited with 0 +++ [pid 4090] close(12 [pid 4088] +++ exited with 0 +++ [pid 4085] +++ exited with 0 +++ [pid 4099] <... futex resumed>) = 0 [pid 4098] <... futex resumed>) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4099] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4098] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] socket(AF_XDP, SOCK_RAW, 0 [pid 4095] <... futex resumed>) = 0 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(13 [pid 3611] umount2("./34", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4099] <... openat resumed>) = 4 [pid 4098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4096] <... socket resumed>) = 6 [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] close(14 [pid 3611] openat(AT_FDCWD, "./34", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4099] <... futex resumed>) = 0 [pid 4098] <... openat resumed>) = 4 [pid 4096] <... futex resumed>) = 1 [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... openat resumed>) = 3 [pid 4099] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4095] <... futex resumed>) = 0 [pid 4094] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] close(15 [pid 3611] fstat(3, [pid 4098] <... futex resumed>) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4096] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4098] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(16 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4099] <... write resumed>) = 61440 [pid 4097] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] getdents64(3, [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(17 [pid 3614] <... openat resumed>) = 3 [pid 4099] <... futex resumed>) = 1 [pid 4098] <... write resumed>) = 61440 [pid 4096] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4095] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] fstat(3, [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4099] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] close(18 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] umount2("./34/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4098] <... futex resumed>) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 4099] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4098] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(19 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4099] <... mmap resumed>) = 0x20000000 [pid 4098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] <... futex resumed>) = 0 [pid 4096] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./34/binderfs", [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4096] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] close(20 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4099] <... futex resumed>) = 1 [pid 4095] <... futex resumed>) = 0 [pid 4098] <... mmap resumed>) = 0x20000000 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] lstat("./36/binderfs", [pid 4099] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] close(21 [pid 3611] unlink("./34/binderfs" [pid 4099] <... socket resumed>) = 5 [pid 4098] <... futex resumed>) = 1 [pid 4097] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4098] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4090] close(22 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./36/binderfs" [pid 4099] <... futex resumed>) = 0 [pid 4098] <... socket resumed>) = 5 [pid 4097] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./34/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 4097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4090] close(23 [pid 3614] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4098] <... futex resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4097] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... futex resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./34/memory.events", [pid 4097] <... futex resumed>) = 0 [pid 4097] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(24) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./36/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4090] close(25 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./34/memory.events" [pid 4099] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4098] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./36/memory.events" [pid 3611] <... unlink resumed>) = 0 [pid 4090] close(26 [pid 3614] <... unlink resumed>) = 0 [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./34/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4090] close(27) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4090] close(28 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup", [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4090] close(29 [pid 3611] lstat("./34/cgroup", [pid 4090] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4090] exit_group(0 [pid 3614] unlink("./36/cgroup" [pid 3611] unlink("./34/cgroup" [pid 4091] <... futex resumed>) = ? [pid 4090] <... exit_group resumed>) = ? [pid 4091] +++ exited with 0 +++ [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4090] +++ exited with 0 +++ [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3614] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./34/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup.net", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] lstat("./34/cgroup.net", [pid 3612] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] unlink("./36/cgroup.net" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... unlink resumed>) = 0 [pid 3611] unlink("./34/cgroup.net" [pid 3612] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./34/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./36/cgroup.cpu", [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] lstat("./34/cgroup.cpu", [pid 3612] getdents64(3, [pid 3614] unlink("./36/cgroup.cpu" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] <... unlink resumed>) = 0 [pid 3611] unlink("./34/cgroup.cpu" [pid 3614] getdents64(3, [pid 3612] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] getdents64(3, [pid 3614] close(3 [pid 3612] lstat("./35/binderfs", [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] <... close resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] rmdir("./36" [pid 3611] close(3 [pid 3612] unlink("./35/binderfs" [pid 3611] <... close resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] rmdir("./34" [pid 3614] <... rmdir resumed>) = 0 [pid 3611] <... rmdir resumed>) = 0 [pid 3612] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] mkdir("./37", 0777 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] mkdir("./35", 0777 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] lstat("./35/memory.events", [pid 3611] <... mkdir resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] unlink("./35/memory.events" [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4100 attached [pid 3612] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4100] set_robust_list(0x55555684f5e0, 24) = 0 ./strace-static-x86_64: Process 4101 attached [pid 4100] chdir("./35" [pid 4101] set_robust_list(0x55555684f5e0, 24 [pid 4100] <... chdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] <... set_robust_list resumed>) = 0 [pid 4100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] lstat("./35/cgroup", [pid 4101] chdir("./37" [pid 4100] <... prctl resumed>) = 0 [pid 4096] <... futex resumed>) = 1 [pid 4094] <... futex resumed>) = 0 [pid 4101] <... chdir resumed>) = 0 [pid 4100] setpgid(0, 0 [pid 4094] close(3 [pid 4096] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4101] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4100] <... setpgid resumed>) = 0 [pid 4101] <... prctl resumed>) = 0 [pid 4100] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4101] setpgid(0, 0 [pid 4100] <... symlink resumed>) = 0 [pid 4101] <... setpgid resumed>) = 0 [pid 4100] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4101] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4100] <... symlink resumed>) = 0 [pid 4094] <... close resumed>) = 0 [pid 3612] unlink("./35/cgroup" [pid 4101] <... symlink resumed>) = 0 [pid 4100] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4094] close(4 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 79 [pid 4101] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4100] <... symlink resumed>) = 0 [pid 4094] <... close resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 83 [pid 3612] <... unlink resumed>) = 0 [pid 4101] <... symlink resumed>) = 0 [pid 4100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4094] close(5 [pid 3612] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4101] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4100] <... openat resumed>) = 3 [pid 4101] <... symlink resumed>) = 0 [pid 4100] write(3, "1000", 4 [pid 4094] <... close resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4100] <... write resumed>) = 4 [pid 4094] close(6 [pid 3612] lstat("./35/cgroup.net", [pid 4101] <... openat resumed>) = 3 [pid 4100] close(3 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4101] write(3, "1000", 4 [pid 4100] <... close resumed>) = 0 [pid 4094] <... close resumed>) = 0 [pid 4101] <... write resumed>) = 4 [pid 4100] symlink("/dev/binderfs", "./binderfs" [pid 4094] close(7 [pid 3612] unlink("./35/cgroup.net" [pid 4101] close(3 [pid 4100] <... symlink resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = 0 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] close(8 [pid 3612] <... unlink resumed>) = 0 [pid 4101] symlink("/dev/binderfs", "./binderfs" [pid 4100] <... futex resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4101] <... symlink resumed>) = 0 [pid 4100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4094] close(9 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... mmap resumed>) = 0x7f6e2575a000 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] <... futex resumed>) = 0 [pid 4100] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4094] close(10 [pid 3612] lstat("./35/cgroup.cpu", [pid 4101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4100] <... mprotect resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... mmap resumed>) = 0x7f6e2575a000 [pid 4100] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4094] close(11 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 ./strace-static-x86_64: Process 4102 attached [pid 4101] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./35/cgroup.cpu" [pid 4102] set_robust_list(0x7f6e2577a9e0, 24 [pid 4101] <... mprotect resumed>) = 0 [pid 4100] <... clone resumed>, parent_tid=[80], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 80 [pid 4094] close(12 [pid 4102] <... set_robust_list resumed>) = 0 [pid 4101] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4097] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4103 attached [pid 4102] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4100] <... futex resumed>) = 0 [pid 4097] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] close(13 [pid 4095] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] getdents64(3, [pid 4103] set_robust_list(0x7f6e2577a9e0, 24 [pid 4102] <... openat resumed>) = 3 [pid 4101] <... clone resumed>, parent_tid=[84], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 84 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... futex resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4103] <... set_robust_list resumed>) = 0 [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4099] <... futex resumed>) = 0 [pid 4097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4095] <... futex resumed>) = 0 [pid 4094] close(14 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4103] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4102] <... futex resumed>) = 0 [pid 4101] <... futex resumed>) = 0 [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] <... mmap resumed>) = 0x7f6e25739000 [pid 4095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 4103] <... openat resumed>) = 3 [pid 4102] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... futex resumed>) = 0 [pid 4097] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4095] <... mmap resumed>) = 0x7f6e25739000 [pid 4094] close(15 [pid 3612] <... close resumed>) = 0 [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... openat resumed>) = 4 [pid 4101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... mprotect resumed>) = 0 [pid 4095] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./35" [pid 4103] <... futex resumed>) = 0 [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4095] <... mprotect resumed>) = 0 [pid 4094] close(16./strace-static-x86_64: Process 4104 attached [pid 4103] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4102] <... futex resumed>) = 0 [pid 4101] <... futex resumed>) = 0 [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 4105 attached [pid 4104] set_robust_list(0x7f6e257599e0, 24 [pid 4103] <... openat resumed>) = 4 [pid 4102] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] <... futex resumed>) = 0 [pid 4097] <... clone resumed>, parent_tid=[87], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 87 [pid 4094] close(17 [pid 3612] mkdir("./36", 0777 [pid 4105] set_robust_list(0x7f6e257599e0, 24 [pid 4104] <... set_robust_list resumed>) = 0 [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4095] <... clone resumed>, parent_tid=[80], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 80 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4105] <... set_robust_list resumed>) = 0 [pid 4104] socket(AF_XDP, SOCK_RAW, 0 [pid 4103] <... futex resumed>) = 0 [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... futex resumed>) = 0 [pid 3612] <... mkdir resumed>) = 0 [pid 4105] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4104] <... socket resumed>) = 6 [pid 4103] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4101] <... futex resumed>) = 0 [pid 4097] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] close(18 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4104] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... write resumed>) = 61440 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4095] <... futex resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4105] socket(AF_XDP, SOCK_RAW, 0 [pid 4104] <... futex resumed>) = 0 [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 4106 attached [pid 4105] <... socket resumed>) = 6 [pid 4102] <... futex resumed>) = 1 [pid 4100] <... futex resumed>) = 0 [pid 4097] <... futex resumed>) = 0 [pid 4095] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] close(19 [pid 4104] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4106] set_robust_list(0x55555684f5e0, 24 [pid 4105] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... write resumed>) = 61440 [pid 4102] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 80 [pid 4106] <... set_robust_list resumed>) = 0 [pid 4105] <... futex resumed>) = 0 [pid 4104] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] <... futex resumed>) = 0 [pid 4106] chdir("./36" [pid 4105] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4104] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4095] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4094] close(20 [pid 4106] <... chdir resumed>) = 0 [pid 4104] <... futex resumed>) = 1 [pid 4103] <... futex resumed>) = 1 [pid 4102] <... mmap resumed>) = 0x20000000 [pid 4101] <... futex resumed>) = 0 [pid 4099] <... futex resumed>) = 0 [pid 4098] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4097] <... futex resumed>) = 0 [pid 4095] <... futex resumed>) = 1 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4104] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4098] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] close(3 [pid 4095] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4094] close(21 [pid 4106] <... prctl resumed>) = 0 [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4102] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4100] <... futex resumed>) = 0 [pid 4099] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4098] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] setpgid(0, 0 [pid 4103] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4102] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4099] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4098] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] close(4 [pid 4094] close(22 [pid 4106] <... setpgid resumed>) = 0 [pid 4103] <... mmap resumed>) = 0x20000000 [pid 4102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] <... futex resumed>) = 0 [pid 4099] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = 0 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4099] <... futex resumed>) = 1 [pid 4097] close(5 [pid 4095] <... futex resumed>) = 0 [pid 4094] close(23 [pid 4106] <... symlink resumed>) = 0 [pid 4103] <... futex resumed>) = 1 [pid 4102] <... socket resumed>) = 5 [pid 4101] <... futex resumed>) = 0 [pid 4099] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4097] <... close resumed>) = 0 [pid 4095] close(3 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] close(6 [pid 4095] <... close resumed>) = 0 [pid 4094] close(24 [pid 4106] <... symlink resumed>) = 0 [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4102] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4100] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = 0 [pid 4095] close(4 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4103] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4102] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] close(7 [pid 4095] <... close resumed>) = 0 [pid 4094] close(25 [pid 4106] <... symlink resumed>) = 0 [pid 4103] <... socket resumed>) = 5 [pid 4102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(5 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] close(8 [pid 4095] <... close resumed>) = 0 [pid 4102] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4094] close(26 [pid 4106] <... openat resumed>) = 3 [pid 4103] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(6 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] write(3, "1000", 4 [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] close(9 [pid 4095] <... close resumed>) = 0 [pid 4094] close(27 [pid 4106] <... write resumed>) = 4 [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4101] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(7 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] close(3 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] close(10 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] <... close resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(8 [pid 4094] close(28 [pid 4106] symlink("/dev/binderfs", "./binderfs" [pid 4103] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4097] close(11 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] <... symlink resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(9 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] close(12 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] <... futex resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(10 [pid 4106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4097] close(13 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] close(29 [pid 4106] <... mmap resumed>) = 0x7f6e2575a000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(11 [pid 4094] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4097] close(14 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] exit_group(0 [pid 4106] <... mprotect resumed>) = 0 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4096] <... futex resumed>) = ? [pid 4095] close(12 [pid 4094] <... exit_group resumed>) = ? [pid 4106] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4097] close(15 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4107 attached [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(13 [pid 4107] set_robust_list(0x7f6e2577a9e0, 24 [pid 4106] <... clone resumed>, parent_tid=[81], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 81 [pid 4097] close(16 [pid 4096] +++ exited with 0 +++ [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4094] +++ exited with 0 +++ [pid 4107] <... set_robust_list resumed>) = 0 [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(14 [pid 4107] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4106] <... futex resumed>) = 0 [pid 4097] close(17 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4107] <... openat resumed>) = 3 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(15 [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] close(18 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4107] <... futex resumed>) = 0 [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(16 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4106] <... futex resumed>) = 0 [pid 4097] close(19 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4107] <... openat resumed>) = 4 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(17 [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] close(20 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 4107] <... futex resumed>) = 0 [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(18 [pid 4107] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4106] <... futex resumed>) = 0 [pid 4102] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4097] close(21 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] fstat(3, [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(19 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4102] <... futex resumed>) = 1 [pid 4100] <... futex resumed>) = 0 [pid 4097] close(22 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4102] socket(AF_XDP, SOCK_RAW, 0 [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(20 [pid 3615] getdents64(3, [pid 4102] <... socket resumed>) = 6 [pid 4100] <... futex resumed>) = 0 [pid 4097] close(23 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(21 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4102] <... futex resumed>) = 0 [pid 4100] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4097] close(24 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4107] <... write resumed>) = 61440 [pid 4102] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4100] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(22 [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4100] <... futex resumed>) = 0 [pid 4097] close(25 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4103] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4102] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4100] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(23 [pid 3615] lstat("./36/binderfs", [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4102] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4097] close(26 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4106] <... futex resumed>) = 0 [pid 4102] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(24 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4107] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... futex resumed>) = 1 [pid 4102] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4100] <... futex resumed>) = 0 [pid 4097] close(27 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./36/binderfs" [pid 4107] <... mmap resumed>) = 0x20000000 [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4102] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] close(3 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(25 [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4101] <... futex resumed>) = 0 [pid 4100] <... close resumed>) = 0 [pid 4097] close(28 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4103] socket(AF_XDP, SOCK_RAW, 0 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] close(4 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(26 [pid 3615] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4103] <... socket resumed>) = 6 [pid 4100] <... close resumed>) = 0 [pid 4097] close(29 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4106] <... futex resumed>) = 0 [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] close(5 [pid 4097] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4095] close(27 [pid 3615] lstat("./36/memory.events", [pid 4107] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4103] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4100] <... close resumed>) = 0 [pid 4097] exit_group(0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4107] <... socket resumed>) = 5 [pid 4104] <... futex resumed>) = ? [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] close(6 [pid 4098] <... futex resumed>) = ? [pid 4097] <... exit_group resumed>) = ? [pid 4095] close(28 [pid 3615] unlink("./36/memory.events" [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4104] +++ exited with 0 +++ [pid 4103] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4101] <... futex resumed>) = 0 [pid 4100] <... close resumed>) = 0 [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4101] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4100] close(7 [pid 4095] close(29 [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4098] +++ exited with 0 +++ [pid 4097] +++ exited with 0 +++ [pid 4095] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4106] <... futex resumed>) = 0 [pid 4100] close(8 [pid 4095] exit_group(0 [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4105] <... futex resumed>) = ? [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4099] <... futex resumed>) = ? [pid 4095] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 4107] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4105] +++ exited with 0 +++ [pid 4103] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4100] close(9 [pid 4099] +++ exited with 0 +++ [pid 4095] +++ exited with 0 +++ [pid 3615] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] <... restart_syscall resumed>) = 0 [pid 4103] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4103] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4100] close(10 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4103] <... futex resumed>) = 1 [pid 4101] <... futex resumed>) = 0 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./36/cgroup", [pid 3613] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4103] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4101] close(3 [pid 4100] close(11 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 4101] <... close resumed>) = 0 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./36/cgroup" [pid 3613] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4101] close(4 [pid 4100] close(12 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 4101] <... close resumed>) = 0 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] fstat(3, [pid 3610] <... restart_syscall resumed>) = 0 [pid 4101] close(5 [pid 4100] close(13 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4101] <... close resumed>) = 0 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 4101] close(6 [pid 4100] close(14 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4101] <... close resumed>) = 0 [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4101] close(7 [pid 4100] close(15 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./37/binderfs", [pid 4107] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4101] close(8 [pid 4100] close(16 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] unlink("./37/binderfs" [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4101] close(9 [pid 4100] close(17 [pid 3615] lstat("./36/cgroup.net", [pid 3613] <... unlink resumed>) = 0 [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4106] <... futex resumed>) = 0 [pid 4101] close(10 [pid 4100] close(18 [pid 3615] unlink("./36/cgroup.net" [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4107] socket(AF_XDP, SOCK_RAW, 0 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./37/memory.events", [pid 4107] <... socket resumed>) = 6 [pid 4101] close(11 [pid 4100] close(19 [pid 3615] <... unlink resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] unlink("./37/memory.events" [pid 3610] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4101] close(12 [pid 4100] close(20 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... openat resumed>) = 3 [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./36/cgroup.cpu", [pid 3613] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] fstat(3, [pid 4107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4106] <... futex resumed>) = 0 [pid 4101] close(13 [pid 4100] close(21 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4106] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./37/cgroup", [pid 4101] close(14 [pid 4100] close(22 [pid 3615] unlink("./36/cgroup.cpu" [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] getdents64(3, [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3613] unlink("./37/cgroup" [pid 4107] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4101] close(15 [pid 4100] close(23 [pid 3615] getdents64(3, [pid 3613] <... unlink resumed>) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4101] close(16 [pid 4100] close(24 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./37/cgroup.net", [pid 3610] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4107] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4101] close(17 [pid 4100] close(25 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4107] <... futex resumed>) = 1 [pid 4106] <... futex resumed>) = 0 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3613] unlink("./37/cgroup.net" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4107] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4106] close(3 [pid 4101] close(18 [pid 4100] close(26 [pid 3615] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4106] <... close resumed>) = 0 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./36" [pid 3613] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./35/binderfs", [pid 4106] close(4 [pid 4101] close(19 [pid 4100] close(27 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4106] <... close resumed>) = 0 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3613] lstat("./37/cgroup.cpu", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4106] close(5 [pid 4101] close(20 [pid 4100] close(28 [pid 3615] mkdir("./37", 0777 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] unlink("./35/binderfs" [pid 4106] <... close resumed>) = 0 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./37/cgroup.cpu" [pid 4106] close(6 [pid 4101] close(21 [pid 4100] close(29 [pid 3615] <... mkdir resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4106] <... close resumed>) = 0 [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 4106] close(7 [pid 4101] close(22 [pid 4100] exit_group(0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4102] <... futex resumed>) = ? [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4100] <... exit_group resumed>) = ? [pid 3613] close(3./strace-static-x86_64: Process 4108 attached [pid 4106] close(8 [pid 4102] +++ exited with 0 +++ [pid 4101] close(23 [pid 4100] +++ exited with 0 +++ [pid 3613] <... close resumed>) = 0 [pid 3610] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4108] set_robust_list(0x55555684f5e0, 24 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 87 [pid 3613] rmdir("./37" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4108] <... set_robust_list resumed>) = 0 [pid 4106] close(9 [pid 4101] close(24 [pid 3613] <... rmdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4108] chdir("./37" [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] mkdir("./38", 0777 [pid 3610] lstat("./35/memory.events", [pid 4108] <... chdir resumed>) = 0 [pid 4106] close(10 [pid 4101] close(25 [pid 3613] <... mkdir resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4108] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] unlink("./35/memory.events"./strace-static-x86_64: Process 4109 attached [pid 4108] <... prctl resumed>) = 0 [pid 4106] close(11 [pid 4101] close(26 [pid 4108] setpgid(0, 0 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 88 [pid 4108] <... setpgid resumed>) = 0 [pid 4106] close(12 [pid 4101] close(27 [pid 4108] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4109] set_robust_list(0x55555684f5e0, 24 [pid 4108] <... symlink resumed>) = 0 [pid 4106] close(13 [pid 4101] close(28 [pid 3611] umount2("./35", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4109] <... set_robust_list resumed>) = 0 [pid 4108] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4109] chdir("./38" [pid 4108] <... symlink resumed>) = 0 [pid 4106] close(14 [pid 4101] close(29 [pid 3611] openat(AT_FDCWD, "./35", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4109] <... chdir resumed>) = 0 [pid 4108] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4101] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4108] <... symlink resumed>) = 0 [pid 4106] close(15 [pid 4101] exit_group(0 [pid 3611] <... openat resumed>) = 3 [pid 3610] lstat("./35/cgroup", [pid 4109] <... prctl resumed>) = 0 [pid 4108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4103] <... futex resumed>) = ? [pid 4101] <... exit_group resumed>) = ? [pid 3611] fstat(3, [pid 4109] setpgid(0, 0 [pid 4108] <... openat resumed>) = 3 [pid 4106] close(16 [pid 4103] +++ exited with 0 +++ [pid 4101] +++ exited with 0 +++ [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4109] <... setpgid resumed>) = 0 [pid 4108] write(3, "1000", 4 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3611] getdents64(3, [pid 3610] unlink("./35/cgroup" [pid 4109] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4108] <... write resumed>) = 4 [pid 4106] close(17 [pid 4108] close(3 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4108] <... close resumed>) = 0 [pid 4106] close(18 [pid 3610] <... unlink resumed>) = 0 [pid 4108] symlink("/dev/binderfs", "./binderfs" [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./35/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4109] <... symlink resumed>) = 0 [pid 4108] <... symlink resumed>) = 0 [pid 4106] close(19 [pid 3614] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4109] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4108] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4109] <... symlink resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4106] close(20 [pid 3611] lstat("./35/binderfs", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4109] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4108] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4108] <... mmap resumed>) = 0x7f6e2575a000 [pid 4106] close(21 [pid 4109] <... symlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] lstat("./35/cgroup.net", [pid 4109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4108] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... openat resumed>) = 3 [pid 3611] unlink("./35/binderfs" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4109] <... openat resumed>) = 3 [pid 4108] <... mprotect resumed>) = 0 [pid 4106] close(22 [pid 3614] fstat(3, [pid 4109] write(3, "1000", 4 [pid 4108] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 3610] unlink("./35/cgroup.net"./strace-static-x86_64: Process 4110 attached [pid 4109] <... write resumed>) = 4 [pid 4106] close(23 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] umount2("./35/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4110] set_robust_list(0x7f6e2577a9e0, 24 [pid 4108] <... clone resumed>, parent_tid=[88], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 88 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 4109] close(3 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... unlink resumed>) = 0 [pid 4110] <... set_robust_list resumed>) = 0 [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] close(24 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] lstat("./35/memory.events", [pid 3610] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4110] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4109] <... close resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4109] symlink("/dev/binderfs", "./binderfs" [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4106] close(25 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4110] <... openat resumed>) = 3 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./35/memory.events" [pid 4106] close(26 [pid 4109] <... symlink resumed>) = 0 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4106] close(27) = -1 EBADF (Bad file descriptor) [pid 4106] close(28) = -1 EBADF (Bad file descriptor) [pid 4106] close(29 [pid 3611] <... unlink resumed>) = 0 [pid 3610] lstat("./35/cgroup.cpu", [pid 4109] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4106] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... futex resumed>) = 0 [pid 4106] exit_group(0 [pid 3614] lstat("./37/binderfs", [pid 3611] umount2("./35/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4110] <... futex resumed>) = 1 [pid 4109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4108] <... futex resumed>) = 0 [pid 4107] <... futex resumed>) = ? [pid 4106] <... exit_group resumed>) = ? [pid 4110] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4109] <... mmap resumed>) = 0x7f6e2575a000 [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4107] +++ exited with 0 +++ [pid 4106] +++ exited with 0 +++ [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./35/cgroup.cpu" [pid 4110] <... openat resumed>) = 4 [pid 4108] <... futex resumed>) = 0 [pid 4109] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3614] unlink("./37/binderfs" [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4109] <... mprotect resumed>) = 0 [pid 3610] getdents64(3, [pid 4109] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3614] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 4111 attached [pid 3614] lstat("./37/memory.events", [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/cgroup", [pid 3610] close(3 [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] set_robust_list(0x7f6e2577a9e0, 24 [pid 4109] <... clone resumed>, parent_tid=[89], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 89 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3612] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 4111] <... set_robust_list resumed>) = 0 [pid 4110] <... futex resumed>) = 1 [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... futex resumed>) = 0 [pid 3614] unlink("./37/memory.events" [pid 3612] <... openat resumed>) = 3 [pid 3611] unlink("./35/cgroup" [pid 4111] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4110] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] <... futex resumed>) = 0 [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] rmdir("./35" [pid 4111] <... openat resumed>) = 3 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3612] fstat(3, [pid 3611] <... unlink resumed>) = 0 [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] umount2("./35/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... rmdir resumed>) = 0 [pid 4111] <... futex resumed>) = 0 [pid 3612] getdents64(3, [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] mkdir("./36", 0777 [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] <... futex resumed>) = 0 [pid 3614] lstat("./37/cgroup", [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] lstat("./35/cgroup.net", [pid 4111] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 3614] unlink("./37/cgroup" [pid 3612] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4111] <... openat resumed>) = 4 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./35/cgroup.net" [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] lstat("./36/binderfs", [pid 4111] <... futex resumed>) = 1 [pid 4109] <... futex resumed>) = 0 [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4112 attached [pid 4110] <... write resumed>) = 61440 [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] unlink("./36/binderfs" [pid 3611] umount2("./35/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 81 [pid 4112] set_robust_list(0x55555684f5e0, 24 [pid 3612] <... unlink resumed>) = 0 [pid 4111] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = 1 [pid 4111] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3612] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4112] <... set_robust_list resumed>) = 0 [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./35/cgroup.cpu", [pid 4112] chdir("./36" [pid 4110] <... futex resumed>) = 1 [pid 4108] <... futex resumed>) = 0 [pid 3614] lstat("./37/cgroup.net", [pid 3612] lstat("./36/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4112] <... chdir resumed>) = 0 [pid 4110] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... write resumed>) = 61440 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./35/cgroup.cpu" [pid 4112] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] <... futex resumed>) = 0 [pid 3614] unlink("./37/cgroup.net" [pid 3612] unlink("./36/memory.events" [pid 4112] <... prctl resumed>) = 0 [pid 4111] <... futex resumed>) = 1 [pid 4110] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4109] <... futex resumed>) = 0 [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... unlink resumed>) = 0 [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... unlink resumed>) = 0 [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] <... futex resumed>) = 0 [pid 4111] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] setpgid(0, 0 [pid 4111] <... mmap resumed>) = 0x20000000 [pid 3614] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 4112] <... setpgid resumed>) = 0 [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... mmap resumed>) = 0x20000000 [pid 4111] <... futex resumed>) = 1 [pid 4109] <... futex resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4112] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./37/cgroup.cpu", [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] <... futex resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 4112] <... symlink resumed>) = 0 [pid 4111] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4110] <... futex resumed>) = 1 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4112] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 3612] lstat("./36/cgroup", [pid 3611] <... close resumed>) = 0 [pid 4111] <... socket resumed>) = 5 [pid 4110] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] unlink("./37/cgroup.cpu" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] rmdir("./35" [pid 4112] <... symlink resumed>) = 0 [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] <... futex resumed>) = 0 [pid 4111] <... futex resumed>) = 1 [pid 4109] <... futex resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4110] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4109] <... futex resumed>) = 0 [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 3614] getdents64(3, [pid 3612] unlink("./36/cgroup" [pid 3611] <... rmdir resumed>) = 0 [pid 4111] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4110] <... socket resumed>) = 5 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] mkdir("./36", 0777 [pid 4112] <... symlink resumed>) = 0 [pid 4111] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] close(3 [pid 3612] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4109] <... futex resumed>) = 0 [pid 3611] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4111] socket(AF_XDP, SOCK_RAW, 0 [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... close resumed>) = 0 [pid 3612] lstat("./36/cgroup.net", [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4110] <... futex resumed>) = 1 [pid 4108] <... futex resumed>) = 0 [pid 3614] rmdir("./37" [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4111] <... socket resumed>) = 6 [pid 4109] <... futex resumed>) = 0 [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4111] <... futex resumed>) = 0 [pid 4109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 4113 attached [pid 4109] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] unlink("./36/cgroup.net" [pid 4113] set_robust_list(0x55555684f5e0, 24 [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... rmdir resumed>) = 0 [pid 4113] <... set_robust_list resumed>) = 0 [pid 4112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4111] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4109] <... futex resumed>) = 0 [pid 4108] <... futex resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 81 [pid 4113] chdir("./36" [pid 3614] mkdir("./38", 0777 [pid 3612] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4113] <... chdir resumed>) = 0 [pid 4112] <... openat resumed>) = 3 [pid 4111] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4110] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4109] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4112] write(3, "1000", 4 [pid 4111] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4113] <... prctl resumed>) = 0 [pid 4112] <... write resumed>) = 4 [pid 4109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] lstat("./36/cgroup.cpu", [pid 4113] setpgid(0, 0 [pid 4112] close(3 [pid 4111] <... futex resumed>) = 0 [pid 4109] close(3 [pid 4113] <... setpgid resumed>) = 0 [pid 4111] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] <... close resumed>) = 0 [pid 4113] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4109] close(4./strace-static-x86_64: Process 4114 attached [pid 4113] <... symlink resumed>) = 0 [pid 4112] <... close resumed>) = 0 [pid 4109] <... close resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4114] set_robust_list(0x55555684f5e0, 24 [pid 4113] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4112] symlink("/dev/binderfs", "./binderfs" [pid 4109] close(5 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 85 [pid 3612] unlink("./36/cgroup.cpu" [pid 4114] <... set_robust_list resumed>) = 0 [pid 4113] <... symlink resumed>) = 0 [pid 4112] <... symlink resumed>) = 0 [pid 4109] <... close resumed>) = 0 [pid 4114] chdir("./38" [pid 4113] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4112] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(6 [pid 3612] <... unlink resumed>) = 0 [pid 4114] <... chdir resumed>) = 0 [pid 4113] <... symlink resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = 0 [pid 3612] getdents64(3, [pid 4114] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4109] close(7 [pid 4114] <... prctl resumed>) = 0 [pid 4113] <... openat resumed>) = 3 [pid 4112] <... mmap resumed>) = 0x7f6e2575a000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4114] setpgid(0, 0 [pid 4113] write(3, "1000", 4 [pid 4112] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4109] close(8 [pid 3612] close(3 [pid 4114] <... setpgid resumed>) = 0 [pid 4113] <... write resumed>) = 4 [pid 4112] <... mprotect resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4113] close(3 [pid 4109] close(9 [pid 3612] <... close resumed>) = 0 [pid 4114] <... symlink resumed>) = 0 [pid 4113] <... close resumed>) = 0 [pid 4112] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./36" [pid 4114] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4113] symlink("/dev/binderfs", "./binderfs" [pid 4109] close(10./strace-static-x86_64: Process 4115 attached [pid 4114] <... symlink resumed>) = 0 [pid 4113] <... symlink resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 4115] set_robust_list(0x7f6e2577a9e0, 24 [pid 4114] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4113] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] <... clone resumed>, parent_tid=[82], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 82 [pid 4109] close(11 [pid 4115] <... set_robust_list resumed>) = 0 [pid 4114] <... symlink resumed>) = 0 [pid 4113] <... futex resumed>) = 0 [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./37", 0777 [pid 4115] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4112] <... futex resumed>) = 0 [pid 4109] close(12 [pid 4115] <... openat resumed>) = 3 [pid 4113] <... mmap resumed>) = 0x7f6e2575a000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 4114] <... openat resumed>) = 3 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] write(3, "1000", 4 [pid 4113] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] close(13 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4115] <... futex resumed>) = 0 [pid 4114] <... write resumed>) = 4 [pid 4113] <... mprotect resumed>) = 0 [pid 4112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4116 attached [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] close(3 [pid 4113] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(14./strace-static-x86_64: Process 4117 attached [pid 4116] set_robust_list(0x55555684f5e0, 24 [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... close resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4117] set_robust_list(0x7f6e2577a9e0, 24 [pid 4116] <... set_robust_list resumed>) = 0 [pid 4115] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4114] symlink("/dev/binderfs", "./binderfs" [pid 4113] <... clone resumed>, parent_tid=[82], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 82 [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] close(15 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 82 [pid 4117] <... set_robust_list resumed>) = 0 [pid 4116] chdir("./37" [pid 4115] <... openat resumed>) = 4 [pid 4114] <... symlink resumed>) = 0 [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4117] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4116] <... chdir resumed>) = 0 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] <... futex resumed>) = 0 [pid 4109] close(16 [pid 4117] <... openat resumed>) = 3 [pid 4116] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4115] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = 0 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... prctl resumed>) = 0 [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(17 [pid 4117] <... futex resumed>) = 0 [pid 4116] setpgid(0, 0 [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4117] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4116] <... setpgid resumed>) = 0 [pid 4115] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4114] <... mmap resumed>) = 0x7f6e2575a000 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4109] close(18 [pid 4117] <... openat resumed>) = 4 [pid 4116] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4114] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... symlink resumed>) = 0 [pid 4115] <... write resumed>) = 61440 [pid 4114] <... mprotect resumed>) = 0 [pid 4113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] close(19 [pid 4117] <... futex resumed>) = 0 [pid 4116] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4117] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4116] <... symlink resumed>) = 0 [pid 4115] <... futex resumed>) = 1 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(20./strace-static-x86_64: Process 4118 attached [pid 4116] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] set_robust_list(0x7f6e2577a9e0, 24 [pid 4116] <... symlink resumed>) = 0 [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... clone resumed>, parent_tid=[86], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 86 [pid 4112] <... futex resumed>) = 0 [pid 4110] socket(AF_XDP, SOCK_RAW, 0 [pid 4109] close(21 [pid 4108] <... futex resumed>) = 0 [pid 4118] <... set_robust_list resumed>) = 0 [pid 4117] <... write resumed>) = 61440 [pid 4116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4115] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4110] <... socket resumed>) = 6 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... openat resumed>) = 3 [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(22 [pid 4118] <... openat resumed>) = 3 [pid 4117] <... futex resumed>) = 1 [pid 4116] write(3, "1000", 4 [pid 4115] <... mmap resumed>) = 0x20000000 [pid 4114] <... futex resumed>) = 0 [pid 4113] <... futex resumed>) = 0 [pid 4110] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] <... write resumed>) = 4 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] close(23 [pid 4108] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = 0 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] close(3 [pid 4115] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4110] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... futex resumed>) = 0 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4116] <... close resumed>) = 0 [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(24 [pid 4108] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] <... mmap resumed>) = 0x20000000 [pid 4116] symlink("/dev/binderfs", "./binderfs" [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4110] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4118] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... symlink resumed>) = 0 [pid 4115] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4110] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4109] close(25 [pid 4118] <... openat resumed>) = 4 [pid 4117] <... futex resumed>) = 1 [pid 4116] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] <... socket resumed>) = 5 [pid 4113] <... futex resumed>) = 0 [pid 4110] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] <... futex resumed>) = 0 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4110] <... futex resumed>) = 1 [pid 4109] close(26 [pid 4108] <... futex resumed>) = 0 [pid 4118] <... futex resumed>) = 1 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4115] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = 0 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4110] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] close(3 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4116] <... mmap resumed>) = 0x7f6e2575a000 [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(27 [pid 4108] <... close resumed>) = 0 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] <... socket resumed>) = 5 [pid 4116] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] close(4 [pid 4118] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... mprotect resumed>) = 0 [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4109] close(28 [pid 4108] <... close resumed>) = 0 [pid 4117] <... futex resumed>) = 1 [pid 4116] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4113] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] close(5./strace-static-x86_64: Process 4119 attached [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4115] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4109] close(29 [pid 4108] <... close resumed>) = 0 [pid 4119] set_robust_list(0x7f6e2577a9e0, 24 [pid 4118] <... write resumed>) = 61440 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... clone resumed>, parent_tid=[83], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 83 [pid 4113] <... futex resumed>) = 0 [pid 4109] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] close(6 [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4119] <... set_robust_list resumed>) = 0 [pid 4109] exit_group(0 [pid 4108] <... close resumed>) = 0 [pid 4119] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4118] <... futex resumed>) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4114] <... futex resumed>) = 0 [pid 4111] <... futex resumed>) = ? [pid 4109] <... exit_group resumed>) = ? [pid 4108] close(7 [pid 4119] <... openat resumed>) = 3 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4111] +++ exited with 0 +++ [pid 4109] +++ exited with 0 +++ [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... futex resumed>) = 0 [pid 4108] close(8 [pid 4119] <... futex resumed>) = 0 [pid 4118] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4119] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4118] <... mmap resumed>) = 0x20000000 [pid 4116] <... futex resumed>) = 0 [pid 4108] close(9 [pid 3613] restart_syscall(<... resuming interrupted clone ...> [pid 4119] <... openat resumed>) = 4 [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = 1 [pid 4116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] <... futex resumed>) = 0 [pid 4108] close(10 [pid 3613] <... restart_syscall resumed>) = 0 [pid 4119] <... futex resumed>) = 0 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4119] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 [pid 4114] <... futex resumed>) = 0 [pid 4108] close(11 [pid 4118] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4118] <... socket resumed>) = 5 [pid 4108] close(12 [pid 3613] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4119] <... write resumed>) = 61440 [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = 0 [pid 4108] close(13 [pid 3613] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4119] <... futex resumed>) = 1 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] <... futex resumed>) = 0 [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... futex resumed>) = 0 [pid 4108] close(14 [pid 3613] <... openat resumed>) = 3 [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4118] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] fstat(3, [pid 4119] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4117] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4115] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4108] close(15 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4119] <... mmap resumed>) = 0x20000000 [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = 1 [pid 4115] <... futex resumed>) = 0 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4108] close(16 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4119] <... futex resumed>) = 1 [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] <... futex resumed>) = 0 [pid 4115] socket(AF_XDP, SOCK_RAW, 0 [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4118] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] <... socket resumed>) = 6 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4108] close(17 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] <... futex resumed>) = 1 [pid 4117] socket(AF_XDP, SOCK_RAW, 0 [pid 4116] <... futex resumed>) = 0 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... futex resumed>) = 0 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./38/binderfs", [pid 4119] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] <... socket resumed>) = 6 [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4115] <... futex resumed>) = 0 [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4108] close(18 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4119] <... socket resumed>) = 5 [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] <... futex resumed>) = 0 [pid 4112] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./38/binderfs" [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4118] socket(AF_XDP, SOCK_RAW, 0 [pid 4117] <... futex resumed>) = 1 [pid 4115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4113] <... futex resumed>) = 0 [pid 4112] <... futex resumed>) = 0 [pid 4108] close(19 [pid 3613] <... unlink resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 4118] <... socket resumed>) = 6 [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] <... futex resumed>) = 0 [pid 4115] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4113] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4112] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4117] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4115] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4113] <... futex resumed>) = 0 [pid 4108] close(20 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4118] <... futex resumed>) = 1 [pid 4117] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4116] <... futex resumed>) = 0 [pid 4115] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... futex resumed>) = 0 [pid 4113] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./38/memory.events", [pid 4119] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4117] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4108] close(21 [pid 4115] <... futex resumed>) = 1 [pid 4112] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] unlink("./38/memory.events" [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4115] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4112] close(3 [pid 4108] close(22 [pid 4117] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 4117] <... futex resumed>) = 1 [pid 4113] <... futex resumed>) = 0 [pid 4112] <... close resumed>) = 0 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4117] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4113] close(3 [pid 4112] close(4 [pid 4108] close(23 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4118] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4114] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] <... close resumed>) = 0 [pid 4112] <... close resumed>) = 0 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./38/cgroup", [pid 4114] <... futex resumed>) = 0 [pid 4113] close(4 [pid 4112] close(5 [pid 4108] close(24 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4118] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4114] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4113] <... close resumed>) = 0 [pid 4112] <... close resumed>) = 0 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./38/cgroup" [pid 4113] close(5 [pid 4112] close(6 [pid 4108] close(25 [pid 3613] <... unlink resumed>) = 0 [pid 4118] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4113] <... close resumed>) = 0 [pid 4112] <... close resumed>) = 0 [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4118] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] close(6 [pid 4112] close(7 [pid 4108] close(26 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4118] <... futex resumed>) = 1 [pid 4114] <... futex resumed>) = 0 [pid 4113] <... close resumed>) = 0 [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./38/cgroup.net", [pid 4118] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4114] close(3 [pid 4113] close(7 [pid 4112] close(8 [pid 4108] close(27 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4114] <... close resumed>) = 0 [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./38/cgroup.net" [pid 4114] close(4 [pid 4113] close(8 [pid 4112] close(9 [pid 4108] close(28 [pid 3613] <... unlink resumed>) = 0 [pid 4114] <... close resumed>) = 0 [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4114] close(5 [pid 4113] close(9 [pid 4112] close(10 [pid 4108] close(29 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4114] <... close resumed>) = 0 [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4108] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./38/cgroup.cpu", [pid 4114] close(6 [pid 4113] close(10 [pid 4112] close(11 [pid 4108] exit_group(0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4114] <... close resumed>) = 0 [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4110] <... futex resumed>) = ? [pid 4108] <... exit_group resumed>) = ? [pid 3613] unlink("./38/cgroup.cpu" [pid 4114] close(7 [pid 4113] close(11 [pid 4112] close(12 [pid 4110] +++ exited with 0 +++ [pid 4108] +++ exited with 0 +++ [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] <... unlink resumed>) = 0 [pid 4114] close(8 [pid 4113] close(12 [pid 4112] close(13 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3613] getdents64(3, [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... restart_syscall resumed>) = 0 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4119] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4114] close(9 [pid 4113] close(13 [pid 4112] close(14 [pid 3613] close(3 [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4114] close(10 [pid 4113] close(14 [pid 4112] close(15 [pid 3615] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3613] rmdir("./38" [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 [pid 4114] close(11 [pid 4113] close(15 [pid 4112] close(16 [pid 3615] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3613] <... rmdir resumed>) = 0 [pid 4119] socket(AF_XDP, SOCK_RAW, 0 [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... openat resumed>) = 3 [pid 3613] mkdir("./39", 0777 [pid 4119] <... socket resumed>) = 6 [pid 4114] close(12 [pid 4113] close(16 [pid 4112] close(17 [pid 3615] fstat(3, [pid 3613] <... mkdir resumed>) = 0 [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4120 attached [pid 4119] <... futex resumed>) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4114] close(13 [pid 4113] close(17 [pid 4112] close(18 [pid 3615] getdents64(3, [pid 4120] set_robust_list(0x55555684f5e0, 24 [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 90 [pid 4120] <... set_robust_list resumed>) = 0 [pid 4119] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] <... futex resumed>) = 0 [pid 4114] close(14 [pid 4113] close(18 [pid 4112] close(19 [pid 3615] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4120] chdir("./39" [pid 4116] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4119] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4120] <... chdir resumed>) = 0 [pid 4119] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4114] close(15 [pid 4113] close(19 [pid 4112] close(20 [pid 3615] lstat("./37/binderfs", [pid 4120] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4119] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4120] <... prctl resumed>) = 0 [pid 4119] <... futex resumed>) = 1 [pid 4116] <... futex resumed>) = 0 [pid 4114] close(16 [pid 4113] close(20 [pid 4112] close(21 [pid 3615] unlink("./37/binderfs" [pid 4120] setpgid(0, 0 [pid 4119] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4116] close(3 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4120] <... setpgid resumed>) = 0 [pid 4116] <... close resumed>) = 0 [pid 4114] close(17 [pid 4113] close(21 [pid 4112] close(22 [pid 3615] <... unlink resumed>) = 0 [pid 4120] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4116] close(4 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4114] close(18 [pid 4113] close(22 [pid 4112] close(23 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(19 [pid 4113] close(23 [pid 4112] close(24 [pid 4120] <... symlink resumed>) = 0 [pid 4116] <... close resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4120] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4116] close(5 [pid 4114] close(20 [pid 4113] close(24 [pid 4112] close(25 [pid 3615] lstat("./37/memory.events", [pid 4120] <... symlink resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4116] <... close resumed>) = 0 [pid 4120] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4114] close(21 [pid 4116] close(6 [pid 4113] close(25 [pid 4112] close(26 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4120] <... symlink resumed>) = 0 [pid 4116] <... close resumed>) = 0 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./37/memory.events" [pid 4120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4116] close(7 [pid 4114] close(22 [pid 4113] close(26 [pid 4112] close(27 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(23 [pid 4113] close(27 [pid 4112] close(28 [pid 3615] <... unlink resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4120] <... openat resumed>) = 3 [pid 4116] close(8 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4120] write(3, "1000", 4 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(24 [pid 4113] close(28 [pid 4112] close(29 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4120] <... write resumed>) = 4 [pid 4116] close(9 [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./37/cgroup", [pid 4120] close(3 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] close(25 [pid 4113] close(29 [pid 4112] exit_group(0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4120] <... close resumed>) = 0 [pid 4116] close(10 [pid 4115] <... futex resumed>) = ? [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4112] <... exit_group resumed>) = ? [pid 3615] unlink("./37/cgroup" [pid 4120] symlink("/dev/binderfs", "./binderfs" [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4115] +++ exited with 0 +++ [pid 4114] close(26 [pid 4113] exit_group(0 [pid 4112] +++ exited with 0 +++ [pid 4117] <... futex resumed>) = ? [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4113] <... exit_group resumed>) = ? [pid 3615] <... unlink resumed>) = 0 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4120] <... symlink resumed>) = 0 [pid 4117] +++ exited with 0 +++ [pid 4116] close(11 [pid 4114] close(27 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4113] +++ exited with 0 +++ [pid 3615] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4120] <... futex resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4120] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4116] close(12 [pid 4114] close(28 [pid 3615] lstat("./37/cgroup.net", [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4120] <... mmap resumed>) = 0x7f6e2575a000 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] restart_syscall(<... resuming interrupted clone ...> [pid 3610] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4120] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4116] close(13 [pid 4114] close(29 [pid 3615] unlink("./37/cgroup.net" [pid 3611] <... restart_syscall resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4120] <... mprotect resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4120] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4116] close(14 [pid 4114] exit_group(0 [pid 3615] <... unlink resumed>) = 0 [pid 3610] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 4121 attached [pid 4118] <... futex resumed>) = ? [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4114] <... exit_group resumed>) = ? [pid 3615] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] umount2("./36", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4121] set_robust_list(0x7f6e2577a9e0, 24 [pid 4120] <... clone resumed>, parent_tid=[91], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 91 [pid 4118] +++ exited with 0 +++ [pid 4116] close(15 [pid 4114] +++ exited with 0 +++ [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... openat resumed>) = 3 [pid 4121] <... set_robust_list resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./37/cgroup.cpu", [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3611] openat(AT_FDCWD, "./36", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4121] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4120] <... futex resumed>) = 0 [pid 4116] close(16 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] restart_syscall(<... resuming interrupted clone ...> [pid 3611] <... openat resumed>) = 3 [pid 3610] fstat(3, [pid 4121] <... openat resumed>) = 3 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./37/cgroup.cpu" [pid 3614] <... restart_syscall resumed>) = 0 [pid 3611] fstat(3, [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] close(17 [pid 3615] <... unlink resumed>) = 0 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4121] <... futex resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] getdents64(3, [pid 3611] getdents64(3, [pid 3610] getdents64(3, [pid 4121] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4120] <... futex resumed>) = 0 [pid 4116] close(18 [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4121] <... openat resumed>) = 4 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] close(3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4116] close(19 [pid 3615] <... close resumed>) = 0 [pid 3614] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4121] <... futex resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] rmdir("./37" [pid 3614] <... openat resumed>) = 3 [pid 3611] lstat("./36/binderfs", [pid 3610] umount2("./36/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4121] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4120] <... futex resumed>) = 0 [pid 4116] close(20 [pid 3614] fstat(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] unlink("./36/binderfs" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4116] close(21 [pid 3615] mkdir("./38", 0777 [pid 3614] getdents64(3, [pid 3610] lstat("./36/binderfs", [pid 3611] <... unlink resumed>) = 0 [pid 4121] <... write resumed>) = 61440 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] close(22 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./36/binderfs" [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/memory.events", [pid 4121] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3614] lstat("./38/binderfs", [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 ./strace-static-x86_64: Process 4122 attached [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] close(23 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./36/memory.events" [pid 3610] <... unlink resumed>) = 0 [pid 4122] set_robust_list(0x55555684f5e0, 24 [pid 4121] <... futex resumed>) = 0 [pid 4120] <... futex resumed>) = 1 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 89 [pid 3614] unlink("./38/binderfs" [pid 3611] <... unlink resumed>) = 0 [pid 3610] umount2("./36/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4122] <... set_robust_list resumed>) = 0 [pid 4121] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] close(24 [pid 3614] <... unlink resumed>) = 0 [pid 3611] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4122] chdir("./38" [pid 4121] <... mmap resumed>) = 0x20000000 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] <... chdir resumed>) = 0 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] close(25 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup", [pid 4122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./38/memory.events", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] lstat("./36/memory.events", [pid 4122] <... prctl resumed>) = 0 [pid 4121] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] close(26 [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] unlink("./36/cgroup" [pid 4122] setpgid(0, 0 [pid 4121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] <... futex resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] unlink("./38/memory.events" [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4122] <... setpgid resumed>) = 0 [pid 4121] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] close(27 [pid 3614] <... unlink resumed>) = 0 [pid 3611] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] unlink("./36/memory.events" [pid 4122] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4121] <... socket resumed>) = 5 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] <... symlink resumed>) = 0 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4116] close(28 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup.net", [pid 3610] <... unlink resumed>) = 0 [pid 4122] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] lstat("./38/cgroup", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4122] <... symlink resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] unlink("./36/cgroup.net" [pid 3610] umount2("./36/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4122] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4120] <... futex resumed>) = 0 [pid 4116] close(29 [pid 3614] unlink("./38/cgroup" [pid 3611] <... unlink resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] <... symlink resumed>) = 0 [pid 4121] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4116] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 3611] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./36/cgroup", [pid 4122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3614] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4122] <... openat resumed>) = 3 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./36/cgroup.cpu", [pid 4122] write(3, "1000", 4 [pid 3614] lstat("./38/cgroup.net", [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4122] <... write resumed>) = 4 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] unlink("./36/cgroup.cpu" [pid 4122] close(3 [pid 3614] unlink("./38/cgroup.net" [pid 3611] <... unlink resumed>) = 0 [pid 4122] <... close resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 3611] getdents64(3, [pid 4122] symlink("/dev/binderfs", "./binderfs" [pid 3614] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4122] <... symlink resumed>) = 0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] lstat("./38/cgroup.cpu", [pid 3611] <... close resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] rmdir("./36" [pid 4122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3614] unlink("./38/cgroup.cpu" [pid 3611] <... rmdir resumed>) = 0 [pid 4122] <... mmap resumed>) = 0x7f6e2575a000 [pid 3614] <... unlink resumed>) = 0 [pid 3611] mkdir("./37", 0777 [pid 4122] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3614] getdents64(3, [pid 3611] <... mkdir resumed>) = 0 [pid 4122] <... mprotect resumed>) = 0 [pid 4116] exit_group(0 [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 ./strace-static-x86_64: Process 4123 attached [pid 4122] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4121] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4119] <... futex resumed>) = ? [pid 4116] <... exit_group resumed>) = ? [pid 3614] close(3./strace-static-x86_64: Process 4124 attached [pid 4123] set_robust_list(0x55555684f5e0, 24 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4119] +++ exited with 0 +++ [pid 4116] +++ exited with 0 +++ [pid 3614] <... close resumed>) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 83 [pid 3610] unlink("./36/cgroup" [pid 4124] set_robust_list(0x7f6e2577a9e0, 24 [pid 4123] <... set_robust_list resumed>) = 0 [pid 4122] <... clone resumed>, parent_tid=[90], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 90 [pid 3614] rmdir("./38" [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 4124] <... set_robust_list resumed>) = 0 [pid 4123] chdir("./37" [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 3614] <... rmdir resumed>) = 0 [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3610] <... unlink resumed>) = 0 [pid 4124] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4123] <... chdir resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] mkdir("./39", 0777 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] umount2("./36/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4124] <... openat resumed>) = 3 [pid 4123] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4121] socket(AF_XDP, SOCK_RAW, 0 [pid 4120] <... futex resumed>) = 0 [pid 3614] <... mkdir resumed>) = 0 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... prctl resumed>) = 0 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4125 attached [pid 4124] <... futex resumed>) = 0 [pid 4123] setpgid(0, 0 [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] <... socket resumed>) = 6 [pid 3612] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./36/cgroup.net", [pid 4125] set_robust_list(0x55555684f5e0, 24 [pid 4124] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4123] <... setpgid resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 87 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4125] <... set_robust_list resumed>) = 0 [pid 4124] <... openat resumed>) = 4 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4125] chdir("./39" [pid 4123] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 3610] unlink("./36/cgroup.net" [pid 4125] <... chdir resumed>) = 0 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 3612] <... openat resumed>) = 3 [pid 4125] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4124] <... futex resumed>) = 1 [pid 4123] <... symlink resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4120] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3612] fstat(3, [pid 3610] <... unlink resumed>) = 0 [pid 4125] <... prctl resumed>) = 0 [pid 4124] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... futex resumed>) = 0 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] umount2("./36/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4125] setpgid(0, 0 [pid 4124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] <... symlink resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4120] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] getdents64(3, [pid 4125] <... setpgid resumed>) = 0 [pid 4124] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4123] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4125] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4123] <... symlink resumed>) = 0 [pid 3610] lstat("./36/cgroup.cpu", [pid 3612] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4125] <... symlink resumed>) = 0 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./36/cgroup.cpu" [pid 4125] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 3612] lstat("./37/binderfs", [pid 4123] <... openat resumed>) = 3 [pid 3610] <... unlink resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4125] <... symlink resumed>) = 0 [pid 4123] write(3, "1000", 4 [pid 3612] unlink("./37/binderfs" [pid 4125] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4124] <... write resumed>) = 61440 [pid 4123] <... write resumed>) = 4 [pid 3610] getdents64(3, [pid 4125] <... symlink resumed>) = 0 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] close(3 [pid 3612] <... unlink resumed>) = 0 [pid 4125] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4124] <... futex resumed>) = 1 [pid 4123] <... close resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4121] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3612] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4125] <... openat resumed>) = 3 [pid 4124] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4123] symlink("/dev/binderfs", "./binderfs" [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] close(3 [pid 4125] write(3, "1000", 4 [pid 4122] <... futex resumed>) = 0 [pid 4124] <... mmap resumed>) = 0x20000000 [pid 4123] <... symlink resumed>) = 0 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] lstat("./37/memory.events", [pid 4125] <... write resumed>) = 4 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4121] <... futex resumed>) = 1 [pid 4120] <... futex resumed>) = 0 [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] <... close resumed>) = 0 [pid 4125] close(3 [pid 4124] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4121] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] close(3 [pid 3612] unlink("./37/memory.events" [pid 3610] rmdir("./36" [pid 4125] <... close resumed>) = 0 [pid 4124] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4122] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = 0 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(4) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4120] close(5 [pid 4125] symlink("/dev/binderfs", "./binderfs" [pid 4123] <... mmap resumed>) = 0x7f6e2575a000 [pid 4120] <... close resumed>) = 0 [pid 3610] <... rmdir resumed>) = 0 [pid 4124] <... socket resumed>) = 5 [pid 4120] close(6 [pid 3612] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4125] <... symlink resumed>) = 0 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4120] <... close resumed>) = 0 [pid 3610] mkdir("./37", 0777 [pid 4125] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = 1 [pid 4123] <... mprotect resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 4120] close(7 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4125] <... futex resumed>) = 0 [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... mkdir resumed>) = 0 [pid 4125] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4123] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4122] <... futex resumed>) = 0 [pid 4120] close(8 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4125] <... mmap resumed>) = 0x7f6e2575a000 [pid 4120] close(9./strace-static-x86_64: Process 4126 attached [pid 4125] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./37/cgroup", [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4126] set_robust_list(0x7f6e2577a9e0, 24 [pid 4125] <... mprotect resumed>) = 0 [pid 4124] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4123] <... clone resumed>, parent_tid=[84], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 84 [pid 4120] close(10 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4126] <... set_robust_list resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4120] close(11./strace-static-x86_64: Process 4127 attached [pid 4125] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./37/cgroup" [pid 4127] set_robust_list(0x55555684f5e0, 24 [pid 4120] close(12 [pid 4127] <... set_robust_list resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] chdir("./37" [pid 4120] close(13 [pid 4127] <... chdir resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4120] close(14./strace-static-x86_64: Process 4128 attached [pid 4127] <... prctl resumed>) = 0 [pid 4126] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 1 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 83 [pid 4128] set_robust_list(0x7f6e2577a9e0, 24 [pid 4127] setpgid(0, 0 [pid 4126] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4125] <... clone resumed>, parent_tid=[88], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 88 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(15 [pid 3612] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4128] <... set_robust_list resumed>) = 0 [pid 4127] <... setpgid resumed>) = 0 [pid 4126] <... openat resumed>) = 3 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4128] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4127] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = 0 [pid 4120] close(16 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4128] <... openat resumed>) = 3 [pid 4127] <... symlink resumed>) = 0 [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./37/cgroup.net", [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(17 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4128] <... futex resumed>) = 0 [pid 4127] <... symlink resumed>) = 0 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./37/cgroup.net" [pid 4128] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4127] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4126] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4125] <... futex resumed>) = 0 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(18 [pid 4128] <... openat resumed>) = 4 [pid 4127] <... symlink resumed>) = 0 [pid 4126] <... openat resumed>) = 4 [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4120] close(19 [pid 3612] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4128] <... futex resumed>) = 0 [pid 4127] <... openat resumed>) = 3 [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4128] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4127] write(3, "1000", 4 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] <... futex resumed>) = 0 [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(20 [pid 3612] lstat("./37/cgroup.cpu", [pid 4127] <... write resumed>) = 4 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4127] close(3 [pid 4126] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(21 [pid 3612] unlink("./37/cgroup.cpu" [pid 4128] <... write resumed>) = 61440 [pid 4127] <... close resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] symlink("/dev/binderfs", "./binderfs" [pid 4120] close(22 [pid 3612] <... unlink resumed>) = 0 [pid 4128] <... futex resumed>) = 1 [pid 4127] <... symlink resumed>) = 0 [pid 4126] <... write resumed>) = 61440 [pid 4125] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(23 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] <... futex resumed>) = 0 [pid 4126] <... futex resumed>) = 1 [pid 4125] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 4128] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(24 [pid 4128] <... mmap resumed>) = 0x20000000 [pid 4127] <... mmap resumed>) = 0x7f6e2575a000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... close resumed>) = 0 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4126] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(25 [pid 3612] rmdir("./37" [pid 4128] <... futex resumed>) = 1 [pid 4127] <... mprotect resumed>) = 0 [pid 4126] <... mmap resumed>) = 0x20000000 [pid 4125] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(26 [pid 3612] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 4129 attached [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] <... futex resumed>) = 1 [pid 4125] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./38", 0777 [pid 4129] set_robust_list(0x7f6e2577a9e0, 24 [pid 4128] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4127] <... clone resumed>, parent_tid=[84], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 84 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] close(27 [pid 4129] <... set_robust_list resumed>) = 0 [pid 4128] <... socket resumed>) = 5 [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4123] <... futex resumed>) = 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... mkdir resumed>) = 0 [pid 4129] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... futex resumed>) = 0 [pid 4126] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4120] close(28 [pid 4122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4129] <... openat resumed>) = 3 [pid 4128] <... futex resumed>) = 1 [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] <... socket resumed>) = 5 [pid 4125] <... futex resumed>) = 0 [pid 4122] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... futex resumed>) = 0 [pid 4120] close(29./strace-static-x86_64: Process 4130 attached [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 0 [pid 4122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4120] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] set_robust_list(0x55555684f5e0, 24 [pid 4129] <... futex resumed>) = 1 [pid 4128] <... futex resumed>) = 0 [pid 4127] <... futex resumed>) = 0 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] <... futex resumed>) = 1 [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] <... mmap resumed>) = 0x7f6e25739000 [pid 4120] exit_group(0 [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 84 [pid 4130] <... set_robust_list resumed>) = 0 [pid 4129] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 0 [pid 4128] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4122] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4121] <... futex resumed>) = ? [pid 4120] <... exit_group resumed>) = ? [pid 4130] chdir("./38" [pid 4129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4128] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4127] <... futex resumed>) = 0 [pid 4126] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4124] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4122] <... mprotect resumed>) = 0 [pid 4121] +++ exited with 0 +++ [pid 4120] +++ exited with 0 +++ [pid 4130] <... chdir resumed>) = 0 [pid 4129] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- ./strace-static-x86_64: Process 4131 attached [pid 4130] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4129] <... openat resumed>) = 4 [pid 4128] <... futex resumed>) = 1 [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = 0 [pid 4124] <... futex resumed>) = 0 [pid 4131] set_robust_list(0x7f6e257599e0, 24 [pid 4130] <... prctl resumed>) = 0 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4123] <... futex resumed>) = 0 [pid 4122] <... clone resumed>, parent_tid=[91], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 91 [pid 4131] <... set_robust_list resumed>) = 0 [pid 4130] setpgid(0, 0 [pid 4129] <... futex resumed>) = 1 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] <... futex resumed>) = 0 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] <... futex resumed>) = 0 [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4122] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4131] socket(AF_XDP, SOCK_RAW, 0 [pid 4130] <... setpgid resumed>) = 0 [pid 4129] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] socket(AF_XDP, SOCK_RAW, 0 [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4131] <... socket resumed>) = 6 [pid 4130] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4128] <... socket resumed>) = 6 [pid 4127] <... futex resumed>) = 0 [pid 4126] socket(AF_XDP, SOCK_RAW, 0 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4122] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4131] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4130] <... symlink resumed>) = 0 [pid 4129] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4126] <... socket resumed>) = 6 [pid 4122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] <... openat resumed>) = 3 [pid 4131] <... futex resumed>) = 0 [pid 4130] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4128] <... futex resumed>) = 1 [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... futex resumed>) = 0 [pid 4122] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] fstat(3, [pid 4131] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4126] <... futex resumed>) = 1 [pid 4125] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] <... futex resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4122] <... futex resumed>) = 1 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4130] <... symlink resumed>) = 0 [pid 4128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] <... futex resumed>) = 0 [pid 4122] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] getdents64(3, [pid 4130] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4129] <... write resumed>) = 61440 [pid 4128] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4124] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4123] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4130] <... symlink resumed>) = 0 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4129] <... futex resumed>) = 1 [pid 4127] <... futex resumed>) = 0 [pid 4124] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] <... openat resumed>) = 3 [pid 4129] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4128] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4124] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... futex resumed>) = 0 [pid 3613] lstat("./39/binderfs", [pid 4130] write(3, "1000", 4 [pid 4129] <... mmap resumed>) = 0x20000000 [pid 4128] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... futex resumed>) = 0 [pid 4126] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4124] <... futex resumed>) = 1 [pid 4123] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4122] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4130] <... write resumed>) = 4 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4128] <... futex resumed>) = 1 [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... futex resumed>) = 0 [pid 4126] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4124] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4122] close(3 [pid 3613] unlink("./39/binderfs" [pid 4130] close(3 [pid 4129] <... futex resumed>) = 0 [pid 4128] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(3 [pid 4122] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4130] <... close resumed>) = 0 [pid 4129] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] <... futex resumed>) = 1 [pid 4125] <... close resumed>) = 0 [pid 4123] <... futex resumed>) = 0 [pid 4122] close(4 [pid 3613] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4130] symlink("/dev/binderfs", "./binderfs" [pid 4129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4127] <... futex resumed>) = 0 [pid 4126] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4125] close(4 [pid 4123] close(3 [pid 4122] <... close resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] <... symlink resumed>) = 0 [pid 4129] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... close resumed>) = 0 [pid 4123] <... close resumed>) = 0 [pid 4122] close(5 [pid 3613] lstat("./39/memory.events", [pid 4130] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] <... socket resumed>) = 5 [pid 4125] close(5 [pid 4123] close(4 [pid 4122] <... close resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4130] <... futex resumed>) = 0 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... close resumed>) = 0 [pid 4123] <... close resumed>) = 0 [pid 4122] close(6 [pid 3613] unlink("./39/memory.events" [pid 4130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4129] <... futex resumed>) = 1 [pid 4127] <... futex resumed>) = 0 [pid 4125] close(6 [pid 4123] close(5 [pid 4122] <... close resumed>) = 0 [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... unlink resumed>) = 0 [pid 4130] <... mmap resumed>) = 0x7f6e2575a000 [pid 4127] <... futex resumed>) = 0 [pid 4122] close(7 [pid 3613] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4130] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... close resumed>) = 0 [pid 4123] <... close resumed>) = 0 [pid 4129] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4130] <... mprotect resumed>) = 0 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4125] close(7 [pid 4122] close(8 [pid 3613] lstat("./39/cgroup", ./strace-static-x86_64: Process 4132 attached [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] set_robust_list(0x7f6e2577a9e0, 24 [pid 4130] <... clone resumed>, parent_tid=[85], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 85 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4132] <... set_robust_list resumed>) = 0 [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3613] unlink("./39/cgroup" [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(8 [pid 4122] close(9 [pid 4132] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 4132] <... openat resumed>) = 3 [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] close(10 [pid 3613] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] close(9 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] <... futex resumed>) = 0 [pid 4130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] close(11 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(10 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./39/cgroup.net", [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(6 [pid 4122] close(12 [pid 4132] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] close(11 [pid 4123] <... close resumed>) = 0 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4132] <... openat resumed>) = 4 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(7 [pid 4122] close(13 [pid 3613] unlink("./39/cgroup.net" [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(12 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(8 [pid 4122] close(14 [pid 3613] <... unlink resumed>) = 0 [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(13 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(9 [pid 4122] close(15 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4132] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] close(14 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./39/cgroup.cpu", [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(10 [pid 4122] close(16 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4125] close(15 [pid 4123] close(11 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./39/cgroup.cpu" [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] close(17 [pid 4123] close(12) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 4123] close(13) = -1 EBADF (Bad file descriptor) [pid 4125] close(16 [pid 4123] close(14 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] getdents64(3, [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] <... write resumed>) = 61440 [pid 4125] close(17 [pid 4123] close(15 [pid 4122] close(18 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] close(3 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4125] close(18 [pid 4123] close(16 [pid 4122] close(19 [pid 3613] <... close resumed>) = 0 [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] rmdir("./39" [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4125] close(19 [pid 4123] close(17 [pid 4122] close(20 [pid 4132] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] <... mmap resumed>) = 0x20000000 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(18 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(20 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] close(21 [pid 3613] mkdir("./40", 0777 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(19 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... mkdir resumed>) = 0 [pid 4122] close(22 [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4125] close(21 [pid 4123] close(20 [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4132] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] close(23 [pid 4132] <... socket resumed>) = 5 [pid 4123] close(21./strace-static-x86_64: Process 4133 attached [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(22 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] set_robust_list(0x55555684f5e0, 24 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(22 [pid 4122] close(24 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 92 [pid 4133] <... set_robust_list resumed>) = 0 [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(23 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] chdir("./40" [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(23 [pid 4122] close(25 [pid 4133] <... chdir resumed>) = 0 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4125] close(24 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4132] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(24 [pid 4122] close(26 [pid 4133] <... prctl resumed>) = 0 [pid 4129] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4127] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4125] close(25 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] setpgid(0, 0 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(25 [pid 4122] close(27 [pid 4133] <... setpgid resumed>) = 0 [pid 4129] <... futex resumed>) = 0 [pid 4127] <... futex resumed>) = 0 [pid 4125] close(26 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4129] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(26 [pid 4122] close(28 [pid 4133] <... symlink resumed>) = 0 [pid 4127] <... mmap resumed>) = 0x7f6e25739000 [pid 4125] close(27 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4127] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(27 [pid 4122] close(29 [pid 4133] <... symlink resumed>) = 0 [pid 4127] <... mprotect resumed>) = 0 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4133] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4127] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4123] close(28./strace-static-x86_64: Process 4134 attached [pid 4133] <... symlink resumed>) = 0 [pid 4125] close(28 [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4134] set_robust_list(0x7f6e257599e0, 24 [pid 4133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4127] <... clone resumed>, parent_tid=[85], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 85 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4123] close(29 [pid 4122] exit_group(0 [pid 4134] <... set_robust_list resumed>) = 0 [pid 4133] <... openat resumed>) = 3 [pid 4131] <... futex resumed>) = ? [pid 4127] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4125] close(29 [pid 4124] <... futex resumed>) = ? [pid 4123] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4122] <... exit_group resumed>) = ? [pid 4134] socket(AF_XDP, SOCK_RAW, 0 [pid 4133] write(3, "1000", 4 [pid 4131] +++ exited with 0 +++ [pid 4127] <... futex resumed>) = 0 [pid 4125] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4124] +++ exited with 0 +++ [pid 4123] exit_group(0 [pid 4134] <... socket resumed>) = 6 [pid 4133] <... write resumed>) = 4 [pid 4127] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4123] <... exit_group resumed>) = ? [pid 4134] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(3 [pid 4127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4126] <... futex resumed>) = ? [pid 4125] exit_group(0 [pid 4122] +++ exited with 0 +++ [pid 4134] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = 0 [pid 4127] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4134] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] symlink("/dev/binderfs", "./binderfs" [pid 4127] <... futex resumed>) = 1 [pid 4133] <... symlink resumed>) = 0 [pid 4127] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4126] +++ exited with 0 +++ [pid 4125] <... exit_group resumed>) = ? [pid 4123] +++ exited with 0 +++ [pid 4128] <... futex resumed>) = ? [pid 4133] <... futex resumed>) = 0 [pid 4133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4133] <... mmap resumed>) = 0x7f6e2575a000 [pid 3611] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4133] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4133] <... mprotect resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4133] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4129] <... futex resumed>) = 0 [pid 4128] +++ exited with 0 +++ [pid 4125] +++ exited with 0 +++ [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3611] <... openat resumed>) = 3 ./strace-static-x86_64: Process 4135 attached [pid 3615] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3611] fstat(3, [pid 4135] set_robust_list(0x7f6e2577a9e0, 24 [pid 4133] <... clone resumed>, parent_tid=[93], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 93 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4135] <... set_robust_list resumed>) = 0 [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] getdents64(3, [pid 4135] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4133] <... futex resumed>) = 0 [pid 4129] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3615] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4135] <... openat resumed>) = 3 [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3615] <... openat resumed>) = 3 [pid 3611] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4129] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] fstat(3, [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4135] <... futex resumed>) = 0 [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4129] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./37/binderfs", [pid 4135] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4133] <... futex resumed>) = 0 [pid 4129] <... futex resumed>) = 1 [pid 4127] <... futex resumed>) = 0 [pid 3615] getdents64(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4135] <... openat resumed>) = 4 [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4129] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4127] close(3 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] unlink("./37/binderfs" [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4132] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4127] <... close resumed>) = 0 [pid 3615] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... openat resumed>) = 3 [pid 3611] <... unlink resumed>) = 0 [pid 4135] <... futex resumed>) = 0 [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] close(4 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] fstat(3, [pid 3611] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4135] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = 0 [pid 3615] lstat("./38/binderfs", [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] close(5 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] getdents64(3, [pid 3611] lstat("./37/memory.events", [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = 0 [pid 3615] unlink("./38/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4132] socket(AF_XDP, SOCK_RAW, 0 [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] unlink("./37/memory.events" [pid 4135] <... write resumed>) = 61440 [pid 4132] <... socket resumed>) = 6 [pid 4127] close(6 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... close resumed>) = 0 [pid 3615] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4127] close(7 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/binderfs", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4135] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./38/memory.events", [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] lstat("./37/cgroup", [pid 4135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4130] <... futex resumed>) = 0 [pid 4127] close(8 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3614] unlink("./39/binderfs" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4135] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4130] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./38/memory.events" [pid 3614] <... unlink resumed>) = 0 [pid 3611] unlink("./37/cgroup" [pid 4135] <... mmap resumed>) = 0x20000000 [pid 4132] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4127] close(9 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... unlink resumed>) = 0 [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4132] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4127] close(10 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/memory.events", [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4135] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./38/cgroup", [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] lstat("./37/cgroup.net", [pid 4135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... futex resumed>) = 0 [pid 4132] <... futex resumed>) = 1 [pid 4130] <... futex resumed>) = 0 [pid 4127] close(11 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] unlink("./39/memory.events" [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4135] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4132] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4130] close(3 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./38/cgroup" [pid 3614] <... unlink resumed>) = 0 [pid 4135] <... socket resumed>) = 5 [pid 4130] <... close resumed>) = 0 [pid 4127] close(12 [pid 3615] <... unlink resumed>) = 0 [pid 3614] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./37/cgroup.net" [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4130] close(4 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4130] <... close resumed>) = 0 [pid 4127] close(13 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] lstat("./39/cgroup", [pid 3611] <... unlink resumed>) = 0 [pid 4135] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4130] close(5 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./38/cgroup.net", [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3611] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... futex resumed>) = 0 [pid 4130] <... close resumed>) = 0 [pid 4127] close(14 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] unlink("./39/cgroup" [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4130] close(6 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] <... close resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./38/cgroup.net" [pid 3611] lstat("./37/cgroup.cpu", [pid 4130] close(7 [pid 3615] <... unlink resumed>) = 0 [pid 3614] <... unlink resumed>) = 0 [pid 4127] close(15 [pid 4135] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4130] close(8) = -1 EBADF (Bad file descriptor) [pid 4127] close(16 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./37/cgroup.cpu" [pid 4130] close(9 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./38/cgroup.cpu", [pid 3614] lstat("./39/cgroup.net", [pid 3611] <... unlink resumed>) = 0 [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] close(17 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] getdents64(3, [pid 4130] close(10 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] unlink("./38/cgroup.cpu" [pid 3614] unlink("./39/cgroup.net" [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] close(18 [pid 4130] close(11 [pid 3615] <... unlink resumed>) = 0 [pid 3611] close(3 [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 4130] close(12 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... close resumed>) = 0 [pid 3615] getdents64(3, [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] close(19 [pid 3614] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] rmdir("./37" [pid 4130] close(13 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] close(14 [pid 3611] <... rmdir resumed>) = 0 [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] close(20 [pid 3615] close(3 [pid 3614] lstat("./39/cgroup.cpu", [pid 3611] mkdir("./38", 0777 [pid 4130] close(15 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4135] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] close(21 [pid 3615] rmdir("./38" [pid 3614] unlink("./39/cgroup.cpu" [pid 3611] <... mkdir resumed>) = 0 [pid 4130] close(16) = -1 EBADF (Bad file descriptor) [pid 4130] close(17) = -1 EBADF (Bad file descriptor) [pid 4130] close(18) = -1 EBADF (Bad file descriptor) [pid 4130] close(19) = -1 EBADF (Bad file descriptor) [pid 4130] close(20) = -1 EBADF (Bad file descriptor) [pid 4130] close(21) = -1 EBADF (Bad file descriptor) [pid 4130] close(22) = -1 EBADF (Bad file descriptor) [pid 4130] close(23) = -1 EBADF (Bad file descriptor) [pid 4130] close(24) = -1 EBADF (Bad file descriptor) [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4130] close(25) = -1 EBADF (Bad file descriptor) [pid 4130] close(26) = -1 EBADF (Bad file descriptor) [pid 4130] close(27) = -1 EBADF (Bad file descriptor) [pid 4130] close(28) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 4130] close(29 [pid 4127] close(22 [pid 3614] <... unlink resumed>) = 0 [pid 3615] mkdir("./39", 0777 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4130] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 4130] exit_group(0 [pid 4132] <... futex resumed>) = ? [pid 4130] <... exit_group resumed>) = ? [pid 3615] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 4136 attached [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4132] +++ exited with 0 +++ [pid 4130] +++ exited with 0 +++ [pid 4127] close(23 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4136] set_robust_list(0x55555684f5e0, 24 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] close(3 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3612] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 4137 attached [pid 4127] close(24 [pid 3612] fstat(3, [pid 3614] <... close resumed>) = 0 [pid 4137] set_robust_list(0x55555684f5e0, 24 [pid 4136] <... set_robust_list resumed>) = 0 [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 92 [pid 3614] rmdir("./39" [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 85 [pid 4137] <... set_robust_list resumed>) = 0 [pid 4136] chdir("./38" [pid 4127] close(25 [pid 3612] getdents64(3, [pid 4137] chdir("./39" [pid 4136] <... chdir resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... rmdir resumed>) = 0 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4137] <... chdir resumed>) = 0 [pid 4136] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4135] socket(AF_XDP, SOCK_RAW, 0 [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] close(26 [pid 3614] mkdir("./40", 0777 [pid 3612] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4137] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4136] <... prctl resumed>) = 0 [pid 4133] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4137] <... prctl resumed>) = 0 [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4127] close(27 [pid 3614] <... mkdir resumed>) = 0 [pid 3612] lstat("./38/binderfs", [pid 4137] setpgid(0, 0 [pid 4136] setpgid(0, 0 [pid 4135] <... socket resumed>) = 6 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4137] <... setpgid resumed>) = 0 [pid 4136] <... setpgid resumed>) = 0 [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] close(28 [pid 3612] unlink("./38/binderfs" [pid 4137] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 3612] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 4138 attached [pid 4137] <... symlink resumed>) = 0 [pid 4136] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4138] set_robust_list(0x55555684f5e0, 24 [pid 4137] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4136] <... symlink resumed>) = 0 [pid 4138] <... set_robust_list resumed>) = 0 [pid 4137] <... symlink resumed>) = 0 [pid 4136] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4135] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4133] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4127] close(29 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 89 [pid 3612] lstat("./38/memory.events", [pid 4138] chdir("./40" [pid 4137] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4136] <... symlink resumed>) = 0 [pid 4133] <... futex resumed>) = 0 [pid 4127] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4138] <... chdir resumed>) = 0 [pid 4137] <... symlink resumed>) = 0 [pid 4136] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4133] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4127] exit_group(0 [pid 3612] unlink("./38/memory.events" [pid 4138] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4137] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4136] <... symlink resumed>) = 0 [pid 4134] <... futex resumed>) = ? [pid 4129] <... futex resumed>) = ? [pid 4127] <... exit_group resumed>) = ? [pid 3612] <... unlink resumed>) = 0 [pid 4138] <... prctl resumed>) = 0 [pid 4137] <... openat resumed>) = 3 [pid 4136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4135] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4134] +++ exited with 0 +++ [pid 4129] +++ exited with 0 +++ [pid 3612] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4138] setpgid(0, 0 [pid 4137] write(3, "1000", 4 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4138] <... setpgid resumed>) = 0 [pid 4137] <... write resumed>) = 4 [pid 3612] lstat("./38/cgroup", [pid 4127] +++ exited with 0 +++ [pid 4138] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4137] close(3 [pid 4136] <... openat resumed>) = 3 [pid 4135] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4138] <... symlink resumed>) = 0 [pid 4137] <... close resumed>) = 0 [pid 4136] write(3, "1000", 4 [pid 4135] <... futex resumed>) = 1 [pid 4133] <... futex resumed>) = 0 [pid 3612] unlink("./38/cgroup" [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4138] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4137] symlink("/dev/binderfs", "./binderfs" [pid 4136] <... write resumed>) = 4 [pid 4135] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] close(3 [pid 3612] <... unlink resumed>) = 0 [pid 3610] umount2("./37", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4138] <... symlink resumed>) = 0 [pid 4137] <... symlink resumed>) = 0 [pid 4136] close(3 [pid 4133] <... close resumed>) = 0 [pid 3612] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4138] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4137] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... close resumed>) = 0 [pid 4133] close(4 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] openat(AT_FDCWD, "./37", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4138] <... symlink resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4136] symlink("/dev/binderfs", "./binderfs" [pid 4133] <... close resumed>) = 0 [pid 3612] lstat("./38/cgroup.net", [pid 3610] <... openat resumed>) = 3 [pid 4138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4136] <... symlink resumed>) = 0 [pid 4133] close(5 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] fstat(3, [pid 4138] <... openat resumed>) = 3 [pid 4137] <... mmap resumed>) = 0x7f6e2575a000 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] <... close resumed>) = 0 [pid 3612] unlink("./38/cgroup.net" [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4138] write(3, "1000", 4 [pid 4137] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4136] <... futex resumed>) = 0 [pid 4133] close(6 [pid 3612] <... unlink resumed>) = 0 [pid 3610] getdents64(3, [pid 4138] <... write resumed>) = 4 [pid 4137] <... mprotect resumed>) = 0 [pid 4136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4133] <... close resumed>) = 0 [pid 3612] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4138] close(3 [pid 4137] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4136] <... mmap resumed>) = 0x7f6e2575a000 [pid 4133] close(7 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] umount2("./37/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4139 attached [pid 4138] <... close resumed>) = 0 [pid 4136] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./38/cgroup.cpu", [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4139] set_robust_list(0x7f6e2577a9e0, 24 [pid 4138] symlink("/dev/binderfs", "./binderfs" [pid 4137] <... clone resumed>, parent_tid=[93], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 93 [pid 4136] <... mprotect resumed>) = 0 [pid 4133] close(8 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3610] lstat("./37/binderfs", [pid 4139] <... set_robust_list resumed>) = 0 [pid 4138] <... symlink resumed>) = 0 [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./38/cgroup.cpu" [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 ./strace-static-x86_64: Process 4140 attached [pid 4139] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4138] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] <... futex resumed>) = 0 [pid 4133] close(9 [pid 3612] <... unlink resumed>) = 0 [pid 3610] unlink("./37/binderfs" [pid 4140] set_robust_list(0x7f6e2577a9e0, 24 [pid 4139] <... openat resumed>) = 3 [pid 4138] <... futex resumed>) = 0 [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... clone resumed>, parent_tid=[86], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 86 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3610] <... unlink resumed>) = 0 [pid 4140] <... set_robust_list resumed>) = 0 [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(10 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] umount2("./37/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4140] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4139] <... futex resumed>) = 0 [pid 4138] <... mmap resumed>) = 0x7f6e2575a000 [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4140] <... openat resumed>) = 3 [pid 4139] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4138] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4137] <... futex resumed>) = 0 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(11 [pid 3612] <... close resumed>) = 0 [pid 3610] lstat("./37/memory.events", [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] <... openat resumed>) = 4 [pid 4138] <... mprotect resumed>) = 0 [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] rmdir("./38" [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4140] <... futex resumed>) = 0 [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(12 [pid 3612] <... rmdir resumed>) = 0 [pid 3610] unlink("./37/memory.events"./strace-static-x86_64: Process 4141 attached [pid 4140] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4139] <... futex resumed>) = 0 [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] mkdir("./39", 0777 [pid 3610] <... unlink resumed>) = 0 [pid 4141] set_robust_list(0x7f6e2577a9e0, 24 [pid 4140] <... openat resumed>) = 4 [pid 4139] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4138] <... clone resumed>, parent_tid=[90], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 90 [pid 4137] <... futex resumed>) = 0 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(13 [pid 3612] <... mkdir resumed>) = 0 [pid 3610] umount2("./37/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4141] <... set_robust_list resumed>) = 0 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4142 attached [pid 4141] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4140] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = 0 [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(14 [pid 3610] lstat("./37/cgroup", [pid 4142] set_robust_list(0x55555684f5e0, 24 [pid 4141] <... openat resumed>) = 3 [pid 4140] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4139] <... write resumed>) = 61440 [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 86 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4142] <... set_robust_list resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(15 [pid 3610] unlink("./37/cgroup" [pid 4142] chdir("./39" [pid 4141] <... futex resumed>) = 0 [pid 4140] <... write resumed>) = 61440 [pid 4139] <... futex resumed>) = 1 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4142] <... chdir resumed>) = 0 [pid 4141] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... futex resumed>) = 0 [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(16 [pid 3610] umount2("./37/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4141] <... openat resumed>) = 4 [pid 4140] <... futex resumed>) = 1 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4142] <... prctl resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4139] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(17 [pid 3610] lstat("./37/cgroup.net", [pid 4142] setpgid(0, 0 [pid 4141] <... futex resumed>) = 0 [pid 4140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4139] <... mmap resumed>) = 0x20000000 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4142] <... setpgid resumed>) = 0 [pid 4141] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4140] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = 0 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(18 [pid 3610] unlink("./37/cgroup.net" [pid 4142] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4140] <... mmap resumed>) = 0x20000000 [pid 4139] <... futex resumed>) = 1 [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4142] <... symlink resumed>) = 0 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(19 [pid 3610] umount2("./37/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4142] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4141] <... write resumed>) = 61440 [pid 4140] <... futex resumed>) = 1 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4142] <... symlink resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4139] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(20 [pid 3610] lstat("./37/cgroup.cpu", [pid 4142] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4141] <... futex resumed>) = 1 [pid 4140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4139] <... socket resumed>) = 5 [pid 4138] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4142] <... symlink resumed>) = 0 [pid 4141] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4140] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(21 [pid 3610] unlink("./37/cgroup.cpu" [pid 4142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4141] <... mmap resumed>) = 0x20000000 [pid 4140] <... socket resumed>) = 5 [pid 4139] <... futex resumed>) = 1 [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... unlink resumed>) = 0 [pid 4142] <... openat resumed>) = 3 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(22 [pid 3610] getdents64(3, [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] write(3, "1000", 4 [pid 4140] <... futex resumed>) = 1 [pid 4139] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4141] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4137] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4142] <... write resumed>) = 4 [pid 4141] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(23 [pid 3610] close(3 [pid 4142] close(3 [pid 4141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4139] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4138] <... futex resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... close resumed>) = 0 [pid 4142] <... close resumed>) = 0 [pid 4141] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4133] close(24 [pid 4142] symlink("/dev/binderfs", "./binderfs" [pid 4141] <... socket resumed>) = 5 [pid 4140] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] rmdir("./37" [pid 4142] <... symlink resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(25 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = 0 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4133] close(26 [pid 4142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... mmap resumed>) = 0x7f6e2575a000 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] close(27 [pid 3610] <... rmdir resumed>) = 0 [pid 4142] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4141] <... futex resumed>) = 0 [pid 4138] <... futex resumed>) = 1 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] mkdir("./38", 0777 [pid 4142] <... mprotect resumed>) = 0 [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4133] close(28 [pid 4142] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4141] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 4143 attached [pid 4133] close(29 [pid 4143] set_robust_list(0x7f6e2577a9e0, 24 [pid 4142] <... clone resumed>, parent_tid=[87], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 87 [pid 4133] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4143] <... set_robust_list resumed>) = 0 [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4133] exit_group(0 [pid 4143] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4142] <... futex resumed>) = 0 [pid 4135] <... futex resumed>) = ? [pid 4133] <... exit_group resumed>) = ? [pid 4143] <... openat resumed>) = 3 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4135] +++ exited with 0 +++ [pid 4133] +++ exited with 0 +++ [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4143] <... futex resumed>) = 0 [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 4144 attached [pid 4143] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4142] <... futex resumed>) = 0 [pid 3613] <... restart_syscall resumed>) = 0 [pid 4144] set_robust_list(0x55555684f5e0, 24 [pid 4143] <... openat resumed>) = 4 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 86 [pid 4144] <... set_robust_list resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] chdir("./38" [pid 4143] <... futex resumed>) = 0 [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4144] <... chdir resumed>) = 0 [pid 4143] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4142] <... futex resumed>) = 0 [pid 4139] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4137] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4144] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4144] <... prctl resumed>) = 0 [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... openat resumed>) = 3 [pid 4144] setpgid(0, 0 [pid 4143] <... write resumed>) = 61440 [pid 4139] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 3613] fstat(3, [pid 4144] <... setpgid resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4139] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4137] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4144] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 4143] <... futex resumed>) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4137] <... mmap resumed>) = 0x7f6e25739000 [pid 3613] getdents64(3, [pid 4144] <... symlink resumed>) = 0 [pid 4143] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = 1 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = 0 [pid 4137] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4144] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] <... futex resumed>) = 1 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] <... mprotect resumed>) = 0 [pid 4136] <... futex resumed>) = 0 [pid 3613] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4144] <... symlink resumed>) = 0 [pid 4143] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... futex resumed>) = 0 [pid 4137] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4145 attached [pid 4144] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4143] <... mmap resumed>) = 0x20000000 [pid 4141] socket(AF_XDP, SOCK_RAW, 0 [pid 4140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... futex resumed>) = 0 [pid 3613] lstat("./40/binderfs", [pid 4145] set_robust_list(0x7f6e257599e0, 24 [pid 4144] <... symlink resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... socket resumed>) = 6 [pid 4140] socket(AF_XDP, SOCK_RAW, 0 [pid 4137] <... clone resumed>, parent_tid=[94], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 94 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4145] <... set_robust_list resumed>) = 0 [pid 4144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4143] <... futex resumed>) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... socket resumed>) = 6 [pid 4137] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./40/binderfs" [pid 4145] socket(AF_XDP, SOCK_RAW, 0 [pid 4144] <... openat resumed>) = 3 [pid 4143] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = 1 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4145] <... socket resumed>) = 6 [pid 4144] write(3, "1000", 4 [pid 4143] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] <... futex resumed>) = 1 [pid 4138] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4137] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4136] <... futex resumed>) = 0 [pid 3613] umount2("./40/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4145] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... write resumed>) = 4 [pid 4143] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4141] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4136] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4145] <... futex resumed>) = 0 [pid 4144] close(3 [pid 4143] <... socket resumed>) = 5 [pid 4140] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4137] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4136] <... futex resumed>) = 0 [pid 3613] lstat("./40/memory.events", [pid 4141] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4145] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] <... close resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4140] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4139] <... futex resumed>) = 0 [pid 4137] <... futex resumed>) = 1 [pid 4136] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4144] symlink("/dev/binderfs", "./binderfs" [pid 4143] <... futex resumed>) = 1 [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4137] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] unlink("./40/memory.events" [pid 4144] <... symlink resumed>) = 0 [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4141] <... futex resumed>) = 1 [pid 4140] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4139] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4138] <... futex resumed>) = 0 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] <... futex resumed>) = 0 [pid 4141] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4140] <... futex resumed>) = 1 [pid 4139] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4138] close(3 [pid 4136] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4144] <... futex resumed>) = 0 [pid 4143] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4140] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4139] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = 0 [pid 4136] close(3 [pid 3613] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4144] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4139] <... futex resumed>) = 1 [pid 4138] close(4 [pid 4137] <... futex resumed>) = 0 [pid 4136] <... close resumed>) = 0 [pid 4144] <... mmap resumed>) = 0x7f6e2575a000 [pid 4139] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... close resumed>) = 0 [pid 4137] close(3 [pid 4136] close(4 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4144] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4138] close(5 [pid 4137] <... close resumed>) = 0 [pid 4136] <... close resumed>) = 0 [pid 3613] lstat("./40/cgroup", [pid 4144] <... mprotect resumed>) = 0 [pid 4138] <... close resumed>) = 0 [pid 4137] close(4 [pid 4136] close(5 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4144] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4138] close(6 [pid 4137] <... close resumed>) = 0 [pid 4136] <... close resumed>) = 0 [pid 3613] unlink("./40/cgroup"./strace-static-x86_64: Process 4146 attached [pid 4138] <... close resumed>) = 0 [pid 4137] close(5 [pid 4136] close(6 [pid 4146] set_robust_list(0x7f6e2577a9e0, 24 [pid 4144] <... clone resumed>, parent_tid=[87], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 87 [pid 4138] close(7 [pid 4137] <... close resumed>) = 0 [pid 4136] <... close resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4146] <... set_robust_list resumed>) = 0 [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(6 [pid 4136] close(7 [pid 3613] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4146] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4144] <... futex resumed>) = 0 [pid 4138] close(8 [pid 4137] <... close resumed>) = 0 [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4146] <... openat resumed>) = 3 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(7 [pid 4136] close(8 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] close(9 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./40/cgroup.net", [pid 4146] <... futex resumed>) = 0 [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(8 [pid 4136] close(9 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4146] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4144] <... futex resumed>) = 0 [pid 4138] close(10 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./40/cgroup.net" [pid 4146] <... openat resumed>) = 4 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(9 [pid 4136] close(10 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4138] close(11 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 4146] <... futex resumed>) = 0 [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(10 [pid 4136] close(11 [pid 3613] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4146] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4144] <... futex resumed>) = 0 [pid 4138] close(12 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(11 [pid 4136] close(12 [pid 3613] lstat("./40/cgroup.cpu", [pid 4138] close(13 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(12 [pid 4136] close(13 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4146] <... write resumed>) = 61440 [pid 4138] close(14 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./40/cgroup.cpu" [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(13 [pid 4136] close(14 [pid 4146] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4138] close(15 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... unlink resumed>) = 0 [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(14 [pid 4136] close(15 [pid 3613] getdents64(3, [pid 4146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4138] close(16 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4146] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(15 [pid 4136] close(16 [pid 3613] close(3 [pid 4146] <... mmap resumed>) = 0x20000000 [pid 4138] close(17 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... close resumed>) = 0 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(16 [pid 4136] close(17 [pid 3613] rmdir("./40" [pid 4146] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4138] close(18 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(17 [pid 4136] close(18 [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] close(19 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... rmdir resumed>) = 0 [pid 4146] <... futex resumed>) = 0 [pid 4144] <... futex resumed>) = 1 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(18 [pid 4136] close(19 [pid 3613] mkdir("./41", 0777 [pid 4146] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] close(20 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4146] <... socket resumed>) = 5 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(19 [pid 4136] close(20 [pid 3613] <... mkdir resumed>) = 0 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] close(21 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4146] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(20 [pid 4136] close(21 [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] close(22 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(21 [pid 4136] close(22./strace-static-x86_64: Process 4147 attached [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4138] close(23 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] set_robust_list(0x55555684f5e0, 24 [pid 4146] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(22 [pid 4136] close(23 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 94 [pid 4147] <... set_robust_list resumed>) = 0 [pid 4138] close(24 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] chdir("./41" [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(23 [pid 4136] close(24 [pid 4147] <... chdir resumed>) = 0 [pid 4138] close(25 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4142] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(24 [pid 4136] close(25 [pid 4147] <... prctl resumed>) = 0 [pid 4142] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4138] close(26 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] setpgid(0, 0 [pid 4142] <... futex resumed>) = 0 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(25 [pid 4136] close(26 [pid 4147] <... setpgid resumed>) = 0 [pid 4142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4138] close(27 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4142] <... mmap resumed>) = 0x7f6e25739000 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(26 [pid 4136] close(27 [pid 4147] <... symlink resumed>) = 0 [pid 4138] close(28 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4142] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(27 [pid 4136] close(28 [pid 4147] <... symlink resumed>) = 0 [pid 4138] close(29 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4147] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4143] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4142] <... mprotect resumed>) = 0 [pid 4138] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4137] close(28 [pid 4136] close(29 [pid 4147] <... symlink resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4138] exit_group(0 [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4148 attached [pid 4147] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4143] <... futex resumed>) = 0 [pid 4141] <... futex resumed>) = ? [pid 4138] <... exit_group resumed>) = ? [pid 4137] close(29 [pid 4136] exit_group(0 [pid 4148] set_robust_list(0x7f6e257599e0, 24 [pid 4147] <... openat resumed>) = 3 [pid 4146] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4143] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] <... clone resumed>, parent_tid=[88], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 88 [pid 4141] +++ exited with 0 +++ [pid 4140] <... futex resumed>) = ? [pid 4138] +++ exited with 0 +++ [pid 4137] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4136] <... exit_group resumed>) = ? [pid 4148] <... set_robust_list resumed>) = 0 [pid 4147] write(3, "1000", 4 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4140] +++ exited with 0 +++ [pid 4137] exit_group(0 [pid 4136] +++ exited with 0 +++ [pid 4148] socket(AF_XDP, SOCK_RAW, 0 [pid 4147] <... write resumed>) = 4 [pid 4146] <... futex resumed>) = 1 [pid 4145] <... futex resumed>) = ? [pid 4144] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = 0 [pid 4139] <... futex resumed>) = ? [pid 4137] <... exit_group resumed>) = ? [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4148] <... socket resumed>) = 6 [pid 4147] close(3 [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4145] +++ exited with 0 +++ [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4139] +++ exited with 0 +++ [pid 4137] +++ exited with 0 +++ [pid 3614] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 4148] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = 0 [pid 4146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4148] <... futex resumed>) = 0 [pid 4147] symlink("/dev/binderfs", "./binderfs" [pid 4146] socket(AF_XDP, SOCK_RAW, 0 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] restart_syscall(<... resuming interrupted clone ...> [pid 3614] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4148] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4146] <... socket resumed>) = 6 [pid 4147] <... symlink resumed>) = 0 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... restart_syscall resumed>) = 0 [pid 4146] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] <... futex resumed>) = 0 [pid 3614] <... openat resumed>) = 3 [pid 3611] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4147] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4143] <... futex resumed>) = 0 [pid 4142] <... futex resumed>) = 1 [pid 3614] fstat(3, [pid 4147] <... futex resumed>) = 0 [pid 4142] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... openat resumed>) = 3 [pid 4146] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4147] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4146] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4143] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] fstat(3, [pid 4147] <... mmap resumed>) = 0x7f6e2575a000 [pid 4146] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] getdents64(3, [pid 4147] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4146] <... futex resumed>) = 1 [pid 4144] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4147] <... mprotect resumed>) = 0 [pid 4146] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] close(3 [pid 3615] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] getdents64(3, [pid 4147] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4144] <... close resumed>) = 0 [pid 3615] <... openat resumed>) = 3 [pid 4144] close(4 [pid 3614] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 ./strace-static-x86_64: Process 4149 attached [pid 4144] <... close resumed>) = 0 [pid 3615] fstat(3, [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4149] set_robust_list(0x7f6e2577a9e0, 24 [pid 4147] <... clone resumed>, parent_tid=[95], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 95 [pid 4144] close(5 [pid 3615] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3614] lstat("./40/binderfs", [pid 4149] <... set_robust_list resumed>) = 0 [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = 0 [pid 4143] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3615] getdents64(3, [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4149] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(6 [pid 4149] <... openat resumed>) = 3 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] <... close resumed>) = 0 [pid 4143] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3615] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3614] unlink("./40/binderfs" [pid 3611] lstat("./38/binderfs", [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] close(7 [pid 3615] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4149] <... futex resumed>) = 0 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... unlink resumed>) = 0 [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4149] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(8 [pid 4143] <... futex resumed>) = 1 [pid 4142] <... futex resumed>) = 0 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] umount2("./40/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./38/binderfs" [pid 4149] <... openat resumed>) = 4 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4143] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4142] close(3 [pid 3615] lstat("./39/binderfs", [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4144] close(9 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3614] lstat("./40/memory.events", [pid 3611] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4149] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(10 [pid 4142] close(4 [pid 3615] unlink("./39/binderfs" [pid 3614] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = 0 [pid 4144] close(11 [pid 3615] <... unlink resumed>) = 0 [pid 3614] unlink("./40/memory.events" [pid 3611] lstat("./38/memory.events", [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] close(5 [pid 3615] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4144] close(12 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4142] <... close resumed>) = 0 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4144] close(13 [pid 3614] <... unlink resumed>) = 0 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] close(6 [pid 4149] <... write resumed>) = 61440 [pid 3615] lstat("./39/memory.events", [pid 3614] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./38/memory.events" [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] close(14 [pid 4142] <... close resumed>) = 0 [pid 3615] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4149] <... futex resumed>) = 1 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4144] close(15) = -1 EBADF (Bad file descriptor) [pid 4144] close(16) = -1 EBADF (Bad file descriptor) [pid 4144] close(17) = -1 EBADF (Bad file descriptor) [pid 4144] close(18) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(19 [pid 4142] close(7 [pid 3615] unlink("./39/memory.events" [pid 3614] lstat("./40/cgroup", [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4144] close(20) = -1 EBADF (Bad file descriptor) [pid 4144] close(21) = -1 EBADF (Bad file descriptor) [pid 4144] close(22) = -1 EBADF (Bad file descriptor) [pid 4144] close(23) = -1 EBADF (Bad file descriptor) [pid 4144] close(24 [pid 3615] <... unlink resumed>) = 0 [pid 4149] <... futex resumed>) = 0 [pid 4147] <... futex resumed>) = 1 [pid 4142] close(8 [pid 4149] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3615] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4149] <... mmap resumed>) = 0x20000000 [pid 4144] close(25 [pid 4142] close(9 [pid 3614] unlink("./40/cgroup" [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./38/cgroup", [pid 4149] <... futex resumed>) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(26 [pid 4142] close(10 [pid 3615] lstat("./39/cgroup", [pid 3614] <... unlink resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3614] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] unlink("./38/cgroup" [pid 4149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4147] <... futex resumed>) = 0 [pid 4144] close(27 [pid 4142] close(11 [pid 3615] unlink("./39/cgroup" [pid 4149] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... unlink resumed>) = 0 [pid 4149] <... socket resumed>) = 5 [pid 4144] close(28 [pid 4142] close(12 [pid 3615] <... unlink resumed>) = 0 [pid 3614] lstat("./40/cgroup.net", [pid 3611] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4149] <... futex resumed>) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4144] close(29 [pid 4142] close(13 [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./40/cgroup.net" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4144] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] lstat("./39/cgroup.net", [pid 4149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4147] <... futex resumed>) = 0 [pid 4144] exit_group(0 [pid 4142] close(14 [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./38/cgroup.net", [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4146] <... futex resumed>) = ? [pid 4144] <... exit_group resumed>) = ? [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3615] unlink("./39/cgroup.net" [pid 4149] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4146] +++ exited with 0 +++ [pid 4144] +++ exited with 0 +++ [pid 4142] close(15 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] unlink("./38/cgroup.net" [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] lstat("./40/cgroup.cpu", [pid 3611] <... unlink resumed>) = 0 [pid 4142] close(16 [pid 3615] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3614] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] unlink("./40/cgroup.cpu" [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4142] close(17 [pid 3615] lstat("./39/cgroup.cpu", [pid 3614] <... unlink resumed>) = 0 [pid 3611] lstat("./38/cgroup.cpu", [pid 3610] <... restart_syscall resumed>) = 0 [pid 4149] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3614] getdents64(3, [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] close(18 [pid 3615] unlink("./39/cgroup.cpu" [pid 3614] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3611] unlink("./38/cgroup.cpu" [pid 4149] <... futex resumed>) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... unlink resumed>) = 0 [pid 3614] close(3 [pid 3611] <... unlink resumed>) = 0 [pid 3610] umount2("./38", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] close(19 [pid 3615] getdents64(3, [pid 3614] <... close resumed>) = 0 [pid 3611] getdents64(3, [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4147] <... futex resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3614] rmdir("./40" [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] openat(AT_FDCWD, "./38", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4149] socket(AF_XDP, SOCK_RAW, 0 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] close(20 [pid 3615] close(3 [pid 3614] <... rmdir resumed>) = 0 [pid 3611] close(3 [pid 3610] <... openat resumed>) = 3 [pid 4149] <... socket resumed>) = 6 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... close resumed>) = 0 [pid 3614] mkdir("./41", 0777 [pid 3611] <... close resumed>) = 0 [pid 3610] fstat(3, [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] close(21 [pid 3615] rmdir("./39" [pid 3614] <... mkdir resumed>) = 0 [pid 3611] rmdir("./38" [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4149] <... futex resumed>) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... rmdir resumed>) = 0 [pid 3614] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] <... rmdir resumed>) = 0 [pid 3610] getdents64(3, ./strace-static-x86_64: Process 4150 attached [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] close(22 [pid 3615] mkdir("./40", 0777 [pid 3611] mkdir("./39", 0777 [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4150] set_robust_list(0x55555684f5e0, 24 [pid 4149] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4147] <... futex resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3615] <... mkdir resumed>) = 0 [pid 3614] <... clone resumed>, child_tidptr=0x55555684f5d0) = 91 [pid 3611] <... mkdir resumed>) = 0 [pid 3610] umount2("./38/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] <... set_robust_list resumed>) = 0 [pid 4147] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4142] close(23 [pid 3615] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4152 attached ./strace-static-x86_64: Process 4151 attached [pid 4150] chdir("./41" [pid 4149] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./38/binderfs", [pid 4152] set_robust_list(0x55555684f5e0, 24 [pid 4151] set_robust_list(0x55555684f5e0, 24 [pid 4150] <... chdir resumed>) = 0 [pid 4142] close(24 [pid 3615] <... clone resumed>, child_tidptr=0x55555684f5d0) = 95 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 87 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4152] <... set_robust_list resumed>) = 0 [pid 4151] <... set_robust_list resumed>) = 0 [pid 4150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4149] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./38/binderfs" [pid 4152] chdir("./39" [pid 4151] chdir("./40" [pid 4150] <... prctl resumed>) = 0 [pid 4149] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4142] close(25 [pid 3610] <... unlink resumed>) = 0 [pid 4152] <... chdir resumed>) = 0 [pid 4151] <... chdir resumed>) = 0 [pid 4150] setpgid(0, 0 [pid 4149] <... futex resumed>) = 1 [pid 4147] <... futex resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./38/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4152] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4151] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4150] <... setpgid resumed>) = 0 [pid 4149] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4147] close(3 [pid 4142] close(26 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4152] <... prctl resumed>) = 0 [pid 4151] <... prctl resumed>) = 0 [pid 4150] symlink("/syzcgroup/unified/syz3", "./cgroup" [pid 4147] <... close resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./38/memory.events", [pid 4152] setpgid(0, 0 [pid 4151] setpgid(0, 0 [pid 4150] <... symlink resumed>) = 0 [pid 4147] close(4 [pid 4142] close(27 [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4152] <... setpgid resumed>) = 0 [pid 4151] <... setpgid resumed>) = 0 [pid 4150] symlink("/syzcgroup/cpu/syz3", "./cgroup.cpu" [pid 4147] <... close resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] unlink("./38/memory.events" [pid 4152] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4151] symlink("/syzcgroup/unified/syz1", "./cgroup" [pid 4150] <... symlink resumed>) = 0 [pid 4147] close(5 [pid 4142] close(28 [pid 3610] <... unlink resumed>) = 0 [pid 4152] <... symlink resumed>) = 0 [pid 4151] <... symlink resumed>) = 0 [pid 4150] symlink("/syzcgroup/net/syz3", "./cgroup.net" [pid 4147] <... close resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./38/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4152] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4151] symlink("/syzcgroup/cpu/syz1", "./cgroup.cpu" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4151] <... symlink resumed>) = 0 [pid 4150] <... symlink resumed>) = 0 [pid 4147] close(6 [pid 4142] close(29 [pid 4152] <... symlink resumed>) = 0 [pid 3610] lstat("./38/cgroup", [pid 4152] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4151] symlink("/syzcgroup/net/syz1", "./cgroup.net" [pid 4150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4147] <... close resumed>) = 0 [pid 4142] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4152] <... symlink resumed>) = 0 [pid 4151] <... symlink resumed>) = 0 [pid 4150] <... openat resumed>) = 3 [pid 4147] close(7 [pid 4142] exit_group(0 [pid 3610] unlink("./38/cgroup" [pid 4152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4150] write(3, "1000", 4 [pid 4148] <... futex resumed>) = ? [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4143] <... futex resumed>) = ? [pid 4142] <... exit_group resumed>) = ? [pid 3610] <... unlink resumed>) = 0 [pid 4152] <... openat resumed>) = 3 [pid 4151] <... openat resumed>) = 3 [pid 4150] <... write resumed>) = 4 [pid 4148] +++ exited with 0 +++ [pid 4147] close(8 [pid 4143] +++ exited with 0 +++ [pid 3610] umount2("./38/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4151] write(3, "1000", 4 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4151] <... write resumed>) = 4 [pid 4150] close(3 [pid 4142] +++ exited with 0 +++ [pid 4152] write(3, "1000", 4 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] lstat("./38/cgroup.net", [pid 4152] <... write resumed>) = 4 [pid 4151] close(3 [pid 4150] <... close resumed>) = 0 [pid 4147] close(9 [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4152] close(3 [pid 4151] <... close resumed>) = 0 [pid 4150] symlink("/dev/binderfs", "./binderfs" [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] restart_syscall(<... resuming interrupted clone ...> [pid 3610] unlink("./38/cgroup.net" [pid 4152] <... close resumed>) = 0 [pid 4151] symlink("/dev/binderfs", "./binderfs" [pid 4150] <... symlink resumed>) = 0 [pid 4147] close(10 [pid 3612] <... restart_syscall resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4152] symlink("/dev/binderfs", "./binderfs" [pid 4151] <... symlink resumed>) = 0 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3610] umount2("./38/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4152] <... symlink resumed>) = 0 [pid 4151] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(11 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4152] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... futex resumed>) = 0 [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./38/cgroup.cpu", [pid 4152] <... futex resumed>) = 0 [pid 4151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4150] <... mmap resumed>) = 0x7f6e2575a000 [pid 4147] close(12 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4152] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4151] <... mmap resumed>) = 0x7f6e2575a000 [pid 4150] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3610] unlink("./38/cgroup.cpu" [pid 4152] <... mmap resumed>) = 0x7f6e2575a000 [pid 4151] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4150] <... mprotect resumed>) = 0 [pid 4147] close(13 [pid 3612] <... openat resumed>) = 3 [pid 3610] <... unlink resumed>) = 0 [pid 4152] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4151] <... mprotect resumed>) = 0 [pid 4150] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] fstat(3, [pid 3610] getdents64(3, ./strace-static-x86_64: Process 4153 attached [pid 4152] <... mprotect resumed>) = 0 [pid 4151] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4147] close(14 [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3610] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 4154 attached [pid 4153] set_robust_list(0x7f6e2577a9e0, 24 [pid 4152] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4150] <... clone resumed>, parent_tid=[92], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 92 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 3610] close(3./strace-static-x86_64: Process 4155 attached [pid 4154] set_robust_list(0x7f6e2577a9e0, 24 [pid 4153] <... set_robust_list resumed>) = 0 [pid 4151] <... clone resumed>, parent_tid=[96], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 96 [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] close(15 [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3610] <... close resumed>) = 0 [pid 4155] set_robust_list(0x7f6e2577a9e0, 24 [pid 4154] <... set_robust_list resumed>) = 0 [pid 4153] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4152] <... clone resumed>, parent_tid=[88], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 88 [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 0 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] rmdir("./38" [pid 4155] <... set_robust_list resumed>) = 0 [pid 4154] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4153] <... openat resumed>) = 3 [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... futex resumed>) = 0 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] close(16 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... rmdir resumed>) = 0 [pid 4155] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4154] <... openat resumed>) = 3 [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... futex resumed>) = 0 [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./39/binderfs", [pid 3610] mkdir("./39", 0777 [pid 4155] <... openat resumed>) = 3 [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] <... futex resumed>) = 1 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4150] <... futex resumed>) = 0 [pid 4147] close(17 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3610] <... mkdir resumed>) = 0 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 0 [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./39/binderfs" [pid 3610] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4156 attached [pid 4155] <... futex resumed>) = 0 [pid 4154] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(18 [pid 3612] <... unlink resumed>) = 0 [pid 4155] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4154] <... openat resumed>) = 4 [pid 3612] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4153] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 3610] <... clone resumed>, child_tidptr=0x55555684f5d0) = 88 [pid 4156] set_robust_list(0x55555684f5e0, 24 [pid 4155] <... openat resumed>) = 4 [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... futex resumed>) = 0 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4156] <... set_robust_list resumed>) = 0 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... futex resumed>) = 1 [pid 4153] <... openat resumed>) = 4 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] <... futex resumed>) = 0 [pid 4147] close(19 [pid 3612] lstat("./39/memory.events", [pid 4156] chdir("./39" [pid 4155] <... futex resumed>) = 0 [pid 4154] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4156] <... chdir resumed>) = 0 [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... futex resumed>) = 1 [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(20 [pid 3612] unlink("./39/memory.events" [pid 4156] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4154] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] <... futex resumed>) = 0 [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... unlink resumed>) = 0 [pid 4156] <... prctl resumed>) = 0 [pid 4155] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 3612] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4156] setpgid(0, 0 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] <... futex resumed>) = 0 [pid 4147] close(21 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] lstat("./39/cgroup", [pid 4156] <... setpgid resumed>) = 0 [pid 4153] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4156] symlink("/syzcgroup/unified/syz0", "./cgroup" [pid 3612] unlink("./39/cgroup" [pid 4147] close(22 [pid 3612] <... unlink resumed>) = 0 [pid 4156] <... symlink resumed>) = 0 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4155] <... write resumed>) = 61440 [pid 4154] <... write resumed>) = 61440 [pid 4147] close(23 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4156] symlink("/syzcgroup/cpu/syz0", "./cgroup.cpu" [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./39/cgroup.net", [pid 4156] <... symlink resumed>) = 0 [pid 4155] <... futex resumed>) = 1 [pid 4154] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4147] close(24 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4156] symlink("/syzcgroup/net/syz0", "./cgroup.net" [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4154] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./39/cgroup.net" [pid 4156] <... symlink resumed>) = 0 [pid 4155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... write resumed>) = 61440 [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4147] close(25 [pid 3612] <... unlink resumed>) = 0 [pid 4156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4155] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4154] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4156] <... openat resumed>) = 3 [pid 4155] <... mmap resumed>) = 0x20000000 [pid 4154] <... mmap resumed>) = 0x20000000 [pid 4153] <... futex resumed>) = 1 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(26 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4156] write(3, "1000", 4 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./39/cgroup.cpu", [pid 4156] <... write resumed>) = 4 [pid 4155] <... futex resumed>) = 1 [pid 4154] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(27 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4156] close(3 [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4154] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./39/cgroup.cpu" [pid 4156] <... close resumed>) = 0 [pid 4155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... mmap resumed>) = 0x20000000 [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4147] close(28 [pid 3612] <... unlink resumed>) = 0 [pid 4156] symlink("/dev/binderfs", "./binderfs" [pid 4155] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4154] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] getdents64(3, [pid 4156] <... symlink resumed>) = 0 [pid 4155] <... socket resumed>) = 5 [pid 4154] <... socket resumed>) = 5 [pid 4153] <... futex resumed>) = 1 [pid 4150] <... futex resumed>) = 0 [pid 4147] close(29 [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4147] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] close(3 [pid 4156] <... futex resumed>) = 0 [pid 4155] <... futex resumed>) = 1 [pid 4154] <... futex resumed>) = 1 [pid 4153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 4147] exit_group(0 [pid 3612] <... close resumed>) = 0 [pid 4156] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4154] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4151] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] <... futex resumed>) = ? [pid 4147] <... exit_group resumed>) = ? [pid 3612] rmdir("./39" [pid 4156] <... mmap resumed>) = 0x7f6e2575a000 [pid 4155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... socket resumed>) = 5 [pid 4152] <... futex resumed>) = 0 [pid 4151] <... futex resumed>) = 0 [pid 3612] <... rmdir resumed>) = 0 [pid 4156] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4151] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4149] +++ exited with 0 +++ [pid 4147] +++ exited with 0 +++ [pid 3612] mkdir("./40", 0777 [pid 4156] <... mprotect resumed>) = 0 [pid 4155] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4154] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... mkdir resumed>) = 0 [pid 4156] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4155] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3613] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4158 attached ./strace-static-x86_64: Process 4157 attached [pid 4153] <... futex resumed>) = 1 [pid 4150] <... futex resumed>) = 0 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 89 [pid 4158] set_robust_list(0x7f6e2577a9e0, 24 [pid 4157] set_robust_list(0x55555684f5e0, 24 [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4158] <... set_robust_list resumed>) = 0 [pid 4156] <... clone resumed>, parent_tid=[89], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 89 [pid 4157] <... set_robust_list resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 3613] <... openat resumed>) = 3 [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] fstat(3, [pid 4157] chdir("./40" [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4156] <... futex resumed>) = 0 [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4158] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4157] <... chdir resumed>) = 0 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 3613] getdents64(3, [pid 4158] <... openat resumed>) = 3 [pid 4157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4155] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... prctl resumed>) = 0 [pid 4155] socket(AF_XDP, SOCK_RAW, 0 [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4158] <... futex resumed>) = 1 [pid 4157] setpgid(0, 0 [pid 4156] <... futex resumed>) = 0 [pid 4155] <... socket resumed>) = 6 [pid 4152] <... futex resumed>) = 0 [pid 3613] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] <... setpgid resumed>) = 0 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] symlink("/syzcgroup/unified/syz2", "./cgroup" [pid 4156] <... futex resumed>) = 0 [pid 4155] <... futex resumed>) = 0 [pid 4152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] lstat("./41/binderfs", [pid 4158] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4157] <... symlink resumed>) = 0 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4158] <... openat resumed>) = 4 [pid 4157] symlink("/syzcgroup/cpu/syz2", "./cgroup.cpu" [pid 4155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] <... futex resumed>) = 0 [pid 3613] unlink("./41/binderfs" [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... symlink resumed>) = 0 [pid 4155] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4152] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... unlink resumed>) = 0 [pid 4158] <... futex resumed>) = 1 [pid 4157] symlink("/syzcgroup/net/syz2", "./cgroup.net" [pid 4156] <... futex resumed>) = 0 [pid 3613] umount2("./41/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] <... symlink resumed>) = 0 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4155] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4156] <... futex resumed>) = 0 [pid 4155] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] lstat("./41/memory.events", [pid 4158] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4157] <... openat resumed>) = 3 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4155] <... futex resumed>) = 1 [pid 4152] <... futex resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4157] write(3, "1000", 4 [pid 4155] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] close(3 [pid 3613] unlink("./41/memory.events" [pid 4157] <... write resumed>) = 4 [pid 4152] <... close resumed>) = 0 [pid 4157] close(3 [pid 4152] close(4 [pid 4157] <... close resumed>) = 0 [pid 4152] <... close resumed>) = 0 [pid 4157] symlink("/dev/binderfs", "./binderfs" [pid 4152] close(5 [pid 3613] <... unlink resumed>) = 0 [pid 4157] <... symlink resumed>) = 0 [pid 4152] <... close resumed>) = 0 [pid 3613] umount2("./41/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4158] <... write resumed>) = 61440 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] close(6 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... futex resumed>) = 0 [pid 4152] <... close resumed>) = 0 [pid 3613] lstat("./41/cgroup", [pid 4158] <... futex resumed>) = 1 [pid 4157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4156] <... futex resumed>) = 0 [pid 4152] close(7 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] <... mmap resumed>) = 0x7f6e2575a000 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] unlink("./41/cgroup" [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4156] <... futex resumed>) = 0 [pid 4152] close(8 [pid 3613] <... unlink resumed>) = 0 [pid 4158] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4157] <... mprotect resumed>) = 0 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] umount2("./41/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4158] <... mmap resumed>) = 0x20000000 [pid 4157] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4152] close(9 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4159 attached [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] lstat("./41/cgroup.net", [pid 4159] set_robust_list(0x7f6e2577a9e0, 24 [pid 4158] <... futex resumed>) = 1 [pid 4157] <... clone resumed>, parent_tid=[90], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 90 [pid 4156] <... futex resumed>) = 0 [pid 4152] close(10 [pid 4151] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4159] <... set_robust_list resumed>) = 0 [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] unlink("./41/cgroup.net" [pid 4159] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4152] close(11 [pid 4151] <... futex resumed>) = 0 [pid 3613] <... unlink resumed>) = 0 [pid 4159] <... openat resumed>) = 3 [pid 4158] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] umount2("./41/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] <... socket resumed>) = 5 [pid 4157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] close(12 [pid 4151] <... mmap resumed>) = 0x7f6e25739000 [pid 3613] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4159] <... futex resumed>) = 0 [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3613] lstat("./41/cgroup.cpu", [pid 4159] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4158] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4152] close(13 [pid 4151] <... mprotect resumed>) = 0 [pid 3613] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4159] <... openat resumed>) = 4 [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3613] unlink("./41/cgroup.cpu"./strace-static-x86_64: Process 4160 attached [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4156] <... futex resumed>) = 0 [pid 4152] close(14 [pid 3613] <... unlink resumed>) = 0 [pid 4160] set_robust_list(0x7f6e257599e0, 24 [pid 4159] <... futex resumed>) = 0 [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] <... clone resumed>, parent_tid=[97], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 97 [pid 3613] getdents64(3, [pid 4160] <... set_robust_list resumed>) = 0 [pid 4159] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4158] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4157] <... futex resumed>) = 0 [pid 4152] close(15 [pid 4151] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4160] socket(AF_XDP, SOCK_RAW, 0 [pid 4159] <... write resumed>) = 61440 [pid 4153] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3613] close(3 [pid 4160] <... socket resumed>) = 6 [pid 4152] close(16 [pid 4151] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] <... close resumed>) = 0 [pid 4160] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3613] rmdir("./41" [pid 4160] <... futex resumed>) = 0 [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] close(17 [pid 4151] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] <... rmdir resumed>) = 0 [pid 4160] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] <... futex resumed>) = 0 [pid 4159] <... futex resumed>) = 0 [pid 4157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4153] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 0 [pid 3613] mkdir("./42", 0777 [pid 4159] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4158] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4154] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4152] close(18 [pid 4151] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3613] <... mkdir resumed>) = 0 [pid 4159] <... mmap resumed>) = 0x20000000 [pid 4157] <... futex resumed>) = 0 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... mmap resumed>) = 0x7f6e25739000 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4154] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] close(19 [pid 4150] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 96 [pid 4152] close(20) = -1 EBADF (Bad file descriptor) [pid 4152] close(21) = -1 EBADF (Bad file descriptor) [pid 4152] close(22) = -1 EBADF (Bad file descriptor) [pid 4152] close(23) = -1 EBADF (Bad file descriptor) [pid 4152] close(24./strace-static-x86_64: Process 4161 attached ) = -1 EBADF (Bad file descriptor) [pid 4159] <... futex resumed>) = 0 [pid 4157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4152] close(25 [pid 4161] set_robust_list(0x55555684f5e0, 24 [pid 4159] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... mprotect resumed>) = 0 [pid 4152] close(26 [pid 4157] <... futex resumed>) = 0 [pid 4159] <... socket resumed>) = 5 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 4162 attached [pid 4152] close(27 [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] set_robust_list(0x7f6e257599e0, 24 [pid 4161] chdir("./42" [pid 4158] <... futex resumed>) = 1 [pid 4156] <... futex resumed>) = 0 [pid 4154] <... futex resumed>) = 0 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4162] <... set_robust_list resumed>) = 0 [pid 4161] <... chdir resumed>) = 0 [pid 4159] <... futex resumed>) = 1 [pid 4158] socket(AF_XDP, SOCK_RAW, 0 [pid 4157] <... futex resumed>) = 0 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4152] close(28 [pid 4150] <... clone resumed>, parent_tid=[93], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 93 [pid 4154] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4162] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] <... futex resumed>) = 0 [pid 4152] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4152] close(29) = -1 EBADF (Bad file descriptor) [pid 4152] exit_group(0 [pid 4155] <... futex resumed>) = ? [pid 4152] <... exit_group resumed>) = ? [pid 4155] +++ exited with 0 +++ [pid 4152] +++ exited with 0 +++ [pid 4161] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4158] <... socket resumed>) = 6 [pid 4150] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... prctl resumed>) = 0 [pid 4162] <... futex resumed>) = 0 [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... futex resumed>) = 1 [pid 4162] socket(AF_XDP, SOCK_RAW, 0) = 6 [pid 4161] setpgid(0, 0 [pid 4150] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4158] <... futex resumed>) = 1 [pid 4156] <... futex resumed>) = 0 [pid 4162] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... setpgid resumed>) = 0 [pid 4159] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4156] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4162] <... futex resumed>) = 0 [pid 4156] <... futex resumed>) = 0 [pid 4162] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4156] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] symlink("/syzcgroup/unified/syz5", "./cgroup" [pid 4150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4161] <... symlink resumed>) = 0 [pid 4150] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4158] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4153] <... futex resumed>) = 0 [pid 4150] <... futex resumed>) = 1 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4150] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4161] <... symlink resumed>) = 0 [pid 3611] <... openat resumed>) = 3 [ 62.538066][ T4160] ------------[ cut here ]------------ [ 62.538074][ T4160] WARNING: CPU: 0 PID: 4160 at fs/ext4/inode.c:3611 ext4_dirty_folio+0xf4/0x120 [ 62.556204][ T4160] Modules linked in: [ 62.564826][ T4160] CPU: 1 PID: 4160 Comm: syz-executor368 Not tainted 5.18.0-syzkaller-12117-gcf67838c4422 #0 [pid 4161] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4158] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 3611] fstat(3, [pid 4153] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 3611] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4161] <... symlink resumed>) = 0 [pid 3611] getdents64(3, [pid 4153] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4161] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4158] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3611] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] <... openat resumed>) = 3 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] write(3, "1000", 4 [pid 4158] <... futex resumed>) = 1 [pid 4156] <... futex resumed>) = 0 [pid 4156] close(3) = 0 [pid 4156] close(4 [pid 4161] <... write resumed>) = 4 [pid 4158] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4153] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./39/binderfs", [pid 4161] close(3 [pid 4156] <... close resumed>) = 0 [pid 4153] <... futex resumed>) = 1 [pid 4150] <... futex resumed>) = 0 [pid 4161] <... close resumed>) = 0 [pid 4156] close(5 [pid 4153] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4150] close(3 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4161] symlink("/dev/binderfs", "./binderfs" [pid 4156] <... close resumed>) = 0 [pid 4150] <... close resumed>) = 0 [pid 4156] close(6 [pid 4150] close(4 [pid 3611] unlink("./39/binderfs" [pid 4161] <... symlink resumed>) = 0 [pid 4156] <... close resumed>) = 0 [pid 4150] <... close resumed>) = 0 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(7 [pid 4150] close(5 [pid 3611] <... unlink resumed>) = 0 [pid 4161] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = 0 [pid 3611] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4159] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4156] close(8 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] <... mmap resumed>) = 0x7f6e2575a000 [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] close(6 [pid 3611] lstat("./39/memory.events", [pid 4161] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4159] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4161] <... mprotect resumed>) = 0 [pid 4159] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./39/memory.events" [pid 4161] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4159] socket(AF_XDP, SOCK_RAW, 0 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] <... clone resumed>, parent_tid=[97], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 97 [pid 4159] <... socket resumed>) = 6 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./39/cgroup", [pid 4161] <... futex resumed>) = 0 [pid 4159] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4159] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./39/cgroup" [pid 4159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] <... futex resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4159] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4157] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 4163 attached [pid 4159] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4151] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4150] <... close resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4159] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] lstat("./39/cgroup.net", [pid 4159] <... futex resumed>) = 1 [pid 4157] <... futex resumed>) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4159] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4157] close(3 [pid 3611] unlink("./39/cgroup.net" [pid 4157] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [ 62.593925][ T4160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.612321][ T4160] RIP: 0010:ext4_dirty_folio+0xf4/0x120 [ 62.618723][ T4160] Code: 1b 31 ff 48 c1 eb 03 83 e3 01 89 de e8 55 bf 5b ff 84 db 0f 85 72 ff ff ff e8 48 c3 5b ff 0f 0b e9 66 ff ff ff e8 3c c3 5b ff <0f> 0b eb 88 48 89 df e8 60 83 a8 ff e9 3d ff ff ff e8 56 83 a8 ff [pid 4157] close(4 [pid 3611] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4157] <... close resumed>) = 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4157] close(5 [pid 3611] lstat("./39/cgroup.cpu", [pid 4163] set_robust_list(0x7f6e2577a9e0, 24 [pid 4157] <... close resumed>) = 0 [pid 4156] close(9 [pid 4150] close(7 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4163] <... set_robust_list resumed>) = 0 [pid 4157] close(6 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] unlink("./39/cgroup.cpu" [pid 4163] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4157] <... close resumed>) = 0 [pid 3611] <... unlink resumed>) = 0 [pid 4157] close(7 [pid 3611] getdents64(3, [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 4157] close(8 [pid 3611] close(3 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... close resumed>) = 0 [pid 4157] close(9 [pid 3611] rmdir("./39" [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... rmdir resumed>) = 0 [pid 4157] close(10 [pid 3611] mkdir("./40", 0777 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... mkdir resumed>) = 0 [pid 4157] close(11 [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4164 attached [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4156] close(10 [pid 4150] close(8 [pid 4164] set_robust_list(0x55555684f5e0, 24 [pid 4163] <... openat resumed>) = 3 [pid 4157] close(12 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 89 [pid 4164] <... set_robust_list resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] chdir("./40" [pid 4157] close(13 [pid 4164] <... chdir resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 4157] close(14 [pid 4164] <... prctl resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] setpgid(0, 0 [pid 4157] close(15 [pid 4164] <... setpgid resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] symlink("/syzcgroup/unified/syz4", "./cgroup" [pid 4157] close(16 [pid 4164] <... symlink resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu" [pid 4157] close(17 [pid 4164] <... symlink resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] symlink("/syzcgroup/net/syz4", "./cgroup.net" [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] close(18 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] <... symlink resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 4157] close(19 [pid 4164] <... openat resumed>) = 3 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] write(3, "1000", 4 [pid 4157] close(20 [pid 4164] <... write resumed>) = 4 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] close(3 [pid 4157] close(21 [pid 4164] <... close resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] symlink("/dev/binderfs", "./binderfs" [pid 4157] close(22 [pid 4164] <... symlink resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] close(23 [pid 4164] <... futex resumed>) = 0 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4163] <... futex resumed>) = 1 [pid 4161] <... futex resumed>) = 0 [pid 4157] close(24 [pid 4156] close(11 [pid 4150] close(9 [pid 4164] <... mmap resumed>) = 0x7f6e2575a000 [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE [pid 4161] <... futex resumed>) = 0 [pid 4157] close(25 [pid 4164] <... mprotect resumed>) = 0 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 4157] close(26./strace-static-x86_64: Process 4165 attached ) = -1 EBADF (Bad file descriptor) [pid 4165] set_robust_list(0x7f6e2577a9e0, 24 [pid 4164] <... clone resumed>, parent_tid=[90], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 90 [pid 4157] close(27 [pid 4165] <... set_robust_list resumed>) = 0 [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 4164] <... futex resumed>) = 0 [pid 4157] close(28 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] <... openat resumed>) = 3 [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4156] close(12 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4157] close(29 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] <... futex resumed>) = 0 [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4157] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4156] close(13 [pid 4165] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4164] <... futex resumed>) = 0 [pid 4157] exit_group(0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] <... openat resumed>) = 4 [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4159] <... futex resumed>) = ? [pid 4157] <... exit_group resumed>) = ? [pid 4156] close(14 [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4163] <... openat resumed>) = 4 [pid 4159] +++ exited with 0 +++ [pid 4157] +++ exited with 0 +++ [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 62.639954][ T4160] RSP: 0018:ffffc90003dc7bd0 EFLAGS: 00010293 [ 62.647910][ T4160] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 62.658414][ T4160] RDX: ffff88801e3d3b00 RSI: ffffffff821ec114 RDI: ffffea0001c4f3a8 [ 62.667803][ T4160] RBP: ffffea0001c4f380 R08: 0000000000000001 R09: 0000000000000000 [ 62.676885][ T4160] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88806f147330 [ 62.685742][ T4160] R13: dffffc0000000000 R14: ffffea0001c4f300 R15: ffffea0001c4f380 [pid 4150] close(10 [pid 4165] <... futex resumed>) = 0 [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(15 [pid 4165] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4164] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] close(16) = -1 EBADF (Bad file descriptor) [pid 4156] close(17) = -1 EBADF (Bad file descriptor) [pid 4156] close(18 [pid 4165] <... write resumed>) = 61440 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(19 [pid 4165] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(20 [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 4165] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] close(21 [pid 4165] <... mmap resumed>) = 0x20000000 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(22 [pid 4165] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(23 [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] close(24 [pid 4165] <... socket resumed>) = 5 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] close(25 [pid 4165] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] <... futex resumed>) = 1 [pid 4161] <... futex resumed>) = 0 [pid 4156] close(26 [pid 4150] close(11 [pid 4165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4164] <... futex resumed>) = 0 [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... futex resumed>) = 0 [pid 4156] close(27 [pid 4163] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4156] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4156] close(28) = -1 EBADF (Bad file descriptor) [pid 4156] close(29) = -1 EBADF (Bad file descriptor) [pid 4156] exit_group(0 [pid 4158] <... futex resumed>) = ? [pid 4156] <... exit_group resumed>) = ? [pid 4158] +++ exited with 0 +++ [pid 4156] +++ exited with 0 +++ [pid 4150] close(12 [pid 3612] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4163] <... write resumed>) = 61440 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4150] close(13 [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4163] <... futex resumed>) = 1 [pid 4150] close(14 [pid 3610] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 4161] <... futex resumed>) = 0 [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... openat resumed>) = 3 [pid 3610] restart_syscall(<... resuming interrupted clone ...> [pid 4163] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4150] close(15 [pid 3612] fstat(3, [pid 3610] <... restart_syscall resumed>) = 0 [ 62.695285][ T4160] FS: 00007f6e25759700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 62.705455][ T4160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.713461][ T4160] CR2: 000000002000008c CR3: 0000000026be0000 CR4: 00000000003506f0 [ 62.722605][ T4160] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.732519][ T4160] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.741991][ T4160] Call Trace: [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4150] close(16 [pid 3612] getdents64(3, [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4163] <... mmap resumed>) = 0x20000000 [pid 4150] close(17 [pid 3612] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] umount2("./39", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4165] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4164] <... futex resumed>) = 0 [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] <... futex resumed>) = 1 [pid 4165] socket(AF_XDP, SOCK_RAW, 0 [pid 4150] close(18 [pid 4163] <... futex resumed>) = 1 [pid 3612] lstat("./40/binderfs", [pid 3610] openat(AT_FDCWD, "./39", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 4163] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4161] <... futex resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4150] close(19 [pid 3612] unlink("./40/binderfs" [pid 3610] <... openat resumed>) = 3 [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4163] <... futex resumed>) = 0 [pid 4161] <... futex resumed>) = 1 [pid 4163] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4163] <... socket resumed>) = 5 [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4161] <... futex resumed>) = 0 [pid 4161] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4165] <... socket resumed>) = 6 [pid 4163] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4161] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3612] <... unlink resumed>) = 0 [pid 3610] fstat(3, [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4150] close(20 [pid 3612] umount2("./40/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 4164] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4165] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4164] <... futex resumed>) = 0 [pid 4165] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4164] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4165] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] getdents64(3, [pid 4150] close(21 [pid 3612] lstat("./40/memory.events", [pid 3610] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 4165] <... futex resumed>) = 1 [pid 4164] <... futex resumed>) = 0 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3610] umount2("./39/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4165] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4164] close(3) = 0 [pid 4164] close(4) = 0 [pid 4164] close(5) = 0 [pid 4150] close(22 [pid 3612] unlink("./40/memory.events" [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4164] close(6 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] <... close resumed>) = 0 [pid 4150] close(23 [pid 3612] <... unlink resumed>) = 0 [pid 3610] lstat("./39/binderfs", [pid 4164] close(7) = -1 EBADF (Bad file descriptor) [pid 4164] close(8) = -1 EBADF (Bad file descriptor) [pid 4164] close(9) = -1 EBADF (Bad file descriptor) [pid 4164] close(10) = -1 EBADF (Bad file descriptor) [ 62.746529][ T4160] [ 62.751665][ T4160] folio_mark_dirty+0xc1/0x140 [ 62.757879][ T4160] unpin_user_pages_dirty_lock+0x411/0x4c0 [ 62.765847][ T4160] xdp_umem_create+0xced/0x1180 [ 62.771775][ T4160] xsk_setsockopt+0x73e/0x9e0 [ 62.777549][ T4160] ? aa_sk_perm+0x30f/0xaa0 [ 62.783340][ T4160] ? xsk_tx_release+0x3b0/0x3b0 [ 62.791034][ T4160] ? __fget_files+0x286/0x470 [pid 4164] close(11 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 4164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] close(12) = -1 EBADF (Bad file descriptor) [pid 4164] close(13) = -1 EBADF (Bad file descriptor) [pid 4164] close(14) = -1 EBADF (Bad file descriptor) [pid 4164] close(15) = -1 EBADF (Bad file descriptor) [pid 4164] close(16 [pid 4150] close(24 [pid 4164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] unlink("./39/binderfs" [pid 4164] close(17) = -1 EBADF (Bad file descriptor) [pid 4164] close(18) = -1 EBADF (Bad file descriptor) [pid 4164] close(19) = -1 EBADF (Bad file descriptor) [pid 4164] close(20) = -1 EBADF (Bad file descriptor) [pid 4164] close(21) = -1 EBADF (Bad file descriptor) [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] lstat("./40/cgroup", [pid 4164] close(22 [pid 3610] <... unlink resumed>) = 0 [pid 4164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] close(23) = -1 EBADF (Bad file descriptor) [pid 4164] close(24) = -1 EBADF (Bad file descriptor) [pid 4164] close(25) = -1 EBADF (Bad file descriptor) [pid 4164] close(26) = -1 EBADF (Bad file descriptor) [pid 4164] close(27) = -1 EBADF (Bad file descriptor) [pid 4164] close(28) = -1 EBADF (Bad file descriptor) [pid 4164] close(29 [pid 4150] close(25 [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] umount2("./39/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4164] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4164] exit_group(0 [pid 4165] <... futex resumed>) = ? [pid 4164] <... exit_group resumed>) = ? [pid 4165] +++ exited with 0 +++ [pid 4164] +++ exited with 0 +++ [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] unlink("./40/cgroup" [pid 3611] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4150] close(26 [pid 4161] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 3611] umount2("./40", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] <... futex resumed>) = 0 [pid 3611] openat(AT_FDCWD, "./40", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3611] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3611] getdents64(3, 0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./40/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] lstat("./39/memory.events", [pid 4161] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] <... mmap resumed>) = 0x7f6e25739000 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] lstat("./40/binderfs", [pid 3610] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3611] unlink("./40/binderfs" [pid 4161] mprotect(0x7f6e2573a000, 131072, PROT_READ|PROT_WRITE [pid 3611] <... unlink resumed>) = 0 [pid 4161] <... mprotect resumed>) = 0 [pid 3611] umount2("./40/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3611] lstat("./40/memory.events", [pid 4161] clone(child_stack=0x7f6e257593f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 3611] <... lstat resumed>{st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 4150] close(27 [pid 3611] unlink("./40/memory.events" [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] <... unlink resumed>) = 0 [pid 3610] unlink("./39/memory.events" [pid 4161] <... clone resumed>, parent_tid=[98], tls=0x7f6e25759700, child_tidptr=0x7f6e257599d0) = 98 [pid 4150] close(28 [pid 3611] umount2("./40/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4161] <... futex resumed>) = 0 [pid 4150] close(29 [pid 3612] lstat("./40/cgroup.net", [pid 3611] lstat("./40/cgroup", [pid 4161] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4150] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4150] exit_group(0 [pid 3611] unlink("./40/cgroup" [pid 4150] <... exit_group resumed>) = ? [pid 3611] <... unlink resumed>) = 0 [pid 3611] umount2("./40/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 4166 attached [pid 3611] lstat("./40/cgroup.net", [pid 4166] set_robust_list(0x7f6e257599e0, 24 [pid 3611] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [ 62.796913][ T4160] ? aa_af_perm+0x230/0x230 [ 62.802596][ T4160] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 62.809722][ T4160] __sys_setsockopt+0x2db/0x6a0 [ 62.815490][ T4160] ? xsk_tx_release+0x3b0/0x3b0 [ 62.821111][ T4160] ? __ia32_sys_recv+0x100/0x100 [ 62.829088][ T4160] ? lock_downgrade+0x6e0/0x6e0 [ 62.834959][ T4160] ? _raw_spin_unlock_irq+0x1f/0x40 [ 62.842174][ T4160] ? lockdep_hardirqs_on+0x79/0x100 [pid 4166] <... set_robust_list resumed>) = 0 [pid 4162] <... futex resumed>) = ? [pid 4153] <... futex resumed>) = ? [pid 3612] unlink("./40/cgroup.net" [pid 3611] unlink("./40/cgroup.net" [pid 3610] umount2("./39/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4166] socket(AF_XDP, SOCK_RAW, 0 [pid 4162] +++ exited with 0 +++ [pid 3611] <... unlink resumed>) = 0 [pid 4166] <... socket resumed>) = 6 [pid 3612] <... unlink resumed>) = 0 [pid 3611] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4166] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4153] +++ exited with 0 +++ [pid 4150] +++ exited with 0 +++ [pid 3612] umount2("./40/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3611] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4166] <... futex resumed>) = 1 [pid 4161] <... futex resumed>) = 0 [pid 3611] lstat("./40/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4161] futex(0x7f6e258534f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 3611] unlink("./40/cgroup.cpu") = 0 [pid 3611] getdents64(3, 0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] lstat("./39/cgroup", [pid 3614] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3612] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3611] close(3) = 0 [pid 4166] setsockopt(6, SOL_XDP, XDP_UMEM_REG, 0x20000040, 2100591 [pid 4161] <... futex resumed>) = 0 [pid 3611] rmdir("./40") = 0 [pid 3611] mkdir("./41", 0777) = 0 [pid 4161] futex(0x7f6e258534fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4167 attached [pid 3612] lstat("./40/cgroup.cpu", [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 4167] set_robust_list(0x55555684f5e0, 24 [pid 3611] <... clone resumed>, child_tidptr=0x55555684f5d0) = 91 [pid 4167] <... set_robust_list resumed>) = 0 [pid 4167] chdir("./41") = 0 [pid 4167] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 3612] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4167] <... prctl resumed>) = 0 [pid 3610] unlink("./39/cgroup" [pid 4167] setpgid(0, 0) = 0 [pid 4167] symlink("/syzcgroup/unified/syz4", "./cgroup") = 0 [pid 4167] symlink("/syzcgroup/cpu/syz4", "./cgroup.cpu") = 0 [pid 4167] symlink("/syzcgroup/net/syz4", "./cgroup.net") = 0 [pid 4167] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4167] write(3, "1000", 4) = 4 [pid 4167] close(3) = 0 [pid 4167] symlink("/dev/binderfs", "./binderfs") = 0 [pid 4167] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4167] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 4166] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4167] <... mmap resumed>) = 0x7f6e2575a000 [pid 4167] mprotect(0x7f6e2575b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4167] clone(child_stack=0x7f6e2577a3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[92], tls=0x7f6e2577a700, child_tidptr=0x7f6e2577a9d0) = 92 [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4166] futex(0x7f6e258534fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4166] <... futex resumed>) = 1 [pid 4161] <... futex resumed>) = 0 [pid 4166] futex(0x7f6e258534f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] unlink("./40/cgroup.cpu"./strace-static-x86_64: Process 4168 attached [pid 3610] <... unlink resumed>) = 0 [pid 3612] <... unlink resumed>) = 0 [pid 4168] set_robust_list(0x7f6e2577a9e0, 24) = 0 [pid 3612] getdents64(3, [ 62.851611][ T4160] __x64_sys_setsockopt+0xba/0x150 [ 62.857768][ T4160] do_syscall_64+0x35/0xb0 [ 62.862935][ T4160] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 62.869588][ T4160] RIP: 0033:0x7f6e257c9a79 [ 62.875084][ T4160] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [pid 3610] umount2("./39/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4163] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4163] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4163] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4161] close(3 [pid 4168] openat(AT_FDCWD, "memory.events", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 3614] umount2("./41", MNT_DETACH|UMOUNT_NOFOLLOW [pid 3612] <... getdents64 resumed>0x555556850620 /* 0 entries */, 32768) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3612] close(3 [pid 3610] lstat("./39/cgroup.net", [pid 4168] <... openat resumed>) = 3 [pid 3614] openat(AT_FDCWD, "./41", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 3612] <... close resumed>) = 0 [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 3614] <... openat resumed>) = 3 [pid 3612] rmdir("./40" [pid 3610] unlink("./39/cgroup.net" [pid 4161] <... close resumed>) = 0 [pid 4161] close(4) = 0 [pid 4161] close(5) = 0 [pid 4161] close(6) = 0 [pid 4161] close(7) = -1 EBADF (Bad file descriptor) [pid 4161] close(8) = -1 EBADF (Bad file descriptor) [pid 4161] close(9) = -1 EBADF (Bad file descriptor) [pid 4161] close(10) = -1 EBADF (Bad file descriptor) [pid 4161] close(11) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4161] close(12 [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3612] <... rmdir resumed>) = 0 [pid 3610] <... unlink resumed>) = 0 [pid 4168] openat(AT_FDCWD, "memory.events", O_WRONLY|O_TRUNC|O_NONBLOCK|O_DSYNC|O_DIRECT|FASYNC|0x4 [pid 4167] <... futex resumed>) = 0 [pid 4161] close(13 [pid 3614] fstat(3, [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4161] close(14) = -1 EBADF (Bad file descriptor) [pid 4161] close(15 [pid 4168] <... openat resumed>) = 4 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] close(16 [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4167] <... futex resumed>) = 0 [pid 4161] close(17 [pid 4168] write(4, "\x30\x78\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 61440 [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4161] close(18 [pid 3614] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3612] mkdir("./41", 0777 [pid 3610] umount2("./39/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... write resumed>) = 61440 [pid 4161] close(19 [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4161] close(20 [pid 4168] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4167] <... futex resumed>) = 0 [pid 4161] close(21 [pid 4168] mmap(0x20000000, 11755520, PROT_WRITE|PROT_SEM|PROT_GROWSUP, MAP_SHARED_VALIDATE|MAP_FIXED, 3, 0 [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] getdents64(3, [pid 4168] <... mmap resumed>) = 0x20000000 [pid 4161] close(22 [pid 3612] <... mkdir resumed>) = 0 [pid 3610] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4161] close(23 [pid 4168] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 4167] <... futex resumed>) = 0 [pid 4161] close(24 [pid 4168] socket(AF_INET6, SOCK_STREAM, IPPROTO_IP [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... socket resumed>) = 5 [pid 4161] close(25 [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4161] close(26 [pid 4168] futex(0x7f6e258534e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 4168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 62.898879][ T4160] RSP: 002b:00007f6e25759308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 62.910466][ T4160] RAX: ffffffffffffffda RBX: 00007f6e258534f8 RCX: 00007f6e257c9a79 [ 62.920768][ T4160] RDX: 0000000000000004 RSI: 000000000000011b RDI: 0000000000000006 [ 62.929913][ T4160] RBP: 00007f6e258534f0 R08: 0000000000200d6f R09: 0000000000000000 [ 62.939880][ T4160] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f6e258534fc [pid 4167] <... futex resumed>) = 0 [pid 4161] close(27 [pid 4168] setsockopt(5, SOL_SOCKET, SO_RESERVE_MEM, 0x20000040, 16 [pid 4167] futex(0x7f6e258534ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 3614] <... getdents64 resumed>0x555556850620 /* 7 entries */, 32768) = 216 [pid 3612] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 3610] lstat("./39/cgroup.cpu", [pid 4161] close(28) = -1 EBADF (Bad file descriptor) [pid 4161] close(29 [pid 3614] umount2("./41/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 4161] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 4169 attached [pid 4161] exit_group(0 [pid 3614] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 3610] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 4166] <... futex resumed>) = ? [pid 4163] <... futex resumed>) = ? [pid 4161] <... exit_group resumed>) = ? [pid 4169] set_robust_list(0x55555684f5e0, 24 [pid 4166] +++ exited with 0 +++ [pid 4163] +++ exited with 0 +++ [pid 4161] +++ exited with 0 +++ [pid 3614] lstat("./41/binderfs", [pid 3612] <... clone resumed>, child_tidptr=0x55555684f5d0) = 91 [pid 3610] unlink("./39/cgroup.cpu" [pid 3613] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 3613] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3613] umount2("./42", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] openat(AT_FDCWD, "./42", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 3613] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 3613] getdents64(3, 0x555556850620 /* 7 entries */, 32768) = 216 [pid 3613] umount2("./42/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 3613] unlink("./42/binderfs") = 0 [pid 3613] umount2("./42/memory.events", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/memory.events", {st_mode=S_IFREG|000, st_size=61440, ...}) = 0 [pid 3613] unlink("./42/memory.events") = 0 [pid 3613] umount2("./42/cgroup", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup", {st_mode=S_IFLNK|0777, st_size=23, ...}) = 0 [pid 3613] unlink("./42/cgroup") = 0 [pid 3613] umount2("./42/cgroup.net", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup.net", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./42/cgroup.net") = 0 [pid 3613] umount2("./42/cgroup.cpu", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 3613] lstat("./42/cgroup.cpu", {st_mode=S_IFLNK|0777, st_size=19, ...}) = 0 [pid 3613] unlink("./42/cgroup.cpu") = 0 [pid 3613] getdents64(3, 0x555556850620 /* 0 entries */, 32768) = 0 [pid 3613] close(3) = 0 [pid 3613] rmdir("./42") = 0 [pid 3613] mkdir("./43", 0777) = 0 [pid 3613] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 4170 attached [pid 4170] set_robust_list(0x55555684f5e0, 24) = 0 [pid 3613] <... clone resumed>, child_tidptr=0x55555684f5d0) = 99 [pid 4170] chdir("./43") = 0 [pid 4170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 62.949607][ T4160] R13: 00007f6e2582029c R14: 652e79726f6d656d R15: 0000000000022000 [ 62.961111][ T4160] [ 62.965158][ T4160] Kernel panic - not syncing: panic_on_warn set ... [ 62.971777][ T4160] CPU: 0 PID: 4160 Comm: syz-executor368 Not tainted 5.18.0-syzkaller-12117-gcf67838c4422 #0 [ 62.981969][ T4160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.992050][ T4160] Call Trace: [ 62.995354][ T4160] [pid 4170] setpgid(0, 0) = 0 [pid 4170] symlink("/syzcgroup/unified/syz5", "./cgroup") = 0 [pid 4168] <... setsockopt resumed>) = -1 ENOMEM (Cannot allocate memory) [pid 4170] symlink("/syzcgroup/cpu/syz5", "./cgroup.cpu" [pid 4168] futex(0x7f6e258534ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] <... symlink resumed>) = 0 [pid 4168] <... futex resumed>) = 1 [pid 4167] <... futex resumed>) = 0 [pid 4170] symlink("/syzcgroup/net/syz5", "./cgroup.net" [pid 4168] socket(AF_XDP, SOCK_RAW, 0 [pid 4167] futex(0x7f6e258534e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 4170] <... symlink resumed>) = 0 [pid 4168] <... socket resumed>) = 6 [pid 4167] <... futex resumed>) = 0 [ 62.998317][ T4160] dump_stack_lvl+0xcd/0x134 [ 63.002958][ T4160] panic+0x2d7/0x636 [ 63.006896][ T4160] ? panic_print_sys_info.part.0+0x10b/0x10b [ 63.013050][ T4160] ? __warn.cold+0x1d9/0x2cd [ 63.017688][ T4160] ? ext4_dirty_folio+0xf4/0x120 [ 63.022678][ T4160] __warn.cold+0x1ea/0x2cd [ 63.027145][ T4160] ? ext4_dirty_folio+0xf4/0x120 [ 63.032142][ T4160] report_bug+0x1bc/0x210 [ 63.036557][ T4160] handle_bug+0x3c/0x60 [ 63.040759][ T4160] exc_invalid_op+0x14/0x40 [ 63.045313][ T4160] asm_exc_invalid_op+0x1b/0x20 [ 63.050207][ T4160] RIP: 0010:ext4_dirty_folio+0xf4/0x120 [ 63.055886][ T4160] Code: 1b 31 ff 48 c1 eb 03 83 e3 01 89 de e8 55 bf 5b ff 84 db 0f 85 72 ff ff ff e8 48 c3 5b ff 0f 0b e9 66 ff ff ff e8 3c c3 5b ff <0f> 0b eb 88 48 89 df e8 60 83 a8 ff e9 3d ff ff ff e8 56 83 a8 ff [ 63.075532][ T4160] RSP: 0018:ffffc90003dc7bd0 EFLAGS: 00010293 [ 63.081637][ T4160] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 63.089638][ T4160] RDX: ffff88801e3d3b00 RSI: ffffffff821ec114 RDI: ffffea0001c4f3a8 [ 63.097644][ T4160] RBP: ffffea0001c4f380 R08: 0000000000000001 R09: 0000000000000000 [ 63.105649][ T4160] R10: 0000000000000001 R11: 0000000000000001 R12: ffff88806f147330 [ 63.113654][ T4160] R13: dffffc0000000000 R14: ffffea0001c4f300 R15: ffffea0001c4f380 [ 63.121761][ T4160] ? ext4_dirty_folio+0xf4/0x120 [ 63.126842][ T4160] folio_mark_dirty+0xc1/0x140 [ 63.131647][ T4160] unpin_user_pages_dirty_lock+0x411/0x4c0 [ 63.137690][ T4160] xdp_umem_create+0xced/0x1180 [ 63.142597][ T4160] xsk_setsockopt+0x73e/0x9e0 [ 63.147323][ T4160] ? aa_sk_perm+0x30f/0xaa0 [ 63.151960][ T4160] ? xsk_tx_release+0x3b0/0x3b0 [ 63.156885][ T4160] ? __fget_files+0x286/0x470 [ 63.161613][ T4160] ? aa_af_perm+0x230/0x230 [ 63.166174][ T4160] ? bpf_lsm_socket_setsockopt+0x5/0x10 [ 63.171941][ T4160] __sys_setsockopt+0x2db/0x6a0 [ 63.176936][ T4160] ? xsk_tx_release+0x3b0/0x3b0 [ 63.181826][ T4160] ? __ia32_sys_recv+0x100/0x100 [ 63.186808][ T4160] ? lock_downgrade+0x6e0/0x6e0 [ 63.191840][ T4160] ? _raw_spin_unlock_irq+0x1f/0x40 [ 63.197077][ T4160] ? lockdep_hardirqs_on+0x79/0x100 [ 63.202325][ T4160] __x64_sys_setsockopt+0xba/0x150 [ 63.207507][ T4160] do_syscall_64+0x35/0xb0 [ 63.211969][ T4160] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 63.217907][ T4160] RIP: 0033:0x7f6e257c9a79 [ 63.222357][ T4160] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.242013][ T4160] RSP: 002b:00007f6e25759308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 63.250579][ T4160] RAX: ffffffffffffffda RBX: 00007f6e258534f8 RCX: 00007f6e257c9a79 [ 63.258600][ T4160] RDX: 0000000000000004 RSI: 000000000000011b RDI: 0000000000000006 [ 63.266606][ T4160] RBP: 00007f6e258534f0 R08: 0000000000200d6f R09: 0000000000000000 [ 63.274616][ T4160] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f6e258534fc [ 63.282621][ T4160] R13: 00007f6e2582029c R14: 652e79726f6d656d R15: 0000000000022000 [ 63.290661][ T4160] [ 63.293989][ T4160] Kernel Offset: disabled [ 63.298358][ T4160] Rebooting in 86400 seconds.. [pid 4170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC