./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1648473137 <...> DUID 00:04:92:3d:a4:bf:d8:99:95:1d:d2:9f:0e:34:7d:20:a7:e6 forked to background, child pid 4870 [ 35.153197][ T4871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.171626][ T4871] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.5' (ECDSA) to the list of known hosts. execve("./syz-executor1648473137", ["./syz-executor1648473137"], 0x7ffcb459d390 /* 10 vars */) = 0 brk(NULL) = 0x555555f9d000 brk(0x555555f9dc40) = 0x555555f9dc40 arch_prctl(ARCH_SET_FS, 0x555555f9d300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x555555f9d5d0) = 5296 set_robust_list(0x555555f9d5e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f3a0084d960, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f3a0084e030}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f3a0084da00, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f3a0084e030}, 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-executor1648473137", 4096) = 28 brk(0x555555fbec40) = 0x555555fbec40 brk(0x555555fbf000) = 0x555555fbf000 mprotect(0x7f3a0090f000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5297 attached , child_tidptr=0x555555f9d5d0) = 5297 [pid 5296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5297] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5296] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5298 [pid 5297] getpid( [pid 5296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5298 attached [pid 5297] <... getpid resumed>) = 5297 [pid 5297] mkdir("./syzkaller.XvEDlH", 0700 [pid 5296] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5299 [pid 5296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5297] <... mkdir resumed>) = 0 [pid 5298] set_robust_list(0x555555f9d5e0, 24 [pid 5297] chmod("./syzkaller.XvEDlH", 0777 [pid 5296] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5300 [pid 5296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5297] <... chmod resumed>) = 0 [pid 5298] <... set_robust_list resumed>) = 0 [pid 5298] getpid( [pid 5297] chdir("./syzkaller.XvEDlH"./strace-static-x86_64: Process 5299 attached [pid 5298] <... getpid resumed>) = 5298 [pid 5297] <... chdir resumed>) = 0 [pid 5298] mkdir("./syzkaller.rMzhcN", 0700 [pid 5297] unshare(CLONE_NEWPID [pid 5299] set_robust_list(0x555555f9d5e0, 24 [pid 5296] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5301 [pid 5296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 5302 [pid 5298] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5301 attached [pid 5301] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5301] getpid( [pid 5297] <... unshare resumed>) = 0 [pid 5298] chmod("./syzkaller.rMzhcN", 0777 [pid 5301] <... getpid resumed>) = 5301 ./strace-static-x86_64: Process 5300 attached [pid 5301] mkdir("./syzkaller.Xwop53", 0700 [pid 5298] <... chmod resumed>) = 0 [pid 5297] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5301] <... mkdir resumed>) = 0 [pid 5300] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5298] chdir("./syzkaller.rMzhcN" [pid 5300] getpid() = 5300 [pid 5299] <... set_robust_list resumed>) = 0 [pid 5298] <... chdir resumed>) = 0 [pid 5297] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5303 [pid 5300] mkdir("./syzkaller.8YnDOY", 0700 [pid 5298] unshare(CLONE_NEWPID) = 0 [pid 5298] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5301] chmod("./syzkaller.Xwop53", 0777) = 0 [pid 5301] chdir("./syzkaller.Xwop53") = 0 [pid 5301] unshare(CLONE_NEWPID) = 0 ./strace-static-x86_64: Process 5304 attached ./strace-static-x86_64: Process 5302 attached [pid 5299] getpid( [pid 5298] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5304 [pid 5301] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5299] <... getpid resumed>) = 5299 [pid 5299] mkdir("./syzkaller.K7jCQU", 0700 [pid 5300] <... mkdir resumed>) = 0 [pid 5299] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5303 attached [pid 5302] set_robust_list(0x555555f9d5e0, 24 [pid 5299] chmod("./syzkaller.K7jCQU", 0777 [pid 5300] chmod("./syzkaller.8YnDOY", 0777) = 0 [pid 5299] <... chmod resumed>) = 0 [pid 5303] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5304] set_robust_list(0x555555f9d5e0, 24 [pid 5303] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5302] <... set_robust_list resumed>) = 0 [pid 5299] chdir("./syzkaller.K7jCQU" [pid 5300] chdir("./syzkaller.8YnDOY" [pid 5299] <... chdir resumed>) = 0 [pid 5302] getpid( [pid 5301] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5305 [pid 5299] unshare(CLONE_NEWPID [pid 5300] <... chdir resumed>) = 0 [pid 5302] <... getpid resumed>) = 5302 [pid 5299] <... unshare resumed>) = 0 [pid 5299] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5302] mkdir("./syzkaller.75M4W5", 0700 [pid 5300] unshare(CLONE_NEWPID) = 0 [pid 5300] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5302] <... mkdir resumed>) = 0 [pid 5299] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5306 ./strace-static-x86_64: Process 5306 attached [pid 5304] <... set_robust_list resumed>) = 0 [pid 5302] chmod("./syzkaller.75M4W5", 0777) = 0 [pid 5304] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5302] chdir("./syzkaller.75M4W5" [pid 5303] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5302] <... chdir resumed>) = 0 [pid 5303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5304] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5303] <... prctl resumed>) = 0 [pid 5302] unshare(CLONE_NEWPID [pid 5303] setsid() = 1 [pid 5304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5302] <... unshare resumed>) = 0 [pid 5306] set_robust_list(0x555555f9d5e0, 24 [pid 5304] <... prctl resumed>) = 0 [pid 5302] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5303] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5303] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5303] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5303] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5304] setsid( [pid 5303] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 5307 attached [pid 5306] <... set_robust_list resumed>) = 0 [pid 5304] <... setsid resumed>) = 1 [pid 5302] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5307 [pid 5303] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5303] unshare(CLONE_NEWNS [pid 5304] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5306] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5304] <... prlimit64 resumed>NULL) = 0 [pid 5304] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5304] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5307] set_robust_list(0x555555f9d5e0, 24 [pid 5304] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, ./strace-static-x86_64: Process 5308 attached NULL) = 0 [pid 5308] set_robust_list(0x555555f9d5e0, 24 [pid 5307] <... set_robust_list resumed>) = 0 [pid 5304] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5303] <... unshare resumed>) = 0 [pid 5306] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5304] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5306] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5303] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5306] <... prctl resumed>) = 0 [pid 5304] unshare(CLONE_NEWNS./strace-static-x86_64: Process 5305 attached [pid 5306] setsid( [pid 5304] <... unshare resumed>) = 0 [pid 5306] <... setsid resumed>) = 1 [pid 5303] <... mount resumed>) = 0 [pid 5306] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5304] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5306] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5305] set_robust_list(0x555555f9d5e0, 24 [pid 5304] <... mount resumed>) = 0 [pid 5308] <... set_robust_list resumed>) = 0 [pid 5307] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5304] unshare(CLONE_NEWIPC [pid 5306] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5300] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 5308 [pid 5305] <... set_robust_list resumed>) = 0 [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5305] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5304] <... unshare resumed>) = 0 [pid 5307] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5306] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5304] unshare(CLONE_NEWCGROUP [pid 5307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... unshare resumed>) = 0 [pid 5306] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5307] <... prctl resumed>) = 0 [pid 5304] unshare(CLONE_NEWUTS [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... unshare resumed>) = 0 [pid 5307] setsid( [pid 5306] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5307] <... setsid resumed>) = 1 [pid 5306] <... prlimit64 resumed>NULL) = 0 [pid 5304] unshare(CLONE_SYSVSEM [pid 5307] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5306] unshare(CLONE_NEWNS [pid 5304] <... unshare resumed>) = 0 [pid 5306] <... unshare resumed>) = 0 [pid 5305] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5303] unshare(CLONE_NEWIPC [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5306] <... mount resumed>) = 0 [pid 5305] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5304] <... openat resumed>) = 3 [pid 5303] <... unshare resumed>) = 0 [pid 5307] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5306] unshare(CLONE_NEWIPC [pid 5304] write(3, "16777216", 8 [pid 5305] <... prctl resumed>) = 0 [pid 5303] unshare(CLONE_NEWCGROUP [pid 5305] setsid( [pid 5303] <... unshare resumed>) = 0 [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] <... unshare resumed>) = 0 [pid 5305] <... setsid resumed>) = 1 [pid 5304] <... write resumed>) = 8 [pid 5303] unshare(CLONE_NEWUTS [pid 5308] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5307] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5306] unshare(CLONE_NEWCGROUP [pid 5305] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5304] close(3 [pid 5303] <... unshare resumed>) = 0 [pid 5308] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] <... unshare resumed>) = 0 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... close resumed>) = 0 [pid 5303] unshare(CLONE_SYSVSEM [pid 5308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5307] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5306] unshare(CLONE_NEWUTS [pid 5305] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5303] <... unshare resumed>) = 0 [pid 5308] <... prctl resumed>) = 0 [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] <... unshare resumed>) = 0 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... openat resumed>) = 3 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5308] setsid( [pid 5307] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5306] unshare(CLONE_SYSVSEM [pid 5305] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5304] write(3, "536870912", 9 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... setsid resumed>) = 1 [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] <... unshare resumed>) = 0 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... write resumed>) = 9 [pid 5303] write(3, "16777216", 8 [pid 5308] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5307] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5305] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5304] close(3 [pid 5303] <... write resumed>) = 8 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5307] <... prlimit64 resumed>NULL) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... close resumed>) = 0 [pid 5303] close(3 [pid 5308] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5307] unshare(CLONE_NEWNS [pid 5306] write(3, "16777216", 8 [pid 5305] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5303] <... close resumed>) = 0 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5308] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5307] <... unshare resumed>) = 0 [pid 5306] <... write resumed>) = 8 [pid 5305] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5303] <... openat resumed>) = 3 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5307] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5306] close(3 [pid 5305] <... prlimit64 resumed>NULL) = 0 [pid 5304] <... openat resumed>) = 3 [pid 5303] write(3, "536870912", 9 [pid 5308] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5307] <... mount resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] unshare(CLONE_NEWNS [pid 5304] write(3, "1024", 4 [pid 5303] <... write resumed>) = 9 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5307] unshare(CLONE_NEWIPC [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5305] <... unshare resumed>) = 0 [pid 5304] <... write resumed>) = 4 [pid 5303] close(3 [pid 5308] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5305] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5303] <... close resumed>) = 0 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5307] <... unshare resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... mount resumed>) = 0 [pid 5304] close(3 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5308] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5307] unshare(CLONE_NEWCGROUP [pid 5306] write(3, "536870912", 9 [pid 5305] unshare(CLONE_NEWIPC [pid 5304] <... close resumed>) = 0 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... prlimit64 resumed>NULL) = 0 [pid 5307] <... unshare resumed>) = 0 [pid 5306] <... write resumed>) = 9 [pid 5305] <... unshare resumed>) = 0 [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5303] write(3, "1024", 4 [pid 5308] unshare(CLONE_NEWNS [pid 5307] unshare(CLONE_NEWUTS [pid 5306] close(3 [pid 5305] unshare(CLONE_NEWCGROUP [pid 5303] <... write resumed>) = 4 [pid 5308] <... unshare resumed>) = 0 [pid 5307] <... unshare resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... unshare resumed>) = 0 [pid 5304] <... openat resumed>) = 3 [pid 5303] close(3 [pid 5308] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5307] unshare(CLONE_SYSVSEM [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5305] unshare(CLONE_NEWUTS [pid 5304] write(3, "8192", 4 [pid 5303] <... close resumed>) = 0 [pid 5308] <... mount resumed>) = 0 [pid 5307] <... unshare resumed>) = 0 [pid 5305] <... unshare resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5308] unshare(CLONE_NEWIPC [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5306] write(3, "1024", 4 [pid 5305] unshare(CLONE_SYSVSEM [pid 5304] <... write resumed>) = 4 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... unshare resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... write resumed>) = 4 [pid 5305] <... unshare resumed>) = 0 [pid 5303] write(3, "8192", 4 [pid 5304] close(3 [pid 5308] unshare(CLONE_NEWCGROUP [pid 5307] write(3, "16777216", 8 [pid 5306] close(3 [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5304] <... close resumed>) = 0 [pid 5303] <... write resumed>) = 4 [pid 5308] <... unshare resumed>) = 0 [pid 5307] <... write resumed>) = 8 [pid 5306] <... close resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5303] close(3 [pid 5308] unshare(CLONE_NEWUTS [pid 5307] close(3 [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5305] write(3, "16777216", 8 [pid 5303] <... close resumed>) = 0 [pid 5308] <... unshare resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... write resumed>) = 8 [pid 5304] <... openat resumed>) = 3 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5308] unshare(CLONE_SYSVSEM [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5306] write(3, "8192", 4 [pid 5305] close(3 [pid 5304] write(3, "1024", 4 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... unshare resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... write resumed>) = 4 [pid 5305] <... close resumed>) = 0 [pid 5304] <... write resumed>) = 4 [pid 5303] write(3, "1024", 4 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5307] write(3, "536870912", 9 [pid 5306] close(3 [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5304] close(3 [pid 5303] <... write resumed>) = 4 [pid 5308] <... openat resumed>) = 3 [pid 5307] <... write resumed>) = 9 [pid 5306] <... close resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] <... close resumed>) = 0 [pid 5303] close(3 [pid 5308] write(3, "16777216", 8 [pid 5307] close(3 [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5305] write(3, "536870912", 9 [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5303] <... close resumed>) = 0 [pid 5308] <... write resumed>) = 8 [pid 5307] <... close resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... write resumed>) = 9 [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5308] close(3 [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5306] write(3, "1024", 4 [pid 5305] close(3 [pid 5304] <... openat resumed>) = 3 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... write resumed>) = 4 [pid 5305] <... close resumed>) = 0 [pid 5304] write(3, "1024", 4 [pid 5303] write(3, "1024", 4 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5307] write(3, "1024", 4 [pid 5306] close(3 [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5304] <... write resumed>) = 4 [pid 5303] <... write resumed>) = 4 [pid 5308] <... openat resumed>) = 3 [pid 5307] <... write resumed>) = 4 [pid 5306] <... close resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] close(3 [pid 5303] close(3 [pid 5308] write(3, "536870912", 9 [pid 5307] close(3 [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5305] write(3, "1024", 4 [pid 5304] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5308] <... write resumed>) = 9 [pid 5307] <... close resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... write resumed>) = 4 [pid 5304] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5303] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5308] close(3 [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5306] write(3, "1024", 4 [pid 5305] close(3 [pid 5304] <... openat resumed>) = 3 [pid 5303] <... openat resumed>) = 3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... write resumed>) = 4 [pid 5305] <... close resumed>) = 0 [pid 5304] write(3, "1024 1048576 500 1024", 21 [pid 5303] write(3, "1024 1048576 500 1024", 21 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5307] write(3, "8192", 4 [pid 5306] close(3 [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5304] <... write resumed>) = 21 [pid 5303] <... write resumed>) = 21 [pid 5308] <... openat resumed>) = 3 [pid 5307] <... write resumed>) = 4 [pid 5306] <... close resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] close(3 [pid 5303] close(3 [pid 5308] write(3, "1024", 4 [pid 5307] close(3 [pid 5306] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5305] write(3, "8192", 4 [pid 5304] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5308] <... write resumed>) = 4 [pid 5307] <... close resumed>) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5305] <... write resumed>) = 4 [pid 5304] getpid( [pid 5303] getpid( [pid 5308] close(3 [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5306] write(3, "1024 1048576 500 1024", 21 [pid 5305] close(3 [pid 5304] <... getpid resumed>) = 1 [pid 5303] <... getpid resumed>) = 1 [pid 5308] <... close resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... write resumed>) = 21 [pid 5305] <... close resumed>) = 0 [pid 5304] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5303] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5307] write(3, "1024", 4 [pid 5306] close(3 [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5304] <... capget resumed>{effective=1<{effective=1<) = 3 [pid 5307] <... write resumed>) = 4 [pid 5306] <... close resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5304] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5303] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5308] write(3, "8192", 4 [pid 5307] close(3 [pid 5306] getpid( [pid 5305] write(3, "1024", 4 [pid 5304] <... capset resumed>) = 0 [pid 5303] <... capset resumed>) = 0 [pid 5308] <... write resumed>) = 4 [pid 5307] <... close resumed>) = 0 [pid 5306] <... getpid resumed>) = 1 [pid 5305] <... write resumed>) = 4 [pid 5304] unshare(CLONE_NEWNET [pid 5303] unshare(CLONE_NEWNET [pid 5308] close(3 [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5306] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... openat resumed>) = 3 [pid 5306] <... capget resumed>{effective=1<) = 0 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5307] write(3, "1024", 4 [pid 5306] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5308] <... openat resumed>) = 3 [pid 5305] <... openat resumed>) = 3 [pid 5308] write(3, "1024", 4 [pid 5305] write(3, "1024", 4 [pid 5308] <... write resumed>) = 4 [pid 5307] <... write resumed>) = 4 [pid 5306] <... capset resumed>) = 0 [pid 5305] <... write resumed>) = 4 [pid 5308] close(3 [pid 5307] close(3 [pid 5306] unshare(CLONE_NEWNET [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5305] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5308] <... openat resumed>) = 3 [pid 5305] <... openat resumed>) = 3 [pid 5308] write(3, "1024", 4 [pid 5305] write(3, "1024 1048576 500 1024", 21 [pid 5308] <... write resumed>) = 4 [pid 5305] <... write resumed>) = 21 [pid 5308] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5305] getpid( [pid 5308] <... openat resumed>) = 3 [pid 5305] <... getpid resumed>) = 1 [pid 5308] write(3, "1024 1048576 500 1024", 21 [pid 5305] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5308] <... write resumed>) = 21 [pid 5305] <... capget resumed>{effective=1< [pid 5305] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5308] <... close resumed>) = 0 [pid 5305] <... capset resumed>) = 0 [pid 5308] getpid( [pid 5305] unshare(CLONE_NEWNET [pid 5308] <... getpid resumed>) = 1 [pid 5307] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5308] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5307] <... openat resumed>) = 3 [pid 5307] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5307] close(3) = 0 [pid 5307] getpid() = 1 [pid 5307] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5303] <... unshare resumed>) = 0 [pid 5303] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5303] write(3, "0 65535", 7) = 7 [pid 5303] close(3) = 0 [pid 5303] mkdir("/dev/binderfs", 0777) = 0 [pid 5303] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 5303] mkdir("./0", 0777) = 0 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 2 ./strace-static-x86_64: Process 5309 attached [pid 5309] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5309] chdir("./0") = 0 [pid 5309] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5309] setpgid(0, 0) = 0 [pid 5309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5309] write(3, "1000", 4) = 4 [pid 5309] close(3) = 0 [pid 5309] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5309] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5309] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5309] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5309] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5310 attached [pid 5304] <... unshare resumed>) = 0 [pid 5304] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5310] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5310] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 3 [pid 5310] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5309] <... futex resumed>) = 0 [pid 5309] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5310] <... futex resumed>) = 1 [pid 5310] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5304] <... openat resumed>) = 3 [pid 5304] write(3, "0 65535", 7) = 7 [pid 5304] close(3) = 0 [pid 5304] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5304] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 5304] mkdir("./0", 0777 [pid 5305] <... unshare resumed>) = 0 [pid 5305] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5309] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5309] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5309] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5309] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5305] write(3, "0 65535", 7 [pid 5309] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 [pid 5309] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5305] <... write resumed>) = 7 [pid 5305] close(3) = 0 [pid 5305] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5305] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 ./strace-static-x86_64: Process 5311 attached [pid 5311] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5311] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5305] mkdir("./0", 0777 [pid 5306] <... unshare resumed>) = 0 [pid 5308] <... unshare resumed>) = 0 [pid 5308] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5307] <... unshare resumed>) = 0 [pid 5306] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5307] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5308] <... openat resumed>) = 3 [pid 5308] write(3, "0 65535", 7 [pid 5307] <... openat resumed>) = 3 [pid 5307] write(3, "0 65535", 7 [pid 5308] <... write resumed>) = 7 [pid 5308] close(3 [pid 5307] <... write resumed>) = 7 [pid 5307] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5308] mkdir("/dev/binderfs", 0777 [pid 5307] mkdir("/dev/binderfs", 0777 [pid 5308] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5307] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5307] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5308] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5307] <... mount resumed>) = 0 [pid 5308] <... mount resumed>) = 0 [pid 5307] mkdir("./0", 0777 [pid 5308] mkdir("./0", 0777 [pid 5306] <... openat resumed>) = 3 [pid 5306] write(3, "0 65535", 7) = 7 [pid 5306] close(3) = 0 [pid 5306] mkdir("/dev/binderfs", 0777) = -1 EEXIST (File exists) [pid 5306] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 5306] mkdir("./0", 0777 [pid 5309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5309] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5309] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5309] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5309] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 5 [pid 5309] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5309] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5312 attached [pid 5312] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5312] mknod("./file0", 000) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 2 [pid 5310] <... ioctl resumed>) = 0 [pid 5310] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5310] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5312] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5309] <... futex resumed>) = 0 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 2 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 2 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 2 ./strace-static-x86_64: Process 5317 attached ./strace-static-x86_64: Process 5316 attached ./strace-static-x86_64: Process 5315 attached ./strace-static-x86_64: Process 5314 attached ./strace-static-x86_64: Process 5313 attached [pid 5312] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 2 [pid 5317] set_robust_list(0x555555f9d5e0, 24 [pid 5316] set_robust_list(0x555555f9d5e0, 24 [pid 5309] <... futex resumed>) = 1 [pid 5314] set_robust_list(0x555555f9d5e0, 24 [pid 5317] <... set_robust_list resumed>) = 0 [pid 5316] <... set_robust_list resumed>) = 0 [pid 5314] <... set_robust_list resumed>) = 0 [pid 5313] set_robust_list(0x555555f9d5e0, 24 [pid 5309] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5310] <... futex resumed>) = 0 [pid 5317] chdir("./0" [pid 5316] chdir("./0" [pid 5310] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5317] <... chdir resumed>) = 0 [pid 5316] <... chdir resumed>) = 0 [pid 5315] set_robust_list(0x555555f9d5e0, 24 [pid 5314] chdir("./0" [pid 5313] <... set_robust_list resumed>) = 0 [pid 5310] <... mount resumed>) = 0 [pid 5317] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5316] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5315] <... set_robust_list resumed>) = 0 [pid 5314] <... chdir resumed>) = 0 [pid 5313] chdir("./0" [pid 5310] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... prctl resumed>) = 0 [pid 5316] <... prctl resumed>) = 0 [pid 5315] chdir("./0" [pid 5314] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5313] <... chdir resumed>) = 0 [pid 5310] <... futex resumed>) = 1 [pid 5309] <... futex resumed>) = 0 [pid 5317] setpgid(0, 0 [pid 5316] setpgid(0, 0 [pid 5315] <... chdir resumed>) = 0 [pid 5314] <... prctl resumed>) = 0 [pid 5313] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5310] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5309] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... setpgid resumed>) = 0 [pid 5316] <... setpgid resumed>) = 0 [pid 5315] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5314] setpgid(0, 0 [pid 5313] <... prctl resumed>) = 0 [pid 5309] <... futex resumed>) = 0 [pid 5317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5315] <... prctl resumed>) = 0 [pid 5314] <... setpgid resumed>) = 0 [pid 5309] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] setpgid(0, 0 [pid 5317] <... openat resumed>) = 3 [pid 5316] <... openat resumed>) = 3 [pid 5315] setpgid(0, 0 [pid 5317] write(3, "1000", 4 [pid 5316] write(3, "1000", 4 [pid 5315] <... setpgid resumed>) = 0 [pid 5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5313] <... setpgid resumed>) = 0 [pid 5317] <... write resumed>) = 4 [pid 5316] <... write resumed>) = 4 [pid 5315] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5314] <... openat resumed>) = 3 [pid 5317] close(3 [pid 5316] close(3 [pid 5315] <... openat resumed>) = 3 [pid 5314] write(3, "1000", 4 [pid 5313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5317] <... close resumed>) = 0 [pid 5316] <... close resumed>) = 0 [pid 5315] write(3, "1000", 4 [pid 5314] <... write resumed>) = 4 [pid 5317] symlink("/dev/binderfs", "./binderfs" [pid 5316] symlink("/dev/binderfs", "./binderfs" [pid 5315] <... write resumed>) = 4 [pid 5314] close(3 [pid 5313] <... openat resumed>) = 3 [pid 5317] <... symlink resumed>) = 0 [pid 5316] <... symlink resumed>) = 0 [pid 5315] close(3 [pid 5317] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... close resumed>) = 0 [pid 5313] write(3, "1000", 4 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... close resumed>) = 0 [pid 5314] symlink("/dev/binderfs", "./binderfs" [pid 5313] <... write resumed>) = 4 [pid 5317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5315] symlink("/dev/binderfs", "./binderfs" [pid 5314] <... symlink resumed>) = 0 [pid 5313] close(3 [pid 5317] <... mmap resumed>) = 0x7f3a0081d000 [pid 5316] <... mmap resumed>) = 0x7f3a0081d000 [pid 5317] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5316] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5315] <... symlink resumed>) = 0 [pid 5314] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... close resumed>) = 0 [pid 5317] <... mprotect resumed>) = 0 [pid 5316] <... mprotect resumed>) = 0 [pid 5315] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5313] symlink("/dev/binderfs", "./binderfs" [pid 5317] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5316] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5315] <... futex resumed>) = 0 [pid 5314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5313] <... symlink resumed>) = 0 [pid 5315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5314] <... mmap resumed>) = 0x7f3a0081d000 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... clone resumed>, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5316] <... clone resumed>, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5315] <... mmap resumed>) = 0x7f3a0081d000 [pid 5314] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5313] <... futex resumed>) = 0 [pid 5317] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5314] <... mprotect resumed>) = 0 [pid 5313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5315] <... mprotect resumed>) = 0 [pid 5314] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5313] <... mmap resumed>) = 0x7f3a0081d000 [pid 5317] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5313] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5314] <... clone resumed>, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5313] <... mprotect resumed>) = 0 [pid 5315] <... clone resumed>, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5314] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5315] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... clone resumed>, parent_tid=[3], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 3 [pid 5315] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5324 attached [pid 5324] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5324] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5323 attached ./strace-static-x86_64: Process 5322 attached ./strace-static-x86_64: Process 5321 attached ./strace-static-x86_64: Process 5320 attached ./strace-static-x86_64: Process 5319 attached [pid 5310] <... mount resumed>) = 0 [pid 5323] set_robust_list(0x7f3a0083d9e0, 24 [pid 5322] set_robust_list(0x7f3a0083d9e0, 24 [pid 5321] set_robust_list(0x7f3a0083d9e0, 24 [pid 5320] set_robust_list(0x7f3a0083d9e0, 24 [pid 5319] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5323] <... set_robust_list resumed>) = 0 [pid 5322] <... set_robust_list resumed>) = 0 [pid 5321] <... set_robust_list resumed>) = 0 [pid 5320] <... set_robust_list resumed>) = 0 [pid 5324] <... openat resumed>) = 3 [pid 5320] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5322] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5321] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5324] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5323] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5313] <... futex resumed>) = 0 [pid 5324] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5313] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5310] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5310] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5309] <... futex resumed>) = 0 [pid 5317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5317] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5317] <... futex resumed>) = 0 [pid 5316] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 syzkaller login: [ 56.307862][ T5310] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 56.482147][ T5310] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] <... futex resumed>) = 0 [pid 5317] <... mmap resumed>) = 0x7f3a007fc000 [pid 5316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5317] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5316] <... mmap resumed>) = 0x7f3a007fc000 [pid 5315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5314] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] <... mprotect resumed>) = 0 [pid 5316] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5315] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5317] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5316] <... mprotect resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5316] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5315] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5317] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 [pid 5314] <... mmap resumed>) = 0x7f3a007fc000 [pid 5317] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 [pid 5315] <... mmap resumed>) = 0x7f3a007fc000 [pid 5314] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5317] <... futex resumed>) = 0 [pid 5316] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5314] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5325 attached [pid 5317] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] <... futex resumed>) = 0 [pid 5315] <... mprotect resumed>) = 0 [pid 5314] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5326 attached [pid 5316] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5315] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5313] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5326] set_robust_list(0x7f3a0081c9e0, 24 [pid 5325] set_robust_list(0x7f3a0081c9e0, 24 [pid 5314] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 [pid 5313] <... futex resumed>) = 0 [pid 5326] <... set_robust_list resumed>) = 0 [pid 5325] <... set_robust_list resumed>) = 0 [pid 5315] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 [pid 5314] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5326] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5325] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5315] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5313] <... mmap resumed>) = 0x7f3a007fc000 ./strace-static-x86_64: Process 5328 attached [pid 5326] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5325] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] <... futex resumed>) = 0 [pid 5314] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5327 attached [pid 5328] set_robust_list(0x7f3a0081c9e0, 24 [pid 5326] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5325] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... mprotect resumed>) = 0 [pid 5328] <... set_robust_list resumed>) = 0 [pid 5327] set_robust_list(0x7f3a0081c9e0, 24 [pid 5326] <... futex resumed>) = 1 [pid 5325] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5313] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5328] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5327] <... set_robust_list resumed>) = 0 [pid 5326] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5325] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5328] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5327] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5313] <... clone resumed>, parent_tid=[4], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 4 ./strace-static-x86_64: Process 5329 attached [pid 5328] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5327] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5326] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5325] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5317] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5329] set_robust_list(0x7f3a0081c9e0, 24 [pid 5328] <... futex resumed>) = 1 [pid 5327] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... ioctl resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5329] <... set_robust_list resumed>) = 0 [pid 5328] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5327] <... futex resumed>) = 1 [pid 5324] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5313] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5329] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5327] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5324] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5314] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5324] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5323] <... openat resumed>) = 3 [pid 5322] <... openat resumed>) = 3 [pid 5321] <... openat resumed>) = 3 [pid 5320] <... openat resumed>) = 3 [pid 5315] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] <... futex resumed>) = 0 [pid 5327] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5323] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5321] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5323] <... futex resumed>) = 0 [pid 5322] <... futex resumed>) = 0 [pid 5321] <... futex resumed>) = 0 [pid 5320] <... futex resumed>) = 0 [pid 5323] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5322] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5321] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5320] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5317] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... futex resumed>) = 0 [pid 5317] <... futex resumed>) = 1 [pid 5316] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5320] mknod("./file0", 000 [pid 5317] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5321] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 1 [pid 5313] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... futex resumed>) = 0 [pid 5321] mknod("./file0", 000 [pid 5316] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 1 [pid 5320] <... mknod resumed>) = 0 [pid 5324] mknod("./file0", 000 [pid 5320] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5321] <... mknod resumed>) = 0 [pid 5320] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5321] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5321] <... futex resumed>) = 1 [pid 5320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5316] <... futex resumed>) = 0 [pid 5321] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5320] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5317] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5324] <... mknod resumed>) = 0 [pid 5320] <... mount resumed>) = 0 [pid 5316] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5321] <... futex resumed>) = 0 [pid 5320] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5316] <... futex resumed>) = 1 [pid 5324] <... futex resumed>) = 1 [pid 5321] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5320] <... futex resumed>) = 1 [pid 5317] <... futex resumed>) = 0 [pid 5316] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5324] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5321] <... mount resumed>) = 0 [pid 5320] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5313] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5321] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5317] <... futex resumed>) = 0 [pid 5315] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] <... futex resumed>) = 0 [pid 5324] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5323] <... futex resumed>) = 0 [pid 5321] <... futex resumed>) = 1 [pid 5320] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5317] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5316] <... futex resumed>) = 0 [pid 5315] <... futex resumed>) = 1 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5324] <... mount resumed>) = 0 [pid 5323] mknod("./file0", 000 [pid 5321] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5324] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5316] <... futex resumed>) = 0 [pid 5314] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... futex resumed>) = 1 [pid 5323] <... mknod resumed>) = 0 [pid 5322] <... futex resumed>) = 0 [pid 5321] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5316] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] <... futex resumed>) = 1 [pid 5313] <... futex resumed>) = 0 [pid 5324] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5323] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] mknod("./file0", 000 [pid 5314] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5323] <... futex resumed>) = 1 [pid 5315] <... futex resumed>) = 0 [pid 5313] <... futex resumed>) = 0 [pid 5324] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5323] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5315] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5313] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5322] <... mknod resumed>) = 0 [pid 5315] <... futex resumed>) = 0 [pid 5323] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5322] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5315] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5323] <... mount resumed>) = 0 [pid 5322] <... futex resumed>) = 1 [pid 5314] <... futex resumed>) = 0 [pid 5323] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5322] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5315] <... futex resumed>) = 0 [pid 5314] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [ 56.504735][ T5324] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 56.659241][ T5320] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5323] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5322] <... mount resumed>) = 0 [pid 5315] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5315] <... futex resumed>) = 0 [pid 5323] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5315] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5322] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... mount resumed>) = 0 [pid 5314] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5322] <... futex resumed>) = 0 [pid 5321] <... mount resumed>) = 0 [pid 5320] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5321] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5320] <... futex resumed>) = 1 [pid 5321] <... futex resumed>) = 1 [pid 5320] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5316] <... futex resumed>) = 0 [pid 5321] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5322] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5317] <... futex resumed>) = 0 [pid 5322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5314] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5324] <... mount resumed>) = 0 [pid 5324] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... futex resumed>) = 0 [pid 5322] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5324] <... futex resumed>) = 1 [pid 5314] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5313] <... futex resumed>) = 0 [pid 5324] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5323] <... mount resumed>) = 0 [pid 5323] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5322] <... mount resumed>) = 0 [pid 5315] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5323] <... futex resumed>) = 0 [pid 5322] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5323] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5322] <... futex resumed>) = 1 [pid 5314] <... futex resumed>) = 0 [ 56.723082][ T5321] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 56.731115][ T5324] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 56.738534][ T5323] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 56.761463][ T5322] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5322] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5330 attached [pid 5330] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5331 attached [pid 5331] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5333 attached ./strace-static-x86_64: Process 5332 attached ./strace-static-x86_64: Process 5334 attached [pid 5333] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5332] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5334] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5309] close(3) = 0 [pid 5309] close(4) = -1 EBADF (Bad file descriptor) [pid 5309] close(5) = -1 EBADF (Bad file descriptor) [pid 5309] close(6) = -1 EBADF (Bad file descriptor) [pid 5309] close(7) = -1 EBADF (Bad file descriptor) [pid 5309] close(8) = -1 EBADF (Bad file descriptor) [pid 5309] close(9) = -1 EBADF (Bad file descriptor) [pid 5309] close(10) = -1 EBADF (Bad file descriptor) [pid 5309] close(11) = -1 EBADF (Bad file descriptor) [pid 5309] close(12) = -1 EBADF (Bad file descriptor) [pid 5309] close(13) = -1 EBADF (Bad file descriptor) [pid 5309] close(14) = -1 EBADF (Bad file descriptor) [pid 5309] close(15) = -1 EBADF (Bad file descriptor) [pid 5309] close(16) = -1 EBADF (Bad file descriptor) [pid 5309] close(17) = -1 EBADF (Bad file descriptor) [pid 5309] close(18) = -1 EBADF (Bad file descriptor) [pid 5309] close(19) = -1 EBADF (Bad file descriptor) [pid 5309] close(20) = -1 EBADF (Bad file descriptor) [pid 5309] close(21) = -1 EBADF (Bad file descriptor) [pid 5309] close(22) = -1 EBADF (Bad file descriptor) [pid 5309] close(23) = -1 EBADF (Bad file descriptor) [pid 5309] close(24) = -1 EBADF (Bad file descriptor) [pid 5309] close(25) = -1 EBADF (Bad file descriptor) [pid 5309] close(26) = -1 EBADF (Bad file descriptor) [pid 5309] close(27) = -1 EBADF (Bad file descriptor) [pid 5309] close(28) = -1 EBADF (Bad file descriptor) [pid 5309] close(29) = -1 EBADF (Bad file descriptor) [pid 5309] exit_group(0 [pid 5312] <... futex resumed>) = ? [pid 5311] <... clone3 resumed> ) = ? [pid 5310] <... futex resumed>) = ? [pid 5309] <... exit_group resumed>) = ? [pid 5312] +++ exited with 0 +++ [pid 5311] +++ exited with 0 +++ [pid 5310] +++ exited with 0 +++ [pid 5309] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=17} --- [pid 5303] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./0/binderfs") = 0 [pid 5303] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./0/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./0/hugetlb.1GB.usage_in_bytes") = 0 [pid 5303] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5303] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./0/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./0/file0") = 0 [pid 5303] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./0/core", {st_mode=S_IFREG|0600, st_size=17408000, ...}) = 0 [pid 5303] unlink("./0/core" [pid 5316] close(3) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5316] close(4 [pid 5303] getdents64(3, [pid 5316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5316] close(5 [pid 5303] close(3 [pid 5316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... close resumed>) = 0 [pid 5316] close(6 [pid 5303] rmdir("./0" [pid 5316] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5316] close(7) = -1 EBADF (Bad file descriptor) [pid 5316] close(8) = -1 EBADF (Bad file descriptor) [pid 5316] close(9) = -1 EBADF (Bad file descriptor) [pid 5316] close(10) = -1 EBADF (Bad file descriptor) [pid 5316] close(11) = -1 EBADF (Bad file descriptor) [pid 5316] close(12) = -1 EBADF (Bad file descriptor) [pid 5316] close(13) = -1 EBADF (Bad file descriptor) [pid 5316] close(14) = -1 EBADF (Bad file descriptor) [pid 5316] close(15) = -1 EBADF (Bad file descriptor) [pid 5316] close(16) = -1 EBADF (Bad file descriptor) [pid 5316] close(17) = -1 EBADF (Bad file descriptor) [pid 5316] close(18) = -1 EBADF (Bad file descriptor) [pid 5316] close(19) = -1 EBADF (Bad file descriptor) [pid 5316] close(20) = -1 EBADF (Bad file descriptor) [pid 5316] close(21) = -1 EBADF (Bad file descriptor) [pid 5316] close(22) = -1 EBADF (Bad file descriptor) [pid 5316] close(23) = -1 EBADF (Bad file descriptor) [pid 5316] close(24) = -1 EBADF (Bad file descriptor) [pid 5316] close(25) = -1 EBADF (Bad file descriptor) [pid 5316] close(26) = -1 EBADF (Bad file descriptor) [pid 5316] close(27) = -1 EBADF (Bad file descriptor) [pid 5316] close(28) = -1 EBADF (Bad file descriptor) [pid 5316] close(29) = -1 EBADF (Bad file descriptor) [pid 5316] exit_group(0) = ? [pid 5321] <... futex resumed>) = ? [pid 5326] <... clone3 resumed> ) = ? [pid 5321] +++ exited with 0 +++ [pid 5303] <... rmdir resumed>) = 0 [pid 5326] +++ exited with 0 +++ [pid 5316] +++ exited with 0 +++ [pid 5315] close(3 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5303] mkdir("./1", 0777 [pid 5315] <... close resumed>) = 0 [pid 5307] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5315] close(4) = -1 EBADF (Bad file descriptor) [pid 5315] close(5 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5315] close(6) = -1 EBADF (Bad file descriptor) [pid 5307] <... openat resumed>) = 3 [pid 5315] close(7 [pid 5307] fstat(3, [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5315] close(8) = -1 EBADF (Bad file descriptor) [pid 5307] getdents64(3, [pid 5315] close(9) = -1 EBADF (Bad file descriptor) [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5315] close(10 [pid 5307] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5315] close(11 [pid 5307] lstat("./0/binderfs", [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5315] close(12 [pid 5307] unlink("./0/binderfs" [pid 5317] close(3 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = 0 [pid 5317] close(4 [pid 5315] close(13 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] close(5 [pid 5315] close(14 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] close(6 [pid 5315] close(15 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] close(7) = -1 EBADF (Bad file descriptor) [pid 5315] close(16 [pid 5303] <... mkdir resumed>) = 0 [pid 5317] close(8 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(17 [pid 5317] close(9 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(18 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 7 [pid 5317] close(10 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(19./strace-static-x86_64: Process 5335 attached [pid 5335] set_robust_list(0x555555f9d5e0, 24 [pid 5317] close(11 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] <... set_robust_list resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(20 [pid 5335] chdir("./1" [pid 5317] close(12 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5335] <... chdir resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(21 [pid 5307] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5335] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5317] close(13 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5335] <... prctl resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(22 [pid 5307] lstat("./0/hugetlb.1GB.usage_in_bytes", [pid 5335] setpgid(0, 0 [pid 5317] close(14 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5335] <... setpgid resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(23 [pid 5307] unlink("./0/hugetlb.1GB.usage_in_bytes" [pid 5335] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5317] close(15 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] <... openat resumed>) = 3 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(24 [pid 5335] write(3, "1000", 4 [pid 5317] close(16 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(25 [pid 5313] close(3 [pid 5307] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5335] <... write resumed>) = 4 [pid 5317] close(17 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = 0 [pid 5307] <... umount2 resumed>) = 0 [pid 5335] close(3 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(26 [pid 5313] close(4 [pid 5307] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5335] <... close resumed>) = 0 [pid 5317] close(18 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5335] symlink("/dev/binderfs", "./binderfs" [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(27 [pid 5313] close(5 [pid 5307] lstat("./0/file0", [pid 5317] close(19 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(28 [pid 5313] close(6 [pid 5307] unlink("./0/file0" [pid 5317] close(20 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] close(29 [pid 5313] close(7 [pid 5317] close(21 [pid 5315] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] <... symlink resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5315] exit_group(0 [pid 5313] close(8 [pid 5335] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5328] <... clone3 resumed> ) = ? [pid 5323] <... futex resumed>) = ? [pid 5317] close(22 [pid 5315] <... exit_group resumed>) = ? [pid 5314] close(3 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] <... futex resumed>) = 0 [pid 5328] +++ exited with 0 +++ [pid 5323] +++ exited with 0 +++ [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5335] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5335] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5315] +++ exited with 0 +++ [pid 5314] <... close resumed>) = 0 [pid 5313] close(9./strace-static-x86_64: Process 5336 attached [pid 5317] close(23 [pid 5314] close(4 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5335] <... clone resumed>, parent_tid=[8], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 8 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(10 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5336] set_robust_list(0x7f3a0083d9e0, 24 [pid 5335] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5317] close(24 [pid 5314] close(5 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5306] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5335] <... futex resumed>) = 0 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(11 [pid 5307] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5336] <... set_robust_list resumed>) = 0 [pid 5335] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5317] close(25 [pid 5314] close(6 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(12 [pid 5307] lstat("./0/core", [pid 5306] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5317] close(26 [pid 5314] close(7 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17219584, ...}) = 0 [pid 5306] <... openat resumed>) = 3 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(13 [pid 5307] unlink("./0/core" [pid 5306] fstat(3, [pid 5317] close(27 [pid 5314] close(8 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(14 [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5317] close(28 [pid 5314] close(9 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] getdents64(3, [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(15 [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] close(29 [pid 5314] close(10 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5317] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(16 [pid 5317] exit_group(0 [pid 5314] close(11 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5325] <... clone3 resumed> ) = ? [pid 5320] <... futex resumed>) = ? [pid 5317] <... exit_group resumed>) = ? [pid 5325] +++ exited with 0 +++ [pid 5320] +++ exited with 0 +++ [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(17 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5314] close(12) = -1 EBADF (Bad file descriptor) [pid 5314] close(13) = -1 EBADF (Bad file descriptor) [pid 5314] close(14 [pid 5317] +++ exited with 0 +++ [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] close(15) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 5306] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5314] close(16 [pid 5313] close(18 [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] <... openat resumed>) = 3 [pid 5314] close(17 [pid 5313] close(19 [pid 5306] lstat("./0/binderfs", [pid 5307] <... unlink resumed>) = 0 [pid 5336] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] getdents64(3, [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5336] <... futex resumed>) = 1 [pid 5335] <... futex resumed>) = 0 [pid 5314] close(18 [pid 5313] close(20 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] unlink("./0/binderfs" [pid 5335] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5307] close(3 [pid 5336] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5335] <... futex resumed>) = 0 [pid 5314] close(19 [pid 5313] close(21 [pid 5308] <... openat resumed>) = 3 [pid 5335] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] fstat(3, [pid 5307] <... close resumed>) = 0 [pid 5314] close(20 [pid 5313] close(22 [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] rmdir("./0" [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] close(21 [pid 5308] getdents64(3, [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] close(22) = -1 EBADF (Bad file descriptor) [pid 5313] close(23 [pid 5314] close(23 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(24 [pid 5314] close(24 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(25 [pid 5314] close(25 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(26 [pid 5314] close(26 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(27 [pid 5314] close(27 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(28 [pid 5314] close(28 [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5313] close(29 [pid 5314] close(29) = -1 EBADF (Bad file descriptor) [pid 5313] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5314] exit_group(0 [pid 5322] <... futex resumed>) = ? [pid 5314] <... exit_group resumed>) = ? [pid 5313] exit_group(0 [pid 5327] <... clone3 resumed> ) = ? [pid 5322] +++ exited with 0 +++ [pid 5329] <... clone3 resumed> ) = ? [pid 5324] <... futex resumed>) = ? [pid 5313] <... exit_group resumed>) = ? [pid 5324] +++ exited with 0 +++ [pid 5327] +++ exited with 0 +++ [pid 5314] +++ exited with 0 +++ [pid 5329] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5313] +++ exited with 0 +++ [pid 5305] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] restart_syscall(<... resuming interrupted clone ...> [pid 5305] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5304] <... restart_syscall resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5305] fstat(3, [pid 5304] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5305] getdents64(3, [pid 5304] <... openat resumed>) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, [pid 5335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5335] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5335] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5335] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5335] clone(child_stack=0x7f3a0081c3f0, 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 5337 attached [pid 5337] set_robust_list(0x7f3a0081c9e0, 24 [pid 5335] <... clone resumed>, parent_tid=[9], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 9 [pid 5335] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5335] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5337] <... set_robust_list resumed>) = 0 [pid 5337] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5336] <... ioctl resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] lstat("./0/binderfs", [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] lstat("./0/binderfs", [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5336] <... futex resumed>) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] mkdir("./1", 0777 [pid 5306] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] lstat("./0/binderfs", [pid 5336] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] unlink("./0/binderfs" [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] unlink("./0/binderfs" [pid 5306] lstat("./0/hugetlb.1GB.usage_in_bytes", [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./0/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./0/binderfs" [pid 5307] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5338 attached , child_tidptr=0x555555f9d5d0) = 6 [pid 5338] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5338] chdir("./1") = 0 [pid 5338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5338] setpgid(0, 0) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5308] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] <... openat resumed>) = 3 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5338] write(3, "1000", 4 [pid 5308] lstat("./0/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./0/hugetlb.1GB.usage_in_bytes", [pid 5338] <... write resumed>) = 4 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5335] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] unlink("./0/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./0/hugetlb.1GB.usage_in_bytes" [pid 5338] close(3 [pid 5335] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] <... unlink resumed>) = 0 [pid 5338] <... close resumed>) = 0 [pid 5336] <... futex resumed>) = 0 [pid 5335] <... futex resumed>) = 1 [pid 5306] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5338] symlink("/dev/binderfs", "./binderfs" [pid 5336] mknod("./file0", 000 [pid 5335] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5306] <... umount2 resumed>) = 0 [pid 5304] umount2("./0/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... unlink resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./0/file0", [pid 5305] <... umount2 resumed>) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] lstat("./0/hugetlb.1GB.usage_in_bytes", [pid 5306] unlink("./0/file0" [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./0/file0", [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./0/hugetlb.1GB.usage_in_bytes" [pid 5336] <... mknod resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5305] unlink("./0/file0" [pid 5336] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5336] <... futex resumed>) = 1 [pid 5335] <... futex resumed>) = 0 [pid 5338] <... symlink resumed>) = 0 [pid 5336] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5335] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... umount2 resumed>) = 0 [pid 5338] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5335] <... futex resumed>) = 0 [pid 5308] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] <... futex resumed>) = 0 [pid 5336] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5335] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5336] <... mount resumed>) = 0 [pid 5308] lstat("./0/file0", [pid 5336] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5336] <... futex resumed>) = 1 [pid 5335] <... futex resumed>) = 0 [pid 5308] unlink("./0/file0" [pid 5304] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] <... mmap resumed>) = 0x7f3a0081d000 [pid 5336] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5335] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... umount2 resumed>) = 0 [pid 5338] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5336] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5335] <... futex resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5336] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5335] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5306] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5338] <... mprotect resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./0/core", [pid 5305] lstat("./0/core", [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17268736, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17285120, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5338] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5308] lstat("./0/core", [pid 5306] unlink("./0/core" [pid 5305] unlink("./0/core" [pid 5304] lstat("./0/file0", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17305600, ...}) = 0 [pid 5308] unlink("./0/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./0/file0" [pid 5338] <... clone resumed>, parent_tid=[7], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 7 [pid 5338] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5338] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5339 attached [pid 5339] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] rmdir("./0" [pid 5306] rmdir("./0" [pid 5305] rmdir("./0" [pid 5339] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5336] <... mount resumed>) = 0 [pid 5336] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5335] <... futex resumed>) = 0 [pid 5336] <... futex resumed>) = 1 [pid 5336] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5304] <... unlink resumed>) = 0 [pid 5339] <... openat resumed>) = 3 [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] umount2("./0/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5339] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] mkdir("./1", 0777 [pid 5306] mkdir("./1", 0777 [pid 5305] mkdir("./1", 0777 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5339] <... futex resumed>) = 1 [pid 5338] <... futex resumed>) = 0 [pid 5304] lstat("./0/core", [pid 5339] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5338] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17285120, ...}) = 0 [pid 5339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5338] <... futex resumed>) = 0 [ 57.276020][ T5336] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 57.421229][ T5336] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] unlink("./0/core" [pid 5339] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5338] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] getdents64(3, ./strace-static-x86_64: Process 5342 attached ./strace-static-x86_64: Process 5341 attached ./strace-static-x86_64: Process 5340 attached ./strace-static-x86_64: Process 5343 attached [pid 5342] set_robust_list(0x555555f9d5e0, 24 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 6 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 6 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 6 [pid 5343] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5342] <... set_robust_list resumed>) = 0 [pid 5341] set_robust_list(0x555555f9d5e0, 24 [pid 5340] set_robust_list(0x555555f9d5e0, 24 [pid 5342] chdir("./1" [pid 5341] <... set_robust_list resumed>) = 0 [pid 5340] <... set_robust_list resumed>) = 0 [pid 5342] <... chdir resumed>) = 0 [pid 5341] chdir("./1" [pid 5340] chdir("./1" [pid 5342] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5341] <... chdir resumed>) = 0 [pid 5340] <... chdir resumed>) = 0 [pid 5342] <... prctl resumed>) = 0 [pid 5341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5342] setpgid(0, 0 [pid 5341] <... prctl resumed>) = 0 [pid 5340] <... prctl resumed>) = 0 [pid 5342] <... setpgid resumed>) = 0 [pid 5341] setpgid(0, 0 [pid 5340] setpgid(0, 0 [pid 5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5341] <... setpgid resumed>) = 0 [pid 5340] <... setpgid resumed>) = 0 [pid 5342] <... openat resumed>) = 3 [pid 5341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5342] write(3, "1000", 4 [pid 5341] <... openat resumed>) = 3 [pid 5340] <... openat resumed>) = 3 [pid 5342] <... write resumed>) = 4 [pid 5341] write(3, "1000", 4 [pid 5340] write(3, "1000", 4 [pid 5342] close(3 [pid 5341] <... write resumed>) = 4 [pid 5340] <... write resumed>) = 4 [pid 5342] <... close resumed>) = 0 [pid 5341] close(3 [pid 5340] close(3 [pid 5342] symlink("/dev/binderfs", "./binderfs" [pid 5341] <... close resumed>) = 0 [pid 5340] <... close resumed>) = 0 [pid 5341] symlink("/dev/binderfs", "./binderfs" [pid 5340] symlink("/dev/binderfs", "./binderfs" [pid 5338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5338] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5338] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5338] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[8], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 8 [pid 5338] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5338] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5344 attached [pid 5344] set_robust_list(0x7f3a0081c9e0, 24 [pid 5339] <... ioctl resumed>) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5344] <... set_robust_list resumed>) = 0 [pid 5339] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] close(3 [pid 5344] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5342] <... symlink resumed>) = 0 [pid 5341] <... symlink resumed>) = 0 [pid 5340] <... symlink resumed>) = 0 [pid 5339] <... futex resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5341] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] rmdir("./0" [pid 5342] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5339] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] <... mmap resumed>) = 0x7f3a0081d000 [pid 5342] <... futex resumed>) = 0 [pid 5340] <... mmap resumed>) = 0x7f3a0081d000 [pid 5342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5340] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5341] <... mprotect resumed>) = 0 [pid 5340] <... mprotect resumed>) = 0 [pid 5342] <... mmap resumed>) = 0x7f3a0081d000 [pid 5341] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5340] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5342] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5341] <... clone resumed>, parent_tid=[7], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 7 [pid 5340] <... clone resumed>, parent_tid=[7], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 7 [pid 5342] <... mprotect resumed>) = 0 [pid 5341] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... rmdir resumed>) = 0 [pid 5342] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5304] mkdir("./1", 0777 [pid 5341] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5340] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5338] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5346 attached [pid 5342] <... clone resumed>, parent_tid=[7], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 7 [pid 5338] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5347 attached [pid 5346] set_robust_list(0x7f3a0083d9e0, 24 [pid 5342] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] <... futex resumed>) = 0 [pid 5338] <... futex resumed>) = 1 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5345 attached [pid 5347] set_robust_list(0x7f3a0083d9e0, 24 [pid 5346] <... set_robust_list resumed>) = 0 [pid 5342] <... futex resumed>) = 0 [pid 5339] mknod("./file0", 000 [pid 5338] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5347] <... set_robust_list resumed>) = 0 [pid 5346] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5345] set_robust_list(0x7f3a0083d9e0, 24 [pid 5342] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 6 [pid 5345] <... set_robust_list resumed>) = 0 [pid 5345] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5348 attached [pid 5347] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5348] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5348] chdir("./1") = 0 [pid 5348] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5346] <... openat resumed>) = 3 [pid 5345] <... openat resumed>) = 3 [pid 5339] <... mknod resumed>) = 0 [pid 5348] <... prctl resumed>) = 0 [pid 5346] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5345] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5339] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] setpgid(0, 0 [pid 5346] <... futex resumed>) = 1 [pid 5345] <... futex resumed>) = 1 [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5339] <... futex resumed>) = 1 [pid 5338] <... futex resumed>) = 0 [pid 5348] <... setpgid resumed>) = 0 [pid 5346] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5345] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5341] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5347] <... openat resumed>) = 3 [pid 5346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5339] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5338] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] <... openat resumed>) = 3 [pid 5347] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5345] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5341] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5340] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5339] <... mount resumed>) = 0 [pid 5338] <... futex resumed>) = 0 [pid 5348] write(3, "1000", 4 [pid 5347] <... futex resumed>) = 1 [pid 5342] <... futex resumed>) = 0 [pid 5339] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5348] <... write resumed>) = 4 [pid 5347] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5342] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5348] close(3 [pid 5339] <... futex resumed>) = 0 [pid 5348] <... close resumed>) = 0 [ 57.482412][ T5339] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 57.632478][ T5346] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 57.642186][ T5345] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 57.662501][ T5347] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5348] symlink("/dev/binderfs", "./binderfs" [pid 5347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5342] <... futex resumed>) = 0 [pid 5339] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5338] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5347] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5342] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5339] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5338] <... futex resumed>) = 0 [pid 5339] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5338] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5348] <... symlink resumed>) = 0 [pid 5348] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5348] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5348] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[7], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 7 [pid 5348] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5348] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5350 attached ./strace-static-x86_64: Process 5349 attached [pid 5339] <... mount resumed>) = 0 [pid 5349] set_robust_list(0x7f3a0083d9e0, 24 [pid 5339] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5349] <... set_robust_list resumed>) = 0 [pid 5339] <... futex resumed>) = 1 [pid 5338] <... futex resumed>) = 0 [pid 5350] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5349] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5339] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5341] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] <... mmap resumed>) = 0x7f3a007fc000 [pid 5340] <... mmap resumed>) = 0x7f3a007fc000 [pid 5342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5340] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5342] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] <... mprotect resumed>) = 0 [pid 5340] <... mprotect resumed>) = 0 [pid 5342] <... futex resumed>) = 0 [pid 5341] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5340] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5341] <... clone resumed>, parent_tid=[8], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 8 [pid 5340] <... clone resumed>, parent_tid=[8], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 8 ./strace-static-x86_64: Process 5352 attached [pid 5342] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5341] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5351 attached [pid 5352] set_robust_list(0x7f3a0081c9e0, 24 [pid 5342] <... mprotect resumed>) = 0 [pid 5341] <... futex resumed>) = 0 [pid 5340] <... futex resumed>) = 0 [pid 5352] <... set_robust_list resumed>) = 0 [pid 5351] set_robust_list(0x7f3a0081c9e0, 24 [pid 5342] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5341] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5340] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5352] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5351] <... set_robust_list resumed>) = 0 [pid 5342] <... clone resumed>, parent_tid=[8], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 8 [pid 5342] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5351] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5342] <... futex resumed>) = 0 [pid 5342] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5353 attached [ 57.672414][ T5339] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5348] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5353] set_robust_list(0x7f3a0081c9e0, 24 [pid 5348] <... futex resumed>) = 0 [pid 5353] <... set_robust_list resumed>) = 0 [pid 5348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5353] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5348] <... mmap resumed>) = 0x7f3a007fc000 [pid 5348] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5348] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[8], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 8 [pid 5348] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5354 attached [pid 5348] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5354] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5354] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5354] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5348] <... futex resumed>) = 0 [pid 5354] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5348] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5348] <... futex resumed>) = 0 [pid 5341] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5348] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5354] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5341] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... futex resumed>) = 0 [pid 5340] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] <... futex resumed>) = 0 [pid 5342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... mmap resumed>) = 0x7f3a007db000 [pid 5340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5342] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5340] <... mmap resumed>) = 0x7f3a007db000 [pid 5346] <... ioctl resumed>) = 0 [pid 5342] <... futex resumed>) = 0 [pid 5341] <... mprotect resumed>) = 0 [pid 5340] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5340] <... mprotect resumed>) = 0 [pid 5346] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] <... mmap resumed>) = 0x7f3a007db000 [pid 5340] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5346] <... futex resumed>) = 0 [pid 5342] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5341] <... clone resumed>, parent_tid=[9], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 9 [pid 5346] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5342] <... mprotect resumed>) = 0 [pid 5341] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] <... clone resumed>, parent_tid=[9], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 9 ./strace-static-x86_64: Process 5356 attached ./strace-static-x86_64: Process 5355 attached [pid 5342] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5341] <... futex resumed>) = 0 [pid 5340] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5356] set_robust_list(0x7f3a007fb9e0, 24 [pid 5355] set_robust_list(0x7f3a007fb9e0, 24 [pid 5341] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5340] <... futex resumed>) = 0 [pid 5356] <... set_robust_list resumed>) = 0 [pid 5355] <... set_robust_list resumed>) = 0 [pid 5342] <... clone resumed>, parent_tid=[9], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 9 [pid 5340] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5356] mknod("./file0", 000 [pid 5355] mknod("./file0", 000 [pid 5342] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5342] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5357 attached [pid 5357] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5357] mknod("./file0", 000 [pid 5348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5348] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5348] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5348] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[9], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 9 [pid 5348] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5358 attached ) = 0 [pid 5358] set_robust_list(0x7f3a007fb9e0, 24 [pid 5348] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5358] <... set_robust_list resumed>) = 0 [pid 5358] mknod("./file0", 000 [pid 5341] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... futex resumed>) = 0 [pid 5340] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] <... futex resumed>) = 0 [pid 5341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5340] <... futex resumed>) = 1 [pid 5346] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5342] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... mmap resumed>) = 0x7f3a007ba000 [pid 5340] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5346] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5342] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5346] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] <... futex resumed>) = 0 [pid 5341] <... mprotect resumed>) = 0 [pid 5346] <... futex resumed>) = 1 [pid 5342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5341] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5340] <... futex resumed>) = 0 [pid 5346] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5342] <... mmap resumed>) = 0x7f3a007ba000 [pid 5340] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5342] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[10], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 10 ./strace-static-x86_64: Process 5359 attached [pid 5346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5342] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] <... clone resumed>, parent_tid=[10], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 10 [pid 5340] <... futex resumed>) = 0 [pid 5359] set_robust_list(0x7f3a007da9e0, 24 [pid 5346] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5342] <... futex resumed>) = 0 [pid 5341] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5340] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5360 attached [pid 5359] <... set_robust_list resumed>) = 0 [pid 5346] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5342] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5341] <... futex resumed>) = 0 [pid 5360] set_robust_list(0x7f3a007da9e0, 24 [pid 5359] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5346] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5360] <... set_robust_list resumed>) = 0 [pid 5359] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5346] <... futex resumed>) = 1 [pid 5340] <... futex resumed>) = 0 [pid 5360] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5359] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5346] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5360] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5359] <... futex resumed>) = 1 [pid 5341] <... futex resumed>) = 0 [pid 5360] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5359] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5341] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5360] <... futex resumed>) = 1 [pid 5359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5342] <... futex resumed>) = 0 [pid 5341] <... futex resumed>) = 0 [pid 5360] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5359] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5342] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5341] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5359] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5342] <... futex resumed>) = 0 [pid 5360] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5359] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5360] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5359] <... futex resumed>) = 1 [pid 5348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5341] <... futex resumed>) = 0 [pid 5360] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5359] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5348] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5360] <... futex resumed>) = 1 [pid 5348] <... futex resumed>) = 0 [pid 5342] <... futex resumed>) = 0 [pid 5360] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5348] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5361 attached [pid 5361] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5348] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[10], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 10 [pid 5348] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5348] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5362 attached [pid 5362] set_robust_list(0x7f3a007da9e0, 24) = 0 ./strace-static-x86_64: Process 5363 attached [pid 5362] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 5365 attached ./strace-static-x86_64: Process 5364 attached [pid 5363] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5345] <... ioctl resumed>) = 0 [pid 5365] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5345] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5345] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5364] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5335] close(3) = 0 [pid 5335] close(4) = -1 EBADF (Bad file descriptor) [pid 5335] close(5) = -1 EBADF (Bad file descriptor) [pid 5335] close(6) = -1 EBADF (Bad file descriptor) [pid 5335] close(7) = -1 EBADF (Bad file descriptor) [pid 5335] close(8) = -1 EBADF (Bad file descriptor) [pid 5335] close(9) = -1 EBADF (Bad file descriptor) [pid 5335] close(10) = -1 EBADF (Bad file descriptor) [pid 5335] close(11) = -1 EBADF (Bad file descriptor) [pid 5335] close(12) = -1 EBADF (Bad file descriptor) [pid 5335] close(13) = -1 EBADF (Bad file descriptor) [pid 5335] close(14) = -1 EBADF (Bad file descriptor) [pid 5335] close(15) = -1 EBADF (Bad file descriptor) [pid 5335] close(16) = -1 EBADF (Bad file descriptor) [pid 5335] close(17) = -1 EBADF (Bad file descriptor) [pid 5335] close(18) = -1 EBADF (Bad file descriptor) [pid 5335] close(19) = -1 EBADF (Bad file descriptor) [pid 5335] close(20) = -1 EBADF (Bad file descriptor) [pid 5335] close(21) = -1 EBADF (Bad file descriptor) [pid 5335] close(22) = -1 EBADF (Bad file descriptor) [pid 5335] close(23) = -1 EBADF (Bad file descriptor) [pid 5335] close(24) = -1 EBADF (Bad file descriptor) [pid 5335] close(25) = -1 EBADF (Bad file descriptor) [pid 5335] close(26) = -1 EBADF (Bad file descriptor) [pid 5335] close(27) = -1 EBADF (Bad file descriptor) [pid 5335] close(28) = -1 EBADF (Bad file descriptor) [pid 5335] close(29) = -1 EBADF (Bad file descriptor) [pid 5348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5335] exit_group(0 [pid 5348] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5336] <... futex resumed>) = ? [pid 5337] <... clone3 resumed> ) = ? [pid 5335] <... exit_group resumed>) = ? [pid 5348] <... futex resumed>) = 0 [pid 5336] +++ exited with 0 +++ [pid 5337] +++ exited with 0 +++ [pid 5348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5348] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5335] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5348] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[12], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 12 [pid 5348] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5348] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5303] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, ./strace-static-x86_64: Process 5366 attached [pid 5366] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5366] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5338] close(3) = 0 [pid 5338] close(4) = -1 EBADF (Bad file descriptor) [pid 5348] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5338] close(5) = -1 EBADF (Bad file descriptor) [pid 5338] close(6) = -1 EBADF (Bad file descriptor) [pid 5338] close(7) = -1 EBADF (Bad file descriptor) [pid 5338] close(8) = -1 EBADF (Bad file descriptor) [pid 5338] close(9) = -1 EBADF (Bad file descriptor) [pid 5338] close(10) = -1 EBADF (Bad file descriptor) [pid 5338] close(11) = -1 EBADF (Bad file descriptor) [pid 5338] close(12) = -1 EBADF (Bad file descriptor) [pid 5338] close(13) = -1 EBADF (Bad file descriptor) [pid 5338] close(14) = -1 EBADF (Bad file descriptor) [pid 5338] close(15) = -1 EBADF (Bad file descriptor) [pid 5338] close(16) = -1 EBADF (Bad file descriptor) [pid 5338] close(17) = -1 EBADF (Bad file descriptor) [pid 5338] close(18) = -1 EBADF (Bad file descriptor) [pid 5338] close(19) = -1 EBADF (Bad file descriptor) [pid 5338] close(20) = -1 EBADF (Bad file descriptor) [pid 5338] close(21) = -1 EBADF (Bad file descriptor) [pid 5338] close(22) = -1 EBADF (Bad file descriptor) [pid 5338] close(23) = -1 EBADF (Bad file descriptor) [pid 5338] close(24) = -1 EBADF (Bad file descriptor) [pid 5338] close(25) = -1 EBADF (Bad file descriptor) [pid 5338] close(26) = -1 EBADF (Bad file descriptor) [pid 5338] close(27) = -1 EBADF (Bad file descriptor) [pid 5338] close(28) = -1 EBADF (Bad file descriptor) [pid 5338] close(29) = -1 EBADF (Bad file descriptor) [pid 5338] exit_group(0 [pid 5339] <... futex resumed>) = ? [pid 5338] <... exit_group resumed>) = ? [pid 5344] <... clone3 resumed> ) = ? [pid 5339] +++ exited with 0 +++ [pid 5344] +++ exited with 0 +++ [pid 5338] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 5307] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5347] <... ioctl resumed>) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./1/binderfs", [pid 5347] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5347] <... futex resumed>) = 0 [pid 5303] unlink("./1/binderfs" [pid 5347] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5357] <... mknod resumed>) = 0 [pid 5356] <... mknod resumed>) = 0 [pid 5355] <... mknod resumed>) = 0 [pid 5349] <... openat resumed>) = 3 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5357] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5356] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5355] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5349] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5357] <... futex resumed>) = 0 [pid 5356] <... futex resumed>) = 0 [pid 5355] <... futex resumed>) = 0 [pid 5349] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5357] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5356] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5355] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5349] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] lstat("./1/binderfs", [pid 5366] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5362] <... mount resumed>) = 0 [pid 5358] <... mknod resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5366] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5362] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5358] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] unlink("./1/binderfs" [pid 5366] <... futex resumed>) = 0 [pid 5362] <... futex resumed>) = 0 [pid 5358] <... futex resumed>) = 0 [pid 5366] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5362] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5358] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./1/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = 0 [pid 5307] lstat("./1/hugetlb.1GB.usage_in_bytes", [pid 5303] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5303] lstat("./1/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./1/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5342] close(3 [pid 5307] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5342] <... close resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... unlink resumed>) = 0 [pid 5342] close(4 [pid 5307] lstat("./1/file0", [pid 5303] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5342] close(5 [pid 5341] close(3 [pid 5340] close(3 [pid 5307] unlink("./1/file0" [pid 5303] lstat("./1/core", [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = 0 [pid 5340] <... close resumed>) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=1800, ...}) = 0 [pid 5342] close(6 [pid 5341] close(4 [pid 5340] close(4 [pid 5303] unlink("./1/core" [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5342] close(7 [pid 5341] close(5 [pid 5340] close(5 [pid 5307] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5342] close(8 [pid 5341] close(6 [pid 5340] close(6 [pid 5307] lstat("./1/core", [pid 5303] <... unlink resumed>) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=1140, ...}) = 0 [pid 5303] getdents64(3, [pid 5342] close(9 [pid 5341] close(7 [pid 5340] close(7 [pid 5307] unlink("./1/core" [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] close(3 [pid 5342] close(10 [pid 5341] close(8 [pid 5340] close(8 [pid 5303] <... close resumed>) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] rmdir("./1" [pid 5342] close(11 [pid 5341] close(9 [pid 5340] close(9 [pid 5307] <... unlink resumed>) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] getdents64(3, [pid 5342] close(12 [pid 5341] close(10 [pid 5340] close(10 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] close(3 [pid 5303] <... rmdir resumed>) = 0 [pid 5342] close(13 [pid 5341] close(11 [pid 5340] close(11 [pid 5307] <... close resumed>) = 0 [pid 5303] mkdir("./2", 0777 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] rmdir("./1" [pid 5342] close(14 [pid 5341] close(12 [pid 5340] close(12 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... mkdir resumed>) = 0 [pid 5342] close(15 [pid 5341] close(13 [pid 5340] close(13 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] close(14) = -1 EBADF (Bad file descriptor) [pid 5340] close(15) = -1 EBADF (Bad file descriptor) [pid 5342] close(16 [pid 5341] close(14 [pid 5340] close(16 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 11 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5367 attached [pid 5342] close(17 [pid 5341] close(15 [pid 5340] close(17 [pid 5307] <... rmdir resumed>) = 0 [pid 5367] set_robust_list(0x555555f9d5e0, 24 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] mkdir("./2", 0777 [pid 5367] <... set_robust_list resumed>) = 0 [pid 5342] close(18 [pid 5341] close(16 [pid 5340] close(18 [pid 5367] chdir("./2" [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... mkdir resumed>) = 0 [pid 5367] <... chdir resumed>) = 0 [pid 5342] close(19 [pid 5341] close(17 [pid 5340] close(19 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... prctl resumed>) = 0 [pid 5342] close(20 [pid 5341] close(18 [pid 5340] close(20 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 10 [pid 5367] setpgid(0, 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... setpgid resumed>) = 0 [pid 5342] close(21 [pid 5341] close(19 [pid 5340] close(21./strace-static-x86_64: Process 5368 attached [pid 5367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] set_robust_list(0x555555f9d5e0, 24 [pid 5367] <... openat resumed>) = 3 [pid 5342] close(22 [pid 5341] close(20 [pid 5340] close(22 [pid 5368] <... set_robust_list resumed>) = 0 [pid 5367] write(3, "1000", 4 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] chdir("./2" [pid 5367] <... write resumed>) = 4 [pid 5342] close(23 [pid 5341] close(21 [pid 5340] close(23 [pid 5368] <... chdir resumed>) = 0 [pid 5367] close(3 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5367] <... close resumed>) = 0 [pid 5342] close(24 [pid 5341] close(22 [pid 5340] close(24 [pid 5368] <... prctl resumed>) = 0 [pid 5367] symlink("/dev/binderfs", "./binderfs" [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] setpgid(0, 0 [pid 5342] close(25 [pid 5341] close(23 [pid 5340] close(25 [pid 5368] <... setpgid resumed>) = 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5367] <... symlink resumed>) = 0 [pid 5342] close(26 [pid 5341] close(24 [pid 5340] close(26 [pid 5368] <... openat resumed>) = 3 [pid 5367] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] write(3, "1000", 4 [pid 5367] <... futex resumed>) = 0 [pid 5342] close(27 [pid 5341] close(25 [pid 5340] close(27 [pid 5368] <... write resumed>) = 4 [pid 5367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(3 [pid 5367] <... mmap resumed>) = 0x7f3a0081d000 [pid 5342] close(28 [pid 5341] close(26 [pid 5340] close(28 [pid 5368] <... close resumed>) = 0 [pid 5367] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] symlink("/dev/binderfs", "./binderfs" [pid 5367] <... mprotect resumed>) = 0 [pid 5342] close(29 [pid 5341] close(27 [pid 5340] close(29 [pid 5367] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5342] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5342] exit_group(0 [pid 5341] close(28 [pid 5368] <... symlink resumed>) = 0 [pid 5367] <... clone resumed>, parent_tid=[12], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 12 [pid 5360] <... futex resumed>) = ? [pid 5357] <... futex resumed>) = ? [pid 5353] <... clone3 resumed> ) = ? [pid 5347] <... futex resumed>) = ? [pid 5342] <... exit_group resumed>) = ? [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5360] +++ exited with 0 +++ [pid 5357] +++ exited with 0 +++ [pid 5353] +++ exited with 0 +++ [pid 5347] +++ exited with 0 +++ [pid 5342] +++ exited with 0 +++ [pid 5341] close(29 [pid 5340] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5369 attached [pid 5368] <... futex resumed>) = 0 [pid 5367] <... futex resumed>) = 0 [pid 5341] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5340] exit_group(0 [pid 5369] set_robust_list(0x7f3a0083d9e0, 24 [pid 5368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5367] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5346] <... futex resumed>) = ? [pid 5352] <... clone3 resumed> ) = ? [pid 5341] exit_group(0 [pid 5340] <... exit_group resumed>) = ? [pid 5356] <... futex resumed>) = ? [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=17} --- [pid 5369] <... set_robust_list resumed>) = 0 [pid 5368] <... mmap resumed>) = 0x7f3a0081d000 [pid 5359] <... futex resumed>) = ? [pid 5356] +++ exited with 0 +++ [pid 5355] <... futex resumed>) = ? [pid 5352] +++ exited with 0 +++ [pid 5351] <... clone3 resumed> ) = ? [pid 5346] +++ exited with 0 +++ [pid 5345] <... futex resumed>) = ? [pid 5341] <... exit_group resumed>) = ? [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5340] +++ exited with 0 +++ [pid 5369] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5368] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5359] +++ exited with 0 +++ [pid 5355] +++ exited with 0 +++ [pid 5351] +++ exited with 0 +++ [pid 5345] +++ exited with 0 +++ [pid 5341] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5305] <... restart_syscall resumed>) = 0 [pid 5368] <... mprotect resumed>) = 0 [pid 5369] <... openat resumed>) = 3 [pid 5368] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 5369] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5305] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5369] <... futex resumed>) = 1 [pid 5368] <... clone resumed>, parent_tid=[11], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 11 [pid 5367] <... futex resumed>) = 0 [pid 5306] <... restart_syscall resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5369] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5368] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 5370 attached [pid 5369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5368] <... futex resumed>) = 0 [pid 5367] <... futex resumed>) = 0 [pid 5308] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... openat resumed>) = 3 [pid 5370] set_robust_list(0x7f3a0083d9e0, 24 [pid 5369] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5368] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5367] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] fstat(3, [pid 5370] <... set_robust_list resumed>) = 0 [pid 5308] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5370] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5308] <... openat resumed>) = 3 [pid 5306] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5305] getdents64(3, [pid 5308] fstat(3, [pid 5306] <... openat resumed>) = 3 [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5368] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] <... futex resumed>) = 0 [pid 5367] <... futex resumed>) = 0 [pid 5368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5368] <... mmap resumed>) = 0x7f3a007fc000 [pid 5367] <... mmap resumed>) = 0x7f3a007fc000 [pid 5368] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5367] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5368] <... mprotect resumed>) = 0 [pid 5367] <... mprotect resumed>) = 0 [pid 5368] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5367] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5368] <... clone resumed>, parent_tid=[12], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 12 [pid 5367] <... clone resumed>, parent_tid=[13], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 13 [pid 5368] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] <... futex resumed>) = 0 [pid 5367] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5371 attached [pid 5368] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5367] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5371] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5348] close(3 [pid 5371] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5348] <... close resumed>) = 0 [pid 5371] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5348] close(4 [pid 5371] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] <... futex resumed>) = 0 [pid 5348] close(5 [pid 5371] <... futex resumed>) = 1 [pid 5368] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5371] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5368] <... futex resumed>) = 0 [pid 5348] close(6 [pid 5368] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5372 attached [pid 5348] close(7 [pid 5372] set_robust_list(0x7f3a0081c9e0, 24 [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5372] <... set_robust_list resumed>) = 0 [pid 5348] close(8 [pid 5372] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5348] close(9) = -1 EBADF (Bad file descriptor) [pid 5348] close(10) = -1 EBADF (Bad file descriptor) [pid 5348] close(11) = -1 EBADF (Bad file descriptor) [pid 5348] close(12) = -1 EBADF (Bad file descriptor) [pid 5348] close(13) = -1 EBADF (Bad file descriptor) [pid 5348] close(14) = -1 EBADF (Bad file descriptor) [pid 5348] close(15) = -1 EBADF (Bad file descriptor) [pid 5348] close(16) = -1 EBADF (Bad file descriptor) [pid 5348] close(17) = -1 EBADF (Bad file descriptor) [pid 5348] close(18) = -1 EBADF (Bad file descriptor) [pid 5348] close(19) = -1 EBADF (Bad file descriptor) [pid 5348] close(20) = -1 EBADF (Bad file descriptor) [pid 5348] close(21) = -1 EBADF (Bad file descriptor) [pid 5348] close(22) = -1 EBADF (Bad file descriptor) [pid 5348] close(23) = -1 EBADF (Bad file descriptor) [pid 5348] close(24) = -1 EBADF (Bad file descriptor) [pid 5348] close(25) = -1 EBADF (Bad file descriptor) [pid 5348] close(26) = -1 EBADF (Bad file descriptor) [pid 5348] close(27) = -1 EBADF (Bad file descriptor) [pid 5348] close(28 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5369] <... ioctl resumed>) = 0 [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5370] <... openat resumed>) = 3 [pid 5369] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] close(29 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5370] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5369] <... futex resumed>) = 0 [pid 5368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5348] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] lstat("./1/binderfs", [pid 5306] lstat("./1/binderfs", [pid 5305] lstat("./1/binderfs", [pid 5370] <... futex resumed>) = 0 [pid 5369] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5368] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5348] exit_group(0 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5370] mknod("./file0", 000 [pid 5369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5368] <... futex resumed>) = 0 [pid 5367] <... futex resumed>) = 0 [pid 5366] <... futex resumed>) = ? [pid 5362] <... futex resumed>) = ? [pid 5358] <... futex resumed>) = ? [pid 5354] <... clone3 resumed> ) = ? [pid 5349] <... futex resumed>) = ? [pid 5348] <... exit_group resumed>) = ? [pid 5308] unlink("./1/binderfs" [pid 5306] unlink("./1/binderfs" [pid 5305] unlink("./1/binderfs" [pid 5369] mknod("./file0", 000 [pid 5368] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5367] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5366] +++ exited with 0 +++ [pid 5362] +++ exited with 0 +++ [pid 5370] <... mknod resumed>) = 0 [pid 5358] +++ exited with 0 +++ [pid 5354] +++ exited with 0 +++ [pid 5349] +++ exited with 0 +++ [pid 5348] +++ exited with 0 +++ [pid 5370] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5370] <... futex resumed>) = 1 [pid 5368] <... futex resumed>) = 0 [pid 5370] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5368] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5368] <... futex resumed>) = 0 [pid 5370] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5368] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5369] <... mknod resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5370] <... mount resumed>) = 0 [pid 5369] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5370] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5369] <... futex resumed>) = 1 [pid 5367] <... futex resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5370] <... futex resumed>) = 1 [pid 5369] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5368] <... futex resumed>) = 0 [pid 5367] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./1/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./1/hugetlb.1GB.usage_in_bytes", [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5370] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5369] <... mount resumed>) = 0 [pid 5368] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] <... futex resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5370] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5369] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] <... futex resumed>) = 0 [pid 5367] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] lstat("./1/hugetlb.1GB.usage_in_bytes", [pid 5306] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5304] <... openat resumed>) = 3 [pid 5370] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5369] <... futex resumed>) = 0 [pid 5368] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] fstat(3, [pid 5369] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5367] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5367] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5306] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] getdents64(3, [pid 5306] lstat("./1/file0", [pid 5305] lstat("./1/file0", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] unlink("./1/file0" [pid 5305] unlink("./1/file0" [pid 5304] umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5370] <... mount resumed>) = 0 [pid 5370] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] <... futex resumed>) = 0 [pid 5370] <... futex resumed>) = 1 [pid 5370] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] lstat("./1/binderfs", [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5369] <... mount resumed>) = 0 [pid 5308] lstat("./1/file0", [pid 5304] unlink("./1/binderfs" [pid 5369] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5369] <... futex resumed>) = 1 [pid 5367] <... futex resumed>) = 0 [pid 5308] unlink("./1/file0" [pid 5306] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5369] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./1/core", [pid 5305] lstat("./1/core", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17211392, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17207296, ...}) = 0 [pid 5306] unlink("./1/core" [pid 5305] unlink("./1/core" [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... unlink resumed>) = 0 [ 58.446034][ T5369] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 58.649175][ T5370] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 58.672800][ T5369] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] umount2("./1/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5373 attached [pid 5308] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5373] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] close(3 [pid 5305] close(3 [pid 5304] lstat("./1/hugetlb.1GB.usage_in_bytes", [pid 5308] lstat("./1/core", [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17231872, ...}) = 0 [pid 5306] rmdir("./1" [pid 5305] rmdir("./1" [pid 5304] unlink("./1/hugetlb.1GB.usage_in_bytes" [pid 5308] unlink("./1/core") = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] mkdir("./2", 0777 [pid 5305] mkdir("./2", 0777 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3) = 0 [pid 5308] rmdir("./1") = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] mkdir("./2", 0777 [pid 5304] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] <... umount2 resumed>) = 0 [pid 5304] umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5375 attached ./strace-static-x86_64: Process 5374 attached ) = -1 EINVAL (Invalid argument) [pid 5375] set_robust_list(0x555555f9d5e0, 24 [pid 5374] set_robust_list(0x555555f9d5e0, 24 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 12 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 12 [pid 5304] lstat("./1/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./1/file0" [pid 5375] <... set_robust_list resumed>) = 0 [pid 5374] <... set_robust_list resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5375] chdir("./2" [pid 5374] chdir("./2" [pid 5375] <... chdir resumed>) = 0 [pid 5374] <... chdir resumed>) = 0 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 11 ./strace-static-x86_64: Process 5376 attached [pid 5376] set_robust_list(0x555555f9d5e0, 24 [pid 5375] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5374] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5376] <... set_robust_list resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 5377 attached [pid 5376] chdir("./2" [pid 5375] <... prctl resumed>) = 0 [pid 5374] <... prctl resumed>) = 0 [pid 5304] umount2("./1/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5376] <... chdir resumed>) = 0 [pid 5375] setpgid(0, 0 [pid 5374] setpgid(0, 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5375] <... setpgid resumed>) = 0 [pid 5304] lstat("./1/core", [pid 5376] <... prctl resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=17248256, ...}) = 0 [pid 5376] setpgid(0, 0 [pid 5304] unlink("./1/core" [pid 5376] <... setpgid resumed>) = 0 [pid 5376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5376] write(3, "1000", 4) = 4 [pid 5374] <... setpgid resumed>) = 0 [pid 5376] close(3 [pid 5375] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5376] <... close resumed>) = 0 [pid 5374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5376] symlink("/dev/binderfs", "./binderfs" [pid 5375] <... openat resumed>) = 3 [pid 5375] write(3, "1000", 4 [pid 5374] <... openat resumed>) = 3 [pid 5375] <... write resumed>) = 4 [pid 5374] write(3, "1000", 4 [pid 5375] close(3 [pid 5374] <... write resumed>) = 4 [pid 5377] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5375] <... close resumed>) = 0 [pid 5374] close(3 [pid 5375] symlink("/dev/binderfs", "./binderfs" [pid 5374] <... close resumed>) = 0 [pid 5376] <... symlink resumed>) = 0 [pid 5374] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... unlink resumed>) = 0 [pid 5376] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] getdents64(3, [pid 5376] <... futex resumed>) = 0 [pid 5376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5376] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5376] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[12], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 12 [pid 5376] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] <... symlink resumed>) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5376] <... futex resumed>) = 0 [pid 5375] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] close(3./strace-static-x86_64: Process 5378 attached [pid 5376] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5375] <... futex resumed>) = 0 [pid 5374] <... symlink resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5374] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] rmdir("./1" [pid 5375] <... mmap resumed>) = 0x7f3a0081d000 [pid 5374] <... futex resumed>) = 0 [pid 5378] set_robust_list(0x7f3a0083d9e0, 24 [pid 5375] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5378] <... set_robust_list resumed>) = 0 [pid 5375] <... mprotect resumed>) = 0 [pid 5374] <... mmap resumed>) = 0x7f3a0081d000 [pid 5378] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5375] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5374] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5304] <... rmdir resumed>) = 0 [pid 5374] <... mprotect resumed>) = 0 [pid 5374] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5304] mkdir("./2", 0777./strace-static-x86_64: Process 5380 attached [pid 5374] <... clone resumed>, parent_tid=[13], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 13 [pid 5375] <... clone resumed>, parent_tid=[13], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 13 [pid 5374] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5380] set_robust_list(0x7f3a0083d9e0, 24 [pid 5378] <... openat resumed>) = 3 [pid 5375] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... futex resumed>) = 0 [pid 5380] <... set_robust_list resumed>) = 0 [pid 5378] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] <... futex resumed>) = 0 [pid 5374] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5380] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5378] <... futex resumed>) = 1 [pid 5376] <... futex resumed>) = 0 [pid 5375] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5379 attached [pid 5378] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5376] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... mkdir resumed>) = 0 [pid 5379] set_robust_list(0x7f3a0083d9e0, 24 [pid 5378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5376] <... futex resumed>) = 0 [pid 5379] <... set_robust_list resumed>) = 0 [pid 5378] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5376] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5379] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 13 ./strace-static-x86_64: Process 5381 attached [pid 5381] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5381] chdir("./2") = 0 [pid 5381] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5381] setpgid(0, 0) = 0 [pid 5381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5381] write(3, "1000", 4) = 4 [pid 5381] close(3) = 0 [pid 5381] symlink("/dev/binderfs", "./binderfs" [pid 5374] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5374] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5374] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5375] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... mprotect resumed>) = 0 [pid 5375] <... futex resumed>) = 0 [pid 5374] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5375] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5376] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... clone resumed>, parent_tid=[14], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 14 [pid 5375] <... mmap resumed>) = 0x7f3a007fc000 ./strace-static-x86_64: Process 5382 attached [pid 5376] <... futex resumed>) = 0 [pid 5375] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5374] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5382] set_robust_list(0x7f3a0081c9e0, 24 [pid 5376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5375] <... mprotect resumed>) = 0 [pid 5374] <... futex resumed>) = 0 [pid 5382] <... set_robust_list resumed>) = 0 [pid 5376] <... mmap resumed>) = 0x7f3a007fc000 [pid 5375] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5374] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5382] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5376] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5382] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] <... mprotect resumed>) = 0 [pid 5375] <... clone resumed>, parent_tid=[14], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 14 [pid 5382] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5376] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5375] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5382] <... futex resumed>) = 1 [pid 5375] <... futex resumed>) = 0 [pid 5374] <... futex resumed>) = 0 [pid 5382] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5376] <... clone resumed>, parent_tid=[13], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 13 [pid 5375] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5374] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5384 attached [pid 5382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5376] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... futex resumed>) = 0 [pid 5384] set_robust_list(0x7f3a0081c9e0, 24 [pid 5382] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5376] <... futex resumed>) = 0 [pid 5374] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5383 attached [pid 5384] <... set_robust_list resumed>) = 0 [pid 5383] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5383] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5383] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5375] <... futex resumed>) = 0 [pid 5383] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5375] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5375] <... futex resumed>) = 0 [pid 5383] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5375] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5384] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5376] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5378] <... ioctl resumed>) = 0 [pid 5374] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5381] <... symlink resumed>) = 0 [pid 5380] <... openat resumed>) = 3 [pid 5379] <... openat resumed>) = 3 [pid 5378] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5381] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5380] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5379] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... futex resumed>) = 0 [pid 5381] <... futex resumed>) = 0 [pid 5380] <... futex resumed>) = 0 [pid 5379] <... futex resumed>) = 0 [pid 5378] <... futex resumed>) = 0 [pid 5376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5380] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5379] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5378] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5376] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... mmap resumed>) = 0x7f3a007db000 [pid 5381] <... mmap resumed>) = 0x7f3a0081d000 [pid 5380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5376] <... futex resumed>) = 0 [pid 5375] <... futex resumed>) = 0 [pid 5374] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5381] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5380] mknod("./file0", 000 [pid 5378] mknod("./file0", 000 [pid 5376] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5375] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5374] <... mprotect resumed>) = 0 [pid 5381] <... mprotect resumed>) = 0 [pid 5374] clone(child_stack=0x7f3a007fb3f0, 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 5385 attached [pid 5381] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5385] set_robust_list(0x7f3a007fb9e0, 24 [pid 5374] <... clone resumed>, parent_tid=[15], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 15 [pid 5385] <... set_robust_list resumed>) = 0 [pid 5381] <... clone resumed>, parent_tid=[14], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 14 [pid 5374] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5385] mknod("./file0", 000 [pid 5381] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... futex resumed>) = 0 [pid 5381] <... futex resumed>) = 0 [pid 5374] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5381] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5386 attached [pid 5386] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5386] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5378] <... mknod resumed>) = 0 [pid 5386] <... openat resumed>) = 3 [pid 5385] <... mknod resumed>) = 0 [pid 5380] <... mknod resumed>) = 0 [pid 5386] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5378] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5387 attached [pid 5386] <... futex resumed>) = 1 [pid 5385] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5381] <... futex resumed>) = 0 [pid 5380] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5378] <... futex resumed>) = 0 [pid 5376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5375] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5387] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5386] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5385] <... futex resumed>) = 0 [pid 5381] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5380] <... futex resumed>) = 0 [pid 5378] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5376] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5374] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5388 attached [pid 5386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5385] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5381] <... futex resumed>) = 0 [pid 5380] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5376] <... futex resumed>) = 0 [pid 5375] <... futex resumed>) = 0 [pid 5374] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5388] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5386] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5381] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5380] <... mount resumed>) = 0 [pid 5379] <... futex resumed>) = 0 [pid 5378] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5376] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5375] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5374] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5389 attached [pid 5380] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5379] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5378] <... mount resumed>) = 0 [pid 5375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5374] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5389] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5380] <... futex resumed>) = 0 [pid 5379] <... mount resumed>) = 0 [pid 5378] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5380] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5379] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5378] <... futex resumed>) = 1 [pid 5376] <... futex resumed>) = 0 [pid 5375] <... futex resumed>) = 0 [pid 5380] <... mount resumed>) = 0 [pid 5379] <... futex resumed>) = 1 [pid 5378] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5376] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5375] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5374] <... futex resumed>) = 0 [pid 5380] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5379] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5378] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5376] <... futex resumed>) = 0 [pid 5375] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5374] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5380] <... futex resumed>) = 0 [pid 5379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5378] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5376] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5374] <... futex resumed>) = 0 [pid 5380] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5379] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5378] <... mount resumed>) = 0 [pid 5374] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5379] <... mount resumed>) = 0 [pid 5378] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5379] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5378] <... futex resumed>) = 1 [pid 5376] <... futex resumed>) = 0 [pid 5379] <... futex resumed>) = 1 [pid 5378] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5374] <... futex resumed>) = 0 [pid 5379] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5368] close(3) = 0 [pid 5368] close(4) = -1 EBADF (Bad file descriptor) [pid 5368] close(5) = -1 EBADF (Bad file descriptor) [pid 5368] close(6) = -1 EBADF (Bad file descriptor) [pid 5368] close(7) = -1 EBADF (Bad file descriptor) [pid 5368] close(8) = -1 EBADF (Bad file descriptor) [pid 5368] close(9) = -1 EBADF (Bad file descriptor) [pid 5368] close(10) = -1 EBADF (Bad file descriptor) [pid 5368] close(11) = -1 EBADF (Bad file descriptor) [pid 5368] close(12) = -1 EBADF (Bad file descriptor) [ 58.886179][ T5378] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5368] close(13 [pid 5381] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5381] <... futex resumed>) = 0 [pid 5368] close(14 [pid 5381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5381] <... mmap resumed>) = 0x7f3a007fc000 [pid 5368] close(15 [pid 5381] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5381] <... mprotect resumed>) = 0 [pid 5368] close(16 [pid 5367] close(3 [pid 5381] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = 0 [pid 5368] close(17 [pid 5367] close(4 [pid 5381] <... clone resumed>, parent_tid=[15], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 15 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5390 attached [pid 5381] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] close(18 [pid 5367] close(5 [pid 5390] set_robust_list(0x7f3a0081c9e0, 24 [pid 5381] <... futex resumed>) = 0 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5390] <... set_robust_list resumed>) = 0 [pid 5381] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5368] close(19 [pid 5367] close(6 [pid 5390] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(20 [pid 5367] close(7 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(21 [pid 5367] close(8 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(22 [pid 5367] close(9 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(23 [pid 5367] close(10 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(24 [pid 5367] close(11 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(25 [pid 5367] close(12 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(26 [pid 5367] close(13 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] close(27 [pid 5367] close(14 [pid 5386] <... ioctl resumed>) = 0 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5386] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5368] close(28 [pid 5367] close(15 [pid 5386] <... futex resumed>) = 0 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5386] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5368] close(29 [pid 5367] close(16 [pid 5368] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5368] exit_group(0 [pid 5367] close(17 [pid 5371] <... clone3 resumed> ) = ? [pid 5370] <... futex resumed>) = ? [pid 5368] <... exit_group resumed>) = ? [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5371] +++ exited with 0 +++ [pid 5370] +++ exited with 0 +++ [pid 5368] +++ exited with 0 +++ [pid 5367] close(18) = -1 EBADF (Bad file descriptor) [pid 5367] close(19) = -1 EBADF (Bad file descriptor) [pid 5367] close(20) = -1 EBADF (Bad file descriptor) [pid 5367] close(21) = -1 EBADF (Bad file descriptor) [pid 5367] close(22) = -1 EBADF (Bad file descriptor) [pid 5367] close(23) = -1 EBADF (Bad file descriptor) [pid 5367] close(24 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] restart_syscall(<... resuming interrupted clone ...> [pid 5381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5381] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5367] close(25 [pid 5307] <... restart_syscall resumed>) = 0 [pid 5386] <... futex resumed>) = 0 [pid 5381] <... futex resumed>) = 1 [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5386] mknod("./file0", 000 [pid 5381] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5367] close(26) = -1 EBADF (Bad file descriptor) [pid 5367] close(27) = -1 EBADF (Bad file descriptor) [pid 5307] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5367] close(28 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5367] close(29 [pid 5307] <... openat resumed>) = 3 [pid 5367] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] fstat(3, [pid 5367] exit_group(0 [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5372] <... clone3 resumed> ) = ? [pid 5369] <... futex resumed>) = ? [pid 5367] <... exit_group resumed>) = ? [pid 5307] getdents64(3, [pid 5372] +++ exited with 0 +++ [pid 5369] +++ exited with 0 +++ [pid 5367] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5303] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5386] <... mknod resumed>) = 0 [pid 5307] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5386] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] lstat("./2/binderfs", [pid 5386] <... futex resumed>) = 1 [pid 5381] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5386] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5381] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] lstat("./2/binderfs", [pid 5303] unlink("./2/binderfs" [pid 5386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5381] <... futex resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5386] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5381] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] unlink("./2/binderfs" [pid 5386] <... mount resumed>) = 0 [pid 5386] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5381] <... futex resumed>) = 0 [pid 5386] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5381] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5386] <... mount resumed>) = 0 [pid 5381] <... futex resumed>) = 0 [pid 5386] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5381] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5391 attached [pid 5386] <... futex resumed>) = 0 [pid 5381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5386] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5391] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./2/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./2/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5375] close(3) = 0 [pid 5375] close(4) = -1 EBADF (Bad file descriptor) [pid 5375] close(5) = -1 EBADF (Bad file descriptor) [pid 5375] close(6) = -1 EBADF (Bad file descriptor) [pid 5375] close(7) = -1 EBADF (Bad file descriptor) [pid 5375] close(8) = -1 EBADF (Bad file descriptor) [pid 5375] close(9) = -1 EBADF (Bad file descriptor) [pid 5375] close(10) = -1 EBADF (Bad file descriptor) [pid 5375] close(11) = -1 EBADF (Bad file descriptor) [pid 5375] close(12) = -1 EBADF (Bad file descriptor) [pid 5375] close(13) = -1 EBADF (Bad file descriptor) [pid 5375] close(14) = -1 EBADF (Bad file descriptor) [pid 5303] <... unlink resumed>) = 0 [pid 5375] close(15 [pid 5303] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = 0 [pid 5375] close(16 [pid 5303] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5375] close(17 [pid 5303] lstat("./2/file0", [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5375] close(18 [pid 5303] unlink("./2/file0" [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5375] close(19) = -1 EBADF (Bad file descriptor) [pid 5375] close(20) = -1 EBADF (Bad file descriptor) [pid 5375] close(21 [pid 5374] close(3 [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5375] close(22) = -1 EBADF (Bad file descriptor) [pid 5375] close(23) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5375] close(24) = -1 EBADF (Bad file descriptor) [pid 5375] close(25) = -1 EBADF (Bad file descriptor) [pid 5307] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] close(26 [pid 5374] <... close resumed>) = 0 [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] close(4 [pid 5307] <... umount2 resumed>) = 0 [pid 5375] close(27 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] close(5 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5375] close(28 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] lstat("./2/file0", [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] close(6 [pid 5375] close(29 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5375] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] unlink("./2/file0" [pid 5375] exit_group(0 [pid 5374] close(7 [pid 5383] <... clone3 resumed> ) = ? [pid 5380] <... futex resumed>) = ? [pid 5375] <... exit_group resumed>) = ? [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5383] +++ exited with 0 +++ [pid 5380] +++ exited with 0 +++ [pid 5375] +++ exited with 0 +++ [pid 5374] close(8) = -1 EBADF (Bad file descriptor) [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 5374] close(9) = -1 EBADF (Bad file descriptor) [pid 5374] close(10) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5374] close(11 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5374] close(12 [pid 5305] <... openat resumed>) = 3 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5374] close(13 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5374] close(14) = -1 EBADF (Bad file descriptor) [pid 5374] close(15) = -1 EBADF (Bad file descriptor) [pid 5374] close(16) = -1 EBADF (Bad file descriptor) [pid 5374] close(17) = -1 EBADF (Bad file descriptor) [pid 5374] close(18) = -1 EBADF (Bad file descriptor) [pid 5374] close(19) = -1 EBADF (Bad file descriptor) [pid 5374] close(20) = -1 EBADF (Bad file descriptor) [pid 5374] close(21) = -1 EBADF (Bad file descriptor) [pid 5376] close(3 [pid 5374] close(22 [pid 5376] <... close resumed>) = 0 [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(4 [pid 5374] close(23 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(5 [pid 5374] close(24 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(6 [pid 5374] close(25 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(7 [pid 5374] close(26 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(8 [pid 5374] close(27 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(9 [pid 5374] close(28 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(10 [pid 5374] close(29 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5374] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(11 [pid 5374] exit_group(0 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5385] <... futex resumed>) = ? [pid 5382] <... clone3 resumed> ) = ? [pid 5379] <... futex resumed>) = ? [pid 5376] close(12 [pid 5374] <... exit_group resumed>) = ? [pid 5385] +++ exited with 0 +++ [pid 5382] +++ exited with 0 +++ [pid 5379] +++ exited with 0 +++ [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5376] close(13 [pid 5374] +++ exited with 0 +++ [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5305] lstat("./2/binderfs", [pid 5376] close(14 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] unlink("./2/binderfs" [pid 5376] close(15) = -1 EBADF (Bad file descriptor) [pid 5376] close(16) = -1 EBADF (Bad file descriptor) [pid 5306] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5376] close(17 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(18 [pid 5306] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 5303] <... unlink resumed>) = 0 [pid 5376] close(19 [pid 5306] fstat(3, [pid 5303] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5376] close(20 [pid 5306] getdents64(3, [pid 5303] lstat("./2/core", [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5376] close(21 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=1145, ...}) = 0 [pid 5376] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] unlink("./2/core" [pid 5376] close(22) = -1 EBADF (Bad file descriptor) [pid 5376] close(23) = -1 EBADF (Bad file descriptor) [pid 5376] close(24) = -1 EBADF (Bad file descriptor) [pid 5376] close(25) = -1 EBADF (Bad file descriptor) [pid 5376] close(26) = -1 EBADF (Bad file descriptor) [pid 5376] close(27) = -1 EBADF (Bad file descriptor) [pid 5376] close(28) = -1 EBADF (Bad file descriptor) [pid 5376] close(29) = -1 EBADF (Bad file descriptor) [pid 5376] exit_group(0 [pid 5384] <... clone3 resumed> ) = ? [pid 5378] <... futex resumed>) = ? [pid 5376] <... exit_group resumed>) = ? [pid 5384] +++ exited with 0 +++ [pid 5378] +++ exited with 0 +++ [pid 5376] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5308] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./2/binderfs" [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./2/binderfs" [pid 5381] close(3) = 0 [pid 5381] close(4) = -1 EBADF (Bad file descriptor) [pid 5381] close(5) = -1 EBADF (Bad file descriptor) [pid 5381] close(6) = -1 EBADF (Bad file descriptor) [pid 5381] close(7) = -1 EBADF (Bad file descriptor) [pid 5381] close(8) = -1 EBADF (Bad file descriptor) [pid 5381] close(9 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] getdents64(3, [pid 5381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5381] close(10 [pid 5307] lstat("./2/core", [pid 5381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5381] close(11 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=2156, ...}) = 0 [pid 5381] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] unlink("./2/core" [pid 5381] close(12) = -1 EBADF (Bad file descriptor) [pid 5381] close(13) = -1 EBADF (Bad file descriptor) [pid 5381] close(14) = -1 EBADF (Bad file descriptor) [pid 5381] close(15) = -1 EBADF (Bad file descriptor) [pid 5381] close(16) = -1 EBADF (Bad file descriptor) [pid 5381] close(17) = -1 EBADF (Bad file descriptor) [pid 5381] close(18) = -1 EBADF (Bad file descriptor) [pid 5381] close(19) = -1 EBADF (Bad file descriptor) [pid 5381] close(20) = -1 EBADF (Bad file descriptor) [pid 5381] close(21) = -1 EBADF (Bad file descriptor) [pid 5381] close(22) = -1 EBADF (Bad file descriptor) [pid 5381] close(23) = -1 EBADF (Bad file descriptor) [pid 5381] close(24) = -1 EBADF (Bad file descriptor) [pid 5381] close(25) = -1 EBADF (Bad file descriptor) [pid 5381] close(26) = -1 EBADF (Bad file descriptor) [pid 5381] close(27) = -1 EBADF (Bad file descriptor) [pid 5381] close(28) = -1 EBADF (Bad file descriptor) [pid 5381] close(29) = -1 EBADF (Bad file descriptor) [pid 5381] exit_group(0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./2" [pid 5390] <... clone3 resumed> ) = ? [pid 5386] <... futex resumed>) = ? [pid 5381] <... exit_group resumed>) = ? [pid 5390] +++ exited with 0 +++ [pid 5386] +++ exited with 0 +++ [pid 5381] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5304] umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./2/binderfs" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./2/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5307] getdents64(3, [pid 5303] mkdir("./3", 0777 [pid 5308] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] rmdir("./2" [pid 5308] lstat("./2/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5306] <... unlink resumed>) = 0 [pid 5306] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./2/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5307] <... rmdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5307] mkdir("./3", 0777 [pid 5304] umount2("./2/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... unlink resumed>) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5392 attached [pid 5308] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] lstat("./2/hugetlb.1GB.usage_in_bytes", [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 15 [pid 5392] set_robust_list(0x555555f9d5e0, 24 [pid 5308] <... umount2 resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5392] <... set_robust_list resumed>) = 0 [pid 5308] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] unlink("./2/hugetlb.1GB.usage_in_bytes" [pid 5392] chdir("./3" [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./2/file0", [pid 5392] <... chdir resumed>) = 0 [pid 5392] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5392] <... prctl resumed>) = 0 [pid 5308] unlink("./2/file0" [pid 5392] setpgid(0, 0) = 0 [pid 5392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5392] write(3, "1000", 4) = 4 [pid 5392] close(3) = 0 [pid 5392] symlink("/dev/binderfs", "./binderfs" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./2/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./2/file0" [pid 5392] <... symlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5392] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5393 attached [pid 5392] <... futex resumed>) = 0 [pid 5304] <... umount2 resumed>) = 0 [pid 5392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 14 [pid 5304] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5392] <... mmap resumed>) = 0x7f3a0081d000 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5392] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5304] lstat("./2/file0", [pid 5393] set_robust_list(0x555555f9d5e0, 24 [pid 5392] <... mprotect resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5393] <... set_robust_list resumed>) = 0 [pid 5392] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5304] unlink("./2/file0"./strace-static-x86_64: Process 5394 attached [pid 5393] chdir("./3" [pid 5392] <... clone resumed>, parent_tid=[16], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 16 [pid 5394] set_robust_list(0x7f3a0083d9e0, 24 [pid 5393] <... chdir resumed>) = 0 [pid 5392] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5393] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5394] <... set_robust_list resumed>) = 0 [pid 5393] <... prctl resumed>) = 0 [pid 5393] setpgid(0, 0) = 0 [pid 5394] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5393] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5393] write(3, "1000", 4) = 4 [pid 5393] close(3 [pid 5306] <... unlink resumed>) = 0 [pid 5306] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5393] <... close resumed>) = 0 [pid 5393] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... umount2 resumed>) = 0 [pid 5306] umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./2/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./2/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5394] <... openat resumed>) = 3 [pid 5308] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./2/core", {st_mode=S_IFREG|0600, st_size=680, ...}) = 0 [pid 5308] unlink("./2/core" [pid 5394] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5392] <... futex resumed>) = 0 [pid 5392] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5394] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5393] <... symlink resumed>) = 0 [pid 5393] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5393] <... futex resumed>) = 0 [pid 5305] lstat("./2/core", [pid 5393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=792, ...}) = 0 [pid 5305] unlink("./2/core" [pid 5393] <... mmap resumed>) = 0x7f3a0081d000 [pid 5393] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5393] clone(child_stack=0x7f3a0083d3f0, 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 5395 attached [pid 5395] set_robust_list(0x7f3a0083d9e0, 24 [pid 5393] <... clone resumed>, parent_tid=[15], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 15 [pid 5395] <... set_robust_list resumed>) = 0 [pid 5393] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5393] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5395] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5308] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5304] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./2/core", {st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5304] unlink("./2/core" [pid 5392] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5392] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5392] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5392] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[17], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 17 ./strace-static-x86_64: Process 5396 attached [pid 5392] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5396] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5393] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5393] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5396] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5393] <... mmap resumed>) = 0x7f3a007fc000 [pid 5393] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5393] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[16], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 16 [pid 5393] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5393] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5397 attached [pid 5397] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5397] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5397] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5393] <... futex resumed>) = 0 [pid 5397] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5393] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5397] <... futex resumed>) = 0 [pid 5397] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5393] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5392] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5392] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5392] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5392] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[18], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 18 [pid 5392] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5392] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5398 attached [pid 5398] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5398] mknod("./file0", 000 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5394] <... ioctl resumed>) = 0 [pid 5308] close(3 [pid 5394] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... close resumed>) = 0 [pid 5394] <... futex resumed>) = 0 [pid 5308] rmdir("./2" [pid 5394] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5393] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5393] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5393] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5393] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5393] clone(child_stack=0x7f3a007fb3f0, 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 5399 attached , parent_tid=[17], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 17 [pid 5399] set_robust_list(0x7f3a007fb9e0, 24 [pid 5393] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5399] <... set_robust_list resumed>) = 0 [pid 5393] <... futex resumed>) = 0 [pid 5399] mknod("./file0", 000 [pid 5398] <... mknod resumed>) = 0 [pid 5395] <... openat resumed>) = 3 [pid 5393] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5398] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5395] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] umount2("./2/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] getdents64(3, [pid 5304] getdents64(3, [pid 5395] <... futex resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5395] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] lstat("./2/core", {st_mode=S_IFREG|0600, st_size=904, ...}) = 0 [pid 5306] unlink("./2/core" [pid 5398] <... futex resumed>) = 1 [pid 5392] <... futex resumed>) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5398] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5392] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] rmdir("./2" [pid 5394] <... futex resumed>) = 0 [pid 5392] <... futex resumed>) = 1 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5394] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5392] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5305] close(3 [pid 5394] <... mount resumed>) = 0 [pid 5308] <... rmdir resumed>) = 0 [pid 5305] <... close resumed>) = 0 ./strace-static-x86_64: Process 5400 attached [pid 5394] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] mkdir("./3", 0777 [pid 5305] rmdir("./2" [pid 5394] <... futex resumed>) = 1 [pid 5392] <... futex resumed>) = 0 [pid 5394] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5392] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5394] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5392] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5394] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5400] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5306] getdents64(3, [pid 5304] mkdir("./3", 0777 [pid 5394] <... mount resumed>) = 0 [pid 5394] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5392] <... futex resumed>) = 0 [pid 5394] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5402 attached [pid 5402] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3 [pid 5393] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5306] <... close resumed>) = 0 [pid 5393] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] rmdir("./2" [pid 5395] <... futex resumed>) = 0 [pid 5393] <... futex resumed>) = 1 [pid 5395] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5393] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5399] <... mknod resumed>) = 0 [pid 5395] <... mount resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5399] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5395] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] mkdir("./3", 0777./strace-static-x86_64: Process 5403 attached [pid 5399] <... futex resumed>) = 0 [pid 5395] <... futex resumed>) = 1 [pid 5393] <... futex resumed>) = 0 [pid 5399] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5395] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5393] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 15 [pid 5395] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5393] <... futex resumed>) = 0 [pid 5395] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5393] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5395] <... mount resumed>) = 0 [pid 5395] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5403] set_robust_list(0x555555f9d5e0, 24 [pid 5395] <... futex resumed>) = 1 [pid 5393] <... futex resumed>) = 0 [pid 5395] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5403] <... set_robust_list resumed>) = 0 [pid 5403] chdir("./3") = 0 [pid 5403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5403] setpgid(0, 0) = 0 [pid 5403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5403] write(3, "1000", 4) = 4 [pid 5403] close(3) = 0 [pid 5403] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... rmdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5306] mkdir("./3", 0777 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 17 ./strace-static-x86_64: Process 5404 attached [pid 5404] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5404] chdir("./3") = 0 [pid 5404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5404] setpgid(0, 0) = 0 [pid 5404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5404] write(3, "1000", 4) = 4 [pid 5404] close(3) = 0 [pid 5404] symlink("/dev/binderfs", "./binderfs" [pid 5403] <... symlink resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5403] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5403] <... futex resumed>) = 0 [pid 5403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5405 attached ) = 0x7f3a0081d000 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 16 [pid 5405] set_robust_list(0x555555f9d5e0, 24 [pid 5403] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5405] <... set_robust_list resumed>) = 0 [pid 5403] <... mprotect resumed>) = 0 [pid 5405] chdir("./3" [pid 5403] clone(child_stack=0x7f3a0083d3f0, 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 5406 attached [pid 5405] <... chdir resumed>) = 0 [pid 5406] set_robust_list(0x7f3a0083d9e0, 24 [pid 5405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5403] <... clone resumed>, parent_tid=[16], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 16 [pid 5406] <... set_robust_list resumed>) = 0 [pid 5405] <... prctl resumed>) = 0 [pid 5403] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5406] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5405] setpgid(0, 0 [pid 5403] <... futex resumed>) = 0 [pid 5405] <... setpgid resumed>) = 0 [pid 5403] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5404] <... symlink resumed>) = 0 [pid 5405] write(3, "1000", 4) = 4 [pid 5405] close(3) = 0 [pid 5405] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... mkdir resumed>) = 0 [pid 5404] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5404] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5407 attached [pid 5404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5407] set_robust_list(0x555555f9d5e0, 24 [pid 5404] <... mmap resumed>) = 0x7f3a0081d000 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 17 [pid 5407] <... set_robust_list resumed>) = 0 [pid 5404] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5407] chdir("./3" [pid 5404] <... mprotect resumed>) = 0 [pid 5404] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5407] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5408 attached [pid 5408] set_robust_list(0x7f3a0083d9e0, 24 [pid 5407] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5404] <... clone resumed>, parent_tid=[18], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 18 [pid 5408] <... set_robust_list resumed>) = 0 [pid 5407] <... prctl resumed>) = 0 [pid 5404] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5408] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5407] setpgid(0, 0 [pid 5404] <... futex resumed>) = 0 [pid 5407] <... setpgid resumed>) = 0 [pid 5404] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5407] write(3, "1000", 4) = 4 [pid 5407] close(3) = 0 [pid 5407] symlink("/dev/binderfs", "./binderfs" [pid 5406] <... openat resumed>) = 3 [pid 5406] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5403] <... futex resumed>) = 0 [pid 5406] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5403] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5403] <... futex resumed>) = 0 [pid 5406] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5403] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5407] <... symlink resumed>) = 0 [pid 5405] <... symlink resumed>) = 0 [pid 5408] <... openat resumed>) = 3 [pid 5407] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5408] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] <... futex resumed>) = 0 [pid 5405] <... futex resumed>) = 0 [pid 5408] <... futex resumed>) = 1 [pid 5407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5404] <... futex resumed>) = 0 [pid 5408] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5407] <... mmap resumed>) = 0x7f3a0081d000 [pid 5405] <... mmap resumed>) = 0x7f3a0081d000 [pid 5404] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5407] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5405] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5404] <... futex resumed>) = 0 [pid 5408] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5407] <... mprotect resumed>) = 0 [pid 5405] <... mprotect resumed>) = 0 [pid 5404] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5407] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5405] clone(child_stack=0x7f3a0083d3f0, 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 5410 attached ./strace-static-x86_64: Process 5409 attached [pid 5410] set_robust_list(0x7f3a0083d9e0, 24 [pid 5409] set_robust_list(0x7f3a0083d9e0, 24 [pid 5407] <... clone resumed>, parent_tid=[18], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 18 [pid 5405] <... clone resumed>, parent_tid=[17], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 17 [pid 5410] <... set_robust_list resumed>) = 0 [pid 5409] <... set_robust_list resumed>) = 0 [pid 5407] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5410] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5409] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5407] <... futex resumed>) = 0 [pid 5405] <... futex resumed>) = 0 [pid 5407] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5405] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5403] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5403] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5403] clone(child_stack=0x7f3a0081c3f0, 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 5411 attached , parent_tid=[17], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 17 [pid 5403] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5403] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5411] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5411] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5404] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5404] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5404] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[19], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 19 [pid 5404] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5404] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5412 attached [pid 5412] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5412] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5406] <... ioctl resumed>) = 0 [pid 5406] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5406] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5407] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5407] <... futex resumed>) = 0 [pid 5405] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5405] <... futex resumed>) = 0 [pid 5407] <... mmap resumed>) = 0x7f3a007fc000 [pid 5405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5407] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5405] <... mmap resumed>) = 0x7f3a007fc000 [pid 5403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5407] <... mprotect resumed>) = 0 [pid 5405] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5403] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5406] <... futex resumed>) = 0 [pid 5405] <... mprotect resumed>) = 0 [pid 5403] <... futex resumed>) = 1 [pid 5406] mknod("./file0", 000 [pid 5405] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5403] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5407] <... clone resumed>, parent_tid=[19], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 19 [pid 5407] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] <... clone resumed>, parent_tid=[18], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 18 [pid 5407] <... futex resumed>) = 0 [pid 5405] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5405] <... futex resumed>) = 0 [pid 5405] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5413 attached ./strace-static-x86_64: Process 5414 attached [pid 5413] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5413] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5413] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5414] set_robust_list(0x7f3a0081c9e0, 24 [pid 5413] <... futex resumed>) = 1 [pid 5407] <... futex resumed>) = 0 [pid 5413] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5407] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5414] <... set_robust_list resumed>) = 0 [pid 5407] <... futex resumed>) = 0 [pid 5414] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5407] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5414] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5414] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5404] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5414] <... futex resumed>) = 1 [pid 5405] <... futex resumed>) = 0 [pid 5404] <... futex resumed>) = 0 [pid 5414] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5405] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5405] <... futex resumed>) = 0 [pid 5404] <... mmap resumed>) = 0x7f3a007db000 [pid 5414] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5405] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5404] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5404] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[20], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 20 [pid 5404] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5403] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5404] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5403] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5415 attached [pid 5403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5392] close(3 [pid 5415] set_robust_list(0x7f3a007fb9e0, 24 [pid 5403] <... mmap resumed>) = 0x7f3a007db000 [pid 5392] <... close resumed>) = 0 [pid 5415] <... set_robust_list resumed>) = 0 [pid 5403] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5392] close(4 [pid 5415] mknod("./file0", 000 [pid 5403] <... mprotect resumed>) = 0 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5392] close(5) = -1 EBADF (Bad file descriptor) [pid 5403] <... clone resumed>, parent_tid=[18], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 18 [pid 5392] close(6 [pid 5403] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... futex resumed>) = 0 [pid 5392] close(7 [pid 5403] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5392] close(8) = -1 EBADF (Bad file descriptor) [pid 5392] close(9) = -1 EBADF (Bad file descriptor) [pid 5407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5392] close(10 [pid 5407] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... futex resumed>) = 0 [pid 5392] close(11 [pid 5407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... mmap resumed>) = 0x7f3a007db000 [pid 5392] close(12 [pid 5407] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5416 attached [pid 5407] <... mprotect resumed>) = 0 [pid 5392] close(13 [pid 5407] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5416] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5392] close(14 [pid 5416] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5407] <... clone resumed>, parent_tid=[20], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 20 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5416] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5392] close(15 [pid 5407] <... futex resumed>) = 0 [pid 5405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5416] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5405] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] close(16 [pid 5416] <... futex resumed>) = 1 [pid 5405] <... futex resumed>) = 0 [pid 5404] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5403] <... futex resumed>) = 0 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5416] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5404] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5403] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] close(17./strace-static-x86_64: Process 5417 attached [pid 5416] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5405] <... mmap resumed>) = 0x7f3a007db000 [pid 5404] <... futex resumed>) = 0 [pid 5403] <... futex resumed>) = 0 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5418 attached [pid 5417] set_robust_list(0x7f3a007fb9e0, 24 [pid 5416] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5405] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5403] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5392] close(18 [pid 5418] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5417] <... set_robust_list resumed>) = 0 [pid 5416] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5408] <... ioctl resumed>) = 0 [pid 5405] <... mprotect resumed>) = 0 [pid 5404] <... mmap resumed>) = 0x7f3a007ba000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5417] mknod("./file0", 000 [pid 5416] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5408] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5404] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5392] close(19 [pid 5416] <... futex resumed>) = 1 [pid 5415] <... mknod resumed>) = 0 [pid 5408] <... futex resumed>) = 0 [pid 5406] <... mknod resumed>) = 0 [pid 5404] <... mprotect resumed>) = 0 [pid 5403] <... futex resumed>) = 0 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5416] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5415] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5406] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] <... clone resumed>, parent_tid=[19], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 19 [pid 5408] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5404] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5392] close(20 [pid 5415] <... futex resumed>) = 0 [pid 5406] <... futex resumed>) = 0 [pid 5405] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5415] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5406] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5405] <... futex resumed>) = 0 [pid 5404] <... clone resumed>, parent_tid=[21], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 21 [pid 5392] close(21 [pid 5405] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5404] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5420 attached [pid 5404] <... futex resumed>) = 0 [pid 5392] close(22 [pid 5420] set_robust_list(0x7f3a007da9e0, 24 [pid 5404] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5420] <... set_robust_list resumed>) = 0 [pid 5392] close(23 [pid 5420] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5420] <... mount resumed>) = 0 [pid 5392] close(24 [pid 5420] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5420] <... futex resumed>) = 1 [pid 5404] <... futex resumed>) = 0 [pid 5392] close(25 [pid 5410] <... openat resumed>) = 3 [pid 5409] <... openat resumed>) = 3 [pid 5420] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5410] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5409] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5404] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5410] <... futex resumed>) = 0 [pid 5409] <... futex resumed>) = 0 [pid 5408] <... futex resumed>) = 0 [pid 5407] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5404] <... futex resumed>) = 1 [pid 5392] close(26./strace-static-x86_64: Process 5419 attached [pid 5410] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5409] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5408] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5407] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5404] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5393] close(3 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5419] set_robust_list(0x7f3a007fb9e0, 24 [pid 5409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5408] <... mount resumed>) = 0 [pid 5407] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = 0 [pid 5392] close(27 [pid 5419] <... set_robust_list resumed>) = 0 [pid 5409] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5408] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5407] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5393] close(4 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5419] mknod("./file0", 000 [pid 5409] <... mount resumed>) = 0 [pid 5408] <... futex resumed>) = 1 [pid 5404] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5392] close(28 [pid 5409] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5408] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5393] close(5 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5409] <... futex resumed>) = 1 [pid 5407] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5392] close(29 [pid 5409] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5407] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5393] close(6 [pid 5392] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5407] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5392] exit_group(0 [pid 5409] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5407] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5398] <... futex resumed>) = ? [pid 5396] <... clone3 resumed> ) = ? [pid 5394] <... futex resumed>) = ? [pid 5393] close(7 [pid 5392] <... exit_group resumed>) = ? [pid 5417] <... mknod resumed>) = 0 [pid 5409] <... mount resumed>) = 0 [pid 5398] +++ exited with 0 +++ [pid 5419] <... mknod resumed>) = 0 [pid 5405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5396] +++ exited with 0 +++ [pid 5394] +++ exited with 0 +++ [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5392] +++ exited with 0 +++ [pid 5417] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5409] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5405] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5393] close(8 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 5419] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5417] <... futex resumed>) = 0 [pid 5410] <... futex resumed>) = 0 [pid 5409] <... futex resumed>) = 1 [pid 5407] <... futex resumed>) = 0 [pid 5405] <... futex resumed>) = 1 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5419] <... futex resumed>) = 0 [pid 5417] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5410] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5409] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5405] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5393] close(9./strace-static-x86_64: Process 5421 attached [pid 5419] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5410] <... mount resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5410] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5393] close(10 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5410] <... futex resumed>) = 1 [pid 5405] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5410] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5405] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5393] close(11 [pid 5303] <... openat resumed>) = 3 [pid 5421] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5405] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] fstat(3, [pid 5410] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5405] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5393] close(12 [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5410] <... mount resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] getdents64(3, [pid 5410] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5393] close(13 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5410] <... futex resumed>) = 1 [pid 5405] <... futex resumed>) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5410] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5393] close(14 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] lstat("./3/binderfs", [pid 5393] close(15 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] unlink("./3/binderfs" [pid 5393] close(16) = -1 EBADF (Bad file descriptor) [pid 5393] close(17) = -1 EBADF (Bad file descriptor) [pid 5393] close(18) = -1 EBADF (Bad file descriptor) [pid 5393] close(19) = -1 EBADF (Bad file descriptor) [pid 5393] close(20) = -1 EBADF (Bad file descriptor) [pid 5393] close(21) = -1 EBADF (Bad file descriptor) [pid 5393] close(22) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5422 attached [pid 5393] close(23./strace-static-x86_64: Process 5423 attached [pid 5422] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5393] close(24) = -1 EBADF (Bad file descriptor) [pid 5393] close(25 [pid 5423] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5393] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5393] close(26) = -1 EBADF (Bad file descriptor) [pid 5393] close(27) = -1 EBADF (Bad file descriptor) [pid 5393] close(28) = -1 EBADF (Bad file descriptor) [pid 5393] close(29) = -1 EBADF (Bad file descriptor) [pid 5393] exit_group(0 [pid 5399] <... futex resumed>) = ? [pid 5397] <... clone3 resumed> ) = ? [pid 5395] <... futex resumed>) = ? [pid 5393] <... exit_group resumed>) = ? [pid 5399] +++ exited with 0 +++ [pid 5397] +++ exited with 0 +++ [pid 5395] +++ exited with 0 +++ [pid 5393] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./3/binderfs" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./3/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./3/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5303] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./3/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./3/file0" [pid 5407] close(3) = 0 [pid 5407] close(4) = -1 EBADF (Bad file descriptor) [pid 5403] close(3 [pid 5407] close(5 [pid 5403] <... close resumed>) = 0 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(4 [pid 5407] close(6 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(5 [pid 5407] close(7 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(6 [pid 5407] close(8 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(7 [pid 5407] close(9) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(10 [pid 5403] close(8 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(11 [pid 5403] close(9 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(12 [pid 5403] close(10 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(13 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(3 [pid 5403] close(11 [pid 5407] close(14 [pid 5405] <... close resumed>) = 0 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(4 [pid 5403] close(12 [pid 5407] close(15 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(5 [pid 5403] close(13 [pid 5407] close(16 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(6 [pid 5403] close(14 [pid 5407] close(17 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(7 [pid 5403] close(15 [pid 5407] close(18 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(8 [pid 5403] close(16 [pid 5407] close(19 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(9 [pid 5403] close(17 [pid 5407] close(20 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(10 [pid 5404] close(3 [pid 5403] close(18 [pid 5407] close(21 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = 0 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(11 [pid 5404] close(4 [pid 5403] close(19 [pid 5407] close(22 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(12 [pid 5404] close(5 [pid 5407] close(23 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(20 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(13 [pid 5404] close(6 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(24 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(21 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(14 [pid 5404] close(7 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(25 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(22 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(15 [pid 5404] close(8 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(26 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(23 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(16 [pid 5404] close(9 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(27 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(24 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(17 [pid 5404] close(10 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(28 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(25 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(18 [pid 5404] close(11 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] close(29 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(26 [pid 5407] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(19 [pid 5404] close(12 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5407] exit_group(0 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(27 [pid 5417] <... futex resumed>) = ? [pid 5413] <... clone3 resumed> ) = ? [pid 5409] <... futex resumed>) = ? [pid 5407] <... exit_group resumed>) = ? [pid 5405] close(20 [pid 5404] close(13 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5417] +++ exited with 0 +++ [pid 5413] +++ exited with 0 +++ [pid 5409] +++ exited with 0 +++ [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(28 [pid 5407] +++ exited with 0 +++ [pid 5405] close(21 [pid 5404] close(14 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] close(29 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5405] close(22 [pid 5404] close(15 [pid 5403] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5403] exit_group(0 [pid 5306] <... restart_syscall resumed>) = 0 [pid 5405] close(23 [pid 5404] close(16 [pid 5403] <... exit_group resumed>) = ? [pid 5416] <... futex resumed>) = ? [pid 5411] <... clone3 resumed> ) = ? [pid 5406] <... futex resumed>) = ? [pid 5416] +++ exited with 0 +++ [pid 5411] +++ exited with 0 +++ [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5406] +++ exited with 0 +++ [pid 5405] close(24 [pid 5403] +++ exited with 0 +++ [pid 5404] close(17 [pid 5306] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5405] close(25 [pid 5404] close(18 [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5306] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] restart_syscall(<... resuming interrupted clone ...> [pid 5306] <... openat resumed>) = 3 [pid 5405] close(26 [pid 5404] close(19 [pid 5308] <... restart_syscall resumed>) = 0 [pid 5306] fstat(3, [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5405] close(27 [pid 5404] close(20 [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] close(28 [pid 5308] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] getdents64(3, [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] close(21 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5405] close(29 [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5405] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5405] exit_group(0 [pid 5404] close(22 [pid 5308] <... openat resumed>) = 3 [pid 5306] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5419] <... futex resumed>) = ? [pid 5414] <... clone3 resumed> ) = ? [pid 5410] <... futex resumed>) = ? [pid 5405] <... exit_group resumed>) = ? [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] fstat(3, [pid 5419] +++ exited with 0 +++ [pid 5414] +++ exited with 0 +++ [pid 5410] +++ exited with 0 +++ [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5405] +++ exited with 0 +++ [pid 5404] close(23 [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] lstat("./3/binderfs", [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] getdents64(3, [pid 5404] close(24 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5404] close(25 [pid 5308] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] unlink("./3/binderfs" [pid 5305] <... restart_syscall resumed>) = 0 [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5404] close(26 [pid 5308] lstat("./3/binderfs", [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5404] close(27 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] unlink("./3/binderfs" [pid 5404] close(28 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5404] close(29 [pid 5305] <... openat resumed>) = 3 [pid 5404] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5404] exit_group(0 [pid 5420] <... futex resumed>) = ? [pid 5415] <... futex resumed>) = ? [pid 5412] <... clone3 resumed> ) = ? [pid 5408] <... futex resumed>) = ? [pid 5404] <... exit_group resumed>) = ? [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5420] +++ exited with 0 +++ [pid 5415] +++ exited with 0 +++ [pid 5412] +++ exited with 0 +++ [pid 5408] +++ exited with 0 +++ [pid 5404] +++ exited with 0 +++ [pid 5307] <... unlink resumed>) = 0 [pid 5305] getdents64(3, [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=16} --- [pid 5307] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] lstat("./3/file0", [pid 5304] umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] unlink("./3/file0" [pid 5305] lstat("./3/binderfs", [pid 5304] openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] unlink("./3/binderfs" [pid 5304] <... openat resumed>) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./3/binderfs" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./3/core", {st_mode=S_IFREG|0600, st_size=848, ...}) = 0 [pid 5303] unlink("./3/core" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] getdents64(3, [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./3/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./3/hugetlb.1GB.usage_in_bytes", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./3" [pid 5307] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./3/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5307] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./3/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./3/core", [pid 5305] lstat("./3/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=960, ...}) = 0 [pid 5307] unlink("./3/core" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./3/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] mkdir("./4", 0777 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = 0 [pid 5308] lstat("./3/file0", [pid 5304] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] unlink("./3/file0" [pid 5304] lstat("./3/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./3/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5307] getdents64(3, [pid 5306] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3 [pid 5306] <... umount2 resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5306] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] rmdir("./3" [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./3/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./3/file0" [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5305] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 5424 attached [pid 5305] umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 20 [pid 5424] set_robust_list(0x555555f9d5e0, 24 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5424] <... set_robust_list resumed>) = 0 [pid 5305] lstat("./3/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5424] chdir("./4") = 0 [pid 5305] unlink("./3/file0" [pid 5424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5424] setpgid(0, 0) = 0 [pid 5424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5424] write(3, "1000", 4) = 4 [pid 5424] close(3) = 0 [pid 5424] symlink("/dev/binderfs", "./binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5308] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] mkdir("./4", 0777 [pid 5304] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] lstat("./3/core", {st_mode=S_IFREG|0600, st_size=960, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] unlink("./3/core" [pid 5304] lstat("./3/core", {st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5304] unlink("./3/core" [pid 5424] <... symlink resumed>) = 0 [pid 5424] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5424] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5424] clone(child_stack=0x7f3a0083d3f0, 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 5425 attached , parent_tid=[21], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 21 [pid 5424] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5425] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5425] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./3/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] getdents64(3, [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./3/core", [pid 5305] lstat("./3/core", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 19 [pid 5306] unlink("./3/core" [pid 5305] unlink("./3/core"./strace-static-x86_64: Process 5426 attached [pid 5426] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5426] chdir("./4") = 0 [pid 5426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5426] setpgid(0, 0) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3) = 0 [pid 5308] rmdir("./3" [pid 5426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5426] write(3, "1000", 4) = 4 [pid 5426] close(3) = 0 [pid 5426] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./3" [pid 5424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5424] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5424] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5425] <... openat resumed>) = 3 [pid 5424] <... mprotect resumed>) = 0 [pid 5425] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5424] clone(child_stack=0x7f3a0081c3f0, 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 5427 attached [pid 5425] <... futex resumed>) = 0 [pid 5425] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5424] <... clone resumed>, parent_tid=[22], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 22 [pid 5424] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5427] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5427] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5426] <... symlink resumed>) = 0 [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5426] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] mkdir("./4", 0777 [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5304] mkdir("./4", 0777 [pid 5426] <... futex resumed>) = 0 [pid 5426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5426] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5426] clone(child_stack=0x7f3a0083d3f0, 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 5428 attached [pid 5428] set_robust_list(0x7f3a0083d9e0, 24 [pid 5426] <... clone resumed>, parent_tid=[20], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 20 [pid 5428] <... set_robust_list resumed>) = 0 [pid 5426] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5428] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5426] <... futex resumed>) = 0 [pid 5426] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5424] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5425] <... futex resumed>) = 0 [pid 5424] <... futex resumed>) = 1 [pid 5425] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5424] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5426] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5426] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5426] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[21], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 21 [pid 5426] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5426] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5429 attached [pid 5429] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5429] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5429] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5426] <... futex resumed>) = 0 [pid 5426] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5426] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5429] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5424] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5424] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5424] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[23], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 23 [pid 5424] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5424] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5430 attached [pid 5430] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5430] mknod("./file0", 000./strace-static-x86_64: Process 5431 attached [pid 5431] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3 [pid 5305] close(3 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5306] rmdir("./3" [pid 5305] rmdir("./3" [pid 5427] <... ioctl resumed>) = 0 [pid 5427] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5427] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5426] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5426] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5426] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5426] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[22], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 22 [pid 5426] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5426] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5430] <... mknod resumed>) = 0 [pid 5428] <... openat resumed>) = 3 [pid 5424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] <... mkdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5430] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5424] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] mkdir("./4", 0777 [pid 5305] mkdir("./4", 0777 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5430] <... futex resumed>) = 0 [pid 5427] <... futex resumed>) = 0 [pid 5424] <... futex resumed>) = 1 [pid 5430] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5427] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5424] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 20 [pid 5427] <... mount resumed>) = 0 [pid 5427] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5424] <... futex resumed>) = 0 [pid 5427] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5424] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5424] <... futex resumed>) = 0 [pid 5427] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5424] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5427] <... mount resumed>) = 0 [pid 5428] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5427] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5428] <... futex resumed>) = 0 [pid 5427] <... futex resumed>) = 1 [pid 5424] <... futex resumed>) = 0 [pid 5428] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5427] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 23 ./strace-static-x86_64: Process 5434 attached [pid 5434] set_robust_list(0x555555f9d5e0, 24./strace-static-x86_64: Process 5433 attached ) = 0 [pid 5434] chdir("./4" [pid 5433] set_robust_list(0x555555f9d5e0, 24 [pid 5434] <... chdir resumed>) = 0 [pid 5433] <... set_robust_list resumed>) = 0 [pid 5434] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5433] chdir("./4" [pid 5434] <... prctl resumed>) = 0 [pid 5433] <... chdir resumed>) = 0 [pid 5434] setpgid(0, 0 [pid 5433] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5434] <... setpgid resumed>) = 0 [pid 5433] <... prctl resumed>) = 0 [pid 5434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5433] setpgid(0, 0 [pid 5434] <... openat resumed>) = 3 [pid 5433] <... setpgid resumed>) = 0 [pid 5434] write(3, "1000", 4 [pid 5433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5434] <... write resumed>) = 4 [pid 5433] <... openat resumed>) = 3 [pid 5434] close(3 [pid 5433] write(3, "1000", 4 [pid 5434] <... close resumed>) = 0 [pid 5433] <... write resumed>) = 4 [pid 5434] symlink("/dev/binderfs", "./binderfs" [pid 5433] close(3) = 0 [pid 5433] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5432 attached [pid 5432] set_robust_list(0x7f3a007fb9e0, 24 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 22 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 21 [pid 5432] <... set_robust_list resumed>) = 0 [pid 5432] mknod("./file0", 000./strace-static-x86_64: Process 5435 attached [pid 5435] set_robust_list(0x555555f9d5e0, 24) = 0 ./strace-static-x86_64: Process 5436 attached [pid 5435] chdir("./4" [pid 5436] set_robust_list(0x555555f9d5e0, 24 [pid 5435] <... chdir resumed>) = 0 [pid 5436] <... set_robust_list resumed>) = 0 [pid 5435] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5426] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5436] chdir("./4" [pid 5435] <... prctl resumed>) = 0 [pid 5426] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... chdir resumed>) = 0 [pid 5435] setpgid(0, 0 [pid 5428] <... futex resumed>) = 0 [pid 5426] <... futex resumed>) = 1 [pid 5436] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5435] <... setpgid resumed>) = 0 [pid 5428] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5426] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5436] <... prctl resumed>) = 0 [pid 5435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5428] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5436] setpgid(0, 0 [pid 5435] <... openat resumed>) = 3 [pid 5428] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... setpgid resumed>) = 0 [pid 5435] write(3, "1000", 4 [pid 5428] <... futex resumed>) = 1 [pid 5426] <... futex resumed>) = 0 [pid 5436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5435] <... write resumed>) = 4 [pid 5434] <... symlink resumed>) = 0 [pid 5428] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5426] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... openat resumed>) = 3 [pid 5435] close(3 [pid 5434] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5426] <... futex resumed>) = 0 [pid 5436] write(3, "1000", 4 [pid 5435] <... close resumed>) = 0 [pid 5434] <... futex resumed>) = 0 [pid 5428] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5426] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5436] <... write resumed>) = 4 [pid 5435] symlink("/dev/binderfs", "./binderfs" [pid 5434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5428] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5436] close(3 [pid 5434] <... mmap resumed>) = 0x7f3a0081d000 [pid 5428] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... close resumed>) = 0 [pid 5434] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5428] <... futex resumed>) = 1 [pid 5426] <... futex resumed>) = 0 [pid 5436] symlink("/dev/binderfs", "./binderfs" [pid 5434] <... mprotect resumed>) = 0 [pid 5428] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5434] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[24], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 24 [pid 5434] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5434] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5437 attached [pid 5433] <... symlink resumed>) = 0 [pid 5437] set_robust_list(0x7f3a0083d9e0, 24 [pid 5433] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5437] <... set_robust_list resumed>) = 0 [pid 5433] <... futex resumed>) = 0 [pid 5437] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5433] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5433] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5432] <... mknod resumed>) = 0 [pid 5433] <... clone resumed>, parent_tid=[21], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 21 [pid 5433] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5432] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5433] <... futex resumed>) = 0 [pid 5432] <... futex resumed>) = 0 [pid 5433] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5438 attached [pid 5438] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5432] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5438] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5434] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5437] <... openat resumed>) = 3 [pid 5436] <... symlink resumed>) = 0 [pid 5435] <... symlink resumed>) = 0 [pid 5434] <... futex resumed>) = 0 [pid 5437] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5437] <... futex resumed>) = 0 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5434] <... mmap resumed>) = 0x7f3a007fc000 [pid 5437] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5434] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5436] <... mmap resumed>) = 0x7f3a0081d000 [pid 5435] <... mmap resumed>) = 0x7f3a0081d000 [pid 5434] <... mprotect resumed>) = 0 [pid 5436] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5435] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5434] clone(child_stack=0x7f3a0081c3f0, 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 5440 attached ./strace-static-x86_64: Process 5439 attached [pid 5436] <... mprotect resumed>) = 0 [pid 5435] <... mprotect resumed>) = 0 [pid 5440] set_robust_list(0x7f3a0081c9e0, 24 [pid 5439] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5436] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5435] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5434] <... clone resumed>, parent_tid=[25], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 25 [pid 5433] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5440] <... set_robust_list resumed>) = 0 [pid 5434] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5433] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... clone resumed>, parent_tid=[22], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 22 [pid 5435] <... clone resumed>, parent_tid=[23], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 23 [pid 5434] <... futex resumed>) = 0 [pid 5433] <... futex resumed>) = 0 [pid 5440] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5436] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5434] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5433] <... mmap resumed>) = 0x7f3a007fc000 [pid 5436] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5435] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5433] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5442 attached [pid 5433] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5442] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5433] <... clone resumed>, parent_tid=[22], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 22 ./strace-static-x86_64: Process 5441 attached [pid 5442] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5433] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5441] set_robust_list(0x7f3a0083d9e0, 24 [pid 5433] <... futex resumed>) = 0 [pid 5441] <... set_robust_list resumed>) = 0 [pid 5433] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5441] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5443 attached [pid 5443] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5443] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5443] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5433] <... futex resumed>) = 0 [pid 5443] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5433] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5433] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5438] <... openat resumed>) = 3 [pid 5438] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5438] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5442] <... openat resumed>) = 3 [pid 5441] <... openat resumed>) = 3 [pid 5442] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5441] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5442] <... futex resumed>) = 1 [pid 5441] <... futex resumed>) = 1 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5442] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5441] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5441] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5442] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5441] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [ 59.160528][ T5386] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 61.390790][ T5440] ext4_ioctl_checkpoint: 4 callbacks suppressed [ 61.390807][ T5440] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5436] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5435] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5434] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5437] <... futex resumed>) = 0 [pid 5434] <... futex resumed>) = 1 [pid 5437] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5434] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5433] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5433] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5438] <... futex resumed>) = 0 [pid 5433] <... futex resumed>) = 1 [pid 5438] mknod("./file0", 000 [ 61.425891][ T5442] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5433] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5436] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5436] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5436] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5435] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] <... clone resumed>, parent_tid=[23], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 23 [pid 5435] <... futex resumed>) = 0 [pid 5436] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5444 attached [pid 5440] <... ioctl resumed>) = 0 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... mmap resumed>) = 0x7f3a007fc000 [pid 5434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5444] set_robust_list(0x7f3a0081c9e0, 24 [pid 5440] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5435] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5434] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5444] <... set_robust_list resumed>) = 0 [pid 5440] <... futex resumed>) = 0 [pid 5435] <... mprotect resumed>) = 0 [pid 5434] <... futex resumed>) = 0 [pid 5444] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5440] mknod("./file0", 000 [pid 5435] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5434] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5433] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5433] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5445 attached [pid 5435] <... clone resumed>, parent_tid=[24], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 24 [pid 5433] <... futex resumed>) = 0 [pid 5445] set_robust_list(0x7f3a0081c9e0, 24 [pid 5435] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5445] <... set_robust_list resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5433] <... mmap resumed>) = 0x7f3a007db000 [pid 5445] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5435] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5433] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5433] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[23], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 23 [pid 5433] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5433] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5446 attached [pid 5446] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5446] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) [pid 5446] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5433] <... futex resumed>) = 0 [pid 5446] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5433] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5446] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5433] <... futex resumed>) = 0 [pid 5446] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5436] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5433] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5446] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5436] <... futex resumed>) = 0 [pid 5446] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5446] <... futex resumed>) = 1 [pid 5436] <... mmap resumed>) = 0x7f3a007db000 [pid 5433] <... futex resumed>) = 0 [pid 5446] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5436] clone(child_stack=0x7f3a007fb3f0, 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 5447 attached [pid 5447] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5434] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5436] <... clone resumed>, parent_tid=[24], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 24 [pid 5434] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5434] <... futex resumed>) = 0 [pid 5436] <... futex resumed>) = 0 [pid 5434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5436] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5434] <... mmap resumed>) = 0x7f3a007db000 [pid 5434] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5434] <... mprotect resumed>) = 0 [pid 5435] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5434] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5434] <... clone resumed>, parent_tid=[26], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 26 [pid 5435] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5434] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] <... mprotect resumed>) = 0 [pid 5434] <... futex resumed>) = 0 [pid 5435] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5434] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5449 attached ./strace-static-x86_64: Process 5448 attached [pid 5449] set_robust_list(0x7f3a007fb9e0, 24 [pid 5448] set_robust_list(0x7f3a007fb9e0, 24 [pid 5435] <... clone resumed>, parent_tid=[25], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 25 ./strace-static-x86_64: Process 5450 attached [pid 5449] <... set_robust_list resumed>) = 0 [pid 5448] <... set_robust_list resumed>) = 0 [pid 5435] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5450] set_robust_list(0x7f3a007fb9e0, 24 [pid 5449] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5448] mknod("./file0", 000 [pid 5435] <... futex resumed>) = 0 [pid 5450] <... set_robust_list resumed>) = 0 [pid 5449] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5435] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5450] mknod("./file0", 000 [pid 5449] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5434] <... futex resumed>) = 0 [pid 5449] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5434] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5434] <... futex resumed>) = 0 [pid 5449] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5434] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5449] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5449] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5434] <... futex resumed>) = 0 [pid 5449] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5436] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5442] <... ioctl resumed>) = 0 [pid 5436] <... mmap resumed>) = 0x7f3a007ba000 [pid 5442] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5436] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5442] <... futex resumed>) = 0 [pid 5436] <... mprotect resumed>) = 0 [pid 5442] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[25], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 25 [pid 5436] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5451 attached ) = 0 [pid 5451] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5452 attached [pid 5436] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5435] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5452] set_robust_list(0x7f3a007da9e0, 24 [pid 5435] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5452] <... set_robust_list resumed>) = 0 [pid 5442] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 1 [pid 5452] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5442] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5435] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5452] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5442] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5424] close(3 [pid 5452] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5442] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5424] <... close resumed>) = 0 [pid 5452] <... futex resumed>) = 1 [pid 5442] <... futex resumed>) = 1 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5424] close(4 [pid 5452] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5442] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5436] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5435] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5452] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5424] close(5 [pid 5452] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5442] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5436] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5435] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5452] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5442] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5424] close(6 [pid 5452] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5442] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5452] <... futex resumed>) = 1 [pid 5442] <... futex resumed>) = 1 [pid 5436] <... futex resumed>) = 0 [pid 5435] <... futex resumed>) = 0 [pid 5424] close(7 [pid 5452] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5442] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] close(8) = -1 EBADF (Bad file descriptor) [pid 5424] close(9) = -1 EBADF (Bad file descriptor) [pid 5424] close(10) = -1 EBADF (Bad file descriptor) [pid 5424] close(11) = -1 EBADF (Bad file descriptor) [pid 5424] close(12) = -1 EBADF (Bad file descriptor) [pid 5424] close(13) = -1 EBADF (Bad file descriptor) [pid 5424] close(14) = -1 EBADF (Bad file descriptor) [pid 5424] close(15) = -1 EBADF (Bad file descriptor) [pid 5424] close(16) = -1 EBADF (Bad file descriptor) [pid 5424] close(17) = -1 EBADF (Bad file descriptor) [pid 5424] close(18) = -1 EBADF (Bad file descriptor) [pid 5424] close(19) = -1 EBADF (Bad file descriptor) [pid 5424] close(20) = -1 EBADF (Bad file descriptor) [pid 5424] close(21) = -1 EBADF (Bad file descriptor) [pid 5426] close(3 [pid 5424] close(22 [pid 5426] <... close resumed>) = 0 [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(4 [pid 5424] close(23 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(5 [pid 5424] close(24 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(6 [pid 5424] close(25 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(7 [pid 5424] close(26 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(8 [pid 5424] close(27./strace-static-x86_64: Process 5453 attached [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5454 attached [pid 5453] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5426] close(9 [pid 5424] close(28 [pid 5454] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(10 [pid 5424] close(29 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5424] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(11 [pid 5424] exit_group(0 [pid 5430] <... futex resumed>) = ? [pid 5427] <... futex resumed>) = ? [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5425] <... clone3 resumed> ) = ? [pid 5424] <... exit_group resumed>) = ? [pid 5430] +++ exited with 0 +++ [pid 5427] +++ exited with 0 +++ [pid 5426] close(12 [pid 5425] +++ exited with 0 +++ [pid 5424] +++ exited with 0 +++ [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 5426] close(13) = -1 EBADF (Bad file descriptor) [pid 5426] close(14 [pid 5441] <... ioctl resumed>) = 0 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(15 [pid 5441] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(16 [pid 5303] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5441] <... futex resumed>) = 0 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5441] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5426] close(17 [pid 5303] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... openat resumed>) = 3 [pid 5426] close(18 [pid 5303] fstat(3, [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5426] close(19 [pid 5303] getdents64(3, [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(20) = -1 EBADF (Bad file descriptor) [pid 5426] close(21) = -1 EBADF (Bad file descriptor) [pid 5426] close(22) = -1 EBADF (Bad file descriptor) [pid 5426] close(23) = -1 EBADF (Bad file descriptor) [pid 5426] close(24 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5450] <... mknod resumed>) = 0 [pid 5448] <... mknod resumed>) = 0 [pid 5440] <... mknod resumed>) = 0 [pid 5438] <... mknod resumed>) = 0 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5450] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5448] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5440] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5438] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5426] close(25 [pid 5450] <... futex resumed>) = 0 [pid 5448] <... futex resumed>) = 0 [pid 5440] <... futex resumed>) = 0 [pid 5438] <... futex resumed>) = 0 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5450] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5448] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5440] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5438] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5426] close(26 [pid 5303] lstat("./4/binderfs", [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5426] close(27 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5426] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] unlink("./4/binderfs" [pid 5426] close(28) = -1 EBADF (Bad file descriptor) [pid 5426] close(29) = -1 EBADF (Bad file descriptor) [pid 5426] exit_group(0 [pid 5432] <... futex resumed>) = ? [pid 5429] <... clone3 resumed> ) = ? [pid 5428] <... futex resumed>) = ? [pid 5426] <... exit_group resumed>) = ? [pid 5432] +++ exited with 0 +++ [pid 5429] +++ exited with 0 +++ [pid 5428] +++ exited with 0 +++ [pid 5426] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 5307] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./4/binderfs" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./4/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = 0 [pid 5307] lstat("./4/hugetlb.1GB.usage_in_bytes", [pid 5303] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5303] lstat("./4/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./4/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./4/file0", [pid 5303] lstat("./4/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./4/file0" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5303] unlink("./4/core") = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./4" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./4/core", {st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5307] unlink("./4/core" [pid 5433] close(3) = 0 [pid 5433] close(4) = -1 EBADF (Bad file descriptor) [pid 5433] close(5) = -1 EBADF (Bad file descriptor) [pid 5433] close(6) = -1 EBADF (Bad file descriptor) [pid 5433] close(7) = -1 EBADF (Bad file descriptor) [pid 5433] close(8) = -1 EBADF (Bad file descriptor) [pid 5433] close(9) = -1 EBADF (Bad file descriptor) [pid 5433] close(10) = -1 EBADF (Bad file descriptor) [pid 5433] close(11) = -1 EBADF (Bad file descriptor) [pid 5433] close(12) = -1 EBADF (Bad file descriptor) [pid 5433] close(13) = -1 EBADF (Bad file descriptor) [pid 5433] close(14) = -1 EBADF (Bad file descriptor) [pid 5433] close(15) = -1 EBADF (Bad file descriptor) [pid 5433] close(16) = -1 EBADF (Bad file descriptor) [pid 5433] close(17) = -1 EBADF (Bad file descriptor) [pid 5433] close(18) = -1 EBADF (Bad file descriptor) [pid 5433] close(19) = -1 EBADF (Bad file descriptor) [pid 5433] close(20) = -1 EBADF (Bad file descriptor) [pid 5433] close(21) = -1 EBADF (Bad file descriptor) [pid 5433] close(22) = -1 EBADF (Bad file descriptor) [pid 5433] close(23) = -1 EBADF (Bad file descriptor) [pid 5433] close(24) = -1 EBADF (Bad file descriptor) [pid 5433] close(25) = -1 EBADF (Bad file descriptor) [pid 5433] close(26) = -1 EBADF (Bad file descriptor) [pid 5433] close(27) = -1 EBADF (Bad file descriptor) [pid 5433] close(28) = -1 EBADF (Bad file descriptor) [pid 5433] close(29) = -1 EBADF (Bad file descriptor) [pid 5433] exit_group(0 [pid 5446] <... futex resumed>) = ? [pid 5443] <... clone3 resumed> ) = ? [pid 5438] <... futex resumed>) = ? [pid 5433] <... exit_group resumed>) = ? [pid 5446] +++ exited with 0 +++ [pid 5443] +++ exited with 0 +++ [pid 5438] +++ exited with 0 +++ [pid 5433] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5308] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 5434] close(3) = 0 [pid 5434] close(4) = -1 EBADF (Bad file descriptor) [pid 5434] close(5) = -1 EBADF (Bad file descriptor) [pid 5434] close(6) = -1 EBADF (Bad file descriptor) [pid 5434] close(7) = -1 EBADF (Bad file descriptor) [pid 5434] close(8) = -1 EBADF (Bad file descriptor) [pid 5434] close(9) = -1 EBADF (Bad file descriptor) [pid 5434] close(10) = -1 EBADF (Bad file descriptor) [pid 5434] close(11) = -1 EBADF (Bad file descriptor) [pid 5434] close(12) = -1 EBADF (Bad file descriptor) [pid 5434] close(13) = -1 EBADF (Bad file descriptor) [pid 5434] close(14) = -1 EBADF (Bad file descriptor) [pid 5434] close(15) = -1 EBADF (Bad file descriptor) [pid 5434] close(16) = -1 EBADF (Bad file descriptor) [pid 5434] close(17) = -1 EBADF (Bad file descriptor) [pid 5434] close(18) = -1 EBADF (Bad file descriptor) [pid 5434] close(19) = -1 EBADF (Bad file descriptor) [pid 5434] close(20) = -1 EBADF (Bad file descriptor) [pid 5434] close(21) = -1 EBADF (Bad file descriptor) [pid 5434] close(22) = -1 EBADF (Bad file descriptor) [pid 5434] close(23) = -1 EBADF (Bad file descriptor) [pid 5434] close(24) = -1 EBADF (Bad file descriptor) [pid 5434] close(25) = -1 EBADF (Bad file descriptor) [pid 5434] close(26 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./4/binderfs" [pid 5434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5434] close(27) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5434] close(28 [pid 5307] getdents64(3, [pid 5303] mkdir("./5", 0777 [pid 5434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5434] close(29 [pid 5307] close(3 [pid 5434] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... close resumed>) = 0 [pid 5434] exit_group(0 [pid 5307] rmdir("./4" [pid 5449] <... futex resumed>) = ? [pid 5440] <... futex resumed>) = ? [pid 5437] <... clone3 resumed> ) = ? [pid 5434] <... exit_group resumed>) = ? [pid 5449] +++ exited with 0 +++ [pid 5440] +++ exited with 0 +++ [pid 5437] +++ exited with 0 +++ [pid 5434] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=18} --- [pid 5304] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./4/binderfs" [pid 5436] close(3) = 0 [pid 5436] close(4) = -1 EBADF (Bad file descriptor) [pid 5436] close(5) = -1 EBADF (Bad file descriptor) [pid 5436] close(6) = -1 EBADF (Bad file descriptor) [pid 5436] close(7) = -1 EBADF (Bad file descriptor) [pid 5436] close(8) = -1 EBADF (Bad file descriptor) [pid 5436] close(9) = -1 EBADF (Bad file descriptor) [pid 5436] close(10) = -1 EBADF (Bad file descriptor) [pid 5436] close(11) = -1 EBADF (Bad file descriptor) [pid 5436] close(12) = -1 EBADF (Bad file descriptor) [pid 5436] close(13) = -1 EBADF (Bad file descriptor) [pid 5436] close(14) = -1 EBADF (Bad file descriptor) [pid 5436] close(15) = -1 EBADF (Bad file descriptor) [pid 5436] close(16) = -1 EBADF (Bad file descriptor) [pid 5435] close(3 [pid 5436] close(17 [pid 5435] <... close resumed>) = 0 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(4 [pid 5436] close(18 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(5 [pid 5436] close(19 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(6 [pid 5436] close(20 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(7 [pid 5436] close(21 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(8 [pid 5436] close(22 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(9 [pid 5436] close(23 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(10 [pid 5436] close(24) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] close(25 [pid 5435] close(11 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] close(26 [pid 5435] close(12 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] close(27 [pid 5435] close(13 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] close(28 [pid 5435] close(14 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] close(29 [pid 5435] close(15 [pid 5436] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5436] exit_group(0 [pid 5435] close(16 [pid 5452] <... futex resumed>) = ? [pid 5444] <... clone3 resumed> ) = ? [pid 5441] <... futex resumed>) = ? [pid 5448] <... futex resumed>) = ? [pid 5436] <... exit_group resumed>) = ? [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5452] +++ exited with 0 +++ [pid 5444] +++ exited with 0 +++ [pid 5441] +++ exited with 0 +++ [pid 5448] +++ exited with 0 +++ [pid 5436] +++ exited with 0 +++ [pid 5435] close(17 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5435] close(18 [pid 5305] <... restart_syscall resumed>) = 0 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5435] close(19) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5435] close(20 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5435] close(21 [pid 5305] <... openat resumed>) = 3 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5435] close(22 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5435] close(23 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5435] close(24 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] lstat("./4/binderfs", [pid 5435] close(25 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5435] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] unlink("./4/binderfs" [pid 5435] close(26) = -1 EBADF (Bad file descriptor) [pid 5435] close(27) = -1 EBADF (Bad file descriptor) [pid 5435] close(28) = -1 EBADF (Bad file descriptor) [pid 5435] close(29) = -1 EBADF (Bad file descriptor) [pid 5435] exit_group(0 [pid 5450] <... futex resumed>) = ? [pid 5450] +++ exited with 0 +++ [pid 5445] <... clone3 resumed> ) = ? [pid 5442] <... futex resumed>) = ? [pid 5435] <... exit_group resumed>) = ? [pid 5445] +++ exited with 0 +++ [pid 5442] +++ exited with 0 +++ [pid 5435] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 5306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5306] umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./4/binderfs" [pid 5307] <... rmdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] mkdir("./5", 0777./strace-static-x86_64: Process 5455 attached [pid 5455] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 25 [pid 5455] chdir("./5") = 0 [pid 5455] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5455] setpgid(0, 0) = 0 [pid 5455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5455] write(3, "1000", 4) = 4 [pid 5455] close(3) = 0 [pid 5455] symlink("/dev/binderfs", "./binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./4/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5455] <... symlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5455] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5455] <... futex resumed>) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 24 [pid 5304] lstat("./4/hugetlb.1GB.usage_in_bytes", ./strace-static-x86_64: Process 5456 attached [pid 5455] <... mmap resumed>) = 0x7f3a0081d000 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5456] set_robust_list(0x555555f9d5e0, 24 [pid 5455] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5304] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5456] <... set_robust_list resumed>) = 0 [pid 5455] <... mprotect resumed>) = 0 [pid 5455] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5456] chdir("./5" [pid 5455] <... clone resumed>, parent_tid=[26], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 26 ./strace-static-x86_64: Process 5457 attached [pid 5455] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5456] <... chdir resumed>) = 0 [pid 5455] <... futex resumed>) = 0 [pid 5457] set_robust_list(0x7f3a0083d9e0, 24 [pid 5456] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5455] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5457] <... set_robust_list resumed>) = 0 [pid 5456] <... prctl resumed>) = 0 [pid 5456] setpgid(0, 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5306] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./4/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5456] <... setpgid resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./4/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./4/hugetlb.1GB.usage_in_bytes", [pid 5456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5456] <... openat resumed>) = 3 [pid 5305] unlink("./4/hugetlb.1GB.usage_in_bytes" [pid 5456] write(3, "1000", 4) = 4 [pid 5456] close(3) = 0 [pid 5456] symlink("/dev/binderfs", "./binderfs" [pid 5457] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5455] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5455] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5455] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[27], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 27 [pid 5455] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5455] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5458 attached [pid 5458] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5458] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5458] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5455] <... futex resumed>) = 0 [pid 5458] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5455] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5455] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5458] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5458] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./4/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./4/file0" [pid 5457] <... openat resumed>) = 3 [pid 5456] <... symlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5457] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5456] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5457] <... futex resumed>) = 0 [pid 5456] <... futex resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5457] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5308] lstat("./4/file0", [pid 5306] lstat("./4/file0", [pid 5305] lstat("./4/file0", [pid 5456] <... mmap resumed>) = 0x7f3a0081d000 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5456] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] unlink("./4/file0" [pid 5306] unlink("./4/file0" [pid 5305] unlink("./4/file0" [pid 5456] <... mprotect resumed>) = 0 [pid 5455] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5457] <... futex resumed>) = 0 [pid 5456] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5455] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5459 attached ./strace-static-x86_64: Process 5460 attached [pid 5457] mknod("./file0", 000 [pid 5455] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5456] <... clone resumed>, parent_tid=[25], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 25 [pid 5459] set_robust_list(0x7f3a0083d9e0, 24 [pid 5456] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5460] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5459] <... set_robust_list resumed>) = 0 [pid 5456] <... futex resumed>) = 0 [pid 5459] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5456] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5459] <... openat resumed>) = 3 [pid 5457] <... mknod resumed>) = 0 [pid 5457] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5459] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5457] <... futex resumed>) = 1 [pid 5455] <... futex resumed>) = 0 [pid 5459] <... futex resumed>) = 0 [pid 5457] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5455] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5459] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5456] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5455] <... futex resumed>) = 0 [pid 5459] <... futex resumed>) = 0 [pid 5457] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5456] <... futex resumed>) = 1 [pid 5455] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5459] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5457] <... mount resumed>) = 0 [pid 5456] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5457] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5455] <... futex resumed>) = 0 [pid 5457] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5455] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5457] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5455] <... futex resumed>) = 0 [pid 5457] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5455] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5457] <... mount resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5457] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] lstat("./4/core", [pid 5308] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./4/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5308] lstat("./4/core", [pid 5306] lstat("./4/core", [pid 5305] lstat("./4/core", [pid 5304] unlink("./4/core" [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=736, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=680, ...}) = 0 [pid 5308] unlink("./4/core" [pid 5306] unlink("./4/core" [pid 5305] unlink("./4/core" [pid 5457] <... futex resumed>) = 1 [pid 5455] <... futex resumed>) = 0 [pid 5457] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5456] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5456] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5456] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[26], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 26 [pid 5456] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5461 attached ) = 0 [pid 5456] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5461] set_robust_list(0x7f3a0081c9e0, 24) = 0 [ 61.435630][ T5441] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 62.316315][ T5459] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 62.328355][ T5457] EXT4-fs: 10 callbacks suppressed [ 62.328366][ T5457] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5461] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5456] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5456] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5456] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[27], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 27 [pid 5456] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5456] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5462 attached [pid 5462] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5462] mknod("./file0", 000./strace-static-x86_64: Process 5463 attached [pid 5463] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5459] <... ioctl resumed>) = 0 [pid 5459] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5459] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5462] <... mknod resumed>) = 0 [pid 5456] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5462] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5456] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5304] getdents64(3, [pid 5462] <... futex resumed>) = 0 [pid 5459] <... futex resumed>) = 0 [pid 5456] <... futex resumed>) = 1 [pid 5462] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5459] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5456] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5459] <... mount resumed>) = 0 [pid 5459] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5456] <... futex resumed>) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5459] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5456] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5319] +++ killed by SIGSEGV (core dumped) +++ [pid 5308] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5304] close(3 [pid 5459] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5456] <... futex resumed>) = 0 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5459] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5456] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] rmdir("./4" [pid 5306] rmdir("./4" [pid 5305] rmdir("./4" [pid 5304] rmdir("./4" [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=6, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18} --- [pid 5459] <... mount resumed>) = 0 [pid 5459] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5456] <... futex resumed>) = 0 [pid 5459] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5455] close(3) = 0 [pid 5455] close(4) = -1 EBADF (Bad file descriptor) [pid 5455] close(5) = -1 EBADF (Bad file descriptor) [pid 5455] close(6) = -1 EBADF (Bad file descriptor) [pid 5455] close(7) = -1 EBADF (Bad file descriptor) [pid 5455] close(8) = -1 EBADF (Bad file descriptor) [pid 5455] close(9) = -1 EBADF (Bad file descriptor) [pid 5455] close(10) = -1 EBADF (Bad file descriptor) [pid 5455] close(11) = -1 EBADF (Bad file descriptor) [pid 5455] close(12) = -1 EBADF (Bad file descriptor) [pid 5455] close(13) = -1 EBADF (Bad file descriptor) [pid 5455] close(14) = -1 EBADF (Bad file descriptor) [pid 5455] close(15) = -1 EBADF (Bad file descriptor) [pid 5455] close(16) = -1 EBADF (Bad file descriptor) [pid 5455] close(17) = -1 EBADF (Bad file descriptor) [pid 5455] close(18) = -1 EBADF (Bad file descriptor) [pid 5455] close(19) = -1 EBADF (Bad file descriptor) [pid 5455] close(20) = -1 EBADF (Bad file descriptor) [pid 5455] close(21) = -1 EBADF (Bad file descriptor) [pid 5455] close(22) = -1 EBADF (Bad file descriptor) [pid 5455] close(23) = -1 EBADF (Bad file descriptor) [pid 5455] close(24) = -1 EBADF (Bad file descriptor) [pid 5455] close(25) = -1 EBADF (Bad file descriptor) [pid 5455] close(26) = -1 EBADF (Bad file descriptor) [ 62.524656][ T5319] syz-executor164 (5319) used greatest stack depth: 22112 bytes left [ 62.541011][ T5459] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5455] close(27) = -1 EBADF (Bad file descriptor) [pid 5455] close(28) = -1 EBADF (Bad file descriptor) [pid 5455] close(29) = -1 EBADF (Bad file descriptor) [pid 5455] exit_group(0 [pid 5458] <... clone3 resumed> ) = ? [pid 5457] <... futex resumed>) = ? [pid 5455] <... exit_group resumed>) = ? [pid 5458] +++ exited with 0 +++ [pid 5457] +++ exited with 0 +++ [pid 5455] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5303] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./5/binderfs" [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5305] mkdir("./5", 0777 [pid 5304] mkdir("./5", 0777 [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5308] mkdir("./5", 0777 [pid 5306] mkdir("./5", 0777 [pid 5308] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 25 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 27 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 27 [pid 5303] lstat("./5/hugetlb.1GB.usage_in_bytes", ./strace-static-x86_64: Process 5467 attached ./strace-static-x86_64: Process 5465 attached [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 28 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5467] set_robust_list(0x555555f9d5e0, 24 [pid 5465] set_robust_list(0x555555f9d5e0, 24 [pid 5303] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5465] <... set_robust_list resumed>) = 0 [pid 5467] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5464 attached [pid 5464] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5464] chdir("./5"./strace-static-x86_64: Process 5466 attached ) = 0 [pid 5467] chdir("./5" [pid 5466] set_robust_list(0x555555f9d5e0, 24 [pid 5465] chdir("./5" [pid 5464] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5465] <... chdir resumed>) = 0 [pid 5466] <... set_robust_list resumed>) = 0 [pid 5465] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5467] <... chdir resumed>) = 0 [pid 5464] <... prctl resumed>) = 0 [pid 5467] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5466] chdir("./5" [pid 5465] <... prctl resumed>) = 0 [pid 5464] setpgid(0, 0 [pid 5467] <... prctl resumed>) = 0 [pid 5466] <... chdir resumed>) = 0 [pid 5465] setpgid(0, 0 [pid 5464] <... setpgid resumed>) = 0 [pid 5467] setpgid(0, 0 [pid 5466] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5465] <... setpgid resumed>) = 0 [pid 5464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5467] <... setpgid resumed>) = 0 [pid 5466] <... prctl resumed>) = 0 [pid 5465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5464] <... openat resumed>) = 3 [pid 5467] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5466] setpgid(0, 0 [pid 5464] write(3, "1000", 4 [pid 5467] <... openat resumed>) = 3 [pid 5466] <... setpgid resumed>) = 0 [pid 5465] <... openat resumed>) = 3 [pid 5464] <... write resumed>) = 4 [pid 5467] write(3, "1000", 4 [pid 5466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5465] write(3, "1000", 4 [pid 5464] close(3 [pid 5467] <... write resumed>) = 4 [pid 5466] <... openat resumed>) = 3 [pid 5464] <... close resumed>) = 0 [pid 5465] <... write resumed>) = 4 [pid 5467] close(3 [pid 5466] write(3, "1000", 4 [pid 5465] close(3 [pid 5464] symlink("/dev/binderfs", "./binderfs" [pid 5467] <... close resumed>) = 0 [pid 5466] <... write resumed>) = 4 [pid 5465] <... close resumed>) = 0 [pid 5467] symlink("/dev/binderfs", "./binderfs" [pid 5466] close(3 [pid 5465] symlink("/dev/binderfs", "./binderfs" [pid 5466] <... close resumed>) = 0 [pid 5466] symlink("/dev/binderfs", "./binderfs" [pid 5456] close(3) = 0 [pid 5456] close(4) = -1 EBADF (Bad file descriptor) [pid 5456] close(5) = -1 EBADF (Bad file descriptor) [pid 5456] close(6) = -1 EBADF (Bad file descriptor) [pid 5456] close(7) = -1 EBADF (Bad file descriptor) [pid 5456] close(8) = -1 EBADF (Bad file descriptor) [pid 5456] close(9) = -1 EBADF (Bad file descriptor) [pid 5456] close(10) = -1 EBADF (Bad file descriptor) [pid 5456] close(11) = -1 EBADF (Bad file descriptor) [pid 5456] close(12) = -1 EBADF (Bad file descriptor) [pid 5456] close(13) = -1 EBADF (Bad file descriptor) [pid 5456] close(14) = -1 EBADF (Bad file descriptor) [pid 5456] close(15) = -1 EBADF (Bad file descriptor) [pid 5456] close(16) = -1 EBADF (Bad file descriptor) [pid 5456] close(17) = -1 EBADF (Bad file descriptor) [pid 5456] close(18) = -1 EBADF (Bad file descriptor) [pid 5456] close(19) = -1 EBADF (Bad file descriptor) [pid 5456] close(20) = -1 EBADF (Bad file descriptor) [pid 5456] close(21) = -1 EBADF (Bad file descriptor) [pid 5456] close(22) = -1 EBADF (Bad file descriptor) [pid 5456] close(23) = -1 EBADF (Bad file descriptor) [pid 5456] close(24 [pid 5467] <... symlink resumed>) = 0 [pid 5466] <... symlink resumed>) = 0 [pid 5465] <... symlink resumed>) = 0 [pid 5464] <... symlink resumed>) = 0 [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5465] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5467] <... futex resumed>) = 0 [pid 5465] <... futex resumed>) = 0 [pid 5467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5464] <... futex resumed>) = 0 [pid 5466] <... futex resumed>) = 0 [pid 5467] <... mmap resumed>) = 0x7f3a0081d000 [pid 5465] <... mmap resumed>) = 0x7f3a0081d000 [pid 5464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5456] close(25 [pid 5466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5467] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5466] <... mmap resumed>) = 0x7f3a0081d000 [pid 5465] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5464] <... mmap resumed>) = 0x7f3a0081d000 [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... mprotect resumed>) = 0 [pid 5466] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5465] <... mprotect resumed>) = 0 [pid 5464] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5456] close(26 [pid 5467] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5466] <... mprotect resumed>) = 0 [pid 5465] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5464] <... mprotect resumed>) = 0 [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5469 attached ./strace-static-x86_64: Process 5468 attached [pid 5466] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5464] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5456] close(27./strace-static-x86_64: Process 5470 attached [pid 5469] set_robust_list(0x7f3a0083d9e0, 24 [pid 5468] set_robust_list(0x7f3a0083d9e0, 24 [pid 5467] <... clone resumed>, parent_tid=[29], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 29 [pid 5465] <... clone resumed>, parent_tid=[28], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 28 [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5470] set_robust_list(0x7f3a0083d9e0, 24 [pid 5469] <... set_robust_list resumed>) = 0 [pid 5468] <... set_robust_list resumed>) = 0 [pid 5467] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... clone resumed>, parent_tid=[28], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 28 [pid 5465] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] <... clone resumed>, parent_tid=[26], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 26 [pid 5456] close(28 [pid 5470] <... set_robust_list resumed>) = 0 [pid 5469] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5468] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5467] <... futex resumed>) = 0 [pid 5466] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5465] <... futex resumed>) = 0 [pid 5464] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5470] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5467] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5466] <... futex resumed>) = 0 [pid 5465] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] <... futex resumed>) = 0 [pid 5456] close(29./strace-static-x86_64: Process 5471 attached [pid 5466] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5456] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5471] set_robust_list(0x7f3a0083d9e0, 24 [pid 5456] exit_group(0 [pid 5471] <... set_robust_list resumed>) = 0 [pid 5462] <... futex resumed>) = ? [pid 5461] <... clone3 resumed> ) = ? [pid 5459] <... futex resumed>) = ? [pid 5456] <... exit_group resumed>) = ? [pid 5471] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5462] +++ exited with 0 +++ [pid 5461] +++ exited with 0 +++ [pid 5459] +++ exited with 0 +++ [pid 5456] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5307] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./5/binderfs" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5303] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./5/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./5/file0" [pid 5467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5467] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5465] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5467] <... futex resumed>) = 0 [pid 5465] <... futex resumed>) = 0 [pid 5467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5467] <... mmap resumed>) = 0x7f3a007fc000 [pid 5465] <... mmap resumed>) = 0x7f3a007fc000 [pid 5467] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5465] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5467] <... mprotect resumed>) = 0 [pid 5465] <... mprotect resumed>) = 0 [pid 5467] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5465] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5467] <... clone resumed>, parent_tid=[30], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 30 [pid 5467] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5465] <... clone resumed>, parent_tid=[29], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 29 [pid 5467] <... futex resumed>) = 0 [pid 5465] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5467] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5465] <... futex resumed>) = 0 [pid 5466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5465] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5473 attached [pid 5466] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... futex resumed>) = 0 [pid 5464] <... futex resumed>) = 0 [pid 5473] set_robust_list(0x7f3a0081c9e0, 24 [pid 5466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5473] <... set_robust_list resumed>) = 0 [pid 5466] <... mmap resumed>) = 0x7f3a007fc000 [pid 5464] <... mmap resumed>) = 0x7f3a007fc000 [pid 5473] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5466] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5464] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5473] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... mprotect resumed>) = 0 [pid 5464] <... mprotect resumed>) = 0 [pid 5473] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5464] clone(child_stack=0x7f3a0081c3f0, 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 5474 attached ./strace-static-x86_64: Process 5472 attached [pid 5473] <... futex resumed>) = 1 [pid 5465] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5475 attached [pid 5474] set_robust_list(0x7f3a0081c9e0, 24 [pid 5473] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5472] set_robust_list(0x7f3a0081c9e0, 24 [pid 5471] <... openat resumed>) = 3 [pid 5470] <... openat resumed>) = 3 [pid 5469] <... openat resumed>) = 3 [pid 5468] <... openat resumed>) = 3 [pid 5466] <... clone resumed>, parent_tid=[29], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 29 [pid 5465] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] <... clone resumed>, parent_tid=[27], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 27 [pid 5475] set_robust_list(0x7f3a0081c9e0, 24 [pid 5474] <... set_robust_list resumed>) = 0 [pid 5473] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5472] <... set_robust_list resumed>) = 0 [pid 5471] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5470] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5469] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5468] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5465] <... futex resumed>) = 0 [pid 5464] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5475] <... set_robust_list resumed>) = 0 [pid 5474] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5473] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5472] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5471] <... futex resumed>) = 0 [pid 5470] <... futex resumed>) = 0 [pid 5469] <... futex resumed>) = 0 [pid 5468] <... futex resumed>) = 0 [pid 5466] <... futex resumed>) = 0 [pid 5465] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] <... futex resumed>) = 0 [pid 5469] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5468] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5466] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5471] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5470] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5475] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5467] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5468] <... futex resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5468] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5307] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5467] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./5/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5464] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5466] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5471] <... futex resumed>) = 0 [pid 5470] <... futex resumed>) = 0 [pid 5466] <... futex resumed>) = 1 [pid 5465] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] <... futex resumed>) = 1 [pid 5471] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5470] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5466] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5469] <... futex resumed>) = 0 [pid 5465] <... futex resumed>) = 1 [pid 5469] mknod("./file0", 000 [pid 5465] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 62.892080][ T5472] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 62.898352][ T5474] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5467] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5467] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5467] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[31], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 31 [pid 5467] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5467] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5476 attached [pid 5476] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5476] mknod("./file0", 000 [pid 5466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5464] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5466] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... futex resumed>) = 0 [pid 5464] <... futex resumed>) = 0 [pid 5466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5466] <... mmap resumed>) = 0x7f3a007db000 [pid 5464] <... mmap resumed>) = 0x7f3a007db000 [pid 5466] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5464] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5466] <... mprotect resumed>) = 0 [pid 5464] <... mprotect resumed>) = 0 [pid 5466] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5464] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5466] <... clone resumed>, parent_tid=[30], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 30 [pid 5464] <... clone resumed>, parent_tid=[28], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 28 [pid 5466] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... futex resumed>) = 0 [pid 5464] <... futex resumed>) = 0 [pid 5466] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5465] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5465] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5478 attached [pid 5478] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5478] mknod("./file0", 000 [pid 5465] <... futex resumed>) = 0 [pid 5465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 ./strace-static-x86_64: Process 5477 attached [pid 5465] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5477] set_robust_list(0x7f3a007fb9e0, 24 [pid 5467] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5465] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5467] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5467] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5465] <... clone resumed>, parent_tid=[30], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 30 [pid 5467] <... mmap resumed>) = 0x7f3a007ba000 [pid 5467] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5465] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5467] <... mprotect resumed>) = 0 [pid 5465] <... futex resumed>) = 0 [pid 5467] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5465] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5477] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5479 attached [pid 5477] mknod("./file0", 000 [pid 5467] <... clone resumed>, parent_tid=[32], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 32 [pid 5467] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5480 attached [pid 5480] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5479] set_robust_list(0x7f3a007fb9e0, 24 [pid 5467] <... futex resumed>) = 0 [pid 5480] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) [pid 5479] <... set_robust_list resumed>) = 0 [pid 5467] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5480] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5479] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5480] <... futex resumed>) = 0 [pid 5479] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5467] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5480] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5479] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5467] <... futex resumed>) = 0 [pid 5480] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5479] <... futex resumed>) = 1 [pid 5467] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5465] <... futex resumed>) = 0 [pid 5480] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5479] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5467] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5465] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5480] <... futex resumed>) = 0 [pid 5479] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5465] <... futex resumed>) = 0 [pid 5480] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5479] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5465] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5479] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5479] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5465] <... futex resumed>) = 0 [pid 5479] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5472] <... ioctl resumed>) = 0 [pid 5472] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5466] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5464] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5472] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5466] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... futex resumed>) = 0 [pid 5464] <... futex resumed>) = 0 [pid 5466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5464] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5466] <... mmap resumed>) = 0x7f3a007ba000 [pid 5464] <... mmap resumed>) = 0x7f3a007ba000 [pid 5466] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5464] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5466] <... mprotect resumed>) = 0 [pid 5464] <... mprotect resumed>) = 0 [pid 5466] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5464] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5466] <... clone resumed>, parent_tid=[31], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 31 [pid 5464] <... clone resumed>, parent_tid=[29], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 29 [pid 5466] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5464] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] <... futex resumed>) = 0 [pid 5464] <... futex resumed>) = 0 [pid 5466] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5464] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5481 attached [pid 5481] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5481] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) [pid 5481] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5466] <... futex resumed>) = 0 [pid 5481] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5466] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5481] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5466] <... futex resumed>) = 0 [pid 5481] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5481] <... futex resumed>) = 0 [pid 5466] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5481] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5482 attached [pid 5482] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5482] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) [pid 5482] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5464] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5483 attached [pid 5482] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5464] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5483] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5482] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5464] <... futex resumed>) = 0 [pid 5482] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5464] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5482] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5482] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5464] <... futex resumed>) = 0 [pid 5482] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5486 attached ./strace-static-x86_64: Process 5484 attached [pid 5484] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5475] <... ioctl resumed>) = 0 [pid 5486] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5475] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5475] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5485 attached [pid 5485] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5474] <... ioctl resumed>) = 0 [pid 5474] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5474] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5466] close(3) = 0 [pid 5466] close(4) = -1 EBADF (Bad file descriptor) [pid 5466] close(5) = -1 EBADF (Bad file descriptor) [pid 5478] <... mknod resumed>) = 0 [pid 5477] <... mknod resumed>) = 0 [pid 5476] <... mknod resumed>) = 0 [pid 5469] <... mknod resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5478] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5477] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5476] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5469] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5466] close(6 [pid 5307] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5478] <... futex resumed>) = 0 [pid 5477] <... futex resumed>) = 0 [pid 5476] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5469] <... futex resumed>) = 0 [pid 5478] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5477] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] lstat("./5/core", [pid 5476] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5469] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5466] close(7 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] lstat("./5/file0", [pid 5303] unlink("./5/core" [pid 5466] close(8 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] unlink("./5/file0" [pid 5466] close(9) = -1 EBADF (Bad file descriptor) [pid 5466] close(10) = -1 EBADF (Bad file descriptor) [pid 5466] close(11) = -1 EBADF (Bad file descriptor) [pid 5466] close(12) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5466] close(13 [pid 5307] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] getdents64(3, [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5466] close(14 [pid 5307] lstat("./5/core", [pid 5303] close(3 [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=680, ...}) = 0 [pid 5303] <... close resumed>) = 0 [pid 5466] close(15 [pid 5307] unlink("./5/core" [pid 5303] rmdir("./5" [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] close(16) = -1 EBADF (Bad file descriptor) [pid 5466] close(17) = -1 EBADF (Bad file descriptor) [pid 5466] close(18) = -1 EBADF (Bad file descriptor) [pid 5466] close(19) = -1 EBADF (Bad file descriptor) [pid 5467] close(3 [pid 5466] close(20 [pid 5467] <... close resumed>) = 0 [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(4 [pid 5466] close(21 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(5 [pid 5466] close(22 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(6 [pid 5466] close(23 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(7 [pid 5466] close(24 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(8 [pid 5466] close(25 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(9 [pid 5466] close(26 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(10 [pid 5466] close(27 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(11 [pid 5466] close(28 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(12 [pid 5466] close(29 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] close(13 [pid 5466] exit_group(0 [pid 5481] <... futex resumed>) = ? [pid 5477] <... futex resumed>) = ? [pid 5474] <... futex resumed>) = ? [pid 5470] <... clone3 resumed> ) = ? [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5466] <... exit_group resumed>) = ? [pid 5481] +++ exited with 0 +++ [pid 5477] +++ exited with 0 +++ [pid 5474] +++ exited with 0 +++ [pid 5470] +++ exited with 0 +++ [pid 5467] close(14 [pid 5466] +++ exited with 0 +++ [pid 5303] <... rmdir resumed>) = 0 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... unlink resumed>) = 0 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5303] mkdir("./6", 0777 [pid 5467] close(15 [pid 5307] getdents64(3, [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5467] close(16 [pid 5307] close(3 [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(3 [pid 5307] <... close resumed>) = 0 [pid 5467] close(17 [pid 5465] <... close resumed>) = 0 [pid 5307] rmdir("./5" [pid 5305] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(4 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5467] close(18 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(5 [pid 5305] <... openat resumed>) = 3 [pid 5467] close(19 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(6 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5467] close(20 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(7 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5467] close(21 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(8 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5467] close(22 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] lstat("./5/binderfs", [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(9 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5467] close(23 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] unlink("./5/binderfs" [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(10 [pid 5467] close(24 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(11 [pid 5467] close(25 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(12 [pid 5467] close(26 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(13 [pid 5467] close(27 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(14 [pid 5467] close(28 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(15 [pid 5467] close(29 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5467] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(16 [pid 5467] exit_group(0 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5480] <... futex resumed>) = ? [pid 5476] <... futex resumed>) = ? [pid 5472] <... futex resumed>) = ? [pid 5468] <... clone3 resumed> ) = ? [pid 5467] <... exit_group resumed>) = ? [pid 5465] close(17 [pid 5480] +++ exited with 0 +++ [pid 5476] +++ exited with 0 +++ [pid 5472] +++ exited with 0 +++ [pid 5468] +++ exited with 0 +++ [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(18 [pid 5467] +++ exited with 0 +++ [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(19 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(20) = -1 EBADF (Bad file descriptor) [pid 5465] close(21 [pid 5304] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5465] close(22 [pid 5304] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(23 [pid 5304] <... openat resumed>) = 3 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] fstat(3, [pid 5465] close(24) = -1 EBADF (Bad file descriptor) [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5465] close(25) = -1 EBADF (Bad file descriptor) [pid 5304] getdents64(3, [pid 5465] close(26) = -1 EBADF (Bad file descriptor) [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5465] close(27 [pid 5304] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5465] close(28 [pid 5304] lstat("./5/binderfs", [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] close(29 [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5465] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5465] exit_group(0 [pid 5304] unlink("./5/binderfs" [pid 5479] <... futex resumed>) = ? [pid 5473] <... clone3 resumed> ) = ? [pid 5469] <... futex resumed>) = ? [pid 5465] <... exit_group resumed>) = ? [pid 5473] +++ exited with 0 +++ [pid 5469] +++ exited with 0 +++ [pid 5464] close(3 [pid 5479] +++ exited with 0 +++ [pid 5465] +++ exited with 0 +++ [pid 5464] <... close resumed>) = 0 [pid 5464] close(4) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5464] close(5 [pid 5306] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(6 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5464] close(7) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 5464] close(8 [pid 5306] fstat(3, [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(9 [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(10 [pid 5306] getdents64(3, [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... rmdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5464] close(11 [pid 5307] mkdir("./6", 0777 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(12) = -1 EBADF (Bad file descriptor) [pid 5464] close(13) = -1 EBADF (Bad file descriptor) [pid 5464] close(14 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 29 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5464] close(15) = -1 EBADF (Bad file descriptor) [pid 5464] close(16) = -1 EBADF (Bad file descriptor) [pid 5464] close(17 [pid 5306] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(18 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5464] close(19 [pid 5306] lstat("./5/binderfs", ./strace-static-x86_64: Process 5487 attached [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] set_robust_list(0x555555f9d5e0, 24 [pid 5464] close(20 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5487] <... set_robust_list resumed>) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] unlink("./5/binderfs" [pid 5464] close(21) = -1 EBADF (Bad file descriptor) [pid 5487] chdir("./6" [pid 5464] close(22 [pid 5487] <... chdir resumed>) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5464] close(23 [pid 5487] <... prctl resumed>) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] setpgid(0, 0 [pid 5464] close(24 [pid 5487] <... setpgid resumed>) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5464] close(25 [pid 5487] <... openat resumed>) = 3 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] write(3, "1000", 4 [pid 5464] close(26 [pid 5487] <... write resumed>) = 4 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] close(3 [pid 5464] close(27 [pid 5487] <... close resumed>) = 0 [pid 5464] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] symlink("/dev/binderfs", "./binderfs" [pid 5464] close(28) = -1 EBADF (Bad file descriptor) [pid 5464] close(29) = -1 EBADF (Bad file descriptor) [pid 5464] exit_group(0 [pid 5482] <... futex resumed>) = ? [pid 5478] <... futex resumed>) = ? [pid 5475] <... futex resumed>) = ? [pid 5471] <... clone3 resumed> ) = ? [pid 5464] <... exit_group resumed>) = ? [pid 5482] +++ exited with 0 +++ [pid 5478] +++ exited with 0 +++ [pid 5475] +++ exited with 0 +++ [pid 5471] +++ exited with 0 +++ [pid 5464] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=14} --- [pid 5308] umount2("./5", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./5", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./5/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./5/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./5/binderfs" [pid 5487] <... symlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5487] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5487] <... futex resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 29 [pid 5305] lstat("./5/hugetlb.1GB.usage_in_bytes", [pid 5487] <... mmap resumed>) = 0x7f3a0081d000 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5487] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5305] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5487] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5488 attached [pid 5487] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[30], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 30 [pid 5487] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5488] set_robust_list(0x555555f9d5e0, 24 [pid 5487] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5488] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5489 attached [pid 5488] chdir("./6" [pid 5489] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5488] <... chdir resumed>) = 0 [pid 5489] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5488] setpgid(0, 0) = 0 [pid 5488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5488] write(3, "1000", 4) = 4 [pid 5488] close(3) = 0 [pid 5488] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./5/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5487] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5487] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5487] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5487] clone(child_stack=0x7f3a0081c3f0, 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 5490 attached , parent_tid=[31], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 31 [pid 5490] set_robust_list(0x7f3a0081c9e0, 24 [pid 5487] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5490] <... set_robust_list resumed>) = 0 [pid 5487] <... futex resumed>) = 0 [pid 5490] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5487] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5490] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5490] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5487] <... futex resumed>) = 0 [pid 5490] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5487] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5490] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5487] <... futex resumed>) = 0 [pid 5487] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5488] <... symlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5489] <... openat resumed>) = 3 [pid 5488] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... unlink resumed>) = 0 [pid 5305] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./5/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5489] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5489] <... futex resumed>) = 0 [pid 5308] lstat("./5/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./5/hugetlb.1GB.usage_in_bytes", [pid 5489] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./5/hugetlb.1GB.usage_in_bytes" [pid 5488] <... futex resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5305] lstat("./5/file0", [pid 5488] <... mmap resumed>) = 0x7f3a0081d000 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5488] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5305] unlink("./5/file0" [pid 5488] <... mprotect resumed>) = 0 [pid 5488] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[30], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 30 [pid 5488] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5488] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5491 attached [pid 5491] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5491] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5487] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5487] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5489] <... futex resumed>) = 0 [pid 5487] <... futex resumed>) = 1 [pid 5489] mknod("./file0", 000 [pid 5487] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./5/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./5/file0"./strace-static-x86_64: Process 5492 attached [pid 5492] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5488] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5488] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5488] clone(child_stack=0x7f3a0081c3f0, 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 5493 attached [pid 5493] set_robust_list(0x7f3a0081c9e0, 24 [pid 5488] <... clone resumed>, parent_tid=[31], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 31 [pid 5493] <... set_robust_list resumed>) = 0 [pid 5493] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5488] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5493] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5493] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5493] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL) = 0 [pid 5488] <... futex resumed>) = 1 [pid 5493] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5488] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5488] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5493] <... futex resumed>) = 0 [pid 5488] <... futex resumed>) = 1 [pid 5493] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5488] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5487] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5487] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5487] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5491] <... openat resumed>) = 3 [pid 5487] <... mmap resumed>) = 0x7f3a007db000 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5489] <... mknod resumed>) = 0 [pid 5308] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./5/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5489] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5487] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5491] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5489] <... futex resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5489] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5491] <... futex resumed>) = 0 [pid 5487] <... mprotect resumed>) = 0 [pid 5308] lstat("./5/file0", [pid 5306] lstat("./5/file0", [pid 5491] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5487] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./5/file0" [pid 5306] unlink("./5/file0" [pid 5487] <... clone resumed>, parent_tid=[33], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 33 [pid 5487] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5487] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5494 attached [pid 5494] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5494] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5494] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5487] <... futex resumed>) = 0 [pid 5494] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5487] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5489] <... futex resumed>) = 0 [pid 5487] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5489] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5488] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5488] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5491] <... futex resumed>) = 0 [pid 5491] mknod("./file0", 000 [pid 5489] <... mount resumed>) = 0 [pid 5489] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5487] <... futex resumed>) = 0 [pid 5489] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5488] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5488] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5488] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5305] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5488] <... mmap resumed>) = 0x7f3a007db000 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5495 attached [pid 5495] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5488] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5305] lstat("./5/core", [pid 5488] <... mprotect resumed>) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5488] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5305] unlink("./5/core"./strace-static-x86_64: Process 5496 attached [pid 5496] set_robust_list(0x7f3a007fb9e0, 24 [pid 5488] <... clone resumed>, parent_tid=[33], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 33 [pid 5496] <... set_robust_list resumed>) = 0 [ 62.915060][ T5475] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 63.936611][ T5489] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5488] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5496] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5488] <... futex resumed>) = 0 [pid 5488] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5496] <... mount resumed>) = 0 [pid 5496] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5488] <... futex resumed>) = 0 [pid 5496] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5488] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5496] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5488] <... futex resumed>) = 0 [pid 5496] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5488] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5496] <... mount resumed>) = 0 [pid 5496] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5488] <... futex resumed>) = 0 [pid 5496] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5491] <... mknod resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5491] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5491] <... futex resumed>) = 0 [pid 5491] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./5/core", {st_mode=S_IFREG|0600, st_size=680, ...}) = 0 [ 64.014155][ T5496] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] unlink("./5/core" [pid 5305] <... unlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] getdents64(3, [pid 5308] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./5/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] close(3 [pid 5308] lstat("./5/core", [pid 5306] lstat("./5/core", [pid 5305] <... close resumed>) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=736, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=736, ...}) = 0 [pid 5305] rmdir("./5" [pid 5308] unlink("./5/core" [pid 5306] unlink("./5/core" [pid 5304] <... unlink resumed>) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./5" [pid 5487] close(3) = 0 [pid 5487] close(4) = -1 EBADF (Bad file descriptor) [pid 5487] close(5) = -1 EBADF (Bad file descriptor) [pid 5487] close(6) = -1 EBADF (Bad file descriptor) [pid 5487] close(7) = -1 EBADF (Bad file descriptor) [pid 5487] close(8) = -1 EBADF (Bad file descriptor) [pid 5487] close(9) = -1 EBADF (Bad file descriptor) [pid 5487] close(10) = -1 EBADF (Bad file descriptor) [pid 5487] close(11) = -1 EBADF (Bad file descriptor) [pid 5487] close(12) = -1 EBADF (Bad file descriptor) [pid 5487] close(13) = -1 EBADF (Bad file descriptor) [pid 5487] close(14) = -1 EBADF (Bad file descriptor) [pid 5487] close(15) = -1 EBADF (Bad file descriptor) [pid 5487] close(16) = -1 EBADF (Bad file descriptor) [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5487] close(17 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5305] mkdir("./6", 0777 [pid 5487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5487] close(18) = -1 EBADF (Bad file descriptor) [pid 5487] close(19 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] close(3 [pid 5306] close(3 [pid 5487] close(20 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5487] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] rmdir("./5" [pid 5306] rmdir("./5" [pid 5487] close(21) = -1 EBADF (Bad file descriptor) [pid 5487] close(22) = -1 EBADF (Bad file descriptor) [pid 5487] close(23) = -1 EBADF (Bad file descriptor) [pid 5487] close(24) = -1 EBADF (Bad file descriptor) [pid 5487] close(25) = -1 EBADF (Bad file descriptor) [pid 5487] close(26) = -1 EBADF (Bad file descriptor) [pid 5487] close(27) = -1 EBADF (Bad file descriptor) [pid 5487] close(28) = -1 EBADF (Bad file descriptor) [pid 5487] close(29) = -1 EBADF (Bad file descriptor) [pid 5487] exit_group(0 [pid 5494] <... futex resumed>) = ? [pid 5490] <... clone3 resumed> ) = ? [pid 5489] <... futex resumed>) = ? [pid 5487] <... exit_group resumed>) = ? [pid 5494] +++ exited with 0 +++ [pid 5490] +++ exited with 0 +++ [pid 5489] +++ exited with 0 +++ [pid 5487] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5303] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, [pid 5488] close(3 [pid 5304] <... rmdir resumed>) = 0 [pid 5488] <... close resumed>) = 0 [pid 5488] close(4 [pid 5304] mkdir("./6", 0777 [pid 5488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5488] close(5) = -1 EBADF (Bad file descriptor) [pid 5488] close(6) = -1 EBADF (Bad file descriptor) [pid 5488] close(7) = -1 EBADF (Bad file descriptor) [pid 5488] close(8) = -1 EBADF (Bad file descriptor) [pid 5488] close(9) = -1 EBADF (Bad file descriptor) [pid 5488] close(10 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5488] close(11) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5488] close(12 [pid 5303] lstat("./6/binderfs", [pid 5488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5488] close(13 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5488] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] unlink("./6/binderfs" [pid 5488] close(14) = -1 EBADF (Bad file descriptor) [pid 5488] close(15) = -1 EBADF (Bad file descriptor) [pid 5488] close(16) = -1 EBADF (Bad file descriptor) [pid 5488] close(17) = -1 EBADF (Bad file descriptor) [pid 5488] close(18) = -1 EBADF (Bad file descriptor) [pid 5488] close(19) = -1 EBADF (Bad file descriptor) [pid 5488] close(20) = -1 EBADF (Bad file descriptor) [pid 5488] close(21) = -1 EBADF (Bad file descriptor) [pid 5488] close(22) = -1 EBADF (Bad file descriptor) [pid 5488] close(23) = -1 EBADF (Bad file descriptor) [pid 5488] close(24) = -1 EBADF (Bad file descriptor) [pid 5488] close(25) = -1 EBADF (Bad file descriptor) [pid 5488] close(26) = -1 EBADF (Bad file descriptor) [pid 5488] close(27) = -1 EBADF (Bad file descriptor) [pid 5488] close(28) = -1 EBADF (Bad file descriptor) [pid 5488] close(29) = -1 EBADF (Bad file descriptor) [pid 5488] exit_group(0) = ? [pid 5491] <... futex resumed>) = ? [pid 5496] <... futex resumed>) = ? [pid 5493] <... clone3 resumed> ) = ? [pid 5493] +++ exited with 0 +++ [pid 5496] +++ exited with 0 +++ [pid 5491] +++ exited with 0 +++ [pid 5488] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./6/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./6/binderfs" [pid 5308] <... rmdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 33 [pid 5308] mkdir("./6", 0777 [pid 5306] mkdir("./6", 0777./strace-static-x86_64: Process 5497 attached [pid 5497] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5497] chdir("./6") = 0 [pid 5497] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5497] setpgid(0, 0) = 0 [pid 5497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5497] write(3, "1000", 4) = 4 [pid 5497] close(3) = 0 [pid 5497] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... mkdir resumed>) = 0 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 34 ./strace-static-x86_64: Process 5498 attached [pid 5498] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5498] chdir("./6") = 0 [pid 5498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5498] setpgid(0, 0) = 0 [pid 5498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5498] write(3, "1000", 4) = 4 [pid 5498] close(3) = 0 [pid 5498] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... mkdir resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5497] <... symlink resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5497] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 31 ./strace-static-x86_64: Process 5499 attached [pid 5497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 32 [pid 5497] <... mmap resumed>) = 0x7f3a0081d000 [pid 5497] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5500 attached [pid 5499] set_robust_list(0x555555f9d5e0, 24 [pid 5497] <... mprotect resumed>) = 0 [pid 5499] <... set_robust_list resumed>) = 0 [pid 5497] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5500] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5499] chdir("./6" [pid 5497] <... clone resumed>, parent_tid=[34], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 34 [pid 5499] <... chdir resumed>) = 0 [pid 5497] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] chdir("./6" [pid 5499] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5497] <... futex resumed>) = 0 [pid 5500] <... chdir resumed>) = 0 [pid 5499] <... prctl resumed>) = 0 [pid 5497] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5499] setpgid(0, 0 [pid 5500] setpgid(0, 0 [pid 5499] <... setpgid resumed>) = 0 [pid 5500] <... setpgid resumed>) = 0 [pid 5499] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5499] write(3, "1000", 4) = 4 [pid 5499] close(3) = 0 [pid 5499] symlink("/dev/binderfs", "./binderfs" [pid 5500] <... openat resumed>) = 3 [pid 5500] write(3, "1000", 4) = 4 [pid 5500] close(3) = 0 [pid 5500] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5501 attached [pid 5501] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5501] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5498] <... symlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5498] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5498] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] lstat("./6/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./6/hugetlb.1GB.usage_in_bytes", [pid 5498] <... mmap resumed>) = 0x7f3a0081d000 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5498] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5307] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5498] <... mprotect resumed>) = 0 [pid 5303] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5498] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[35], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 35 [pid 5498] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5498] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5502 attached [pid 5502] set_robust_list(0x7f3a0083d9e0, 24 [pid 5497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5497] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5502] <... set_robust_list resumed>) = 0 [pid 5497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5502] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5497] <... mmap resumed>) = 0x7f3a007fc000 [pid 5497] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5497] clone(child_stack=0x7f3a0081c3f0, 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 5503 attached [pid 5503] set_robust_list(0x7f3a0081c9e0, 24 [pid 5497] <... clone resumed>, parent_tid=[35], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 35 [pid 5503] <... set_robust_list resumed>) = 0 [pid 5497] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5503] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5497] <... futex resumed>) = 0 [pid 5503] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5503] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5497] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5503] <... futex resumed>) = 0 [pid 5501] <... openat resumed>) = 3 [pid 5500] <... symlink resumed>) = 0 [pid 5499] <... symlink resumed>) = 0 [pid 5497] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5503] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5501] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5497] <... futex resumed>) = 0 [pid 5501] <... futex resumed>) = 0 [pid 5500] <... futex resumed>) = 0 [pid 5499] <... futex resumed>) = 0 [pid 5497] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5501] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5500] <... mmap resumed>) = 0x7f3a0081d000 [pid 5499] <... mmap resumed>) = 0x7f3a0081d000 [pid 5500] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5499] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5500] <... mprotect resumed>) = 0 [pid 5499] <... mprotect resumed>) = 0 [pid 5500] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5499] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5500] <... clone resumed>, parent_tid=[33], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 33 [pid 5499] <... clone resumed>, parent_tid=[32], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 32 [pid 5500] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] <... futex resumed>) = 0 [pid 5499] <... futex resumed>) = 0 [pid 5500] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5499] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5504 attached [pid 5504] set_robust_list(0x7f3a0083d9e0, 24./strace-static-x86_64: Process 5505 attached [pid 5505] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5505] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5504] <... set_robust_list resumed>) = 0 [pid 5504] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5498] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5498] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5498] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[36], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 36 [pid 5498] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5498] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5502] <... openat resumed>) = 3 [pid 5502] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5506 attached [pid 5502] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5506] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5506] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5497] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5501] <... futex resumed>) = 0 [pid 5497] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5505] <... openat resumed>) = 3 [pid 5504] <... openat resumed>) = 3 [pid 5501] mknod("./file0", 000 [pid 5500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5505] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5504] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5505] <... futex resumed>) = 0 [pid 5504] <... futex resumed>) = 0 [pid 5500] <... futex resumed>) = 0 [pid 5499] <... futex resumed>) = 0 [pid 5498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5307] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5505] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5504] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5499] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5498] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] <... umount2 resumed>) = 0 [pid 5502] <... futex resumed>) = 0 [pid 5498] <... futex resumed>) = 1 [pid 5307] <... umount2 resumed>) = 0 [pid 5502] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5498] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5500] <... mmap resumed>) = 0x7f3a007fc000 [pid 5497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5500] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5497] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] lstat("./6/file0", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5500] <... mprotect resumed>) = 0 [pid 5497] <... futex resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./6/file0", [pid 5500] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] unlink("./6/file0" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 ./strace-static-x86_64: Process 5507 attached [pid 5497] <... mmap resumed>) = 0x7f3a007db000 [pid 5303] unlink("./6/file0" [pid 5507] set_robust_list(0x7f3a0081c9e0, 24 [pid 5500] <... clone resumed>, parent_tid=[34], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 34 [pid 5497] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5507] <... set_robust_list resumed>) = 0 [pid 5500] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5497] <... mprotect resumed>) = 0 [pid 5507] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5500] <... futex resumed>) = 0 [pid 5499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5497] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5500] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5499] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5497] <... clone resumed>, parent_tid=[37], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 37 [pid 5499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5497] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] <... mmap resumed>) = 0x7f3a007fc000 [pid 5497] <... futex resumed>) = 0 [pid 5499] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5497] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5499] <... mprotect resumed>) = 0 [pid 5499] clone(child_stack=0x7f3a0081c3f0, 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 5509 attached [ 64.500367][ T5506] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5509] set_robust_list(0x7f3a007fb9e0, 24 [pid 5499] <... clone resumed>, parent_tid=[33], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 33 ./strace-static-x86_64: Process 5508 attached [pid 5509] <... set_robust_list resumed>) = 0 [pid 5499] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5509] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5499] <... futex resumed>) = 0 [pid 5498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5509] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5508] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5499] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5498] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5510 attached [pid 5509] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5498] <... futex resumed>) = 0 [pid 5510] set_robust_list(0x7f3a0081c9e0, 24 [pid 5509] <... futex resumed>) = 1 [pid 5498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5497] <... futex resumed>) = 0 [pid 5510] <... set_robust_list resumed>) = 0 [pid 5509] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5498] <... mmap resumed>) = 0x7f3a007db000 [pid 5497] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5510] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5498] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5497] <... futex resumed>) = 0 [pid 5509] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5498] <... mprotect resumed>) = 0 [pid 5497] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5509] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5498] clone(child_stack=0x7f3a007fb3f0, 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 5511 attached [pid 5509] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5506] <... ioctl resumed>) = 0 [pid 5511] set_robust_list(0x7f3a007fb9e0, 24 [pid 5509] <... futex resumed>) = 1 [pid 5506] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5498] <... clone resumed>, parent_tid=[37], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 37 [pid 5497] <... futex resumed>) = 0 [pid 5511] <... set_robust_list resumed>) = 0 [pid 5509] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5506] <... futex resumed>) = 0 [pid 5500] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5498] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5511] mknod("./file0", 000 [pid 5506] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5504] <... futex resumed>) = 0 [pid 5500] <... futex resumed>) = 1 [pid 5498] <... futex resumed>) = 0 [pid 5504] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5500] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 64.557993][ T5505] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5498] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5499] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5499] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5499] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5499] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[34], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 34 [pid 5499] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5513 attached [pid 5499] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5513] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5513] mknod("./file0", 000./strace-static-x86_64: Process 5512 attached [pid 5512] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5500] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5498] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5500] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5505] <... ioctl resumed>) = 0 [pid 5498] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5506] <... futex resumed>) = 0 [pid 5505] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] <... futex resumed>) = 0 [pid 5498] <... futex resumed>) = 1 [pid 5506] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5505] <... futex resumed>) = 0 [pid 5500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5498] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5506] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5505] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] <... mmap resumed>) = 0x7f3a007db000 [pid 5499] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5506] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5499] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5506] <... futex resumed>) = 1 [pid 5505] <... futex resumed>) = 0 [pid 5500] <... mprotect resumed>) = 0 [pid 5499] <... futex resumed>) = 1 [pid 5498] <... futex resumed>) = 0 [pid 5506] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5505] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5500] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5499] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5498] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5505] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5498] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5514 attached [pid 5506] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5505] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5500] <... clone resumed>, parent_tid=[35], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 35 [pid 5498] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5514] set_robust_list(0x7f3a007fb9e0, 24 [pid 5506] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5505] <... futex resumed>) = 1 [pid 5500] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] <... futex resumed>) = 0 [pid 5514] <... set_robust_list resumed>) = 0 [pid 5506] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5505] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] <... futex resumed>) = 0 [pid 5499] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5514] mknod("./file0", 000 [pid 5506] <... futex resumed>) = 1 [pid 5505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5500] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5499] <... futex resumed>) = 0 [pid 5498] <... futex resumed>) = 0 [pid 5506] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5505] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5507] <... ioctl resumed>) = 0 [pid 5505] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5499] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5507] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5505] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5499] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5507] <... futex resumed>) = 0 [pid 5505] <... futex resumed>) = 0 [pid 5507] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5505] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5514] <... mknod resumed>) = 0 [pid 5501] <... mknod resumed>) = 0 [pid 5514] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5501] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5514] <... futex resumed>) = 1 [pid 5501] <... futex resumed>) = 0 [pid 5500] <... futex resumed>) = 0 [pid 5514] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5501] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5513] <... mknod resumed>) = 0 [pid 5511] <... mknod resumed>) = 0 [pid 5507] <... futex resumed>) = 0 [pid 5500] <... futex resumed>) = 1 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5513] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5511] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5507] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5500] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5513] <... futex resumed>) = 0 [pid 5511] <... futex resumed>) = 0 [pid 5507] <... mount resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5513] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5511] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5507] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] lstat("./6/core", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5507] <... futex resumed>) = 1 [pid 5500] <... futex resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] lstat("./6/core", [pid 5507] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5500] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] unlink("./6/core" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5507] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5500] <... futex resumed>) = 0 [pid 5303] unlink("./6/core" [pid 5507] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5500] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5517 attached [pid 5507] <... mount resumed>) = 0 [pid 5517] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5507] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5500] <... futex resumed>) = 0 [pid 5507] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5516 attached [pid 5516] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 64.615124][ T5507] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 64.922931][ T5507] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] getdents64(3, [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3 [pid 5303] close(3 [pid 5307] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5307] rmdir("./6" [pid 5303] rmdir("./6" [pid 5497] close(3) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5497] close(4 [pid 5307] mkdir("./7", 0777 [pid 5303] mkdir("./7", 0777 [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] close(5) = -1 EBADF (Bad file descriptor) [pid 5497] close(6) = -1 EBADF (Bad file descriptor) [pid 5497] close(7) = -1 EBADF (Bad file descriptor) [pid 5497] close(8) = -1 EBADF (Bad file descriptor) [pid 5497] close(9) = -1 EBADF (Bad file descriptor) [pid 5497] close(10) = -1 EBADF (Bad file descriptor) [pid 5497] close(11) = -1 EBADF (Bad file descriptor) [pid 5497] close(12) = -1 EBADF (Bad file descriptor) [pid 5497] close(13) = -1 EBADF (Bad file descriptor) [pid 5497] close(14) = -1 EBADF (Bad file descriptor) [pid 5497] close(15) = -1 EBADF (Bad file descriptor) [pid 5497] close(16) = -1 EBADF (Bad file descriptor) [pid 5497] close(17) = -1 EBADF (Bad file descriptor) [pid 5497] close(18) = -1 EBADF (Bad file descriptor) [pid 5497] close(19) = -1 EBADF (Bad file descriptor) [pid 5497] close(20) = -1 EBADF (Bad file descriptor) [pid 5497] close(21) = -1 EBADF (Bad file descriptor) [pid 5497] close(22) = -1 EBADF (Bad file descriptor) [pid 5499] close(3 [pid 5497] close(23 [pid 5499] <... close resumed>) = 0 [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(4 [pid 5497] close(24 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(5 [pid 5497] close(25 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(6 [pid 5497] close(26 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(7 [pid 5498] close(3 [pid 5497] close(27 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = 0 [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(8 [pid 5498] close(4 [pid 5497] close(28 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(9 [pid 5498] close(5 [pid 5497] close(29 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(10 [pid 5498] close(6 [pid 5497] exit_group(0 [pid 5509] <... futex resumed>) = ? [pid 5503] <... clone3 resumed> ) = ? [pid 5501] <... futex resumed>) = ? [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5497] <... exit_group resumed>) = ? [pid 5509] +++ exited with 0 +++ [pid 5503] +++ exited with 0 +++ [pid 5501] +++ exited with 0 +++ [pid 5499] close(11 [pid 5498] close(7 [pid 5497] +++ exited with 0 +++ [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(12 [pid 5498] close(8 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5499] close(13 [pid 5498] close(9 [pid 5305] <... restart_syscall resumed>) = 0 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(14 [pid 5498] close(10 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5499] close(15 [pid 5498] close(11 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5499] close(16 [pid 5498] close(12 [pid 5305] <... openat resumed>) = 3 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5499] close(17 [pid 5498] close(13 [pid 5307] <... mkdir resumed>) = 0 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5499] close(18 [pid 5498] close(14 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5499] close(19 [pid 5498] close(15 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5500] close(3 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] lstat("./6/binderfs", [pid 5500] <... close resumed>) = 0 [pid 5499] close(20 [pid 5498] close(16 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 34 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 34 [pid 5500] close(4 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] unlink("./6/binderfs"./strace-static-x86_64: Process 5518 attached [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(21 [pid 5498] close(17./strace-static-x86_64: Process 5519 attached [pid 5518] set_robust_list(0x555555f9d5e0, 24 [pid 5500] close(5 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] set_robust_list(0x555555f9d5e0, 24 [pid 5518] <... set_robust_list resumed>) = 0 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(22 [pid 5498] close(18 [pid 5519] <... set_robust_list resumed>) = 0 [pid 5518] chdir("./7" [pid 5500] close(6 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] chdir("./7" [pid 5518] <... chdir resumed>) = 0 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(23 [pid 5498] close(19 [pid 5519] <... chdir resumed>) = 0 [pid 5518] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5500] close(7 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5518] <... prctl resumed>) = 0 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(24 [pid 5498] close(20 [pid 5519] <... prctl resumed>) = 0 [pid 5518] setpgid(0, 0 [pid 5500] close(8 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] setpgid(0, 0 [pid 5518] <... setpgid resumed>) = 0 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(25 [pid 5498] close(21 [pid 5519] <... setpgid resumed>) = 0 [pid 5518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5500] close(9 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5518] <... openat resumed>) = 3 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(26 [pid 5498] close(22 [pid 5519] <... openat resumed>) = 3 [pid 5518] write(3, "1000", 4 [pid 5500] close(10 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] write(3, "1000", 4 [pid 5518] <... write resumed>) = 4 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(27 [pid 5498] close(23 [pid 5519] <... write resumed>) = 4 [pid 5500] close(11 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5518] close(3 [pid 5519] close(3 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(28 [pid 5498] close(24 [pid 5519] <... close resumed>) = 0 [pid 5518] <... close resumed>) = 0 [pid 5500] close(12 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] symlink("/dev/binderfs", "./binderfs" [pid 5518] symlink("/dev/binderfs", "./binderfs" [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] close(29 [pid 5498] close(25 [pid 5500] close(13 [pid 5499] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] exit_group(0 [pid 5498] close(26 [pid 5500] close(14 [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5513] <... futex resumed>) = ? [pid 5510] <... clone3 resumed> ) = ? [pid 5505] <... futex resumed>) = ? [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5499] <... exit_group resumed>) = ? [pid 5498] close(27 [pid 5513] +++ exited with 0 +++ [pid 5510] +++ exited with 0 +++ [pid 5505] +++ exited with 0 +++ [pid 5500] close(15 [pid 5499] +++ exited with 0 +++ [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] close(28 [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 5500] close(16 [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] close(29 [pid 5500] close(17 [pid 5498] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5498] exit_group(0 [pid 5308] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5511] <... futex resumed>) = ? [pid 5506] <... futex resumed>) = ? [pid 5502] <... clone3 resumed> ) = ? [pid 5498] <... exit_group resumed>) = ? [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5500] close(18 [pid 5511] +++ exited with 0 +++ [pid 5506] +++ exited with 0 +++ [pid 5502] +++ exited with 0 +++ [pid 5498] +++ exited with 0 +++ [pid 5308] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5308] <... openat resumed>) = 3 [pid 5500] close(19 [pid 5304] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] fstat(3, [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5500] close(20 [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] getdents64(3, [pid 5500] close(21 [pid 5304] <... openat resumed>) = 3 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] fstat(3, [pid 5500] close(22 [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5500] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] getdents64(3, [pid 5500] close(23) = -1 EBADF (Bad file descriptor) [pid 5500] close(24) = -1 EBADF (Bad file descriptor) [pid 5500] close(25) = -1 EBADF (Bad file descriptor) [pid 5500] close(26) = -1 EBADF (Bad file descriptor) [pid 5500] close(27) = -1 EBADF (Bad file descriptor) [pid 5500] close(28) = -1 EBADF (Bad file descriptor) [pid 5500] close(29) = -1 EBADF (Bad file descriptor) [pid 5500] exit_group(0 [pid 5514] <... futex resumed>) = ? [pid 5507] <... futex resumed>) = ? [pid 5504] <... clone3 resumed> ) = ? [pid 5500] <... exit_group resumed>) = ? [pid 5514] +++ exited with 0 +++ [pid 5507] +++ exited with 0 +++ [pid 5504] +++ exited with 0 +++ [pid 5500] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=16} --- [pid 5306] umount2("./6", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./6", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./6/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./6/binderfs", [pid 5306] lstat("./6/binderfs", [pid 5304] lstat("./6/binderfs", [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./6/binderfs" [pid 5306] unlink("./6/binderfs" [pid 5304] unlink("./6/binderfs" [pid 5519] <... symlink resumed>) = 0 [pid 5518] <... symlink resumed>) = 0 [pid 5519] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5519] <... futex resumed>) = 0 [pid 5518] <... futex resumed>) = 0 [pid 5519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5519] <... mmap resumed>) = 0x7f3a0081d000 [pid 5518] <... mmap resumed>) = 0x7f3a0081d000 [pid 5519] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5518] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5305] <... unlink resumed>) = 0 [pid 5519] <... mprotect resumed>) = 0 [pid 5518] <... mprotect resumed>) = 0 [pid 5305] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5519] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5518] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5520 attached [pid 5305] lstat("./6/hugetlb.1GB.usage_in_bytes", [pid 5520] set_robust_list(0x7f3a0083d9e0, 24 [pid 5519] <... clone resumed>, parent_tid=[35], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 35 [pid 5518] <... clone resumed>, parent_tid=[35], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 35 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5520] <... set_robust_list resumed>) = 0 [pid 5519] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5520] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5519] <... futex resumed>) = 0 [pid 5518] <... futex resumed>) = 0 [pid 5519] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5518] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5521 attached [pid 5521] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5521] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5519] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5518] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5519] <... mmap resumed>) = 0x7f3a007fc000 [pid 5518] <... futex resumed>) = 0 [pid 5519] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5519] <... mprotect resumed>) = 0 [pid 5518] <... mmap resumed>) = 0x7f3a007fc000 [pid 5519] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5518] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5522 attached ) = 0 [pid 5519] <... clone resumed>, parent_tid=[36], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 36 [pid 5518] clone(child_stack=0x7f3a0081c3f0, 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 5523 attached [pid 5522] set_robust_list(0x7f3a0081c9e0, 24 [pid 5519] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5518] <... clone resumed>, parent_tid=[36], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 36 [pid 5519] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5518] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5518] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5523] set_robust_list(0x7f3a0081c9e0, 24 [pid 5522] <... set_robust_list resumed>) = 0 [pid 5523] <... set_robust_list resumed>) = 0 [pid 5522] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5523] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5523] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5522] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5523] <... futex resumed>) = 1 [pid 5522] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] <... futex resumed>) = 0 [pid 5523] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5522] <... futex resumed>) = 1 [pid 5519] <... futex resumed>) = 0 [pid 5518] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5522] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5519] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] <... futex resumed>) = 0 [pid 5519] <... futex resumed>) = 0 [pid 5518] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5519] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./6/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5308] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./6/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./6/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./6/hugetlb.1GB.usage_in_bytes", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./6/hugetlb.1GB.usage_in_bytes" [pid 5521] <... openat resumed>) = 3 [pid 5305] <... unlink resumed>) = 0 [pid 5520] <... openat resumed>) = 3 [pid 5521] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5520] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5520] <... futex resumed>) = 0 [pid 5520] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5521] <... futex resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5521] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5305] lstat("./6/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./6/file0" [pid 5518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5518] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5521] <... futex resumed>) = 0 [pid 5519] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] <... futex resumed>) = 1 [pid 5521] mknod("./file0", 000 [pid 5520] <... futex resumed>) = 0 [pid 5519] <... futex resumed>) = 1 [pid 5518] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5520] mknod("./file0", 000 [pid 5519] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5308] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./6/file0", [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./6/file0", [pid 5306] <... umount2 resumed>) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] umount2("./6/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./6/file0" [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] unlink("./6/file0" [pid 5306] lstat("./6/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./6/file0"./strace-static-x86_64: Process 5524 attached [pid 5524] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5525 attached [pid 5525] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5518] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5518] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5518] <... mmap resumed>) = 0x7f3a007db000 [pid 5519] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5519] <... futex resumed>) = 0 [pid 5518] <... mprotect resumed>) = 0 [pid 5519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5518] clone(child_stack=0x7f3a007fb3f0, 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 5526 attached [pid 5519] <... mmap resumed>) = 0x7f3a007db000 [pid 5519] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5526] set_robust_list(0x7f3a007fb9e0, 24 [pid 5519] <... mprotect resumed>) = 0 [pid 5518] <... clone resumed>, parent_tid=[38], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 38 [pid 5519] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5518] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5519] <... clone resumed>, parent_tid=[38], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 38 [pid 5518] <... futex resumed>) = 0 [pid 5519] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5518] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5519] <... futex resumed>) = 0 [pid 5519] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5527 attached [pid 5527] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5527] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5527] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5519] <... futex resumed>) = 0 [pid 5519] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5519] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5527] <... futex resumed>) = 1 [pid 5527] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5526] <... set_robust_list resumed>) = 0 [pid 5527] <... mount resumed>) = 0 [pid 5527] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5519] <... futex resumed>) = 0 [pid 5526] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5527] <... futex resumed>) = 1 [pid 5527] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5526] <... mount resumed>) = 0 [pid 5526] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5518] <... futex resumed>) = 0 [pid 5518] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5518] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5526] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL) = 0 [pid 5526] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5518] <... futex resumed>) = 0 [pid 5526] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5521] <... mknod resumed>) = 0 [pid 5520] <... mknod resumed>) = 0 [pid 5521] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5520] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5521] <... futex resumed>) = 0 [pid 5520] <... futex resumed>) = 0 [pid 5521] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [ 65.559747][ T5527] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 65.571944][ T5526] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5520] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./6/core", {st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5305] unlink("./6/core" [pid 5519] close(3) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5519] close(4 [pid 5308] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./6/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5519] close(5 [pid 5306] lstat("./6/core", [pid 5304] lstat("./6/core", [pid 5519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5519] close(6 [pid 5306] unlink("./6/core" [pid 5304] unlink("./6/core" [pid 5519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5519] close(7) = -1 EBADF (Bad file descriptor) [pid 5519] close(8) = -1 EBADF (Bad file descriptor) [pid 5519] close(9) = -1 EBADF (Bad file descriptor) [pid 5519] close(10) = -1 EBADF (Bad file descriptor) [pid 5519] close(11) = -1 EBADF (Bad file descriptor) [pid 5519] close(12) = -1 EBADF (Bad file descriptor) [pid 5519] close(13) = -1 EBADF (Bad file descriptor) [pid 5519] close(14) = -1 EBADF (Bad file descriptor) [pid 5519] close(15) = -1 EBADF (Bad file descriptor) [pid 5519] close(16) = -1 EBADF (Bad file descriptor) [pid 5519] close(17) = -1 EBADF (Bad file descriptor) [pid 5519] close(18) = -1 EBADF (Bad file descriptor) [pid 5519] close(19) = -1 EBADF (Bad file descriptor) [pid 5519] close(20) = -1 EBADF (Bad file descriptor) [pid 5519] close(21) = -1 EBADF (Bad file descriptor) [pid 5519] close(22) = -1 EBADF (Bad file descriptor) [pid 5519] close(23) = -1 EBADF (Bad file descriptor) [pid 5519] close(24) = -1 EBADF (Bad file descriptor) [pid 5519] close(25) = -1 EBADF (Bad file descriptor) [pid 5519] close(26) = -1 EBADF (Bad file descriptor) [pid 5519] close(27) = -1 EBADF (Bad file descriptor) [pid 5519] close(28) = -1 EBADF (Bad file descriptor) [pid 5519] close(29 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5519] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] lstat("./6/core", [pid 5519] exit_group(0 [pid 5522] <... clone3 resumed> ) = ? [pid 5527] <... futex resumed>) = ? [pid 5520] <... futex resumed>) = ? [pid 5519] <... exit_group resumed>) = ? [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5527] +++ exited with 0 +++ [pid 5522] +++ exited with 0 +++ [pid 5520] +++ exited with 0 +++ [pid 5519] +++ exited with 0 +++ [pid 5308] unlink("./6/core" [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5303] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./7/binderfs" [pid 5305] <... unlink resumed>) = 0 [pid 5518] close(3 [pid 5305] getdents64(3, [pid 5518] <... close resumed>) = 0 [pid 5518] close(4) = -1 EBADF (Bad file descriptor) [pid 5518] close(5) = -1 EBADF (Bad file descriptor) [pid 5518] close(6) = -1 EBADF (Bad file descriptor) [pid 5518] close(7) = -1 EBADF (Bad file descriptor) [pid 5518] close(8) = -1 EBADF (Bad file descriptor) [pid 5518] close(9) = -1 EBADF (Bad file descriptor) [pid 5518] close(10) = -1 EBADF (Bad file descriptor) [pid 5518] close(11) = -1 EBADF (Bad file descriptor) [pid 5518] close(12) = -1 EBADF (Bad file descriptor) [pid 5518] close(13) = -1 EBADF (Bad file descriptor) [pid 5518] close(14) = -1 EBADF (Bad file descriptor) [pid 5518] close(15) = -1 EBADF (Bad file descriptor) [pid 5518] close(16) = -1 EBADF (Bad file descriptor) [pid 5518] close(17) = -1 EBADF (Bad file descriptor) [pid 5518] close(18) = -1 EBADF (Bad file descriptor) [pid 5518] close(19) = -1 EBADF (Bad file descriptor) [pid 5518] close(20) = -1 EBADF (Bad file descriptor) [pid 5518] close(21) = -1 EBADF (Bad file descriptor) [pid 5518] close(22) = -1 EBADF (Bad file descriptor) [pid 5518] close(23 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] close(3 [pid 5518] close(24 [pid 5305] <... close resumed>) = 0 [pid 5518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5518] close(25 [pid 5305] rmdir("./6" [pid 5518] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5518] close(26) = -1 EBADF (Bad file descriptor) [pid 5518] close(27) = -1 EBADF (Bad file descriptor) [pid 5518] close(28) = -1 EBADF (Bad file descriptor) [pid 5518] close(29) = -1 EBADF (Bad file descriptor) [pid 5518] exit_group(0 [pid 5526] <... futex resumed>) = ? [pid 5523] <... clone3 resumed> ) = ? [pid 5521] <... futex resumed>) = ? [pid 5518] <... exit_group resumed>) = ? [pid 5526] +++ exited with 0 +++ [pid 5523] +++ exited with 0 +++ [pid 5521] +++ exited with 0 +++ [pid 5518] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5307] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./7/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5304] getdents64(3, [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... close resumed>) = 0 [pid 5304] close(3 [pid 5306] rmdir("./6" [pid 5304] <... close resumed>) = 0 [pid 5304] rmdir("./6" [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3) = 0 [pid 5308] rmdir("./6" [pid 5305] <... rmdir resumed>) = 0 [pid 5305] mkdir("./7", 0777 [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] mkdir("./7", 0777 [pid 5306] mkdir("./7", 0777 [pid 5304] mkdir("./7", 0777 [pid 5303] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./7/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5307] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5528 attached [pid 5307] lstat("./7/hugetlb.1GB.usage_in_bytes", [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 38 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5528] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5528] chdir("./7") = 0 [pid 5528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5528] setpgid(0, 0) = 0 [pid 5528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5528] write(3, "1000", 4) = 4 [pid 5528] close(3) = 0 [pid 5528] symlink("/dev/binderfs", "./binderfs" [pid 5308] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 37 ./strace-static-x86_64: Process 5529 attached ./strace-static-x86_64: Process 5530 attached [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 36 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 39 [pid 5530] set_robust_list(0x555555f9d5e0, 24 [pid 5529] set_robust_list(0x555555f9d5e0, 24 [pid 5530] <... set_robust_list resumed>) = 0 [pid 5529] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5531 attached [pid 5529] chdir("./7" [pid 5531] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5530] chdir("./7" [pid 5529] <... chdir resumed>) = 0 [pid 5531] chdir("./7" [pid 5530] <... chdir resumed>) = 0 [pid 5529] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5531] <... chdir resumed>) = 0 [pid 5530] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5529] <... prctl resumed>) = 0 [pid 5530] <... prctl resumed>) = 0 [pid 5529] setpgid(0, 0 [pid 5530] setpgid(0, 0 [pid 5529] <... setpgid resumed>) = 0 [pid 5530] <... setpgid resumed>) = 0 [pid 5529] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5529] <... openat resumed>) = 3 [pid 5531] setpgid(0, 0 [pid 5530] <... openat resumed>) = 3 [pid 5529] write(3, "1000", 4 [pid 5531] <... setpgid resumed>) = 0 [pid 5530] write(3, "1000", 4 [pid 5529] <... write resumed>) = 4 [pid 5530] <... write resumed>) = 4 [pid 5529] close(3 [pid 5531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5530] close(3 [pid 5529] <... close resumed>) = 0 [pid 5530] <... close resumed>) = 0 [pid 5529] symlink("/dev/binderfs", "./binderfs" [pid 5531] <... openat resumed>) = 3 [pid 5530] symlink("/dev/binderfs", "./binderfs" [pid 5531] write(3, "1000", 4) = 4 [pid 5531] close(3) = 0 [pid 5531] symlink("/dev/binderfs", "./binderfs" [pid 5528] <... symlink resumed>) = 0 [pid 5528] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5528] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5528] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[39], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 39 [pid 5528] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5528] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5532 attached [pid 5532] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5532] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5531] <... symlink resumed>) = 0 [pid 5530] <... symlink resumed>) = 0 [pid 5529] <... symlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5531] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5531] <... futex resumed>) = 0 [pid 5530] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 0 [pid 5531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5303] <... umount2 resumed>) = 0 [pid 5531] <... mmap resumed>) = 0x7f3a0081d000 [pid 5530] <... mmap resumed>) = 0x7f3a0081d000 [pid 5529] <... mmap resumed>) = 0x7f3a0081d000 [pid 5303] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5531] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5530] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5529] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5531] <... mprotect resumed>) = 0 [pid 5530] <... mprotect resumed>) = 0 [pid 5529] <... mprotect resumed>) = 0 [pid 5303] lstat("./7/file0", [pid 5531] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5530] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5529] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 ./strace-static-x86_64: Process 5534 attached ./strace-static-x86_64: Process 5533 attached [pid 5531] <... clone resumed>, parent_tid=[40], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 40 [pid 5530] <... clone resumed>, parent_tid=[37], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 37 [pid 5529] <... clone resumed>, parent_tid=[38], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 38 [pid 5303] unlink("./7/file0" [pid 5534] set_robust_list(0x7f3a0083d9e0, 24 [pid 5533] set_robust_list(0x7f3a0083d9e0, 24 [pid 5530] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 0 [pid 5531] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5529] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5531] <... futex resumed>) = 0 [pid 5534] <... set_robust_list resumed>) = 0 [pid 5531] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5535 attached [pid 5535] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5535] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5534] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5533] <... set_robust_list resumed>) = 0 [pid 5528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5528] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5528] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5528] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[40], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 40 [pid 5528] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5536 attached [pid 5536] set_robust_list(0x7f3a0081c9e0, 24 [pid 5528] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5536] <... set_robust_list resumed>) = 0 [pid 5536] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5536] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5533] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5528] <... futex resumed>) = 0 [pid 5536] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5528] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5528] <... futex resumed>) = 0 [pid 5536] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5528] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5532] <... openat resumed>) = 3 [pid 5307] <... unlink resumed>) = 0 [pid 5532] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5532] <... futex resumed>) = 0 [pid 5532] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] <... umount2 resumed>) = 0 [pid 5307] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./7/file0", [pid 5530] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5530] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] unlink("./7/file0" [pid 5531] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 0 [pid 5531] <... futex resumed>) = 0 [pid 5530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5530] <... mmap resumed>) = 0x7f3a007fc000 [pid 5529] <... mmap resumed>) = 0x7f3a007fc000 [pid 5531] <... mmap resumed>) = 0x7f3a007fc000 [pid 5530] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5529] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5531] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5530] <... mprotect resumed>) = 0 [pid 5529] <... mprotect resumed>) = 0 [pid 5531] <... mprotect resumed>) = 0 [pid 5530] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5529] clone(child_stack=0x7f3a0081c3f0, 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 5537 attached [pid 5531] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5530] <... clone resumed>, parent_tid=[38], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 38 [pid 5529] <... clone resumed>, parent_tid=[39], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 39 [pid 5530] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5531] <... clone resumed>, parent_tid=[41], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 41 [pid 5530] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 0 [pid 5531] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5529] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5539 attached [pid 5537] set_robust_list(0x7f3a0081c9e0, 24 [pid 5531] <... futex resumed>) = 0 [pid 5528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5531] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5528] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5532] <... futex resumed>) = 0 [pid 5528] <... futex resumed>) = 1 [pid 5532] mknod("./file0", 000 [pid 5528] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5538 attached [pid 5538] set_robust_list(0x7f3a0081c9e0, 24 [pid 5537] <... set_robust_list resumed>) = 0 [pid 5538] <... set_robust_list resumed>) = 0 [pid 5538] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5537] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5539] set_robust_list(0x7f3a0081c9e0, 24 [pid 5538] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5537] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5538] <... futex resumed>) = 1 [pid 5537] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] <... futex resumed>) = 0 [pid 5539] <... set_robust_list resumed>) = 0 [pid 5538] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5537] <... futex resumed>) = 1 [pid 5530] <... futex resumed>) = 0 [pid 5529] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5539] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5537] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5530] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] <... futex resumed>) = 0 [pid 5530] <... futex resumed>) = 0 [pid 5529] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5530] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5539] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5539] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5531] <... futex resumed>) = 0 [pid 5531] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5539] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5531] <... futex resumed>) = 0 [pid 5531] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5535] <... openat resumed>) = 3 [pid 5534] <... openat resumed>) = 3 [pid 5533] <... openat resumed>) = 3 [pid 5535] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5534] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5533] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5535] <... futex resumed>) = 0 [pid 5534] <... futex resumed>) = 0 [pid 5533] <... futex resumed>) = 0 [pid 5528] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5535] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5534] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5533] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5528] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5528] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5528] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5532] <... mknod resumed>) = 0 [pid 5530] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5528] <... clone resumed>, parent_tid=[42], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 42 ./strace-static-x86_64: Process 5540 attached [pid 5532] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5528] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5540] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5533] <... futex resumed>) = 0 [pid 5532] <... futex resumed>) = 0 [pid 5531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5530] <... futex resumed>) = 1 [pid 5529] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5528] <... futex resumed>) = 0 [pid 5533] mknod("./file0", 000 [pid 5532] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5531] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5528] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5541 attached [pid 5535] <... futex resumed>) = 0 [pid 5534] <... futex resumed>) = 0 [pid 5531] <... futex resumed>) = 1 [pid 5529] <... futex resumed>) = 1 [pid 5541] set_robust_list(0x7f3a007fb9e0, 24 [pid 5535] mknod("./file0", 000 [pid 5534] mknod("./file0", 000 [pid 5531] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5529] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5541] <... set_robust_list resumed>) = 0 [pid 5541] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5541] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5528] <... futex resumed>) = 0 [pid 5541] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5528] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5532] <... futex resumed>) = 0 [pid 5528] <... futex resumed>) = 1 [pid 5532] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5528] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5532] <... mount resumed>) = 0 [pid 5303] lstat("./7/core", [pid 5532] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5532] <... futex resumed>) = 1 [pid 5528] <... futex resumed>) = 0 [pid 5303] unlink("./7/core" [pid 5532] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5530] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5530] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5530] <... mmap resumed>) = 0x7f3a007db000 [pid 5531] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5530] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5531] <... futex resumed>) = 0 [pid 5530] <... mprotect resumed>) = 0 [pid 5531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5530] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5531] <... mmap resumed>) = 0x7f3a007db000 [pid 5531] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5530] <... clone resumed>, parent_tid=[39], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 39 [pid 5529] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5531] <... mprotect resumed>) = 0 [pid 5530] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5531] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5530] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 0 [pid 5530] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5529] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5531] <... clone resumed>, parent_tid=[42], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 42 [pid 5529] <... mmap resumed>) = 0x7f3a007db000 [pid 5531] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [ 66.313287][ T5532] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5529] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5542 attached [pid 5531] <... futex resumed>) = 0 [pid 5529] <... mprotect resumed>) = 0 [pid 5542] set_robust_list(0x7f3a007fb9e0, 24 [pid 5531] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5529] clone(child_stack=0x7f3a007fb3f0, 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 5543 attached [pid 5542] <... set_robust_list resumed>) = 0 [pid 5543] set_robust_list(0x7f3a007fb9e0, 24 [pid 5542] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5529] <... clone resumed>, parent_tid=[40], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 40 [pid 5543] <... set_robust_list resumed>) = 0 [pid 5542] <... mount resumed>) = 0 [pid 5529] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5543] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5542] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5529] <... futex resumed>) = 0 [pid 5543] <... mount resumed>) = 0 [pid 5542] <... futex resumed>) = 1 [pid 5530] <... futex resumed>) = 0 [pid 5529] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5543] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5542] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5530] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5543] <... futex resumed>) = 1 [pid 5531] <... futex resumed>) = 0 [pid 5530] <... futex resumed>) = 0 [pid 5543] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5531] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5531] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5544 attached [pid 5543] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5531] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5544] set_robust_list(0x7f3a007fb9e0, 24 [pid 5530] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5544] <... set_robust_list resumed>) = 0 [pid 5535] <... mknod resumed>) = 0 [pid 5534] <... mknod resumed>) = 0 [pid 5533] <... mknod resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5544] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5534] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5533] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5544] <... mount resumed>) = 0 [pid 5535] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5534] <... futex resumed>) = 0 [pid 5533] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5544] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5535] <... futex resumed>) = 0 [pid 5534] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5533] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] lstat("./7/core", [pid 5544] <... futex resumed>) = 1 [pid 5535] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5529] <... futex resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5544] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5529] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] unlink("./7/core" [pid 5535] <... futex resumed>) = 0 [pid 5529] <... futex resumed>) = 1 [pid 5535] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5529] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5545 attached ./strace-static-x86_64: Process 5547 attached ./strace-static-x86_64: Process 5546 attached [pid 5542] <... mount resumed>) = 0 [pid 5547] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5546] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5542] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5530] <... futex resumed>) = 0 [pid 5542] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5545] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5535] <... mount resumed>) = 0 [pid 5543] <... mount resumed>) = 0 [pid 5535] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5543] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5535] <... futex resumed>) = 1 [pid 5529] <... futex resumed>) = 0 [pid 5543] <... futex resumed>) = 1 [pid 5535] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5531] <... futex resumed>) = 0 [pid 5543] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5303] <... unlink resumed>) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [ 66.393803][ T5542] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 66.423264][ T5543] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5303] rmdir("./7" [pid 5307] <... unlink resumed>) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3) = 0 [pid 5307] rmdir("./7" [pid 5303] <... rmdir resumed>) = 0 [pid 5303] mkdir("./8", 0777 [pid 5528] close(3) = 0 [pid 5528] close(4) = -1 EBADF (Bad file descriptor) [pid 5528] close(5) = -1 EBADF (Bad file descriptor) [pid 5528] close(6) = -1 EBADF (Bad file descriptor) [pid 5528] close(7) = -1 EBADF (Bad file descriptor) [pid 5528] close(8) = -1 EBADF (Bad file descriptor) [pid 5528] close(9) = -1 EBADF (Bad file descriptor) [pid 5528] close(10) = -1 EBADF (Bad file descriptor) [pid 5528] close(11) = -1 EBADF (Bad file descriptor) [pid 5528] close(12) = -1 EBADF (Bad file descriptor) [pid 5528] close(13) = -1 EBADF (Bad file descriptor) [pid 5528] close(14) = -1 EBADF (Bad file descriptor) [pid 5528] close(15) = -1 EBADF (Bad file descriptor) [pid 5307] <... rmdir resumed>) = 0 [pid 5528] close(16 [pid 5307] mkdir("./8", 0777 [pid 5528] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5528] close(17) = -1 EBADF (Bad file descriptor) [pid 5528] close(18) = -1 EBADF (Bad file descriptor) [pid 5528] close(19) = -1 EBADF (Bad file descriptor) [pid 5528] close(20) = -1 EBADF (Bad file descriptor) [pid 5528] close(21) = -1 EBADF (Bad file descriptor) [pid 5528] close(22) = -1 EBADF (Bad file descriptor) [pid 5528] close(23) = -1 EBADF (Bad file descriptor) [pid 5528] close(24) = -1 EBADF (Bad file descriptor) [pid 5528] close(25) = -1 EBADF (Bad file descriptor) [pid 5528] close(26) = -1 EBADF (Bad file descriptor) [pid 5528] close(27) = -1 EBADF (Bad file descriptor) [pid 5528] close(28) = -1 EBADF (Bad file descriptor) [pid 5528] close(29) = -1 EBADF (Bad file descriptor) [pid 5528] exit_group(0 [pid 5541] <... futex resumed>) = ? [pid 5536] <... clone3 resumed> ) = ? [pid 5532] <... futex resumed>) = ? [pid 5528] <... exit_group resumed>) = ? [pid 5541] +++ exited with 0 +++ [pid 5536] +++ exited with 0 +++ [pid 5532] +++ exited with 0 +++ [pid 5528] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 5305] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5305] getdents64(3, [pid 5530] close(3) = 0 [pid 5530] close(4) = -1 EBADF (Bad file descriptor) [pid 5530] close(5) = -1 EBADF (Bad file descriptor) [pid 5530] close(6) = -1 EBADF (Bad file descriptor) [pid 5530] close(7) = -1 EBADF (Bad file descriptor) [pid 5530] close(8) = -1 EBADF (Bad file descriptor) [pid 5530] close(9) = -1 EBADF (Bad file descriptor) [pid 5530] close(10) = -1 EBADF (Bad file descriptor) [pid 5530] close(11) = -1 EBADF (Bad file descriptor) [pid 5530] close(12) = -1 EBADF (Bad file descriptor) [pid 5530] close(13) = -1 EBADF (Bad file descriptor) [pid 5530] close(14) = -1 EBADF (Bad file descriptor) [pid 5530] close(15) = -1 EBADF (Bad file descriptor) [pid 5530] close(16) = -1 EBADF (Bad file descriptor) [pid 5530] close(17) = -1 EBADF (Bad file descriptor) [pid 5530] close(18) = -1 EBADF (Bad file descriptor) [pid 5530] close(19) = -1 EBADF (Bad file descriptor) [pid 5530] close(20) = -1 EBADF (Bad file descriptor) [pid 5530] close(21) = -1 EBADF (Bad file descriptor) [pid 5530] close(22) = -1 EBADF (Bad file descriptor) [pid 5530] close(23) = -1 EBADF (Bad file descriptor) [pid 5530] close(24) = -1 EBADF (Bad file descriptor) [pid 5530] close(25) = -1 EBADF (Bad file descriptor) [pid 5530] close(26) = -1 EBADF (Bad file descriptor) [pid 5530] close(27) = -1 EBADF (Bad file descriptor) [pid 5530] close(28) = -1 EBADF (Bad file descriptor) [pid 5530] close(29) = -1 EBADF (Bad file descriptor) [pid 5530] exit_group(0 [pid 5542] <... futex resumed>) = ? [pid 5537] <... clone3 resumed> ) = ? [pid 5533] <... futex resumed>) = ? [pid 5530] <... exit_group resumed>) = ? [pid 5542] +++ exited with 0 +++ [pid 5537] +++ exited with 0 +++ [pid 5533] +++ exited with 0 +++ [pid 5530] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5308] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5529] close(3 [pid 5308] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5529] <... close resumed>) = 0 [pid 5308] <... openat resumed>) = 3 [pid 5529] close(4 [pid 5308] fstat(3, [pid 5531] close(3 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5531] <... close resumed>) = 0 [pid 5529] close(5 [pid 5308] getdents64(3, [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5531] close(4 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(6 [pid 5308] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5531] close(5 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./7/binderfs", [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(7 [pid 5308] lstat("./7/binderfs", [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5531] close(6 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] unlink("./7/binderfs" [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(8 [pid 5308] unlink("./7/binderfs" [pid 5531] close(7 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(9 [pid 5531] close(8 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(10 [pid 5531] close(9 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(11 [pid 5531] close(10 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(12 [pid 5531] close(11 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(13 [pid 5531] close(12 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(14 [pid 5531] close(13 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(15 [pid 5531] close(14 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(16 [pid 5531] close(15 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(17 [pid 5531] close(16 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(18 [pid 5531] close(17 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(19 [pid 5531] close(18 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(20 [pid 5531] close(19 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(21 [pid 5531] close(20 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(22 [pid 5531] close(21 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(23 [pid 5531] close(22 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(24 [pid 5531] close(23 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(25 [pid 5531] close(24 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(26 [pid 5531] close(25 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(27 [pid 5531] close(26 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(28 [pid 5531] close(27 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] close(29 [pid 5531] close(28 [pid 5529] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] exit_group(0 [pid 5544] <... futex resumed>) = ? [pid 5538] <... clone3 resumed> ) = ? [pid 5535] <... futex resumed>) = ? [pid 5531] close(29 [pid 5529] <... exit_group resumed>) = ? [pid 5544] +++ exited with 0 +++ [pid 5538] +++ exited with 0 +++ [pid 5535] +++ exited with 0 +++ [pid 5531] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5529] +++ exited with 0 +++ [pid 5531] exit_group(0 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5543] <... futex resumed>) = ? [pid 5539] <... clone3 resumed> ) = ? [pid 5534] <... futex resumed>) = ? [pid 5531] <... exit_group resumed>) = ? [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5543] +++ exited with 0 +++ [pid 5539] +++ exited with 0 +++ [pid 5534] +++ exited with 0 +++ [pid 5306] <... restart_syscall resumed>) = 0 [pid 5306] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5531] +++ exited with 0 +++ [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 5306] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./7", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] openat(AT_FDCWD, "./7", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] unlink("./7/binderfs" [pid 5304] <... openat resumed>) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./7/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./7/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./7/binderfs" [pid 5303] <... mkdir resumed>) = 0 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 39 ./strace-static-x86_64: Process 5548 attached [pid 5548] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5548] chdir("./8") = 0 [pid 5548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5548] setpgid(0, 0) = 0 [pid 5548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5548] write(3, "1000", 4) = 4 [pid 5548] close(3) = 0 [pid 5548] symlink("/dev/binderfs", "./binderfs" [pid 5307] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 39 ./strace-static-x86_64: Process 5549 attached [pid 5549] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5549] chdir("./8") = 0 [pid 5549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5549] setpgid(0, 0) = 0 [pid 5549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5549] write(3, "1000", 4) = 4 [pid 5549] close(3) = 0 [pid 5549] symlink("/dev/binderfs", "./binderfs" [pid 5548] <... symlink resumed>) = 0 [pid 5548] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5548] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5548] clone(child_stack=0x7f3a0083d3f0, 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 5550 attached , parent_tid=[40], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 40 [pid 5550] set_robust_list(0x7f3a0083d9e0, 24 [pid 5548] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5550] <... set_robust_list resumed>) = 0 [pid 5550] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5549] <... symlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5549] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./7/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5549] <... futex resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5308] lstat("./7/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./7/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./7/hugetlb.1GB.usage_in_bytes", [pid 5304] lstat("./7/hugetlb.1GB.usage_in_bytes", [pid 5549] <... mmap resumed>) = 0x7f3a0081d000 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5549] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5308] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./7/hugetlb.1GB.usage_in_bytes" [pid 5549] <... mprotect resumed>) = 0 [pid 5549] clone(child_stack=0x7f3a0083d3f0, 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 5551 attached , parent_tid=[40], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 40 [pid 5549] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5549] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5551] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5551] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5548] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5548] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5548] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5548] clone(child_stack=0x7f3a0081c3f0, 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 5552 attached , parent_tid=[41], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 41 [pid 5548] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5552] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5552] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5552] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5548] <... futex resumed>) = 0 [pid 5548] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5552] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5549] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5549] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5549] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5549] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[41], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 41 [pid 5549] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5549] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5553 attached [pid 5553] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5553] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5553] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5549] <... futex resumed>) = 0 [pid 5549] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5549] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5553] <... futex resumed>) = 1 [pid 5553] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5548] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5548] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5548] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5550] <... openat resumed>) = 3 [pid 5548] <... mprotect resumed>) = 0 [pid 5550] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5548] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5550] <... futex resumed>) = 0 [pid 5550] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5548] <... clone resumed>, parent_tid=[42], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 42 [pid 5548] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5548] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5554 attached [pid 5554] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5554] mknod("./file0", 000./strace-static-x86_64: Process 5555 attached [pid 5555] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5551] <... openat resumed>) = 3 [pid 5551] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5551] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5549] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5551] <... futex resumed>) = 0 [pid 5549] <... futex resumed>) = 1 [pid 5551] mknod("./file0", 000 [pid 5549] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5548] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5548] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5550] <... futex resumed>) = 0 [pid 5548] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5550] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5550] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5548] <... futex resumed>) = 0 [pid 5550] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5548] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5550] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5548] <... futex resumed>) = 0 [pid 5550] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5548] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5550] <... mount resumed>) = 0 [pid 5550] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5548] <... futex resumed>) = 0 [pid 5550] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5556 attached [pid 5556] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5549] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5549] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5549] clone(child_stack=0x7f3a007fb3f0, 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 5557 attached , parent_tid=[43], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 43 [pid 5557] set_robust_list(0x7f3a007fb9e0, 24 [pid 5554] <... mknod resumed>) = 0 [pid 5549] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5557] <... set_robust_list resumed>) = 0 [pid 5554] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5549] <... futex resumed>) = 0 [pid 5557] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5554] <... futex resumed>) = 0 [pid 5549] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5557] <... mount resumed>) = 0 [pid 5554] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5557] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5549] <... futex resumed>) = 0 [pid 5557] <... futex resumed>) = 1 [pid 5557] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5549] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5557] <... mount resumed>) = 0 [pid 5549] <... futex resumed>) = 0 [pid 5557] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5549] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5557] <... futex resumed>) = 0 [pid 5549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5557] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5551] <... mknod resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5551] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5551] <... futex resumed>) = 0 [pid 5308] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5551] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5308] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... umount2 resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./7/file0", [pid 5304] umount2("./7/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] lstat("./7/file0", [pid 5306] lstat("./7/file0", [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./7/file0" [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] unlink("./7/file0" [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] lstat("./7/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./7/file0" [pid 5304] unlink("./7/file0" [pid 5548] close(3) = 0 [pid 5548] close(4) = -1 EBADF (Bad file descriptor) [pid 5548] close(5) = -1 EBADF (Bad file descriptor) [pid 5548] close(6) = -1 EBADF (Bad file descriptor) [pid 5548] close(7) = -1 EBADF (Bad file descriptor) [pid 5548] close(8) = -1 EBADF (Bad file descriptor) [pid 5548] close(9) = -1 EBADF (Bad file descriptor) [pid 5548] close(10) = -1 EBADF (Bad file descriptor) [pid 5548] close(11) = -1 EBADF (Bad file descriptor) [pid 5548] close(12) = -1 EBADF (Bad file descriptor) [pid 5548] close(13) = -1 EBADF (Bad file descriptor) [pid 5548] close(14) = -1 EBADF (Bad file descriptor) [pid 5548] close(15) = -1 EBADF (Bad file descriptor) [pid 5548] close(16) = -1 EBADF (Bad file descriptor) [pid 5548] close(17) = -1 EBADF (Bad file descriptor) [pid 5548] close(18) = -1 EBADF (Bad file descriptor) [pid 5548] close(19) = -1 EBADF (Bad file descriptor) [pid 5548] close(20) = -1 EBADF (Bad file descriptor) [pid 5548] close(21) = -1 EBADF (Bad file descriptor) [pid 5548] close(22) = -1 EBADF (Bad file descriptor) [pid 5548] close(23) = -1 EBADF (Bad file descriptor) [pid 5548] close(24) = -1 EBADF (Bad file descriptor) [pid 5548] close(25) = -1 EBADF (Bad file descriptor) [pid 5548] close(26) = -1 EBADF (Bad file descriptor) [pid 5548] close(27) = -1 EBADF (Bad file descriptor) [pid 5548] close(28) = -1 EBADF (Bad file descriptor) [pid 5548] close(29) = -1 EBADF (Bad file descriptor) [pid 5548] exit_group(0 [pid 5550] <... futex resumed>) = ? [pid 5552] <... clone3 resumed> ) = ? [pid 5548] <... exit_group resumed>) = ? [pid 5554] <... futex resumed>) = ? [pid 5552] +++ exited with 0 +++ [pid 5550] +++ exited with 0 +++ [pid 5554] +++ exited with 0 +++ [pid 5548] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5303] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./8/binderfs" [pid 5549] close(3) = 0 [pid 5549] close(4) = -1 EBADF (Bad file descriptor) [pid 5549] close(5) = -1 EBADF (Bad file descriptor) [pid 5549] close(6) = -1 EBADF (Bad file descriptor) [pid 5549] close(7) = -1 EBADF (Bad file descriptor) [pid 5549] close(8) = -1 EBADF (Bad file descriptor) [pid 5549] close(9) = -1 EBADF (Bad file descriptor) [pid 5549] close(10) = -1 EBADF (Bad file descriptor) [pid 5549] close(11) = -1 EBADF (Bad file descriptor) [pid 5549] close(12) = -1 EBADF (Bad file descriptor) [pid 5549] close(13) = -1 EBADF (Bad file descriptor) [pid 5549] close(14) = -1 EBADF (Bad file descriptor) [pid 5549] close(15) = -1 EBADF (Bad file descriptor) [pid 5549] close(16) = -1 EBADF (Bad file descriptor) [pid 5549] close(17) = -1 EBADF (Bad file descriptor) [pid 5549] close(18) = -1 EBADF (Bad file descriptor) [pid 5549] close(19) = -1 EBADF (Bad file descriptor) [pid 5549] close(20) = -1 EBADF (Bad file descriptor) [pid 5549] close(21) = -1 EBADF (Bad file descriptor) [pid 5549] close(22) = -1 EBADF (Bad file descriptor) [pid 5549] close(23) = -1 EBADF (Bad file descriptor) [pid 5549] close(24) = -1 EBADF (Bad file descriptor) [pid 5549] close(25) = -1 EBADF (Bad file descriptor) [pid 5549] close(26) = -1 EBADF (Bad file descriptor) [pid 5549] close(27) = -1 EBADF (Bad file descriptor) [pid 5549] close(28) = -1 EBADF (Bad file descriptor) [pid 5549] close(29) = -1 EBADF (Bad file descriptor) [pid 5549] exit_group(0 [pid 5557] <... futex resumed>) = ? [pid 5553] <... clone3 resumed> ) = ? [pid 5551] <... futex resumed>) = ? [pid 5549] <... exit_group resumed>) = ? [pid 5557] +++ exited with 0 +++ [pid 5553] +++ exited with 0 +++ [pid 5551] +++ exited with 0 +++ [pid 5549] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./8/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./8/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./7/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./7/core", [pid 5306] lstat("./7/core", [pid 5305] lstat("./7/core", [pid 5304] lstat("./7/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5308] unlink("./7/core" [pid 5306] unlink("./7/core" [pid 5305] unlink("./7/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5304] unlink("./7/core" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./8/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5307] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] getdents64(3, [pid 5304] getdents64(3, [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] lstat("./8/hugetlb.1GB.usage_in_bytes", [pid 5305] close(3 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5305] <... close resumed>) = 0 [pid 5305] rmdir("./7" [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5306] close(3 [pid 5304] close(3 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5308] rmdir("./7" [pid 5306] rmdir("./7" [pid 5304] rmdir("./7" [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5308] mkdir("./8", 0777 [pid 5306] mkdir("./8", 0777 [pid 5305] mkdir("./8", 0777 [pid 5304] mkdir("./8", 0777 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = 0 [pid 5307] <... umount2 resumed>) = 0 [pid 5303] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./8/file0", [pid 5307] lstat("./8/file0", [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./8/file0" [pid 5307] unlink("./8/file0" [pid 5305] <... mkdir resumed>) = 0 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 43 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5558 attached [pid 5558] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5558] chdir("./8") = 0 [pid 5558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5558] setpgid(0, 0 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 42 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 41 [pid 5558] <... setpgid resumed>) = 0 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 44 [pid 5558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5558] write(3, "1000", 4) = 4 [pid 5558] close(3) = 0 [pid 5558] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5559 attached ./strace-static-x86_64: Process 5560 attached [pid 5559] set_robust_list(0x555555f9d5e0, 24./strace-static-x86_64: Process 5561 attached [pid 5560] set_robust_list(0x555555f9d5e0, 24 [pid 5559] <... set_robust_list resumed>) = 0 [pid 5560] <... set_robust_list resumed>) = 0 [pid 5559] chdir("./8" [pid 5561] set_robust_list(0x555555f9d5e0, 24 [pid 5560] chdir("./8" [pid 5559] <... chdir resumed>) = 0 [pid 5561] <... set_robust_list resumed>) = 0 [pid 5560] <... chdir resumed>) = 0 [pid 5559] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5561] chdir("./8" [pid 5560] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5559] <... prctl resumed>) = 0 [pid 5561] <... chdir resumed>) = 0 [pid 5560] <... prctl resumed>) = 0 [pid 5559] setpgid(0, 0 [pid 5561] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5560] setpgid(0, 0 [pid 5559] <... setpgid resumed>) = 0 [pid 5561] <... prctl resumed>) = 0 [pid 5560] <... setpgid resumed>) = 0 [pid 5559] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5559] <... openat resumed>) = 3 [pid 5561] setpgid(0, 0 [pid 5560] <... openat resumed>) = 3 [pid 5559] write(3, "1000", 4 [pid 5561] <... setpgid resumed>) = 0 [pid 5560] write(3, "1000", 4 [pid 5559] <... write resumed>) = 4 [pid 5560] <... write resumed>) = 4 [pid 5559] close(3 [pid 5561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5560] close(3 [pid 5559] <... close resumed>) = 0 [pid 5561] <... openat resumed>) = 3 [pid 5560] <... close resumed>) = 0 [pid 5559] symlink("/dev/binderfs", "./binderfs" [pid 5561] write(3, "1000", 4 [pid 5560] symlink("/dev/binderfs", "./binderfs" [pid 5561] <... write resumed>) = 4 [pid 5561] close(3) = 0 [pid 5561] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5560] <... symlink resumed>) = 0 [pid 5559] <... symlink resumed>) = 0 [pid 5558] <... symlink resumed>) = 0 [pid 5560] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5558] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5561] <... futex resumed>) = 0 [pid 5560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5560] <... mmap resumed>) = 0x7f3a0081d000 [pid 5559] <... mmap resumed>) = 0x7f3a0081d000 [pid 5558] <... mmap resumed>) = 0x7f3a0081d000 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5561] <... mmap resumed>) = 0x7f3a0081d000 [pid 5560] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5559] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5558] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5307] lstat("./8/core", [pid 5303] lstat("./8/core", [pid 5561] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5560] <... mprotect resumed>) = 0 [pid 5559] <... mprotect resumed>) = 0 [pid 5558] <... mprotect resumed>) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5561] <... mprotect resumed>) = 0 [pid 5560] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5559] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5558] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5307] unlink("./8/core" [pid 5303] unlink("./8/core"./strace-static-x86_64: Process 5564 attached ./strace-static-x86_64: Process 5563 attached [pid 5561] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5560] <... clone resumed>, parent_tid=[43], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 43 [pid 5559] <... clone resumed>, parent_tid=[42], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 42 [pid 5558] <... clone resumed>, parent_tid=[44], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 44 [pid 5560] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... clone resumed>, parent_tid=[45], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 45 [pid 5560] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5558] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5559] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5558] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5561] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5565 attached [pid 5565] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5565] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5564] set_robust_list(0x7f3a0083d9e0, 24 [pid 5563] set_robust_list(0x7f3a0083d9e0, 24./strace-static-x86_64: Process 5566 attached [pid 5566] set_robust_list(0x7f3a0083d9e0, 24 [pid 5564] <... set_robust_list resumed>) = 0 [pid 5563] <... set_robust_list resumed>) = 0 [pid 5564] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5563] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5566] <... set_robust_list resumed>) = 0 [pid 5566] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5558] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... futex resumed>) = 0 [pid 5561] <... futex resumed>) = 0 [pid 5560] <... mmap resumed>) = 0x7f3a007fc000 [pid 5559] <... futex resumed>) = 0 [pid 5558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5560] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5558] <... mmap resumed>) = 0x7f3a007fc000 [pid 5561] <... mmap resumed>) = 0x7f3a007fc000 [pid 5560] <... mprotect resumed>) = 0 [pid 5559] <... mmap resumed>) = 0x7f3a007fc000 [pid 5558] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5561] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5560] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5559] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5558] <... mprotect resumed>) = 0 [pid 5561] <... mprotect resumed>) = 0 [pid 5559] <... mprotect resumed>) = 0 [pid 5558] clone(child_stack=0x7f3a0081c3f0, 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 5567 attached [pid 5561] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5560] <... clone resumed>, parent_tid=[44], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 44 [pid 5559] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5560] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... clone resumed>, parent_tid=[45], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 45 ./strace-static-x86_64: Process 5570 attached ./strace-static-x86_64: Process 5568 attached [pid 5561] <... clone resumed>, parent_tid=[46], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 46 [pid 5560] <... futex resumed>) = 0 [pid 5559] <... clone resumed>, parent_tid=[43], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 43 [pid 5558] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5559] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... futex resumed>) = 0 [pid 5561] <... futex resumed>) = 0 [pid 5559] <... futex resumed>) = 0 [pid 5558] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5561] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5559] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5567] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5567] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5567] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5560] <... futex resumed>) = 0 [pid 5567] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5560] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5569 attached [pid 5570] set_robust_list(0x7f3a0081c9e0, 24 [pid 5568] set_robust_list(0x7f3a0081c9e0, 24 [pid 5560] <... futex resumed>) = 0 [pid 5560] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5570] <... set_robust_list resumed>) = 0 [pid 5570] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5570] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] set_robust_list(0x7f3a0081c9e0, 24 [pid 5568] <... set_robust_list resumed>) = 0 [pid 5570] <... futex resumed>) = 1 [pid 5559] <... futex resumed>) = 0 [pid 5568] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5570] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5568] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5559] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5559] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5568] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5558] <... futex resumed>) = 0 [pid 5558] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5558] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5568] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5569] <... set_robust_list resumed>) = 0 [pid 5569] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5569] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5569] <... futex resumed>) = 1 [pid 5561] <... futex resumed>) = 0 [pid 5569] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5561] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5331] +++ killed by SIGSEGV (core dumped) +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=17} --- [pid 5565] <... openat resumed>) = 3 [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5566] <... openat resumed>) = 3 [pid 5565] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5564] <... openat resumed>) = 3 [pid 5565] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5563] <... openat resumed>) = 3 [pid 5566] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] getdents64(3, [pid 5303] getdents64(3, [pid 5563] <... futex resumed>) = 0 [pid 5566] <... futex resumed>) = 0 [pid 5564] <... futex resumed>) = 0 [pid 5566] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5563] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5560] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5559] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5559] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5558] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5558] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... futex resumed>) = 0 [pid 5558] <... futex resumed>) = 1 [pid 5565] mknod("./file0", 000 [pid 5558] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5564] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5564] mknod("./file0", 000 [pid 5563] mknod("./file0", 000 [pid 5307] close(3 [pid 5303] close(3 [pid 5307] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5307] rmdir("./8" [pid 5303] rmdir("./8" [pid 5561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5561] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] <... futex resumed>) = 0 [pid 5561] <... futex resumed>) = 1 [pid 5566] mknod("./file0", 000 [pid 5561] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5560] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5559] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5559] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5559] <... futex resumed>) = 0 [pid 5560] <... mmap resumed>) = 0x7f3a007db000 [pid 5559] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5559] <... mmap resumed>) = 0x7f3a007db000 [pid 5558] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5560] <... mprotect resumed>) = 0 [pid 5559] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5558] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5559] <... mprotect resumed>) = 0 [pid 5558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5571 attached [pid 5561] <... futex resumed>) = 0 [pid 5559] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5558] <... mmap resumed>) = 0x7f3a007db000 [pid 5561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5560] <... clone resumed>, parent_tid=[45], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 45 [pid 5560] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... mmap resumed>) = 0x7f3a007db000 [pid 5558] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5560] <... futex resumed>) = 0 [pid 5559] <... clone resumed>, parent_tid=[44], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 44 [pid 5558] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5572 attached [pid 5572] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5572] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5560] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5561] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5559] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5572] <... futex resumed>) = 0 [pid 5561] <... mprotect resumed>) = 0 [pid 5559] <... futex resumed>) = 1 [pid 5572] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5561] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5559] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5558] <... clone resumed>, parent_tid=[46], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 46 [pid 5572] <... mount resumed>) = 0 [pid 5572] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5572] <... futex resumed>) = 0 [pid 5559] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5572] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5561] <... clone resumed>, parent_tid=[47], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 47 [pid 5559] <... futex resumed>) = 0 [pid 5558] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5573 attached [pid 5571] set_robust_list(0x7f3a007fb9e0, 24 [pid 5566] <... mknod resumed>) = 0 [pid 5565] <... mknod resumed>) = 0 [pid 5564] <... mknod resumed>) = 0 [pid 5563] <... mknod resumed>) = 0 [pid 5561] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5559] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5558] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5307] <... rmdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 5574 attached [pid 5573] set_robust_list(0x7f3a007fb9e0, 24 [pid 5571] <... set_robust_list resumed>) = 0 [pid 5566] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5564] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5563] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... futex resumed>) = 0 [pid 5307] mkdir("./9", 0777 [pid 5303] mkdir("./9", 0777 [pid 5574] set_robust_list(0x7f3a007fb9e0, 24 [pid 5573] <... set_robust_list resumed>) = 0 [pid 5571] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5566] <... futex resumed>) = 0 [pid 5565] <... futex resumed>) = 0 [pid 5564] <... futex resumed>) = 0 [pid 5563] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5574] <... set_robust_list resumed>) = 0 [pid 5573] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5566] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5565] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5564] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5563] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5574] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5573] <... mount resumed>) = 0 [pid 5571] <... mount resumed>) = 0 [pid 5574] <... mount resumed>) = 0 [pid 5573] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5573] <... futex resumed>) = 1 [pid 5571] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... futex resumed>) = 0 [pid 5574] <... futex resumed>) = 1 [pid 5573] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5571] <... futex resumed>) = 1 [pid 5561] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = 0 [pid 5558] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5574] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5571] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5565] <... futex resumed>) = 0 [pid 5561] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5560] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... futex resumed>) = 1 [pid 5566] <... futex resumed>) = 0 [pid 5565] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5563] <... futex resumed>) = 0 [pid 5561] <... futex resumed>) = 1 [pid 5560] <... futex resumed>) = 1 [pid 5558] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5566] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5563] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5561] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5560] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5572] <... mount resumed>) = 0 [pid 5572] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5559] <... futex resumed>) = 0 [pid 5572] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5565] <... mount resumed>) = 0 [ 68.095902][ T5572] EXT4-fs: 3 callbacks suppressed [ 68.095918][ T5572] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 68.132271][ T5565] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5566] <... mount resumed>) = 0 [pid 5565] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5565] <... futex resumed>) = 1 [pid 5563] <... mount resumed>) = 0 [pid 5566] <... futex resumed>) = 1 [pid 5565] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5563] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5566] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5563] <... futex resumed>) = 1 [pid 5561] <... futex resumed>) = 0 [pid 5560] <... futex resumed>) = 0 [pid 5558] <... futex resumed>) = 0 [pid 5563] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5575 attached [pid 5575] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5577 attached ./strace-static-x86_64: Process 5576 attached [pid 5577] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5576] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5578 attached [pid 5578] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 68.140813][ T5566] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 68.148204][ T5563] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5307] <... mkdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5579 attached [pid 5579] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5579] chdir("./9") = 0 [pid 5579] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5580 attached ) = 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 44 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 44 [pid 5580] set_robust_list(0x555555f9d5e0, 24 [pid 5579] setpgid(0, 0 [pid 5580] <... set_robust_list resumed>) = 0 [pid 5579] <... setpgid resumed>) = 0 [pid 5580] chdir("./9" [pid 5579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5580] <... chdir resumed>) = 0 [pid 5579] <... openat resumed>) = 3 [pid 5580] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5579] write(3, "1000", 4 [pid 5580] <... prctl resumed>) = 0 [pid 5579] <... write resumed>) = 4 [pid 5580] setpgid(0, 0 [pid 5579] close(3 [pid 5580] <... setpgid resumed>) = 0 [pid 5579] <... close resumed>) = 0 [pid 5580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5579] symlink("/dev/binderfs", "./binderfs" [pid 5580] <... openat resumed>) = 3 [pid 5580] write(3, "1000", 4) = 4 [pid 5580] close(3) = 0 [pid 5580] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5579] <... symlink resumed>) = 0 [pid 5580] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5580] <... mmap resumed>) = 0x7f3a0081d000 [pid 5579] <... mmap resumed>) = 0x7f3a0081d000 [pid 5580] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5579] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5580] <... mprotect resumed>) = 0 [pid 5579] <... mprotect resumed>) = 0 [pid 5580] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5579] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5580] <... clone resumed>, parent_tid=[45], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 45 [pid 5579] <... clone resumed>, parent_tid=[45], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 45 [pid 5580] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... futex resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5580] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5581 attached ./strace-static-x86_64: Process 5582 attached [pid 5582] set_robust_list(0x7f3a0083d9e0, 24 [pid 5581] set_robust_list(0x7f3a0083d9e0, 24 [pid 5582] <... set_robust_list resumed>) = 0 [pid 5581] <... set_robust_list resumed>) = 0 [pid 5582] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5581] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5559] close(3) = 0 [pid 5559] close(4) = -1 EBADF (Bad file descriptor) [pid 5559] close(5) = -1 EBADF (Bad file descriptor) [pid 5559] close(6) = -1 EBADF (Bad file descriptor) [pid 5559] close(7) = -1 EBADF (Bad file descriptor) [pid 5559] close(8) = -1 EBADF (Bad file descriptor) [pid 5559] close(9) = -1 EBADF (Bad file descriptor) [pid 5559] close(10) = -1 EBADF (Bad file descriptor) [pid 5559] close(11) = -1 EBADF (Bad file descriptor) [pid 5559] close(12) = -1 EBADF (Bad file descriptor) [pid 5559] close(13) = -1 EBADF (Bad file descriptor) [pid 5559] close(14) = -1 EBADF (Bad file descriptor) [pid 5559] close(15) = -1 EBADF (Bad file descriptor) [pid 5559] close(16) = -1 EBADF (Bad file descriptor) [pid 5559] close(17) = -1 EBADF (Bad file descriptor) [pid 5559] close(18) = -1 EBADF (Bad file descriptor) [pid 5559] close(19) = -1 EBADF (Bad file descriptor) [pid 5559] close(20) = -1 EBADF (Bad file descriptor) [pid 5559] close(21) = -1 EBADF (Bad file descriptor) [pid 5559] close(22) = -1 EBADF (Bad file descriptor) [pid 5559] close(23) = -1 EBADF (Bad file descriptor) [pid 5559] close(24) = -1 EBADF (Bad file descriptor) [pid 5559] close(25) = -1 EBADF (Bad file descriptor) [pid 5559] close(26) = -1 EBADF (Bad file descriptor) [pid 5559] close(27) = -1 EBADF (Bad file descriptor) [pid 5559] close(28) = -1 EBADF (Bad file descriptor) [pid 5580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5561] close(3 [pid 5560] close(3 [pid 5559] close(29 [pid 5580] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... close resumed>) = 0 [pid 5560] <... close resumed>) = 0 [pid 5559] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5580] <... futex resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5561] close(4 [pid 5560] close(4 [pid 5559] exit_group(0 [pid 5580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5572] <... futex resumed>) = ? [pid 5570] <... clone3 resumed> ) = ? [pid 5564] <... futex resumed>) = ? [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5559] <... exit_group resumed>) = ? [pid 5580] <... mmap resumed>) = 0x7f3a007fc000 [pid 5579] <... mmap resumed>) = 0x7f3a007fc000 [pid 5572] +++ exited with 0 +++ [pid 5570] +++ exited with 0 +++ [pid 5564] +++ exited with 0 +++ [pid 5561] close(5 [pid 5560] close(5 [pid 5559] +++ exited with 0 +++ [pid 5580] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5579] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5580] <... mprotect resumed>) = 0 [pid 5579] <... mprotect resumed>) = 0 [pid 5561] close(6 [pid 5560] close(6 [pid 5580] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5579] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(7 [pid 5560] close(7 [pid 5308] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5580] <... clone resumed>, parent_tid=[46], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 46 [pid 5579] <... clone resumed>, parent_tid=[46], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 46 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5580] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] close(8 [pid 5560] close(8 [pid 5308] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5580] <... futex resumed>) = 0 [pid 5579] <... futex resumed>) = 0 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5583 attached [pid 5580] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5561] close(9 [pid 5560] close(9 [pid 5582] <... openat resumed>) = 3 [pid 5581] <... openat resumed>) = 3 [pid 5308] fstat(3, ./strace-static-x86_64: Process 5584 attached [pid 5583] set_robust_list(0x7f3a0081c9e0, 24 [pid 5582] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5581] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5584] set_robust_list(0x7f3a0081c9e0, 24 [pid 5583] <... set_robust_list resumed>) = 0 [pid 5582] <... futex resumed>) = 0 [pid 5581] <... futex resumed>) = 0 [pid 5561] close(10 [pid 5560] close(10 [pid 5308] getdents64(3, [pid 5584] <... set_robust_list resumed>) = 0 [pid 5583] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5582] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5581] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5584] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5561] close(11 [pid 5560] close(11 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(12 [pid 5560] close(12 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5561] close(13 [pid 5560] close(13 [pid 5308] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5561] close(14 [pid 5560] close(14 [pid 5308] lstat("./8/binderfs", [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5561] close(15 [pid 5560] close(15 [pid 5308] unlink("./8/binderfs" [pid 5580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5580] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5561] close(16 [pid 5560] close(16 [pid 5558] close(3 [pid 5581] <... futex resumed>) = 0 [pid 5580] <... futex resumed>) = 1 [pid 5579] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = 0 [pid 5582] <... futex resumed>) = 0 [pid 5581] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5580] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] <... futex resumed>) = 1 [pid 5561] close(17 [pid 5560] close(17 [pid 5558] close(4 [pid 5582] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5579] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(18 [pid 5560] close(18 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(19 [pid 5560] close(19 [pid 5558] close(5 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(20 [pid 5560] close(20 [pid 5558] close(6 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(21 [pid 5560] close(21 [pid 5558] close(7 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(22 [pid 5560] close(22 [pid 5558] close(8 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(23 [pid 5560] close(23 [pid 5558] close(9 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(24 [pid 5560] close(24 [pid 5558] close(10 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(25 [pid 5560] close(25 [pid 5558] close(11 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 68.485944][ T5583] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(26 [pid 5560] close(26 [pid 5558] close(12 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(27 [pid 5560] close(27 [pid 5558] close(13 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(28 [pid 5560] close(28 [pid 5558] close(14 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] close(29 [pid 5560] close(29 [pid 5558] close(15 [pid 5561] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5560] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5561] exit_group(0 [pid 5560] exit_group(0 [pid 5558] close(16 [pid 5574] <... futex resumed>) = ? [pid 5571] <... futex resumed>) = ? [pid 5569] <... clone3 resumed> ) = ? [pid 5567] <... clone3 resumed> ) = ? [pid 5566] <... futex resumed>) = ? [pid 5563] <... futex resumed>) = ? [pid 5561] <... exit_group resumed>) = ? [pid 5560] <... exit_group resumed>) = ? [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5574] +++ exited with 0 +++ [pid 5571] +++ exited with 0 +++ [pid 5569] +++ exited with 0 +++ [pid 5567] +++ exited with 0 +++ [pid 5566] +++ exited with 0 +++ [pid 5563] +++ exited with 0 +++ [pid 5561] +++ exited with 0 +++ [pid 5560] +++ exited with 0 +++ [pid 5558] close(17) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5558] close(18 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... restart_syscall resumed>) = 0 [pid 5304] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5558] close(19 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5580] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5558] close(20 [pid 5306] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... openat resumed>) = 3 [pid 5580] <... futex resumed>) = 0 [pid 5579] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] fstat(3, [pid 5580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5579] <... futex resumed>) = 0 [pid 5558] close(21 [pid 5306] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5580] <... mmap resumed>) = 0x7f3a007db000 [pid 5579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 5304] getdents64(3, [pid 5580] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5579] <... mmap resumed>) = 0x7f3a007db000 [pid 5558] close(22 [pid 5306] fstat(3, [pid 5580] <... mprotect resumed>) = 0 [pid 5579] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5580] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5579] <... mprotect resumed>) = 0 [pid 5558] close(23 [pid 5306] getdents64(3, [pid 5579] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5580] <... clone resumed>, parent_tid=[47], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 47 [pid 5558] close(24 [pid 5580] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... clone resumed>, parent_tid=[47], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 47 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5580] <... futex resumed>) = 0 [pid 5579] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5558] close(25 [pid 5580] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] <... futex resumed>) = 0 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5579] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5558] close(26) = -1 EBADF (Bad file descriptor) [pid 5558] close(27) = -1 EBADF (Bad file descriptor) [pid 5558] close(28) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5585 attached [pid 5558] close(29 [pid 5585] set_robust_list(0x7f3a007fb9e0, 24 [pid 5558] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5585] <... set_robust_list resumed>) = 0 [pid 5558] exit_group(0 [pid 5585] mknod("./file0", 000 [pid 5573] <... futex resumed>) = ? [pid 5568] <... clone3 resumed> ) = ? [pid 5565] <... futex resumed>) = ? [pid 5558] <... exit_group resumed>) = ? [pid 5573] +++ exited with 0 +++ [pid 5568] +++ exited with 0 +++ [pid 5565] +++ exited with 0 +++ [pid 5558] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- ./strace-static-x86_64: Process 5586 attached [pid 5305] umount2("./8", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] openat(AT_FDCWD, "./8", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5586] set_robust_list(0x7f3a007fb9e0, 24 [pid 5305] <... openat resumed>) = 3 [pid 5586] <... set_robust_list resumed>) = 0 [pid 5305] fstat(3, [pid 5586] mknod("./file0", 000 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5305] getdents64(3, [pid 5580] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5580] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5579] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5580] <... mmap resumed>) = 0x7f3a007ba000 [pid 5579] <... futex resumed>) = 0 [pid 5580] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5580] <... mprotect resumed>) = 0 [pid 5579] <... mmap resumed>) = 0x7f3a007ba000 [pid 5580] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5579] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5580] <... clone resumed>, parent_tid=[48], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 48 [pid 5579] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5580] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5579] <... clone resumed>, parent_tid=[48], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 48 [pid 5580] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5579] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5579] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5588 attached [pid 5588] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5588] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 5587 attached [pid 5588] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5579] <... futex resumed>) = 0 [pid 5588] <... futex resumed>) = 1 [pid 5579] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5588] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5579] <... futex resumed>) = 0 [pid 5579] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5588] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5588] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5587] set_robust_list(0x7f3a007da9e0, 24 [pid 5579] <... futex resumed>) = 0 [pid 5588] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5587] <... set_robust_list resumed>) = 0 [pid 5587] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = -1 ENOENT (No such file or directory) [pid 5587] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5580] <... futex resumed>) = 0 [pid 5587] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5580] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5580] <... futex resumed>) = 0 [pid 5587] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5580] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5587] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5587] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5580] <... futex resumed>) = 0 [pid 5587] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5583] <... ioctl resumed>) = 0 [pid 5583] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5583] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5589 attached [pid 5589] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5590 attached [pid 5590] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./8/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./8/binderfs", [pid 5305] lstat("./8/binderfs", [pid 5304] lstat("./8/binderfs", [pid 5584] <... ioctl resumed>) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5584] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] unlink("./8/binderfs" [pid 5305] unlink("./8/binderfs" [pid 5304] unlink("./8/binderfs" [pid 5585] <... mknod resumed>) = 0 [pid 5584] <... futex resumed>) = 0 [pid 5585] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5584] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5585] <... futex resumed>) = 0 [pid 5585] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5586] <... mknod resumed>) = 0 [pid 5586] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5586] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5330] +++ killed by SIGSEGV (core dumped) +++ [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5580] close(3 [pid 5306] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5580] <... close resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5580] close(4 [pid 5306] lstat("./8/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./8/hugetlb.1GB.usage_in_bytes", [pid 5304] lstat("./8/hugetlb.1GB.usage_in_bytes", [pid 5580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5580] close(5 [pid 5306] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5580] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5580] close(6) = -1 EBADF (Bad file descriptor) [pid 5580] close(7) = -1 EBADF (Bad file descriptor) [pid 5580] close(8) = -1 EBADF (Bad file descriptor) [pid 5580] close(9) = -1 EBADF (Bad file descriptor) [pid 5580] close(10) = -1 EBADF (Bad file descriptor) [pid 5580] close(11) = -1 EBADF (Bad file descriptor) [pid 5580] close(12) = -1 EBADF (Bad file descriptor) [pid 5580] close(13) = -1 EBADF (Bad file descriptor) [pid 5580] close(14) = -1 EBADF (Bad file descriptor) [pid 5580] close(15) = -1 EBADF (Bad file descriptor) [pid 5580] close(16) = -1 EBADF (Bad file descriptor) [pid 5580] close(17) = -1 EBADF (Bad file descriptor) [pid 5580] close(18) = -1 EBADF (Bad file descriptor) [pid 5580] close(19) = -1 EBADF (Bad file descriptor) [pid 5580] close(20) = -1 EBADF (Bad file descriptor) [pid 5580] close(21) = -1 EBADF (Bad file descriptor) [pid 5580] close(22) = -1 EBADF (Bad file descriptor) [pid 5580] close(23) = -1 EBADF (Bad file descriptor) [pid 5580] close(24) = -1 EBADF (Bad file descriptor) [pid 5580] close(25) = -1 EBADF (Bad file descriptor) [pid 5580] close(26) = -1 EBADF (Bad file descriptor) [pid 5580] close(27) = -1 EBADF (Bad file descriptor) [pid 5580] close(28) = -1 EBADF (Bad file descriptor) [pid 5580] close(29) = -1 EBADF (Bad file descriptor) [pid 5580] exit_group(0 [pid 5587] <... futex resumed>) = ? [pid 5585] <... futex resumed>) = ? [pid 5583] <... futex resumed>) = ? [pid 5581] <... clone3 resumed> ) = ? [pid 5580] <... exit_group resumed>) = ? [pid 5587] +++ exited with 0 +++ [pid 5585] +++ exited with 0 +++ [pid 5583] +++ exited with 0 +++ [pid 5581] +++ exited with 0 +++ [pid 5580] +++ exited with 0 +++ [pid 5579] close(3) = 0 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5579] close(4) = -1 EBADF (Bad file descriptor) [pid 5579] close(5) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5579] close(6 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5579] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5579] close(7 [pid 5303] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5579] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5579] close(8 [pid 5303] <... openat resumed>) = 3 [pid 5579] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] fstat(3, [pid 5579] close(9) = -1 EBADF (Bad file descriptor) [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5579] close(10) = -1 EBADF (Bad file descriptor) [pid 5303] getdents64(3, [pid 5579] close(11) = -1 EBADF (Bad file descriptor) [pid 5579] close(12) = -1 EBADF (Bad file descriptor) [pid 5579] close(13) = -1 EBADF (Bad file descriptor) [pid 5579] close(14) = -1 EBADF (Bad file descriptor) [pid 5579] close(15) = -1 EBADF (Bad file descriptor) [pid 5579] close(16) = -1 EBADF (Bad file descriptor) [pid 5579] close(17) = -1 EBADF (Bad file descriptor) [pid 5579] close(18) = -1 EBADF (Bad file descriptor) [pid 5579] close(19) = -1 EBADF (Bad file descriptor) [pid 5579] close(20) = -1 EBADF (Bad file descriptor) [pid 5579] close(21) = -1 EBADF (Bad file descriptor) [pid 5579] close(22) = -1 EBADF (Bad file descriptor) [pid 5579] close(23) = -1 EBADF (Bad file descriptor) [pid 5579] close(24) = -1 EBADF (Bad file descriptor) [pid 5579] close(25) = -1 EBADF (Bad file descriptor) [pid 5579] close(26) = -1 EBADF (Bad file descriptor) [pid 5579] close(27) = -1 EBADF (Bad file descriptor) [pid 5579] close(28) = -1 EBADF (Bad file descriptor) [pid 5579] close(29) = -1 EBADF (Bad file descriptor) [pid 5579] exit_group(0 [pid 5588] <... futex resumed>) = ? [pid 5586] <... futex resumed>) = ? [pid 5584] <... futex resumed>) = ? [pid 5582] <... clone3 resumed> ) = ? [pid 5579] <... exit_group resumed>) = ? [pid 5588] +++ exited with 0 +++ [pid 5586] +++ exited with 0 +++ [pid 5584] +++ exited with 0 +++ [pid 5582] +++ exited with 0 +++ [pid 5579] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=15} --- [pid 5307] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./9/binderfs", [pid 5308] <... unlink resumed>) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=14} --- [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./8/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] unlink("./9/binderfs" [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./8/hugetlb.1GB.usage_in_bytes", [pid 5307] lstat("./9/binderfs", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./8/hugetlb.1GB.usage_in_bytes" [pid 5307] unlink("./9/binderfs" [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5304] <... umount2 resumed>) = 0 [pid 5306] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./8/file0", [pid 5305] lstat("./8/file0", [pid 5304] lstat("./8/file0", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./8/file0" [pid 5305] unlink("./8/file0" [pid 5304] unlink("./8/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5308] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5307] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5308] <... umount2 resumed>) = 0 [pid 5308] umount2("./8/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./8/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./8/file0" [pid 5332] +++ killed by SIGSEGV (core dumped) +++ [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./9/file0", [pid 5307] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./9/file0" [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./9/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./9/file0" [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=19} --- [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./8/core", [pid 5305] lstat("./8/core", [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5304] lstat("./8/core", [pid 5306] unlink("./8/core" [pid 5305] unlink("./8/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=624, ...}) = 0 [pid 5333] +++ killed by SIGSEGV (core dumped) +++ [pid 5308] <... unlink resumed>) = 0 [pid 5304] unlink("./8/core" [pid 5308] umount2("./8/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./8/core", {st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5308] unlink("./8/core" [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=20} --- [pid 5305] getdents64(3, [pid 5304] getdents64(3, [pid 5303] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] getdents64(3, [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./9/core", {st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5303] unlink("./9/core" [pid 5308] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] close(3 [pid 5304] close(3 [pid 5308] close(3 [pid 5306] close(3 [pid 5305] <... close resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] rmdir("./8" [pid 5304] rmdir("./8" [pid 5308] rmdir("./8" [pid 5306] rmdir("./8" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./9/core", {st_mode=S_IFREG|0600, st_size=288, ...}) = 0 [pid 5307] unlink("./9/core" [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5306] mkdir("./9", 0777 [pid 5305] mkdir("./9", 0777 [pid 5304] mkdir("./9", 0777 [pid 5303] getdents64(3, [pid 5308] mkdir("./9", 0777 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./9" [pid 5307] <... unlink resumed>) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3) = 0 [pid 5307] rmdir("./9" [pid 5305] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] mkdir("./10", 0777 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 49 ./strace-static-x86_64: Process 5593 attached ./strace-static-x86_64: Process 5592 attached ./strace-static-x86_64: Process 5591 attached [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 46 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 47 ./strace-static-x86_64: Process 5594 attached [pid 5594] set_robust_list(0x555555f9d5e0, 24 [pid 5593] set_robust_list(0x555555f9d5e0, 24 [pid 5594] <... set_robust_list resumed>) = 0 [pid 5592] set_robust_list(0x555555f9d5e0, 24 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 48 [pid 5593] <... set_robust_list resumed>) = 0 [pid 5592] <... set_robust_list resumed>) = 0 [pid 5593] chdir("./9" [pid 5592] chdir("./9" [pid 5593] <... chdir resumed>) = 0 [pid 5594] chdir("./9") = 0 [pid 5594] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5592] <... chdir resumed>) = 0 [pid 5592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5593] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5594] <... prctl resumed>) = 0 [pid 5594] setpgid(0, 0 [pid 5592] <... prctl resumed>) = 0 [pid 5593] <... prctl resumed>) = 0 [pid 5592] setpgid(0, 0 [pid 5593] setpgid(0, 0 [pid 5591] set_robust_list(0x555555f9d5e0, 24 [pid 5594] <... setpgid resumed>) = 0 [pid 5594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5593] <... setpgid resumed>) = 0 [pid 5592] <... setpgid resumed>) = 0 [pid 5591] <... set_robust_list resumed>) = 0 [pid 5593] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5593] <... openat resumed>) = 3 [pid 5593] write(3, "1000", 4 [pid 5592] <... openat resumed>) = 3 [pid 5594] <... openat resumed>) = 3 [pid 5593] <... write resumed>) = 4 [pid 5592] write(3, "1000", 4 [pid 5591] chdir("./9" [pid 5593] close(3 [pid 5592] <... write resumed>) = 4 [pid 5593] <... close resumed>) = 0 [pid 5592] close(3 [pid 5591] <... chdir resumed>) = 0 [pid 5594] write(3, "1000", 4 [pid 5593] symlink("/dev/binderfs", "./binderfs" [pid 5592] <... close resumed>) = 0 [pid 5591] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5594] <... write resumed>) = 4 [pid 5592] symlink("/dev/binderfs", "./binderfs" [pid 5591] <... prctl resumed>) = 0 [pid 5594] close(3 [pid 5591] setpgid(0, 0 [pid 5594] <... close resumed>) = 0 [pid 5591] <... setpgid resumed>) = 0 [pid 5594] symlink("/dev/binderfs", "./binderfs" [pid 5591] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5591] write(3, "1000", 4) = 4 [pid 5591] close(3) = 0 [pid 5591] symlink("/dev/binderfs", "./binderfs" [pid 5334] +++ killed by SIGSEGV (core dumped) +++ [pid 5307] <... rmdir resumed>) = 0 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=5, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=15} --- [pid 5307] mkdir("./10", 0777 [pid 5594] <... symlink resumed>) = 0 [pid 5593] <... symlink resumed>) = 0 [pid 5592] <... symlink resumed>) = 0 [pid 5591] <... symlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5593] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5594] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... futex resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 50 [pid 5594] <... futex resumed>) = 0 [pid 5593] <... mmap resumed>) = 0x7f3a0081d000 [pid 5592] <... mmap resumed>) = 0x7f3a0081d000 [pid 5591] <... mmap resumed>) = 0x7f3a0081d000 [pid 5594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5593] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5592] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5591] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5594] <... mmap resumed>) = 0x7f3a0081d000 [pid 5593] <... mprotect resumed>) = 0 [pid 5592] <... mprotect resumed>) = 0 [pid 5591] <... mprotect resumed>) = 0 [pid 5594] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5593] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5592] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5591] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5594] <... mprotect resumed>) = 0 [pid 5594] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5593] <... clone resumed>, parent_tid=[47], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 47 [pid 5592] <... clone resumed>, parent_tid=[48], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 48 [pid 5591] <... clone resumed>, parent_tid=[50], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 50 [pid 5593] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... clone resumed>, parent_tid=[49], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 49 [pid 5593] <... futex resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5594] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5592] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5598 attached [pid 5594] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5597 attached [pid 5598] set_robust_list(0x7f3a0083d9e0, 24 [pid 5594] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5598] <... set_robust_list resumed>) = 0 [pid 5597] set_robust_list(0x7f3a0083d9e0, 24./strace-static-x86_64: Process 5596 attached [pid 5598] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5597] <... set_robust_list resumed>) = 0 [pid 5597] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5596] set_robust_list(0x7f3a0083d9e0, 24) = 0 ./strace-static-x86_64: Process 5595 attached [pid 5596] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5599 attached [pid 5595] set_robust_list(0x555555f9d5e0, 24 [pid 5599] set_robust_list(0x7f3a0083d9e0, 24 [pid 5595] <... set_robust_list resumed>) = 0 [pid 5599] <... set_robust_list resumed>) = 0 [pid 5595] chdir("./10") = 0 [pid 5599] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5595] setpgid(0, 0) = 0 [pid 5595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5595] write(3, "1000", 4) = 4 [pid 5595] close(3) = 0 [pid 5595] symlink("/dev/binderfs", "./binderfs" [pid 5594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5593] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5307] <... mkdir resumed>) = 0 [pid 5593] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... futex resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5594] <... futex resumed>) = 0 [pid 5593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5593] <... mmap resumed>) = 0x7f3a007fc000 [pid 5592] <... mmap resumed>) = 0x7f3a007fc000 [pid 5591] <... mmap resumed>) = 0x7f3a007fc000 [pid 5593] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5592] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5591] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5594] <... mmap resumed>) = 0x7f3a007fc000 [pid 5593] <... mprotect resumed>) = 0 [pid 5592] <... mprotect resumed>) = 0 [pid 5591] <... mprotect resumed>) = 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 50 [pid 5594] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5593] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5592] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5591] clone(child_stack=0x7f3a0081c3f0, 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 5602 attached [pid 5594] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5600 attached [pid 5602] set_robust_list(0x7f3a0081c9e0, 24 [pid 5594] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5593] <... clone resumed>, parent_tid=[48], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 48 [pid 5592] <... clone resumed>, parent_tid=[49], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 49 [pid 5591] <... clone resumed>, parent_tid=[51], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 51 [pid 5600] set_robust_list(0x555555f9d5e0, 24 [pid 5593] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] <... set_robust_list resumed>) = 0 [pid 5594] <... clone resumed>, parent_tid=[50], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 50 [pid 5593] <... futex resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5604 attached ./strace-static-x86_64: Process 5603 attached ./strace-static-x86_64: Process 5601 attached [pid 5602] <... set_robust_list resumed>) = 0 [pid 5600] chdir("./10" [pid 5594] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5592] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5603] set_robust_list(0x7f3a0081c9e0, 24 [pid 5602] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5601] set_robust_list(0x7f3a0081c9e0, 24 [pid 5600] <... chdir resumed>) = 0 [pid 5594] <... futex resumed>) = 0 [pid 5603] <... set_robust_list resumed>) = 0 [pid 5601] <... set_robust_list resumed>) = 0 [pid 5600] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5603] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5601] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5600] <... prctl resumed>) = 0 [pid 5594] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5602] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5604] set_robust_list(0x7f3a0081c9e0, 24 [pid 5603] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5602] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5601] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5600] setpgid(0, 0 [pid 5603] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5602] <... futex resumed>) = 1 [pid 5601] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] <... setpgid resumed>) = 0 [pid 5592] <... futex resumed>) = 0 [pid 5604] <... set_robust_list resumed>) = 0 [pid 5603] <... futex resumed>) = 1 [pid 5602] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5601] <... futex resumed>) = 1 [pid 5600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5593] <... futex resumed>) = 0 [pid 5592] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] <... futex resumed>) = 0 [pid 5604] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5603] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5602] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5601] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] <... openat resumed>) = 3 [pid 5593] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] <... futex resumed>) = 0 [pid 5591] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5602] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5600] write(3, "1000", 4 [pid 5593] <... futex resumed>) = 0 [pid 5592] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] <... futex resumed>) = 0 [pid 5604] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5603] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5601] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5600] <... write resumed>) = 4 [pid 5593] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5604] <... futex resumed>) = 1 [pid 5600] close(3 [pid 5599] <... openat resumed>) = 3 [pid 5598] <... openat resumed>) = 3 [pid 5597] <... openat resumed>) = 3 [pid 5596] <... openat resumed>) = 3 [pid 5595] <... symlink resumed>) = 0 [pid 5594] <... futex resumed>) = 0 [pid 5604] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] <... close resumed>) = 0 [pid 5599] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5598] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] symlink("/dev/binderfs", "./binderfs" [pid 5599] <... futex resumed>) = 0 [pid 5598] <... futex resumed>) = 0 [pid 5597] <... futex resumed>) = 0 [pid 5596] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = 0 [pid 5594] <... futex resumed>) = 0 [pid 5599] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5598] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5596] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5594] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5595] <... mmap resumed>) = 0x7f3a0081d000 [pid 5595] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5595] <... mprotect resumed>) = 0 [pid 5592] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] <... futex resumed>) = 0 [pid 5595] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5592] <... futex resumed>) = 1 [pid 5597] mknod("./file0", 000 [pid 5592] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5605 attached [pid 5595] <... clone resumed>, parent_tid=[51], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 51 [pid 5605] set_robust_list(0x7f3a0083d9e0, 24 [pid 5595] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5605] <... set_robust_list resumed>) = 0 [pid 5605] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5595] <... futex resumed>) = 0 [pid 5595] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5593] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5593] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5598] <... futex resumed>) = 0 [pid 5596] <... futex resumed>) = 0 [pid 5593] <... futex resumed>) = 1 [pid 5591] <... futex resumed>) = 1 [pid 5598] mknod("./file0", 000 [pid 5596] mknod("./file0", 000 [pid 5593] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5594] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... futex resumed>) = 0 [pid 5594] <... futex resumed>) = 1 [pid 5604] mknod("./file0", 000 [pid 5594] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5592] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5592] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 ./strace-static-x86_64: Process 5606 attached [pid 5595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5592] clone(child_stack=0x7f3a007fb3f0, 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 5607 attached [pid 5606] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5595] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5607] set_robust_list(0x7f3a007fb9e0, 24 [pid 5595] <... futex resumed>) = 0 [pid 5592] <... clone resumed>, parent_tid=[51], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 51 [pid 5607] <... set_robust_list resumed>) = 0 [pid 5595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5592] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5607] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5595] <... mmap resumed>) = 0x7f3a007fc000 [pid 5592] <... futex resumed>) = 0 [pid 5607] <... mount resumed>) = 0 [pid 5595] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5592] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5607] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] <... mprotect resumed>) = 0 [pid 5592] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5607] <... futex resumed>) = 0 [pid 5595] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5593] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5592] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5608 attached [pid 5607] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5593] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5592] <... futex resumed>) = 0 [pid 5591] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] set_robust_list(0x7f3a0081c9e0, 24 [pid 5595] <... clone resumed>, parent_tid=[52], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 52 [pid 5594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5593] <... futex resumed>) = 0 [pid 5592] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] <... futex resumed>) = 0 [pid 5608] <... set_robust_list resumed>) = 0 [pid 5595] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5591] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5608] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5595] <... futex resumed>) = 0 [pid 5593] <... mmap resumed>) = 0x7f3a007db000 [pid 5591] <... mmap resumed>) = 0x7f3a007db000 [pid 5595] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5593] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5591] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5593] <... mprotect resumed>) = 0 [pid 5591] <... mprotect resumed>) = 0 [pid 5593] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5591] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5593] <... clone resumed>, parent_tid=[49], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 49 [pid 5591] <... clone resumed>, parent_tid=[52], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 52 [pid 5593] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [pid 5593] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5591] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5611 attached [pid 5611] set_robust_list(0x7f3a007fb9e0, 24 [pid 5594] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5610 attached [pid 5611] <... set_robust_list resumed>) = 0 [pid 5608] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5605] <... openat resumed>) = 3 [pid 5600] <... symlink resumed>) = 0 [pid 5597] <... mknod resumed>) = 0 [pid 5611] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5610] set_robust_list(0x7f3a007fb9e0, 24 [pid 5605] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5597] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5611] <... mount resumed>) = 0 [pid 5610] <... set_robust_list resumed>) = 0 [pid 5605] <... futex resumed>) = 0 [pid 5604] <... mknod resumed>) = 0 [pid 5600] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5598] <... mknod resumed>) = 0 [pid 5597] <... futex resumed>) = 0 [pid 5596] <... mknod resumed>) = 0 [pid 5594] <... mmap resumed>) = 0x7f3a007db000 [pid 5608] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5611] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5605] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5597] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5611] <... futex resumed>) = 1 [pid 5610] <... mount resumed>) = 0 [pid 5608] <... futex resumed>) = 1 [pid 5604] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] <... futex resumed>) = 0 [pid 5598] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5596] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] <... futex resumed>) = 0 [pid 5594] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5591] <... futex resumed>) = 0 [pid 5611] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5610] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5604] <... futex resumed>) = 0 [pid 5600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5598] <... futex resumed>) = 0 [pid 5596] <... futex resumed>) = 0 [pid 5595] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5594] <... mprotect resumed>) = 0 [pid 5592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5591] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5610] <... futex resumed>) = 1 [pid 5605] <... futex resumed>) = 0 [pid 5604] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] <... mmap resumed>) = 0x7f3a0081d000 [pid 5598] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5596] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... futex resumed>) = 1 [pid 5594] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5593] <... futex resumed>) = 0 [pid 5591] <... futex resumed>) = 0 [ 68.487405][ T5584] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 70.211771][ T5607] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5610] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5605] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5600] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5595] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5593] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5591] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5600] <... mprotect resumed>) = 0 [pid 5596] <... futex resumed>) = 0 [pid 5594] <... clone resumed>, parent_tid=[51], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 51 [pid 5593] <... futex resumed>) = 1 [pid 5600] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5596] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5594] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5593] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5612 attached [pid 5594] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5613 attached [pid 5612] set_robust_list(0x7f3a007fb9e0, 24 [pid 5607] <... mount resumed>) = 0 [pid 5600] <... clone resumed>, parent_tid=[51], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 51 [pid 5598] <... mount resumed>) = 0 [pid 5594] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5613] set_robust_list(0x7f3a0083d9e0, 24 [pid 5607] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5598] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5616 attached ./strace-static-x86_64: Process 5615 attached [pid 5613] <... set_robust_list resumed>) = 0 [pid 5612] <... set_robust_list resumed>) = 0 [pid 5607] <... futex resumed>) = 0 [pid 5600] <... futex resumed>) = 0 [pid 5598] <... futex resumed>) = 1 [pid 5596] <... mount resumed>) = 0 [pid 5591] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5614 attached [pid 5616] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5615] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5613] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5612] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5607] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5598] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5596] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5614] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5596] <... futex resumed>) = 1 [pid 5593] <... futex resumed>) = 0 [pid 5596] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5595] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = 1 [pid 5608] mknod("./file0", 000 [ 70.283774][ T5598] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 70.299554][ T5596] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5595] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5594] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... futex resumed>) = 0 [pid 5594] <... futex resumed>) = 1 [pid 5604] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5594] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5600] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5600] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5600] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[52], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 52 [pid 5600] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5600] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5617 attached [pid 5617] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5617] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5617] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5600] <... futex resumed>) = 0 [pid 5617] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5600] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5613] <... openat resumed>) = 3 [pid 5612] <... mount resumed>) = 0 [pid 5608] <... mknod resumed>) = 0 [pid 5600] <... futex resumed>) = 0 [pid 5595] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5594] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5613] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5604] <... mount resumed>) = 0 [pid 5600] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5613] <... futex resumed>) = 0 [pid 5604] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5613] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5604] <... futex resumed>) = 0 [pid 5604] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5612] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5612] <... futex resumed>) = 0 [pid 5595] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5608] <... futex resumed>) = 0 [pid 5612] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5608] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5595] <... futex resumed>) = 0 [pid 5608] <... mount resumed>) = 0 [pid 5595] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5608] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5608] <... futex resumed>) = 0 [pid 5608] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5595] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5595] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5608] <... mount resumed>) = 0 [pid 5608] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5595] <... futex resumed>) = 0 [pid 5608] <... futex resumed>) = 1 [pid 5608] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5600] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5613] <... futex resumed>) = 0 [pid 5600] <... futex resumed>) = 1 [pid 5613] mknod("./file0", 000 [pid 5600] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5618 attached [pid 5618] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 70.391952][ T5604] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 70.425169][ T5608] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5600] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5600] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5600] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5613] <... mknod resumed>) = 0 [pid 5600] <... mmap resumed>) = 0x7f3a007db000 [pid 5613] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5600] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5613] <... futex resumed>) = 0 [pid 5600] <... mprotect resumed>) = 0 [pid 5613] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[53], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 53 ./strace-static-x86_64: Process 5619 attached [pid 5600] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5619] set_robust_list(0x7f3a007fb9e0, 24 [pid 5600] <... futex resumed>) = 0 [pid 5600] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5619] <... set_robust_list resumed>) = 0 [pid 5619] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5619] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5600] <... futex resumed>) = 0 [pid 5619] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5600] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5613] <... futex resumed>) = 0 [pid 5600] <... futex resumed>) = 1 [pid 5613] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5600] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5613] <... mount resumed>) = 0 [pid 5613] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5600] <... futex resumed>) = 0 [pid 5613] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5620 attached [pid 5620] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 70.567058][ T5613] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5591] close(3) = 0 [pid 5591] close(4) = -1 EBADF (Bad file descriptor) [pid 5591] close(5) = -1 EBADF (Bad file descriptor) [pid 5591] close(6) = -1 EBADF (Bad file descriptor) [pid 5591] close(7) = -1 EBADF (Bad file descriptor) [pid 5591] close(8) = -1 EBADF (Bad file descriptor) [pid 5591] close(9) = -1 EBADF (Bad file descriptor) [pid 5591] close(10) = -1 EBADF (Bad file descriptor) [pid 5591] close(11) = -1 EBADF (Bad file descriptor) [pid 5591] close(12) = -1 EBADF (Bad file descriptor) [pid 5591] close(13) = -1 EBADF (Bad file descriptor) [pid 5591] close(14) = -1 EBADF (Bad file descriptor) [pid 5591] close(15) = -1 EBADF (Bad file descriptor) [pid 5591] close(16) = -1 EBADF (Bad file descriptor) [pid 5591] close(17) = -1 EBADF (Bad file descriptor) [pid 5591] close(18) = -1 EBADF (Bad file descriptor) [pid 5591] close(19) = -1 EBADF (Bad file descriptor) [pid 5591] close(20) = -1 EBADF (Bad file descriptor) [pid 5591] close(21) = -1 EBADF (Bad file descriptor) [pid 5591] close(22) = -1 EBADF (Bad file descriptor) [pid 5591] close(23) = -1 EBADF (Bad file descriptor) [pid 5591] close(24) = -1 EBADF (Bad file descriptor) [pid 5591] close(25) = -1 EBADF (Bad file descriptor) [pid 5591] close(26) = -1 EBADF (Bad file descriptor) [pid 5591] close(27) = -1 EBADF (Bad file descriptor) [pid 5591] close(28) = -1 EBADF (Bad file descriptor) [pid 5591] close(29) = -1 EBADF (Bad file descriptor) [pid 5591] exit_group(0 [pid 5611] <... futex resumed>) = ? [pid 5603] <... clone3 resumed> ) = ? [pid 5598] <... futex resumed>) = ? [pid 5591] <... exit_group resumed>) = ? [pid 5611] +++ exited with 0 +++ [pid 5603] +++ exited with 0 +++ [pid 5598] +++ exited with 0 +++ [pid 5591] +++ exited with 0 +++ [pid 5592] close(3 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5592] <... close resumed>) = 0 [pid 5592] close(4) = -1 EBADF (Bad file descriptor) [pid 5592] close(5) = -1 EBADF (Bad file descriptor) [pid 5304] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5592] close(6 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] close(7 [pid 5304] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(3 [pid 5592] close(8 [pid 5304] <... openat resumed>) = 3 [pid 5593] <... close resumed>) = 0 [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] fstat(3, [pid 5593] close(4 [pid 5592] close(9 [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] getdents64(3, [pid 5593] close(5 [pid 5592] close(10 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5593] close(6 [pid 5592] close(11 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5593] close(7 [pid 5592] close(12 [pid 5304] lstat("./9/binderfs", [pid 5594] close(3 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5594] <... close resumed>) = 0 [pid 5593] close(8 [pid 5592] close(13 [pid 5304] unlink("./9/binderfs" [pid 5594] close(4 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(9 [pid 5592] close(14 [pid 5594] close(5 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(10 [pid 5592] close(15 [pid 5594] close(6 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(11 [pid 5592] close(16 [pid 5594] close(7 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(12 [pid 5592] close(17 [pid 5594] close(8 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(13 [pid 5592] close(18 [pid 5594] close(9 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(14 [pid 5592] close(19 [pid 5594] close(10 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(15 [pid 5592] close(20 [pid 5594] close(11 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(16 [pid 5592] close(21 [pid 5594] close(12 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(17 [pid 5592] close(22 [pid 5594] close(13 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(18 [pid 5592] close(23 [pid 5594] close(14 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(19 [pid 5592] close(24 [pid 5594] close(15 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(20 [pid 5592] close(25 [pid 5594] close(16 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(21 [pid 5592] close(26 [pid 5594] close(17 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(22 [pid 5592] close(27 [pid 5594] close(18 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(23 [pid 5592] close(28 [pid 5594] close(19 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(24 [pid 5592] close(29 [pid 5594] close(20 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(25 [pid 5592] exit_group(0 [pid 5607] <... futex resumed>) = ? [pid 5602] <... clone3 resumed> ) = ? [pid 5597] <... futex resumed>) = ? [pid 5594] close(21 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5592] <... exit_group resumed>) = ? [pid 5607] +++ exited with 0 +++ [pid 5602] +++ exited with 0 +++ [pid 5597] +++ exited with 0 +++ [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(26 [pid 5594] close(22) = -1 EBADF (Bad file descriptor) [pid 5594] close(23) = -1 EBADF (Bad file descriptor) [pid 5592] +++ exited with 0 +++ [pid 5594] close(24 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(27 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5594] close(25 [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] close(28 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5594] close(26) = -1 EBADF (Bad file descriptor) [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5594] close(27 [pid 5593] close(29 [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 5594] close(28 [pid 5593] exit_group(0 [pid 5306] fstat(3, [pid 5610] <... futex resumed>) = ? [pid 5601] <... clone3 resumed> ) = ? [pid 5596] <... futex resumed>) = ? [pid 5594] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5593] <... exit_group resumed>) = ? [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5610] +++ exited with 0 +++ [pid 5601] +++ exited with 0 +++ [pid 5596] +++ exited with 0 +++ [pid 5594] close(29) = -1 EBADF (Bad file descriptor) [pid 5594] exit_group(0 [pid 5612] <... futex resumed>) = ? [pid 5604] <... futex resumed>) = ? [pid 5599] <... clone3 resumed> ) = ? [pid 5594] <... exit_group resumed>) = ? [pid 5593] +++ exited with 0 +++ [pid 5306] getdents64(3, [pid 5612] +++ exited with 0 +++ [pid 5604] +++ exited with 0 +++ [pid 5599] +++ exited with 0 +++ [pid 5594] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./9/binderfs", [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] unlink("./9/binderfs" [pid 5305] <... openat resumed>) = 3 [pid 5305] fstat(3, [pid 5308] umount2("./9", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] getdents64(3, [pid 5308] openat(AT_FDCWD, "./9", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] <... openat resumed>) = 3 [pid 5305] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] fstat(3, [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5305] lstat("./9/binderfs", [pid 5308] getdents64(3, [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] unlink("./9/binderfs" [pid 5308] umount2("./9/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./9/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./9/binderfs" [pid 5595] close(3) = 0 [pid 5595] close(4) = -1 EBADF (Bad file descriptor) [pid 5595] close(5) = -1 EBADF (Bad file descriptor) [pid 5595] close(6) = -1 EBADF (Bad file descriptor) [pid 5595] close(7) = -1 EBADF (Bad file descriptor) [pid 5595] close(8) = -1 EBADF (Bad file descriptor) [pid 5595] close(9) = -1 EBADF (Bad file descriptor) [pid 5595] close(10) = -1 EBADF (Bad file descriptor) [pid 5595] close(11) = -1 EBADF (Bad file descriptor) [pid 5595] close(12) = -1 EBADF (Bad file descriptor) [pid 5595] close(13) = -1 EBADF (Bad file descriptor) [pid 5595] close(14) = -1 EBADF (Bad file descriptor) [pid 5595] close(15) = -1 EBADF (Bad file descriptor) [pid 5595] close(16) = -1 EBADF (Bad file descriptor) [pid 5595] close(17) = -1 EBADF (Bad file descriptor) [pid 5595] close(18) = -1 EBADF (Bad file descriptor) [pid 5595] close(19) = -1 EBADF (Bad file descriptor) [pid 5595] close(20) = -1 EBADF (Bad file descriptor) [pid 5595] close(21) = -1 EBADF (Bad file descriptor) [pid 5595] close(22) = -1 EBADF (Bad file descriptor) [pid 5595] close(23) = -1 EBADF (Bad file descriptor) [pid 5595] close(24) = -1 EBADF (Bad file descriptor) [pid 5595] close(25) = -1 EBADF (Bad file descriptor) [pid 5595] close(26) = -1 EBADF (Bad file descriptor) [pid 5595] close(27) = -1 EBADF (Bad file descriptor) [pid 5595] close(28) = -1 EBADF (Bad file descriptor) [pid 5595] close(29) = -1 EBADF (Bad file descriptor) [pid 5595] exit_group(0 [pid 5608] <... futex resumed>) = ? [pid 5605] <... clone3 resumed> ) = ? [pid 5595] <... exit_group resumed>) = ? [pid 5608] +++ exited with 0 +++ [pid 5605] +++ exited with 0 +++ [pid 5595] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 5303] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./10/binderfs" [pid 5600] close(3) = 0 [pid 5600] close(4) = -1 EBADF (Bad file descriptor) [pid 5600] close(5) = -1 EBADF (Bad file descriptor) [pid 5600] close(6) = -1 EBADF (Bad file descriptor) [pid 5600] close(7) = -1 EBADF (Bad file descriptor) [pid 5600] close(8) = -1 EBADF (Bad file descriptor) [pid 5600] close(9) = -1 EBADF (Bad file descriptor) [pid 5600] close(10) = -1 EBADF (Bad file descriptor) [pid 5600] close(11) = -1 EBADF (Bad file descriptor) [pid 5600] close(12) = -1 EBADF (Bad file descriptor) [pid 5600] close(13) = -1 EBADF (Bad file descriptor) [pid 5600] close(14) = -1 EBADF (Bad file descriptor) [pid 5600] close(15) = -1 EBADF (Bad file descriptor) [pid 5600] close(16) = -1 EBADF (Bad file descriptor) [pid 5600] close(17) = -1 EBADF (Bad file descriptor) [pid 5600] close(18) = -1 EBADF (Bad file descriptor) [pid 5600] close(19) = -1 EBADF (Bad file descriptor) [pid 5600] close(20) = -1 EBADF (Bad file descriptor) [pid 5600] close(21) = -1 EBADF (Bad file descriptor) [pid 5600] close(22) = -1 EBADF (Bad file descriptor) [pid 5600] close(23) = -1 EBADF (Bad file descriptor) [pid 5600] close(24) = -1 EBADF (Bad file descriptor) [pid 5600] close(25) = -1 EBADF (Bad file descriptor) [pid 5600] close(26) = -1 EBADF (Bad file descriptor) [pid 5600] close(27) = -1 EBADF (Bad file descriptor) [pid 5600] close(28) = -1 EBADF (Bad file descriptor) [pid 5600] close(29) = -1 EBADF (Bad file descriptor) [pid 5600] exit_group(0 [pid 5619] <... futex resumed>) = ? [pid 5617] <... clone3 resumed> ) = ? [pid 5613] <... futex resumed>) = ? [pid 5600] <... exit_group resumed>) = ? [pid 5619] +++ exited with 0 +++ [pid 5617] +++ exited with 0 +++ [pid 5613] +++ exited with 0 +++ [pid 5600] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5307] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./10/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5304] umount2("./9/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5305] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5304] lstat("./9/hugetlb.1GB.usage_in_bytes", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./9/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./10/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./10/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./9/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./9/file0" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5303] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./10/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./10/file0" [pid 5304] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = 0 [pid 5304] <... umount2 resumed>) = 0 [pid 5306] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = 0 [pid 5308] umount2("./9/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./9/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./9/file0" [pid 5306] lstat("./9/file0", [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] lstat("./9/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./9/file0" [pid 5304] unlink("./9/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5307] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./10/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./10/file0" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./9/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] unlink("./9/core" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./10/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] unlink("./10/core" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./9/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] getdents64(3, [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./9/core", [pid 5304] lstat("./9/core", [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] unlink("./9/core" [pid 5304] unlink("./9/core" [pid 5308] lstat("./9/core", {st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5308] unlink("./9/core" [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] close(3) = 0 [pid 5305] rmdir("./9" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] getdents64(3, [pid 5307] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./10/core", {st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5307] unlink("./10/core" [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./10" [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] getdents64(3, [pid 5305] mkdir("./10", 0777 [pid 5304] getdents64(3, [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3 [pid 5304] close(3 [pid 5306] <... close resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5306] rmdir("./9" [pid 5304] rmdir("./9" [pid 5308] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3) = 0 [pid 5308] rmdir("./9" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5307] getdents64(3, [pid 5306] mkdir("./10", 0777 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] mkdir("./10", 0777 [pid 5303] mkdir("./11", 0777./strace-static-x86_64: Process 5621 attached [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 53 [pid 5621] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5621] chdir("./10") = 0 [pid 5621] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5621] setpgid(0, 0) = 0 [pid 5621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5621] write(3, "1000", 4) = 4 [pid 5621] close(3) = 0 [pid 5621] symlink("/dev/binderfs", "./binderfs" [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3) = 0 [pid 5307] rmdir("./10" [pid 5308] <... rmdir resumed>) = 0 [pid 5308] mkdir("./10", 0777 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5621] <... symlink resumed>) = 0 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5621] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5622 attached [pid 5622] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5622] chdir("./10") = 0 [pid 5622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5622] setpgid(0, 0) = 0 [pid 5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5622] write(3, "1000", 4) = 4 [pid 5622] close(3) = 0 [pid 5622] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5623 attached [pid 5623] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5623] chdir("./10") = 0 [pid 5623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5623] setpgid(0, 0) = 0 [pid 5623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5621] <... futex resumed>) = 0 [pid 5307] mkdir("./11", 0777 [pid 5623] <... openat resumed>) = 3 [pid 5623] write(3, "1000", 4) = 4 [pid 5623] close(3) = 0 [pid 5623] symlink("/dev/binderfs", "./binderfs" [pid 5621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 52 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 54 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 54 [pid 5621] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5621] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[54], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 54 ./strace-static-x86_64: Process 5625 attached [pid 5625] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5625] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5625] <... futex resumed>) = 0 [pid 5625] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5621] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5624 attached [pid 5624] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5624] chdir("./11") = 0 [pid 5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5624] setpgid(0, 0) = 0 [pid 5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5624] write(3, "1000", 4) = 4 [pid 5624] close(3) = 0 [pid 5624] symlink("/dev/binderfs", "./binderfs" [pid 5621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] <... mkdir resumed>) = 0 [pid 5621] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5621] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5621] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[55], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 55 [pid 5621] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 51 [pid 5621] <... futex resumed>) = 0 [pid 5621] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5626 attached [pid 5626] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5626] chdir("./10") = 0 ./strace-static-x86_64: Process 5627 attached [pid 5626] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5627] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5626] <... prctl resumed>) = 0 [pid 5627] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5626] setpgid(0, 0 [pid 5627] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... setpgid resumed>) = 0 [pid 5627] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5627] <... futex resumed>) = 1 [pid 5626] <... openat resumed>) = 3 [pid 5621] <... futex resumed>) = 0 [pid 5627] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] write(3, "1000", 4 [pid 5621] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5626] <... write resumed>) = 4 [pid 5621] <... futex resumed>) = 0 [pid 5627] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5626] close(3 [pid 5621] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5626] <... close resumed>) = 0 [pid 5626] symlink("/dev/binderfs", "./binderfs" [pid 5625] <... openat resumed>) = 3 [pid 5624] <... symlink resumed>) = 0 [pid 5623] <... symlink resumed>) = 0 [pid 5622] <... symlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5625] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5625] <... futex resumed>) = 0 [pid 5624] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = 0 [pid 5625] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 55 ./strace-static-x86_64: Process 5628 attached [pid 5624] <... mmap resumed>) = 0x7f3a0081d000 [pid 5623] <... mmap resumed>) = 0x7f3a0081d000 [pid 5622] <... mmap resumed>) = 0x7f3a0081d000 [pid 5628] set_robust_list(0x555555f9d5e0, 24 [pid 5624] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5623] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5622] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5628] <... set_robust_list resumed>) = 0 [pid 5624] <... mprotect resumed>) = 0 [pid 5623] <... mprotect resumed>) = 0 [pid 5622] <... mprotect resumed>) = 0 [pid 5628] chdir("./11" [pid 5624] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5623] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5622] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5628] <... chdir resumed>) = 0 [pid 5628] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5624] <... clone resumed>, parent_tid=[55], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 55 [pid 5628] <... prctl resumed>) = 0 [pid 5624] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] <... clone resumed>, parent_tid=[55], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 55 [pid 5622] <... clone resumed>, parent_tid=[53], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 53 ./strace-static-x86_64: Process 5630 attached ./strace-static-x86_64: Process 5629 attached [pid 5628] setpgid(0, 0 [pid 5624] <... futex resumed>) = 0 [pid 5623] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5631 attached [pid 5630] set_robust_list(0x7f3a0083d9e0, 24 [pid 5629] set_robust_list(0x7f3a0083d9e0, 24 [pid 5628] <... setpgid resumed>) = 0 [pid 5624] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = 0 [pid 5631] set_robust_list(0x7f3a0083d9e0, 24 [pid 5630] <... set_robust_list resumed>) = 0 [pid 5629] <... set_robust_list resumed>) = 0 [pid 5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5623] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] <... set_robust_list resumed>) = 0 [pid 5630] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5629] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5628] <... openat resumed>) = 3 [pid 5631] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5628] write(3, "1000", 4) = 4 [pid 5628] close(3) = 0 [pid 5628] symlink("/dev/binderfs", "./binderfs" [pid 5621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5621] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] <... futex resumed>) = 0 [pid 5621] <... futex resumed>) = 1 [pid 5625] mknod("./file0", 000 [pid 5621] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5632 attached [pid 5632] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5624] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5624] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5624] <... mprotect resumed>) = 0 [pid 5623] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5633 attached [pid 5623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5633] set_robust_list(0x7f3a0081c9e0, 24 [pid 5624] <... clone resumed>, parent_tid=[56], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 56 [pid 5623] <... mmap resumed>) = 0x7f3a007fc000 [pid 5633] <... set_robust_list resumed>) = 0 [pid 5624] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... mmap resumed>) = 0x7f3a007fc000 [pid 5623] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5633] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5624] <... futex resumed>) = 0 [pid 5622] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5623] <... mprotect resumed>) = 0 [pid 5633] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5622] <... mprotect resumed>) = 0 [pid 5623] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5633] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5622] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5621] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = 0 [pid 5633] <... futex resumed>) = 0 [pid 5624] <... futex resumed>) = 0 [pid 5621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5633] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5624] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] <... clone resumed>, parent_tid=[56], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 56 [pid 5622] <... clone resumed>, parent_tid=[54], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 54 [pid 5621] <... mmap resumed>) = 0x7f3a007db000 ./strace-static-x86_64: Process 5634 attached [pid 5621] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5634] set_robust_list(0x7f3a0081c9e0, 24 [pid 5621] <... mprotect resumed>) = 0 [pid 5634] <... set_robust_list resumed>) = 0 [pid 5621] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5634] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] <... clone resumed>, parent_tid=[57], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 57 [pid 5621] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5621] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5636 attached [pid 5636] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5636] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5623] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5635 attached [pid 5634] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5622] <... futex resumed>) = 0 [pid 5636] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] set_robust_list(0x7f3a0081c9e0, 24 [pid 5634] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5623] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5636] <... futex resumed>) = 1 [pid 5635] <... set_robust_list resumed>) = 0 [pid 5634] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5621] <... futex resumed>) = 0 [pid 5636] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5635] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5634] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5636] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5635] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5634] <... futex resumed>) = 1 [pid 5623] <... futex resumed>) = 0 [pid 5621] <... futex resumed>) = 0 [pid 5636] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5635] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5634] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5635] <... futex resumed>) = 1 [pid 5634] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = 0 [pid 5635] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5634] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5623] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5635] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5622] <... futex resumed>) = 0 [pid 5635] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5622] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5636] <... mount resumed>) = 0 [pid 5636] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... openat resumed>) = 3 [pid 5630] <... openat resumed>) = 3 [pid 5629] <... openat resumed>) = 3 [pid 5628] <... symlink resumed>) = 0 [pid 5626] <... symlink resumed>) = 0 [pid 5625] <... mknod resumed>) = 0 [pid 5624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5636] <... futex resumed>) = 1 [pid 5631] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5629] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5625] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5621] <... futex resumed>) = 0 [pid 5636] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5631] <... futex resumed>) = 0 [pid 5630] <... futex resumed>) = 0 [pid 5629] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5625] <... futex resumed>) = 0 [pid 5624] <... futex resumed>) = 0 [pid 5631] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5630] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5629] mknod("./file0", 000 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5625] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5624] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5628] <... mmap resumed>) = 0x7f3a0081d000 [pid 5626] <... mmap resumed>) = 0x7f3a0081d000 [pid 5628] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5626] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5628] <... mprotect resumed>) = 0 [pid 5626] <... mprotect resumed>) = 0 [pid 5623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5628] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5626] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5623] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5630] mknod("./file0", 000 [pid 5628] <... clone resumed>, parent_tid=[56], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 56 [pid 5626] <... clone resumed>, parent_tid=[52], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 52 [pid 5623] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5638 attached [pid 5631] <... futex resumed>) = 0 [pid 5628] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5639 attached [pid 5638] set_robust_list(0x7f3a0083d9e0, 24 [pid 5631] mknod("./file0", 000 [pid 5628] <... futex resumed>) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5622] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] set_robust_list(0x7f3a0083d9e0, 24 [pid 5638] <... set_robust_list resumed>) = 0 [pid 5628] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5626] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] <... set_robust_list resumed>) = 0 [pid 5638] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5639] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5624] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5624] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5624] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5624] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5624] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[57], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 57 [pid 5624] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5640 attached ) = 0 [pid 5623] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5640] set_robust_list(0x7f3a007fb9e0, 24 [pid 5624] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... set_robust_list resumed>) = 0 [pid 5628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5640] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5628] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5622] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5640] <... mount resumed>) = 0 [pid 5628] <... futex resumed>) = 0 [pid 5626] <... futex resumed>) = 0 [pid 5623] <... mmap resumed>) = 0x7f3a007db000 [pid 5622] <... futex resumed>) = 0 [pid 5640] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5623] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5622] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5640] <... futex resumed>) = 1 [pid 5628] <... mmap resumed>) = 0x7f3a007fc000 [pid 5626] <... mmap resumed>) = 0x7f3a007fc000 [pid 5624] <... futex resumed>) = 0 [pid 5623] <... mprotect resumed>) = 0 [pid 5622] <... mmap resumed>) = 0x7f3a007db000 [pid 5640] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5626] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5624] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5622] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] <... mprotect resumed>) = 0 [pid 5626] <... mprotect resumed>) = 0 [pid 5640] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5628] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5626] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5624] <... futex resumed>) = 0 [pid 5622] <... mprotect resumed>) = 0 [pid 5626] <... clone resumed>, parent_tid=[53], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 53 ./strace-static-x86_64: Process 5641 attached [pid 5626] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5641] set_robust_list(0x7f3a007fb9e0, 24 [pid 5626] <... futex resumed>) = 0 [pid 5641] <... set_robust_list resumed>) = 0 [pid 5640] <... mount resumed>) = 0 [pid 5639] <... openat resumed>) = 3 [pid 5631] <... mknod resumed>) = 0 [pid 5638] <... openat resumed>) = 3 [pid 5630] <... mknod resumed>) = 0 [pid 5629] <... mknod resumed>) = 0 [pid 5626] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5624] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5623] <... clone resumed>, parent_tid=[57], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 57 ./strace-static-x86_64: Process 5642 attached [pid 5641] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5640] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5639] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5629] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5624] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5623] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5642] set_robust_list(0x7f3a0081c9e0, 24 [pid 5641] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5640] <... futex resumed>) = 0 [pid 5639] <... futex resumed>) = 0 [pid 5638] <... futex resumed>) = 0 [pid 5631] <... futex resumed>) = 0 [pid 5630] <... futex resumed>) = 0 [pid 5629] <... futex resumed>) = 0 [pid 5628] <... clone resumed>, parent_tid=[57], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 57 [pid 5623] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5643 attached [pid 5642] <... set_robust_list resumed>) = 0 [pid 5641] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5640] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5639] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5638] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5631] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5630] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5629] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5623] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] <... clone resumed>, parent_tid=[55], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 55 ./strace-static-x86_64: Process 5644 attached [pid 5643] set_robust_list(0x7f3a0081c9e0, 24 [pid 5642] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5641] <... mount resumed>) = 0 [pid 5628] <... futex resumed>) = 0 [pid 5622] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] set_robust_list(0x7f3a007fb9e0, 24 [pid 5643] <... set_robust_list resumed>) = 0 [pid 5641] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5622] <... futex resumed>) = 0 [pid 5644] <... set_robust_list resumed>) = 0 [pid 5643] ioctl(3, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5641] <... futex resumed>) = 1 [pid 5623] <... futex resumed>) = 0 [pid 5622] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5641] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5623] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5644] <... mount resumed>) = 0 [pid 5630] <... futex resumed>) = 0 [pid 5623] <... futex resumed>) = 1 [pid 5644] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5630] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5623] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5644] <... futex resumed>) = 0 [pid 5630] <... mount resumed>) = 0 [pid 5644] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5630] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5645 attached ) = 1 [pid 5623] <... futex resumed>) = 0 [pid 5622] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5645] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5630] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5622] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... futex resumed>) = 0 [pid 5626] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5622] <... futex resumed>) = 1 [pid 5639] <... futex resumed>) = 0 [pid 5631] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5626] <... futex resumed>) = 1 [pid 5622] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5639] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5631] <... mount resumed>) = 0 [pid 5626] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5631] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5622] <... futex resumed>) = 0 [pid 5631] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5646 attached [pid 5628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5646] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5628] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5638] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 1 [pid 5638] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [ 72.357493][ T5642] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [pid 5628] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5626] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5626] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5626] <... mprotect resumed>) = 0 [pid 5628] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5626] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5628] <... futex resumed>) = 0 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5626] <... clone resumed>, parent_tid=[54], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 54 [pid 5628] <... mmap resumed>) = 0x7f3a007db000 [pid 5626] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5626] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5648 attached ./strace-static-x86_64: Process 5647 attached [pid 5628] <... mprotect resumed>) = 0 [pid 5626] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5648] set_robust_list(0x7f3a007fb9e0, 24 [pid 5647] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5628] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5648] <... set_robust_list resumed>) = 0 [pid 5648] mknod("./file0", 000 [pid 5628] <... clone resumed>, parent_tid=[58], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 58 ./strace-static-x86_64: Process 5649 attached [pid 5628] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] set_robust_list(0x7f3a007fb9e0, 24 [pid 5628] <... futex resumed>) = 0 [pid 5649] <... set_robust_list resumed>) = 0 [pid 5628] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5649] mknod("./file0", 000 [pid 5626] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5626] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5626] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5626] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[55], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 55 [pid 5626] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5626] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5650 attached [pid 5650] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5650] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5628] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5650] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5628] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] <... futex resumed>) = 0 [pid 5650] <... futex resumed>) = 1 [pid 5628] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5626] <... futex resumed>) = 0 [pid 5650] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] <... mmap resumed>) = 0x7f3a007ba000 [pid 5626] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5626] <... futex resumed>) = 0 [pid 5650] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5628] <... mprotect resumed>) = 0 [pid 5626] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5650] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5642] <... ioctl resumed>) = 0 [pid 5628] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5650] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5642] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5650] <... futex resumed>) = 1 [pid 5642] <... futex resumed>) = 0 [pid 5628] <... clone resumed>, parent_tid=[59], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 59 [pid 5626] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5651 attached [pid 5650] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5642] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] set_robust_list(0x7f3a007da9e0, 24 [pid 5628] <... futex resumed>) = 0 [pid 5651] <... set_robust_list resumed>) = 0 [pid 5628] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 5653 attached ) = -1 ENOENT (No such file or directory) ./strace-static-x86_64: Process 5652 attached [pid 5653] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5651] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5652] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5651] <... futex resumed>) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5651] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5628] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5651] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5628] <... futex resumed>) = 0 [pid 5651] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5628] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5651] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5651] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5628] <... futex resumed>) = 0 [pid 5651] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5643] <... ioctl resumed>) = 0 [pid 5643] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5649] <... mknod resumed>) = 0 [pid 5648] <... mknod resumed>) = 0 [pid 5643] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5649] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5648] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5649] <... futex resumed>) = 0 [pid 5648] <... futex resumed>) = 0 [pid 5649] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5648] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5621] close(3) = 0 [pid 5621] close(4) = -1 EBADF (Bad file descriptor) [pid 5621] close(5) = -1 EBADF (Bad file descriptor) [pid 5621] close(6) = -1 EBADF (Bad file descriptor) [pid 5621] close(7) = -1 EBADF (Bad file descriptor) [pid 5621] close(8) = -1 EBADF (Bad file descriptor) [pid 5621] close(9) = -1 EBADF (Bad file descriptor) [pid 5621] close(10) = -1 EBADF (Bad file descriptor) [pid 5621] close(11) = -1 EBADF (Bad file descriptor) [pid 5621] close(12) = -1 EBADF (Bad file descriptor) [pid 5621] close(13) = -1 EBADF (Bad file descriptor) [pid 5621] close(14) = -1 EBADF (Bad file descriptor) [pid 5621] close(15) = -1 EBADF (Bad file descriptor) [pid 5621] close(16) = -1 EBADF (Bad file descriptor) [pid 5621] close(17) = -1 EBADF (Bad file descriptor) [pid 5621] close(18) = -1 EBADF (Bad file descriptor) [pid 5621] close(19) = -1 EBADF (Bad file descriptor) [pid 5621] close(20) = -1 EBADF (Bad file descriptor) [pid 5621] close(21) = -1 EBADF (Bad file descriptor) [pid 5621] close(22) = -1 EBADF (Bad file descriptor) [pid 5621] close(23) = -1 EBADF (Bad file descriptor) [pid 5621] close(24) = -1 EBADF (Bad file descriptor) [pid 5621] close(25) = -1 EBADF (Bad file descriptor) [pid 5621] close(26) = -1 EBADF (Bad file descriptor) [pid 5621] close(27 [pid 5623] close(3 [pid 5621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = 0 [pid 5621] close(28 [pid 5623] close(4 [pid 5621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5621] close(29 [pid 5623] close(5 [pid 5621] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5621] exit_group(0 [pid 5636] <... futex resumed>) = ? [pid 5627] <... clone3 resumed> ) = ? [pid 5625] <... futex resumed>) = ? [pid 5623] close(6 [pid 5621] <... exit_group resumed>) = ? [pid 5636] +++ exited with 0 +++ [pid 5627] +++ exited with 0 +++ [pid 5625] +++ exited with 0 +++ [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5621] +++ exited with 0 +++ [pid 5623] close(7) = -1 EBADF (Bad file descriptor) [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5623] close(8 [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... restart_syscall resumed>) = 0 [pid 5624] close(3 [pid 5623] close(9 [pid 5624] <... close resumed>) = 0 [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(4 [pid 5623] close(10 [pid 5305] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5624] close(5 [pid 5623] close(11 [pid 5305] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... openat resumed>) = 3 [pid 5624] close(6 [pid 5623] close(12 [pid 5305] fstat(3, [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5624] close(7 [pid 5623] close(13 [pid 5305] getdents64(3, [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5624] close(8 [pid 5623] close(14 [pid 5305] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5624] close(9 [pid 5623] close(15 [pid 5622] close(3 [pid 5305] lstat("./10/binderfs", [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5624] close(10 [pid 5623] close(16 [pid 5622] close(4 [pid 5305] unlink("./10/binderfs" [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(11 [pid 5623] close(17 [pid 5622] close(5 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(12 [pid 5623] close(18 [pid 5622] close(6 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(13 [pid 5623] close(19 [pid 5622] close(7 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(14 [pid 5623] close(20 [pid 5622] close(8 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(15 [pid 5623] close(21 [pid 5622] close(9 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(16 [pid 5623] close(22 [pid 5622] close(10 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(17 [pid 5623] close(23 [pid 5622] close(11 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(18 [pid 5623] close(24 [pid 5622] close(12 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(19 [pid 5623] close(25 [pid 5622] close(13 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(20 [pid 5623] close(26 [pid 5622] close(14 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(21 [pid 5623] close(27 [pid 5622] close(15 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(22 [pid 5623] close(28 [pid 5622] close(16 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(23 [pid 5623] close(29 [pid 5622] close(17 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(24 [pid 5623] exit_group(0 [pid 5622] close(18 [pid 5641] <... futex resumed>) = ? [pid 5634] <... clone3 resumed> ) = ? [pid 5630] <... futex resumed>) = ? [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5623] <... exit_group resumed>) = ? [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5641] +++ exited with 0 +++ [pid 5634] +++ exited with 0 +++ [pid 5630] +++ exited with 0 +++ [pid 5624] close(25 [pid 5623] +++ exited with 0 +++ [pid 5622] close(19 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(26 [pid 5622] close(20 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] restart_syscall(<... resuming interrupted clone ...> [pid 5624] close(27 [pid 5622] close(21 [pid 5304] <... restart_syscall resumed>) = 0 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(28 [pid 5622] close(22 [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5624] close(29 [pid 5622] close(23 [pid 5304] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5624] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5624] exit_group(0 [pid 5622] close(24 [pid 5304] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5640] <... futex resumed>) = ? [pid 5633] <... clone3 resumed> ) = ? [pid 5629] <... futex resumed>) = ? [pid 5624] <... exit_group resumed>) = ? [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... openat resumed>) = 3 [pid 5640] +++ exited with 0 +++ [pid 5633] +++ exited with 0 +++ [pid 5629] +++ exited with 0 +++ [pid 5624] +++ exited with 0 +++ [pid 5622] close(25 [pid 5304] fstat(3, [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(3 [pid 5622] close(26 [pid 5304] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5628] <... close resumed>) = 0 [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] getdents64(3, [pid 5628] close(4 [pid 5622] close(27 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5628] close(5 [pid 5622] close(28 [pid 5304] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5628] close(6 [pid 5626] close(3 [pid 5622] close(29 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = 0 [pid 5622] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5304] lstat("./10/binderfs", [pid 5303] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5628] close(7 [pid 5626] close(4 [pid 5622] exit_group(0 [pid 5304] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5644] <... futex resumed>) = ? [pid 5635] <... clone3 resumed> ) = ? [pid 5631] <... futex resumed>) = ? [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5622] <... exit_group resumed>) = ? [pid 5304] unlink("./10/binderfs" [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5644] +++ exited with 0 +++ [pid 5635] +++ exited with 0 +++ [pid 5631] +++ exited with 0 +++ [pid 5628] close(8 [pid 5626] close(5 [pid 5622] +++ exited with 0 +++ [pid 5303] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 5628] close(9 [pid 5626] close(6 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5303] <... openat resumed>) = 3 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... restart_syscall resumed>) = 0 [pid 5303] fstat(3, [pid 5628] close(10 [pid 5626] close(7 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5628] close(11 [pid 5626] close(8 [pid 5303] getdents64(3, [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5628] close(12 [pid 5626] close(9 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5303] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5628] close(13 [pid 5626] close(10 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5628] close(14 [pid 5626] close(11 [pid 5306] fstat(3, [pid 5303] lstat("./11/binderfs", [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5628] close(15 [pid 5626] close(12 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] getdents64(3, [pid 5303] unlink("./11/binderfs" [pid 5628] close(16 [pid 5626] close(13 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5628] close(17 [pid 5626] close(14 [pid 5306] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(18 [pid 5626] close(15 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] lstat("./10/binderfs", [pid 5628] close(19 [pid 5626] close(16 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5628] close(20 [pid 5626] close(17 [pid 5306] unlink("./10/binderfs" [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(21 [pid 5626] close(18 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(22 [pid 5626] close(19 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(23 [pid 5626] close(20 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(24 [pid 5626] close(21 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(25 [pid 5626] close(22 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(26 [pid 5626] close(23 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(27 [pid 5626] close(24 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(28 [pid 5626] close(25 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] close(29 [pid 5626] close(26 [pid 5628] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5628] exit_group(0 [pid 5626] close(27 [pid 5651] <... futex resumed>) = ? [pid 5649] <... futex resumed>) = ? [pid 5643] <... futex resumed>) = ? [pid 5638] <... clone3 resumed> ) = ? [pid 5628] <... exit_group resumed>) = ? [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5651] +++ exited with 0 +++ [pid 5649] +++ exited with 0 +++ [pid 5643] +++ exited with 0 +++ [pid 5638] +++ exited with 0 +++ [pid 5628] +++ exited with 0 +++ [pid 5626] close(28) = -1 EBADF (Bad file descriptor) [pid 5626] close(29 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=16} --- [pid 5626] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] restart_syscall(<... resuming interrupted clone ...> [pid 5626] exit_group(0 [pid 5307] <... restart_syscall resumed>) = 0 [pid 5650] <... futex resumed>) = ? [pid 5648] <... futex resumed>) = ? [pid 5642] <... futex resumed>) = ? [pid 5639] <... clone3 resumed> ) = ? [pid 5626] <... exit_group resumed>) = ? [pid 5650] +++ exited with 0 +++ [pid 5648] +++ exited with 0 +++ [pid 5642] +++ exited with 0 +++ [pid 5639] +++ exited with 0 +++ [pid 5626] +++ exited with 0 +++ [pid 5307] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, [pid 5308] umount2("./10", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] getdents64(3, [pid 5308] openat(AT_FDCWD, "./10", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] fstat(3, [pid 5307] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] getdents64(3, [pid 5307] lstat("./11/binderfs", [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./10/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] unlink("./11/binderfs" [pid 5308] lstat("./10/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./10/binderfs" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./10/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5303] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5306] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./10/hugetlb.1GB.usage_in_bytes", [pid 5304] lstat("./10/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./11/hugetlb.1GB.usage_in_bytes", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./11/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./10/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./10/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./10/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./11/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./11/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5305] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = 0 [pid 5303] <... umount2 resumed>) = 0 [pid 5305] lstat("./10/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./10/file0" [pid 5308] lstat("./10/file0", [pid 5306] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./10/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] unlink("./10/file0" [pid 5306] lstat("./10/file0", [pid 5304] lstat("./10/file0", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./10/file0" [pid 5304] unlink("./10/file0" [pid 5303] lstat("./11/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./11/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./11/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5307] unlink("./11/core" [pid 5305] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... unlink resumed>) = 0 [pid 5308] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] umount2("./10/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./10/core", [pid 5305] lstat("./10/core", [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./10/core", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5304] lstat("./10/core", [pid 5303] lstat("./11/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5306] unlink("./10/core" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=680, ...}) = 0 [pid 5308] unlink("./10/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=568, ...}) = 0 [pid 5305] unlink("./10/core" [pid 5304] unlink("./10/core" [pid 5303] unlink("./11/core" [pid 5307] <... unlink resumed>) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3) = 0 [pid 5307] rmdir("./11" [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] getdents64(3, [pid 5304] <... unlink resumed>) = 0 [pid 5304] getdents64(3, [pid 5306] <... unlink resumed>) = 0 [pid 5306] getdents64(3, [pid 5308] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3 [pid 5303] close(3 [pid 5308] close(3 [pid 5306] <... close resumed>) = 0 [pid 5305] close(3 [pid 5304] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5308] <... close resumed>) = 0 [pid 5306] rmdir("./10" [pid 5304] rmdir("./10" [pid 5305] <... close resumed>) = 0 [pid 5303] rmdir("./11" [pid 5308] rmdir("./10" [pid 5305] rmdir("./10" [pid 5307] <... rmdir resumed>) = 0 [pid 5307] mkdir("./12", 0777 [pid 5308] <... rmdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] mkdir("./11", 0777 [pid 5306] <... rmdir resumed>) = 0 [pid 5306] mkdir("./11", 0777 [pid 5303] mkdir("./12", 0777 [pid 5304] <... rmdir resumed>) = 0 [pid 5304] mkdir("./11", 0777 [pid 5305] <... rmdir resumed>) = 0 [pid 5305] mkdir("./11", 0777 [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 57 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 61 ./strace-static-x86_64: Process 5654 attached [pid 5654] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5654] chdir("./12") = 0 [pid 5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5654] setpgid(0, 0) = 0 [pid 5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5654] write(3, "1000", 4./strace-static-x86_64: Process 5655 attached ) = 4 [pid 5654] close(3) = 0 [pid 5655] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5654] symlink("/dev/binderfs", "./binderfs" [pid 5655] chdir("./11") = 0 [pid 5655] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5655] setpgid(0, 0) = 0 [pid 5655] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5655] write(3, "1000", 4) = 4 [pid 5655] close(3) = 0 [pid 5655] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5658 attached ./strace-static-x86_64: Process 5659 attached ./strace-static-x86_64: Process 5657 attached ./strace-static-x86_64: Process 5656 attached [pid 5657] set_robust_list(0x555555f9d5e0, 24 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 57 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 58 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 59 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 59 [pid 5658] set_robust_list(0x555555f9d5e0, 24 [pid 5657] <... set_robust_list resumed>) = 0 [pid 5656] set_robust_list(0x555555f9d5e0, 24 [pid 5659] set_robust_list(0x555555f9d5e0, 24 [pid 5658] <... set_robust_list resumed>) = 0 [pid 5657] chdir("./11" [pid 5656] <... set_robust_list resumed>) = 0 [pid 5657] <... chdir resumed>) = 0 [pid 5656] chdir("./11" [pid 5658] chdir("./11" [pid 5659] <... set_robust_list resumed>) = 0 [pid 5658] <... chdir resumed>) = 0 [pid 5657] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5656] <... chdir resumed>) = 0 [pid 5657] <... prctl resumed>) = 0 [pid 5658] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5657] setpgid(0, 0 [pid 5656] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5659] chdir("./12" [pid 5658] <... prctl resumed>) = 0 [pid 5657] <... setpgid resumed>) = 0 [pid 5656] <... prctl resumed>) = 0 [pid 5659] <... chdir resumed>) = 0 [pid 5657] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5656] setpgid(0, 0 [pid 5658] setpgid(0, 0 [pid 5657] <... openat resumed>) = 3 [pid 5658] <... setpgid resumed>) = 0 [pid 5657] write(3, "1000", 4 [pid 5656] <... setpgid resumed>) = 0 [pid 5659] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5657] <... write resumed>) = 4 [pid 5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5655] <... symlink resumed>) = 0 [pid 5654] <... symlink resumed>) = 0 [pid 5656] <... openat resumed>) = 3 [pid 5655] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] close(3 [pid 5658] <... openat resumed>) = 3 [pid 5657] <... close resumed>) = 0 [pid 5656] write(3, "1000", 4 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5658] write(3, "1000", 4 [pid 5657] symlink("/dev/binderfs", "./binderfs" [pid 5656] <... write resumed>) = 4 [pid 5655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5659] <... prctl resumed>) = 0 [pid 5658] <... write resumed>) = 4 [pid 5656] close(3 [pid 5655] <... mmap resumed>) = 0x7f3a0081d000 [pid 5654] <... mmap resumed>) = 0x7f3a0081d000 [pid 5658] close(3 [pid 5656] <... close resumed>) = 0 [pid 5655] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5654] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5659] setpgid(0, 0) = 0 [pid 5658] <... close resumed>) = 0 [pid 5656] symlink("/dev/binderfs", "./binderfs" [pid 5655] <... mprotect resumed>) = 0 [pid 5654] <... mprotect resumed>) = 0 [pid 5658] symlink("/dev/binderfs", "./binderfs" [pid 5655] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5654] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5659] <... openat resumed>) = 3 [pid 5655] <... clone resumed>, parent_tid=[58], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 58 [pid 5654] <... clone resumed>, parent_tid=[62], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 62 [pid 5659] write(3, "1000", 4 [pid 5655] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] <... write resumed>) = 4 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5659] close(3 [pid 5655] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5659] <... close resumed>) = 0 [pid 5659] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5660 attached ./strace-static-x86_64: Process 5661 attached [pid 5661] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5660] set_robust_list(0x7f3a0083d9e0, 24 [pid 5661] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5660] <... set_robust_list resumed>) = 0 [pid 5660] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5655] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5655] <... mmap resumed>) = 0x7f3a007fc000 [pid 5654] <... mmap resumed>) = 0x7f3a007fc000 [pid 5655] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5654] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5655] <... mprotect resumed>) = 0 [pid 5654] <... mprotect resumed>) = 0 [pid 5655] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5654] clone(child_stack=0x7f3a0081c3f0, 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 5662 attached [pid 5655] <... clone resumed>, parent_tid=[59], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 59 [pid 5654] <... clone resumed>, parent_tid=[63], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 63 [pid 5662] set_robust_list(0x7f3a0081c9e0, 24 [pid 5655] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5662] <... set_robust_list resumed>) = 0 [pid 5654] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5655] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5662] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5662] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5663 attached [pid 5663] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5663] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5655] <... futex resumed>) = 0 [pid 5662] <... futex resumed>) = 1 [pid 5663] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5662] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5655] <... futex resumed>) = 0 [pid 5663] <... futex resumed>) = 1 [pid 5655] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... futex resumed>) = 0 [pid 5663] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5654] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5663] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5654] <... futex resumed>) = 0 [pid 5663] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5654] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5655] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5655] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5655] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5655] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5654] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5655] <... clone resumed>, parent_tid=[60], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 60 [pid 5655] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5654] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5655] <... futex resumed>) = 0 [pid 5655] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] <... mmap resumed>) = 0x7f3a007db000 [pid 5654] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5664 attached ) = 0 [pid 5654] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5664] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5664] mknod("./file0", 000 [pid 5654] <... clone resumed>, parent_tid=[64], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 64 [pid 5654] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5654] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5665 attached [pid 5665] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5665] mknod("./file0", 000./strace-static-x86_64: Process 5666 attached [pid 5666] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5661] <... openat resumed>) = 3 [pid 5660] <... openat resumed>) = 3 [pid 5659] <... symlink resumed>) = 0 [pid 5658] <... symlink resumed>) = 0 [pid 5657] <... symlink resumed>) = 0 [pid 5656] <... symlink resumed>) = 0 [pid 5661] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5667 attached [pid 5661] <... futex resumed>) = 0 [pid 5660] <... futex resumed>) = 0 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5655] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5667] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5661] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5660] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5655] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] <... mmap resumed>) = 0x7f3a0081d000 [pid 5658] <... mmap resumed>) = 0x7f3a0081d000 [pid 5657] <... mmap resumed>) = 0x7f3a0081d000 [pid 5656] <... mmap resumed>) = 0x7f3a0081d000 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5660] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5659] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5658] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5657] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5656] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5655] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] <... futex resumed>) = 0 [pid 5660] <... mount resumed>) = 0 [pid 5659] <... mprotect resumed>) = 0 [pid 5658] <... mprotect resumed>) = 0 [pid 5657] <... mprotect resumed>) = 0 [pid 5656] <... mprotect resumed>) = 0 [pid 5654] <... futex resumed>) = 1 [pid 5661] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5660] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5658] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5657] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5656] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5654] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5671 attached ./strace-static-x86_64: Process 5670 attached ./strace-static-x86_64: Process 5669 attached ./strace-static-x86_64: Process 5668 attached [pid 5661] <... mount resumed>) = 0 [pid 5660] <... futex resumed>) = 1 [pid 5655] <... futex resumed>) = 0 [pid 5671] set_robust_list(0x7f3a0083d9e0, 24 [pid 5670] set_robust_list(0x7f3a0083d9e0, 24 [pid 5669] set_robust_list(0x7f3a0083d9e0, 24 [pid 5668] set_robust_list(0x7f3a0083d9e0, 24 [pid 5661] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] <... clone resumed>, parent_tid=[60], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 60 [pid 5658] <... clone resumed>, parent_tid=[60], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 60 [pid 5657] <... clone resumed>, parent_tid=[59], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 59 [pid 5656] <... clone resumed>, parent_tid=[58], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 58 [pid 5655] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... set_robust_list resumed>) = 0 [pid 5670] <... set_robust_list resumed>) = 0 [pid 5669] <... set_robust_list resumed>) = 0 [pid 5668] <... set_robust_list resumed>) = 0 [pid 5661] <... futex resumed>) = 1 [pid 5660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5671] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5670] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5669] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5668] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5661] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5660] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5655] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5654] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5658] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5661] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5654] <... futex resumed>) = 0 [pid 5654] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5661] <... mount resumed>) = 0 [pid 5660] <... mount resumed>) = 0 [pid 5661] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5660] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5661] <... futex resumed>) = 1 [pid 5660] <... futex resumed>) = 1 [pid 5655] <... futex resumed>) = 0 [pid 5654] <... futex resumed>) = 0 [pid 5661] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5660] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] <... futex resumed>) = 0 [pid 5658] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5659] <... mmap resumed>) = 0x7f3a007fc000 [pid 5658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5659] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5658] <... mmap resumed>) = 0x7f3a007fc000 [pid 5657] <... mmap resumed>) = 0x7f3a007fc000 [pid 5656] <... mmap resumed>) = 0x7f3a007fc000 [pid 5659] <... mprotect resumed>) = 0 [pid 5658] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5657] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5656] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5659] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5658] <... mprotect resumed>) = 0 [pid 5657] <... mprotect resumed>) = 0 [pid 5656] <... mprotect resumed>) = 0 [pid 5658] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5657] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5656] clone(child_stack=0x7f3a0081c3f0, 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 5672 attached [pid 5659] <... clone resumed>, parent_tid=[61], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 61 ./strace-static-x86_64: Process 5674 attached [pid 5672] set_robust_list(0x7f3a0081c9e0, 24 [pid 5659] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... clone resumed>, parent_tid=[61], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 61 [pid 5657] <... clone resumed>, parent_tid=[60], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 60 [pid 5656] <... clone resumed>, parent_tid=[59], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 59 [pid 5674] set_robust_list(0x7f3a0081c9e0, 24 [pid 5672] <... set_robust_list resumed>) = 0 [pid 5659] <... futex resumed>) = 0 [pid 5658] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5675 attached [pid 5674] <... set_robust_list resumed>) = 0 [pid 5672] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5659] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 72.361674][ T5643] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 74.646689][ T5660] EXT4-fs: 4 callbacks suppressed [ 74.646705][ T5660] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 74.668562][ T5661] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5673 attached [pid 5675] set_robust_list(0x7f3a0081c9e0, 24 [pid 5658] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5675] <... set_robust_list resumed>) = 0 [pid 5673] set_robust_list(0x7f3a0081c9e0, 24 [pid 5675] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5673] <... set_robust_list resumed>) = 0 [pid 5675] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5673] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5675] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5674] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5673] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5672] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5675] <... futex resumed>) = 1 [pid 5674] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5673] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5672] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] <... futex resumed>) = 0 [pid 5675] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5674] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5673] <... futex resumed>) = 1 [pid 5672] <... futex resumed>) = 1 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5656] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5675] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5674] <... futex resumed>) = 1 [pid 5673] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5672] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5659] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5675] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5674] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5656] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5674] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5673] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5659] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5658] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] <... futex resumed>) = 0 [pid 5674] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5657] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5671] <... openat resumed>) = 3 [pid 5670] <... openat resumed>) = 3 [pid 5669] <... openat resumed>) = 3 [pid 5668] <... openat resumed>) = 3 [pid 5665] <... mknod resumed>) = 0 [pid 5664] <... mknod resumed>) = 0 [pid 5671] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5665] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5664] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... futex resumed>) = 0 [pid 5670] <... futex resumed>) = 0 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 0 [pid 5665] <... futex resumed>) = 0 [pid 5664] <... futex resumed>) = 0 [pid 5671] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5665] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5664] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5656] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... futex resumed>) = 0 [pid 5656] <... futex resumed>) = 1 [pid 5671] mknod("./file0", 000 [pid 5656] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5676 attached [pid 5659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5668] <... futex resumed>) = 0 [pid 5659] <... futex resumed>) = 1 [pid 5658] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] <... futex resumed>) = 0 [pid 5668] mknod("./file0", 000 [pid 5659] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5658] <... futex resumed>) = 1 [pid 5669] mknod("./file0", 000 [pid 5658] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5676] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5657] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 1 [pid 5670] mknod("./file0", 000 [pid 5657] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5656] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5656] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5656] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5656] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[60], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 60 ./strace-static-x86_64: Process 5677 attached [pid 5677] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5656] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5656] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5677] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5677] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5656] <... futex resumed>) = 0 [pid 5656] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5656] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5677] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5659] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5658] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5658] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5657] <... futex resumed>) = 0 [pid 5677] <... mount resumed>) = 0 [pid 5659] <... mmap resumed>) = 0x7f3a007db000 [pid 5658] <... mmap resumed>) = 0x7f3a007db000 [pid 5657] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5659] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5658] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5657] <... mmap resumed>) = 0x7f3a007db000 [pid 5677] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5677] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5658] <... mprotect resumed>) = 0 [pid 5656] <... futex resumed>) = 0 [pid 5657] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5659] <... mprotect resumed>) = 0 [pid 5658] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5657] <... mprotect resumed>) = 0 [pid 5659] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5657] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5658] <... clone resumed>, parent_tid=[62], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 62 [pid 5657] <... clone resumed>, parent_tid=[61], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 61 [pid 5659] <... clone resumed>, parent_tid=[63], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 63 [pid 5659] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5659] <... futex resumed>) = 0 [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5658] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5659] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5657] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5679 attached ./strace-static-x86_64: Process 5681 attached ./strace-static-x86_64: Process 5680 attached [pid 5681] set_robust_list(0x7f3a007fb9e0, 24 [pid 5680] set_robust_list(0x7f3a007fb9e0, 24 [pid 5679] set_robust_list(0x7f3a007fb9e0, 24 [pid 5681] <... set_robust_list resumed>) = 0 [pid 5680] <... set_robust_list resumed>) = 0 [pid 5679] <... set_robust_list resumed>) = 0 [pid 5681] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5680] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5679] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5680] <... mount resumed>) = 0 [pid 5680] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5681] <... mount resumed>) = 0 [pid 5680] <... futex resumed>) = 1 [pid 5679] <... futex resumed>) = 1 [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5658] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5657] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5679] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5658] <... futex resumed>) = 0 [pid 5657] <... futex resumed>) = 0 [pid 5680] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5681] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5658] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 74.894700][ T5677] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5657] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5681] <... futex resumed>) = 1 [pid 5659] <... futex resumed>) = 0 [pid 5659] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5681] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5659] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5671] <... mknod resumed>) = 0 [pid 5670] <... mknod resumed>) = 0 [pid 5669] <... mknod resumed>) = 0 [pid 5668] <... mknod resumed>) = 0 [pid 5671] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5670] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5669] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5668] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5671] <... futex resumed>) = 0 [pid 5670] <... futex resumed>) = 0 [pid 5669] <... futex resumed>) = 0 [pid 5668] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5683 attached [pid 5671] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5670] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5669] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5668] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5682 attached [pid 5683] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5682] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5680] <... mount resumed>) = 0 [pid 5680] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5657] <... futex resumed>) = 0 [pid 5680] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5679] <... mount resumed>) = 0 [pid 5679] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5658] <... futex resumed>) = 0 [pid 5679] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5681] <... mount resumed>) = 0 [pid 5681] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5659] <... futex resumed>) = 0 [ 74.963003][ T5680] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 74.996410][ T5679] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5681] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5684 attached [pid 5684] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5655] close(3 [pid 5654] close(3 [pid 5655] <... close resumed>) = 0 [pid 5654] <... close resumed>) = 0 [pid 5655] close(4 [pid 5654] close(4 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(5 [pid 5654] close(5 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 75.009967][ T5681] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5655] close(6 [pid 5654] close(6 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(7 [pid 5654] close(7 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(8 [pid 5654] close(8 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(9 [pid 5654] close(9 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(10 [pid 5654] close(10 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(11 [pid 5654] close(11 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(12 [pid 5654] close(12 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(13 [pid 5654] close(13 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(14 [pid 5654] close(14 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(15 [pid 5654] close(15 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(16 [pid 5654] close(16 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] close(17 [pid 5655] close(17) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(18 [pid 5654] close(18 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(19 [pid 5654] close(19 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(20 [pid 5654] close(20 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(21 [pid 5654] close(21 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(22 [pid 5654] close(22 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(23 [pid 5654] close(23 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(24 [pid 5654] close(24 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(25 [pid 5654] close(25 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(26 [pid 5654] close(26 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(27 [pid 5654] close(27 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(28 [pid 5654] close(28 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] close(29 [pid 5654] close(29 [pid 5655] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5654] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5655] exit_group(0 [pid 5654] exit_group(0 [pid 5665] <... futex resumed>) = ? [pid 5664] <... futex resumed>) = ? [pid 5663] <... clone3 resumed> ) = ? [pid 5662] <... clone3 resumed> ) = ? [pid 5661] <... futex resumed>) = ? [pid 5660] <... futex resumed>) = ? [pid 5655] <... exit_group resumed>) = ? [pid 5654] <... exit_group resumed>) = ? [pid 5665] +++ exited with 0 +++ [pid 5664] +++ exited with 0 +++ [pid 5663] +++ exited with 0 +++ [pid 5662] +++ exited with 0 +++ [pid 5661] +++ exited with 0 +++ [pid 5660] +++ exited with 0 +++ [pid 5655] +++ exited with 0 +++ [pid 5654] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5308] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5307] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5308] <... openat resumed>) = 3 [pid 5307] <... openat resumed>) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] fstat(3, [pid 5308] getdents64(3, [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] getdents64(3, [pid 5308] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] lstat("./11/binderfs", [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] lstat("./12/binderfs", [pid 5308] unlink("./11/binderfs" [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./12/binderfs" [pid 5656] close(3) = 0 [pid 5656] close(4) = -1 EBADF (Bad file descriptor) [pid 5656] close(5) = -1 EBADF (Bad file descriptor) [pid 5656] close(6) = -1 EBADF (Bad file descriptor) [pid 5656] close(7) = -1 EBADF (Bad file descriptor) [pid 5656] close(8) = -1 EBADF (Bad file descriptor) [pid 5656] close(9) = -1 EBADF (Bad file descriptor) [pid 5656] close(10) = -1 EBADF (Bad file descriptor) [pid 5656] close(11) = -1 EBADF (Bad file descriptor) [pid 5656] close(12) = -1 EBADF (Bad file descriptor) [pid 5656] close(13) = -1 EBADF (Bad file descriptor) [pid 5656] close(14) = -1 EBADF (Bad file descriptor) [pid 5656] close(15) = -1 EBADF (Bad file descriptor) [pid 5656] close(16) = -1 EBADF (Bad file descriptor) [pid 5656] close(17) = -1 EBADF (Bad file descriptor) [pid 5656] close(18) = -1 EBADF (Bad file descriptor) [pid 5656] close(19) = -1 EBADF (Bad file descriptor) [pid 5656] close(20) = -1 EBADF (Bad file descriptor) [pid 5656] close(21) = -1 EBADF (Bad file descriptor) [pid 5656] close(22) = -1 EBADF (Bad file descriptor) [pid 5656] close(23) = -1 EBADF (Bad file descriptor) [pid 5656] close(24) = -1 EBADF (Bad file descriptor) [pid 5656] close(25) = -1 EBADF (Bad file descriptor) [pid 5656] close(26) = -1 EBADF (Bad file descriptor) [pid 5656] close(27) = -1 EBADF (Bad file descriptor) [pid 5656] close(28) = -1 EBADF (Bad file descriptor) [pid 5656] close(29) = -1 EBADF (Bad file descriptor) [pid 5656] exit_group(0 [pid 5677] <... futex resumed>) = ? [pid 5675] <... clone3 resumed> ) = ? [pid 5671] <... futex resumed>) = ? [pid 5656] <... exit_group resumed>) = ? [pid 5677] +++ exited with 0 +++ [pid 5675] +++ exited with 0 +++ [pid 5671] +++ exited with 0 +++ [pid 5656] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5306] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./11/binderfs" [pid 5657] close(3) = 0 [pid 5657] close(4) = -1 EBADF (Bad file descriptor) [pid 5657] close(5) = -1 EBADF (Bad file descriptor) [pid 5659] close(3 [pid 5657] close(6 [pid 5659] <... close resumed>) = 0 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(4 [pid 5657] close(7 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(5 [pid 5657] close(8 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(6 [pid 5657] close(9 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(3 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(7 [pid 5658] <... close resumed>) = 0 [pid 5657] close(10 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(4 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(8 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(11 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(9 [pid 5658] close(5 [pid 5657] close(12 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(10 [pid 5658] close(6 [pid 5657] close(13 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(11 [pid 5658] close(7 [pid 5657] close(14 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(12 [pid 5658] close(8 [pid 5657] close(15 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(13 [pid 5658] close(9 [pid 5657] close(16 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(14 [pid 5657] close(17 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(15 [pid 5657] close(18 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(10 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(16 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(19 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(11 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(17 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(20 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(12 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(18 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(21 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(13 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(19 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(22 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(14 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(20 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(23 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(15 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(21 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(24 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(16 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(22 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(25 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(17 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(23 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(26 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(18 [pid 5659] close(24 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(27 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(19 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(25 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(28 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(20 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(26 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] close(29 [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(21 [pid 5657] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] close(27 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] exit_group(0 [pid 5680] <... futex resumed>) = ? [pid 5670] <... futex resumed>) = ? [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5674] <... clone3 resumed> ) = ? [pid 5658] close(22 [pid 5657] <... exit_group resumed>) = ? [pid 5680] +++ exited with 0 +++ [pid 5674] +++ exited with 0 +++ [pid 5670] +++ exited with 0 +++ [pid 5659] close(28 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5657] +++ exited with 0 +++ [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(23 [pid 5659] close(29 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5659] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5658] close(24 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5659] exit_group(0 [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5681] <... futex resumed>) = ? [pid 5672] <... clone3 resumed> ) = ? [pid 5668] <... futex resumed>) = ? [pid 5659] <... exit_group resumed>) = ? [pid 5658] close(25 [pid 5305] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5681] +++ exited with 0 +++ [pid 5672] +++ exited with 0 +++ [pid 5668] +++ exited with 0 +++ [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5659] +++ exited with 0 +++ [pid 5658] close(26 [pid 5305] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... openat resumed>) = 3 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=12} --- [pid 5658] close(27 [pid 5305] fstat(3, [pid 5303] restart_syscall(<... resuming interrupted clone ...> [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] <... restart_syscall resumed>) = 0 [pid 5658] close(28 [pid 5305] getdents64(3, [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5658] close(29 [pid 5305] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5658] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5658] exit_group(0 [pid 5305] lstat("./11/binderfs", [pid 5303] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5679] <... futex resumed>) = ? [pid 5673] <... clone3 resumed> ) = ? [pid 5669] <... futex resumed>) = ? [pid 5658] <... exit_group resumed>) = ? [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... openat resumed>) = 3 [pid 5679] +++ exited with 0 +++ [pid 5673] +++ exited with 0 +++ [pid 5669] +++ exited with 0 +++ [pid 5658] +++ exited with 0 +++ [pid 5305] unlink("./11/binderfs" [pid 5303] fstat(3, [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, [pid 5304] umount2("./11", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] openat(AT_FDCWD, "./11", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5303] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... openat resumed>) = 3 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] lstat("./12/binderfs", [pid 5304] getdents64(3, [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] unlink("./12/binderfs" [pid 5304] umount2("./11/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./11/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./11/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5308] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./11/hugetlb.1GB.usage_in_bytes", [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5308] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5306] <... unlink resumed>) = 0 [pid 5306] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./11/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5305] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./11/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./11/hugetlb.1GB.usage_in_bytes", [pid 5304] lstat("./11/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5304] unlink("./11/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5308] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = 0 [pid 5307] <... umount2 resumed>) = 0 [pid 5308] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./11/file0", [pid 5307] lstat("./12/file0", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./11/file0" [pid 5307] unlink("./12/file0" [pid 5306] <... unlink resumed>) = 0 [pid 5306] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5306] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./11/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./11/file0" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... umount2 resumed>) = 0 [pid 5303] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./12/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./12/file0" [pid 5305] <... umount2 resumed>) = 0 [pid 5304] <... umount2 resumed>) = 0 [pid 5305] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./11/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./11/file0", [pid 5304] lstat("./11/file0", [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./11/file0" [pid 5304] unlink("./11/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5308] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./11/core", [pid 5307] lstat("./12/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] lstat("./11/core", [pid 5308] unlink("./11/core" [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5307] unlink("./12/core" [pid 5306] unlink("./11/core" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./12/core", {st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] unlink("./12/core" [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5305] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./11/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./11/core", [pid 5304] lstat("./11/core", [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5305] unlink("./11/core" [pid 5304] unlink("./11/core" [pid 5303] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5307] getdents64(3, [pid 5306] getdents64(3, [ 76.225361][ T937] cfg80211: failed to load regulatory.db [pid 5303] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5307] close(3 [pid 5306] close(3 [pid 5303] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5308] rmdir("./11" [pid 5307] rmdir("./12" [pid 5306] rmdir("./11" [pid 5303] rmdir("./12" [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5308] mkdir("./12", 0777 [pid 5307] mkdir("./13", 0777 [pid 5306] mkdir("./12", 0777 [pid 5305] getdents64(3, [pid 5304] getdents64(3, [pid 5303] mkdir("./13", 0777 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] close(3) = 0 [pid 5305] rmdir("./11" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./11" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] mkdir("./12", 0777 [pid 5304] mkdir("./12", 0777 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 62 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 66 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 64 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 62 ./strace-static-x86_64: Process 5688 attached ./strace-static-x86_64: Process 5686 attached ./strace-static-x86_64: Process 5687 attached ./strace-static-x86_64: Process 5689 attached [pid 5687] set_robust_list(0x555555f9d5e0, 24 [pid 5686] set_robust_list(0x555555f9d5e0, 24 [pid 5689] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5687] <... set_robust_list resumed>) = 0 [pid 5686] <... set_robust_list resumed>) = 0 [pid 5686] chdir("./12" [pid 5689] chdir("./13" [pid 5687] chdir("./13") = 0 [pid 5689] <... chdir resumed>) = 0 [pid 5686] <... chdir resumed>) = 0 [pid 5687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5689] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5686] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5687] <... prctl resumed>) = 0 [pid 5689] <... prctl resumed>) = 0 [pid 5686] <... prctl resumed>) = 0 [pid 5687] setpgid(0, 0 [pid 5689] setpgid(0, 0 [pid 5686] setpgid(0, 0 [pid 5689] <... setpgid resumed>) = 0 [pid 5687] <... setpgid resumed>) = 0 [pid 5686] <... setpgid resumed>) = 0 [pid 5689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5688] set_robust_list(0x555555f9d5e0, 24 [pid 5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5689] <... openat resumed>) = 3 [pid 5688] <... set_robust_list resumed>) = 0 [pid 5686] <... openat resumed>) = 3 [pid 5689] write(3, "1000", 4 [pid 5687] <... openat resumed>) = 3 [pid 5686] write(3, "1000", 4 [pid 5689] <... write resumed>) = 4 [pid 5687] write(3, "1000", 4 [pid 5686] <... write resumed>) = 4 [pid 5689] close(3 [pid 5688] chdir("./12" [pid 5687] <... write resumed>) = 4 [pid 5686] close(3 [pid 5689] <... close resumed>) = 0 [pid 5688] <... chdir resumed>) = 0 [pid 5687] close(3 [pid 5686] <... close resumed>) = 0 [pid 5689] symlink("/dev/binderfs", "./binderfs" [pid 5688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5687] <... close resumed>) = 0 [pid 5686] symlink("/dev/binderfs", "./binderfs" [pid 5688] <... prctl resumed>) = 0 [pid 5687] symlink("/dev/binderfs", "./binderfs" [pid 5688] setpgid(0, 0) = 0 [pid 5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5688] write(3, "1000", 4) = 4 [pid 5688] close(3) = 0 [pid 5688] symlink("/dev/binderfs", "./binderfs" [pid 5305] <... mkdir resumed>) = 0 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 63 ./strace-static-x86_64: Process 5690 attached [pid 5690] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5690] chdir("./12") = 0 [pid 5690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5690] setpgid(0, 0) = 0 [pid 5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5690] write(3, "1000", 4) = 4 [pid 5690] close(3) = 0 [pid 5690] symlink("/dev/binderfs", "./binderfs" [pid 5689] <... symlink resumed>) = 0 [pid 5688] <... symlink resumed>) = 0 [pid 5687] <... symlink resumed>) = 0 [pid 5686] <... symlink resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5689] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5689] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 64 [pid 5689] <... mmap resumed>) = 0x7f3a0081d000 [pid 5688] <... mmap resumed>) = 0x7f3a0081d000 [pid 5687] <... mmap resumed>) = 0x7f3a0081d000 [pid 5686] <... mmap resumed>) = 0x7f3a0081d000 [pid 5689] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5688] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5687] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5686] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5689] <... mprotect resumed>) = 0 [pid 5688] <... mprotect resumed>) = 0 [pid 5687] <... mprotect resumed>) = 0 [pid 5686] <... mprotect resumed>) = 0 [pid 5689] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5688] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5687] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5686] clone(child_stack=0x7f3a0083d3f0, 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 5691 attached [pid 5691] set_robust_list(0x555555f9d5e0, 24 [pid 5689] <... clone resumed>, parent_tid=[65], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 65 [pid 5688] <... clone resumed>, parent_tid=[63], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 63 [pid 5687] <... clone resumed>, parent_tid=[67], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 67 [pid 5686] <... clone resumed>, parent_tid=[63], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 63 [pid 5689] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] <... set_robust_list resumed>) = 0 [pid 5689] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5694 attached [pid 5691] chdir("./12" [pid 5689] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5695 attached [pid 5694] set_robust_list(0x7f3a0083d9e0, 24 [pid 5691] <... chdir resumed>) = 0 ./strace-static-x86_64: Process 5693 attached ./strace-static-x86_64: Process 5692 attached [pid 5695] set_robust_list(0x7f3a0083d9e0, 24 [pid 5694] <... set_robust_list resumed>) = 0 [pid 5691] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5695] <... set_robust_list resumed>) = 0 [pid 5694] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5693] set_robust_list(0x7f3a0083d9e0, 24 [pid 5691] <... prctl resumed>) = 0 [pid 5692] set_robust_list(0x7f3a0083d9e0, 24 [pid 5695] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5693] <... set_robust_list resumed>) = 0 [pid 5692] <... set_robust_list resumed>) = 0 [pid 5691] setpgid(0, 0 [pid 5693] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5691] <... setpgid resumed>) = 0 [pid 5691] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5691] write(3, "1000", 4 [pid 5692] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5691] <... write resumed>) = 4 [pid 5691] close(3) = 0 [pid 5691] symlink("/dev/binderfs", "./binderfs" [pid 5690] <... symlink resumed>) = 0 [pid 5690] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5690] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5690] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[64], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 64 [pid 5690] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5696 attached ) = 0 [pid 5696] set_robust_list(0x7f3a0083d9e0, 24 [pid 5690] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5696] <... set_robust_list resumed>) = 0 [pid 5696] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] <... mmap resumed>) = 0x7f3a007fc000 [pid 5687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5687] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5688] <... mprotect resumed>) = 0 [pid 5689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5688] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5697 attached [pid 5689] <... mmap resumed>) = 0x7f3a007fc000 [pid 5687] <... mmap resumed>) = 0x7f3a007fc000 [pid 5686] <... mmap resumed>) = 0x7f3a007fc000 [pid 5697] set_robust_list(0x7f3a0081c9e0, 24 [pid 5689] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5688] <... clone resumed>, parent_tid=[64], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 64 [pid 5687] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5686] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5697] <... set_robust_list resumed>) = 0 [pid 5689] <... mprotect resumed>) = 0 [pid 5688] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... mprotect resumed>) = 0 [pid 5686] <... mprotect resumed>) = 0 [pid 5697] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5689] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5688] <... futex resumed>) = 0 [pid 5687] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5686] clone(child_stack=0x7f3a0081c3f0, 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 5700 attached ./strace-static-x86_64: Process 5699 attached ./strace-static-x86_64: Process 5698 attached [pid 5697] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5700] set_robust_list(0x7f3a0081c9e0, 24 [pid 5699] set_robust_list(0x7f3a0081c9e0, 24 [pid 5698] set_robust_list(0x7f3a0081c9e0, 24 [pid 5697] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... clone resumed>, parent_tid=[66], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 66 [pid 5688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5687] <... clone resumed>, parent_tid=[68], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 68 [pid 5686] <... clone resumed>, parent_tid=[64], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 64 [pid 5700] <... set_robust_list resumed>) = 0 [pid 5699] <... set_robust_list resumed>) = 0 [pid 5698] <... set_robust_list resumed>) = 0 [pid 5697] <... futex resumed>) = 0 [pid 5689] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5698] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5700] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5697] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5689] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5699] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5698] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5699] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5698] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5699] <... futex resumed>) = 1 [pid 5698] <... futex resumed>) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5689] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5700] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5699] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5698] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5689] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... futex resumed>) = 1 [pid 5699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5698] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] <... mmap resumed>) = 0x7f3a007fc000 [pid 5689] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5700] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5699] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5698] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5690] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5689] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5700] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5686] <... futex resumed>) = 0 [pid 5700] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5686] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5690] <... mprotect resumed>) = 0 [pid 5690] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[65], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 65 [pid 5690] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5690] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5701 attached [pid 5701] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5701] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5701] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5690] <... futex resumed>) = 0 [pid 5701] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5690] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] <... futex resumed>) = 0 [pid 5688] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5701] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5690] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5688] <... futex resumed>) = 0 [pid 5689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] <... futex resumed>) = 0 [pid 5688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5687] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5688] <... mmap resumed>) = 0x7f3a007db000 [pid 5687] <... futex resumed>) = 0 [pid 5689] <... mmap resumed>) = 0x7f3a007db000 [pid 5688] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5689] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5688] <... mprotect resumed>) = 0 [pid 5687] <... mmap resumed>) = 0x7f3a007db000 [pid 5686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] <... mprotect resumed>) = 0 [pid 5688] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5687] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5686] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5687] <... mprotect resumed>) = 0 [pid 5686] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5702 attached [pid 5695] <... openat resumed>) = 3 [pid 5694] <... openat resumed>) = 3 [pid 5693] <... openat resumed>) = 3 [pid 5692] <... openat resumed>) = 3 [pid 5691] <... symlink resumed>) = 0 [pid 5688] <... clone resumed>, parent_tid=[65], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 65 [pid 5687] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5703 attached [pid 5702] set_robust_list(0x7f3a007fb9e0, 24 [pid 5695] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... clone resumed>, parent_tid=[67], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 67 [pid 5688] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... mmap resumed>) = 0x7f3a007db000 [pid 5695] <... futex resumed>) = 0 [pid 5694] <... futex resumed>) = 0 [pid 5693] <... futex resumed>) = 0 [pid 5691] <... futex resumed>) = 0 [pid 5689] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... clone resumed>, parent_tid=[69], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 69 [pid 5686] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5703] set_robust_list(0x7f3a007fb9e0, 24 [pid 5702] <... set_robust_list resumed>) = 0 [pid 5695] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5694] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5693] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5692] <... futex resumed>) = 0 [pid 5691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] <... futex resumed>) = 0 [pid 5688] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... mprotect resumed>) = 0 [pid 5703] <... set_robust_list resumed>) = 0 [pid 5702] mknod("./file0", 000 [pid 5692] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] <... mmap resumed>) = 0x7f3a0081d000 [pid 5689] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] <... futex resumed>) = 0 [pid 5686] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5703] mknod("./file0", 000 [pid 5691] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5690] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5691] <... mprotect resumed>) = 0 [pid 5686] <... clone resumed>, parent_tid=[65], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 65 [pid 5691] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5690] <... futex resumed>) = 0 [pid 5686] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5686] <... futex resumed>) = 0 [pid 5691] <... clone resumed>, parent_tid=[65], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 65 [pid 5690] <... mmap resumed>) = 0x7f3a007db000 [pid 5686] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5705 attached [pid 5691] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5690] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5705] set_robust_list(0x7f3a007fb9e0, 24 [pid 5691] <... futex resumed>) = 0 [pid 5690] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5706 attached [pid 5705] <... set_robust_list resumed>) = 0 [pid 5691] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5690] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5706] set_robust_list(0x7f3a0083d9e0, 24 [pid 5705] mknod("./file0", 000 [pid 5706] <... set_robust_list resumed>) = 0 [pid 5690] <... clone resumed>, parent_tid=[66], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 66 ./strace-static-x86_64: Process 5704 attached [pid 5706] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5690] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5690] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5696] <... openat resumed>) = 3 [pid 5696] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5696] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 1 [pid 5689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5693] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5689] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] <... mount resumed>) = 0 [pid 5692] <... futex resumed>) = 0 [pid 5689] <... futex resumed>) = 1 [pid 5687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5693] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5689] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] <... futex resumed>) = 0 [pid 5693] <... futex resumed>) = 1 [pid 5692] <... mount resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 1 [pid 5686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5707 attached [pid 5704] set_robust_list(0x7f3a007fb9e0, 24 [pid 5694] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5693] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5692] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5688] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5687] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] set_robust_list(0x7f3a007fb9e0, 24 [pid 5704] <... set_robust_list resumed>) = 0 [pid 5695] <... futex resumed>) = 0 [pid 5694] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5693] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5692] <... futex resumed>) = 1 [pid 5691] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] <... futex resumed>) = 0 [pid 5688] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 1 [pid 5707] <... set_robust_list resumed>) = 0 [pid 5704] mknod("./file0", 000 [pid 5695] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5694] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5692] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] <... futex resumed>) = 0 [pid 5689] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5688] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5686] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5707] mknod("./file0", 000 [pid 5694] <... futex resumed>) = 1 [pid 5692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] <... futex resumed>) = 0 [pid 5687] <... futex resumed>) = 0 [pid 5694] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5692] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5691] <... mmap resumed>) = 0x7f3a007fc000 [pid 5690] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5689] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5696] <... futex resumed>) = 0 [pid 5695] <... mount resumed>) = 0 [pid 5694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5691] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5690] <... futex resumed>) = 1 [pid 5687] <... futex resumed>) = 0 [pid 5696] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5695] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5694] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5691] <... mprotect resumed>) = 0 [pid 5690] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5687] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5694] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5691] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5696] <... mount resumed>) = 0 [pid 5695] <... futex resumed>) = 1 [pid 5694] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5708 attached [pid 5696] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5686] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] set_robust_list(0x7f3a0081c9e0, 24 [pid 5696] <... futex resumed>) = 1 [pid 5695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] <... futex resumed>) = 0 [pid 5686] <... futex resumed>) = 0 [pid 5708] <... set_robust_list resumed>) = 0 [pid 5696] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5690] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5686] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5690] <... futex resumed>) = 0 [pid 5696] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5690] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5694] <... futex resumed>) = 1 [pid 5694] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] <... clone resumed>, parent_tid=[66], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 66 [pid 5687] <... futex resumed>) = 0 [pid 5691] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5708] <... futex resumed>) = 0 [pid 5708] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5691] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5708] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5708] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5691] <... futex resumed>) = 0 [pid 5708] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5708] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5691] <... futex resumed>) = 0 [pid 5708] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5691] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5693] <... mount resumed>) = 0 [pid 5688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5689] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5693] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... openat resumed>) = 3 [pid 5705] <... mknod resumed>) = 0 [pid 5703] <... mknod resumed>) = 0 [pid 5702] <... mknod resumed>) = 0 [pid 5696] <... mount resumed>) = 0 [pid 5695] <... mount resumed>) = 0 [pid 5693] <... futex resumed>) = 0 [pid 5692] <... mount resumed>) = 0 [pid 5690] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5686] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5706] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5705] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5703] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5702] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5693] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5692] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5706] <... futex resumed>) = 0 [pid 5705] <... futex resumed>) = 0 [pid 5703] <... futex resumed>) = 0 [pid 5702] <... futex resumed>) = 0 [pid 5692] <... futex resumed>) = 0 [pid 5706] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5705] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5703] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5702] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5696] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5695] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5692] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] <... futex resumed>) = 0 [pid 5696] <... futex resumed>) = 0 [pid 5696] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5695] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5691] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 1 ./strace-static-x86_64: Process 5710 attached ./strace-static-x86_64: Process 5709 attached [pid 5706] <... futex resumed>) = 0 [pid 5691] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5710] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5709] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 77.182287][ T5693] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 77.192467][ T5692] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 77.205344][ T5695] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 77.214298][ T5696] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5706] mknod("./file0", 000./strace-static-x86_64: Process 5711 attached [pid 5711] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5713 attached [pid 5713] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5712 attached [pid 5712] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5691] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5691] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5691] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5691] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5691] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[67], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 67 [pid 5691] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5691] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5714 attached [pid 5714] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5714] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 5715 attached ) = 0 [pid 5715] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5714] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5691] <... futex resumed>) = 0 [pid 5714] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5691] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5714] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5691] <... futex resumed>) = 0 [pid 5714] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5691] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5714] <... mount resumed>) = 0 [pid 5714] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... mknod resumed>) = 0 [pid 5704] <... mknod resumed>) = 0 [pid 5691] <... futex resumed>) = 0 [pid 5714] <... futex resumed>) = 1 [pid 5714] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5707] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5704] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5707] <... futex resumed>) = 0 [pid 5704] <... futex resumed>) = 0 [pid 5707] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5704] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5706] <... mknod resumed>) = 0 [pid 5706] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5706] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5687] close(3) = 0 [pid 5687] close(4) = -1 EBADF (Bad file descriptor) [pid 5687] close(5) = -1 EBADF (Bad file descriptor) [pid 5687] close(6 [pid 5688] close(3 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] <... close resumed>) = 0 [pid 5687] close(7 [pid 5690] close(3) = 0 [pid 5690] close(4) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] close(5) = -1 EBADF (Bad file descriptor) [pid 5690] close(6) = -1 EBADF (Bad file descriptor) [pid 5690] close(7) = -1 EBADF (Bad file descriptor) [pid 5690] close(8) = -1 EBADF (Bad file descriptor) [pid 5690] close(9) = -1 EBADF (Bad file descriptor) [pid 5690] close(10) = -1 EBADF (Bad file descriptor) [pid 5690] close(11 [pid 5687] close(8 [pid 5688] close(4 [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] close(12) = -1 EBADF (Bad file descriptor) [pid 5690] close(13 [pid 5689] close(3 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = 0 [pid 5688] close(5 [pid 5687] close(9 [pid 5686] close(3 [pid 5690] close(14 [pid 5689] close(4 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = 0 [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(6 [pid 5687] close(10 [pid 5686] close(4 [pid 5690] close(15 [pid 5689] close(5 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(7 [pid 5687] close(11 [pid 5686] close(5 [pid 5690] close(16 [pid 5689] close(6 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(8 [pid 5687] close(12 [pid 5686] close(6 [pid 5690] close(17 [pid 5689] close(7 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(9 [pid 5687] close(13 [pid 5686] close(7 [pid 5690] close(18 [pid 5689] close(8 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(10 [pid 5687] close(14 [pid 5686] close(8 [pid 5690] close(19 [pid 5689] close(9 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(11 [pid 5687] close(15 [pid 5686] close(9 [pid 5690] close(20 [pid 5689] close(10 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(12 [pid 5687] close(16 [pid 5686] close(10 [pid 5690] close(21 [pid 5689] close(11 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(13 [pid 5687] close(17 [pid 5686] close(11 [pid 5690] close(22 [pid 5689] close(12 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(14 [pid 5687] close(18 [pid 5686] close(12 [pid 5690] close(23 [pid 5689] close(13 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(15 [pid 5687] close(19 [pid 5686] close(13 [pid 5690] close(24 [pid 5689] close(14 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(16 [pid 5687] close(20 [pid 5686] close(14 [pid 5690] close(25 [pid 5689] close(15 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(17 [pid 5687] close(21 [pid 5686] close(15 [pid 5690] close(26 [pid 5689] close(16 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] close(16 [pid 5690] close(27 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(18 [pid 5687] close(22 [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(17 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] close(17 [pid 5690] close(28 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(19 [pid 5687] close(23 [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(18 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] close(18 [pid 5690] close(29 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(20 [pid 5687] close(24 [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5690] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(19 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] close(19 [pid 5690] exit_group(0 [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5707] <... futex resumed>) = ? [pid 5701] <... clone3 resumed> ) = ? [pid 5696] <... futex resumed>) = ? [pid 5690] <... exit_group resumed>) = ? [pid 5686] close(20 [pid 5707] +++ exited with 0 +++ [pid 5701] +++ exited with 0 +++ [pid 5696] +++ exited with 0 +++ [pid 5690] +++ exited with 0 +++ [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(21 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(20 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] close(25 [pid 5686] close(21 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(22 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(21 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] close(26 [pid 5686] close(22 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(23 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(22 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] close(27 [pid 5686] close(23 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(24 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(23 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] close(28 [pid 5686] close(24 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(25 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(24 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] close(29 [pid 5686] close(25 [pid 5305] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(26 [pid 5687] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5689] close(25 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5687] exit_group(0 [pid 5686] close(26 [pid 5305] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5704] <... futex resumed>) = ? [pid 5699] <... clone3 resumed> ) = ? [pid 5694] <... futex resumed>) = ? [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(27 [pid 5687] <... exit_group resumed>) = ? [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] <... openat resumed>) = 3 [pid 5704] +++ exited with 0 +++ [pid 5699] +++ exited with 0 +++ [pid 5694] +++ exited with 0 +++ [pid 5689] close(26 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] close(27) = -1 EBADF (Bad file descriptor) [pid 5687] +++ exited with 0 +++ [pid 5686] close(28) = -1 EBADF (Bad file descriptor) [pid 5686] close(29 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5305] fstat(3, [pid 5688] close(28 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5689] close(27 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] close(29 [pid 5686] exit_group(0 [pid 5305] getdents64(3, [pid 5705] <... futex resumed>) = ? [pid 5700] <... clone3 resumed> ) = ? [pid 5695] <... futex resumed>) = ? [pid 5689] close(28 [pid 5688] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5686] <... exit_group resumed>) = ? [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5705] +++ exited with 0 +++ [pid 5700] +++ exited with 0 +++ [pid 5695] +++ exited with 0 +++ [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] exit_group(0 [pid 5686] +++ exited with 0 +++ [pid 5305] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5702] <... futex resumed>) = ? [pid 5697] <... clone3 resumed> ) = ? [pid 5693] <... futex resumed>) = ? [pid 5689] close(29 [pid 5688] <... exit_group resumed>) = ? [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5702] +++ exited with 0 +++ [pid 5697] +++ exited with 0 +++ [pid 5693] +++ exited with 0 +++ [pid 5689] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5688] +++ exited with 0 +++ [pid 5307] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5305] lstat("./12/binderfs", [pid 5689] exit_group(0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5703] <... futex resumed>) = ? [pid 5698] <... clone3 resumed> ) = ? [pid 5692] <... futex resumed>) = ? [pid 5689] <... exit_group resumed>) = ? [pid 5307] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] <... restart_syscall resumed>) = 0 [pid 5305] unlink("./12/binderfs" [pid 5703] +++ exited with 0 +++ [pid 5698] +++ exited with 0 +++ [pid 5692] +++ exited with 0 +++ [pid 5306] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5689] +++ exited with 0 +++ [pid 5307] <... openat resumed>) = 3 [pid 5306] <... openat resumed>) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=11} --- [pid 5307] fstat(3, [pid 5691] close(3 [pid 5306] getdents64(3, [pid 5691] <... close resumed>) = 0 [pid 5308] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5691] close(4 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] getdents64(3, [pid 5306] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5691] close(5 [pid 5308] <... openat resumed>) = 3 [pid 5307] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./12/binderfs", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] fstat(3, [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5691] close(6 [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] lstat("./13/binderfs", [pid 5306] unlink("./12/binderfs" [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] getdents64(3, [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... openat resumed>) = 3 [pid 5691] close(7 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] unlink("./13/binderfs" [pid 5303] fstat(3, [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5691] close(8 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] lstat("./12/binderfs", [pid 5691] close(9 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] getdents64(3, [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] unlink("./12/binderfs" [pid 5691] close(10 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5691] close(11 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] lstat("./13/binderfs", [pid 5691] close(12) = -1 EBADF (Bad file descriptor) [pid 5691] close(13 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5691] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] unlink("./13/binderfs" [pid 5691] close(14) = -1 EBADF (Bad file descriptor) [pid 5691] close(15) = -1 EBADF (Bad file descriptor) [pid 5691] close(16) = -1 EBADF (Bad file descriptor) [pid 5691] close(17) = -1 EBADF (Bad file descriptor) [pid 5691] close(18) = -1 EBADF (Bad file descriptor) [pid 5691] close(19) = -1 EBADF (Bad file descriptor) [pid 5691] close(20) = -1 EBADF (Bad file descriptor) [pid 5691] close(21) = -1 EBADF (Bad file descriptor) [pid 5691] close(22) = -1 EBADF (Bad file descriptor) [pid 5691] close(23) = -1 EBADF (Bad file descriptor) [pid 5691] close(24) = -1 EBADF (Bad file descriptor) [pid 5691] close(25) = -1 EBADF (Bad file descriptor) [pid 5691] close(26) = -1 EBADF (Bad file descriptor) [pid 5691] close(27) = -1 EBADF (Bad file descriptor) [pid 5691] close(28) = -1 EBADF (Bad file descriptor) [pid 5691] close(29) = -1 EBADF (Bad file descriptor) [pid 5691] exit_group(0 [pid 5714] <... futex resumed>) = ? [pid 5708] <... clone3 resumed> ) = ? [pid 5691] <... exit_group resumed>) = ? [pid 5706] <... futex resumed>) = ? [pid 5714] +++ exited with 0 +++ [pid 5708] +++ exited with 0 +++ [pid 5706] +++ exited with 0 +++ [pid 5691] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./12", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./12", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./12/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./12/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./12/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5308] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./12/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] <... unlink resumed>) = 0 [pid 5304] lstat("./12/hugetlb.1GB.usage_in_bytes", [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./13/hugetlb.1GB.usage_in_bytes", [pid 5304] unlink("./12/hugetlb.1GB.usage_in_bytes" [pid 5303] lstat("./13/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5306] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5308] <... umount2 resumed>) = 0 [pid 5306] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./12/file0", [pid 5305] lstat("./12/file0", [pid 5308] lstat("./12/file0", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./12/file0" [pid 5305] unlink("./12/file0" [pid 5308] unlink("./12/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./13/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] <... umount2 resumed>) = 0 [pid 5303] <... umount2 resumed>) = 0 [pid 5307] unlink("./13/file0" [pid 5304] umount2("./12/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./12/file0", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./13/file0", [pid 5304] unlink("./12/file0" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./13/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./12/core", [pid 5306] lstat("./12/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./12/core", [pid 5308] unlink("./12/core" [pid 5306] unlink("./12/core" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] unlink("./12/core" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./13/core", [pid 5303] lstat("./13/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5307] unlink("./13/core" [pid 5303] unlink("./13/core" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] rmdir("./12" [pid 5305] rmdir("./12" [pid 5306] getdents64(3, [pid 5304] umount2("./12/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] close(3 [pid 5304] lstat("./12/core", [pid 5306] <... close resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5306] rmdir("./12" [pid 5304] unlink("./12/core" [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] mkdir("./13", 0777 [pid 5307] getdents64(3, [pid 5305] mkdir("./13", 0777 [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3 [pid 5303] close(3 [pid 5307] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5307] rmdir("./13" [pid 5303] rmdir("./13" [pid 5304] <... unlink resumed>) = 0 [pid 5304] getdents64(3, [pid 5306] <... rmdir resumed>) = 0 [pid 5306] mkdir("./13", 0777 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./12" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] mkdir("./14", 0777 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] mkdir("./14", 0777./strace-static-x86_64: Process 5716 attached [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 67 ./strace-static-x86_64: Process 5717 attached [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 68 [pid 5716] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5716] chdir("./13") = 0 [pid 5716] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5717] set_robust_list(0x555555f9d5e0, 24 [pid 5716] <... prctl resumed>) = 0 [pid 5716] setpgid(0, 0) = 0 [pid 5717] <... set_robust_list resumed>) = 0 [pid 5716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5717] chdir("./13" [pid 5716] <... openat resumed>) = 3 [pid 5716] write(3, "1000", 4) = 4 [pid 5717] <... chdir resumed>) = 0 [pid 5716] close(3) = 0 [pid 5716] symlink("/dev/binderfs", "./binderfs" [pid 5717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5717] setpgid(0, 0) = 0 [pid 5717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5717] write(3, "1000", 4) = 4 [pid 5717] close(3) = 0 [pid 5717] symlink("/dev/binderfs", "./binderfs" [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] mkdir("./13", 0777 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 67 ./strace-static-x86_64: Process 5718 attached [pid 5718] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5718] chdir("./13") = 0 [pid 5718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5718] setpgid(0, 0) = 0 [pid 5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5718] write(3, "1000", 4) = 4 [pid 5718] close(3) = 0 [pid 5718] symlink("/dev/binderfs", "./binderfs" [pid 5717] <... symlink resumed>) = 0 [pid 5716] <... symlink resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5717] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5719 attached [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5720 attached [pid 5719] set_robust_list(0x555555f9d5e0, 24 [pid 5717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 71 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 69 [pid 5720] set_robust_list(0x555555f9d5e0, 24 [pid 5719] <... set_robust_list resumed>) = 0 [pid 5717] <... mmap resumed>) = 0x7f3a0081d000 [pid 5716] <... mmap resumed>) = 0x7f3a0081d000 [pid 5717] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5716] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5720] <... set_robust_list resumed>) = 0 [pid 5719] chdir("./14" [pid 5717] <... mprotect resumed>) = 0 [pid 5716] <... mprotect resumed>) = 0 [pid 5719] <... chdir resumed>) = 0 [pid 5717] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5716] clone(child_stack=0x7f3a0083d3f0, 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 5722 attached ./strace-static-x86_64: Process 5721 attached [pid 5720] chdir("./14" [pid 5719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5722] set_robust_list(0x7f3a0083d9e0, 24 [pid 5721] set_robust_list(0x7f3a0083d9e0, 24 [pid 5717] <... clone resumed>, parent_tid=[69], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 69 [pid 5716] <... clone resumed>, parent_tid=[68], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 68 [pid 5720] <... chdir resumed>) = 0 [pid 5719] <... prctl resumed>) = 0 [pid 5719] setpgid(0, 0 [pid 5717] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5721] <... set_robust_list resumed>) = 0 [pid 5722] <... set_robust_list resumed>) = 0 [pid 5720] <... prctl resumed>) = 0 [pid 5719] <... setpgid resumed>) = 0 [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5721] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5720] setpgid(0, 0 [pid 5717] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5716] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5720] <... setpgid resumed>) = 0 [pid 5719] <... openat resumed>) = 3 [pid 5720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5719] write(3, "1000", 4 [pid 5720] <... openat resumed>) = 3 [pid 5719] <... write resumed>) = 4 [pid 5720] write(3, "1000", 4 [pid 5719] close(3 [pid 5722] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5720] <... write resumed>) = 4 [pid 5719] <... close resumed>) = 0 [pid 5720] close(3 [pid 5719] symlink("/dev/binderfs", "./binderfs" [pid 5720] <... close resumed>) = 0 [pid 5720] symlink("/dev/binderfs", "./binderfs" [pid 5717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5717] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5718] <... symlink resumed>) = 0 [pid 5717] <... mmap resumed>) = 0x7f3a007fc000 [pid 5716] <... mmap resumed>) = 0x7f3a007fc000 [pid 5304] <... mkdir resumed>) = 0 [pid 5718] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5716] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5718] <... futex resumed>) = 0 [pid 5717] <... mprotect resumed>) = 0 [pid 5716] <... mprotect resumed>) = 0 [pid 5717] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5716] clone(child_stack=0x7f3a0081c3f0, 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 5725 attached [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5717] <... clone resumed>, parent_tid=[70], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 70 [pid 5716] <... clone resumed>, parent_tid=[69], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 69 [pid 5718] <... mmap resumed>) = 0x7f3a0081d000 [pid 5717] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 69 [pid 5718] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5723 attached [pid 5718] <... mprotect resumed>) = 0 [pid 5717] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5716] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] set_robust_list(0x555555f9d5e0, 24 [pid 5718] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5725] set_robust_list(0x7f3a0081c9e0, 24 [pid 5723] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5724 attached [pid 5725] <... set_robust_list resumed>) = 0 [pid 5723] chdir("./13" [pid 5718] <... clone resumed>, parent_tid=[68], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 68 [pid 5718] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5725] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5724] set_robust_list(0x7f3a0081c9e0, 24 [pid 5723] <... chdir resumed>) = 0 [pid 5724] <... set_robust_list resumed>) = 0 [pid 5723] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5718] <... futex resumed>) = 0 [pid 5725] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5726 attached [pid 5724] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5723] <... prctl resumed>) = 0 [pid 5718] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5725] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] set_robust_list(0x7f3a0083d9e0, 24 [pid 5725] <... futex resumed>) = 1 [pid 5724] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5723] setpgid(0, 0 [pid 5716] <... futex resumed>) = 0 [pid 5726] <... set_robust_list resumed>) = 0 [pid 5725] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5724] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] <... setpgid resumed>) = 0 [pid 5716] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5725] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5724] <... futex resumed>) = 1 [pid 5723] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5717] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5725] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5724] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] <... openat resumed>) = 3 [pid 5717] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5724] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5723] write(3, "1000", 4 [pid 5717] <... futex resumed>) = 0 [pid 5724] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5723] <... write resumed>) = 4 [pid 5717] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] close(3) = 0 [pid 5723] symlink("/dev/binderfs", "./binderfs" [pid 5718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5718] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5718] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5718] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5716] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5718] <... clone resumed>, parent_tid=[69], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 69 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5718] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5716] <... mmap resumed>) = 0x7f3a007db000 [pid 5718] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5716] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5716] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[70], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 70 ./strace-static-x86_64: Process 5728 attached [pid 5716] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5716] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5728] set_robust_list(0x7f3a0081c9e0, 24./strace-static-x86_64: Process 5729 attached ) = 0 [pid 5729] set_robust_list(0x7f3a007fb9e0, 24 [pid 5728] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5729] <... set_robust_list resumed>) = 0 [pid 5728] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] mknod("./file0", 000 [pid 5728] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... futex resumed>) = 0 [pid 5728] <... futex resumed>) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5728] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5718] <... futex resumed>) = 0 [pid 5717] <... mmap resumed>) = 0x7f3a007db000 [pid 5728] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5718] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5717] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[71], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 71 [pid 5717] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5717] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5730 attached [pid 5730] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5730] mknod("./file0", 000 [pid 5716] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5722] <... openat resumed>) = 3 [pid 5721] <... openat resumed>) = 3 [pid 5720] <... symlink resumed>) = 0 [pid 5719] <... symlink resumed>) = 0 [pid 5722] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... futex resumed>) = 0 [pid 5721] <... futex resumed>) = 0 [pid 5720] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 0 [pid 5722] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5721] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5716] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5720] <... mmap resumed>) = 0x7f3a0081d000 [pid 5719] <... mmap resumed>) = 0x7f3a0081d000 [pid 5716] <... mmap resumed>) = 0x7f3a007ba000 [pid 5720] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5719] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5720] <... mprotect resumed>) = 0 [pid 5719] <... mprotect resumed>) = 0 [pid 5718] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5719] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5718] <... futex resumed>) = 0 [pid 5716] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5731 attached [pid 5718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5717] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5716] <... mprotect resumed>) = 0 [pid 5720] <... clone resumed>, parent_tid=[70], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 70 [pid 5719] <... clone resumed>, parent_tid=[72], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 72 [pid 5718] <... mmap resumed>) = 0x7f3a007db000 [pid 5717] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5731] set_robust_list(0x7f3a0083d9e0, 24 [pid 5721] <... futex resumed>) = 0 [pid 5720] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5717] <... futex resumed>) = 1 [pid 5721] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5720] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = 0 [pid 5718] <... mprotect resumed>) = 0 [pid 5717] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5716] <... clone resumed>, parent_tid=[71], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 71 ./strace-static-x86_64: Process 5732 attached [pid 5721] <... mount resumed>) = 0 [pid 5720] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5719] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5718] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5716] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] set_robust_list(0x7f3a0083d9e0, 24 [pid 5731] <... set_robust_list resumed>) = 0 [pid 5721] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5716] <... futex resumed>) = 0 [pid 5732] <... set_robust_list resumed>) = 0 [pid 5721] <... futex resumed>) = 1 [pid 5718] <... clone resumed>, parent_tid=[70], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 70 [pid 5717] <... futex resumed>) = 0 [pid 5716] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5731] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5732] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5721] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5718] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5721] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5718] <... futex resumed>) = 0 [pid 5717] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5735 attached [pid 5721] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5718] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5717] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5734 attached ./strace-static-x86_64: Process 5733 attached [pid 5735] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5734] set_robust_list(0x7f3a007da9e0, 24 [pid 5733] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5735] mknod("./file0", 000 [pid 5734] <... set_robust_list resumed>) = 0 [pid 5734] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5734] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5734] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5721] <... mount resumed>) = 0 [pid 5716] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5737 attached [pid 5721] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5722] <... futex resumed>) = 0 [pid 5716] <... futex resumed>) = 1 [pid 5737] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5722] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5721] <... futex resumed>) = 1 [pid 5717] <... futex resumed>) = 0 [pid 5716] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5722] <... mount resumed>) = 0 [pid 5721] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5722] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5716] <... futex resumed>) = 0 [pid 5722] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5738 attached [pid 5738] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5726] <... openat resumed>) = 3 [pid 5723] <... symlink resumed>) = 0 [pid 5726] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5726] <... futex resumed>) = 0 [pid 5723] <... futex resumed>) = 0 [pid 5726] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5723] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5723] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5723] <... clone resumed>, parent_tid=[70], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 70 [pid 5720] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5718] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5723] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5718] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5723] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5739 attached [pid 5720] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = 0 [pid 5726] <... futex resumed>) = 0 [pid 5718] <... futex resumed>) = 1 [pid 5726] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL) = 0 [pid 5720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5718] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5726] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5719] <... mmap resumed>) = 0x7f3a007fc000 [pid 5726] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] <... mmap resumed>) = 0x7f3a007fc000 [pid 5719] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5718] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5720] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5739] set_robust_list(0x7f3a0083d9e0, 24 [pid 5719] <... mprotect resumed>) = 0 [pid 5718] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... set_robust_list resumed>) = 0 [pid 5739] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5726] <... futex resumed>) = 0 [pid 5720] <... mprotect resumed>) = 0 [pid 5718] <... futex resumed>) = 1 [pid 5726] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5719] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5718] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5720] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5719] <... clone resumed>, parent_tid=[73], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 73 [pid 5720] <... clone resumed>, parent_tid=[71], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 71 [pid 5719] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5741 attached [pid 5720] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... futex resumed>) = 0 [pid 5720] <... futex resumed>) = 0 [pid 5719] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5720] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5741] set_robust_list(0x7f3a0081c9e0, 24./strace-static-x86_64: Process 5740 attached ) = 0 [pid 5741] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5740] set_robust_list(0x7f3a0081c9e0, 24 [pid 5741] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5741] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5720] <... futex resumed>) = 0 [pid 5741] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5741] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5720] <... futex resumed>) = 0 [pid 5741] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5726] <... mount resumed>) = 0 [pid 5720] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5740] <... set_robust_list resumed>) = 0 [pid 5726] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5718] <... futex resumed>) = 0 [pid 5726] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5740] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5740] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... futex resumed>) = 0 [pid 5740] <... futex resumed>) = 1 [pid 5740] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5719] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5719] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5723] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5723] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5723] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[71], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 71 [pid 5723] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5742 attached [pid 5742] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5742] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5742] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5723] <... futex resumed>) = 0 [pid 5742] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5723] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 79.656086][ T5726] EXT4-fs: 3 callbacks suppressed [ 79.656103][ T5726] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5723] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5720] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] <... openat resumed>) = 3 [pid 5731] <... openat resumed>) = 3 [pid 5730] <... mknod resumed>) = 0 [pid 5729] <... mknod resumed>) = 0 [pid 5720] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5731] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5732] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = 0 [pid 5730] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5729] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5720] <... mmap resumed>) = 0x7f3a007db000 [pid 5719] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] <... futex resumed>) = 0 [pid 5731] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] <... futex resumed>) = 0 [pid 5729] <... futex resumed>) = 0 [pid 5720] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5719] <... futex resumed>) = 0 [pid 5732] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5730] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5729] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] <... mprotect resumed>) = 0 [pid 5719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5720] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5719] <... mmap resumed>) = 0x7f3a007db000 [pid 5719] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5720] <... clone resumed>, parent_tid=[72], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 72 [pid 5720] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... mprotect resumed>) = 0 [pid 5720] <... futex resumed>) = 0 [pid 5720] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5719] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[74], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 74 [pid 5719] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5719] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5743 attached [pid 5743] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5743] mknod("./file0", 000./strace-static-x86_64: Process 5744 attached [pid 5744] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5744] mknod("./file0", 000 [pid 5723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5723] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5723] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5723] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[72], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 72 [pid 5723] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5745 attached [pid 5745] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5745] mknod("./file0", 000 [pid 5720] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5720] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] <... futex resumed>) = 0 [pid 5720] <... futex resumed>) = 1 [pid 5731] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5720] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5731] <... mount resumed>) = 0 [pid 5719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5731] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] <... futex resumed>) = 0 [pid 5731] <... futex resumed>) = 1 [pid 5720] <... futex resumed>) = 0 [pid 5719] <... futex resumed>) = 1 [pid 5732] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5731] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5720] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5732] <... mount resumed>) = 0 [pid 5731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5720] <... futex resumed>) = 0 [pid 5732] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5731] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5720] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5732] <... futex resumed>) = 1 [pid 5719] <... futex resumed>) = 0 [pid 5732] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5731] <... mount resumed>) = 0 [pid 5719] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5731] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5719] <... futex resumed>) = 0 [pid 5731] <... futex resumed>) = 1 [pid 5720] <... futex resumed>) = 0 [pid 5731] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5732] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5719] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5732] <... mount resumed>) = 0 [pid 5732] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5719] <... futex resumed>) = 0 [pid 5723] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5732] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] <... futex resumed>) = 0 [pid 5723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5723] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5723] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[73], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 73 [pid 5723] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5723] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5746 attached [pid 5746] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5746] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 5747 attached [pid 5739] <... openat resumed>) = 3 [pid 5735] <... mknod resumed>) = 0 [pid 5747] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5739] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5735] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... futex resumed>) = 0 [pid 5735] <... futex resumed>) = 0 [pid 5739] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [ 79.810776][ T5731] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 79.833297][ T5732] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5735] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5723] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5739] <... futex resumed>) = 0 [pid 5723] <... futex resumed>) = 1 [pid 5739] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5723] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5739] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5739] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5723] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5748 attached [pid 5739] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5748] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5749 attached [pid 5749] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5717] close(3) = 0 [pid 5717] close(4) = -1 EBADF (Bad file descriptor) [pid 5717] close(5) = -1 EBADF (Bad file descriptor) [pid 5717] close(6) = -1 EBADF (Bad file descriptor) [pid 5717] close(7) = -1 EBADF (Bad file descriptor) [pid 5717] close(8) = -1 EBADF (Bad file descriptor) [pid 5717] close(9) = -1 EBADF (Bad file descriptor) [pid 5717] close(10) = -1 EBADF (Bad file descriptor) [pid 5716] close(3 [pid 5717] close(11 [pid 5716] <... close resumed>) = 0 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(4 [pid 5717] close(12 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(5 [pid 5717] close(13 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(6 [pid 5717] close(14 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(7 [pid 5717] close(15 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(8 [pid 5744] <... mknod resumed>) = 0 [pid 5743] <... mknod resumed>) = 0 [pid 5717] close(16 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5744] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5743] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(9 [pid 5744] <... futex resumed>) = 0 [pid 5743] <... futex resumed>) = 0 [pid 5717] close(17 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5744] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5743] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] close(10 [pid 5717] close(18) = -1 EBADF (Bad file descriptor) [pid 5717] close(19) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(20 [pid 5716] close(11 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(21 [pid 5716] close(12 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(22 [pid 5716] close(13 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(23 [pid 5716] close(14 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(24 [pid 5716] close(15 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(25 [pid 5716] close(16 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(26 [pid 5716] close(17 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(27 [pid 5716] close(18 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(28 [pid 5716] close(19 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] close(29 [pid 5716] close(20 [pid 5717] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5717] exit_group(0 [pid 5716] close(21 [pid 5730] <... futex resumed>) = ? [pid 5724] <... clone3 resumed> ) = ? [pid 5721] <... futex resumed>) = ? [pid 5717] <... exit_group resumed>) = ? [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5730] +++ exited with 0 +++ [pid 5724] +++ exited with 0 +++ [pid 5721] +++ exited with 0 +++ [pid 5717] +++ exited with 0 +++ [pid 5716] close(22) = -1 EBADF (Bad file descriptor) [pid 5716] close(23 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5718] close(3 [pid 5716] close(24 [pid 5305] <... restart_syscall resumed>) = 0 [pid 5718] <... close resumed>) = 0 [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5718] close(4 [pid 5716] close(25 [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5718] close(5 [pid 5716] close(26 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5718] close(6 [pid 5716] close(27 [pid 5305] <... openat resumed>) = 3 [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5718] close(7 [pid 5716] close(28 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5718] close(8 [pid 5716] close(29 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5718] close(9 [pid 5716] exit_group(0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5734] <... futex resumed>) = ? [pid 5729] <... futex resumed>) = ? [pid 5725] <... clone3 resumed> ) = ? [pid 5722] <... futex resumed>) = ? [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5716] <... exit_group resumed>) = ? [pid 5305] lstat("./13/binderfs", [pid 5734] +++ exited with 0 +++ [pid 5729] +++ exited with 0 +++ [pid 5725] +++ exited with 0 +++ [pid 5722] +++ exited with 0 +++ [pid 5718] close(10 [pid 5716] +++ exited with 0 +++ [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5305] unlink("./13/binderfs" [pid 5718] close(11) = -1 EBADF (Bad file descriptor) [pid 5718] close(12 [pid 5308] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5718] close(13 [pid 5308] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... openat resumed>) = 3 [pid 5718] close(14 [pid 5308] fstat(3, [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5718] close(15 [pid 5308] getdents64(3, [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5718] close(16 [pid 5308] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5718] close(17 [pid 5308] lstat("./13/binderfs", [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5718] close(18 [pid 5308] unlink("./13/binderfs" [pid 5718] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5718] close(19) = -1 EBADF (Bad file descriptor) [pid 5718] close(20) = -1 EBADF (Bad file descriptor) [pid 5718] close(21) = -1 EBADF (Bad file descriptor) [pid 5718] close(22) = -1 EBADF (Bad file descriptor) [pid 5718] close(23) = -1 EBADF (Bad file descriptor) [pid 5718] close(24) = -1 EBADF (Bad file descriptor) [pid 5718] close(25) = -1 EBADF (Bad file descriptor) [pid 5718] close(26) = -1 EBADF (Bad file descriptor) [pid 5718] close(27) = -1 EBADF (Bad file descriptor) [pid 5718] close(28) = -1 EBADF (Bad file descriptor) [pid 5718] close(29) = -1 EBADF (Bad file descriptor) [pid 5718] exit_group(0 [pid 5735] <... futex resumed>) = ? [pid 5728] <... clone3 resumed> ) = ? [pid 5726] <... futex resumed>) = ? [pid 5718] <... exit_group resumed>) = ? [pid 5735] +++ exited with 0 +++ [pid 5728] +++ exited with 0 +++ [pid 5726] +++ exited with 0 +++ [pid 5718] +++ exited with 0 +++ [pid 5745] <... mknod resumed>) = 0 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5306] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5746] <... mount resumed>) = 0 [pid 5745] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5746] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5745] <... futex resumed>) = 0 [pid 5306] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5746] <... futex resumed>) = 0 [pid 5745] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] <... openat resumed>) = 3 [pid 5746] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./13/binderfs" [pid 5720] close(3) = 0 [pid 5720] close(4) = -1 EBADF (Bad file descriptor) [pid 5720] close(5) = -1 EBADF (Bad file descriptor) [pid 5720] close(6) = -1 EBADF (Bad file descriptor) [pid 5720] close(7) = -1 EBADF (Bad file descriptor) [pid 5720] close(8) = -1 EBADF (Bad file descriptor) [pid 5720] close(9) = -1 EBADF (Bad file descriptor) [pid 5720] close(10) = -1 EBADF (Bad file descriptor) [pid 5720] close(11) = -1 EBADF (Bad file descriptor) [pid 5720] close(12) = -1 EBADF (Bad file descriptor) [pid 5720] close(13) = -1 EBADF (Bad file descriptor) [pid 5720] close(14) = -1 EBADF (Bad file descriptor) [pid 5720] close(15) = -1 EBADF (Bad file descriptor) [pid 5720] close(16) = -1 EBADF (Bad file descriptor) [pid 5720] close(17) = -1 EBADF (Bad file descriptor) [pid 5720] close(18) = -1 EBADF (Bad file descriptor) [pid 5720] close(19) = -1 EBADF (Bad file descriptor) [pid 5720] close(20) = -1 EBADF (Bad file descriptor) [pid 5720] close(21) = -1 EBADF (Bad file descriptor) [pid 5720] close(22) = -1 EBADF (Bad file descriptor) [pid 5720] close(23) = -1 EBADF (Bad file descriptor) [pid 5720] close(24) = -1 EBADF (Bad file descriptor) [pid 5720] close(25) = -1 EBADF (Bad file descriptor) [pid 5720] close(26) = -1 EBADF (Bad file descriptor) [pid 5719] close(3 [pid 5720] close(27 [pid 5719] <... close resumed>) = 0 [pid 5720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5719] close(4 [pid 5720] close(28 [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5719] close(5 [pid 5720] close(29 [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5720] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5719] close(6) = -1 EBADF (Bad file descriptor) [pid 5720] exit_group(0 [pid 5719] close(7 [pid 5741] <... clone3 resumed> ) = ? [pid 5731] <... futex resumed>) = ? [pid 5720] <... exit_group resumed>) = ? [pid 5743] <... futex resumed>) = ? [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5741] +++ exited with 0 +++ [pid 5731] +++ exited with 0 +++ [pid 5719] close(8) = -1 EBADF (Bad file descriptor) [pid 5719] close(9) = -1 EBADF (Bad file descriptor) [pid 5743] +++ exited with 0 +++ [pid 5720] +++ exited with 0 +++ [pid 5719] close(10) = -1 EBADF (Bad file descriptor) [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5719] close(11 [pid 5303] restart_syscall(<... resuming interrupted clone ...> [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... restart_syscall resumed>) = 0 [pid 5719] close(12) = -1 EBADF (Bad file descriptor) [pid 5719] close(13 [pid 5303] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5719] close(14 [pid 5303] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... openat resumed>) = 3 [pid 5719] close(15 [pid 5303] fstat(3, [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5719] close(16 [pid 5303] getdents64(3, [pid 5719] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5719] close(17) = -1 EBADF (Bad file descriptor) [pid 5719] close(18) = -1 EBADF (Bad file descriptor) [pid 5719] close(19) = -1 EBADF (Bad file descriptor) [pid 5719] close(20) = -1 EBADF (Bad file descriptor) [pid 5719] close(21) = -1 EBADF (Bad file descriptor) [pid 5719] close(22) = -1 EBADF (Bad file descriptor) [pid 5719] close(23) = -1 EBADF (Bad file descriptor) [pid 5719] close(24) = -1 EBADF (Bad file descriptor) [pid 5719] close(25) = -1 EBADF (Bad file descriptor) [pid 5719] close(26) = -1 EBADF (Bad file descriptor) [pid 5719] close(27) = -1 EBADF (Bad file descriptor) [pid 5719] close(28) = -1 EBADF (Bad file descriptor) [pid 5719] close(29) = -1 EBADF (Bad file descriptor) [pid 5719] exit_group(0 [pid 5744] <... futex resumed>) = ? [pid 5740] <... clone3 resumed> ) = ? [pid 5732] <... futex resumed>) = ? [pid 5719] <... exit_group resumed>) = ? [pid 5744] +++ exited with 0 +++ [pid 5740] +++ exited with 0 +++ [pid 5732] +++ exited with 0 +++ [pid 5719] +++ exited with 0 +++ [pid 5723] close(3 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=10} --- [pid 5723] <... close resumed>) = 0 [pid 5723] close(4) = -1 EBADF (Bad file descriptor) [pid 5307] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5723] close(5 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5723] close(6 [pid 5307] <... openat resumed>) = 3 [pid 5723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] fstat(3, [pid 5723] close(7 [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5723] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] getdents64(3, [pid 5723] close(8) = -1 EBADF (Bad file descriptor) [pid 5723] close(9) = -1 EBADF (Bad file descriptor) [pid 5723] close(10) = -1 EBADF (Bad file descriptor) [pid 5723] close(11) = -1 EBADF (Bad file descriptor) [pid 5723] close(12) = -1 EBADF (Bad file descriptor) [pid 5723] close(13) = -1 EBADF (Bad file descriptor) [pid 5723] close(14) = -1 EBADF (Bad file descriptor) [pid 5723] close(15) = -1 EBADF (Bad file descriptor) [pid 5723] close(16) = -1 EBADF (Bad file descriptor) [pid 5723] close(17) = -1 EBADF (Bad file descriptor) [pid 5723] close(18) = -1 EBADF (Bad file descriptor) [pid 5723] close(19) = -1 EBADF (Bad file descriptor) [pid 5723] close(20) = -1 EBADF (Bad file descriptor) [pid 5723] close(21) = -1 EBADF (Bad file descriptor) [pid 5723] close(22) = -1 EBADF (Bad file descriptor) [pid 5723] close(23) = -1 EBADF (Bad file descriptor) [pid 5723] close(24) = -1 EBADF (Bad file descriptor) [pid 5723] close(25) = -1 EBADF (Bad file descriptor) [pid 5723] close(26) = -1 EBADF (Bad file descriptor) [pid 5723] close(27) = -1 EBADF (Bad file descriptor) [pid 5723] close(28) = -1 EBADF (Bad file descriptor) [pid 5723] close(29) = -1 EBADF (Bad file descriptor) [pid 5723] exit_group(0 [pid 5746] <... futex resumed>) = ? [pid 5745] <... futex resumed>) = ? [pid 5742] <... clone3 resumed> ) = ? [pid 5739] <... futex resumed>) = ? [pid 5723] <... exit_group resumed>) = ? [pid 5746] +++ exited with 0 +++ [pid 5745] +++ exited with 0 +++ [pid 5742] +++ exited with 0 +++ [pid 5739] +++ exited with 0 +++ [pid 5723] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5304] umount2("./13", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./13", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./14/binderfs", [pid 5303] lstat("./14/binderfs", [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./14/binderfs" [pid 5303] unlink("./14/binderfs" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./13/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./13/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./13/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./13/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./13/hugetlb.1GB.usage_in_bytes", [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] lstat("./13/hugetlb.1GB.usage_in_bytes", [pid 5308] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./14/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./14/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./13/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./13/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./13/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./13/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./13/file0" [pid 5308] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5308] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./13/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] unlink("./13/file0" [pid 5306] lstat("./13/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./13/file0" [pid 5303] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5307] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = 0 [pid 5307] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] lstat("./14/file0", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./14/file0", [pid 5307] unlink("./14/file0" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./14/file0" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5304] umount2("./13/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./13/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./13/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5306] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./13/core", [pid 5306] lstat("./13/core", [pid 5305] lstat("./13/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5308] unlink("./13/core" [pid 5306] unlink("./13/core" [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5305] unlink("./13/core" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./14/core", [pid 5303] lstat("./14/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] unlink("./14/core" [pid 5307] unlink("./14/core" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5306] rmdir("./13" [pid 5308] rmdir("./13" [pid 5305] rmdir("./13" [pid 5304] umount2("./13/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./13/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5304] unlink("./13/core" [pid 5308] <... rmdir resumed>) = 0 [pid 5308] mkdir("./14", 0777 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5307] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] mkdir("./14", 0777 [pid 5305] mkdir("./14", 0777 [pid 5307] close(3) = 0 [pid 5307] rmdir("./14" [pid 5303] <... unlink resumed>) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./14" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] getdents64(3, [pid 5303] mkdir("./15", 0777 [pid 5307] mkdir("./15", 0777 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 72 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 73 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 73 [pid 5304] close(3) = 0 [pid 5304] rmdir("./13"./strace-static-x86_64: Process 5752 attached ./strace-static-x86_64: Process 5750 attached [pid 5750] set_robust_list(0x555555f9d5e0, 24 [pid 5752] set_robust_list(0x555555f9d5e0, 24 [pid 5750] <... set_robust_list resumed>) = 0 [pid 5752] <... set_robust_list resumed>) = 0 [pid 5750] chdir("./14" [pid 5752] chdir("./14" [pid 5750] <... chdir resumed>) = 0 [pid 5752] <... chdir resumed>) = 0 [pid 5750] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5752] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5750] <... prctl resumed>) = 0 ./strace-static-x86_64: Process 5751 attached [pid 5752] <... prctl resumed>) = 0 [pid 5750] setpgid(0, 0 [pid 5752] setpgid(0, 0) = 0 [pid 5750] <... setpgid resumed>) = 0 [pid 5752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5751] set_robust_list(0x555555f9d5e0, 24 [pid 5750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5752] <... openat resumed>) = 3 [pid 5751] <... set_robust_list resumed>) = 0 [pid 5752] write(3, "1000", 4 [pid 5751] chdir("./14" [pid 5750] <... openat resumed>) = 3 [pid 5752] <... write resumed>) = 4 [pid 5750] write(3, "1000", 4 [pid 5752] close(3 [pid 5750] <... write resumed>) = 4 [pid 5752] <... close resumed>) = 0 [pid 5750] close(3 [pid 5752] symlink("/dev/binderfs", "./binderfs" [pid 5750] <... close resumed>) = 0 [pid 5751] <... chdir resumed>) = 0 [pid 5750] symlink("/dev/binderfs", "./binderfs" [pid 5751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5751] setpgid(0, 0) = 0 [pid 5751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5751] write(3, "1000", 4) = 4 [pid 5751] close(3) = 0 [pid 5751] symlink("/dev/binderfs", "./binderfs" [pid 5307] <... mkdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] mkdir("./14", 0777 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 76 ./strace-static-x86_64: Process 5753 attached [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 74 [pid 5753] set_robust_list(0x555555f9d5e0, 24./strace-static-x86_64: Process 5754 attached ) = 0 [pid 5753] chdir("./15" [pid 5754] set_robust_list(0x555555f9d5e0, 24 [pid 5753] <... chdir resumed>) = 0 [pid 5754] <... set_robust_list resumed>) = 0 [pid 5753] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5754] chdir("./15" [pid 5753] <... prctl resumed>) = 0 [pid 5754] <... chdir resumed>) = 0 [pid 5753] setpgid(0, 0 [pid 5754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5753] <... setpgid resumed>) = 0 [pid 5754] <... prctl resumed>) = 0 [pid 5753] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5754] setpgid(0, 0 [pid 5753] <... openat resumed>) = 3 [pid 5754] <... setpgid resumed>) = 0 [pid 5753] write(3, "1000", 4 [pid 5754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5753] <... write resumed>) = 4 [pid 5754] <... openat resumed>) = 3 [pid 5753] close(3 [pid 5754] write(3, "1000", 4 [pid 5753] <... close resumed>) = 0 [pid 5754] <... write resumed>) = 4 [pid 5753] symlink("/dev/binderfs", "./binderfs" [pid 5754] close(3) = 0 [pid 5754] symlink("/dev/binderfs", "./binderfs" [pid 5751] <... symlink resumed>) = 0 [pid 5750] <... symlink resumed>) = 0 [pid 5752] <... symlink resumed>) = 0 [pid 5752] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 [pid 5752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5752] <... mmap resumed>) = 0x7f3a0081d000 [pid 5751] <... mmap resumed>) = 0x7f3a0081d000 [pid 5750] <... mmap resumed>) = 0x7f3a0081d000 [pid 5752] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5751] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5750] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5752] <... mprotect resumed>) = 0 [pid 5751] <... mprotect resumed>) = 0 [pid 5752] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5750] <... mprotect resumed>) = 0 [pid 5751] clone(child_stack=0x7f3a0083d3f0, 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 5755 attached [pid 5750] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5755] set_robust_list(0x7f3a0083d9e0, 24 [pid 5752] <... clone resumed>, parent_tid=[74], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 74 [pid 5751] <... clone resumed>, parent_tid=[73], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 73 [pid 5755] <... set_robust_list resumed>) = 0 [pid 5752] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... clone resumed>, parent_tid=[74], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 74 [pid 5752] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5750] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 5756 attached ./strace-static-x86_64: Process 5757 attached [pid 5750] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5757] set_robust_list(0x7f3a0083d9e0, 24 [pid 5756] set_robust_list(0x7f3a0083d9e0, 24 [pid 5757] <... set_robust_list resumed>) = 0 [pid 5756] <... set_robust_list resumed>) = 0 [pid 5757] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5756] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5752] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5752] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5751] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5752] <... mmap resumed>) = 0x7f3a007fc000 [pid 5751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5750] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5751] <... mmap resumed>) = 0x7f3a007fc000 [pid 5750] <... futex resumed>) = 0 [pid 5752] <... mprotect resumed>) = 0 [pid 5751] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] <... mprotect resumed>) = 0 [pid 5750] <... mmap resumed>) = 0x7f3a007fc000 [pid 5751] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5750] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5752] clone(child_stack=0x7f3a0081c3f0, 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 5758 attached [pid 5758] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5758] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5750] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5759 attached [pid 5750] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5751] <... clone resumed>, parent_tid=[74], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 74 [pid 5752] <... clone resumed>, parent_tid=[75], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 75 [pid 5759] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5759] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] <... clone resumed>, parent_tid=[75], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 75 [pid 5759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5750] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 1 [pid 5750] <... futex resumed>) = 0 [pid 5758] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5760 attached [pid 5752] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5750] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5759] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5758] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5760] set_robust_list(0x7f3a0081c9e0, 24 [pid 5759] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5758] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5759] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5758] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = 1 [pid 5758] <... futex resumed>) = 1 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5759] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5758] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5752] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5759] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5760] <... set_robust_list resumed>) = 0 [pid 5759] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5758] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5752] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5760] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5760] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5750] <... futex resumed>) = 0 [pid 5760] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5750] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5750] <... futex resumed>) = 0 [pid 5760] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5750] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5754] <... symlink resumed>) = 0 [pid 5753] <... symlink resumed>) = 0 [pid 5752] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] <... mkdir resumed>) = 0 [pid 5753] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5753] <... mmap resumed>) = 0x7f3a0081d000 [pid 5751] <... mmap resumed>) = 0x7f3a007db000 [pid 5753] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5751] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5753] <... mprotect resumed>) = 0 [pid 5751] <... mprotect resumed>) = 0 [pid 5750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5753] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5752] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5750] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... clone resumed>, parent_tid=[77], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 77 [pid 5751] <... clone resumed>, parent_tid=[75], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 75 [pid 5753] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... futex resumed>) = 0 [pid 5754] <... futex resumed>) = 0 [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5753] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5752] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5750] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5762 attached [pid 5754] <... mmap resumed>) = 0x7f3a0081d000 [pid 5752] <... mmap resumed>) = 0x7f3a007db000 [pid 5750] <... mmap resumed>) = 0x7f3a007db000 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 75 [pid 5762] set_robust_list(0x7f3a007fb9e0, 24 [pid 5752] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5750] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5761 attached [pid 5762] <... set_robust_list resumed>) = 0 [pid 5754] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5752] <... mprotect resumed>) = 0 [pid 5750] <... mprotect resumed>) = 0 [pid 5762] mknod("./file0", 000 [pid 5761] set_robust_list(0x7f3a0083d9e0, 24 [pid 5754] <... mprotect resumed>) = 0 [pid 5752] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5750] clone(child_stack=0x7f3a007fb3f0, 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 5764 attached ./strace-static-x86_64: Process 5763 attached [pid 5761] <... set_robust_list resumed>) = 0 [pid 5754] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5764] set_robust_list(0x7f3a007fb9e0, 24 [pid 5763] set_robust_list(0x555555f9d5e0, 24 [pid 5761] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5752] <... clone resumed>, parent_tid=[76], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 76 [pid 5750] <... clone resumed>, parent_tid=[76], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 76 ./strace-static-x86_64: Process 5766 attached ./strace-static-x86_64: Process 5765 attached [pid 5764] <... set_robust_list resumed>) = 0 [pid 5763] <... set_robust_list resumed>) = 0 [pid 5754] <... clone resumed>, parent_tid=[75], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 75 [pid 5752] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] set_robust_list(0x7f3a0083d9e0, 24 [pid 5765] set_robust_list(0x7f3a007fb9e0, 24 [pid 5764] mknod("./file0", 000 [pid 5763] chdir("./14" [pid 5754] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 [pid 5763] <... chdir resumed>) = 0 [pid 5754] <... futex resumed>) = 0 [pid 5752] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5750] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5754] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... set_robust_list resumed>) = 0 [pid 5765] <... set_robust_list resumed>) = 0 [pid 5763] <... prctl resumed>) = 0 [pid 5766] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5763] setpgid(0, 0 [pid 5765] mknod("./file0", 000 [pid 5763] <... setpgid resumed>) = 0 [pid 5763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5763] write(3, "1000", 4) = 4 [pid 5753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5751] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5763] close(3 [pid 5753] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... close resumed>) = 0 [pid 5753] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5763] symlink("/dev/binderfs", "./binderfs" [pid 5753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5753] <... mmap resumed>) = 0x7f3a007fc000 [pid 5751] <... mmap resumed>) = 0x7f3a007ba000 [pid 5753] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5751] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5753] <... mprotect resumed>) = 0 [pid 5751] <... mprotect resumed>) = 0 [pid 5753] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5751] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5753] <... clone resumed>, parent_tid=[78], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 78 [pid 5753] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... clone resumed>, parent_tid=[76], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 76 [pid 5757] <... openat resumed>) = 3 [pid 5756] <... openat resumed>) = 3 [pid 5755] <... openat resumed>) = 3 [pid 5757] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5756] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... futex resumed>) = 0 [pid 5751] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] <... futex resumed>) = 0 [pid 5756] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5753] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] <... futex resumed>) = 0 [pid 5757] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5756] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5755] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5751] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5769 attached [pid 5752] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5750] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5752] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5768 attached [pid 5769] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5757] <... futex resumed>) = 0 [pid 5755] <... futex resumed>) = 0 [pid 5754] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] <... futex resumed>) = 1 [pid 5750] <... futex resumed>) = 1 ./strace-static-x86_64: Process 5767 attached [pid 5768] set_robust_list(0x7f3a007da9e0, 24 [pid 5757] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5755] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5754] <... futex resumed>) = 0 [pid 5752] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5750] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5768] <... set_robust_list resumed>) = 0 [pid 5767] set_robust_list(0x7f3a0081c9e0, 24 [pid 5757] <... mount resumed>) = 0 [pid 5755] <... mount resumed>) = 0 [pid 5754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5768] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5767] <... set_robust_list resumed>) = 0 [pid 5757] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] <... mmap resumed>) = 0x7f3a007fc000 [pid 5768] <... mount resumed>) = 0 [pid 5767] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5757] <... futex resumed>) = 1 [pid 5755] <... futex resumed>) = 1 [pid 5754] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5752] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5771 attached [pid 5768] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5767] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5757] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5755] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5754] <... mprotect resumed>) = 0 [pid 5752] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5771] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5768] <... futex resumed>) = 1 [pid 5767] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5754] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5752] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5772 attached ./strace-static-x86_64: Process 5770 attached [pid 5768] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5767] <... futex resumed>) = 1 [pid 5757] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5755] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5753] <... futex resumed>) = 0 [pid 5752] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5750] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5772] set_robust_list(0x7f3a0081c9e0, 24 [pid 5770] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5767] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5754] <... clone resumed>, parent_tid=[76], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 76 [pid 5754] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5754] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... futex resumed>) = 1 [pid 5772] <... set_robust_list resumed>) = 0 [pid 5767] <... futex resumed>) = 0 [pid 5757] <... mount resumed>) = 0 [pid 5756] <... futex resumed>) = 0 [pid 5755] <... mount resumed>) = 0 [pid 5753] <... futex resumed>) = 1 [pid 5751] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5772] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5767] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5757] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5756] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5755] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5772] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5757] <... futex resumed>) = 1 [pid 5756] <... mount resumed>) = 0 [pid 5755] <... futex resumed>) = 1 [pid 5752] <... futex resumed>) = 0 [pid 5750] <... futex resumed>) = 0 [pid 5772] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5757] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5756] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5755] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5772] <... futex resumed>) = 1 [pid 5756] <... futex resumed>) = 1 [pid 5754] <... futex resumed>) = 0 [pid 5751] <... futex resumed>) = 0 [pid 5772] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5756] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5754] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5754] <... futex resumed>) = 0 [pid 5772] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5754] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5766] <... openat resumed>) = 3 [pid 5763] <... symlink resumed>) = 0 [pid 5761] <... openat resumed>) = 3 [pid 5766] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5766] <... futex resumed>) = 0 [pid 5763] <... futex resumed>) = 0 [pid 5761] <... futex resumed>) = 0 [pid 5753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 82.159790][ T5757] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 82.166928][ T5755] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 82.184191][ T5756] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5766] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5761] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5753] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] <... mmap resumed>) = 0x7f3a0081d000 [pid 5761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5753] <... futex resumed>) = 0 [pid 5763] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5761] mknod("./file0", 000 [pid 5754] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5775 attached ./strace-static-x86_64: Process 5774 attached [pid 5766] <... futex resumed>) = 0 [pid 5763] <... mprotect resumed>) = 0 [pid 5754] <... futex resumed>) = 1 [pid 5775] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5774] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5763] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5766] mknod("./file0", 000 [pid 5754] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5776 attached [pid 5763] <... clone resumed>, parent_tid=[76], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 76 [pid 5776] set_robust_list(0x7f3a0083d9e0, 24 [pid 5763] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5776] <... set_robust_list resumed>) = 0 [pid 5763] <... futex resumed>) = 0 [pid 5776] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5763] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5753] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5753] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5753] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5754] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5753] <... mprotect resumed>) = 0 [pid 5754] <... futex resumed>) = 0 [pid 5753] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5754] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5753] <... clone resumed>, parent_tid=[80], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 80 ./strace-static-x86_64: Process 5777 attached [pid 5763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5754] <... mprotect resumed>) = 0 [pid 5753] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] set_robust_list(0x7f3a007fb9e0, 24 [pid 5763] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5754] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5753] <... futex resumed>) = 0 [pid 5777] <... set_robust_list resumed>) = 0 [pid 5763] <... futex resumed>) = 0 [pid 5753] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5777] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5754] <... clone resumed>, parent_tid=[78], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 78 [pid 5777] <... mount resumed>) = 0 [pid 5763] <... mmap resumed>) = 0x7f3a007fc000 [pid 5754] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5778 attached [pid 5777] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5763] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5754] <... futex resumed>) = 0 [pid 5778] set_robust_list(0x7f3a007fb9e0, 24 [pid 5777] <... futex resumed>) = 1 [pid 5763] <... mprotect resumed>) = 0 [pid 5754] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5753] <... futex resumed>) = 0 [pid 5778] <... set_robust_list resumed>) = 0 [pid 5777] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5763] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5753] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5778] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5777] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5753] <... futex resumed>) = 0 [pid 5777] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5763] <... clone resumed>, parent_tid=[77], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 77 [pid 5753] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5779 attached [pid 5779] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5779] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5763] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] <... futex resumed>) = 0 [pid 5763] <... futex resumed>) = 1 [pid 5777] <... mount resumed>) = 0 [pid 5763] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5777] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5779] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5777] <... futex resumed>) = 1 [pid 5753] <... futex resumed>) = 0 [pid 5779] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5777] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5779] <... futex resumed>) = 1 [pid 5763] <... futex resumed>) = 0 [pid 5779] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5763] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5763] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5765] <... mknod resumed>) = 0 [pid 5764] <... mknod resumed>) = 0 [pid 5762] <... mknod resumed>) = 0 [pid 5765] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5764] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5765] <... futex resumed>) = 0 [pid 5764] <... futex resumed>) = 0 [pid 5762] <... futex resumed>) = 0 [pid 5765] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5764] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5762] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5754] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5754] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5754] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[79], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 79 [pid 5754] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5754] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5780 attached [pid 5780] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5780] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 82.392063][ T5777] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5763] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5763] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5763] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[78], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 78 ./strace-static-x86_64: Process 5782 attached ./strace-static-x86_64: Process 5781 attached [pid 5763] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5782] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5781] set_robust_list(0x7f3a007fb9e0, 24 [pid 5763] <... futex resumed>) = 0 [pid 5781] <... set_robust_list resumed>) = 0 [pid 5763] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5781] mknod("./file0", 000 [pid 5754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5763] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5763] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5763] clone(child_stack=0x7f3a007da3f0, 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 5783 attached [pid 5783] set_robust_list(0x7f3a007da9e0, 24 [pid 5763] <... clone resumed>, parent_tid=[80], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 80 [pid 5763] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5783] <... set_robust_list resumed>) = 0 [pid 5763] <... futex resumed>) = 0 [pid 5783] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5763] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5752] close(3) = 0 [pid 5752] close(4) = -1 EBADF (Bad file descriptor) [pid 5752] close(5 [pid 5751] close(3 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = 0 [pid 5752] close(6 [pid 5751] close(4 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(7 [pid 5751] close(5 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(8 [pid 5751] close(6 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(9 [pid 5751] close(7 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(10 [pid 5751] close(8 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(11 [pid 5751] close(9 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(12 [pid 5751] close(10 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(13 [pid 5751] close(11 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(14 [pid 5751] close(12 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(15 [pid 5751] close(13 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(16 [pid 5751] close(14 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(17 [pid 5751] close(15 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(18 [pid 5751] close(16 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(19 [pid 5751] close(17 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(20 [pid 5751] close(18 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(21 [pid 5751] close(19 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(22 [pid 5751] close(20 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(23 [pid 5751] close(21 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(24 [pid 5751] close(22 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(25 [pid 5751] close(23 [pid 5750] close(3 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(26 [pid 5751] close(24 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5752] close(27 [pid 5751] close(25 [pid 5750] <... close resumed>) = 0 [pid 5763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(4 [pid 5763] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5752] close(28 [pid 5751] close(26 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5763] <... futex resumed>) = 0 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(5 [pid 5763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5752] close(29 [pid 5751] close(27 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5763] <... mmap resumed>) = 0x7f3a00799000 [pid 5752] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(6 [pid 5763] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 5752] exit_group(0 [pid 5751] close(28 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5764] <... futex resumed>) = ? [pid 5763] <... mprotect resumed>) = 0 [pid 5759] <... clone3 resumed> ) = ? [pid 5755] <... futex resumed>) = ? [pid 5752] <... exit_group resumed>) = ? [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(7 [pid 5776] <... openat resumed>) = 3 [pid 5764] +++ exited with 0 +++ [pid 5763] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5761] <... mknod resumed>) = 0 [pid 5759] +++ exited with 0 +++ [pid 5755] +++ exited with 0 +++ [pid 5752] +++ exited with 0 +++ [pid 5751] close(29 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5776] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5761] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5751] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(8 [pid 5761] <... futex resumed>) = 0 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5761] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5750] close(9) = -1 EBADF (Bad file descriptor) [pid 5750] close(10) = -1 EBADF (Bad file descriptor) [pid 5750] close(11) = -1 EBADF (Bad file descriptor) [pid 5750] close(12) = -1 EBADF (Bad file descriptor) [pid 5750] close(13 [pid 5776] <... futex resumed>) = 0 [pid 5763] <... clone resumed>, parent_tid=[81], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 81 [pid 5751] exit_group(0 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5776] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5768] <... futex resumed>) = ? [pid 5763] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5762] <... futex resumed>) = ? [pid 5758] <... clone3 resumed> ) = ? [pid 5756] <... futex resumed>) = ? [pid 5751] <... exit_group resumed>) = ? [pid 5750] close(14 [pid 5305] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 5784 attached [pid 5768] +++ exited with 0 +++ [pid 5763] <... futex resumed>) = 0 [pid 5762] +++ exited with 0 +++ [pid 5758] +++ exited with 0 +++ [pid 5756] +++ exited with 0 +++ [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5784] set_robust_list(0x7f3a007b99e0, 24 [pid 5763] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5751] +++ exited with 0 +++ [pid 5750] close(15 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5784] <... set_robust_list resumed>) = 0 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5305] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5784] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5750] close(16 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... restart_syscall resumed>) = 0 [pid 5305] <... openat resumed>) = 3 [pid 5750] close(17 [pid 5305] fstat(3, [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5750] close(18 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5750] close(19 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] getdents64(3, [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5750] close(20 [pid 5306] <... openat resumed>) = 3 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] fstat(3, [pid 5750] close(21 [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5750] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] getdents64(3, [pid 5750] close(22) = -1 EBADF (Bad file descriptor) [pid 5750] close(23) = -1 EBADF (Bad file descriptor) [pid 5750] close(24) = -1 EBADF (Bad file descriptor) [pid 5750] close(25) = -1 EBADF (Bad file descriptor) [pid 5750] close(26) = -1 EBADF (Bad file descriptor) [pid 5750] close(27) = -1 EBADF (Bad file descriptor) [pid 5750] close(28) = -1 EBADF (Bad file descriptor) [pid 5750] close(29) = -1 EBADF (Bad file descriptor) [pid 5750] exit_group(0 [pid 5765] <... futex resumed>) = ? [pid 5760] <... clone3 resumed> ) = ? [pid 5757] <... futex resumed>) = ? [pid 5750] <... exit_group resumed>) = ? [pid 5765] +++ exited with 0 +++ [pid 5760] +++ exited with 0 +++ [pid 5757] +++ exited with 0 +++ [pid 5750] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5308] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 5763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5753] close(3) = 0 [pid 5753] close(4 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./14/binderfs", [pid 5305] lstat("./14/binderfs", [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./14/binderfs" [pid 5305] unlink("./14/binderfs" [pid 5753] close(5 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] lstat("./14/binderfs", [pid 5753] close(6 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] unlink("./14/binderfs" [pid 5753] close(7) = -1 EBADF (Bad file descriptor) [pid 5753] close(8) = -1 EBADF (Bad file descriptor) [pid 5753] close(9) = -1 EBADF (Bad file descriptor) [pid 5753] close(10) = -1 EBADF (Bad file descriptor) [pid 5753] close(11) = -1 EBADF (Bad file descriptor) [pid 5753] close(12) = -1 EBADF (Bad file descriptor) [pid 5753] close(13) = -1 EBADF (Bad file descriptor) [pid 5753] close(14) = -1 EBADF (Bad file descriptor) [pid 5753] close(15) = -1 EBADF (Bad file descriptor) [pid 5753] close(16) = -1 EBADF (Bad file descriptor) [pid 5753] close(17) = -1 EBADF (Bad file descriptor) [pid 5753] close(18) = -1 EBADF (Bad file descriptor) [pid 5753] close(19) = -1 EBADF (Bad file descriptor) [pid 5753] close(20) = -1 EBADF (Bad file descriptor) [pid 5753] close(21) = -1 EBADF (Bad file descriptor) [pid 5753] close(22) = -1 EBADF (Bad file descriptor) [pid 5753] close(23) = -1 EBADF (Bad file descriptor) [pid 5753] close(24) = -1 EBADF (Bad file descriptor) [pid 5753] close(25) = -1 EBADF (Bad file descriptor) [pid 5753] close(26) = -1 EBADF (Bad file descriptor) [pid 5753] close(27 [pid 5754] close(3 [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] <... close resumed>) = 0 [pid 5753] close(28 [pid 5754] close(4 [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5753] close(29 [pid 5754] close(5 [pid 5753] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5753] exit_group(0 [pid 5777] <... futex resumed>) = ? [pid 5767] <... clone3 resumed> ) = ? [pid 5761] <... futex resumed>) = ? [pid 5754] close(6 [pid 5753] <... exit_group resumed>) = ? [pid 5777] +++ exited with 0 +++ [pid 5767] +++ exited with 0 +++ [pid 5761] +++ exited with 0 +++ [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5753] +++ exited with 0 +++ [pid 5754] close(7) = -1 EBADF (Bad file descriptor) [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5754] close(8 [pid 5307] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5754] close(9 [pid 5307] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... openat resumed>) = 3 [pid 5754] close(10 [pid 5307] fstat(3, [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5754] close(11 [pid 5307] getdents64(3, [pid 5754] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5754] close(12) = -1 EBADF (Bad file descriptor) [pid 5754] close(13) = -1 EBADF (Bad file descriptor) [pid 5754] close(14) = -1 EBADF (Bad file descriptor) [pid 5754] close(15) = -1 EBADF (Bad file descriptor) [pid 5754] close(16) = -1 EBADF (Bad file descriptor) [pid 5754] close(17) = -1 EBADF (Bad file descriptor) [pid 5754] close(18) = -1 EBADF (Bad file descriptor) [pid 5754] close(19) = -1 EBADF (Bad file descriptor) [pid 5754] close(20) = -1 EBADF (Bad file descriptor) [pid 5754] close(21) = -1 EBADF (Bad file descriptor) [pid 5754] close(22) = -1 EBADF (Bad file descriptor) [pid 5754] close(23) = -1 EBADF (Bad file descriptor) [pid 5754] close(24) = -1 EBADF (Bad file descriptor) [pid 5754] close(25) = -1 EBADF (Bad file descriptor) [pid 5754] close(26) = -1 EBADF (Bad file descriptor) [pid 5754] close(27) = -1 EBADF (Bad file descriptor) [pid 5754] close(28) = -1 EBADF (Bad file descriptor) [pid 5754] close(29) = -1 EBADF (Bad file descriptor) [pid 5754] exit_group(0 [pid 5772] <... clone3 resumed> ) = ? [pid 5754] <... exit_group resumed>) = ? [pid 5772] +++ exited with 0 +++ [pid 5780] <... mount resumed>) = ? [pid 5778] <... mount resumed>) = ? [pid 5766] <... mknod resumed>) = ? [pid 5350] +++ killed by SIGSEGV (core dumped) +++ [pid 5778] +++ exited with 0 +++ [pid 5766] +++ exited with 0 +++ [pid 5780] +++ exited with 0 +++ [pid 5754] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5303] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=9, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=23} --- [pid 5307] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./15/binderfs" [pid 5303] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 82.817122][ T5780] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5303] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./15/binderfs" [pid 5763] close(3) = 0 [pid 5763] close(4) = -1 EBADF (Bad file descriptor) [pid 5763] close(5) = -1 EBADF (Bad file descriptor) [pid 5763] close(6) = -1 EBADF (Bad file descriptor) [pid 5763] close(7) = -1 EBADF (Bad file descriptor) [pid 5763] close(8) = -1 EBADF (Bad file descriptor) [pid 5763] close(9) = -1 EBADF (Bad file descriptor) [pid 5763] close(10) = -1 EBADF (Bad file descriptor) [pid 5763] close(11) = -1 EBADF (Bad file descriptor) [pid 5763] close(12) = -1 EBADF (Bad file descriptor) [pid 5763] close(13) = -1 EBADF (Bad file descriptor) [pid 5763] close(14) = -1 EBADF (Bad file descriptor) [pid 5763] close(15) = -1 EBADF (Bad file descriptor) [pid 5763] close(16) = -1 EBADF (Bad file descriptor) [pid 5763] close(17) = -1 EBADF (Bad file descriptor) [pid 5763] close(18) = -1 EBADF (Bad file descriptor) [pid 5763] close(19) = -1 EBADF (Bad file descriptor) [pid 5763] close(20) = -1 EBADF (Bad file descriptor) [pid 5763] close(21) = -1 EBADF (Bad file descriptor) [pid 5763] close(22) = -1 EBADF (Bad file descriptor) [pid 5763] close(23) = -1 EBADF (Bad file descriptor) [pid 5763] close(24) = -1 EBADF (Bad file descriptor) [pid 5763] close(25) = -1 EBADF (Bad file descriptor) [pid 5763] close(26) = -1 EBADF (Bad file descriptor) [pid 5763] close(27) = -1 EBADF (Bad file descriptor) [pid 5763] close(28) = -1 EBADF (Bad file descriptor) [pid 5763] close(29) = -1 EBADF (Bad file descriptor) [pid 5763] exit_group(0 [pid 5779] <... clone3 resumed> ) = ? [pid 5776] <... futex resumed>) = ? [pid 5763] <... exit_group resumed>) = ? [pid 5779] +++ exited with 0 +++ [pid 5776] +++ exited with 0 +++ [pid 5783] <... mount resumed>) = ? [pid 5781] <... mknod resumed>) = ? [pid 5783] +++ exited with 0 +++ [pid 5781] +++ exited with 0 +++ [pid 5784] <... mount resumed>) = ? [pid 5784] +++ exited with 0 +++ [pid 5763] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./14", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./14", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./14/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./14/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 83.070293][ T5784] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] unlink("./14/binderfs" [pid 5306] <... unlink resumed>) = 0 [pid 5308] <... unlink resumed>) = 0 [pid 5306] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... unlink resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./14/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5305] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./14/hugetlb.1GB.usage_in_bytes", [pid 5308] lstat("./14/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] lstat("./15/hugetlb.1GB.usage_in_bytes", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./15/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5307] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5361] +++ killed by SIGSEGV (core dumped) +++ [pid 5343] +++ killed by SIGSEGV (core dumped) +++ [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./14/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./14/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./14/hugetlb.1GB.usage_in_bytes" [pid 5306] <... unlink resumed>) = 0 [pid 5306] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=10, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18} --- [pid 5308] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5308] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./14/file0", [pid 5305] lstat("./14/file0", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./14/file0" [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] unlink("./14/file0" [pid 5306] lstat("./14/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./14/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=10, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=15} --- [pid 5303] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = 0 [pid 5307] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./15/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./15/file0" [pid 5303] <... umount2 resumed>) = 0 [pid 5303] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./15/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./15/file0" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5304] umount2("./14/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./14/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./14/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./14/core", [pid 5305] lstat("./14/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=288, ...}) = 0 [pid 5308] unlink("./14/core" [pid 5305] unlink("./14/core" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] lstat("./15/core", [pid 5306] lstat("./14/core", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] lstat("./15/core", [pid 5307] unlink("./15/core" [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] unlink("./15/core" [pid 5306] unlink("./14/core" [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] rmdir("./14" [pid 5305] rmdir("./14" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] getdents64(3, [pid 5306] getdents64(3, [pid 5304] umount2("./14/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] getdents64(3, [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./14/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5304] unlink("./14/core" [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./15" [pid 5307] close(3 [pid 5306] close(3 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5307] rmdir("./15" [pid 5306] rmdir("./14" [pid 5308] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5308] mkdir("./15", 0777 [pid 5305] mkdir("./15", 0777 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5307] mkdir("./16", 0777 [pid 5306] mkdir("./15", 0777 [pid 5304] getdents64(3, [pid 5303] mkdir("./16", 0777 [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./14" [pid 5308] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 78 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 78 ./strace-static-x86_64: Process 5787 attached ./strace-static-x86_64: Process 5786 attached [pid 5787] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5786] set_robust_list(0x555555f9d5e0, 24 [pid 5787] chdir("./15" [pid 5786] <... set_robust_list resumed>) = 0 [pid 5787] <... chdir resumed>) = 0 [pid 5787] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5786] chdir("./15" [pid 5787] <... prctl resumed>) = 0 [pid 5786] <... chdir resumed>) = 0 [pid 5787] setpgid(0, 0) = 0 [pid 5787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5787] write(3, "1000", 4) = 4 [pid 5787] close(3) = 0 [pid 5787] symlink("/dev/binderfs", "./binderfs" [pid 5786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5786] setpgid(0, 0) = 0 [pid 5786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "1000", 4) = 4 [pid 5786] close(3) = 0 [pid 5786] symlink("/dev/binderfs", "./binderfs" [pid 5365] +++ killed by SIGSEGV (core dumped) +++ [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=22} --- [pid 5304] mkdir("./15", 0777 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 81 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 78 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 80 ./strace-static-x86_64: Process 5789 attached ./strace-static-x86_64: Process 5790 attached [pid 5789] set_robust_list(0x555555f9d5e0, 24./strace-static-x86_64: Process 5788 attached [pid 5790] set_robust_list(0x555555f9d5e0, 24 [pid 5789] <... set_robust_list resumed>) = 0 [pid 5790] <... set_robust_list resumed>) = 0 [pid 5789] chdir("./15" [pid 5788] set_robust_list(0x555555f9d5e0, 24 [pid 5790] chdir("./16" [pid 5789] <... chdir resumed>) = 0 [pid 5790] <... chdir resumed>) = 0 [pid 5789] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5788] <... set_robust_list resumed>) = 0 [pid 5790] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5789] <... prctl resumed>) = 0 [pid 5788] chdir("./16" [pid 5790] <... prctl resumed>) = 0 [pid 5789] setpgid(0, 0 [pid 5788] <... chdir resumed>) = 0 [pid 5790] setpgid(0, 0 [pid 5789] <... setpgid resumed>) = 0 [pid 5788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5790] <... setpgid resumed>) = 0 [pid 5789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5788] <... prctl resumed>) = 0 [pid 5790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5789] <... openat resumed>) = 3 [pid 5788] setpgid(0, 0 [pid 5790] <... openat resumed>) = 3 [pid 5789] write(3, "1000", 4 [pid 5788] <... setpgid resumed>) = 0 [pid 5790] write(3, "1000", 4 [pid 5789] <... write resumed>) = 4 [pid 5788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5790] <... write resumed>) = 4 [pid 5789] close(3 [pid 5788] <... openat resumed>) = 3 [pid 5790] close(3 [pid 5789] <... close resumed>) = 0 [pid 5788] write(3, "1000", 4 [pid 5790] <... close resumed>) = 0 [pid 5789] symlink("/dev/binderfs", "./binderfs" [pid 5788] <... write resumed>) = 4 [pid 5790] symlink("/dev/binderfs", "./binderfs" [pid 5788] close(3) = 0 [pid 5788] symlink("/dev/binderfs", "./binderfs" [pid 5787] <... symlink resumed>) = 0 [pid 5786] <... symlink resumed>) = 0 [pid 5787] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5787] <... mmap resumed>) = 0x7f3a0081d000 [pid 5786] <... mmap resumed>) = 0x7f3a0081d000 [pid 5787] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5786] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5787] <... mprotect resumed>) = 0 [pid 5786] <... mprotect resumed>) = 0 [pid 5787] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5786] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5787] <... clone resumed>, parent_tid=[79], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 79 [pid 5786] <... clone resumed>, parent_tid=[79], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 79 [pid 5787] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5786] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5791 attached [pid 5787] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] <... futex resumed>) = 0 [pid 5786] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5791] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5791] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5792 attached [pid 5792] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5792] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5787] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5787] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5787] <... mmap resumed>) = 0x7f3a007fc000 [pid 5786] <... mmap resumed>) = 0x7f3a007fc000 [pid 5787] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5786] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5787] <... mprotect resumed>) = 0 [pid 5786] <... mprotect resumed>) = 0 [pid 5787] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5786] clone(child_stack=0x7f3a0081c3f0, 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 5794 attached ./strace-static-x86_64: Process 5793 attached [pid 5794] set_robust_list(0x7f3a0081c9e0, 24 [pid 5793] set_robust_list(0x7f3a0081c9e0, 24 [pid 5787] <... clone resumed>, parent_tid=[80], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 80 [pid 5786] <... clone resumed>, parent_tid=[80], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 80 [pid 5794] <... set_robust_list resumed>) = 0 [pid 5793] <... set_robust_list resumed>) = 0 [pid 5787] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5794] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5793] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5794] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5793] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5794] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5793] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5794] <... futex resumed>) = 1 [pid 5793] <... futex resumed>) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5793] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5787] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5794] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5787] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5787] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5787] <... mmap resumed>) = 0x7f3a007db000 [pid 5786] <... mmap resumed>) = 0x7f3a007db000 [pid 5787] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5786] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5787] <... mprotect resumed>) = 0 [pid 5786] <... mprotect resumed>) = 0 [pid 5787] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5786] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5787] <... clone resumed>, parent_tid=[81], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 81 [pid 5786] <... clone resumed>, parent_tid=[81], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 81 [pid 5787] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5787] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5796 attached [pid 5796] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5796] mknod("./file0", 000 [pid 5789] <... symlink resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5789] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5789] <... futex resumed>) = 0 [pid 5790] <... symlink resumed>) = 0 [pid 5789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 82 [pid 5789] <... mmap resumed>) = 0x7f3a0081d000 [pid 5789] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5788] <... symlink resumed>) = 0 [pid 5790] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] <... mprotect resumed>) = 0 [pid 5790] <... futex resumed>) = 0 [pid 5789] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5788] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5788] <... futex resumed>) = 0 [pid 5790] <... mmap resumed>) = 0x7f3a0081d000 [pid 5789] <... clone resumed>, parent_tid=[79], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 79 [pid 5788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5790] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5789] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... mmap resumed>) = 0x7f3a0081d000 [pid 5790] <... mprotect resumed>) = 0 [pid 5789] <... futex resumed>) = 0 [pid 5788] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5797 attached [pid 5790] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5789] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5798 attached [pid 5797] set_robust_list(0x555555f9d5e0, 24 [pid 5798] set_robust_list(0x7f3a0083d9e0, 24 [pid 5797] <... set_robust_list resumed>) = 0 [pid 5790] <... clone resumed>, parent_tid=[81], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 81 [pid 5788] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5798] <... set_robust_list resumed>) = 0 [pid 5797] chdir("./15" [pid 5790] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5799 attached [pid 5798] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5797] <... chdir resumed>) = 0 [pid 5790] <... futex resumed>) = 0 [pid 5788] <... clone resumed>, parent_tid=[82], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 82 ./strace-static-x86_64: Process 5800 attached ./strace-static-x86_64: Process 5795 attached [pid 5799] set_robust_list(0x7f3a0083d9e0, 24 [pid 5797] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5790] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] set_robust_list(0x7f3a0083d9e0, 24 [pid 5799] <... set_robust_list resumed>) = 0 [pid 5797] <... prctl resumed>) = 0 [pid 5795] set_robust_list(0x7f3a007fb9e0, 24 [pid 5788] <... futex resumed>) = 0 [pid 5800] <... set_robust_list resumed>) = 0 [pid 5799] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5797] setpgid(0, 0 [pid 5795] <... set_robust_list resumed>) = 0 [pid 5788] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5800] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5797] <... setpgid resumed>) = 0 [pid 5795] mknod("./file0", 000 [pid 5797] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5787] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5786] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5797] <... openat resumed>) = 3 [pid 5787] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] write(3, "1000", 4 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 [pid 5797] <... write resumed>) = 4 [pid 5787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5797] close(3 [pid 5787] <... mmap resumed>) = 0x7f3a007ba000 [pid 5786] <... mmap resumed>) = 0x7f3a007ba000 [pid 5797] <... close resumed>) = 0 [pid 5787] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5786] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5797] symlink("/dev/binderfs", "./binderfs" [pid 5787] <... mprotect resumed>) = 0 [pid 5786] <... mprotect resumed>) = 0 [pid 5787] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5786] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5787] <... clone resumed>, parent_tid=[82], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 82 [pid 5786] <... clone resumed>, parent_tid=[82], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 82 ./strace-static-x86_64: Process 5802 attached [pid 5789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5787] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5786] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5802] set_robust_list(0x7f3a007da9e0, 24 [pid 5789] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5786] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5801 attached [pid 5802] <... set_robust_list resumed>) = 0 [pid 5789] <... futex resumed>) = 0 [pid 5787] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5786] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5802] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5801] set_robust_list(0x7f3a007da9e0, 24 [pid 5789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5802] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5801] <... set_robust_list resumed>) = 0 [pid 5792] <... openat resumed>) = 3 [pid 5791] <... openat resumed>) = 3 [pid 5790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5789] <... mmap resumed>) = 0x7f3a007fc000 [pid 5363] +++ killed by SIGSEGV (core dumped) +++ [pid 5801] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5789] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5801] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5789] <... mprotect resumed>) = 0 [pid 5801] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5801] <... futex resumed>) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5801] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5789] <... clone resumed>, parent_tid=[80], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 80 [pid 5787] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5789] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... futex resumed>) = 0 [pid 5801] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5789] <... futex resumed>) = 0 [pid 5787] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5789] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5801] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5787] <... futex resumed>) = 0 [pid 5801] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5803 attached [pid 5803] set_robust_list(0x7f3a0081c9e0, 24 [pid 5790] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5803] <... set_robust_list resumed>) = 0 [pid 5788] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5803] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5803] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5789] <... futex resumed>) = 0 [pid 5803] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5789] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5789] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5804 attached [pid 5802] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5792] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5791] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] <... futex resumed>) = 0 [pid 5788] <... futex resumed>) = 0 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=15} --- [pid 5804] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5802] <... futex resumed>) = 1 [pid 5792] <... futex resumed>) = 0 [pid 5791] <... futex resumed>) = 0 [pid 5790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5786] <... futex resumed>) = 0 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 5802] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5792] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5791] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5790] <... mmap resumed>) = 0x7f3a007fc000 [pid 5788] <... mmap resumed>) = 0x7f3a007fc000 [pid 5786] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] <... restart_syscall resumed>) = 0 [pid 5792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5790] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5788] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5786] <... futex resumed>) = 0 [pid 5792] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5790] <... mprotect resumed>) = 0 [pid 5788] <... mprotect resumed>) = 0 [pid 5786] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5805 attached [pid 5792] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5790] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5788] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5792] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5805] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5792] <... futex resumed>) = 1 [pid 5790] <... clone resumed>, parent_tid=[82], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 82 [pid 5788] <... clone resumed>, parent_tid=[83], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 83 [pid 5786] <... futex resumed>) = 0 [pid 5792] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5790] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5806 attached [pid 5790] <... futex resumed>) = 0 [pid 5788] <... futex resumed>) = 0 [pid 5806] set_robust_list(0x7f3a0081c9e0, 24 [pid 5790] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5807 attached [pid 5806] <... set_robust_list resumed>) = 0 [pid 5807] set_robust_list(0x7f3a0081c9e0, 24 [pid 5806] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5807] <... set_robust_list resumed>) = 0 [pid 5806] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5807] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5806] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5807] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5806] <... futex resumed>) = 1 [pid 5790] <... futex resumed>) = 0 [pid 5789] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5806] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5790] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] <... futex resumed>) = 0 [pid 5807] <... futex resumed>) = 1 [pid 5806] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5790] <... futex resumed>) = 0 [pid 5789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5788] <... futex resumed>) = 0 [pid 5807] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5806] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5790] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5789] <... mmap resumed>) = 0x7f3a007db000 [pid 5788] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5807] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5789] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5788] <... futex resumed>) = 0 [pid 5807] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5789] <... mprotect resumed>) = 0 [pid 5788] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5808 attached [pid 5789] clone(child_stack=0x7f3a007fb3f0, 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 5809 attached [pid 5808] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5809] set_robust_list(0x7f3a007fb9e0, 24 [pid 5789] <... clone resumed>, parent_tid=[82], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 82 [pid 5809] <... set_robust_list resumed>) = 0 [pid 5789] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] mknod("./file0", 000 [pid 5789] <... futex resumed>) = 0 [pid 5789] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5790] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5790] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5800] <... openat resumed>) = 3 [pid 5799] <... openat resumed>) = 3 [pid 5798] <... openat resumed>) = 3 [pid 5797] <... symlink resumed>) = 0 [pid 5790] <... mprotect resumed>) = 0 [pid 5788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5800] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5788] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5800] <... futex resumed>) = 0 [pid 5799] <... futex resumed>) = 0 [pid 5798] <... futex resumed>) = 0 [pid 5797] <... futex resumed>) = 0 [pid 5789] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = 0 [pid 5800] mknod("./file0", 000 [pid 5799] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5798] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5790] <... clone resumed>, parent_tid=[83], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 83 [pid 5789] <... futex resumed>) = 0 [pid 5788] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5797] <... mmap resumed>) = 0x7f3a0081d000 [pid 5790] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5810 attached [pid 5797] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5790] <... futex resumed>) = 0 [pid 5797] <... mprotect resumed>) = 0 [pid 5790] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5810] set_robust_list(0x7f3a007fb9e0, 24 [pid 5797] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5796] <... mknod resumed>) = 0 [pid 5795] <... mknod resumed>) = 0 [pid 5810] <... set_robust_list resumed>) = 0 [pid 5796] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] mknod("./file0", 000 [pid 5797] <... clone resumed>, parent_tid=[83], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 83 [pid 5796] <... futex resumed>) = 0 [pid 5797] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5796] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] <... futex resumed>) = 0 [pid 5797] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5811 attached [pid 5811] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5811] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5795] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5788] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5795] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5789] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = 0 [pid 5789] <... futex resumed>) = 0 [pid 5788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5788] <... mmap resumed>) = 0x7f3a007db000 [pid 5789] <... mmap resumed>) = 0x7f3a007ba000 [pid 5788] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5789] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5788] <... mprotect resumed>) = 0 [pid 5789] <... mprotect resumed>) = 0 [pid 5788] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5790] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5790] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5799] <... futex resumed>) = 0 [pid 5790] <... futex resumed>) = 1 [pid 5788] <... clone resumed>, parent_tid=[84], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 84 ./strace-static-x86_64: Process 5812 attached [pid 5799] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5797] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5790] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5789] <... clone resumed>, parent_tid=[83], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 83 [pid 5788] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] set_robust_list(0x7f3a007fb9e0, 24 [pid 5799] <... mount resumed>) = 0 [pid 5797] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5789] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5788] <... futex resumed>) = 0 [pid 5812] <... set_robust_list resumed>) = 0 [pid 5799] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] <... futex resumed>) = 0 [pid 5789] <... futex resumed>) = 0 [pid 5788] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5813 attached [pid 5812] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5799] <... futex resumed>) = 1 [pid 5797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5790] <... futex resumed>) = 0 [pid 5789] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5813] set_robust_list(0x7f3a007da9e0, 24 [pid 5812] <... mount resumed>) = 0 [pid 5799] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] <... mmap resumed>) = 0x7f3a007fc000 [pid 5790] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5813] <... set_robust_list resumed>) = 0 [pid 5812] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5790] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5815 attached [pid 5813] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5812] <... futex resumed>) = 1 [pid 5799] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5797] <... mprotect resumed>) = 0 [pid 5790] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5788] <... futex resumed>) = 0 [pid 5815] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5812] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5788] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5799] <... mount resumed>) = 0 [pid 5788] <... futex resumed>) = 0 [pid 5812] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5799] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5797] <... clone resumed>, parent_tid=[84], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 84 [pid 5788] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5799] <... futex resumed>) = 1 [pid 5797] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] <... futex resumed>) = 0 [pid 5799] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] <... futex resumed>) = 0 [pid 5797] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5814 attached [pid 5814] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5816 attached [pid 5816] set_robust_list(0x7f3a0081c9e0, 24 [pid 5812] <... mount resumed>) = 0 [pid 5816] <... set_robust_list resumed>) = 0 [pid 5812] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5812] <... futex resumed>) = 1 [pid 5788] <... futex resumed>) = 0 [pid 5816] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5812] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5816] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5816] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] <... futex resumed>) = 0 [pid 5816] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5797] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5789] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 85.443363][ T5799] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 85.456531][ T5812] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5800] <... mknod resumed>) = 0 [pid 5800] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5800] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5797] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5797] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5797] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5797] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[85], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 85 [pid 5797] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5797] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5817 attached [pid 5817] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5817] mknod("./file0", 000 [pid 5811] <... openat resumed>) = 3 [pid 5810] <... mknod resumed>) = 0 [pid 5364] +++ killed by SIGSEGV (core dumped) +++ [pid 5811] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5810] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = 0 [pid 5810] <... futex resumed>) = 0 [pid 5811] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5810] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5818 attached [pid 5818] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5797] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=11, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=18} --- [pid 5797] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = 0 [pid 5797] <... futex resumed>) = 1 [pid 5811] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5797] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5811] <... mount resumed>) = 0 [pid 5811] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5797] <... futex resumed>) = 0 [pid 5811] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5797] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5811] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5797] <... futex resumed>) = 0 [pid 5811] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5797] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5811] <... mount resumed>) = 0 [pid 5811] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5797] <... futex resumed>) = 0 [ 85.626262][ T5811] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5811] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] close(3) = 0 [pid 5787] close(4) = -1 EBADF (Bad file descriptor) [pid 5787] close(5) = -1 EBADF (Bad file descriptor) [pid 5787] close(6) = -1 EBADF (Bad file descriptor) [pid 5787] close(7) = -1 EBADF (Bad file descriptor) [pid 5787] close(8) = -1 EBADF (Bad file descriptor) [pid 5787] close(9) = -1 EBADF (Bad file descriptor) [pid 5787] close(10) = -1 EBADF (Bad file descriptor) [pid 5787] close(11) = -1 EBADF (Bad file descriptor) [pid 5787] close(12) = -1 EBADF (Bad file descriptor) [pid 5787] close(13) = -1 EBADF (Bad file descriptor) [pid 5787] close(14) = -1 EBADF (Bad file descriptor) [pid 5787] close(15) = -1 EBADF (Bad file descriptor) [pid 5786] close(3 [pid 5787] close(16 [pid 5786] <... close resumed>) = 0 [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(4 [pid 5787] close(17 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(5 [pid 5787] close(18 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(6 [pid 5787] close(19 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(7 [pid 5787] close(20 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(8 [pid 5787] close(21 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(9 [pid 5787] close(22 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(10 [pid 5787] close(23 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(11 [pid 5787] close(24 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(12 [pid 5809] <... mknod resumed>) = 0 [pid 5798] <... mount resumed>) = 0 [pid 5787] close(25 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5813] <... mount resumed>) = 0 [pid 5809] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5798] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(13 [pid 5813] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5809] <... futex resumed>) = 0 [pid 5798] <... futex resumed>) = 0 [pid 5787] close(26 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5813] <... futex resumed>) = 0 [pid 5809] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5798] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(14 [pid 5813] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5787] close(27 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(15 [pid 5787] close(28 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(16 [pid 5787] close(29 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5787] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] close(17 [pid 5787] exit_group(0 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5801] <... futex resumed>) = ? [pid 5795] <... futex resumed>) = ? [pid 5793] <... clone3 resumed> ) = ? [pid 5791] <... futex resumed>) = ? [pid 5787] <... exit_group resumed>) = ? [pid 5786] close(18 [pid 5801] +++ exited with 0 +++ [pid 5795] +++ exited with 0 +++ [pid 5793] +++ exited with 0 +++ [pid 5791] +++ exited with 0 +++ [pid 5787] +++ exited with 0 +++ [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5786] close(19 [pid 5308] restart_syscall(<... resuming interrupted clone ...> [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... restart_syscall resumed>) = 0 [pid 5786] close(20) = -1 EBADF (Bad file descriptor) [pid 5786] close(21 [pid 5308] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5786] close(22 [pid 5308] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... openat resumed>) = 3 [pid 5786] close(23 [pid 5308] fstat(3, [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5786] close(24 [pid 5308] getdents64(3, [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5786] close(25 [pid 5308] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5786] close(26 [pid 5308] lstat("./15/binderfs", [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5786] close(27 [pid 5308] unlink("./15/binderfs" [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] close(3 [pid 5786] close(28 [pid 5789] <... close resumed>) = 0 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] close(4 [pid 5786] close(29 [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [ 85.775053][ T5813] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5789] close(5 [pid 5786] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] exit_group(0 [pid 5802] <... futex resumed>) = ? [pid 5796] <... futex resumed>) = ? [pid 5794] <... clone3 resumed> ) = ? [pid 5792] <... futex resumed>) = ? [pid 5789] close(6 [pid 5786] <... exit_group resumed>) = ? [pid 5802] +++ exited with 0 +++ [pid 5796] +++ exited with 0 +++ [pid 5794] +++ exited with 0 +++ [pid 5817] <... mknod resumed>) = 0 [pid 5792] +++ exited with 0 +++ [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5786] +++ exited with 0 +++ [pid 5817] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5790] close(3 [pid 5789] close(7 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5817] <... futex resumed>) = 0 [pid 5790] <... close resumed>) = 0 [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5817] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5790] close(4 [pid 5789] close(8 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5790] close(5 [pid 5789] close(9 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5790] close(6 [pid 5789] close(10 [pid 5305] <... openat resumed>) = 3 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5790] close(7 [pid 5789] close(11 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5790] close(8 [pid 5789] close(12 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5790] close(9 [pid 5789] close(13 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] lstat("./15/binderfs", [pid 5790] close(10 [pid 5789] close(14 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] unlink("./15/binderfs" [pid 5790] close(11 [pid 5789] close(15 [pid 5788] close(3 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = 0 [pid 5790] close(12 [pid 5789] close(16 [pid 5788] close(4 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(13 [pid 5789] close(17 [pid 5788] close(5 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(14 [pid 5789] close(18 [pid 5788] close(6 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(15 [pid 5789] close(19 [pid 5788] close(7 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(16 [pid 5789] close(20 [pid 5788] close(8 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(17 [pid 5789] close(21 [pid 5788] close(9 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(18 [pid 5789] close(22 [pid 5788] close(10 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(19 [pid 5789] close(23 [pid 5788] close(11 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(20 [pid 5789] close(24 [pid 5788] close(12 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] close(21 [pid 5789] close(25 [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(13 [pid 5790] close(22 [pid 5789] close(26 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(14 [pid 5790] close(23 [pid 5789] close(27 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(15 [pid 5790] close(24 [pid 5789] close(28 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(16 [pid 5790] close(25 [pid 5789] close(29 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(17 [pid 5790] close(26 [pid 5789] exit_group(0 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5813] <... futex resumed>) = ? [pid 5809] <... futex resumed>) = ? [pid 5803] <... clone3 resumed> ) = ? [pid 5798] <... futex resumed>) = ? [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5789] <... exit_group resumed>) = ? [pid 5788] close(18 [pid 5813] +++ exited with 0 +++ [pid 5809] +++ exited with 0 +++ [pid 5803] +++ exited with 0 +++ [pid 5798] +++ exited with 0 +++ [pid 5790] close(27 [pid 5789] +++ exited with 0 +++ [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(19 [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5790] close(28 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] restart_syscall(<... resuming interrupted restart_syscall ...> [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(20 [pid 5306] <... restart_syscall resumed>) = 0 [pid 5790] close(29 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5790] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(21 [pid 5306] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, [pid 5790] exit_group(0 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5810] <... futex resumed>) = ? [pid 5806] <... clone3 resumed> ) = ? [pid 5799] <... futex resumed>) = ? [pid 5790] <... exit_group resumed>) = ? [pid 5810] +++ exited with 0 +++ [pid 5806] +++ exited with 0 +++ [pid 5799] +++ exited with 0 +++ [pid 5790] +++ exited with 0 +++ [pid 5788] close(22) = -1 EBADF (Bad file descriptor) [pid 5788] close(23) = -1 EBADF (Bad file descriptor) [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5788] close(24 [pid 5303] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5788] close(25 [pid 5303] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(26 [pid 5303] <... openat resumed>) = 3 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] fstat(3, [pid 5788] close(27 [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(28 [pid 5303] getdents64(3, [pid 5788] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5788] close(29) = -1 EBADF (Bad file descriptor) [pid 5788] exit_group(0 [pid 5812] <... futex resumed>) = ? [pid 5807] <... clone3 resumed> ) = ? [pid 5800] <... futex resumed>) = ? [pid 5788] <... exit_group resumed>) = ? [pid 5812] +++ exited with 0 +++ [pid 5807] +++ exited with 0 +++ [pid 5800] +++ exited with 0 +++ [pid 5788] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5797] close(3) = 0 [pid 5797] close(4) = -1 EBADF (Bad file descriptor) [pid 5797] close(5) = -1 EBADF (Bad file descriptor) [pid 5797] close(6) = -1 EBADF (Bad file descriptor) [pid 5797] close(7) = -1 EBADF (Bad file descriptor) [pid 5797] close(8) = -1 EBADF (Bad file descriptor) [pid 5797] close(9) = -1 EBADF (Bad file descriptor) [pid 5797] close(10) = -1 EBADF (Bad file descriptor) [pid 5797] close(11) = -1 EBADF (Bad file descriptor) [pid 5797] close(12) = -1 EBADF (Bad file descriptor) [pid 5797] close(13) = -1 EBADF (Bad file descriptor) [pid 5797] close(14) = -1 EBADF (Bad file descriptor) [pid 5797] close(15) = -1 EBADF (Bad file descriptor) [pid 5797] close(16) = -1 EBADF (Bad file descriptor) [pid 5797] close(17) = -1 EBADF (Bad file descriptor) [pid 5797] close(18) = -1 EBADF (Bad file descriptor) [pid 5797] close(19) = -1 EBADF (Bad file descriptor) [pid 5797] close(20) = -1 EBADF (Bad file descriptor) [pid 5797] close(21) = -1 EBADF (Bad file descriptor) [pid 5797] close(22) = -1 EBADF (Bad file descriptor) [pid 5797] close(23) = -1 EBADF (Bad file descriptor) [pid 5797] close(24) = -1 EBADF (Bad file descriptor) [pid 5797] close(25) = -1 EBADF (Bad file descriptor) [pid 5797] close(26) = -1 EBADF (Bad file descriptor) [pid 5797] close(27) = -1 EBADF (Bad file descriptor) [pid 5797] close(28) = -1 EBADF (Bad file descriptor) [pid 5797] close(29) = -1 EBADF (Bad file descriptor) [pid 5797] exit_group(0 [pid 5816] <... clone3 resumed> ) = ? [pid 5811] <... futex resumed>) = ? [pid 5817] <... futex resumed>) = ? [pid 5797] <... exit_group resumed>) = ? [pid 5817] +++ exited with 0 +++ [pid 5816] +++ exited with 0 +++ [pid 5811] +++ exited with 0 +++ [pid 5797] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./15", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./15", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./16/binderfs", [pid 5306] lstat("./15/binderfs", [pid 5303] lstat("./16/binderfs", [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./16/binderfs" [pid 5306] unlink("./15/binderfs" [pid 5303] unlink("./16/binderfs" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./15/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./15/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./15/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./15/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./15/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./16/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./15/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./16/hugetlb.1GB.usage_in_bytes", [pid 5307] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./15/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./15/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./15/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./15/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./15/file0" [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5303] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = 0 [pid 5305] lstat("./15/file0", [pid 5303] <... umount2 resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] lstat("./16/file0", [pid 5305] unlink("./15/file0" [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./16/file0" [pid 5306] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./15/file0", [pid 5303] lstat("./16/file0", [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./15/file0" [pid 5303] unlink("./16/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5308] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = 0 [pid 5308] lstat("./15/core", [pid 5304] umount2("./15/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=288, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./15/file0", [pid 5308] unlink("./15/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./15/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5306] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] close(3 [pid 5306] lstat("./15/core", [pid 5308] <... close resumed>) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5308] rmdir("./15" [pid 5306] unlink("./15/core" [pid 5303] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./16/core", {st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5307] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] unlink("./16/core" [pid 5307] lstat("./16/core", [pid 5305] lstat("./15/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5307] unlink("./16/core" [pid 5305] unlink("./15/core" [pid 5308] <... rmdir resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5308] mkdir("./16", 0777 [pid 5306] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] close(3) = 0 [pid 5306] rmdir("./15" [pid 5304] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] getdents64(3, [pid 5305] getdents64(3, [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3 [pid 5305] close(3 [pid 5303] close(3 [pid 5307] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5307] rmdir("./16" [pid 5305] rmdir("./15" [pid 5303] rmdir("./16" [pid 5304] umount2("./15/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./15/core", {st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5304] unlink("./15/core" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] mkdir("./17", 0777 [pid 5306] mkdir("./16", 0777 [pid 5305] mkdir("./16", 0777 [pid 5303] mkdir("./17", 0777./strace-static-x86_64: Process 5823 attached [pid 5823] set_robust_list(0x555555f9d5e0, 24 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 84 [pid 5823] <... set_robust_list resumed>) = 0 [pid 5823] chdir("./16") = 0 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5823] setpgid(0, 0) = 0 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5823] write(3, "1000", 4) = 4 [pid 5823] close(3) = 0 [pid 5823] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... unlink resumed>) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./15" [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5823] <... symlink resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] <... mkdir resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5824 attached [pid 5823] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5824] set_robust_list(0x555555f9d5e0, 24 [pid 5823] <... futex resumed>) = 0 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 86 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 84 ./strace-static-x86_64: Process 5827 attached ./strace-static-x86_64: Process 5826 attached ./strace-static-x86_64: Process 5825 attached [pid 5824] <... set_robust_list resumed>) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] chdir("./17" [pid 5823] <... mmap resumed>) = 0x7f3a0081d000 [pid 5827] set_robust_list(0x555555f9d5e0, 24 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 84 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 85 [pid 5827] <... set_robust_list resumed>) = 0 [pid 5826] set_robust_list(0x555555f9d5e0, 24 [pid 5825] set_robust_list(0x555555f9d5e0, 24 [pid 5824] <... chdir resumed>) = 0 [pid 5823] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5824] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5823] <... mprotect resumed>) = 0 [pid 5827] chdir("./17" [pid 5826] <... set_robust_list resumed>) = 0 [pid 5825] <... set_robust_list resumed>) = 0 [pid 5827] <... chdir resumed>) = 0 [pid 5824] <... prctl resumed>) = 0 [pid 5823] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5824] setpgid(0, 0 [pid 5827] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] chdir("./16" [pid 5825] chdir("./16" [pid 5824] <... setpgid resumed>) = 0 [pid 5823] <... clone resumed>, parent_tid=[85], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 85 [pid 5827] <... prctl resumed>) = 0 [pid 5824] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5823] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... chdir resumed>) = 0 [pid 5827] setpgid(0, 0./strace-static-x86_64: Process 5828 attached [pid 5824] <... openat resumed>) = 3 [pid 5828] set_robust_list(0x7f3a0083d9e0, 24 [pid 5824] write(3, "1000", 4 [pid 5823] <... futex resumed>) = 0 [pid 5827] <... setpgid resumed>) = 0 [pid 5828] <... set_robust_list resumed>) = 0 [pid 5825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5824] <... write resumed>) = 4 [pid 5823] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5825] <... prctl resumed>) = 0 [pid 5824] close(3 [pid 5826] <... chdir resumed>) = 0 [pid 5827] <... openat resumed>) = 3 [pid 5825] setpgid(0, 0 [pid 5824] <... close resumed>) = 0 [pid 5827] write(3, "1000", 4 [pid 5825] <... setpgid resumed>) = 0 [pid 5824] symlink("/dev/binderfs", "./binderfs" [pid 5827] <... write resumed>) = 4 [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5827] close(3 [pid 5825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5826] <... prctl resumed>) = 0 [pid 5827] <... close resumed>) = 0 [pid 5827] symlink("/dev/binderfs", "./binderfs" [pid 5825] <... openat resumed>) = 3 [pid 5826] setpgid(0, 0 [pid 5825] write(3, "1000", 4 [pid 5826] <... setpgid resumed>) = 0 [pid 5825] <... write resumed>) = 4 [pid 5825] close(3 [pid 5826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5825] <... close resumed>) = 0 [pid 5825] symlink("/dev/binderfs", "./binderfs" [pid 5826] <... openat resumed>) = 3 [pid 5826] write(3, "1000", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] symlink("/dev/binderfs", "./binderfs" [pid 5823] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] <... rmdir resumed>) = 0 [pid 5823] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] mkdir("./16", 0777 [pid 5823] <... futex resumed>) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5823] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5823] clone(child_stack=0x7f3a0081c3f0, 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 5829 attached [pid 5829] set_robust_list(0x7f3a0081c9e0, 24 [pid 5823] <... clone resumed>, parent_tid=[86], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 86 [pid 5829] <... set_robust_list resumed>) = 0 [pid 5823] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5829] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5823] <... futex resumed>) = 0 [pid 5829] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5823] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5829] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5829] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5823] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5823] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5823] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5823] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5823] clone(child_stack=0x7f3a007fb3f0, 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 5831 attached ./strace-static-x86_64: Process 5830 attached [pid 5830] set_robust_list(0x7f3a007fb9e0, 24 [pid 5823] <... clone resumed>, parent_tid=[87], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 87 [pid 5831] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5823] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5830] <... set_robust_list resumed>) = 0 [pid 5823] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5830] mknod("./file0", 000 [pid 5828] <... openat resumed>) = 3 [pid 5828] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5828] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] <... symlink resumed>) = 0 [pid 5825] <... symlink resumed>) = 0 [pid 5827] <... symlink resumed>) = 0 [pid 5824] <... symlink resumed>) = 0 [pid 5825] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] <... futex resumed>) = 0 [pid 5826] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 0 [pid 5824] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] <... futex resumed>) = 0 [pid 5827] <... mmap resumed>) = 0x7f3a0081d000 [pid 5824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5825] <... mmap resumed>) = 0x7f3a0081d000 [pid 5826] <... mmap resumed>) = 0x7f3a0081d000 [pid 5827] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5826] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5825] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5824] <... mmap resumed>) = 0x7f3a0081d000 [pid 5827] <... mprotect resumed>) = 0 [pid 5824] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5825] <... mprotect resumed>) = 0 [pid 5826] <... mprotect resumed>) = 0 [pid 5824] <... mprotect resumed>) = 0 [pid 5825] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5824] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5826] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5827] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5826] <... clone resumed>, parent_tid=[85], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 85 [pid 5825] <... clone resumed>, parent_tid=[85], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 85 [pid 5824] <... clone resumed>, parent_tid=[87], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 87 [pid 5827] <... clone resumed>, parent_tid=[86], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 86 [pid 5826] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5835 attached ./strace-static-x86_64: Process 5832 attached ./strace-static-x86_64: Process 5833 attached [pid 5827] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = 0 [pid 5823] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5834 attached [pid 5835] set_robust_list(0x7f3a0083d9e0, 24 [pid 5833] set_robust_list(0x7f3a0083d9e0, 24 [pid 5832] set_robust_list(0x7f3a0083d9e0, 24 [pid 5827] <... futex resumed>) = 0 [pid 5826] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... set_robust_list resumed>) = 0 [pid 5832] <... set_robust_list resumed>) = 0 [pid 5828] <... futex resumed>) = 0 [pid 5827] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] <... futex resumed>) = 1 [pid 5835] <... set_robust_list resumed>) = 0 [pid 5834] set_robust_list(0x7f3a0083d9e0, 24 [pid 5833] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5832] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5828] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5823] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5835] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5834] <... set_robust_list resumed>) = 0 [pid 5828] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5828] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5828] <... futex resumed>) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5828] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5823] <... futex resumed>) = 0 [pid 5828] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5823] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5828] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5828] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5823] <... futex resumed>) = 0 [pid 5828] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5824] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5826] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = 0 [pid 5827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5827] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5826] <... mmap resumed>) = 0x7f3a007fc000 [pid 5824] <... mmap resumed>) = 0x7f3a007fc000 [pid 5827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5826] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5825] <... mmap resumed>) = 0x7f3a007fc000 [pid 5824] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5827] <... mmap resumed>) = 0x7f3a007fc000 [pid 5825] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5827] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5824] <... mprotect resumed>) = 0 [pid 5825] <... mprotect resumed>) = 0 [pid 5826] <... mprotect resumed>) = 0 [pid 5827] <... mprotect resumed>) = 0 [pid 5826] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5827] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5825] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5824] clone(child_stack=0x7f3a0081c3f0, 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 5836 attached [pid 5825] <... clone resumed>, parent_tid=[86], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 86 ./strace-static-x86_64: Process 5839 attached ./strace-static-x86_64: Process 5838 attached ./strace-static-x86_64: Process 5837 attached [pid 5827] <... clone resumed>, parent_tid=[87], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 87 [pid 5826] <... clone resumed>, parent_tid=[86], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 86 [pid 5824] <... clone resumed>, parent_tid=[88], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 88 [pid 5825] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] set_robust_list(0x7f3a0081c9e0, 24 [pid 5827] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = 0 [pid 5824] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5827] <... futex resumed>) = 0 [pid 5839] set_robust_list(0x7f3a0081c9e0, 24 [pid 5838] set_robust_list(0x7f3a0081c9e0, 24 [pid 5837] set_robust_list(0x7f3a0081c9e0, 24 [pid 5826] <... futex resumed>) = 0 [pid 5825] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] <... futex resumed>) = 0 [pid 5836] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5827] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] <... set_robust_list resumed>) = 0 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5836] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5836] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5826] <... futex resumed>) = 0 [pid 5839] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5838] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5837] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5836] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5838] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5837] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5826] <... futex resumed>) = 0 [pid 5839] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5838] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... futex resumed>) = 1 [pid 5838] <... futex resumed>) = 1 [pid 5836] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5827] <... futex resumed>) = 0 [pid 5826] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = 0 [pid 5837] <... futex resumed>) = 1 [pid 5839] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5837] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5827] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5827] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = 0 [pid 5839] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5838] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5827] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... mkdir resumed>) = 0 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 87 ./strace-static-x86_64: Process 5840 attached [pid 5840] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5840] chdir("./16") = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] <... prctl resumed>) = 0 [pid 5826] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] setpgid(0, 0 [pid 5826] <... futex resumed>) = 0 [pid 5840] <... setpgid resumed>) = 0 [pid 5827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5824] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5827] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] <... mmap resumed>) = 0x7f3a007db000 [pid 5825] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... openat resumed>) = 3 [pid 5827] <... futex resumed>) = 0 [pid 5826] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5825] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = 0 [pid 5840] write(3, "1000", 4 [pid 5827] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5826] <... mprotect resumed>) = 0 [pid 5825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5824] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5840] <... write resumed>) = 4 [pid 5827] <... mmap resumed>) = 0x7f3a007db000 [pid 5826] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5825] <... mmap resumed>) = 0x7f3a007db000 ./strace-static-x86_64: Process 5841 attached [pid 5840] close(3 [pid 5827] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5825] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5824] <... mmap resumed>) = 0x7f3a007db000 [pid 5841] set_robust_list(0x7f3a007fb9e0, 24 [pid 5840] <... close resumed>) = 0 [pid 5827] <... mprotect resumed>) = 0 [pid 5826] <... clone resumed>, parent_tid=[87], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 87 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] symlink("/dev/binderfs", "./binderfs" [pid 5827] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5826] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... mprotect resumed>) = 0 [pid 5824] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5841] mknod("./file0", 000 [pid 5826] <... futex resumed>) = 0 [pid 5825] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5826] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5843 attached ./strace-static-x86_64: Process 5842 attached [pid 5827] <... clone resumed>, parent_tid=[88], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 88 [pid 5824] clone(child_stack=0x7f3a007fb3f0, 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 5844 attached [pid 5843] set_robust_list(0x7f3a007fb9e0, 24 [pid 5842] set_robust_list(0x7f3a007fb9e0, 24 [pid 5827] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... clone resumed>, parent_tid=[87], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 87 [pid 5844] set_robust_list(0x7f3a007fb9e0, 24 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5842] <... set_robust_list resumed>) = 0 [pid 5827] <... futex resumed>) = 0 [pid 5825] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] <... clone resumed>, parent_tid=[89], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 89 [pid 5844] <... set_robust_list resumed>) = 0 [pid 5843] mknod("./file0", 000 [pid 5842] mknod("./file0", 000 [pid 5827] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] <... futex resumed>) = 0 [pid 5824] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5844] mknod("./file0", 000 [pid 5825] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] <... futex resumed>) = 0 [pid 5824] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5826] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5826] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5826] clone(child_stack=0x7f3a007da3f0, 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 5845 attached [pid 5835] <... openat resumed>) = 3 [pid 5834] <... openat resumed>) = 3 [pid 5833] <... openat resumed>) = 3 [pid 5832] <... openat resumed>) = 3 [pid 5830] <... mknod resumed>) = 0 [pid 5826] <... clone resumed>, parent_tid=[88], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 88 [pid 5830] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] <... futex resumed>) = 0 [pid 5835] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5830] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] <... futex resumed>) = 0 [pid 5826] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... futex resumed>) = 0 [pid 5835] <... futex resumed>) = 0 [pid 5834] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5833] <... futex resumed>) = 0 [pid 5832] <... futex resumed>) = 0 [pid 5845] set_robust_list(0x7f3a007da9e0, 24 [pid 5835] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5827] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5824] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5827] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 0 [pid 5827] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 1 [pid 5824] <... futex resumed>) = 0 [pid 5834] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5827] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5825] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] <... set_robust_list resumed>) = 0 [pid 5835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5834] <... mount resumed>) = 0 [pid 5833] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5832] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5845] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5835] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5834] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... mount resumed>) = 0 [pid 5845] <... mount resumed>) = 0 [pid 5835] <... mount resumed>) = 0 [pid 5834] <... futex resumed>) = 1 [pid 5833] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = 0 [pid 5845] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5835] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5833] <... futex resumed>) = 1 [pid 5825] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5824] <... futex resumed>) = 0 [pid 5845] <... futex resumed>) = 1 [pid 5835] <... futex resumed>) = 1 [pid 5834] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5833] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5827] <... futex resumed>) = 0 [pid 5826] <... futex resumed>) = 0 [pid 5825] <... futex resumed>) = 0 [pid 5824] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5835] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5834] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5827] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5826] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5824] <... futex resumed>) = 0 [pid 5835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5833] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5832] <... futex resumed>) = 0 [pid 5827] <... futex resumed>) = 0 [pid 5826] <... futex resumed>) = 1 [pid 5824] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5835] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5832] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5827] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5826] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5834] <... mount resumed>) = 0 ./strace-static-x86_64: Process 5847 attached [pid 5835] <... mount resumed>) = 0 [pid 5834] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5833] <... mount resumed>) = 0 [pid 5832] <... mount resumed>) = 0 [pid 5835] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5834] <... futex resumed>) = 1 [pid 5833] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5825] <... futex resumed>) = 0 [pid 5840] <... symlink resumed>) = 0 [pid 5832] <... futex resumed>) = 1 [pid 5826] <... futex resumed>) = 0 [pid 5824] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5832] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] <... futex resumed>) = 0 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5840] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5834] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[88], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 88 [pid 5833] <... futex resumed>) = 0 [pid 5835] <... futex resumed>) = 1 [pid 5827] <... futex resumed>) = 0 [pid 5840] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5835] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5833] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] <... futex resumed>) = 0 [pid 5840] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5849 attached [pid 5849] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5849] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5850 attached ./strace-static-x86_64: Process 5848 attached [pid 5847] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5850] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5848] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [ 88.410300][ T5834] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 88.418190][ T5833] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 88.426943][ T5835] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 88.444938][ T5832] EXT4-fs (sda1): re-mounted. Quota mode: none. ./strace-static-x86_64: Process 5851 attached [pid 5851] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5840] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5840] clone(child_stack=0x7f3a0081c3f0, 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 5852 attached [pid 5852] set_robust_list(0x7f3a0081c9e0, 24 [pid 5840] <... clone resumed>, parent_tid=[89], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 89 [pid 5840] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5840] <... futex resumed>) = 0 [pid 5852] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5840] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5852] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5840] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5840] <... futex resumed>) = 0 [pid 5840] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] close(3) = 0 [pid 5823] close(4) = -1 EBADF (Bad file descriptor) [pid 5823] close(5) = -1 EBADF (Bad file descriptor) [pid 5823] close(6) = -1 EBADF (Bad file descriptor) [pid 5823] close(7) = -1 EBADF (Bad file descriptor) [pid 5823] close(8) = -1 EBADF (Bad file descriptor) [pid 5823] close(9) = -1 EBADF (Bad file descriptor) [pid 5823] close(10) = -1 EBADF (Bad file descriptor) [pid 5823] close(11) = -1 EBADF (Bad file descriptor) [pid 5823] close(12) = -1 EBADF (Bad file descriptor) [pid 5823] close(13 [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... futex resumed>) = 0 [pid 5823] close(14 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... mmap resumed>) = 0x7f3a007db000 [pid 5823] close(15 [pid 5840] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] <... mprotect resumed>) = 0 [pid 5823] close(16 [pid 5840] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 5853 attached [pid 5823] close(17 [pid 5853] set_robust_list(0x7f3a007fb9e0, 24 [pid 5840] <... clone resumed>, parent_tid=[90], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 90 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5853] <... set_robust_list resumed>) = 0 [pid 5840] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] close(18 [pid 5853] mknod("./file0", 000 [pid 5840] <... futex resumed>) = 0 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5840] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5823] close(19) = -1 EBADF (Bad file descriptor) [pid 5823] close(20./strace-static-x86_64: Process 5854 attached ) = -1 EBADF (Bad file descriptor) [pid 5854] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5823] close(21) = -1 EBADF (Bad file descriptor) [pid 5823] close(22) = -1 EBADF (Bad file descriptor) [pid 5823] close(23) = -1 EBADF (Bad file descriptor) [pid 5823] close(24) = -1 EBADF (Bad file descriptor) [pid 5823] close(25 [pid 5844] <... mknod resumed>) = 0 [pid 5843] <... mknod resumed>) = 0 [pid 5842] <... mknod resumed>) = 0 [pid 5841] <... mknod resumed>) = 0 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5842] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5823] close(26 [pid 5844] <... futex resumed>) = 0 [pid 5843] <... futex resumed>) = 0 [pid 5842] <... futex resumed>) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5823] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5844] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5842] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5823] close(27) = -1 EBADF (Bad file descriptor) [pid 5823] close(28) = -1 EBADF (Bad file descriptor) [pid 5823] close(29) = -1 EBADF (Bad file descriptor) [pid 5823] exit_group(0 [pid 5830] <... futex resumed>) = ? [pid 5829] <... clone3 resumed> ) = ? [pid 5828] <... futex resumed>) = ? [pid 5823] <... exit_group resumed>) = ? [pid 5830] +++ exited with 0 +++ [pid 5829] +++ exited with 0 +++ [pid 5828] +++ exited with 0 +++ [pid 5823] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5308] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5840] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] getdents64(3, [pid 5840] <... futex resumed>) = 0 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5308] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5840] <... mmap resumed>) = 0x7f3a007ba000 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5840] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5308] lstat("./16/binderfs", [pid 5840] <... mprotect resumed>) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5840] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5308] unlink("./16/binderfs" [pid 5840] <... clone resumed>, parent_tid=[92], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 92 [pid 5840] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5855 attached [pid 5855] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5855] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5849] <... openat resumed>) = 3 [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5849] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5849] <... futex resumed>) = 0 [pid 5840] <... futex resumed>) = 0 [pid 5849] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5840] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5849] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5849] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5840] <... futex resumed>) = 0 [pid 5849] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5826] close(3) = 0 [pid 5826] close(4) = -1 EBADF (Bad file descriptor) [pid 5826] close(5) = -1 EBADF (Bad file descriptor) [pid 5826] close(6) = -1 EBADF (Bad file descriptor) [pid 5826] close(7) = -1 EBADF (Bad file descriptor) [pid 5826] close(8) = -1 EBADF (Bad file descriptor) [pid 5826] close(9) = -1 EBADF (Bad file descriptor) [pid 5826] close(10) = -1 EBADF (Bad file descriptor) [pid 5826] close(11) = -1 EBADF (Bad file descriptor) [pid 5827] close(3 [pid 5826] close(12 [pid 5827] <... close resumed>) = 0 [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(3 [pid 5824] close(3 [pid 5827] close(4 [pid 5826] close(13 [pid 5825] <... close resumed>) = 0 [pid 5824] <... close resumed>) = 0 [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(4 [pid 5824] close(4 [pid 5827] close(5 [pid 5826] close(14 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(5 [pid 5824] close(5 [pid 5827] close(6 [pid 5826] close(15 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(6 [pid 5824] close(6 [pid 5827] close(7 [pid 5826] close(16 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(7 [pid 5824] close(7 [pid 5827] close(8 [pid 5826] close(17 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(8 [pid 5824] close(8 [pid 5827] close(9 [pid 5826] close(18 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(9 [pid 5824] close(9 [pid 5827] close(10 [pid 5826] close(19 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(10 [pid 5824] close(10 [pid 5827] close(11 [pid 5826] close(20 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(11 [pid 5824] close(11 [pid 5827] close(12 [pid 5826] close(21 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(12 [pid 5824] close(12 [pid 5827] close(13 [pid 5826] close(22 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(13 [pid 5824] close(13 [pid 5827] close(14 [pid 5826] close(23 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(14 [pid 5824] close(14 [pid 5827] close(15 [pid 5826] close(24 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(15 [pid 5824] close(15 [pid 5827] close(16 [pid 5826] close(25 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(16 [pid 5824] close(16 [pid 5827] close(17 [pid 5826] close(26 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(17 [pid 5824] close(17 [pid 5827] close(18 [pid 5826] close(27 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(18 [pid 5824] close(18 [pid 5827] close(19 [pid 5826] close(28 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(19 [pid 5824] close(19 [pid 5827] close(20 [pid 5826] close(29 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(20 [pid 5824] close(20 [pid 5827] close(21 [pid 5826] exit_group(0 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5845] <... futex resumed>) = ? [pid 5841] <... futex resumed>) = ? [pid 5836] <... clone3 resumed> ) = ? [pid 5832] <... futex resumed>) = ? [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] <... exit_group resumed>) = ? [pid 5825] close(21 [pid 5824] close(21 [pid 5845] +++ exited with 0 +++ [pid 5841] +++ exited with 0 +++ [pid 5836] +++ exited with 0 +++ [pid 5832] +++ exited with 0 +++ [pid 5827] close(22 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(22 [pid 5824] close(22 [pid 5827] close(23 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5826] +++ exited with 0 +++ [pid 5825] close(23 [pid 5824] close(23 [pid 5827] close(24 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(24 [pid 5824] close(24 [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5827] close(25 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] restart_syscall(<... resuming interrupted clone ...> [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(25 [pid 5824] close(25 [pid 5305] <... restart_syscall resumed>) = 0 [pid 5827] close(26 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(26 [pid 5824] close(26 [pid 5827] close(27 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(27 [pid 5824] close(27 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5827] close(28 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(28 [pid 5824] close(28 [pid 5305] <... openat resumed>) = 3 [pid 5827] close(29 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] fstat(3, [pid 5827] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5825] close(29 [pid 5824] close(29 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5827] exit_group(0 [pid 5825] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5824] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5305] getdents64(3, [pid 5842] <... futex resumed>) = ? [pid 5835] <... futex resumed>) = ? [pid 5827] <... exit_group resumed>) = ? [pid 5825] exit_group(0 [pid 5824] exit_group(0 [pid 5844] <... futex resumed>) = ? [pid 5843] <... futex resumed>) = ? [pid 5842] +++ exited with 0 +++ [pid 5839] <... clone3 resumed> ) = ? [pid 5838] <... clone3 resumed> ) = ? [pid 5837] <... clone3 resumed> ) = ? [pid 5835] +++ exited with 0 +++ [pid 5834] <... futex resumed>) = ? [pid 5833] <... futex resumed>) = ? [pid 5825] <... exit_group resumed>) = ? [pid 5824] <... exit_group resumed>) = ? [pid 5844] +++ exited with 0 +++ [pid 5843] +++ exited with 0 +++ [pid 5839] +++ exited with 0 +++ [pid 5838] +++ exited with 0 +++ [pid 5837] +++ exited with 0 +++ [pid 5834] +++ exited with 0 +++ [pid 5833] +++ exited with 0 +++ [pid 5827] +++ exited with 0 +++ [pid 5825] +++ exited with 0 +++ [pid 5824] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] restart_syscall(<... resuming interrupted clone ...> [pid 5306] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... restart_syscall resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... openat resumed>) = 3 [pid 5303] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5307] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5306] fstat(3, [pid 5303] <... openat resumed>) = 3 [pid 5307] <... openat resumed>) = 3 [pid 5307] fstat(3, [pid 5303] fstat(3, [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./17/binderfs", [pid 5306] lstat("./16/binderfs", [pid 5305] lstat("./16/binderfs", [pid 5303] lstat("./17/binderfs", [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./17/binderfs" [pid 5306] unlink("./16/binderfs" [pid 5305] unlink("./16/binderfs" [pid 5303] unlink("./17/binderfs" [pid 5840] close(3) = 0 [pid 5840] close(4) = -1 EBADF (Bad file descriptor) [pid 5840] close(5) = -1 EBADF (Bad file descriptor) [pid 5840] close(6) = -1 EBADF (Bad file descriptor) [pid 5840] close(7) = -1 EBADF (Bad file descriptor) [pid 5840] close(8) = -1 EBADF (Bad file descriptor) [pid 5840] close(9) = -1 EBADF (Bad file descriptor) [pid 5840] close(10) = -1 EBADF (Bad file descriptor) [pid 5840] close(11) = -1 EBADF (Bad file descriptor) [pid 5840] close(12) = -1 EBADF (Bad file descriptor) [pid 5840] close(13) = -1 EBADF (Bad file descriptor) [pid 5840] close(14) = -1 EBADF (Bad file descriptor) [pid 5840] close(15) = -1 EBADF (Bad file descriptor) [pid 5840] close(16) = -1 EBADF (Bad file descriptor) [pid 5840] close(17) = -1 EBADF (Bad file descriptor) [pid 5840] close(18) = -1 EBADF (Bad file descriptor) [pid 5840] close(19) = -1 EBADF (Bad file descriptor) [pid 5840] close(20) = -1 EBADF (Bad file descriptor) [pid 5840] close(21) = -1 EBADF (Bad file descriptor) [pid 5840] close(22) = -1 EBADF (Bad file descriptor) [pid 5840] close(23) = -1 EBADF (Bad file descriptor) [pid 5840] close(24) = -1 EBADF (Bad file descriptor) [pid 5840] close(25) = -1 EBADF (Bad file descriptor) [pid 5840] close(26) = -1 EBADF (Bad file descriptor) [pid 5840] close(27) = -1 EBADF (Bad file descriptor) [pid 5840] close(28) = -1 EBADF (Bad file descriptor) [pid 5840] close(29) = -1 EBADF (Bad file descriptor) [pid 5840] exit_group(0 [pid 5852] <... clone3 resumed> ) = ? [pid 5849] <... futex resumed>) = ? [pid 5840] <... exit_group resumed>) = ? [pid 5852] +++ exited with 0 +++ [pid 5849] +++ exited with 0 +++ [pid 5853] <... mknod resumed>) = ? [pid 5853] +++ exited with 0 +++ [pid 5855] <... mount resumed>) = ? [pid 5855] +++ exited with 0 +++ [pid 5840] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./16", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./16", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./16/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./16/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./16/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./16/binderfs" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./16/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./17/hugetlb.1GB.usage_in_bytes", [pid 5303] lstat("./17/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./16/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./16/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./16/file0" [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5305] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./16/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./16/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./16/core", [pid 5304] umount2("./16/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = 0 [pid 5304] lstat("./16/hugetlb.1GB.usage_in_bytes", [pid 5308] unlink("./16/core" [pid 5307] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] unlink("./16/hugetlb.1GB.usage_in_bytes" [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./17/file0", [pid 5307] lstat("./17/file0", [pid 5306] lstat("./16/file0", [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./17/file0" [pid 5307] unlink("./17/file0" [pid 5306] unlink("./16/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5305] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./16/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] unlink("./16/core" [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3) = 0 [pid 5308] rmdir("./16" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5307] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./17/core", [pid 5306] lstat("./16/core", [pid 5303] lstat("./17/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5307] unlink("./17/core" [pid 5306] unlink("./16/core" [pid 5303] unlink("./17/core" [pid 5304] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5304] umount2("./16/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./16/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./16/file0" [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] mkdir("./17", 0777 [pid 5307] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5303] getdents64(3, [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5303] close(3 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5303] <... close resumed>) = 0 [pid 5307] rmdir("./17" [pid 5306] rmdir("./16" [pid 5305] rmdir("./16" [pid 5303] rmdir("./17" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] mkdir("./18", 0777 [pid 5306] mkdir("./17", 0777 [pid 5305] mkdir("./17", 0777 [pid 5304] umount2("./16/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] mkdir("./18", 0777 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 89 [pid 5304] lstat("./16/core", {st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5304] unlink("./16/core"./strace-static-x86_64: Process 5857 attached [pid 5857] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5857] chdir("./17") = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] setpgid(0, 0) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5857] write(3, "1000", 4) = 4 [pid 5857] close(3) = 0 [pid 5857] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5857] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] getdents64(3, ./strace-static-x86_64: Process 5858 attached [pid 5857] <... futex resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 89 [pid 5304] close(3 [pid 5857] <... mmap resumed>) = 0x7f3a0081d000 [pid 5304] <... close resumed>) = 0 [pid 5857] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5304] rmdir("./16" [pid 5857] <... mprotect resumed>) = 0 [pid 5857] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[90], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 90 [pid 5857] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5859 attached [pid 5859] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5859] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 90 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 91 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 90 ./strace-static-x86_64: Process 5861 attached [pid 5858] set_robust_list(0x555555f9d5e0, 24./strace-static-x86_64: Process 5862 attached [pid 5861] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5861] chdir("./17" [pid 5858] <... set_robust_list resumed>) = 0 [pid 5861] <... chdir resumed>) = 0 [pid 5861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5861] setpgid(0, 0 [pid 5858] chdir("./17" [pid 5861] <... setpgid resumed>) = 0 [pid 5861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] <... chdir resumed>) = 0 [pid 5861] write(3, "1000", 4 [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5860 attached [pid 5861] <... write resumed>) = 4 [pid 5861] close(3) = 0 [pid 5858] <... prctl resumed>) = 0 [pid 5861] symlink("/dev/binderfs", "./binderfs" [pid 5858] setpgid(0, 0 [pid 5862] set_robust_list(0x555555f9d5e0, 24 [pid 5858] <... setpgid resumed>) = 0 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] set_robust_list(0x555555f9d5e0, 24 [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] chdir("./18" [pid 5858] <... openat resumed>) = 3 [pid 5862] <... chdir resumed>) = 0 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] write(3, "1000", 4) = 4 [pid 5862] <... prctl resumed>) = 0 [pid 5858] close(3 [pid 5862] setpgid(0, 0 [pid 5860] chdir("./18" [pid 5858] <... close resumed>) = 0 [pid 5858] symlink("/dev/binderfs", "./binderfs" [pid 5862] <... setpgid resumed>) = 0 [pid 5860] <... chdir resumed>) = 0 [pid 5862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5860] setpgid(0, 0) = 0 [pid 5862] <... openat resumed>) = 3 [pid 5862] write(3, "1000", 4 [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5862] <... write resumed>) = 4 [pid 5860] <... openat resumed>) = 3 [pid 5862] close(3 [pid 5860] write(3, "1000", 4 [pid 5862] <... close resumed>) = 0 [pid 5860] <... write resumed>) = 4 [pid 5862] symlink("/dev/binderfs", "./binderfs" [pid 5860] close(3) = 0 [pid 5860] symlink("/dev/binderfs", "./binderfs" [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5857] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5857] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5857] clone(child_stack=0x7f3a0081c3f0, 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 5863 attached , parent_tid=[91], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 91 [pid 5863] set_robust_list(0x7f3a0081c9e0, 24 [pid 5857] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] <... set_robust_list resumed>) = 0 [pid 5863] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5863] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5857] <... futex resumed>) = 0 [pid 5857] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5863] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5857] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5857] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5857] clone(child_stack=0x7f3a007fb3f0, 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=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 92 [pid 5857] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5864 attached [pid 5864] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5864] mknod("./file0", 000./strace-static-x86_64: Process 5865 attached [pid 5865] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5857] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5857] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5857] clone(child_stack=0x7f3a007da3f0, 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 5866 attached , parent_tid=[94], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 94 [pid 5857] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5866] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5866] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5857] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5857] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5857] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[95], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 95 [pid 5857] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5857] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5867 attached [pid 5867] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5867] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5862] <... symlink resumed>) = 0 [pid 5861] <... symlink resumed>) = 0 [pid 5860] <... symlink resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5858] <... symlink resumed>) = 0 [pid 5304] <... rmdir resumed>) = 0 [pid 5861] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] mkdir("./17", 0777 [pid 5862] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... futex resumed>) = 0 [pid 5860] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5859] <... futex resumed>) = 0 [pid 5858] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5860] <... futex resumed>) = 0 [pid 5859] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5858] <... futex resumed>) = 0 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] <... mmap resumed>) = 0x7f3a0081d000 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5862] <... mmap resumed>) = 0x7f3a0081d000 [pid 5861] <... mprotect resumed>) = 0 [pid 5860] <... mmap resumed>) = 0x7f3a0081d000 [pid 5862] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5861] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5860] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... mmap resumed>) = 0x7f3a0081d000 [pid 5862] <... mprotect resumed>) = 0 [pid 5861] <... clone resumed>, parent_tid=[91], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 91 [pid 5860] <... mprotect resumed>) = 0 [pid 5858] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5862] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5861] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5858] <... mprotect resumed>) = 0 [pid 5861] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5869 attached [pid 5869] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5869] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5868 attached [pid 5868] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5868] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5858] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5862] <... clone resumed>, parent_tid=[91], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 91 [pid 5860] <... clone resumed>, parent_tid=[92], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 92 [pid 5858] <... clone resumed>, parent_tid=[90], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 90 [pid 5860] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5870 attached [pid 5870] set_robust_list(0x7f3a0083d9e0, 24 [pid 5869] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 1 [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... futex resumed>) = 0 [pid 5869] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5858] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5870] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5871 attached [pid 5870] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5871] set_robust_list(0x7f3a0083d9e0, 24 [pid 5857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5871] <... set_robust_list resumed>) = 0 [pid 5871] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5861] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5861] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5861] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5861] clone(child_stack=0x7f3a0081c3f0, 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 5872 attached , parent_tid=[92], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 92 [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] <... futex resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = 0 [pid 5858] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5858] <... futex resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x7f3a007fc000 [pid 5860] <... mmap resumed>) = 0x7f3a007fc000 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5860] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5858] <... mmap resumed>) = 0x7f3a007fc000 [pid 5860] <... mprotect resumed>) = 0 [pid 5858] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5862] <... mprotect resumed>) = 0 [pid 5858] <... mprotect resumed>) = 0 [pid 5860] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5858] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5862] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5860] <... clone resumed>, parent_tid=[93], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 93 [pid 5858] <... clone resumed>, parent_tid=[91], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 91 ./strace-static-x86_64: Process 5873 attached [pid 5860] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5858] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... clone resumed>, parent_tid=[92], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 92 [pid 5860] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5873] set_robust_list(0x7f3a0081c9e0, 24 [pid 5862] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5875 attached [pid 5873] <... set_robust_list resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5875] set_robust_list(0x7f3a0081c9e0, 24 [pid 5873] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5862] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... set_robust_list resumed>) = 0 [pid 5873] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5875] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5873] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5873] <... futex resumed>) = 1 [pid 5860] <... futex resumed>) = 0 [pid 5875] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5873] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5875] <... futex resumed>) = 1 [pid 5873] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5872] set_robust_list(0x7f3a0081c9e0, 24 [pid 5862] <... futex resumed>) = 0 [pid 5860] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5874 attached [pid 5875] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5873] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5862] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5874] set_robust_list(0x7f3a0081c9e0, 24 [pid 5872] <... set_robust_list resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5875] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5862] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5872] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5874] <... set_robust_list resumed>) = 0 [pid 5872] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5874] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5872] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5872] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = 0 [pid 5861] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5872] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5861] <... futex resumed>) = 0 [pid 5874] <... futex resumed>) = 1 [pid 5861] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] <... futex resumed>) = 0 [pid 5858] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5874] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5858] <... futex resumed>) = 0 [pid 5858] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5860] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5860] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[94], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 94 [pid 5860] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] <... futex resumed>) = 0 [pid 5862] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... futex resumed>) = 0 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5862] <... mmap resumed>) = 0x7f3a007db000 [pid 5861] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5861] <... futex resumed>) = 0 [pid 5862] <... mprotect resumed>) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5861] <... mmap resumed>) = 0x7f3a007db000 [pid 5861] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5862] <... clone resumed>, parent_tid=[93], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 93 [pid 5862] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5876 attached [pid 5862] <... futex resumed>) = 0 [pid 5861] clone(child_stack=0x7f3a007fb3f0, 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 5877 attached [pid 5876] set_robust_list(0x7f3a007fb9e0, 24 [pid 5862] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5877] set_robust_list(0x7f3a007fb9e0, 24 [pid 5876] <... set_robust_list resumed>) = 0 [pid 5861] <... clone resumed>, parent_tid=[93], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 93 [pid 5877] <... set_robust_list resumed>) = 0 [pid 5876] mknod("./file0", 000 [pid 5861] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5878 attached [pid 5877] mknod("./file0", 000 [pid 5861] <... futex resumed>) = 0 [pid 5878] set_robust_list(0x7f3a007fb9e0, 24 [pid 5861] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5878] <... set_robust_list resumed>) = 0 [pid 5878] mknod("./file0", 000 [pid 5858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5858] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5858] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5858] clone(child_stack=0x7f3a007fb3f0, 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=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 92 [pid 5858] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5860] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5860] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5860] clone(child_stack=0x7f3a007da3f0, 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 5879 attached [pid 5879] set_robust_list(0x7f3a007fb9e0, 24 [pid 5860] <... clone resumed>, parent_tid=[95], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 95 ./strace-static-x86_64: Process 5880 attached [pid 5879] <... set_robust_list resumed>) = 0 [pid 5879] mknod("./file0", 000 [pid 5860] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5860] <... futex resumed>) = 0 [pid 5880] set_robust_list(0x7f3a007da9e0, 24 [pid 5862] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] <... futex resumed>) = 0 [pid 5862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5880] <... set_robust_list resumed>) = 0 [pid 5862] <... mmap resumed>) = 0x7f3a007ba000 [pid 5861] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5862] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5861] <... futex resumed>) = 0 [pid 5862] <... mprotect resumed>) = 0 [pid 5861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5862] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5861] <... mmap resumed>) = 0x7f3a007ba000 [pid 5861] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5862] <... clone resumed>, parent_tid=[94], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 94 [pid 5862] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] <... mprotect resumed>) = 0 [pid 5862] <... futex resumed>) = 0 [pid 5861] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5862] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] <... clone resumed>, parent_tid=[94], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 94 [pid 5861] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5861] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5882 attached [pid 5882] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5858] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5882] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5858] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5881 attached ) = 0 [pid 5881] set_robust_list(0x7f3a007da9e0, 24 [pid 5858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] <... set_robust_list resumed>) = 0 [pid 5858] <... mmap resumed>) = 0x7f3a007ba000 [pid 5881] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5858] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5858] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[93], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 93 [pid 5858] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5858] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5883 attached [pid 5883] set_robust_list(0x7f3a007da9e0, 24 [pid 5871] <... openat resumed>) = 3 [pid 5870] <... openat resumed>) = 3 [pid 5869] <... openat resumed>) = 3 [pid 5868] <... openat resumed>) = 3 [pid 5864] <... mknod resumed>) = 0 [pid 5304] <... mkdir resumed>) = 0 [pid 5871] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5867] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5866] <... mount resumed>) = 0 [pid 5864] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5871] <... futex resumed>) = 0 [pid 5870] <... futex resumed>) = 0 [pid 5869] <... futex resumed>) = 0 [pid 5868] <... futex resumed>) = 0 [pid 5867] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5866] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5864] <... futex resumed>) = 0 [pid 5860] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5871] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5870] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5869] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5867] <... futex resumed>) = 0 [pid 5866] <... futex resumed>) = 0 [pid 5864] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] <... futex resumed>) = 0 [pid 5883] <... set_robust_list resumed>) = 0 [pid 5870] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5867] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5866] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 93 [pid 5883] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5870] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5883] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5870] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5861] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5883] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5870] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5862] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5861] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5884 attached [pid 5883] <... futex resumed>) = 1 [pid 5869] <... futex resumed>) = 0 [pid 5868] <... futex resumed>) = 0 [pid 5862] <... futex resumed>) = 1 [pid 5861] <... futex resumed>) = 1 [pid 5858] <... futex resumed>) = 0 [pid 5884] set_robust_list(0x555555f9d5e0, 24 [pid 5883] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5869] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5868] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5862] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5861] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5858] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5884] <... set_robust_list resumed>) = 0 [pid 5871] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 1 [pid 5871] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5858] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5869] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5871] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5869] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5868] <... mount resumed>) = -1 EINVAL (Invalid argument) [pid 5884] chdir("./17" [pid 5871] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5869] <... futex resumed>) = 1 [pid 5868] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] <... futex resumed>) = 0 [pid 5871] <... futex resumed>) = 1 [pid 5869] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] <... futex resumed>) = 1 [pid 5884] <... chdir resumed>) = 0 [pid 5861] <... futex resumed>) = 0 [pid 5858] <... futex resumed>) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5871] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5868] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] <... prctl resumed>) = 0 [pid 5884] setpgid(0, 0) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 [pid 5884] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 5885 attached [pid 5885] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5886 attached [pid 5886] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5888 attached ./strace-static-x86_64: Process 5887 attached [pid 5887] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5888] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5857] close(3) = 0 [pid 5857] close(4) = -1 EBADF (Bad file descriptor) [pid 5857] close(5) = -1 EBADF (Bad file descriptor) [pid 5857] close(6) = -1 EBADF (Bad file descriptor) [pid 5857] close(7) = -1 EBADF (Bad file descriptor) [pid 5857] close(8) = -1 EBADF (Bad file descriptor) [pid 5857] close(9) = -1 EBADF (Bad file descriptor) [pid 5857] close(10) = -1 EBADF (Bad file descriptor) [pid 5857] close(11) = -1 EBADF (Bad file descriptor) [pid 5857] close(12) = -1 EBADF (Bad file descriptor) [pid 5857] close(13) = -1 EBADF (Bad file descriptor) [pid 5857] close(14) = -1 EBADF (Bad file descriptor) [pid 5857] close(15) = -1 EBADF (Bad file descriptor) [pid 5857] close(16) = -1 EBADF (Bad file descriptor) [pid 5857] close(17) = -1 EBADF (Bad file descriptor) [pid 5857] close(18) = -1 EBADF (Bad file descriptor) [pid 5857] close(19) = -1 EBADF (Bad file descriptor) [pid 5857] close(20) = -1 EBADF (Bad file descriptor) [pid 5857] close(21) = -1 EBADF (Bad file descriptor) [pid 5857] close(22) = -1 EBADF (Bad file descriptor) [pid 5857] close(23) = -1 EBADF (Bad file descriptor) [pid 5857] close(24) = -1 EBADF (Bad file descriptor) [pid 5857] close(25) = -1 EBADF (Bad file descriptor) [pid 5857] close(26) = -1 EBADF (Bad file descriptor) [pid 5857] close(27) = -1 EBADF (Bad file descriptor) [pid 5857] close(28) = -1 EBADF (Bad file descriptor) [pid 5857] close(29) = -1 EBADF (Bad file descriptor) [pid 5857] exit_group(0 [pid 5867] <... futex resumed>) = ? [pid 5866] <... futex resumed>) = ? [pid 5864] <... futex resumed>) = ? [pid 5863] <... clone3 resumed> ) = ? [pid 5859] <... futex resumed>) = ? [pid 5857] <... exit_group resumed>) = ? [pid 5867] +++ exited with 0 +++ [pid 5866] +++ exited with 0 +++ [pid 5864] +++ exited with 0 +++ [pid 5863] +++ exited with 0 +++ [pid 5859] +++ exited with 0 +++ [pid 5857] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5308] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 5860] close(3) = 0 [pid 5884] <... symlink resumed>) = 0 [pid 5881] <... mount resumed>) = 0 [pid 5880] <... mount resumed>) = 0 [pid 5879] <... mknod resumed>) = 0 [pid 5878] <... mknod resumed>) = 0 [pid 5877] <... mknod resumed>) = 0 [pid 5876] <... mknod resumed>) = 0 [pid 5884] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5882] <... mount resumed>) = 0 [pid 5881] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5880] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5879] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5878] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5877] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5876] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5860] close(4 [pid 5884] <... futex resumed>) = 0 [pid 5882] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5881] <... futex resumed>) = 0 [pid 5880] <... futex resumed>) = 0 [pid 5877] <... futex resumed>) = 0 [pid 5876] <... futex resumed>) = 0 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5881] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5880] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5877] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5876] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] close(5 [pid 5884] <... mmap resumed>) = 0x7f3a0081d000 [pid 5882] <... futex resumed>) = 0 [pid 5879] <... futex resumed>) = 0 [pid 5878] <... futex resumed>) = 0 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5884] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5882] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5879] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5878] futex(0x7f3a009154c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5860] close(6 [pid 5858] close(3 [pid 5308] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5884] <... mprotect resumed>) = 0 [pid 5862] close(3 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = 0 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5884] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5862] <... close resumed>) = 0 [pid 5860] close(7 [pid 5858] close(4 [pid 5308] lstat("./17/binderfs", [pid 5862] close(4 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5884] <... clone resumed>, parent_tid=[94], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 94 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(3 [pid 5860] close(8 [pid 5858] close(5 [pid 5308] unlink("./17/binderfs" [pid 5884] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5862] close(5 [pid 5861] <... close resumed>) = 0 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5884] <... futex resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(4 [pid 5860] close(9 [pid 5858] close(6 [pid 5884] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5862] close(6 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(5 [pid 5860] close(10 [pid 5858] close(7 [pid 5862] close(7 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(6 [pid 5860] close(11 [pid 5862] close(8 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(8 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(7 [pid 5860] close(12 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(9 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(9 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(8 [pid 5860] close(13 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(10 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(10./strace-static-x86_64: Process 5889 attached [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(9 [pid 5860] close(14 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(11 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5889] set_robust_list(0x7f3a0083d9e0, 24 [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(11 [pid 5889] <... set_robust_list resumed>) = 0 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(10 [pid 5860] close(15 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(12 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(12 [pid 5889] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(11 [pid 5860] close(16 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(13 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(13 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(12 [pid 5860] close(17 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(14 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(14 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(13 [pid 5860] close(18 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(15 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(15 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(14 [pid 5860] close(19 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(16 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(16 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(15 [pid 5860] close(20 [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] close(17 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] close(17 [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(16 [pid 5860] close(21 [pid 5862] close(18 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(17 [pid 5860] close(22 [pid 5858] close(18 [pid 5862] close(19 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(18 [pid 5860] close(23 [pid 5858] close(19 [pid 5862] close(20 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(19 [pid 5860] close(24 [pid 5858] close(20 [pid 5862] close(21 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(20 [pid 5860] close(25 [pid 5858] close(21 [pid 5862] close(22 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(21 [pid 5860] close(26 [pid 5858] close(22 [pid 5862] close(23 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(22 [pid 5860] close(27 [pid 5858] close(23 [pid 5862] close(24 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(23 [pid 5860] close(28 [pid 5858] close(24 [pid 5862] close(25 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(24 [pid 5860] close(29 [pid 5858] close(25 [pid 5862] close(26 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(25 [pid 5860] exit_group(0 [pid 5858] close(26 [pid 5880] <... futex resumed>) = ? [pid 5876] <... futex resumed>) = ? [pid 5873] <... clone3 resumed> ) = ? [pid 5870] <... futex resumed>) = ? [pid 5862] close(27 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5860] <... exit_group resumed>) = ? [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5880] +++ exited with 0 +++ [pid 5876] +++ exited with 0 +++ [pid 5873] +++ exited with 0 +++ [pid 5870] +++ exited with 0 +++ [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(26 [pid 5860] +++ exited with 0 +++ [pid 5858] close(27 [pid 5862] close(28 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(27 [pid 5858] close(28 [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 5862] close(29 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5307] restart_syscall(<... resuming interrupted clone ...> [pid 5862] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5861] close(28 [pid 5858] close(29 [pid 5307] <... restart_syscall resumed>) = 0 [pid 5862] exit_group(0 [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5881] <... futex resumed>) = ? [pid 5877] <... futex resumed>) = ? [pid 5875] <... clone3 resumed> ) = ? [pid 5869] <... futex resumed>) = ? [pid 5862] <... exit_group resumed>) = ? [pid 5861] close(29 [pid 5858] exit_group(0 [pid 5883] <... futex resumed>) = ? [pid 5881] +++ exited with 0 +++ [pid 5879] <... futex resumed>) = ? [pid 5877] +++ exited with 0 +++ [pid 5875] +++ exited with 0 +++ [pid 5874] <... clone3 resumed> ) = ? [pid 5871] <... futex resumed>) = ? [pid 5869] +++ exited with 0 +++ [pid 5862] +++ exited with 0 +++ [pid 5861] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... exit_group resumed>) = ? [pid 5307] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5883] +++ exited with 0 +++ [pid 5879] +++ exited with 0 +++ [pid 5874] +++ exited with 0 +++ [pid 5871] +++ exited with 0 +++ [pid 5861] exit_group(0 [pid 5872] <... clone3 resumed> ) = ? [pid 5868] <... futex resumed>) = ? [pid 5861] <... exit_group resumed>) = ? [pid 5872] +++ exited with 0 +++ [pid 5868] +++ exited with 0 +++ [pid 5858] +++ exited with 0 +++ [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5878] <... futex resumed>) = ? [pid 5882] <... futex resumed>) = ? [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5307] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5878] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5882] +++ exited with 0 +++ [pid 5861] +++ exited with 0 +++ [pid 5307] <... openat resumed>) = 3 [pid 5307] fstat(3, [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5307] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5306] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... openat resumed>) = 3 [pid 5884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5884] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5306] fstat(3, [pid 5303] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5884] <... futex resumed>) = 0 [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5306] getdents64(3, [pid 5305] <... openat resumed>) = 3 [pid 5303] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5884] <... mmap resumed>) = 0x7f3a007fc000 [pid 5305] fstat(3, [pid 5884] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5303] <... openat resumed>) = 3 [pid 5305] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5884] <... mprotect resumed>) = 0 [pid 5884] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5305] getdents64(3, [pid 5303] fstat(3, [pid 5884] <... clone resumed>, parent_tid=[95], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 95 [pid 5303] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5884] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5303] getdents64(3, [pid 5884] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5890 attached [pid 5890] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5890] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5890] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5884] <... futex resumed>) = 0 [pid 5884] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5890] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295}./strace-static-x86_64: Process 5891 attached [pid 5891] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5884] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5884] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5884] clone(child_stack=0x7f3a007fb3f0, 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 5892 attached [pid 5892] set_robust_list(0x7f3a007fb9e0, 24 [pid 5884] <... clone resumed>, parent_tid=[97], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 97 [pid 5892] <... set_robust_list resumed>) = 0 [pid 5884] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5892] mknod("./file0", 000 [pid 5884] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5884] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5884] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5884] clone(child_stack=0x7f3a007da3f0, 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 5893 attached [pid 5893] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5893] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] <... clone resumed>, parent_tid=[98], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 98 [pid 5884] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5893] <... futex resumed>) = 0 [pid 5884] <... futex resumed>) = 1 [pid 5893] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5884] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5884] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5884] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5884] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5884] clone(child_stack=0x7f3a007b93f0, 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 5894 attached [pid 5894] set_robust_list(0x7f3a007b99e0, 24 [pid 5884] <... clone resumed>, parent_tid=[99], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 99 [pid 5894] <... set_robust_list resumed>) = 0 [pid 5894] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5884] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5894] <... futex resumed>) = 0 [pid 5884] <... futex resumed>) = 1 [pid 5894] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5884] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5889] <... openat resumed>) = 3 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5889] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5307] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5889] <... futex resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5889] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5307] lstat("./18/binderfs", [pid 5306] lstat("./17/binderfs", [pid 5305] lstat("./17/binderfs", [pid 5303] lstat("./18/binderfs", [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./18/binderfs" [pid 5306] unlink("./17/binderfs" [pid 5305] unlink("./17/binderfs" [pid 5303] unlink("./18/binderfs" [pid 5884] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5884] close(3) = 0 [pid 5884] close(4) = -1 EBADF (Bad file descriptor) [pid 5884] close(5) = -1 EBADF (Bad file descriptor) [pid 5884] close(6) = -1 EBADF (Bad file descriptor) [pid 5884] close(7) = -1 EBADF (Bad file descriptor) [pid 5884] close(8) = -1 EBADF (Bad file descriptor) [pid 5884] close(9) = -1 EBADF (Bad file descriptor) [pid 5884] close(10) = -1 EBADF (Bad file descriptor) [pid 5884] close(11) = -1 EBADF (Bad file descriptor) [pid 5884] close(12) = -1 EBADF (Bad file descriptor) [pid 5884] close(13) = -1 EBADF (Bad file descriptor) [pid 5884] close(14) = -1 EBADF (Bad file descriptor) [pid 5884] close(15) = -1 EBADF (Bad file descriptor) [pid 5884] close(16) = -1 EBADF (Bad file descriptor) [pid 5884] close(17) = -1 EBADF (Bad file descriptor) [pid 5884] close(18) = -1 EBADF (Bad file descriptor) [pid 5884] close(19) = -1 EBADF (Bad file descriptor) [pid 5884] close(20) = -1 EBADF (Bad file descriptor) [pid 5884] close(21) = -1 EBADF (Bad file descriptor) [pid 5884] close(22) = -1 EBADF (Bad file descriptor) [pid 5884] close(23) = -1 EBADF (Bad file descriptor) [pid 5884] close(24) = -1 EBADF (Bad file descriptor) [pid 5884] close(25) = -1 EBADF (Bad file descriptor) [pid 5884] close(26) = -1 EBADF (Bad file descriptor) [pid 5884] close(27) = -1 EBADF (Bad file descriptor) [pid 5884] close(28) = -1 EBADF (Bad file descriptor) [pid 5884] close(29) = -1 EBADF (Bad file descriptor) [pid 5884] exit_group(0 [pid 5889] <... futex resumed>) = ? [pid 5884] <... exit_group resumed>) = ? [pid 5890] <... clone3 resumed> ) = ? [pid 5889] +++ exited with 0 +++ [pid 5890] +++ exited with 0 +++ [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./17/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5303] <... unlink resumed>) = 0 [pid 5893] <... mount resumed>) = ? [pid 5892] <... mknod resumed>) = ? [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5892] +++ exited with 0 +++ [pid 5307] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5894] <... mount resumed>) = ? [pid 5893] +++ exited with 0 +++ [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./18/hugetlb.1GB.usage_in_bytes", [pid 5894] +++ exited with 0 +++ [pid 5884] +++ exited with 0 +++ [pid 5307] lstat("./18/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./17/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./17/hugetlb.1GB.usage_in_bytes", [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5306] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5307] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5303] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5304] umount2("./17", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./17", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./17/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./17/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 92.665698][ T5894] EXT4-fs: error -4 creating inode table initialization thread [ 92.677414][ T5894] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] unlink("./17/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5308] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./17/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./17/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5304] umount2("./17/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = 0 [pid 5304] lstat("./17/hugetlb.1GB.usage_in_bytes", [pid 5303] <... umount2 resumed>) = 0 [pid 5307] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] lstat("./17/file0", [pid 5305] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] unlink("./17/hugetlb.1GB.usage_in_bytes" [pid 5307] lstat("./18/file0", [pid 5306] unlink("./17/file0" [pid 5305] lstat("./17/file0", [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] lstat("./18/file0", [pid 5307] unlink("./18/file0" [pid 5305] unlink("./17/file0" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./18/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./17/core", {st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5308] unlink("./17/core" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5307] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] <... unlink resumed>) = 0 [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./18/core", [pid 5306] lstat("./17/core", [pid 5305] lstat("./17/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5307] unlink("./18/core" [pid 5306] unlink("./17/core" [pid 5305] unlink("./17/core" [pid 5304] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5304] umount2("./17/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./17/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [ 93.489204][ T5304] [ 93.491567][ T5304] ====================================================== [ 93.498563][ T5304] WARNING: possible circular locking dependency detected [ 93.505558][ T5304] 6.1.0-rc5-next-20221116-syzkaller #0 Not tainted [ 93.512033][ T5304] ------------------------------------------------------ [ 93.519026][ T5304] syz-executor164/5304 is trying to acquire lock: [ 93.525414][ T5304] ffff88814baea3f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: __jbd2_log_wait_for_space+0x238/0x460 [ 93.536635][ T5304] [ 93.536635][ T5304] but task is already holding lock: [ 93.543983][ T5304] ffff888065608e08 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: vfs_unlink+0xd9/0x930 [ 93.553625][ T5304] [ 93.553625][ T5304] which lock already depends on the new lock. [ 93.553625][ T5304] [ 93.564104][ T5304] [ 93.564104][ T5304] the existing dependency chain (in reverse order) is: [ 93.573097][ T5304] [ 93.573097][ T5304] -> #1 (&sb->s_type->i_mutex_key#8){++++}-{3:3}: [ 93.581679][ T5304] down_read+0x9c/0x450 [ 93.586360][ T5304] ext4_bmap+0x52/0x470 [ 93.591026][ T5304] bmap+0xae/0x120 [ 93.595252][ T5304] jbd2_journal_bmap+0xac/0x180 [ 93.600611][ T5304] jbd2_journal_flush+0x853/0xc00 [ 93.606143][ T5304] __ext4_ioctl+0xae8/0x4d60 [ 93.611250][ T5304] __x64_sys_ioctl+0x197/0x210 [ 93.616523][ T5304] do_syscall_64+0x39/0xb0 [ 93.621452][ T5304] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 93.627856][ T5304] [ 93.627856][ T5304] -> #0 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 93.636608][ T5304] __lock_acquire+0x2a43/0x56d0 [ 93.641968][ T5304] lock_acquire+0x1e3/0x630 [ 93.646989][ T5304] mutex_lock_io_nested+0x143/0x11a0 [ 93.652778][ T5304] __jbd2_log_wait_for_space+0x238/0x460 [ 93.658922][ T5304] add_transaction_credits+0xa2d/0xb70 [ 93.664891][ T5304] start_this_handle+0x3ae/0x14a0 [ 93.670421][ T5304] jbd2__journal_start+0x39d/0x9b0 [ 93.676040][ T5304] __ext4_journal_start_sb+0x421/0x530 [ 93.682011][ T5304] ext4_unlink+0x32b/0xae0 [ 93.686947][ T5304] vfs_unlink+0x355/0x930 [ 93.691788][ T5304] do_unlinkat+0x3b7/0x640 [ 93.696712][ T5304] __x64_sys_unlink+0xca/0x110 [ 93.701985][ T5304] do_syscall_64+0x39/0xb0 [ 93.706912][ T5304] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 93.713310][ T5304] [ 93.713310][ T5304] other info that might help us debug this: [ 93.713310][ T5304] [ 93.723520][ T5304] Possible unsafe locking scenario: [ 93.723520][ T5304] [ 93.730950][ T5304] CPU0 CPU1 [ 93.736298][ T5304] ---- ---- [ 93.741644][ T5304] lock(&sb->s_type->i_mutex_key#8); [ 93.747003][ T5304] lock(&journal->j_checkpoint_mutex); [ 93.755048][ T5304] lock(&sb->s_type->i_mutex_key#8); [ 93.762921][ T5304] lock(&journal->j_checkpoint_mutex); [ 93.768448][ T5304] [ 93.768448][ T5304] *** DEADLOCK *** [ 93.768448][ T5304] [ 93.776576][ T5304] 3 locks held by syz-executor164/5304: [ 93.782098][ T5304] #0: ffff88814bae6460 (sb_writers#4){.+.+}-{0:0}, at: do_unlinkat+0x183/0x640 [ 93.791133][ T5304] #1: ffff888076c1d440 (&type->i_mutex_dir_key#3/1){+.+.}-{3:3}, at: do_unlinkat+0x270/0x640 [ 93.801391][ T5304] #2: ffff888065608e08 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: vfs_unlink+0xd9/0x930 [ 93.811464][ T5304] [ 93.811464][ T5304] stack backtrace: [ 93.817329][ T5304] CPU: 1 PID: 5304 Comm: syz-executor164 Not tainted 6.1.0-rc5-next-20221116-syzkaller #0 [ 93.827202][ T5304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 93.837237][ T5304] Call Trace: [ 93.840498][ T5304] [ 93.843416][ T5304] dump_stack_lvl+0xd1/0x138 [ 93.847998][ T5304] check_noncircular+0x25f/0x2e0 [ 93.852928][ T5304] ? print_circular_bug+0x1e0/0x1e0 [ 93.858115][ T5304] ? find_held_lock+0x2d/0x110 [ 93.862866][ T5304] ? mark_lock.part.0+0xee/0x1910 [ 93.867882][ T5304] ? lock_chain_count+0x20/0x20 [ 93.872723][ T5304] __lock_acquire+0x2a43/0x56d0 [ 93.877567][ T5304] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 93.883537][ T5304] ? __lock_acquire+0x166e/0x56d0 [ 93.888556][ T5304] lock_acquire+0x1e3/0x630 [ 93.893058][ T5304] ? __jbd2_log_wait_for_space+0x238/0x460 [ 93.898861][ T5304] ? lock_release+0x810/0x810 [ 93.903531][ T5304] ? __lock_acquire+0x166e/0x56d0 [ 93.908548][ T5304] ? __jbd2_log_wait_for_space+0x238/0x460 [ 93.914343][ T5304] mutex_lock_io_nested+0x143/0x11a0 [ 93.919613][ T5304] ? __jbd2_log_wait_for_space+0x238/0x460 [ 93.925410][ T5304] ? mutex_trylock+0x370/0x370 [ 93.930156][ T5304] ? __jbd2_log_wait_for_space+0x22e/0x460 [ 93.935953][ T5304] ? lock_downgrade+0x6e0/0x6e0 [ 93.940796][ T5304] ? lock_release+0x810/0x810 [ 93.945466][ T5304] __jbd2_log_wait_for_space+0x238/0x460 [ 93.951102][ T5304] add_transaction_credits+0xa2d/0xb70 [ 93.956552][ T5304] ? jbd2_write_access_granted+0x390/0x390 [ 93.962343][ T5304] ? lock_downgrade+0x6e0/0x6e0 [ 93.967191][ T5304] ? ktime_get+0x38e/0x470 [ 93.971596][ T5304] start_this_handle+0x3ae/0x14a0 [ 93.976615][ T5304] ? stop_this_handle+0x560/0x560 [ 93.981636][ T5304] ? rcu_read_lock_sched_held+0x3e/0x70 [ 93.987171][ T5304] ? trace_kmem_cache_alloc+0x35/0x100 [ 93.992621][ T5304] ? kmem_cache_alloc+0x233/0x430 [ 93.997635][ T5304] jbd2__journal_start+0x39d/0x9b0 [ 94.002735][ T5304] __ext4_journal_start_sb+0x421/0x530 [ 94.008187][ T5304] ? ext4_unlink+0x32b/0xae0 [ 94.012767][ T5304] ext4_unlink+0x32b/0xae0 [ 94.017177][ T5304] vfs_unlink+0x355/0x930 [ 94.021490][ T5304] ? bpf_lsm_path_unlink+0x9/0x10 [ 94.026502][ T5304] do_unlinkat+0x3b7/0x640 [ 94.030910][ T5304] ? __ia32_sys_rmdir+0x110/0x110 [ 94.035920][ T5304] ? __check_object_size+0x2e2/0x5a0 [ 94.041194][ T5304] ? getname_flags.part.0+0x1dd/0x4f0 [ 94.046551][ T5304] __x64_sys_unlink+0xca/0x110 [ 94.051308][ T5304] do_syscall_64+0x39/0xb0 [ 94.055715][ T5304] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 94.061599][ T5304] RIP: 0033:0x7f3a0088bff7 [ 94.065998][ T5304] Code: 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 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 5304] unlink("./17/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5303] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... close resumed>) = 0 [pid 5307] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5303] lstat("./18/core", [pid 5308] rmdir("./17" [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] unlink("./18/core" [pid 5307] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5307] rmdir("./18" [pid 5306] rmdir("./17" [pid 5305] rmdir("./17" [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] mkdir("./18", 0777 [pid 5307] mkdir("./19", 0777 [pid 5306] mkdir("./18", 0777 [pid 5305] mkdir("./18", 0777 [pid 5303] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [ 94.085591][ T5304] RSP: 002b:00007ffe6d2c0f28 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 94.093985][ T5304] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a0088bff7 [ 94.101939][ T5304] RDX: 00007ffe6d2c0f50 RSI: 00007ffe6d2c0f50 RDI: 00007ffe6d2c0fe0 [ 94.109892][ T5304] RBP: 00007ffe6d2c0fe0 R08: 0000000000000001 R09: 00007ffe6d2c0dc0 [ 94.118020][ T5304] R10: 0000555555f9e683 R11: 0000000000000206 R12: 00007ffe6d2c20a0 [ 94.125973][ T5304] R13: 0000555555f9e5f0 R14: 00007ffe6d2c0f50 R15: 431bde82d7b634db [ 94.133935][ T5304] [pid 5303] rmdir("./18" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5899 attached [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 95 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 97 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 96 ./strace-static-x86_64: Process 5900 attached [pid 5899] set_robust_list(0x555555f9d5e0, 24 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 96 [pid 5899] <... set_robust_list resumed>) = 0 [pid 5899] chdir("./18" [pid 5900] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5899] <... chdir resumed>) = 0 [pid 5899] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5900] chdir("./18" [pid 5899] <... prctl resumed>) = 0 [pid 5900] <... chdir resumed>) = 0 [pid 5899] setpgid(0, 0 [pid 5900] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5899] <... setpgid resumed>) = 0 [pid 5900] <... prctl resumed>) = 0 [pid 5899] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5899] write(3, "1000", 4 [pid 5900] setpgid(0, 0 [pid 5899] <... write resumed>) = 4 [pid 5900] <... setpgid resumed>) = 0 [pid 5900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5899] close(3) = 0 [pid 5899] symlink("/dev/binderfs", "./binderfs" [pid 5900] <... openat resumed>) = 3 [pid 5900] write(3, "1000", 4) = 4 ./strace-static-x86_64: Process 5898 attached [pid 5898] set_robust_list(0x555555f9d5e0, 24 [pid 5900] close(3) = 0 [pid 5900] symlink("/dev/binderfs", "./binderfs" [pid 5898] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5897 attached [pid 5898] chdir("./18") = 0 [pid 5897] set_robust_list(0x555555f9d5e0, 24 [pid 5898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5898] setpgid(0, 0) = 0 [pid 5897] <... set_robust_list resumed>) = 0 [pid 5898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5897] chdir("./19" [pid 5898] <... openat resumed>) = 3 [pid 5898] write(3, "1000", 4) = 4 [pid 5898] close(3) = 0 [pid 5897] <... chdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5898] symlink("/dev/binderfs", "./binderfs" [pid 5304] umount2("./17/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] mkdir("./19", 0777 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./17/core", [pid 5897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=512, ...}) = 0 [pid 5897] <... prctl resumed>) = 0 [pid 5304] unlink("./17/core" [pid 5897] setpgid(0, 0) = 0 [pid 5897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5897] write(3, "1000", 4) = 4 [pid 5897] close(3) = 0 [pid 5897] symlink("/dev/binderfs", "./binderfs" [pid 5899] <... symlink resumed>) = 0 [pid 5900] <... symlink resumed>) = 0 [pid 5899] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] <... futex resumed>) = 0 [pid 5900] <... futex resumed>) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5899] <... mmap resumed>) = 0x7f3a0081d000 [pid 5900] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5899] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5900] <... mprotect resumed>) = 0 [pid 5899] <... mprotect resumed>) = 0 [pid 5899] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5900] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5899] <... clone resumed>, parent_tid=[97], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 97 ./strace-static-x86_64: Process 5901 attached [pid 5899] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... clone resumed>, parent_tid=[97], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 97 [pid 5899] <... futex resumed>) = 0 [pid 5901] set_robust_list(0x7f3a0083d9e0, 24 [pid 5900] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = 0 [pid 5900] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5901] <... set_robust_list resumed>) = 0 [pid 5901] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5902 attached [pid 5902] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5902] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5899] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] <... mprotect resumed>) = 0 [pid 5900] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] clone(child_stack=0x7f3a0081c3f0, 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 5903 attached [pid 5900] <... futex resumed>) = 0 [pid 5903] set_robust_list(0x7f3a0081c9e0, 24 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] <... clone resumed>, parent_tid=[98], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 98 [pid 5903] <... set_robust_list resumed>) = 0 [pid 5903] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5900] <... mmap resumed>) = 0x7f3a007fc000 [pid 5899] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5903] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5899] <... futex resumed>) = 0 [pid 5903] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... mprotect resumed>) = 0 [pid 5899] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] <... futex resumed>) = 0 [pid 5900] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5899] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... clone resumed>, parent_tid=[98], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 98 [pid 5899] <... futex resumed>) = 0 [pid 5900] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = 0 [pid 5900] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5903] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295}./strace-static-x86_64: Process 5904 attached [pid 5904] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5904] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5904] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5900] <... futex resumed>) = 0 [pid 5904] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5900] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5905 attached [pid 5905] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5899] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] clone(child_stack=0x7f3a007fb3f0, 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 5906 attached , parent_tid=[100], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 100 [pid 5906] set_robust_list(0x7f3a007fb9e0, 24 [pid 5899] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5906] <... set_robust_list resumed>) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5899] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5906] mknod("./file0", 000 [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5900] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5900] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5900] clone(child_stack=0x7f3a007fb3f0, 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 5907 attached , parent_tid=[99], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 99 [pid 5907] set_robust_list(0x7f3a007fb9e0, 24 [pid 5900] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5907] <... set_robust_list resumed>) = 0 [pid 5907] mknod("./file0", 000 [pid 5898] <... symlink resumed>) = 0 [pid 5897] <... symlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5897] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... unlink resumed>) = 0 [pid 5897] <... futex resumed>) = 0 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5897] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5898] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... mprotect resumed>) = 0 [pid 5304] getdents64(3, [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5898] <... futex resumed>) = 0 [pid 5897] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[98], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 98 [pid 5897] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5909 attached ./strace-static-x86_64: Process 5910 attached ./strace-static-x86_64: Process 5908 attached ) = 0x7f3a0081d000 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 96 [pid 5909] set_robust_list(0x555555f9d5e0, 24 [pid 5898] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5898] <... mprotect resumed>) = 0 [pid 5304] close(3 [pid 5909] <... set_robust_list resumed>) = 0 [pid 5908] set_robust_list(0x7f3a0083d9e0, 24 [pid 5898] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5304] <... close resumed>) = 0 ./strace-static-x86_64: Process 5911 attached [pid 5910] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5909] chdir("./19" [pid 5908] <... set_robust_list resumed>) = 0 [pid 5304] rmdir("./17" [pid 5911] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5898] <... clone resumed>, parent_tid=[96], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 96 [pid 5909] <... chdir resumed>) = 0 [pid 5911] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5908] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5898] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5898] <... futex resumed>) = 1 [pid 5909] <... prctl resumed>) = 0 [pid 5898] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5909] setpgid(0, 0) = 0 [pid 5911] <... futex resumed>) = 0 [pid 5909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5911] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5909] <... openat resumed>) = 3 [pid 5909] write(3, "1000", 4) = 4 [pid 5909] close(3) = 0 [pid 5909] symlink("/dev/binderfs", "./binderfs" [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5899] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] clone(child_stack=0x7f3a007da3f0, 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 5912 attached [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] <... clone resumed>, parent_tid=[101], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 101 [pid 5900] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5899] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5900] <... futex resumed>) = 0 [pid 5899] <... futex resumed>) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5899] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... mmap resumed>) = 0x7f3a007ba000 [pid 5900] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5897] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5913 attached ) = 0 [pid 5913] set_robust_list(0x7f3a007da9e0, 24 [pid 5900] <... clone resumed>, parent_tid=[101], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 101 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5913] <... set_robust_list resumed>) = 0 [pid 5900] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... mmap resumed>) = 0x7f3a007fc000 [pid 5913] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5900] <... futex resumed>) = 0 [pid 5897] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5912] set_robust_list(0x7f3a007da9e0, 24 [pid 5900] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... mprotect resumed>) = 0 [pid 5912] <... set_robust_list resumed>) = 0 [pid 5897] clone(child_stack=0x7f3a0081c3f0, 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 5914 attached [pid 5912] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5914] set_robust_list(0x7f3a0081c9e0, 24 [pid 5897] <... clone resumed>, parent_tid=[99], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 99 [pid 5914] <... set_robust_list resumed>) = 0 [pid 5897] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5897] <... futex resumed>) = 0 [pid 5914] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5914] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5914] <... futex resumed>) = 0 [pid 5897] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5914] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5897] <... futex resumed>) = 0 [pid 5897] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5898] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] clone(child_stack=0x7f3a0081c3f0, 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 5915 attached , parent_tid=[97], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 97 [pid 5915] set_robust_list(0x7f3a0081c9e0, 24 [pid 5898] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5915] <... set_robust_list resumed>) = 0 [pid 5898] <... futex resumed>) = 0 [pid 5898] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5915] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = 0 [pid 5898] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5915] <... futex resumed>) = 1 [pid 5915] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5899] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5899] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[102], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 102 [pid 5899] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5899] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 5917 attached ) = 0x7f3a00799000 [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5900] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 5917] set_robust_list(0x7f3a007b99e0, 24 [pid 5897] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5900] <... mprotect resumed>) = 0 [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 5916 attached [pid 5917] <... set_robust_list resumed>) = 0 [pid 5900] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5897] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5917] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5916] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5897] <... futex resumed>) = 0 [pid 5900] <... clone resumed>, parent_tid=[102], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 102 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5900] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... mmap resumed>) = 0x7f3a007db000 [pid 5900] <... futex resumed>) = 0 [pid 5897] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5900] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5897] <... mprotect resumed>) = 0 [pid 5897] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[101], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 101 [pid 5897] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5918 attached [pid 5918] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5918] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL./strace-static-x86_64: Process 5919 attached [pid 5919] set_robust_list(0x7f3a007fb9e0, 24./strace-static-x86_64: Process 5920 attached ) = 0 [pid 5920] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5919] mknod("./file0", 000 [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5898] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] clone(child_stack=0x7f3a007fb3f0, 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 5921 attached , parent_tid=[99], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 99 [pid 5921] set_robust_list(0x7f3a007fb9e0, 24 [pid 5898] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5921] <... set_robust_list resumed>) = 0 [pid 5921] mknod("./file0", 000 [pid 5902] <... openat resumed>) = 3 [pid 5901] <... openat resumed>) = 3 [pid 5900] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5899] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5902] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5901] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5902] <... futex resumed>) = 0 [pid 5901] <... futex resumed>) = 0 [pid 5897] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5902] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5901] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] <... futex resumed>) = 0 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5897] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5897] clone(child_stack=0x7f3a007da3f0, 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 5922 attached , parent_tid=[102], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 102 [pid 5922] set_robust_list(0x7f3a007da9e0, 24 [pid 5897] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] <... set_robust_list resumed>) = 0 [pid 5897] <... futex resumed>) = 0 [pid 5922] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5897] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5898] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[100], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 100 [pid 5898] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5923 attached [pid 5923] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5923] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5897] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5897] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5897] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[103], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 103 ./strace-static-x86_64: Process 5924 attached [pid 5924] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5924] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5897] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5924] <... futex resumed>) = 0 [pid 5924] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5897] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5898] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5898] clone(child_stack=0x7f3a007b93f0, 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 5925 attached [pid 5925] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5925] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5898] <... clone resumed>, parent_tid=[101], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 101 [pid 5898] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5898] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5925] <... futex resumed>) = 0 [pid 5925] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5897] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5911] <... openat resumed>) = 3 [pid 5909] <... symlink resumed>) = 0 [pid 5908] <... openat resumed>) = 3 [pid 5304] <... rmdir resumed>) = 0 [pid 5911] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5909] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5908] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] mkdir("./18", 0777 [pid 5911] <... futex resumed>) = 0 [pid 5909] <... futex resumed>) = 0 [pid 5908] <... futex resumed>) = 0 [pid 5911] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5908] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5909] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5909] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[97], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 97 [pid 5909] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] <... futex resumed>) = 0 [pid 5909] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5926 attached [pid 5926] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5926] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5899] close(3) = 0 [pid 5899] close(4) = -1 EBADF (Bad file descriptor) [pid 5899] close(5) = -1 EBADF (Bad file descriptor) [pid 5899] close(6) = -1 EBADF (Bad file descriptor) [pid 5899] close(7) = -1 EBADF (Bad file descriptor) [pid 5899] close(8) = -1 EBADF (Bad file descriptor) [pid 5899] close(9) = -1 EBADF (Bad file descriptor) [pid 5899] close(10) = -1 EBADF (Bad file descriptor) [pid 5899] close(11) = -1 EBADF (Bad file descriptor) [pid 5899] close(12) = -1 EBADF (Bad file descriptor) [pid 5899] close(13) = -1 EBADF (Bad file descriptor) [pid 5899] close(14) = -1 EBADF (Bad file descriptor) [pid 5899] close(15) = -1 EBADF (Bad file descriptor) [pid 5899] close(16 [pid 5900] close(3 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = 0 [pid 5899] close(17 [pid 5900] close(4 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(18 [pid 5900] close(5 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(19 [pid 5900] close(6 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(20 [pid 5900] close(7) = -1 EBADF (Bad file descriptor) [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(21 [pid 5900] close(8 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(22 [pid 5900] close(9 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(23 [pid 5900] close(10 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(24 [pid 5900] close(11 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(25 [pid 5900] close(12 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(26 [pid 5900] close(13 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] close(27 [pid 5900] close(14) = -1 EBADF (Bad file descriptor) [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] close(15 [pid 5899] close(28 [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] close(16 [pid 5899] close(29 [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] close(17 [pid 5899] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] exit_group(0 [pid 5900] close(18 [pid 5903] <... clone3 resumed> ) = ? [pid 5901] <... futex resumed>) = ? [pid 5900] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5899] <... exit_group resumed>) = ? [pid 5903] +++ exited with 0 +++ [pid 5901] +++ exited with 0 +++ [pid 5900] close(19) = -1 EBADF (Bad file descriptor) [pid 5900] close(20) = -1 EBADF (Bad file descriptor) [pid 5900] close(21) = -1 EBADF (Bad file descriptor) [pid 5900] close(22) = -1 EBADF (Bad file descriptor) [pid 5900] close(23) = -1 EBADF (Bad file descriptor) [pid 5900] close(24) = -1 EBADF (Bad file descriptor) [pid 5900] close(25) = -1 EBADF (Bad file descriptor) [pid 5900] close(26) = -1 EBADF (Bad file descriptor) [pid 5900] close(27) = -1 EBADF (Bad file descriptor) [pid 5900] close(28) = -1 EBADF (Bad file descriptor) [pid 5900] close(29) = -1 EBADF (Bad file descriptor) [pid 5900] exit_group(0 [pid 5902] <... futex resumed>) = ? [pid 5900] <... exit_group resumed>) = ? [pid 5904] <... clone3 resumed> ) = ? [pid 5902] +++ exited with 0 +++ [pid 5904] +++ exited with 0 +++ [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5909] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5909] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[98], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 98 ./strace-static-x86_64: Process 5927 attached [pid 5909] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5909] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5927] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5927] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5927] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5909] <... futex resumed>) = 0 [pid 5909] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5927] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5909] <... futex resumed>) = 0 [pid 5909] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5928 attached [pid 5928] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5909] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5909] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[100], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 100 [pid 5909] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5909] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5929 attached [pid 5929] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5929] mknod("./file0", 000 [pid 5907] <... mknod resumed>) = ? [pid 5913] <... mount resumed>) = ? [pid 5907] +++ exited with 0 +++ [pid 5913] +++ exited with 0 +++ [pid 5897] close(3) = 0 [pid 5897] close(4) = -1 EBADF (Bad file descriptor) [pid 5897] close(5) = -1 EBADF (Bad file descriptor) [pid 5897] close(6) = -1 EBADF (Bad file descriptor) [pid 5897] close(7) = -1 EBADF (Bad file descriptor) [pid 5897] close(8) = -1 EBADF (Bad file descriptor) [pid 5897] close(9) = -1 EBADF (Bad file descriptor) [pid 5897] close(10) = -1 EBADF (Bad file descriptor) [pid 5918] <... mount resumed>) = ? [pid 5897] close(11) = -1 EBADF (Bad file descriptor) [pid 5897] close(12 [pid 5918] +++ exited with 0 +++ [pid 5900] +++ exited with 0 +++ [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(13 [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=9} --- [pid 5898] close(3 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] restart_syscall(<... resuming interrupted clone ...> [pid 5898] <... close resumed>) = 0 [pid 5897] close(14 [pid 5308] <... restart_syscall resumed>) = 0 [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5898] close(4 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(15 [pid 5909] <... futex resumed>) = 0 [pid 5898] close(5 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(16 [pid 5308] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5909] <... mmap resumed>) = 0x7f3a007ba000 [pid 5898] close(6 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5909] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(17 [pid 5308] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5909] <... mprotect resumed>) = 0 [pid 5898] close(7 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... openat resumed>) = 3 [pid 5909] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(18 [pid 5308] fstat(3, ./strace-static-x86_64: Process 5931 attached [pid 5898] close(8 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5308] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5931] set_robust_list(0x7f3a007da9e0, 24 [pid 5909] <... clone resumed>, parent_tid=[101], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 101 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(19 [pid 5909] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5898] close(9 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5909] <... futex resumed>) = 0 [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(20 [pid 5909] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5898] close(10 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(21 [pid 5308] getdents64(3, [pid 5931] <... set_robust_list resumed>) = 0 [pid 5898] close(11 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5931] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(22 [pid 5898] close(12 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(23 [pid 5898] close(13 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(24 [pid 5898] close(14 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(25 [pid 5898] close(15 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(26 [pid 5898] close(16 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(27 [pid 5898] close(17 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(28 [pid 5898] close(18 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] close(29 [pid 5898] close(19 [pid 5897] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5897] exit_group(0 [pid 5914] <... clone3 resumed> ) = ? [pid 5908] <... futex resumed>) = ? [pid 5898] close(20 [pid 5897] <... exit_group resumed>) = ? [pid 5914] +++ exited with 0 +++ [pid 5908] +++ exited with 0 +++ [pid 5898] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5898] close(21) = -1 EBADF (Bad file descriptor) [pid 5898] close(22) = -1 EBADF (Bad file descriptor) [pid 5898] close(23) = -1 EBADF (Bad file descriptor) [pid 5898] close(24) = -1 EBADF (Bad file descriptor) [pid 5898] close(25) = -1 EBADF (Bad file descriptor) [pid 5898] close(26) = -1 EBADF (Bad file descriptor) [pid 5898] close(27) = -1 EBADF (Bad file descriptor) [pid 5898] close(28) = -1 EBADF (Bad file descriptor) [pid 5898] close(29) = -1 EBADF (Bad file descriptor) [pid 5898] exit_group(0 [pid 5915] <... clone3 resumed> ) = ? [pid 5911] <... futex resumed>) = ? [pid 5898] <... exit_group resumed>) = ? [pid 5915] +++ exited with 0 +++ [pid 5911] +++ exited with 0 +++ [ 94.853168][ T5918] EXT4-fs: error -4 creating inode table initialization thread [ 94.861380][ T5918] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5909] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5909] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5909] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5909] clone(child_stack=0x7f3a007b93f0, 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 5932 attached [pid 5932] set_robust_list(0x7f3a007b99e0, 24 [pid 5909] <... clone resumed>, parent_tid=[102], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 102 [pid 5932] <... set_robust_list resumed>) = 0 [pid 5909] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5932] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5909] <... futex resumed>) = 0 [pid 5909] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5926] <... openat resumed>) = 3 [pid 5304] <... mkdir resumed>) = 0 [pid 5926] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5926] <... futex resumed>) = 0 [pid 5926] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 100 ./strace-static-x86_64: Process 5933 attached [pid 5933] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5933] chdir("./18") = 0 [pid 5933] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5933] setpgid(0, 0) = 0 [pid 5933] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5933] write(3, "1000", 4) = 4 [pid 5933] close(3) = 0 [pid 5933] symlink("/dev/binderfs", "./binderfs" [pid 5906] <... mknod resumed>) = ? [pid 5912] <... mount resumed>) = ? [pid 5906] +++ exited with 0 +++ [pid 5912] +++ exited with 0 +++ [pid 5917] <... mount resumed>) = ? [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./18/binderfs" [pid 5909] close(3) = 0 [pid 5909] close(4) = -1 EBADF (Bad file descriptor) [pid 5909] close(5) = -1 EBADF (Bad file descriptor) [pid 5909] close(6) = -1 EBADF (Bad file descriptor) [pid 5909] close(7) = -1 EBADF (Bad file descriptor) [pid 5909] close(8) = -1 EBADF (Bad file descriptor) [pid 5909] close(9) = -1 EBADF (Bad file descriptor) [pid 5909] close(10) = -1 EBADF (Bad file descriptor) [pid 5909] close(11) = -1 EBADF (Bad file descriptor) [pid 5909] close(12) = -1 EBADF (Bad file descriptor) [pid 5909] close(13) = -1 EBADF (Bad file descriptor) [pid 5909] close(14) = -1 EBADF (Bad file descriptor) [pid 5909] close(15) = -1 EBADF (Bad file descriptor) [pid 5909] close(16) = -1 EBADF (Bad file descriptor) [pid 5909] close(17) = -1 EBADF (Bad file descriptor) [pid 5909] close(18) = -1 EBADF (Bad file descriptor) [pid 5909] close(19) = -1 EBADF (Bad file descriptor) [pid 5909] close(20) = -1 EBADF (Bad file descriptor) [pid 5909] close(21) = -1 EBADF (Bad file descriptor) [pid 5909] close(22) = -1 EBADF (Bad file descriptor) [pid 5909] close(23) = -1 EBADF (Bad file descriptor) [pid 5909] close(24) = -1 EBADF (Bad file descriptor) [pid 5909] close(25) = -1 EBADF (Bad file descriptor) [pid 5909] close(26) = -1 EBADF (Bad file descriptor) [pid 5909] close(27) = -1 EBADF (Bad file descriptor) [pid 5909] close(28) = -1 EBADF (Bad file descriptor) [pid 5909] close(29) = -1 EBADF (Bad file descriptor) [pid 5909] exit_group(0 [pid 5927] <... clone3 resumed> ) = ? [pid 5926] <... futex resumed>) = ? [pid 5909] <... exit_group resumed>) = ? [pid 5927] +++ exited with 0 +++ [pid 5926] +++ exited with 0 +++ [pid 5917] +++ exited with 0 +++ [pid 5899] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5305] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5305] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 95.147298][ T5917] EXT4-fs: error -4 creating inode table initialization thread [ 95.155623][ T5917] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5305] unlink("./18/binderfs" [pid 5933] <... symlink resumed>) = 0 [pid 5931] <... mount resumed>) = ? [pid 5929] <... mknod resumed>) = ? [pid 5923] <... mount resumed>) = ? [pid 5922] <... mount resumed>) = ? [pid 5921] <... mknod resumed>) = ? [pid 5919] <... mknod resumed>) = ? [pid 5933] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5922] +++ exited with 0 +++ [pid 5921] +++ exited with 0 +++ [pid 5919] +++ exited with 0 +++ [pid 5933] <... futex resumed>) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 5933] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5933] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5931] +++ exited with 0 +++ [pid 5929] +++ exited with 0 +++ [pid 5923] +++ exited with 0 +++ [pid 5933] <... clone resumed>, parent_tid=[101], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 101 [pid 5933] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5936 attached [pid 5936] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5936] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5925] <... mount resumed>) = ? [pid 5925] +++ exited with 0 +++ [pid 5898] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5306] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, [pid 5924] <... mount resumed>) = ? [pid 5924] +++ exited with 0 +++ [pid 5897] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5932] <... mount resumed>) = ? [pid 5932] +++ exited with 0 +++ [pid 5909] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5303] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5933] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5933] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[102], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 102 [pid 5933] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5939 attached [pid 5939] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5939] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5939] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5933] <... futex resumed>) = 0 [pid 5933] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5939] <... futex resumed>) = 1 [ 95.284521][ T5925] EXT4-fs: error -4 creating inode table initialization thread [ 95.292703][ T5925] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 95.299806][ T5924] EXT4-fs: error -4 creating inode table initialization thread [ 95.307854][ T5924] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 95.314635][ T5932] EXT4-fs: error -4 creating inode table initialization thread [ 95.322388][ T5932] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5939] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./19/binderfs", [pid 5306] lstat("./18/binderfs", [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] unlink("./19/binderfs" [pid 5306] unlink("./18/binderfs"./strace-static-x86_64: Process 5940 attached [pid 5940] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5933] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5933] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5933] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[104], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 104 [pid 5933] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5941 attached [pid 5941] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5941] mknod("./file0", 000 [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5933] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5933] clone(child_stack=0x7f3a007da3f0, 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 5943 attached [pid 5943] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5943] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5933] <... clone resumed>, parent_tid=[105], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 105 [pid 5933] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5943] <... futex resumed>) = 0 [pid 5933] <... futex resumed>) = 1 [pid 5933] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5943] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5933] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5933] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5933] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5933] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[106], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 106 [pid 5933] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5944 attached [pid 5944] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5933] <... futex resumed>) = 0 [pid 5933] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5944] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5933] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5305] <... unlink resumed>) = 0 [pid 5305] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] lstat("./18/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5936] <... openat resumed>) = 3 [pid 5308] <... unlink resumed>) = 0 [pid 5308] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./18/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5936] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5936] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./19/binderfs" [pid 5933] close(3) = 0 [pid 5933] close(4) = -1 EBADF (Bad file descriptor) [pid 5933] close(5) = -1 EBADF (Bad file descriptor) [pid 5933] close(6) = -1 EBADF (Bad file descriptor) [pid 5933] close(7) = -1 EBADF (Bad file descriptor) [pid 5933] close(8) = -1 EBADF (Bad file descriptor) [pid 5933] close(9) = -1 EBADF (Bad file descriptor) [pid 5933] close(10) = -1 EBADF (Bad file descriptor) [pid 5933] close(11) = -1 EBADF (Bad file descriptor) [pid 5933] close(12) = -1 EBADF (Bad file descriptor) [pid 5933] close(13) = -1 EBADF (Bad file descriptor) [pid 5933] close(14) = -1 EBADF (Bad file descriptor) [pid 5933] close(15) = -1 EBADF (Bad file descriptor) [pid 5933] close(16) = -1 EBADF (Bad file descriptor) [pid 5933] close(17) = -1 EBADF (Bad file descriptor) [pid 5933] close(18) = -1 EBADF (Bad file descriptor) [pid 5933] close(19) = -1 EBADF (Bad file descriptor) [pid 5933] close(20) = -1 EBADF (Bad file descriptor) [pid 5933] close(21) = -1 EBADF (Bad file descriptor) [pid 5933] close(22) = -1 EBADF (Bad file descriptor) [pid 5933] close(23) = -1 EBADF (Bad file descriptor) [pid 5933] close(24) = -1 EBADF (Bad file descriptor) [pid 5933] close(25) = -1 EBADF (Bad file descriptor) [pid 5933] close(26) = -1 EBADF (Bad file descriptor) [pid 5933] close(27) = -1 EBADF (Bad file descriptor) [pid 5933] close(28) = -1 EBADF (Bad file descriptor) [pid 5933] close(29) = -1 EBADF (Bad file descriptor) [pid 5933] exit_group(0) = ? [pid 5939] <... clone3 resumed> ) = ? [pid 5936] <... futex resumed>) = ? [pid 5939] +++ exited with 0 +++ [pid 5936] +++ exited with 0 +++ [pid 5944] <... mount resumed>) = ? [pid 5943] <... mount resumed>) = ? [pid 5941] <... mknod resumed>) = ? [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5944] +++ exited with 0 +++ [pid 5943] +++ exited with 0 +++ [pid 5941] +++ exited with 0 +++ [pid 5933] +++ exited with 0 +++ [pid 5307] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 5307] lstat("./19/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./18/hugetlb.1GB.usage_in_bytes", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5304] umount2("./18", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./18", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] lstat("./19/hugetlb.1GB.usage_in_bytes", [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] lstat("./18/file0", [pid 5305] lstat("./18/file0", [pid 5303] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./18/file0" [pid 5305] unlink("./18/file0" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./18/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./18/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5304] unlink("./18/binderfs" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5307] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5307] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./19/file0", [pid 5306] lstat("./18/file0", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] unlink("./19/file0" [pid 5306] unlink("./18/file0" [pid 5308] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5303] <... umount2 resumed>) = 0 [pid 5308] lstat("./18/core", [pid 5305] lstat("./18/core", [pid 5303] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] unlink("./18/core" [pid 5305] unlink("./18/core" [pid 5303] lstat("./19/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./19/file0" [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5307] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5304] umount2("./18/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./19/core", [pid 5306] lstat("./18/core", [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=456, ...}) = 0 [pid 5304] lstat("./18/hugetlb.1GB.usage_in_bytes", [pid 5307] unlink("./19/core" [pid 5306] unlink("./18/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./18/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] getdents64(3, [pid 5307] getdents64(3, [pid 5306] getdents64(3, [pid 5305] getdents64(3, [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5307] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5305] <... close resumed>) = 0 [pid 5308] rmdir("./18" [pid 5307] rmdir("./19" [pid 5306] rmdir("./18" [pid 5305] rmdir("./18" [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5304] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = 0 [pid 5303] lstat("./19/core", [pid 5304] umount2("./18/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5304] lstat("./18/file0", [pid 5303] unlink("./19/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./18/file0" [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5308] mkdir("./19", 0777 [pid 5307] mkdir("./20", 0777 [pid 5306] mkdir("./19", 0777 [pid 5305] mkdir("./19", 0777 [pid 5303] getdents64(3, 0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./19" [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5304] umount2("./18/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] mkdir("./20", 0777./strace-static-x86_64: Process 5945 attached [pid 5945] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5945] chdir("./20") = 0 [pid 5945] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5945] setpgid(0, 0) = 0 [pid 5945] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 5948 attached ./strace-static-x86_64: Process 5947 attached ./strace-static-x86_64: Process 5946 attached [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 104 [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 102 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 103 [pid 5948] set_robust_list(0x555555f9d5e0, 24 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 103 [pid 5945] write(3, "1000", 4 [pid 5304] lstat("./18/core", [pid 5946] set_robust_list(0x555555f9d5e0, 24 [pid 5948] <... set_robust_list resumed>) = 0 [pid 5304] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=400, ...}) = 0 [pid 5304] unlink("./18/core" [pid 5948] chdir("./19" [pid 5946] <... set_robust_list resumed>) = 0 [pid 5945] <... write resumed>) = 4 [pid 5948] <... chdir resumed>) = 0 [pid 5948] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5948] setpgid(0, 0) = 0 [pid 5948] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5945] close(3 [pid 5947] set_robust_list(0x555555f9d5e0, 24 [pid 5946] chdir("./19" [pid 5947] <... set_robust_list resumed>) = 0 [pid 5946] <... chdir resumed>) = 0 [pid 5945] <... close resumed>) = 0 [pid 5948] <... openat resumed>) = 3 [pid 5946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5945] symlink("/dev/binderfs", "./binderfs" [pid 5948] write(3, "1000", 4) = 4 [pid 5948] close(3 [pid 5946] <... prctl resumed>) = 0 [pid 5947] chdir("./19" [pid 5946] setpgid(0, 0 [pid 5947] <... chdir resumed>) = 0 [pid 5948] <... close resumed>) = 0 [pid 5948] symlink("/dev/binderfs", "./binderfs" [pid 5946] <... setpgid resumed>) = 0 [pid 5947] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5947] <... prctl resumed>) = 0 [pid 5946] <... openat resumed>) = 3 [pid 5947] setpgid(0, 0 [pid 5946] write(3, "1000", 4) = 4 [pid 5946] close(3) = 0 [pid 5946] symlink("/dev/binderfs", "./binderfs" [pid 5947] <... setpgid resumed>) = 0 [pid 5947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5947] write(3, "1000", 4) = 4 [pid 5947] close(3) = 0 [pid 5947] symlink("/dev/binderfs", "./binderfs" [pid 5948] <... symlink resumed>) = 0 [pid 5947] <... symlink resumed>) = 0 [pid 5946] <... symlink resumed>) = 0 [pid 5945] <... symlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5948] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] getdents64(3, [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5949 attached [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5303] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 103 [pid 5948] <... mmap resumed>) = 0x7f3a0081d000 [pid 5947] <... mmap resumed>) = 0x7f3a0081d000 [pid 5946] <... mmap resumed>) = 0x7f3a0081d000 [pid 5945] <... mmap resumed>) = 0x7f3a0081d000 [pid 5948] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5947] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5946] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5945] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5948] <... mprotect resumed>) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5946] <... mprotect resumed>) = 0 [pid 5945] <... mprotect resumed>) = 0 [pid 5948] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5947] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5946] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5945] clone(child_stack=0x7f3a0083d3f0, 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 5952 attached [pid 5949] set_robust_list(0x555555f9d5e0, 24 [pid 5948] <... clone resumed>, parent_tid=[104], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 104 [pid 5947] <... clone resumed>, parent_tid=[104], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 104 [pid 5946] <... clone resumed>, parent_tid=[103], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 103 [pid 5945] <... clone resumed>, parent_tid=[105], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 105 [pid 5948] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... set_robust_list resumed>) = 0 [pid 5952] set_robust_list(0x7f3a0083d9e0, 24 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5948] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5952] <... set_robust_list resumed>) = 0 [pid 5949] chdir("./20"./strace-static-x86_64: Process 5953 attached [pid 5953] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5953] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 5951 attached [pid 5949] <... chdir resumed>) = 0 [pid 5951] set_robust_list(0x7f3a0083d9e0, 24) = 0 ./strace-static-x86_64: Process 5950 attached [pid 5951] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5950] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5950] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5949] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5952] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5949] setpgid(0, 0) = 0 [pid 5949] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5949] write(3, "1000", 4) = 4 [pid 5949] close(3) = 0 [pid 5949] symlink("/dev/binderfs", "./binderfs" [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5947] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5948] <... mmap resumed>) = 0x7f3a007fc000 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5948] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] <... mmap resumed>) = 0x7f3a007fc000 [pid 5945] <... mmap resumed>) = 0x7f3a007fc000 [pid 5947] <... mmap resumed>) = 0x7f3a007fc000 [pid 5946] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5945] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5948] <... mprotect resumed>) = 0 [pid 5947] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 5945] <... mprotect resumed>) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5946] <... mprotect resumed>) = 0 [pid 5947] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5945] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5946] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5948] clone(child_stack=0x7f3a0081c3f0, 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 5954 attached [pid 5954] set_robust_list(0x7f3a0081c9e0, 24 [pid 5946] <... clone resumed>, parent_tid=[104], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 104 [pid 5947] <... clone resumed>, parent_tid=[105], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 105 [pid 5945] <... clone resumed>, parent_tid=[106], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 106 ./strace-static-x86_64: Process 5957 attached ./strace-static-x86_64: Process 5956 attached [pid 5948] <... clone resumed>, parent_tid=[105], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 105 [pid 5947] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5954] <... set_robust_list resumed>) = 0 [pid 5954] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5954] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5954] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5955 attached [pid 5948] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 1 [pid 5955] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5955] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5955] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5955] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5954] <... futex resumed>) = 0 [pid 5948] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] close(3 [pid 5957] set_robust_list(0x7f3a0081c9e0, 24 [pid 5956] set_robust_list(0x7f3a0081c9e0, 24 [pid 5955] <... futex resumed>) = 0 [pid 5954] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5946] <... futex resumed>) = 1 [pid 5945] <... futex resumed>) = 0 [pid 5304] <... close resumed>) = 0 [pid 5957] <... set_robust_list resumed>) = 0 [pid 5956] <... set_robust_list resumed>) = 0 [pid 5955] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5946] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5957] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5956] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5304] rmdir("./18" [pid 5957] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5956] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5956] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = 1 [pid 5956] <... futex resumed>) = 1 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5957] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5956] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5948] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5957] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5956] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5948] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5945] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... mprotect resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5946] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5946] <... clone resumed>, parent_tid=[105], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 105 [pid 5945] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5946] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] <... mprotect resumed>) = 0 [pid 5946] <... futex resumed>) = 0 [pid 5945] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5946] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5945] <... clone resumed>, parent_tid=[107], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 107 [pid 5945] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5959 attached [pid 5959] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5959] mknod("./file0", 000 [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5948] <... mmap resumed>) = 0x7f3a007db000 [pid 5947] <... mmap resumed>) = 0x7f3a007db000 [pid 5948] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 5947] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 5958 attached [pid 5948] <... mprotect resumed>) = 0 [pid 5947] <... mprotect resumed>) = 0 [pid 5958] set_robust_list(0x7f3a007fb9e0, 24 [pid 5948] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5947] clone(child_stack=0x7f3a007fb3f0, 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 5960 attached [pid 5958] <... set_robust_list resumed>) = 0 [pid 5948] <... clone resumed>, parent_tid=[106], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 106 [pid 5947] <... clone resumed>, parent_tid=[106], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 106 [pid 5948] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... futex resumed>) = 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5961 attached [pid 5958] mknod("./file0", 000 [pid 5960] set_robust_list(0x7f3a007fb9e0, 24 [pid 5961] set_robust_list(0x7f3a007fb9e0, 24 [pid 5960] <... set_robust_list resumed>) = 0 [pid 5960] mknod("./file0", 000 [pid 5961] <... set_robust_list resumed>) = 0 [pid 5961] mknod("./file0", 000 [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5945] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5946] <... futex resumed>) = 0 [pid 5945] <... futex resumed>) = 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5946] <... mmap resumed>) = 0x7f3a007ba000 [pid 5945] <... mmap resumed>) = 0x7f3a007ba000 [pid 5946] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5945] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5946] <... mprotect resumed>) = 0 [pid 5945] <... mprotect resumed>) = 0 [pid 5946] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5945] clone(child_stack=0x7f3a007da3f0, 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 5965 attached ./strace-static-x86_64: Process 5962 attached [pid 5946] <... clone resumed>, parent_tid=[107], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 107 [pid 5945] <... clone resumed>, parent_tid=[108], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 108 [pid 5946] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5964 attached [pid 5964] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5964] futex(0x7f3a009154d8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 5963 attached [pid 5962] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5963] set_robust_list(0x7f3a007da9e0, 24 [pid 5945] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5963] <... set_robust_list resumed>) = 0 [pid 5963] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5945] <... futex resumed>) = 1 [pid 5945] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5964] <... futex resumed>) = 0 [pid 5964] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5965] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 5966 attached ./strace-static-x86_64: Process 5967 attached [pid 5966] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5967] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5947] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] <... mmap resumed>) = 0x7f3a007ba000 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5948] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5947] <... mmap resumed>) = 0x7f3a007ba000 [pid 5948] <... mprotect resumed>) = 0 [pid 5947] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5948] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5947] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5968 attached [pid 5947] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5948] <... clone resumed>, parent_tid=[108], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 108 [pid 5948] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... clone resumed>, parent_tid=[108], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 108 [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5969 attached [pid 5969] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5969] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5968] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5968] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5946] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5946] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[108], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 108 [pid 5946] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5946] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5971 attached [pid 5971] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5971] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5945] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5945] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5945] clone(child_stack=0x7f3a007b93f0, 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 5972 attached , parent_tid=[110], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 110 [pid 5945] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5945] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5972] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5972] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5947] <... futex resumed>) = 0 [pid 5948] <... mmap resumed>) = 0x7f3a00799000 [pid 5947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5948] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 5947] <... mmap resumed>) = 0x7f3a00799000 [pid 5948] <... mprotect resumed>) = 0 [pid 5947] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 5948] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5947] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 5973 attached [pid 5947] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5948] <... clone resumed>, parent_tid=[109], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 109 [pid 5948] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5947] <... clone resumed>, parent_tid=[109], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 109 [pid 5948] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5947] <... futex resumed>) = 0 [pid 5947] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5974 attached [pid 5974] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5974] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5973] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5973] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5946] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5945] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5948] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5947] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5947] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5953] <... openat resumed>) = 3 [pid 5952] <... openat resumed>) = 3 [pid 5949] <... symlink resumed>) = 0 [pid 5953] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5952] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5951] <... openat resumed>) = 3 [pid 5950] <... openat resumed>) = 3 [pid 5949] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] <... rmdir resumed>) = 0 [pid 5953] <... futex resumed>) = 0 [pid 5952] <... futex resumed>) = 0 [pid 5949] <... futex resumed>) = 0 [pid 5952] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5953] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5951] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5950] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... mmap resumed>) = 0x7f3a0081d000 [pid 5304] mkdir("./19", 0777 [pid 5949] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5951] <... futex resumed>) = 0 [pid 5950] <... futex resumed>) = 0 [pid 5949] <... mprotect resumed>) = 0 [pid 5951] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5950] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5949] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[104], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 104 [pid 5949] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5975 attached [pid 5975] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5975] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5949] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5949] clone(child_stack=0x7f3a0081c3f0, 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 5977 attached [pid 5977] set_robust_list(0x7f3a0081c9e0, 24 [pid 5949] <... clone resumed>, parent_tid=[105], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 105 [pid 5977] <... set_robust_list resumed>) = 0 [pid 5949] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 5949] <... futex resumed>) = 0 [pid 5977] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5977] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5949] <... futex resumed>) = 0 [pid 5977] <... futex resumed>) = 1 [pid 5949] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5977] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 5949] <... futex resumed>) = 0 [pid 5949] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5978 attached [pid 5978] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5949] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5949] clone(child_stack=0x7f3a007fb3f0, 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 5979 attached [pid 5979] set_robust_list(0x7f3a007fb9e0, 24 [pid 5949] <... clone resumed>, parent_tid=[107], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 107 [pid 5979] <... set_robust_list resumed>) = 0 [pid 5949] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5979] mknod("./file0", 000 [pid 5949] <... futex resumed>) = 0 [pid 5949] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5946] close(3) = 0 [pid 5946] close(4) = -1 EBADF (Bad file descriptor) [pid 5946] close(5) = -1 EBADF (Bad file descriptor) [pid 5946] close(6) = -1 EBADF (Bad file descriptor) [pid 5946] close(7) = -1 EBADF (Bad file descriptor) [pid 5946] close(8) = -1 EBADF (Bad file descriptor) [pid 5946] close(9) = -1 EBADF (Bad file descriptor) [pid 5946] close(10) = -1 EBADF (Bad file descriptor) [pid 5946] close(11) = -1 EBADF (Bad file descriptor) [pid 5946] close(12) = -1 EBADF (Bad file descriptor) [pid 5946] close(13) = -1 EBADF (Bad file descriptor) [pid 5946] close(14) = -1 EBADF (Bad file descriptor) [pid 5946] close(15) = -1 EBADF (Bad file descriptor) [pid 5946] close(16) = -1 EBADF (Bad file descriptor) [pid 5945] close(3 [pid 5946] close(17 [pid 5945] <... close resumed>) = 0 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(4 [pid 5946] close(18 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(5 [pid 5946] close(19 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(6 [pid 5946] close(20 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(21 [pid 5945] close(7 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(22 [pid 5945] close(8 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(23 [pid 5945] close(9 [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] close(24 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(10 [pid 5946] close(25 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(11 [pid 5946] close(26 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(12 [pid 5946] close(27 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(13) = -1 EBADF (Bad file descriptor) [pid 5946] close(28) = -1 EBADF (Bad file descriptor) [pid 5945] close(14 [pid 5946] close(29 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5946] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(15 [pid 5946] exit_group(0 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5955] <... clone3 resumed> ) = ? [pid 5952] <... futex resumed>) = ? [pid 5946] <... exit_group resumed>) = ? [pid 5945] close(16 [pid 5955] +++ exited with 0 +++ [pid 5952] +++ exited with 0 +++ [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(3 [pid 5945] close(17 [pid 5948] <... close resumed>) = 0 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(4 [pid 5945] close(18 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(5 [pid 5945] close(19 [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... futex resumed>) = 0 [pid 5948] close(6 [pid 5945] close(20 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... mmap resumed>) = 0x7f3a007ba000 [pid 5948] close(7 [pid 5945] close(21 [pid 5949] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] <... mprotect resumed>) = 0 [pid 5945] close(22 [pid 5948] close(8 [pid 5949] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(9 [pid 5947] close(3 [pid 5945] close(23./strace-static-x86_64: Process 5980 attached [pid 5949] <... clone resumed>, parent_tid=[108], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 108 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = 0 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5948] close(10 [pid 5947] close(4 [pid 5945] close(24 [pid 5949] <... futex resumed>) = 0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5949] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5948] close(11 [pid 5947] close(5 [pid 5945] close(25 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(12 [pid 5947] close(6 [pid 5945] close(26 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5980] set_robust_list(0x7f3a007da9e0, 24 [pid 5948] close(13 [pid 5947] close(7 [pid 5945] close(27 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(14 [pid 5947] close(8 [pid 5945] close(28 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(15 [pid 5947] close(9 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] close(29 [pid 5980] <... set_robust_list resumed>) = 0 [pid 5948] close(16 [pid 5947] close(10 [pid 5945] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(17 [pid 5947] close(11 [pid 5945] exit_group(0 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5945] <... exit_group resumed>) = ? [pid 5954] <... clone3 resumed> ) = ? [pid 5953] <... futex resumed>) = ? [pid 5948] close(18 [pid 5947] close(12 [pid 5980] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5954] +++ exited with 0 +++ [pid 5953] +++ exited with 0 +++ [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(19 [pid 5947] close(13 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(20 [pid 5947] close(14 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(21 [pid 5947] close(15 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(22 [pid 5947] close(16 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(23 [pid 5947] close(17 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(24 [pid 5947] close(18 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(25 [pid 5947] close(19 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(26 [pid 5947] close(20 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(27 [pid 5947] close(21 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(28 [pid 5947] close(22 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] close(29 [pid 5947] close(23 [pid 5948] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5948] exit_group(0 [pid 5947] close(24 [pid 5957] <... clone3 resumed> ) = ? [pid 5950] <... futex resumed>) = ? [pid 5948] <... exit_group resumed>) = ? [pid 5947] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5957] +++ exited with 0 +++ [pid 5950] +++ exited with 0 +++ [pid 5947] close(25) = -1 EBADF (Bad file descriptor) [pid 5947] close(26) = -1 EBADF (Bad file descriptor) [pid 5947] close(27) = -1 EBADF (Bad file descriptor) [pid 5947] close(28) = -1 EBADF (Bad file descriptor) [pid 5947] close(29) = -1 EBADF (Bad file descriptor) [pid 5947] exit_group(0) = ? [pid 5951] <... futex resumed>) = ? [pid 5956] <... clone3 resumed> ) = ? [pid 5951] +++ exited with 0 +++ [pid 5956] +++ exited with 0 +++ [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5949] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5949] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5949] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[109], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 109 ./strace-static-x86_64: Process 5981 attached [pid 5949] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5949] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5981] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5981] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5949] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5975] <... openat resumed>) = 3 [pid 5969] <... mount resumed>) = ? [pid 5968] <... mount resumed>) = ? [pid 5964] <... mount resumed>) = ? [pid 5963] <... mount resumed>) = ? [pid 5961] <... mknod resumed>) = ? [pid 5960] <... mknod resumed>) = ? [pid 5959] <... mknod resumed>) = ? [pid 5958] <... mknod resumed>) = ? [pid 5304] <... mkdir resumed>) = 0 [pid 5969] +++ exited with 0 +++ [pid 5964] +++ exited with 0 +++ [pid 5963] +++ exited with 0 +++ [pid 5960] +++ exited with 0 +++ [pid 5959] +++ exited with 0 +++ [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5975] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5968] +++ exited with 0 +++ [pid 5961] +++ exited with 0 +++ [pid 5958] +++ exited with 0 +++ [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 107 [pid 5975] <... futex resumed>) = 0 ./strace-static-x86_64: Process 5983 attached [pid 5975] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5983] chdir("./19") = 0 [pid 5983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5983] setpgid(0, 0) = 0 [pid 5983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5983] write(3, "1000", 4) = 4 [pid 5972] <... mount resumed>) = ? [pid 5983] close(3 [pid 5972] +++ exited with 0 +++ [pid 5945] +++ exited with 0 +++ [pid 5983] <... close resumed>) = 0 [pid 5973] <... mount resumed>) = ? [pid 5973] +++ exited with 0 +++ [pid 5948] +++ exited with 0 +++ [pid 5983] symlink("/dev/binderfs", "./binderfs" [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5307] getdents64(3, [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 5308] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 5974] <... mount resumed>) = ? [pid 5974] +++ exited with 0 +++ [pid 5947] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5305] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 98.508231][ T5972] EXT4-fs: error -4 creating inode table initialization thread [ 98.520416][ T5972] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 98.526917][ T5973] EXT4-fs: error -4 creating inode table initialization thread [ 98.534744][ T5973] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 98.542328][ T5974] EXT4-fs: error -4 creating inode table initialization thread [ 98.550461][ T5974] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5305] getdents64(3, [pid 5971] <... mount resumed>) = ? [pid 5971] +++ exited with 0 +++ [pid 5946] +++ exited with 0 +++ [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5306] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5306] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5306] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5306] getdents64(3, [pid 5949] close(3) = 0 [pid 5949] close(4) = -1 EBADF (Bad file descriptor) [pid 5949] close(5) = -1 EBADF (Bad file descriptor) [pid 5949] close(6) = -1 EBADF (Bad file descriptor) [pid 5949] close(7) = -1 EBADF (Bad file descriptor) [pid 5949] close(8) = -1 EBADF (Bad file descriptor) [pid 5949] close(9) = -1 EBADF (Bad file descriptor) [pid 5949] close(10) = -1 EBADF (Bad file descriptor) [pid 5949] close(11) = -1 EBADF (Bad file descriptor) [pid 5949] close(12) = -1 EBADF (Bad file descriptor) [pid 5949] close(13) = -1 EBADF (Bad file descriptor) [pid 5949] close(14) = -1 EBADF (Bad file descriptor) [pid 5949] close(15) = -1 EBADF (Bad file descriptor) [pid 5949] close(16) = -1 EBADF (Bad file descriptor) [pid 5949] close(17) = -1 EBADF (Bad file descriptor) [pid 5949] close(18) = -1 EBADF (Bad file descriptor) [pid 5949] close(19) = -1 EBADF (Bad file descriptor) [pid 5949] close(20) = -1 EBADF (Bad file descriptor) [pid 5949] close(21) = -1 EBADF (Bad file descriptor) [pid 5949] close(22) = -1 EBADF (Bad file descriptor) [pid 5949] close(23) = -1 EBADF (Bad file descriptor) [pid 5949] close(24) = -1 EBADF (Bad file descriptor) [pid 5949] close(25) = -1 EBADF (Bad file descriptor) [pid 5949] close(26) = -1 EBADF (Bad file descriptor) [ 98.557412][ T5971] EXT4-fs: error -4 creating inode table initialization thread [ 98.569637][ T5971] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5949] close(27) = -1 EBADF (Bad file descriptor) [pid 5949] close(28) = -1 EBADF (Bad file descriptor) [pid 5949] close(29) = -1 EBADF (Bad file descriptor) [pid 5949] exit_group(0 [pid 5977] <... clone3 resumed> ) = ? [pid 5975] <... futex resumed>) = ? [pid 5949] <... exit_group resumed>) = ? [pid 5977] +++ exited with 0 +++ [pid 5975] +++ exited with 0 +++ [pid 5983] <... symlink resumed>) = 0 [pid 5373] +++ killed by SIGSEGV (core dumped) +++ [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=13, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=21} --- [pid 5306] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5983] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5983] <... futex resumed>) = 0 [pid 5308] lstat("./19/binderfs", [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./19/binderfs", [pid 5305] lstat("./19/binderfs", [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] lstat("./20/binderfs", [pid 5306] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5983] <... mmap resumed>) = 0x7f3a0081d000 [pid 5308] unlink("./19/binderfs" [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./19/binderfs" [pid 5305] unlink("./19/binderfs" [pid 5983] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 5307] unlink("./20/binderfs" [pid 5983] <... mprotect resumed>) = 0 [pid 5983] clone(child_stack=0x7f3a0083d3f0, 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 5988 attached , parent_tid=[108], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 108 [pid 5983] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5988] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 5988] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 5983] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5983] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[109], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 109 [pid 5983] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5989 attached [pid 5989] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 5989] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 5989] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5983] <... futex resumed>) = 0 [pid 5983] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5989] <... futex resumed>) = 1 [pid 5989] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295}./strace-static-x86_64: Process 5990 attached [pid 5990] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 5983] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5983] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[111], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 111 ./strace-static-x86_64: Process 5991 attached [pid 5983] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5991] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 5991] mknod("./file0", 000 [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 5983] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5983] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[112], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 112 [pid 5983] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5992 attached [pid 5992] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 5992] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5983] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 5983] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5983] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[113], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 113 [pid 5983] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5983] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5994 attached [pid 5994] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 5994] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 5983] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5980] <... mount resumed>) = ? [pid 5979] <... mknod resumed>) = ? [pid 5980] +++ exited with 0 +++ [pid 5979] +++ exited with 0 +++ [pid 5981] <... mount resumed>) = ? [pid 5981] +++ exited with 0 +++ [pid 5949] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=3} --- [pid 5303] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5303] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./20/binderfs" [pid 5988] <... openat resumed>) = 3 [pid 5988] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 99.069832][ T5981] EXT4-fs: error -4 creating inode table initialization thread [ 99.077768][ T5981] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5988] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5983] close(3) = 0 [pid 5983] close(4) = -1 EBADF (Bad file descriptor) [pid 5983] close(5) = -1 EBADF (Bad file descriptor) [pid 5983] close(6) = -1 EBADF (Bad file descriptor) [pid 5983] close(7) = -1 EBADF (Bad file descriptor) [pid 5983] close(8) = -1 EBADF (Bad file descriptor) [pid 5983] close(9) = -1 EBADF (Bad file descriptor) [pid 5983] close(10) = -1 EBADF (Bad file descriptor) [pid 5983] close(11) = -1 EBADF (Bad file descriptor) [pid 5983] close(12) = -1 EBADF (Bad file descriptor) [pid 5983] close(13) = -1 EBADF (Bad file descriptor) [pid 5983] close(14) = -1 EBADF (Bad file descriptor) [pid 5983] close(15) = -1 EBADF (Bad file descriptor) [pid 5983] close(16) = -1 EBADF (Bad file descriptor) [pid 5983] close(17) = -1 EBADF (Bad file descriptor) [pid 5983] close(18) = -1 EBADF (Bad file descriptor) [pid 5983] close(19) = -1 EBADF (Bad file descriptor) [pid 5983] close(20) = -1 EBADF (Bad file descriptor) [pid 5983] close(21) = -1 EBADF (Bad file descriptor) [pid 5983] close(22) = -1 EBADF (Bad file descriptor) [pid 5983] close(23) = -1 EBADF (Bad file descriptor) [pid 5983] close(24) = -1 EBADF (Bad file descriptor) [pid 5983] close(25) = -1 EBADF (Bad file descriptor) [pid 5983] close(26) = -1 EBADF (Bad file descriptor) [pid 5983] close(27) = -1 EBADF (Bad file descriptor) [pid 5983] close(28) = -1 EBADF (Bad file descriptor) [pid 5983] close(29) = -1 EBADF (Bad file descriptor) [pid 5983] exit_group(0 [pid 5989] <... clone3 resumed> ) = ? [pid 5988] <... futex resumed>) = ? [pid 5983] <... exit_group resumed>) = ? [pid 5989] +++ exited with 0 +++ [pid 5988] +++ exited with 0 +++ [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./20/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./19/hugetlb.1GB.usage_in_bytes", [pid 5307] lstat("./20/hugetlb.1GB.usage_in_bytes", [pid 5306] lstat("./19/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./19/hugetlb.1GB.usage_in_bytes", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5307] unlink("./20/hugetlb.1GB.usage_in_bytes" [pid 5306] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5305] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./20/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./20/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./20/hugetlb.1GB.usage_in_bytes" [pid 5992] <... mount resumed>) = ? [pid 5991] <... mknod resumed>) = ? [pid 5991] +++ exited with 0 +++ [pid 5992] +++ exited with 0 +++ [pid 5994] <... mount resumed>) = ? [pid 5994] +++ exited with 0 +++ [pid 5983] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./19", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./19", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5304] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5304] umount2("./19/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./19/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [ 99.708374][ T5994] EXT4-fs: error -4 creating inode table initialization thread [ 99.716215][ T5994] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5304] unlink("./19/binderfs" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./20/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = 0 [pid 5307] <... umount2 resumed>) = 0 [pid 5306] <... umount2 resumed>) = 0 [pid 5305] <... umount2 resumed>) = 0 [pid 5308] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./20/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./19/file0", [pid 5307] lstat("./20/file0", [pid 5306] lstat("./19/file0", [pid 5305] lstat("./19/file0", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] unlink("./19/file0" [pid 5307] unlink("./20/file0" [pid 5306] unlink("./19/file0" [pid 5305] unlink("./19/file0" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./20/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 [pid 5303] umount2("./20/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./20/file0", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./20/file0" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./19/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./19/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./19/hugetlb.1GB.usage_in_bytes" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5308] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./20/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5306] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./19/core", [pid 5307] lstat("./20/core", [pid 5306] lstat("./19/core", [pid 5305] lstat("./19/core", [pid 5308] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=288, ...}) = 0 [pid 5306] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5308] unlink("./19/core" [pid 5307] unlink("./20/core" [pid 5306] unlink("./19/core" [pid 5305] unlink("./19/core" [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... unlink resumed>) = 0 [pid 5305] getdents64(3, [pid 5304] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] umount2("./20/core", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] getdents64(3, [pid 5307] getdents64(3, [pid 5306] getdents64(3, [pid 5303] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] <... umount2 resumed>) = 0 [pid 5303] lstat("./20/core", [pid 5304] umount2("./19/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5303] <... lstat resumed>{st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5304] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./19/file0", [pid 5303] unlink("./20/core" [pid 5304] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5304] unlink("./19/file0" [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5308] close(3 [pid 5307] close(3 [pid 5306] close(3 [pid 5305] close(3 [pid 5308] <... close resumed>) = 0 [pid 5307] <... close resumed>) = 0 [pid 5306] <... close resumed>) = 0 [pid 5308] rmdir("./19" [pid 5307] rmdir("./20" [pid 5306] rmdir("./19" [pid 5305] <... close resumed>) = 0 [pid 5305] rmdir("./19" [pid 5303] <... unlink resumed>) = 0 [pid 5308] <... rmdir resumed>) = 0 [pid 5307] <... rmdir resumed>) = 0 [pid 5306] <... rmdir resumed>) = 0 [pid 5305] <... rmdir resumed>) = 0 [pid 5303] getdents64(3, [pid 5308] mkdir("./20", 0777 [pid 5307] mkdir("./21", 0777 [pid 5306] mkdir("./20", 0777 [pid 5305] mkdir("./20", 0777 [pid 5303] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5303] close(3) = 0 [pid 5303] rmdir("./20" [pid 5304] <... unlink resumed>) = 0 [pid 5304] umount2("./19/core", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] lstat("./19/core", {st_mode=S_IFREG|0600, st_size=344, ...}) = 0 [pid 5304] unlink("./19/core" [pid 5306] <... mkdir resumed>) = 0 [pid 5305] <... mkdir resumed>) = 0 [pid 5308] <... mkdir resumed>) = 0 [pid 5307] <... mkdir resumed>) = 0 [pid 5303] <... rmdir resumed>) = 0 [pid 5308] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5307] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5303] mkdir("./21", 0777 [pid 5308] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 110 [pid 5307] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 111 ./strace-static-x86_64: Process 6001 attached [pid 6001] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 5306] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5305] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6001] chdir("./20"./strace-static-x86_64: Process 6000 attached [pid 5306] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 109 [pid 5305] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 110 ./strace-static-x86_64: Process 6003 attached ./strace-static-x86_64: Process 6002 attached [pid 6001] <... chdir resumed>) = 0 [pid 6000] set_robust_list(0x555555f9d5e0, 24 [pid 6002] set_robust_list(0x555555f9d5e0, 24 [pid 6001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6003] set_robust_list(0x555555f9d5e0, 24 [pid 6000] <... set_robust_list resumed>) = 0 [pid 6002] <... set_robust_list resumed>) = 0 [pid 6001] <... prctl resumed>) = 0 [pid 6001] setpgid(0, 0 [pid 6002] chdir("./20" [pid 6003] <... set_robust_list resumed>) = 0 [pid 6000] chdir("./21" [pid 6001] <... setpgid resumed>) = 0 [pid 6000] <... chdir resumed>) = 0 [pid 6002] <... chdir resumed>) = 0 [pid 6000] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6003] chdir("./20" [pid 6002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6002] <... prctl resumed>) = 0 [pid 6003] <... chdir resumed>) = 0 [pid 6000] <... prctl resumed>) = 0 [pid 6001] write(3, "1000", 4) = 4 [pid 6003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6002] setpgid(0, 0 [pid 6000] setpgid(0, 0 [pid 6001] close(3 [pid 6003] <... prctl resumed>) = 0 [pid 6002] <... setpgid resumed>) = 0 [pid 6001] <... close resumed>) = 0 [pid 6003] setpgid(0, 0 [pid 6002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6003] <... setpgid resumed>) = 0 [pid 6003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] <... openat resumed>) = 3 [pid 6001] symlink("/dev/binderfs", "./binderfs" [pid 6000] <... setpgid resumed>) = 0 [pid 6002] write(3, "1000", 4 [pid 6003] <... openat resumed>) = 3 [pid 6002] <... write resumed>) = 4 [pid 6000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6002] close(3) = 0 [pid 6002] symlink("/dev/binderfs", "./binderfs" [pid 6003] write(3, "1000", 4) = 4 [pid 6003] close(3) = 0 [pid 6003] symlink("/dev/binderfs", "./binderfs" [pid 6000] <... openat resumed>) = 3 [pid 6000] write(3, "1000", 4) = 4 [pid 6000] close(3) = 0 [pid 6000] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... unlink resumed>) = 0 [pid 5303] <... mkdir resumed>) = 0 [pid 5304] getdents64(3, [pid 5303] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f9d5d0) = 110 ./strace-static-x86_64: Process 6004 attached [pid 6004] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 6004] chdir("./21") = 0 [pid 6004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6004] setpgid(0, 0) = 0 [pid 6004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 6004] write(3, "1000", 4) = 4 [pid 6004] close(3) = 0 [pid 6004] symlink("/dev/binderfs", "./binderfs" [pid 5304] <... getdents64 resumed>0x555555f9e620 /* 0 entries */, 32768) = 0 [pid 5304] close(3) = 0 [pid 5304] rmdir("./19" [pid 6003] <... symlink resumed>) = 0 [pid 6002] <... symlink resumed>) = 0 [pid 6001] <... symlink resumed>) = 0 [pid 6000] <... symlink resumed>) = 0 [pid 6003] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] <... mmap resumed>) = 0x7f3a0081d000 [pid 6001] <... mmap resumed>) = 0x7f3a0081d000 [pid 6002] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 6001] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 6002] <... mprotect resumed>) = 0 [pid 6001] <... mprotect resumed>) = 0 [pid 6003] <... futex resumed>) = 0 [pid 6002] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6001] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6000] <... futex resumed>) = 0 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] <... clone resumed>, parent_tid=[111], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 111 [pid 6001] <... clone resumed>, parent_tid=[111], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 111 [pid 6003] <... mmap resumed>) = 0x7f3a0081d000 [pid 6002] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6003] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6002] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6006 attached [pid 6006] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 6006] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000./strace-static-x86_64: Process 6005 attached [pid 6005] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 6005] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6003] <... mprotect resumed>) = 0 [pid 6000] <... mmap resumed>) = 0x7f3a0081d000 [pid 6003] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6000] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6007 attached ) = 0 [pid 6007] set_robust_list(0x7f3a0083d9e0, 24 [pid 6003] <... clone resumed>, parent_tid=[110], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 110 [pid 6007] <... set_robust_list resumed>) = 0 [pid 6000] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6003] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] <... clone resumed>, parent_tid=[112], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 112 [pid 6003] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6008 attached [pid 6008] set_robust_list(0x7f3a0083d9e0, 24 [pid 6000] <... futex resumed>) = 0 [pid 6000] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6008] <... set_robust_list resumed>) = 0 [pid 6008] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6007] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] <... mmap resumed>) = 0x7f3a007fc000 [pid 6002] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 6001] <... mmap resumed>) = 0x7f3a007fc000 [pid 6001] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 6002] <... mprotect resumed>) = 0 [pid 6001] <... mprotect resumed>) = 0 [pid 6002] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6001] clone(child_stack=0x7f3a0081c3f0, 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 6009 attached [pid 6002] <... clone resumed>, parent_tid=[112], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 112 [pid 6001] <... clone resumed>, parent_tid=[112], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 112 [pid 6002] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6002] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... futex resumed>) = 0 [pid 6001] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6009] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 6009] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 6009] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6002] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6009] <... futex resumed>) = 1 [pid 6002] <... futex resumed>) = 0 [pid 6009] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6002] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6010 attached [pid 6010] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 6010] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 6010] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6010] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6010] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6010] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6001] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6003] <... mmap resumed>) = 0x7f3a007fc000 [pid 6000] <... mmap resumed>) = 0x7f3a007fc000 [pid 6003] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 6000] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 6003] <... mprotect resumed>) = 0 [pid 6000] <... mprotect resumed>) = 0 [pid 6003] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6000] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6003] <... clone resumed>, parent_tid=[111], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 111 [pid 6000] <... clone resumed>, parent_tid=[113], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 113 [pid 6003] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6003] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6013 attached [pid 6013] set_robust_list(0x7f3a0081c9e0, 24) = 0 ./strace-static-x86_64: Process 6012 attached [pid 6013] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 6013] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] set_robust_list(0x7f3a0081c9e0, 24 [pid 6013] <... futex resumed>) = 1 [pid 6000] <... futex resumed>) = 0 [pid 6013] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6000] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6012] <... set_robust_list resumed>) = 0 [pid 6012] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 6012] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6003] <... futex resumed>) = 0 [pid 6012] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6003] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6012] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6003] <... futex resumed>) = 0 [pid 6012] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6003] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6004] <... symlink resumed>) = 0 [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] <... rmdir resumed>) = 0 [pid 6004] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] mkdir("./20", 0777./strace-static-x86_64: Process 6014 attached [pid 6004] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6004] <... mmap resumed>) = 0x7f3a0081d000 [pid 6002] <... mmap resumed>) = 0x7f3a007db000 [pid 6014] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 6004] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 6002] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 6004] <... mprotect resumed>) = 0 [pid 6002] <... mprotect resumed>) = 0 [pid 6004] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6002] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6004] <... clone resumed>, parent_tid=[111], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 111 [pid 6002] <... clone resumed>, parent_tid=[114], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 114 [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6004] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 6001] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6001] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[113], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 113 [pid 6001] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6001] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6015 attached ./strace-static-x86_64: Process 6016 attached ./strace-static-x86_64: Process 6017 attached [pid 6015] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 6017] set_robust_list(0x7f3a007fb9e0, 24 [pid 6016] set_robust_list(0x7f3a007fb9e0, 24 [pid 6015] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6017] <... set_robust_list resumed>) = 0 [pid 6016] <... set_robust_list resumed>) = 0 [pid 6017] mknod("./file0", 000 [pid 6016] mknod("./file0", 000 [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 6000] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6000] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[114], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 114 [pid 6000] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6018 attached [pid 6018] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 6018] mknod("./file0", 000 [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6003] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6003] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 6003] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6003] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[112], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 112 [pid 6003] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6020 attached [pid 6020] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- ./strace-static-x86_64: Process 6019 attached [pid 6019] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 6019] mknod("./file0", 000 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6004] <... mmap resumed>) = 0x7f3a007fc000 [pid 6002] <... mmap resumed>) = 0x7f3a007ba000 [pid 6004] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE [pid 6002] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 6004] <... mprotect resumed>) = 0 [pid 6002] <... mprotect resumed>) = 0 [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6002] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6001] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] <... clone resumed>, parent_tid=[112], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 112 [pid 6002] <... clone resumed>, parent_tid=[115], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 115 [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6004] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... mmap resumed>) = 0x7f3a007ba000 [pid 6004] <... futex resumed>) = 0 [pid 6002] <... futex resumed>) = 0 [pid 6001] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 6023 attached ./strace-static-x86_64: Process 6022 attached [pid 6004] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6002] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] <... mprotect resumed>) = 0 [pid 6023] set_robust_list(0x7f3a007da9e0, 24 [pid 6022] set_robust_list(0x7f3a0081c9e0, 24 [pid 6001] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6023] <... set_robust_list resumed>) = 0 [pid 6022] <... set_robust_list resumed>) = 0 [pid 6000] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6023] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 6022] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000 [pid 6001] <... clone resumed>, parent_tid=[115], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 115 [pid 6000] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6021 attached [pid 6022] <... ioctl resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0./strace-static-x86_64: Process 6024 attached [pid 6022] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6021] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 6001] <... futex resumed>) = 0 [pid 6024] set_robust_list(0x7f3a007da9e0, 24 [pid 6022] <... futex resumed>) = 1 [pid 6004] <... futex resumed>) = 0 [pid 6001] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... mmap resumed>) = 0x7f3a007ba000 [pid 6024] <... set_robust_list resumed>) = 0 [pid 6022] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6024] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 6022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6004] <... futex resumed>) = 0 [pid 6000] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE [pid 6022] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6004] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6025 attached [pid 6000] <... mprotect resumed>) = 0 [pid 6025] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 6000] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[116], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 116 [pid 6000] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6000] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6026 attached [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6003] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 6003] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6003] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[114], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 114 [pid 6003] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6003] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6026] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 6026] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 6027 attached [pid 6027] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 6027] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL./strace-static-x86_64: Process 6028 attached [pid 6028] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 6002] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6002] clone(child_stack=0x7f3a007b93f0, 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 6029 attached [pid 6029] set_robust_list(0x7f3a007b99e0, 24 [pid 6002] <... clone resumed>, parent_tid=[116], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 116 [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6029] <... set_robust_list resumed>) = 0 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6002] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6029] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6004] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6002] <... futex resumed>) = 0 [pid 6001] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = 0 [pid 6002] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 6001] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6001] <... mprotect resumed>) = 0 [pid 6000] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] <... mmap resumed>) = 0x7f3a007db000 [pid 6001] clone(child_stack=0x7f3a007b93f0, 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 6030 attached [pid 6004] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE [pid 6000] <... futex resumed>) = 0 [pid 6001] <... clone resumed>, parent_tid=[116], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 116 [pid 6030] set_robust_list(0x7f3a007b99e0, 24 [pid 6004] <... mprotect resumed>) = 0 [pid 6001] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6030] <... set_robust_list resumed>) = 0 [pid 6004] clone(child_stack=0x7f3a007fb3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6003] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6001] <... futex resumed>) = 0 [pid 6030] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6003] <... futex resumed>) = 0 [pid 6001] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] <... mmap resumed>) = 0x7f3a00799000 [pid 6004] <... clone resumed>, parent_tid=[114], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 114 [pid 6003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6000] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 6004] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6003] <... mmap resumed>) = 0x7f3a00799000 [pid 6004] <... futex resumed>) = 0 [pid 6003] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE [pid 6004] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6003] <... mprotect resumed>) = 0 [pid 6000] <... mprotect resumed>) = 0 [pid 6003] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID [pid 6000] clone(child_stack=0x7f3a007b93f0, 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 6033 attached ./strace-static-x86_64: Process 6032 attached [pid 6033] set_robust_list(0x7f3a007b99e0, 24 [pid 6032] set_robust_list(0x7f3a007b99e0, 24 [pid 6003] <... clone resumed>, parent_tid=[115], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 115 [pid 6000] <... clone resumed>, parent_tid=[117], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 117 [pid 6033] <... set_robust_list resumed>) = 0 [pid 6032] <... set_robust_list resumed>) = 0 [pid 6003] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6000] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6033] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6032] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6003] <... futex resumed>) = 0 [pid 6000] <... futex resumed>) = 0 [pid 6003] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6000] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6031 attached [pid 6031] set_robust_list(0x7f3a007fb9e0, 24) = 0 [pid 6031] mknod("./file0", 000 [pid 6002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6008] <... openat resumed>) = 3 [pid 6007] <... openat resumed>) = 3 [pid 6006] <... openat resumed>) = 3 [pid 6005] <... openat resumed>) = 3 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6000] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6008] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6007] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6006] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6005] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 6004] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6008] <... futex resumed>) = 0 [pid 6007] <... futex resumed>) = 0 [pid 6006] <... futex resumed>) = 0 [pid 6005] <... futex resumed>) = 0 [pid 6004] <... futex resumed>) = 0 [pid 6008] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6007] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6006] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6005] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 6004] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6004] clone(child_stack=0x7f3a007da3f0, 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 6034 attached [pid 6034] set_robust_list(0x7f3a007da9e0, 24 [pid 6004] <... clone resumed>, parent_tid=[115], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 115 [pid 6034] <... set_robust_list resumed>) = 0 [pid 6004] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6034] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6004] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6004] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 6004] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6004] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[116], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 116 ./strace-static-x86_64: Process 6035 attached [pid 6004] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6035] set_robust_list(0x7f3a007b99e0, 24 [pid 6004] <... futex resumed>) = 0 [pid 6004] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6035] <... set_robust_list resumed>) = 0 [pid 6035] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6015] <... openat resumed>) = 3 [pid 6004] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5304] <... mkdir resumed>) = 0 [pid 6015] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000 [pid 5304] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6015] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6036 attached [pid 6015] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] set_robust_list(0x555555f9d5e0, 24) = 0 [pid 6036] chdir("./20") = 0 [pid 6036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6036] setpgid(0, 0) = 0 [pid 6036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5304] <... clone resumed>, child_tidptr=0x555555f9d5d0) = 114 [pid 6036] <... openat resumed>) = 3 [pid 6036] write(3, "1000", 4) = 4 [pid 6036] close(3) = 0 [pid 6036] symlink("/dev/binderfs", "./binderfs" [pid 6002] close(3) = 0 [pid 6002] close(4) = -1 EBADF (Bad file descriptor) [pid 6002] close(5) = -1 EBADF (Bad file descriptor) [pid 6002] close(6) = -1 EBADF (Bad file descriptor) [pid 6002] close(7) = -1 EBADF (Bad file descriptor) [pid 6002] close(8) = -1 EBADF (Bad file descriptor) [pid 6002] close(9) = -1 EBADF (Bad file descriptor) [pid 6002] close(10) = -1 EBADF (Bad file descriptor) [pid 6002] close(11) = -1 EBADF (Bad file descriptor) [pid 6002] close(12) = -1 EBADF (Bad file descriptor) [pid 6002] close(13) = -1 EBADF (Bad file descriptor) [pid 6002] close(14) = -1 EBADF (Bad file descriptor) [pid 6002] close(15) = -1 EBADF (Bad file descriptor) [pid 6002] close(16) = -1 EBADF (Bad file descriptor) [pid 6002] close(17) = -1 EBADF (Bad file descriptor) [pid 6002] close(18) = -1 EBADF (Bad file descriptor) [pid 6002] close(19) = -1 EBADF (Bad file descriptor) [pid 6002] close(20) = -1 EBADF (Bad file descriptor) [pid 6002] close(21) = -1 EBADF (Bad file descriptor) [pid 6002] close(22) = -1 EBADF (Bad file descriptor) [pid 6002] close(23) = -1 EBADF (Bad file descriptor) [pid 6002] close(24 [pid 6000] close(3 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] <... close resumed>) = 0 [pid 6002] close(25 [pid 6000] close(4 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6002] close(26 [pid 6000] close(5 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6002] close(27 [pid 6001] close(3 [pid 6000] close(6 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6002] close(28 [pid 6001] <... close resumed>) = 0 [pid 6000] close(7 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(4 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6002] close(29 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(8 [pid 6003] close(3 [pid 6002] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] close(5 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = 0 [pid 6002] exit_group(0 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(9 [pid 6009] <... clone3 resumed> ) = ? [pid 6005] <... futex resumed>) = ? [pid 6003] close(4 [pid 6002] <... exit_group resumed>) = ? [pid 6001] close(6 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6009] +++ exited with 0 +++ [pid 6005] +++ exited with 0 +++ [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(10 [pid 6003] close(5 [pid 6001] close(7 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(11 [pid 6003] close(6 [pid 6001] close(8 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(12 [pid 6003] close(7 [pid 6001] close(9 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(13 [pid 6003] close(8 [pid 6001] close(10 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(14 [pid 6003] close(9 [pid 6001] close(11 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(15 [pid 6003] close(10 [pid 6001] close(12 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(16 [pid 6003] close(11 [pid 6001] close(13 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(17 [pid 6003] close(12 [pid 6001] close(14 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(18 [pid 6003] close(13 [pid 6001] close(15 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(19 [pid 6003] close(14 [pid 6001] close(16 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(20 [pid 6003] close(15 [pid 6001] close(17 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(21 [pid 6003] close(16 [pid 6001] close(18 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(22 [pid 6003] close(17 [pid 6001] close(19 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(23 [pid 6003] close(18 [pid 6001] close(20 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(24 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] close(19 [pid 6001] close(21 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(25 [pid 6003] close(20 [pid 6001] close(22 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(26 [pid 6003] close(21 [pid 6001] close(23 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(27 [pid 6003] close(22 [pid 6001] close(24 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(28 [pid 6003] close(23 [pid 6001] close(25 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] close(29 [pid 6003] close(24 [pid 6001] close(26 [pid 6000] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6000] exit_group(0 [pid 6013] <... clone3 resumed> ) = ? [pid 6008] <... futex resumed>) = ? [pid 6003] close(25 [pid 6001] close(27 [pid 6000] <... exit_group resumed>) = ? [pid 6013] +++ exited with 0 +++ [pid 6008] +++ exited with 0 +++ [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] close(26 [pid 6001] close(28 [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] close(27 [pid 6001] close(29 [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] close(28 [pid 6001] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6003] close(29 [pid 6001] exit_group(0 [pid 6003] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6010] <... clone3 resumed> ) = ? [pid 6006] <... futex resumed>) = ? [pid 6001] <... exit_group resumed>) = ? [pid 6010] +++ exited with 0 +++ [pid 6006] +++ exited with 0 +++ [pid 6003] exit_group(0 [pid 6012] <... clone3 resumed> ) = ? [pid 6007] <... futex resumed>) = ? [pid 6003] <... exit_group resumed>) = ? [pid 6012] +++ exited with 0 +++ [pid 6007] +++ exited with 0 +++ [pid 6004] close(3) = 0 [pid 6004] close(4 [pid 6027] <... mount resumed>) = ? [pid 6026] <... mount resumed>) = ? [pid 6019] <... mknod resumed>) = ? [pid 6018] <... mknod resumed>) = ? [pid 6017] <... mknod resumed>) = ? [pid 5377] +++ killed by SIGSEGV (core dumped) +++ [pid 6026] +++ exited with 0 +++ [pid 6019] +++ exited with 0 +++ [pid 6018] +++ exited with 0 +++ [pid 6017] +++ exited with 0 +++ [pid 6024] <... mount resumed>) = ? [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6027] +++ exited with 0 +++ [pid 6024] +++ exited with 0 +++ [pid 6004] close(5 [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_DUMPED, si_pid=14, si_uid=0, si_status=SIGSEGV, si_utime=0, si_stime=22} --- [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5303] restart_syscall(<... resuming interrupted clone ...> [pid 6004] close(6 [pid 5303] <... restart_syscall resumed>) = 0 [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6004] close(7) = -1 EBADF (Bad file descriptor) [pid 6004] close(8) = -1 EBADF (Bad file descriptor) [pid 6004] close(9) = -1 EBADF (Bad file descriptor) [pid 6004] close(10) = -1 EBADF (Bad file descriptor) [pid 6004] close(11) = -1 EBADF (Bad file descriptor) [pid 6004] close(12) = -1 EBADF (Bad file descriptor) [pid 6004] close(13) = -1 EBADF (Bad file descriptor) [pid 6004] close(14) = -1 EBADF (Bad file descriptor) [pid 6004] close(15) = -1 EBADF (Bad file descriptor) [pid 6004] close(16) = -1 EBADF (Bad file descriptor) [pid 6004] close(17) = -1 EBADF (Bad file descriptor) [pid 6004] close(18) = -1 EBADF (Bad file descriptor) [pid 6004] close(19 [pid 6032] <... mount resumed>) = ? [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6004] close(20) = -1 EBADF (Bad file descriptor) [pid 6004] close(21) = -1 EBADF (Bad file descriptor) [pid 6032] +++ exited with 0 +++ [pid 6004] close(22 [pid 6003] +++ exited with 0 +++ [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 6004] close(23 [pid 5306] restart_syscall(<... resuming interrupted clone ...> [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... restart_syscall resumed>) = 0 [pid 6004] close(24) = -1 EBADF (Bad file descriptor) [pid 6004] close(25 [pid 5306] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6004] close(26 [pid 5306] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... openat resumed>) = 3 [pid 6004] close(27 [pid 5306] fstat(3, [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5306] <... fstat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 6004] close(28 [pid 5306] getdents64(3, [pid 6004] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 6004] close(29) = -1 EBADF (Bad file descriptor) [pid 6004] exit_group(0) = ? [pid 6015] <... futex resumed>) = ? [pid 6022] <... clone3 resumed> ) = ? [pid 6015] +++ exited with 0 +++ [pid 6022] +++ exited with 0 +++ [pid 6030] <... mount resumed>) = ? [ 102.385133][ T6032] EXT4-fs: error -4 creating inode table initialization thread [ 102.393027][ T6032] EXT4-fs (sda1): re-mounted. Quota mode: none. [ 102.413640][ T6030] EXT4-fs: error -4 creating inode table initialization thread [ 102.421291][ T6030] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 6030] +++ exited with 0 +++ [pid 6001] +++ exited with 0 +++ [pid 5308] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=4} --- [pid 5308] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5308] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5308] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5308] getdents64(3, [pid 6033] <... mount resumed>) = ? [pid 6033] +++ exited with 0 +++ [pid 6000] +++ exited with 0 +++ [pid 5307] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5307] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5307] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5307] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 102.452769][ T6033] EXT4-fs: error -4 creating inode table initialization thread [ 102.464953][ T6033] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5307] getdents64(3, [pid 6036] <... symlink resumed>) = 0 [pid 6036] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a0081d000 [pid 6036] mprotect(0x7f3a0081e000, 131072, PROT_READ|PROT_WRITE [pid 6023] <... mount resumed>) = ? [pid 6016] <... mknod resumed>) = ? [pid 6036] <... mprotect resumed>) = 0 [pid 6023] +++ exited with 0 +++ [pid 6016] +++ exited with 0 +++ [pid 6036] clone(child_stack=0x7f3a0083d3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[115], tls=0x7f3a0083d700, child_tidptr=0x7f3a0083d9d0) = 115 [pid 6036] futex(0x7f3a009154a8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] futex(0x7f3a009154ac, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6041 attached [pid 6041] set_robust_list(0x7f3a0083d9e0, 24) = 0 [pid 6041] openat(AT_FDCWD, "hugetlb.1GB.usage_in_bytes", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000 [pid 6029] <... mount resumed>) = ? [pid 6029] +++ exited with 0 +++ [pid 6002] +++ exited with 0 +++ [pid 5305] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 5305] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5305] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5305] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5305] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [ 102.560946][ T6029] EXT4-fs: error -4 creating inode table initialization thread [ 102.574897][ T6029] EXT4-fs (sda1): re-mounted. Quota mode: none. [pid 5305] getdents64(3, [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007fc000 [pid 6036] mprotect(0x7f3a007fd000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6036] clone(child_stack=0x7f3a0081c3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[116], tls=0x7f3a0081c700, child_tidptr=0x7f3a0081c9d0) = 116 [pid 6036] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6042 attached [pid 6042] set_robust_list(0x7f3a0081c9e0, 24) = 0 [pid 6042] ioctl(-1, _IOC(_IOC_WRITE, 0x66, 0x2b, 0x4), 0x20000000) = -1 EBADF (Bad file descriptor) [pid 6042] futex(0x7f3a009154bc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6042] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] <... futex resumed>) = 1 [pid 6036] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6042] <... futex resumed>) = 0 [pid 6042] futex(0x7f3a009154b8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6036] futex(0x7f3a009154b8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6042] <... futex resumed>) = 0 [pid 6042] clone3({flags=CLONE_PTRACE|CLONE_VFORK|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID|CLONE_UNTRACED|CLONE_NEWNET, child_tid=NULL, parent_tid=NULL, exit_signal=SIGIO, stack=NULL, stack_size=0, tls=NULL, cgroup=4294967295} [pid 6036] futex(0x7f3a009154bc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6043 attached [pid 6043] --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0x28} --- [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007db000 [pid 6036] mprotect(0x7f3a007dc000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6036] clone(child_stack=0x7f3a007fb3f0, 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 6044 attached , parent_tid=[118], tls=0x7f3a007fb700, child_tidptr=0x7f3a007fb9d0) = 118 [pid 6044] set_robust_list(0x7f3a007fb9e0, 24 [pid 6036] futex(0x7f3a009154c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6044] <... set_robust_list resumed>) = 0 [pid 6036] <... futex resumed>) = 0 [pid 6036] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6044] mknod("./file0", 000 [pid 5308] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5307] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5306] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5305] <... getdents64 resumed>0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5308] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5305] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] lstat("./20/binderfs", [pid 5307] lstat("./21/binderfs", [pid 5305] lstat("./20/binderfs", [pid 5308] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5305] <... lstat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5308] unlink("./20/binderfs" [pid 5307] unlink("./21/binderfs" [pid 5305] unlink("./20/binderfs" [pid 5306] umount2("./20/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./20/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5306] unlink("./20/binderfs" [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a007ba000 [pid 6036] mprotect(0x7f3a007bb000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6036] clone(child_stack=0x7f3a007da3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[119], tls=0x7f3a007da700, child_tidptr=0x7f3a007da9d0) = 119 ./strace-static-x86_64: Process 6045 attached [pid 6036] futex(0x7f3a009154d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] futex(0x7f3a009154dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6045] set_robust_list(0x7f3a007da9e0, 24) = 0 [pid 6045] mount("./file0", "./file0", NULL, MS_BIND|MS_SLAVE, NULL [pid 6036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3a00799000 [pid 6036] mprotect(0x7f3a0079a000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6036] clone(child_stack=0x7f3a007b93f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[120], tls=0x7f3a007b9700, child_tidptr=0x7f3a007b99d0) = 120 ./strace-static-x86_64: Process 6046 attached [pid 6046] set_robust_list(0x7f3a007b99e0, 24) = 0 [pid 6046] futex(0x7f3a009154e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] futex(0x7f3a009154e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6046] <... futex resumed>) = 0 [pid 6046] mount(NULL, "./file0", NULL, MS_SYNCHRONOUS|MS_REMOUNT|MS_REC, NULL [pid 6036] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [pid 6036] futex(0x7f3a009154ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 6031] <... mknod resumed>) = ? [pid 6034] <... mount resumed>) = ? [pid 6031] +++ exited with 0 +++ [pid 6034] +++ exited with 0 +++ [pid 6035] <... mount resumed>) = ? [pid 6035] +++ exited with 0 +++ [pid 6004] +++ exited with 0 +++ [pid 5303] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=5} --- [pid 5303] restart_syscall(<... resuming interrupted restart_syscall ...>) = 0 [pid 5303] umount2("./21", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] openat(AT_FDCWD, "./21", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5303] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0 [pid 5303] getdents64(3, 0x555555f9e620 /* 6 entries */, 32768) = 184 [pid 5303] umount2("./21/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./21/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}) = 0 [pid 5303] unlink("./21/binderfs" [pid 6041] <... openat resumed>) = 3 [pid 6041] futex(0x7f3a009154ac, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 102.878384][ T6035] EXT4-fs: error -4 creating inode table initialization thread [pid 6041] futex(0x7f3a009154a8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6036] close(3) = 0 [pid 6036] close(4) = -1 EBADF (Bad file descriptor) [pid 6036] close(5) = -1 EBADF (Bad file descriptor) [pid 6036] close(6) = -1 EBADF (Bad file descriptor) [pid 6036] close(7) = -1 EBADF (Bad file descriptor) [pid 6036] close(8) = -1 EBADF (Bad file descriptor) [pid 6036] close(9) = -1 EBADF (Bad file descriptor) [pid 6036] close(10) = -1 EBADF (Bad file descriptor) [pid 6036] close(11) = -1 EBADF (Bad file descriptor) [pid 6036] close(12) = -1 EBADF (Bad file descriptor) [pid 6036] close(13) = -1 EBADF (Bad file descriptor) [pid 6036] close(14) = -1 EBADF (Bad file descriptor) [pid 6036] close(15) = -1 EBADF (Bad file descriptor) [pid 6036] close(16) = -1 EBADF (Bad file descriptor) [pid 6036] close(17) = -1 EBADF (Bad file descriptor) [pid 6036] close(18) = -1 EBADF (Bad file descriptor) [pid 6036] close(19) = -1 EBADF (Bad file descriptor) [pid 6036] close(20) = -1 EBADF (Bad file descriptor) [pid 6036] close(21) = -1 EBADF (Bad file descriptor) [pid 6036] close(22) = -1 EBADF (Bad file descriptor) [pid 6036] close(23) = -1 EBADF (Bad file descriptor) [pid 6036] close(24) = -1 EBADF (Bad file descriptor) [pid 6036] close(25) = -1 EBADF (Bad file descriptor) [pid 6036] close(26) = -1 EBADF (Bad file descriptor) [pid 6036] close(27) = -1 EBADF (Bad file descriptor) [pid 6036] close(28) = -1 EBADF (Bad file descriptor) [pid 6036] close(29) = -1 EBADF (Bad file descriptor) [pid 6036] exit_group(0 [pid 6042] <... clone3 resumed> ) = ? [pid 6041] <... futex resumed>) = ? [pid 6036] <... exit_group resumed>) = ? [pid 6042] +++ exited with 0 +++ [pid 6041] +++ exited with 0 +++ [pid 5308] <... unlink resumed>) = 0 [pid 5307] <... unlink resumed>) = 0 [pid 5306] <... unlink resumed>) = 0 [pid 5305] <... unlink resumed>) = 0 [pid 5306] umount2("./20/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5306] lstat("./20/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5306] unlink("./20/hugetlb.1GB.usage_in_bytes" [pid 5308] umount2("./20/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5307] umount2("./21/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5305] umount2("./20/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5307] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5308] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5307] lstat("./21/hugetlb.1GB.usage_in_bytes", [pid 5305] lstat("./20/hugetlb.1GB.usage_in_bytes", [pid 5308] lstat("./20/hugetlb.1GB.usage_in_bytes", [pid 5305] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5307] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5308] <... lstat resumed>{st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5305] unlink("./20/hugetlb.1GB.usage_in_bytes" [pid 5308] unlink("./20/hugetlb.1GB.usage_in_bytes" [pid 5307] unlink("./21/hugetlb.1GB.usage_in_bytes" [pid 5303] <... unlink resumed>) = 0 [pid 5303] umount2("./21/hugetlb.1GB.usage_in_bytes", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5303] lstat("./21/hugetlb.1GB.usage_in_bytes", {st_mode=S_IFREG|000, st_size=0, ...}) = 0 [pid 5303] unlink("./21/hugetlb.1GB.usage_in_bytes" [pid 6045] <... mount resumed>) = ? [pid 6044] <... mknod resumed>) = ? [pid 6045] +++ exited with 0 +++ [pid 6044] +++ exited with 0 +++ [pid 6046] <... mount resumed>) = ? [pid 6046] +++ exited with 0 +++ [pid 6036] +++ exited with 0 +++ [pid 5304] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 5304] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5304] umount2("./20", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5304] openat(AT_FDCWD, "./20", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5304] fstat(3, {st_mode=S_IFDIR|0700, st_size=4096, ...}) = 0