./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2783459173 <...> [ 91.297565][ T971] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.141' (ED25519) to the list of known hosts. execve("./syz-executor2783459173", ["./syz-executor2783459173"], 0x7ffedef436a0 /* 10 vars */) = 0 brk(NULL) = 0x555573516000 brk(0x555573516d00) = 0x555573516d00 arch_prctl(ARCH_SET_FS, 0x555573516380) = 0 set_tid_address(0x555573516650) = 5847 set_robust_list(0x555573516660, 24) = 0 rseq(0x555573516ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2783459173", 4096) = 28 getrandom("\x83\x32\xcd\x90\x81\x22\x3b\x4a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555573516d00 brk(0x555573537d00) = 0x555573537d00 brk(0x555573538000) = 0x555573538000 mprotect(0x7fbd9e9ac000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5848 attached , child_tidptr=0x555573516650) = 5848 [pid 5848] set_robust_list(0x555573516660, 24) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] mkdir("./syzkaller.zVArWS", 0700./strace-static-x86_64: Process 5849 attached [pid 5849] set_robust_list(0x555573516660, 24 [pid 5847] <... clone resumed>, child_tidptr=0x555573516650) = 5849 [pid 5849] <... set_robust_list resumed>) = 0 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] chmod("./syzkaller.zVArWS", 0777 [pid 5849] mkdir("./syzkaller.zT2TNW", 0700 [pid 5848] <... chmod resumed>) = 0 [pid 5848] chdir("./syzkaller.zVArWS"./strace-static-x86_64: Process 5850 attached [pid 5849] <... mkdir resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x555573516650) = 5850 [pid 5850] set_robust_list(0x555573516660, 24 [pid 5849] chmod("./syzkaller.zT2TNW", 0777 [pid 5848] <... chdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5850] <... set_robust_list resumed>) = 0 [pid 5849] <... chmod resumed>) = 0 [pid 5850] mkdir("./syzkaller.MFXTIp", 0700 [pid 5848] unshare(CLONE_NEWPID [pid 5849] chdir("./syzkaller.zT2TNW") = 0 [pid 5849] unshare(CLONE_NEWPID./strace-static-x86_64: Process 5851 attached ) = 0 [pid 5848] <... unshare resumed>) = 0 [pid 5847] <... clone resumed>, child_tidptr=0x555573516650) = 5851 [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5851] set_robust_list(0x555573516660, 24 [pid 5850] <... mkdir resumed>) = 0 [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5852 attached ./strace-static-x86_64: Process 5854 attached ./strace-static-x86_64: Process 5853 attached [pid 5851] <... set_robust_list resumed>) = 0 [pid 5850] chmod("./syzkaller.MFXTIp", 0777 [pid 5849] <... clone resumed>, child_tidptr=0x555573516650) = 5852 [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = 5853 [pid 5852] set_robust_list(0x555573516660, 24 [pid 5847] <... clone resumed>, child_tidptr=0x555573516650) = 5854 [pid 5854] set_robust_list(0x555573516660, 24 [pid 5853] set_robust_list(0x555573516660, 24 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5851] mkdir("./syzkaller.aZZtsX", 0700 [pid 5850] <... chmod resumed>) = 0 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5847] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... prctl resumed>) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5852] getppid( [pid 5850] chdir("./syzkaller.MFXTIp" [pid 5854] mkdir("./syzkaller.oBASqY", 0700./strace-static-x86_64: Process 5855 attached [pid 5853] <... prctl resumed>) = 0 [pid 5852] <... getppid resumed>) = 0 [pid 5851] <... mkdir resumed>) = 0 [pid 5850] <... chdir resumed>) = 0 [pid 5855] set_robust_list(0x555573516660, 24 [pid 5853] getppid( [pid 5855] <... set_robust_list resumed>) = 0 [pid 5855] mkdir("./syzkaller.of51Is", 0700 [pid 5847] <... clone resumed>, child_tidptr=0x555573516650) = 5855 [pid 5854] <... mkdir resumed>) = 0 [pid 5850] unshare(CLONE_NEWPID [pid 5853] <... getppid resumed>) = 0 [pid 5852] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5851] chmod("./syzkaller.aZZtsX", 0777 [pid 5853] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5850] <... unshare resumed>) = 0 [pid 5854] chmod("./syzkaller.oBASqY", 0777 [pid 5853] <... prlimit64 resumed>NULL) = 0 [pid 5852] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5851] <... chmod resumed>) = 0 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5854] <... chmod resumed>) = 0 [pid 5853] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5855] <... mkdir resumed>) = 0 [pid 5852] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5855] chmod("./syzkaller.of51Is", 0777) = 0 [pid 5855] chdir("./syzkaller.of51Is" [pid 5853] <... prlimit64 resumed>NULL) = 0 [pid 5854] chdir("./syzkaller.oBASqY" [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5853] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5851] chdir("./syzkaller.aZZtsX" [pid 5852] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5850] <... clone resumed>, child_tidptr=0x555573516650) = 5856 [pid 5854] <... chdir resumed>) = 0 [pid 5853] <... prlimit64 resumed>NULL) = 0 [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5851] <... chdir resumed>) = 0 [pid 5854] unshare(CLONE_NEWPID [pid 5853] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5852] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5854] <... unshare resumed>) = 0 [pid 5853] <... prlimit64 resumed>NULL) = 0 ./strace-static-x86_64: Process 5856 attached [pid 5855] <... chdir resumed>) = 0 [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5851] unshare(CLONE_NEWPID [pid 5856] set_robust_list(0x555573516660, 24 [pid 5855] unshare(CLONE_NEWPID [pid 5853] <... prlimit64 resumed>NULL) = 0 [pid 5856] <... set_robust_list resumed>) = 0 [pid 5855] <... unshare resumed>) = 0 [pid 5852] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5851] <... unshare resumed>) = 0 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5852] <... prlimit64 resumed>NULL) = 0 [pid 5856] <... prctl resumed>) = 0 [pid 5853] <... prlimit64 resumed>NULL) = 0 [pid 5852] unshare(CLONE_NEWNS./strace-static-x86_64: Process 5857 attached [pid 5856] getppid() = 0 [pid 5856] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5857] set_robust_list(0x555573516660, 24 [pid 5856] <... prlimit64 resumed>NULL) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x555573516650) = 5857 [pid 5856] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5857] <... set_robust_list resumed>) = 0 [pid 5856] <... prlimit64 resumed>NULL) = 0 [pid 5852] <... unshare resumed>) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5853] unshare(CLONE_NEWNS [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... prlimit64 resumed>NULL) = 0 [pid 5856] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5857] <... prctl resumed>) = 0 [pid 5856] <... prlimit64 resumed>NULL) = 0 [pid 5857] getppid( [pid 5856] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5857] <... getppid resumed>) = 0 [pid 5856] <... prlimit64 resumed>NULL) = 0 [pid 5857] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5856] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 ./strace-static-x86_64: Process 5859 attached ./strace-static-x86_64: Process 5858 attached [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5853] <... unshare resumed>) = 0 [pid 5852] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5859] set_robust_list(0x555573516660, 24 [pid 5853] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5851] <... clone resumed>, child_tidptr=0x555573516650) = 5859 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5859] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5858] set_robust_list(0x555573516660, 24 [pid 5857] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5856] unshare(CLONE_NEWNS [pid 5854] <... clone resumed>, child_tidptr=0x555573516650) = 5858 [pid 5852] <... mount resumed>) = 0 [pid 5853] <... mount resumed>) = 0 [pid 5859] <... prctl resumed>) = 0 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5852] unshare(CLONE_NEWIPC [pid 5857] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5856] <... unshare resumed>) = 0 [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5859] getppid( [pid 5857] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5853] unshare(CLONE_NEWIPC [pid 5859] <... getppid resumed>) = 0 [pid 5853] <... unshare resumed>) = 0 [pid 5852] <... unshare resumed>) = 0 [pid 5859] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5856] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5859] <... prlimit64 resumed>NULL) = 0 [pid 5859] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5853] unshare(CLONE_NEWCGROUP [pid 5859] <... prlimit64 resumed>NULL) = 0 [pid 5859] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5858] <... prctl resumed>) = 0 [pid 5857] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5856] <... mount resumed>) = 0 [pid 5853] <... unshare resumed>) = 0 [pid 5852] unshare(CLONE_NEWCGROUP [pid 5859] <... prlimit64 resumed>NULL) = 0 [pid 5858] getppid( [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5856] unshare(CLONE_NEWIPC [pid 5859] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5858] <... getppid resumed>) = 0 [pid 5857] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5853] unshare(CLONE_NEWUTS [pid 5852] <... unshare resumed>) = 0 [pid 5859] <... prlimit64 resumed>NULL) = 0 [pid 5853] <... unshare resumed>) = 0 [pid 5859] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5853] unshare(CLONE_SYSVSEM [pid 5859] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5853] <... unshare resumed>) = 0 [pid 5859] <... prlimit64 resumed>NULL) = 0 [pid 5857] <... prlimit64 resumed>NULL) = 0 [pid 5856] <... unshare resumed>) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5859] unshare(CLONE_NEWNS) = 0 [pid 5858] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, [pid 5857] unshare(CLONE_NEWNS [pid 5856] unshare(CLONE_NEWCGROUP [pid 5853] <... openat resumed>) = 3 [pid 5852] unshare(CLONE_NEWUTS [pid 5859] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5852] <... unshare resumed>) = 0 [pid 5859] <... mount resumed>) = 0 [pid 5858] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, [pid 5857] <... unshare resumed>) = 0 [pid 5856] <... unshare resumed>) = 0 [pid 5853] write(3, "16777216", 8 [pid 5852] unshare(CLONE_SYSVSEM [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5857] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5856] unshare(CLONE_NEWUTS [pid 5859] unshare(CLONE_NEWIPC [pid 5858] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, [pid 5853] <... write resumed>) = 8 [pid 5852] <... unshare resumed>) = 0 [pid 5856] <... unshare resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5856] unshare(CLONE_SYSVSEM [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5859] <... unshare resumed>) = 0 [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5853] close(3 [pid 5857] unshare(CLONE_NEWIPC [pid 5859] unshare(CLONE_NEWCGROUP [pid 5858] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, [pid 5856] <... unshare resumed>) = 0 [pid 5853] <... close resumed>) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5857] <... unshare resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5859] <... unshare resumed>) = 0 [pid 5858] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, [pid 5852] write(3, "16777216", 8 [pid 5857] unshare(CLONE_NEWCGROUP) = 0 [pid 5857] unshare(CLONE_NEWUTS [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5857] <... unshare resumed>) = 0 [pid 5853] <... openat resumed>) = 3 [pid 5852] <... write resumed>) = 8 [pid 5859] unshare(CLONE_NEWUTS [pid 5858] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, [pid 5857] unshare(CLONE_SYSVSEM) = 0 [pid 5859] <... unshare resumed>) = 0 [pid 5858] <... prlimit64 resumed>NULL) = 0 [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5856] <... openat resumed>) = 3 [pid 5853] write(3, "536870912", 9 [pid 5852] close(3 [pid 5859] unshare(CLONE_SYSVSEM [pid 5858] unshare(CLONE_NEWNS [pid 5857] <... openat resumed>) = 3 [pid 5852] <... close resumed>) = 0 [pid 5857] write(3, "16777216", 8 [pid 5859] <... unshare resumed>) = 0 [pid 5858] <... unshare resumed>) = 0 [pid 5856] write(3, "16777216", 8 [pid 5853] <... write resumed>) = 9 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5857] <... write resumed>) = 8 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5857] close(3) = 0 [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5856] <... write resumed>) = 8 [pid 5857] write(3, "536870912", 9 [pid 5859] <... openat resumed>) = 3 [pid 5858] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL [pid 5856] close(3 [pid 5853] close(3 [pid 5852] <... openat resumed>) = 3 [pid 5859] write(3, "16777216", 8 [pid 5858] <... mount resumed>) = 0 [pid 5857] <... write resumed>) = 9 [pid 5856] <... close resumed>) = 0 [pid 5852] write(3, "536870912", 9 [pid 5859] <... write resumed>) = 8 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5853] <... close resumed>) = 0 [pid 5852] <... write resumed>) = 9 [pid 5859] close(3 [pid 5858] unshare(CLONE_NEWIPC [pid 5857] close(3 [pid 5856] <... openat resumed>) = 3 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5852] close(3 [pid 5859] <... close resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5856] write(3, "536870912", 9 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5859] <... openat resumed>) = 3 [pid 5858] <... unshare resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5856] <... write resumed>) = 9 [pid 5853] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5856] close(3 [pid 5859] write(3, "536870912", 9 [pid 5856] <... close resumed>) = 0 [pid 5859] <... write resumed>) = 9 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5852] write(3, "1024", 4 [pid 5859] close(3 [pid 5858] unshare(CLONE_NEWCGROUP [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5856] <... openat resumed>) = 3 [pid 5853] write(3, "1024", 4 [pid 5852] <... write resumed>) = 4 [pid 5859] <... close resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5857] <... openat resumed>) = 3 [pid 5856] write(3, "1024", 4 [pid 5853] <... write resumed>) = 4 [pid 5852] close(3 [pid 5859] <... openat resumed>) = 3 [pid 5858] <... unshare resumed>) = 0 [pid 5856] <... write resumed>) = 4 [pid 5853] close(3 [pid 5852] <... close resumed>) = 0 [pid 5859] write(3, "1024", 4 [pid 5858] unshare(CLONE_NEWUTS [pid 5857] write(3, "1024", 4 [pid 5856] close(3 [pid 5853] <... close resumed>) = 0 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5859] <... write resumed>) = 4 [pid 5858] <... unshare resumed>) = 0 [pid 5857] <... write resumed>) = 4 [pid 5856] <... close resumed>) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5858] unshare(CLONE_SYSVSEM [pid 5857] close(3 [pid 5859] close(3 [pid 5857] <... close resumed>) = 0 [pid 5858] <... unshare resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5853] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5859] <... close resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5856] <... openat resumed>) = 3 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC [pid 5856] write(3, "8192", 4 [pid 5859] <... openat resumed>) = 3 [pid 5856] <... write resumed>) = 4 [pid 5852] write(3, "8192", 4 [pid 5857] <... openat resumed>) = 3 [pid 5853] write(3, "8192", 4 [pid 5852] <... write resumed>) = 4 [pid 5859] write(3, "8192", 4 [pid 5856] close(3 [pid 5853] <... write resumed>) = 4 [pid 5852] close(3 [pid 5859] <... write resumed>) = 4 [pid 5858] <... openat resumed>) = 3 [pid 5857] write(3, "8192", 4 [pid 5856] <... close resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5859] close(3 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5859] <... close resumed>) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5853] close(3 [pid 5852] <... openat resumed>) = 3 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5858] write(3, "16777216", 8 [pid 5857] <... write resumed>) = 4 [pid 5853] <... close resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5858] <... write resumed>) = 8 [pid 5857] close(3 [pid 5858] close(3 [pid 5856] write(3, "1024", 4 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5852] write(3, "1024", 4 [pid 5858] <... close resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5859] write(3, "1024", 4 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC [pid 5856] <... write resumed>) = 4 [pid 5853] <... openat resumed>) = 3 [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5852] <... write resumed>) = 4 [pid 5859] <... write resumed>) = 4 [pid 5856] close(3 [pid 5852] close(3 [pid 5859] close(3 [pid 5858] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5857] <... openat resumed>) = 3 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5853] write(3, "1024", 4 [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5858] write(3, "536870912", 9 [pid 5857] write(3, "1024", 4 [pid 5856] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5859] <... openat resumed>) = 3 [pid 5857] <... write resumed>) = 4 [pid 5853] <... write resumed>) = 4 [pid 5858] <... write resumed>) = 9 [pid 5857] close(3 [pid 5856] write(3, "1024", 4 [pid 5852] write(3, "1024", 4 [pid 5859] write(3, "1024", 4 [pid 5856] <... write resumed>) = 4 [pid 5852] <... write resumed>) = 4 [pid 5859] <... write resumed>) = 4 [pid 5856] close(3 [pid 5852] close(3 [pid 5859] close(3 [pid 5856] <... close resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5856] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5852] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5858] close(3 [pid 5857] <... close resumed>) = 0 [pid 5853] close(3 [pid 5859] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5858] <... close resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5856] <... openat resumed>) = 3 [pid 5852] <... openat resumed>) = 3 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC [pid 5853] <... close resumed>) = 0 [pid 5859] <... openat resumed>) = 3 [pid 5858] <... openat resumed>) = 3 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC [pid 5859] write(3, "1024 1048576 500 1024", 21 [pid 5858] write(3, "1024", 4 [pid 5857] <... openat resumed>) = 3 [pid 5856] write(3, "1024 1048576 500 1024", 21 [pid 5853] <... openat resumed>) = 3 [pid 5852] write(3, "1024 1048576 500 1024", 21 [pid 5859] <... write resumed>) = 21 [pid 5858] <... write resumed>) = 4 [pid 5857] write(3, "1024", 4 [pid 5856] <... write resumed>) = 21 [pid 5859] close(3 [pid 5852] <... write resumed>) = 21 [pid 5858] close(3 [pid 5857] <... write resumed>) = 4 [pid 5856] close(3 [pid 5853] write(3, "1024", 4 [pid 5859] <... close resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5857] close(3 [pid 5856] <... close resumed>) = 0 [pid 5853] <... write resumed>) = 4 [pid 5852] close(3 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC [pid 5857] <... close resumed>) = 0 [pid 5859] getpid( [pid 5856] getpid( [pid 5853] close(3 [pid 5852] <... close resumed>) = 0 [pid 5859] <... getpid resumed>) = 1 [pid 5856] <... getpid resumed>) = 1 [pid 5852] getpid( [pid 5859] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5857] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5856] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5852] <... getpid resumed>) = 1 [pid 5859] <... capget resumed>{effective=1<{effective=1< [pid 5859] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5858] <... openat resumed>) = 3 [pid 5857] <... openat resumed>) = 3 [pid 5856] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5853] <... close resumed>) = 0 [pid 5852] <... capget resumed>{effective=1<) = 0 [pid 5858] write(3, "8192", 4 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC [pid 5859] unshare(CLONE_NEWNET [pid 5858] <... write resumed>) = 4 [pid 5856] <... capset resumed>) = 0 [pid 5853] <... openat resumed>) = 3 [pid 5852] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5858] close(3 [pid 5853] write(3, "1024 1048576 500 1024", 21 [pid 5858] <... close resumed>) = 0 [pid 5853] <... write resumed>) = 21 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC [pid 5853] close(3 [pid 5858] <... openat resumed>) = 3 [pid 5857] write(3, "1024 1048576 500 1024", 21 [pid 5853] <... close resumed>) = 0 [pid 5853] getpid() = 1 [pid 5853] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, [pid 5858] write(3, "1024", 4 [pid 5853] <... capget resumed>{effective=1<) = 4 [pid 5853] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5858] close(3 [pid 5853] <... capset resumed>) = 0 [pid 5858] <... close resumed>) = 0 [pid 5853] unshare(CLONE_NEWNET [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5856] unshare(CLONE_NEWNET [pid 5858] write(3, "1024", 4) = 4 [pid 5852] <... capset resumed>) = 0 [pid 5858] close(3) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5858] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5858] close(3 [pid 5857] <... write resumed>) = 21 [pid 5852] unshare(CLONE_NEWNET [pid 5858] <... close resumed>) = 0 [pid 5858] getpid() = 1 [pid 5858] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5857] close(3) = 0 [pid 5857] getpid() = 1 [pid 5857] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5859] <... unshare resumed>) = 0 [pid 5859] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5859] write(3, "0 65535", 7) = 7 [pid 5859] close(3) = 0 [pid 5859] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5859] write(3, "100000", 6 [pid 5853] <... unshare resumed>) = 0 [pid 5859] <... write resumed>) = 6 [pid 5853] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 5859] close(3 [pid 5857] <... unshare resumed>) = 0 [pid 5859] <... close resumed>) = 0 [pid 5853] write(3, "0 65535", 7 [pid 5857] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5856] <... unshare resumed>) = 0 [pid 5859] mkdir("./syz-tmp", 0777 [pid 5857] <... openat resumed>) = 3 [pid 5853] <... write resumed>) = 7 [pid 5852] <... unshare resumed>) = 0 [pid 5857] write(3, "0 65535", 7 [pid 5856] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5853] close(3 [pid 5859] <... mkdir resumed>) = 0 [pid 5857] <... write resumed>) = 7 [pid 5852] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5859] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5857] close(3 [pid 5853] <... close resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5853] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5857] <... openat resumed>) = 3 [pid 5856] <... openat resumed>) = 3 [pid 5857] write(3, "100000", 6) = 6 [pid 5853] <... openat resumed>) = 3 [pid 5857] close(3) = 0 [pid 5853] write(3, "100000", 6 [pid 5857] mkdir("./syz-tmp", 0777 [pid 5853] <... write resumed>) = 6 [pid 5852] <... openat resumed>) = 3 [pid 5856] write(3, "0 65535", 7) = 7 [pid 5859] <... mount resumed>) = 0 [pid 5858] <... unshare resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5853] close(3 [pid 5852] write(3, "0 65535", 7 [pid 5857] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5853] <... close resumed>) = 0 [pid 5858] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC [pid 5856] close(3 [pid 5858] <... openat resumed>) = 3 [pid 5857] <... mount resumed>) = 0 [pid 5856] <... close resumed>) = 0 [pid 5853] mkdir("./syz-tmp", 0777 [pid 5858] write(3, "0 65535", 7 [pid 5856] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5852] <... write resumed>) = 7 [pid 5858] <... write resumed>) = 7 [pid 5856] <... openat resumed>) = 3 [pid 5858] close(3 [pid 5856] write(3, "100000", 6 [pid 5858] <... close resumed>) = 0 [pid 5856] <... write resumed>) = 6 [pid 5859] mkdir("./syz-tmp/newroot", 0777 [pid 5853] <... mkdir resumed>) = 0 [pid 5857] mkdir("./syz-tmp/newroot", 0777 [pid 5852] close(3 [pid 5858] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5856] close(3 [pid 5852] <... close resumed>) = 0 [pid 5859] <... mkdir resumed>) = 0 [pid 5858] <... openat resumed>) = 3 [pid 5856] <... close resumed>) = 0 [pid 5858] write(3, "100000", 6 [pid 5856] mkdir("./syz-tmp", 0777 [pid 5859] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5858] <... write resumed>) = 6 [pid 5857] <... mkdir resumed>) = 0 [pid 5853] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5852] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC [pid 5859] <... mkdir resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5858] close(3 [pid 5856] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5852] <... openat resumed>) = 3 [pid 5858] <... close resumed>) = 0 [pid 5856] <... mount resumed>) = 0 [pid 5858] mkdir("./syz-tmp", 0777 [pid 5853] <... mount resumed>) = 0 [pid 5859] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] write(3, "100000", 6 [pid 5859] <... mount resumed>) = 0 [pid 5857] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5856] mkdir("./syz-tmp/newroot", 0777 [pid 5853] mkdir("./syz-tmp/newroot", 0777 [pid 5852] <... write resumed>) = 6 [pid 5859] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] close(3 [pid 5859] <... mkdir resumed>) = 0 [pid 5852] <... close resumed>) = 0 [pid 5859] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5858] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5857] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5853] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5852] mkdir("./syz-tmp", 0777 [pid 5859] <... mount resumed>) = 0 [pid 5858] <... mount resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5859] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5858] mkdir("./syz-tmp/newroot", 0777 [pid 5857] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5856] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] <... mkdir resumed>) = 0 [pid 5859] <... mkdir resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] <... mount resumed>) = 0 [pid 5857] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5853] <... mount resumed>) = 0 [pid 5852] mount("", "./syz-tmp", "tmpfs", 0, NULL [pid 5856] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5859] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5859] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5858] <... mkdir resumed>) = 0 [pid 5859] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] <... mount resumed>) = 0 [pid 5853] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5859] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5858] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] <... mount resumed>) = 0 [pid 5859] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5858] <... mount resumed>) = 0 [pid 5856] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5853] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5856] <... mount resumed>) = 0 [pid 5853] <... mount resumed>) = 0 [pid 5858] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5853] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5852] mkdir("./syz-tmp/newroot", 0777 [pid 5859] <... mkdir resumed>) = 0 [pid 5857] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] <... mkdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5859] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5852] mkdir("./syz-tmp/newroot/dev", 0700 [pid 5857] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5859] <... mount resumed>) = 0 [pid 5858] <... mount resumed>) = 0 [pid 5857] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5858] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5859] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5856] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] <... mkdir resumed>) = 0 [pid 5853] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5852] <... mount resumed>) = 0 [pid 5856] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5858] <... mkdir resumed>) = 0 [pid 5857] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] <... mount resumed>) = 0 [pid 5858] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] mkdir("./syz-tmp/newroot/proc", 0700 [pid 5859] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5857] <... mount resumed>) = 0 [pid 5856] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5853] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5859] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5852] <... mkdir resumed>) = 0 [pid 5858] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5857] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5853] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5852] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL [pid 5858] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5859] <... mount resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] <... mount resumed>) = 0 [pid 5857] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5858] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] <... mount resumed>) = 0 [pid 5852] mkdir("./syz-tmp/newroot/selinux", 0700 [pid 5859] <... mkdir resumed>) = 0 [pid 5857] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5853] <... mount resumed>) = 0 [pid 5859] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5858] <... mount resumed>) = 0 [pid 5857] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5858] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] <... mount resumed>) = 0 [pid 5856] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] <... mkdir resumed>) = 0 [pid 5857] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5859] mkdir("./syz-tmp/pivot", 0777 [pid 5858] <... mount resumed>) = 0 [pid 5856] <... mount resumed>) = 0 [pid 5853] <... mount resumed>) = 0 [pid 5852] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] <... mkdir resumed>) = 0 [pid 5858] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] <... mkdir resumed>) = 0 [pid 5856] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5852] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5858] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5856] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5853] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5859] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5858] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] <... pivot_root resumed>) = 0 [pid 5858] <... mount resumed>) = 0 [pid 5852] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] chdir("/" [pid 5858] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5857] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5856] <... mount resumed>) = 0 [pid 5853] <... mount resumed>) = 0 [pid 5852] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5859] <... chdir resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5856] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5852] mkdir("./syz-tmp/newroot/sys", 0700 [pid 5853] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5859] umount2("./pivot", MNT_DETACH [pid 5858] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5856] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 [pid 5857] mkdir("./syz-tmp/pivot", 0777 [pid 5858] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5852] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] <... umount2 resumed>) = 0 [pid 5857] <... mkdir resumed>) = 0 [pid 5856] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5853] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5859] chroot("./newroot" [pid 5858] mkdir("./syz-tmp/pivot", 0777 [pid 5857] <... pivot_root resumed>) = 0 [pid 5856] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5853] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5852] <... mount resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5859] <... chroot resumed>) = 0 [pid 5853] mkdir("./syz-tmp/pivot", 0777 [pid 5856] mkdir("./syz-tmp/pivot", 0777 [pid 5853] <... mkdir resumed>) = 0 [pid 5857] chdir("/" [pid 5859] chdir("/" [pid 5857] <... chdir resumed>) = 0 [pid 5856] <... mkdir resumed>) = 0 [pid 5853] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5859] <... chdir resumed>) = 0 [pid 5858] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5856] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5852] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5857] umount2("./pivot", MNT_DETACH [pid 5858] <... pivot_root resumed>) = 0 [pid 5859] mkdir("/dev/gadgetfs", 0777 [pid 5858] chdir("/" [pid 5857] <... umount2 resumed>) = 0 [pid 5856] <... pivot_root resumed>) = 0 [pid 5852] <... mount resumed>) = 0 [pid 5853] <... pivot_root resumed>) = 0 [pid 5857] chroot("./newroot" [pid 5859] <... mkdir resumed>) = 0 [pid 5858] <... chdir resumed>) = 0 [pid 5857] <... chroot resumed>) = 0 [pid 5853] chdir("/" [pid 5852] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5858] umount2("./pivot", MNT_DETACH [pid 5857] chdir("/") = 0 [pid 5852] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5857] mkdir("/dev/gadgetfs", 0777) = -1 EEXIST (File exists) [pid 5857] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5859] <... mount resumed>) = 0 [pid 5858] <... umount2 resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5856] chdir("/" [pid 5853] <... chdir resumed>) = 0 [pid 5852] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] mkdir("/dev/binderfs", 0777 [pid 5857] mkdir("/dev/binderfs", 0777 [pid 5856] <... chdir resumed>) = 0 [pid 5853] umount2("./pivot", MNT_DETACH [pid 5859] <... mkdir resumed>) = 0 [pid 5857] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5856] umount2("./pivot", MNT_DETACH [pid 5853] <... umount2 resumed>) = 0 [pid 5859] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5858] chroot("./newroot" [pid 5857] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5856] <... umount2 resumed>) = 0 [pid 5852] <... mount resumed>) = 0 [pid 5858] <... chroot resumed>) = 0 [pid 5853] chroot("./newroot" [pid 5858] chdir("/" [pid 5853] <... chroot resumed>) = 0 [pid 5852] mkdir("./syz-tmp/newroot/syz-inputs", 0700 [pid 5859] <... mount resumed>) = 0 [pid 5858] <... chdir resumed>) = 0 [pid 5857] <... mount resumed>) = 0 [pid 5856] chroot("./newroot" [pid 5853] chdir("/" [pid 5852] <... mkdir resumed>) = 0 [pid 5859] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5858] mkdir("/dev/gadgetfs", 0777 [pid 5853] <... chdir resumed>) = 0 [pid 5859] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5856] <... chroot resumed>) = 0 [pid 5853] mkdir("/dev/gadgetfs", 0777 [pid 5852] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL [pid 5859] mkdir("./0", 0777 [pid 5856] chdir("/" [pid 5858] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5853] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5852] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 5859] <... mkdir resumed>) = 0 [pid 5856] <... chdir resumed>) = 0 [pid 5858] <... mount resumed>) = 0 [pid 5856] mkdir("/dev/gadgetfs", 0777 [pid 5853] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5852] mkdir("./syz-tmp/pivot", 0777 [pid 5857] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5859] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5858] mkdir("/dev/binderfs", 0777 [pid 5857] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5853] <... mount resumed>) = 0 [pid 5852] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5866 attached [pid 5858] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5857] mkdir("./0", 0777 [pid 5858] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5852] pivot_root("./syz-tmp", "./syz-tmp/pivot" [pid 5866] set_robust_list(0x555573516660, 24 [pid 5859] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5856] <... mount resumed>) = 0 [pid 5853] mkdir("/dev/binderfs", 0777 [pid 5866] <... set_robust_list resumed>) = 0 [pid 5858] <... mount resumed>) = 0 [pid 5866] chdir("./0" [pid 5857] <... mkdir resumed>) = 0 [pid 5853] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5866] <... chdir resumed>) = 0 [pid 5856] mkdir("/dev/binderfs", 0777 [pid 5853] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5858] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5857] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... pivot_root resumed>) = 0 [pid 5866] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5856] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5853] <... mount resumed>) = 0 [pid 5866] <... prctl resumed>) = 0 [pid 5858] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5852] chdir("/"./strace-static-x86_64: Process 5867 attached [pid 5866] setpgid(0, 0 [pid 5858] mkdir("./0", 0777 [pid 5853] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5852] <... chdir resumed>) = 0 [pid 5867] set_robust_list(0x555573516660, 24 [pid 5866] <... setpgid resumed>) = 0 [pid 5858] <... mkdir resumed>) = 0 [pid 5857] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5856] <... mount resumed>) = 0 [pid 5852] umount2("./pivot", MNT_DETACH [pid 5867] <... set_robust_list resumed>) = 0 [pid 5866] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5856] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5853] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5856] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] <... umount2 resumed>) = 0 [pid 5867] chdir("./0" [pid 5866] <... openat resumed>) = 3 [pid 5853] mkdir("./0", 0777 [pid 5856] mkdir("./0", 0777 [pid 5866] write(3, "1000", 4./strace-static-x86_64: Process 5868 attached ) = 4 [pid 5856] <... mkdir resumed>) = 0 [pid 5867] <... chdir resumed>) = 0 [pid 5866] close(3 [pid 5853] <... mkdir resumed>) = 0 [pid 5852] chroot("./newroot" [pid 5866] <... close resumed>) = 0 [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] set_robust_list(0x555573516660, 24 [pid 5867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... chroot resumed>) = 0 ./strace-static-x86_64: Process 5869 attached [pid 5868] <... set_robust_list resumed>) = 0 [pid 5867] <... prctl resumed>) = 0 [pid 5866] symlink("/dev/binderfs", "./binderfs" [pid 5858] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5852] chdir("/"./strace-static-x86_64: Process 5870 attached executing program [pid 5869] set_robust_list(0x555573516660, 24 [pid 5868] chdir("./0" [pid 5867] setpgid(0, 0 [pid 5866] <... symlink resumed>) = 0 [pid 5852] <... chdir resumed>) = 0 [pid 5869] <... set_robust_list resumed>) = 0 [pid 5867] <... setpgid resumed>) = 0 [pid 5866] write(1, "executing program\n", 18 [pid 5856] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5852] mkdir("/dev/gadgetfs", 0777 [pid 5870] set_robust_list(0x555573516660, 24 [pid 5869] chdir("./0" [pid 5868] <... chdir resumed>) = 0 [pid 5866] <... write resumed>) = 18 [pid 5853] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5870] <... set_robust_list resumed>) = 0 [pid 5868] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5870] chdir("./0" [pid 5869] <... chdir resumed>) = 0 [pid 5866] mkdirat(AT_FDCWD, "./file0", 000 [pid 5852] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL [pid 5869] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5867] <... openat resumed>) = 3 [pid 5869] <... prctl resumed>) = 0 [pid 5866] <... mkdirat resumed>) = 0 [pid 5852] <... mount resumed>) = 0 [pid 5869] setpgid(0, 0) = 0 [pid 5870] <... chdir resumed>) = 0 [pid 5869] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... prctl resumed>) = 0 [pid 5867] write(3, "1000", 4 [pid 5866] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL [pid 5852] mkdir("/dev/binderfs", 0777 [pid 5870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5868] setpgid(0, 0 [pid 5867] <... write resumed>) = 4 [pid 5866] <... mount resumed>) = 0 [pid 5870] <... prctl resumed>) = 0 [pid 5869] <... openat resumed>) = 3 [pid 5868] <... setpgid resumed>) = 0 [pid 5867] close(3 [pid 5866] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5852] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5870] setpgid(0, 0 [pid 5869] write(3, "1000", 4 [pid 5867] <... close resumed>) = 0 [pid 5868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5852] mount("binder", "/dev/binderfs", "binder", 0, NULL [pid 5870] <... setpgid resumed>) = 0 [pid 5869] <... write resumed>) = 4 [pid 5868] <... openat resumed>) = 3 [pid 5867] symlink("/dev/binderfs", "./binderfs" [pid 5866] <... mount resumed>) = 0 [pid 5870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5869] close(3 [pid 5866] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5869] <... close resumed>) = 0 [pid 5868] write(3, "1000", 4 [pid 5867] <... symlink resumed>) = 0 [pid 5869] symlink("/dev/binderfs", "./binderfs" [pid 5868] <... write resumed>) = 4 [pid 5866] <... socket resumed>) = 3 [pid 5870] <... openat resumed>) = 3 [pid 5869] <... symlink resumed>) = 0 [pid 5868] close(3 [pid 5867] write(1, "executing program\n", 18 [pid 5852] <... mount resumed>) = 0 [pid 5868] <... close resumed>) = 0 executing program executing program [pid 5866] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5870] write(3, "1000", 4 [pid 5868] symlink("/dev/binderfs", "./binderfs" [pid 5867] <... write resumed>) = 18 [pid 5852] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL [pid 5870] <... write resumed>) = 4 [pid 5869] write(1, "executing program\n", 18) = 18 [pid 5867] mkdirat(AT_FDCWD, "./file0", 000 [pid 5869] mkdirat(AT_FDCWD, "./file0", 000 [pid 5868] <... symlink resumed>) = 0 [pid 5870] close(3 [pid 5869] <... mkdirat resumed>) = 0 [pid 5869] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL [pid 5852] <... mount resumed>) = -1 EBUSY (Device or resource busy) [pid 5869] <... mount resumed>) = 0 [pid 5869] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5870] <... close resumed>) = 0 [pid 5868] write(1, "executing program\n", 18 [pid 5867] <... mkdirat resumed>) = 0 [pid 5866] <... sendmsg resumed>) = 260 [pid 5852] mkdir("./0", 0777 [pid 5870] symlink("/dev/binderfs", "./binderfs"executing program [pid 5868] <... write resumed>) = 18 [pid 5870] <... symlink resumed>) = 0 [pid 5868] mkdirat(AT_FDCWD, "./file0", 000 [pid 5852] <... mkdir resumed>) = 0 [pid 5868] <... mkdirat resumed>) = 0 [pid 5852] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5868] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULLexecuting program [pid 5870] write(1, "executing program\n", 18 [pid 5869] <... mount resumed>) = 0 [pid 5867] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL [pid 5866] close(3./strace-static-x86_64: Process 5871 attached [pid 5870] <... write resumed>) = 18 [pid 5869] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5868] <... mount resumed>) = 0 [pid 5867] <... mount resumed>) = 0 [pid 5866] <... close resumed>) = 0 [pid 5871] set_robust_list(0x555573516660, 24 [pid 5870] mkdirat(AT_FDCWD, "./file0", 000 [pid 5868] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5867] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5866] close(4 [pid 5871] <... set_robust_list resumed>) = 0 [pid 5870] <... mkdirat resumed>) = 0 [pid 5869] <... socket resumed>) = 3 [pid 5868] <... mount resumed>) = 0 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5852] <... clone resumed>, child_tidptr=0x555573516650) = 2 [pid 5871] chdir("./0" [pid 5867] <... mount resumed>) = 0 [pid 5866] close(5 [pid 5871] <... chdir resumed>) = 0 [pid 5870] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL [pid 5869] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5868] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5870] <... mount resumed>) = 0 [pid 5869] <... sendmsg resumed>) = 260 [pid 5868] <... socket resumed>) = 3 [pid 5867] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... prctl resumed>) = 0 [pid 5871] setpgid(0, 0 [pid 5870] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5869] close(3 [pid 5868] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5867] <... socket resumed>) = 3 [pid 5866] close(6 [pid 5871] <... setpgid resumed>) = 0 [pid 5869] <... close resumed>) = 0 [pid 5867] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5868] <... sendmsg resumed>) = 260 [pid 5870] <... mount resumed>) = 0 [pid 5866] close(7 [pid 5869] close(4 [pid 5867] <... sendmsg resumed>) = 260 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5868] close(3 [pid 5871] <... openat resumed>) = 3 [pid 5870] <... socket resumed>) = 3 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = 0 [pid 5867] close(3 [pid 5866] close(8 [pid 5869] close(5 [pid 5871] write(3, "1000", 4 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(4 [pid 5867] <... close resumed>) = 0 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... write resumed>) = 4 [pid 5870] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5869] close(6 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] close(4 [pid 5871] close(3 [pid 5870] <... sendmsg resumed>) = 260 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(5 [pid 5866] close(9 [pid 5871] <... close resumed>) = 0 [pid 5869] close(7 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] symlink("/dev/binderfs", "./binderfs" [pid 5870] close(3 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(10 [pid 5869] close(8 [pid 5867] close(5 [pid 5870] <... close resumed>) = 0 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(6 [pid 5866] close(11 [pid 5871] <... symlink resumed>) = 0 [pid 5869] close(9 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(4 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(7 [pid 5867] close(6 [pid 5866] close(12 [pid 5869] close(10 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(13 [pid 5869] close(11 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(14 [pid 5869] close(12 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(15 [pid 5869] close(13 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(16 [pid 5869] close(14) = -1 EBADF (Bad file descriptor) [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) executing program [pid 5871] write(1, "executing program\n", 18 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... write resumed>) = 18 [pid 5870] close(5 [pid 5868] close(8 [pid 5867] close(7 [pid 5871] mkdirat(AT_FDCWD, "./file0", 000 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] close(15 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(17 [pid 5871] <... mkdirat resumed>) = 0 [pid 5870] close(6 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(9 [pid 5867] close(8 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] mount(".", "./file0/../file0", NULL, MS_RDONLY|MS_NOSUID|MS_NODEV|MS_SYNCHRONOUS|MS_DIRSYNC|MS_BIND|MS_SHARED, NULL [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] close(16 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... mount resumed>) = 0 [pid 5870] close(7 [pid 5868] close(10 [pid 5867] close(9 [pid 5866] close(18 [pid 5871] mount("./file0/../file0", "./file0/file0", NULL, MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_BIND|MS_POSIXACL|MS_UNBINDABLE|MS_SLAVE|MS_I_VERSION, NULL [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... mount resumed>) = 0 [pid 5870] close(8 [pid 5869] close(17 [pid 5868] close(11 [pid 5867] close(10 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(19 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] socket(AF_NETLINK, SOCK_RAW, NETLINK_XFRM [pid 5870] close(9 [pid 5869] close(18 [pid 5868] close(12 [pid 5867] close(11 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... socket resumed>) = 3 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(20 [pid 5871] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x04\x01\x00\x00\x10\x00\x07\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xe0\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\xee\x00\x00\xff\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x2b\x00\x00\x00\xfc\x00\x00\x00"..., iov_len=260}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0 [pid 5870] close(10 [pid 5869] close(19 [pid 5868] close(13 [pid 5867] close(12 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(21 [pid 5871] <... sendmsg resumed>) = 260 [pid 5870] close(11 [pid 5869] close(20 [pid 5868] close(14 [pid 5867] close(13 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(22 [pid 5870] close(12 [pid 5869] close(21 [pid 5868] close(15 [pid 5867] close(14 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] close(3 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(23 [pid 5870] close(13 [pid 5869] close(22 [pid 5868] close(16 [pid 5867] close(15 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... close resumed>) = 0 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(24 [pid 5869] close(23 [pid 5867] close(16 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(14 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(17 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(25 [pid 5871] close(4 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] close(24 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] close(17 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(15 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(18 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(26 [pid 5871] close(5 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] close(25 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] close(18 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(16 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(19 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(27 [pid 5869] close(26 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(28 [pid 5869] close(27 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] close(29 [pid 5869] close(28 [pid 5866] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] exit_group(0 [pid 5871] close(6 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] close(29 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] close(19 [pid 5866] <... exit_group resumed>) = ? [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(17 [pid 5869] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(20 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5866] +++ exited with 0 +++ [pid 5871] close(7 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] exit_group(0 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] close(20 [pid 5859] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(18 [pid 5868] close(21 [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] close(8 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5869] <... exit_group resumed>) = ? [pid 5867] close(21 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(19 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(22 [pid 5867] close(22 [pid 5859] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(23 [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5867] close(23 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5868] close(24 [pid 5867] close(24 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(25 [pid 5867] close(25 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(26 [pid 5867] close(26 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(27 [pid 5867] close(27 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] close(9 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(28 [pid 5867] close(28 [pid 5859] <... openat resumed>) = 3 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(20 [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5871] close(10 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] close(29 [pid 5867] close(29 [pid 5859] newfstatat(3, "", [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(21 [pid 5869] +++ exited with 0 +++ [pid 5868] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5867] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5871] close(11 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5868] exit_group(0 [pid 5867] exit_group(0 [pid 5859] getdents64(3, [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(22 [pid 5868] <... exit_group resumed>) = ? [pid 5867] <... exit_group resumed>) = ? [pid 5871] close(12 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(23 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] close(13 [pid 5870] close(24 [pid 5867] +++ exited with 0 +++ [pid 5859] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5870] close(25 [pid 5857] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5859] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] close(14 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] restart_syscall(<... resuming interrupted clone ...> [pid 5856] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(26 [pid 5868] +++ exited with 0 +++ [pid 5859] newfstatat(AT_FDCWD, "./0/file0", [pid 5857] <... restart_syscall resumed>) = 0 [pid 5871] close(15 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] <... openat resumed>) = 3 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(27 [pid 5859] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5856] newfstatat(3, "", [pid 5871] close(16 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(28 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5871] close(17 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] close(29 [pid 5859] <... openat resumed>) = 4 [pid 5858] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] <... openat resumed>) = 3 [pid 5856] getdents64(3, [pid 5871] close(18 [pid 5870] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5858] <... openat resumed>) = 3 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] newfstatat(4, "", [pid 5857] newfstatat(3, "", [pid 5856] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5871] close(19 [pid 5870] exit_group(0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5856] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5870] <... exit_group resumed>) = ? [pid 5859] getdents64(4, [pid 5858] newfstatat(3, "", [pid 5857] getdents64(3, [pid 5859] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5857] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5859] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] getdents64(3, [pid 5857] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5859] <... umount2 resumed>) = 0 [pid 5858] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] newfstatat(AT_FDCWD, "./0/file0", [pid 5857] newfstatat(AT_FDCWD, "./0/file0", [pid 5859] newfstatat(AT_FDCWD, "./0/file0/file0", [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5858] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] close(20 [pid 5859] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] newfstatat(AT_FDCWD, "./0/file0", [pid 5871] close(21) = -1 EBADF (Bad file descriptor) [pid 5859] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] <... openat resumed>) = 4 [pid 5857] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5871] close(22 [pid 5859] <... openat resumed>) = 5 [pid 5858] newfstatat(4, "", [pid 5857] <... openat resumed>) = 4 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] close(23) = -1 EBADF (Bad file descriptor) [pid 5859] newfstatat(5, "", [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5857] newfstatat(4, "", [pid 5856] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5871] close(24 [pid 5859] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5858] getdents64(4, [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] getdents64(5, [pid 5858] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5857] getdents64(4, [pid 5871] close(25 [pid 5870] +++ exited with 0 +++ [pid 5859] <... getdents64 resumed>0x555573527770 /* 2 entries */, 32768) = 48 [pid 5858] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5856] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] getdents64(5, [pid 5857] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... openat resumed>) = 4 [pid 5871] close(26 [pid 5859] <... getdents64 resumed>0x555573527770 /* 0 entries */, 32768) = 0 [pid 5858] <... umount2 resumed>) = 0 [pid 5856] newfstatat(4, "", [pid 5853] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5859] close(5 [pid 5858] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... umount2 resumed>) = 0 [pid 5853] restart_syscall(<... resuming interrupted clone ...> [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... close resumed>) = 0 [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5871] close(27 [pid 5859] rmdir("./0/file0/file0" [pid 5858] newfstatat(AT_FDCWD, "./0/file0/file0", [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5859] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] getdents64(4, [pid 5871] close(28 [pid 5856] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5871] <... close resumed>) = -1 EBADF (Bad file descriptor) [pid 5856] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5871] close(29) = -1 EBADF (Bad file descriptor) [pid 5859] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] newfstatat(AT_FDCWD, "./0/file0/file0", [pid 5871] exit_group(0 [pid 5859] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5856] <... umount2 resumed>) = 0 [pid 5871] <... exit_group resumed>) = ? [pid 5859] exit_group(1 [pid 5858] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5853] <... restart_syscall resumed>) = 0 [pid 5859] <... exit_group resumed>) = ? [pid 5858] <... openat resumed>) = 5 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5871] +++ exited with 0 +++ [pid 5858] newfstatat(5, "", [pid 5857] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5858] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5857] <... openat resumed>) = 5 [pid 5856] newfstatat(AT_FDCWD, "./0/file0/file0", [pid 5852] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5858] getdents64(5, [pid 5857] newfstatat(5, "", [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5853] umount2("./0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5859] +++ exited with 1 +++ [pid 5858] <... getdents64 resumed>0x555573527770 /* 2 entries */, 32768) = 48 [pid 5857] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5856] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5853] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] getdents64(5, [pid 5857] getdents64(5, [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5858] <... getdents64 resumed>0x555573527770 /* 0 entries */, 32768) = 0 [pid 5853] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5858] close(5 [pid 5857] <... getdents64 resumed>0x555573527770 /* 2 entries */, 32768) = 48 [pid 5856] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5857] getdents64(5, [pid 5853] <... openat resumed>) = 3 [pid 5858] <... close resumed>) = 0 [pid 5857] <... getdents64 resumed>0x555573527770 /* 0 entries */, 32768) = 0 [pid 5853] newfstatat(3, "", [pid 5857] close(5 [pid 5858] rmdir("./0/file0/file0" [pid 5857] <... close resumed>) = 0 [pid 5856] <... openat resumed>) = 5 [pid 5853] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... openat resumed>) = 3 [pid 5858] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 5857] rmdir("./0/file0/file0" [pid 5856] newfstatat(5, "", [pid 5853] getdents64(3, [pid 5852] newfstatat(3, "", [pid 5851] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5859, si_uid=0, si_status=1, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5858] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5857] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5857] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] getdents64(5, [pid 5853] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5858] exit_group(1 [pid 5857] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5856] <... getdents64 resumed>0x555573527770 /* 2 entries */, 32768) = 48 [pid 5853] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5858] <... exit_group resumed>) = ? [pid 5857] exit_group(1 [pid 5856] getdents64(5, [pid 5853] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] newfstatat(AT_FDCWD, "./0/file0", [pid 5852] getdents64(3, [pid 5851] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5853] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5857] <... exit_group resumed>) = ? [pid 5856] <... getdents64 resumed>0x555573527770 /* 0 entries */, 32768) = 0 [pid 5853] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] <... getdents64 resumed>0x5555735176f0 /* 4 entries */, 32768) = 112 [pid 5853] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] close(5 [pid 5853] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5856] <... close resumed>) = 0 [pid 5853] <... openat resumed>) = 4 [pid 5852] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5856] rmdir("./0/file0/file0" [pid 5853] newfstatat(4, "", [pid 5856] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5853] getdents64(4, [pid 5856] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5853] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5856] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5853] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5856] exit_group(1 [pid 5852] newfstatat(AT_FDCWD, "./0/file0", [pid 5856] <... exit_group resumed>) = ? [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] umount2("./0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5851] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] <... umount2 resumed>) = 0 [pid 5853] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5853] newfstatat(AT_FDCWD, "./0/file0/file0", {st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5853] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] <... umount2 resumed>) = -1 EBUSY (Device or resource busy) [pid 5853] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5852] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5853] <... openat resumed>) = 5 [pid 5852] <... openat resumed>) = 4 [pid 5853] newfstatat(5, "", [pid 5852] newfstatat(4, "", [pid 5853] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=80, ...}, AT_EMPTY_PATH) = 0 [pid 5851] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5853] getdents64(5, 0x555573527770 /* 2 entries */, 32768) = 48 [pid 5853] getdents64(5, 0x555573527770 /* 0 entries */, 32768) = 0 [pid 5853] close(5) = 0 [pid 5853] rmdir("./0/file0/file0") = -1 EBUSY (Device or resource busy) [pid 5852] getdents64(4, [pid 5858] +++ exited with 1 +++ [pid 5852] <... getdents64 resumed>0x55557351f730 /* 4 entries */, 32768) = 112 [pid 5853] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5852] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5853] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5853] exit_group(1) = ? [pid 5852] <... umount2 resumed>) = 0 [pid 5857] +++ exited with 1 +++ [pid 5856] +++ exited with 1 +++ [pid 5852] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5854] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=1, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5854] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] newfstatat(AT_FDCWD, "./0/file0/file0", [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=1, si_utime=0, si_stime=15 /* 0.15 s */} --- [pid 5850] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=1, si_utime=0, si_stime=14 /* 0.14 s */} --- [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=40, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5852] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5852] openat(AT_FDCWD, "./0/file0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5854] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5852] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=40, ...}, AT_EMPTY_PATH) = 0 [pid 5852] getdents64(5, 0x555573527770 /* 2 entries */, 32768) = 48 [pid 5852] getdents64(5, 0x555573527770 /* 0 entries */, 32768) = 0 [pid 5850] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5853] +++ exited with 1 +++ [pid 5852] close(5 [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... close resumed>) = 0 [pid 5852] rmdir("./0/file0/file0" [pid 5848] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=1, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5852] <... rmdir resumed>) = -1 EBUSY (Device or resource busy) [pid 5852] umount2("./0/file0/file0", MNT_FORCE|UMOUNT_NOFOLLOW [pid 5850] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5852] exit_group(1 [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5852] <... exit_group resumed>) = ? [pid 5850] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5852] +++ exited with 1 +++ [pid 5850] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5849] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=1, si_utime=0, si_stime=17 /* 0.17 s */} --- [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5848] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5849] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5849] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5848] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [pid 5849] <... clone resumed>, child_tidptr=0x555573516650) = -1 ENOMEM (Cannot allocate memory) [ 93.133780][ T36] ------------[ cut here ]------------ [ 93.139423][ T36] WARNING: CPU: 1 PID: 36 at net/xfrm/xfrm_state.c:3284 xfrm_state_fini+0x270/0x2f0 [ 93.148935][ T36] Modules linked in: [ 93.152943][ T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted 6.16.0-syzkaller #0 PREEMPT(full) [ 93.162949][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 93.173083][ T36] Workqueue: netns cleanup_net [ 93.177990][ T36] RIP: 0010:xfrm_state_fini+0x270/0x2f0 [ 93.183598][ T36] Code: c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 68 fa 0b f8 48 8b 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 56 c8 ec f7 e8 51 e8 a9 f7 90 <0f> 0b 90 e9 fd fd ff ff e8 43 e8 a9 f7 90 0f 0b 90 e9 60 fe ff ff [ 93.203405][ T36] RSP: 0018:ffffc90000ac7898 EFLAGS: 00010293 [ 93.209666][ T36] RAX: ffffffff8a163e8f RBX: ffff888034008000 RCX: ffff888143299e00 [ 93.217781][ T36] RDX: 0000000000000000 RSI: ffffffff8db8419f RDI: ffff888143299e00 [ 93.225831][ T36] RBP: ffffc90000ac79b0 R08: ffffffff8f6196e7 R09: 1ffffffff1ec32dc [ 93.233998][ T36] R10: dffffc0000000000 R11: fffffbfff1ec32dd R12: ffffffff8f617760 [ 93.242185][ T36] R13: 1ffff92000158f40 R14: ffff8880340094c0 R15: dffffc0000000000 [ 93.250589][ T36] FS: 0000000000000000(0000) GS:ffff888125d23000(0000) knlGS:0000000000000000 [ 93.259705][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.266375][ T36] CR2: 00007fbd9e960960 CR3: 00000000316d3000 CR4: 0000000000350ef0 [ 93.274509][ T36] Call Trace: [ 93.277960][ T36] [ 93.280933][ T36] xfrm_net_exit+0x2d/0x70 [ 93.285584][ T36] ops_undo_list+0x49a/0x990 [ 93.290241][ T36] ? __pfx_ops_undo_list+0x10/0x10 [ 93.295587][ T36] cleanup_net+0x4c5/0x800 [ 93.300059][ T36] ? __pfx_cleanup_net+0x10/0x10 [ 93.305041][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.310767][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.316050][ T36] ? process_scheduled_works+0x9ef/0x17b0 [ 93.321903][ T36] ? process_scheduled_works+0x9ef/0x17b0 [ 93.327725][ T36] process_scheduled_works+0xae1/0x17b0 [ 93.333347][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 93.339438][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.345124][ T36] worker_thread+0x8a0/0xda0 [ 93.349843][ T36] kthread+0x711/0x8a0 [ 93.353981][ T36] ? __pfx_worker_thread+0x10/0x10 [ 93.359235][ T36] ? __pfx_kthread+0x10/0x10 [ 93.364161][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.369861][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.375087][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.380823][ T36] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.386072][ T36] ? __pfx_kthread+0x10/0x10 [ 93.390683][ T36] ret_from_fork+0x3fc/0x770 [ 93.395273][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 93.400470][ T36] ? __switch_to_asm+0x39/0x70 [ 93.405263][ T36] ? __switch_to_asm+0x33/0x70 [ 93.410099][ T36] ? __pfx_kthread+0x10/0x10 [ 93.414911][ T36] ret_from_fork_asm+0x1a/0x30 [ 93.419798][ T36] [ 93.422841][ T36] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 93.430122][ T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted 6.16.0-syzkaller #0 PREEMPT(full) [ 93.440055][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 93.450211][ T36] Workqueue: netns cleanup_net [ 93.455000][ T36] Call Trace: [ 93.458284][ T36] [ 93.461216][ T36] dump_stack_lvl+0x99/0x250 [ 93.465821][ T36] ? __asan_memcpy+0x40/0x70 [ 93.470436][ T36] ? __pfx_dump_stack_lvl+0x10/0x10 [ 93.475644][ T36] ? __pfx__printk+0x10/0x10 [ 93.480253][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.485895][ T36] panic+0x2db/0x790 [ 93.489800][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.495448][ T36] ? __pfx_panic+0x10/0x10 [ 93.499884][ T36] ? ret_from_fork_asm+0x1a/0x30 [ 93.504836][ T36] __warn+0x31b/0x4b0 [ 93.508826][ T36] ? xfrm_state_fini+0x270/0x2f0 [ 93.513782][ T36] ? xfrm_state_fini+0x270/0x2f0 [ 93.518736][ T36] report_bug+0x2be/0x4f0 [ 93.523075][ T36] ? xfrm_state_fini+0x270/0x2f0 [ 93.528030][ T36] ? xfrm_state_fini+0x270/0x2f0 [ 93.532988][ T36] ? xfrm_state_fini+0x272/0x2f0 [ 93.537938][ T36] handle_bug+0x84/0x160 [ 93.542200][ T36] exc_invalid_op+0x1a/0x50 [ 93.546716][ T36] asm_exc_invalid_op+0x1a/0x20 [ 93.551573][ T36] RIP: 0010:xfrm_state_fini+0x270/0x2f0 [ 93.557135][ T36] Code: c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 68 fa 0b f8 48 8b 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 56 c8 ec f7 e8 51 e8 a9 f7 90 <0f> 0b 90 e9 fd fd ff ff e8 43 e8 a9 f7 90 0f 0b 90 e9 60 fe ff ff [ 93.576759][ T36] RSP: 0018:ffffc90000ac7898 EFLAGS: 00010293 [ 93.582838][ T36] RAX: ffffffff8a163e8f RBX: ffff888034008000 RCX: ffff888143299e00 [ 93.590820][ T36] RDX: 0000000000000000 RSI: ffffffff8db8419f RDI: ffff888143299e00 [ 93.598825][ T36] RBP: ffffc90000ac79b0 R08: ffffffff8f6196e7 R09: 1ffffffff1ec32dc [ 93.606816][ T36] R10: dffffc0000000000 R11: fffffbfff1ec32dd R12: ffffffff8f617760 [ 93.614798][ T36] R13: 1ffff92000158f40 R14: ffff8880340094c0 R15: dffffc0000000000 [ 93.622803][ T36] ? xfrm_state_fini+0x26f/0x2f0 [ 93.627781][ T36] ? xfrm_state_fini+0x26f/0x2f0 [ 93.632746][ T36] xfrm_net_exit+0x2d/0x70 [ 93.637208][ T36] ops_undo_list+0x49a/0x990 [ 93.641850][ T36] ? __pfx_ops_undo_list+0x10/0x10 [ 93.647027][ T36] cleanup_net+0x4c5/0x800 [ 93.651498][ T36] ? __pfx_cleanup_net+0x10/0x10 [ 93.656462][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.662107][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.667312][ T36] ? process_scheduled_works+0x9ef/0x17b0 [ 93.673047][ T36] ? process_scheduled_works+0x9ef/0x17b0 [ 93.678784][ T36] process_scheduled_works+0xae1/0x17b0 [ 93.684369][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 93.690375][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.696029][ T36] worker_thread+0x8a0/0xda0 [ 93.700712][ T36] kthread+0x711/0x8a0 [ 93.704807][ T36] ? __pfx_worker_thread+0x10/0x10 [ 93.709938][ T36] ? __pfx_kthread+0x10/0x10 [ 93.714548][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.720206][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 93.725415][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 93.731056][ T36] ? lockdep_hardirqs_on+0x9c/0x150 [ 93.736262][ T36] ? __pfx_kthread+0x10/0x10 [ 93.740874][ T36] ret_from_fork+0x3fc/0x770 [ 93.745481][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 93.750617][ T36] ? __switch_to_asm+0x39/0x70 [ 93.755404][ T36] ? __switch_to_asm+0x33/0x70 [ 93.760178][ T36] ? __pfx_kthread+0x10/0x10 [ 93.764795][ T36] ret_from_fork_asm+0x1a/0x30 [ 93.769594][ T36] [ 93.772921][ T36] Kernel Offset: disabled [ 93.777250][ T36] Rebooting in 86400 seconds..