./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor588507413 <...> [ 10.995264][ T24] audit: type=1400 audit(1694611481.449:62): avc: denied { noatsecure } for pid=216 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.999147][ T24] audit: type=1400 audit(1694611481.459:63): avc: denied { write } for pid=216 comm="sh" path="pipe:[13768]" dev="pipefs" ino=13768 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 11.002197][ T24] audit: type=1400 audit(1694611481.459:64): avc: denied { rlimitinh } for pid=216 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 11.004789][ T24] audit: type=1400 audit(1694611481.459:65): avc: denied { siginh } for pid=216 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.0.127' (ED25519) to the list of known hosts. execve("./syz-executor588507413", ["./syz-executor588507413"], 0x7ffde8e051e0 /* 10 vars */) = 0 brk(NULL) = 0x55555584a000 brk(0x55555584ad40) = 0x55555584ad40 arch_prctl(ARCH_SET_FS, 0x55555584a3c0) = 0 set_tid_address(0x55555584a690) = 285 set_robust_list(0x55555584a6a0, 24) = 0 rseq(0x55555584ace0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor588507413", 4096) = 27 getrandom("\x05\x9b\xe6\x78\x4d\xc5\x5f\xf8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555584ad40 brk(0x55555586bd40) = 0x55555586bd40 brk(0x55555586c000) = 0x55555586c000 mprotect(0x7f0873d46000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555584a690) = 286 ./strace-static-x86_64: Process 286 attached [pid 286] set_robust_list(0x55555584a6a0, 24) = 0 [pid 286] mkdir("./syzkaller.bI05Vj", 0700 [pid 285] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 286] <... mkdir resumed>) = 0 [pid 286] chmod("./syzkaller.bI05Vj", 0777) = 0 [pid 286] chdir("./syzkaller.bI05Vj") = 0 [pid 286] mkdir("./0", 0777) = 0 [pid 286] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 [pid 286] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 286] close(3) = 0 [pid 286] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555584a690) = 288 ./strace-static-x86_64: Process 288 attached [pid 288] set_robust_list(0x55555584a6a0, 24) = 0 [pid 288] chdir("./0") = 0 [pid 288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 288] setpgid(0, 0) = 0 [pid 288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 288] write(3, "1000", 4) = 4 [pid 288] close(3) = 0 [pid 288] symlink("/dev/binderfs", "./binderfs") = 0 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 288] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, NULL, 8) = 0 [pid 288] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0873c61000 [pid 288] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 288] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0}./strace-static-x86_64: Process 289 attached => {parent_tid=[289]}, 88) = 289 [pid 288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 290 attached [pid 285] <... clone resumed>, child_tidptr=0x55555584a690) = 290 [pid 289] set_robust_list(0x7f0873c819a0, 24 [pid 285] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] set_robust_list(0x55555584a6a0, 24 [pid 289] <... set_robust_list resumed>) = 0 [pid 290] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 291 attached [pid 285] <... clone resumed>, child_tidptr=0x55555584a690) = 291 [pid 289] rt_sigprocmask(SIG_SETMASK, [], [pid 285] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 291] set_robust_list(0x55555584a6a0, 24 [pid 290] mkdir("./syzkaller.o5yFlZ", 0700) = 0 [pid 290] chmod("./syzkaller.o5yFlZ", 0777) = 0 [pid 290] chdir("./syzkaller.o5yFlZ") = 0 [pid 290] mkdir("./0", 0777 [pid 285] <... clone resumed>, child_tidptr=0x55555584a690) = 292 [pid 285] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 290] <... mkdir resumed>) = 0 [pid 290] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 3 [pid 290] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 290] close(3./strace-static-x86_64: Process 293 attached ./strace-static-x86_64: Process 292 attached [pid 291] <... set_robust_list resumed>) = 0 [pid 290] <... close resumed>) = 0 [pid 289] memfd_create("syzkaller", 0 [pid 285] <... clone resumed>, child_tidptr=0x55555584a690) = 293 [pid 291] mkdir("./syzkaller.0dOXk4", 0700 [pid 289] <... memfd_create resumed>) = 3 [pid 285] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 291] <... mkdir resumed>) = 0 [pid 289] <... mmap resumed>) = 0x7f086b861000 [pid 285] <... clone resumed>, child_tidptr=0x55555584a690) = 294 [pid 289] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144) = 262144 ./strace-static-x86_64: Process 294 attached [pid 293] set_robust_list(0x55555584a6a0, 24) = 0 [pid 292] set_robust_list(0x55555584a6a0, 24 [pid 294] set_robust_list(0x55555584a6a0, 24 [pid 293] mkdir("./syzkaller.p6uXt7", 0700 [pid 292] <... set_robust_list resumed>) = 0 [pid 291] chmod("./syzkaller.0dOXk4", 0777 [pid 290] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] munmap(0x7f086b861000, 262144 [pid 291] <... chmod resumed>) = 0 [pid 291] chdir("./syzkaller.0dOXk4" [pid 289] <... munmap resumed>) = 0 [pid 291] <... chdir resumed>) = 0 [pid 291] mkdir("./0", 0777 [pid 293] <... mkdir resumed>) = 0 [pid 293] chmod("./syzkaller.p6uXt7", 0777 [pid 291] <... mkdir resumed>) = 0 [pid 289] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 291] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 3 [pid 291] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 291] close(3) = 0 [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555584a690) = 295 ./strace-static-x86_64: Process 295 attached [pid 295] set_robust_list(0x55555584a6a0, 24) = 0 [pid 295] chdir("./0") = 0 [pid 295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] setpgid(0, 0) = 0 [pid 295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "1000", 4) = 4 [pid 295] close(3) = 0 [pid 295] symlink("/dev/binderfs", "./binderfs") = 0 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, NULL, 8) = 0 [pid 295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0873c61000 [pid 295] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0} => {parent_tid=[296]}, 88) = 296 [pid 295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 296 attached [pid 296] set_robust_list(0x7f0873c819a0, 24) = 0 [pid 296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 296] memfd_create("syzkaller", 0) = 3 [pid 296] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f086b861000 [pid 289] <... openat resumed>) = 4 [pid 289] ioctl(4, LOOP_SET_FD, 3 [pid 293] <... chmod resumed>) = 0 [pid 296] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 293] chdir("./syzkaller.p6uXt7" [pid 290] <... clone resumed>, child_tidptr=0x55555584a690) = 298 [pid 293] <... chdir resumed>) = 0 [pid 294] <... set_robust_list resumed>) = 0 [pid 293] mkdir("./0", 0777) = 0 [pid 293] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 294] mkdir("./syzkaller.Zs7SFo", 0700 [pid 292] mkdir("./syzkaller.8uaPvb", 0700 [pid 296] <... write resumed>) = 262144 [pid 296] munmap(0x7f086b861000, 262144) = 0 [pid 296] openat(AT_FDCWD, "/dev/loop2", O_RDWR./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x55555584a6a0, 24 [pid 289] <... ioctl resumed>) = 0 [pid 293] <... openat resumed>) = 3 [pid 298] <... set_robust_list resumed>) = 0 [pid 289] close(3 [pid 293] ioctl(3, LOOP_CLR_FD [pid 289] <... close resumed>) = 0 [pid 293] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 289] mkdir("./file0", 0777 [pid 293] close(3 [pid 298] chdir("./0") = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 289] <... mkdir resumed>) = 0 [pid 293] <... close resumed>) = 0 [pid 298] setpgid(0, 0 [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 289] mount("/dev/loop0", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 298] <... setpgid resumed>) = 0 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 [pid 298] symlink("/dev/binderfs", "./binderfs") = 0 [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0873c61000 [pid 298] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0} => {parent_tid=[300]}, 88) = 300 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x7f0873c819a0, 24) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] memfd_create("syzkaller", 0) = 3 [pid 300] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f086b861000 [pid 300] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144) = 262144 [pid 300] munmap(0x7f086b861000, 262144) = 0 [pid 300] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = 4 [pid 300] ioctl(4, LOOP_SET_FD, 3 [pid 294] <... mkdir resumed>) = 0 [pid 294] chmod("./syzkaller.Zs7SFo", 0777) = 0 [pid 294] chdir("./syzkaller.Zs7SFo") = 0 [pid 294] mkdir("./0", 0777) = 0 [pid 294] openat(AT_FDCWD, "/dev/loop5", O_RDWR./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x55555584a6a0, 24) = 0 [pid 299] chdir("./0") = 0 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 299] setpgid(0, 0) = 0 [pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 299] write(3, "1000", 4) = 4 [pid 299] close(3) = 0 [pid 299] symlink("/dev/binderfs", "./binderfs") = 0 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, NULL, 8) = 0 [pid 299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [ 19.282415][ T24] audit: type=1400 audit(1694611489.739:66): avc: denied { execmem } for pid=285 comm="syz-executor588" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 19.287916][ T24] audit: type=1400 audit(1694611489.749:67): avc: denied { read write } for pid=286 comm="syz-executor588" name="loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 19.291176][ T24] audit: type=1400 audit(1694611489.749:68): avc: denied { open } for pid=286 comm="syz-executor588" path="/dev/loop0" dev="devtmpfs" ino=111 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 19.294918][ T24] audit: type=1400 audit(1694611489.749:69): avc: denied { ioctl } for pid=286 comm="syz-executor588" path="/dev/loop0" dev="devtmpfs" ino=111 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0873c61000 [pid 299] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0} => {parent_tid=[301]}, 88) = 301 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x7f0873c819a0, 24) = 0 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] memfd_create("syzkaller", 0) = 3 [pid 301] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f086b861000 [pid 301] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144) = 262144 [pid 301] munmap(0x7f086b861000, 262144) = 0 [pid 301] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 293] <... clone resumed>, child_tidptr=0x55555584a690) = 299 [pid 300] <... ioctl resumed>) = 0 [pid 292] <... mkdir resumed>) = 0 [pid 300] close(3 [pid 292] chmod("./syzkaller.8uaPvb", 0777 [pid 300] <... close resumed>) = 0 [pid 292] <... chmod resumed>) = 0 [pid 300] mkdir("./file0", 0777 [pid 292] chdir("./syzkaller.8uaPvb" [pid 300] <... mkdir resumed>) = 0 [pid 292] <... chdir resumed>) = 0 [pid 300] mount("/dev/loop1", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 292] mkdir("./0", 0777) = 0 [pid 292] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 296] <... openat resumed>) = 4 [pid 296] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 294] <... openat resumed>) = 3 [pid 294] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 294] close(3 [pid 296] close(3 [pid 294] <... close resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 296] mkdir("./file0", 0777) = 0 [pid 296] mount("/dev/loop2", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 294] <... clone resumed>, child_tidptr=0x55555584a690) = 304 [pid 292] <... openat resumed>) = 3 [pid 292] ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) [pid 292] close(3) = 0 [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555584a690) = 307 [pid 301] <... openat resumed>) = 4 ./strace-static-x86_64: Process 304 attached [pid 301] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 307 attached [ 19.319212][ T24] audit: type=1400 audit(1694611489.779:70): avc: denied { mounton } for pid=288 comm="syz-executor588" path="/root/syzkaller.bI05Vj/0/file0" dev="sda1" ino=1938 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 19.343278][ T289] ====================================================== [ 19.343278][ T289] WARNING: the mand mount option is being deprecated and [ 19.343278][ T289] will be removed in v5.15! [ 19.343278][ T289] ====================================================== [pid 307] set_robust_list(0x55555584a6a0, 24 [pid 304] set_robust_list(0x55555584a6a0, 24 [pid 301] <... ioctl resumed>) = 0 [pid 307] <... set_robust_list resumed>) = 0 [pid 304] <... set_robust_list resumed>) = 0 [pid 301] close(3 [pid 307] chdir("./0" [pid 304] chdir("./0" [pid 301] <... close resumed>) = 0 [pid 307] <... chdir resumed>) = 0 [pid 304] <... chdir resumed>) = 0 [pid 301] mkdir("./file0", 0777 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 301] <... mkdir resumed>) = 0 [pid 307] <... prctl resumed>) = 0 [pid 304] <... prctl resumed>) = 0 [pid 301] mount("/dev/loop4", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 307] setpgid(0, 0 [ 19.373540][ T300] EXT4-fs error (device loop1): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [ 19.386801][ T296] EXT4-fs error (device loop2): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [ 19.400686][ T300] EXT4-fs (loop1): warning: mounting fs with errors, running e2fsck is recommended [ 19.401191][ T289] EXT4-fs error (device loop0): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [ 19.410619][ T300] EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue [pid 304] setpgid(0, 0 [pid 307] <... setpgid resumed>) = 0 [pid 304] <... setpgid resumed>) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 307] <... openat resumed>) = 3 [pid 304] <... openat resumed>) = 3 [pid 307] write(3, "1000", 4 [pid 304] write(3, "1000", 4 [pid 307] <... write resumed>) = 4 [pid 304] <... write resumed>) = 4 [pid 307] close(3 [pid 304] close(3 [pid 307] <... close resumed>) = 0 [pid 304] <... close resumed>) = 0 [pid 307] symlink("/dev/binderfs", "./binderfs" [pid 304] symlink("/dev/binderfs", "./binderfs" [pid 307] <... symlink resumed>) = 0 [pid 304] <... symlink resumed>) = 0 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 307] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, [pid 304] rt_sigaction(SIGRT_1, {sa_handler=0x7f0873ceb120, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0873cdc2d0}, [pid 307] <... rt_sigaction resumed>NULL, 8) = 0 [pid 304] <... rt_sigaction resumed>NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 307] <... mmap resumed>) = 0x7f0873c61000 [pid 304] <... mmap resumed>) = 0x7f0873c61000 [pid 307] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE [pid 304] mprotect(0x7f0873c62000, 131072, PROT_READ|PROT_WRITE [pid 307] <... mprotect resumed>) = 0 [pid 304] <... mprotect resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [pid 307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 304] <... rt_sigprocmask resumed>[], 8) = 0 [pid 307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0} [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0873c81990, parent_tid=0x7f0873c81990, exit_signal=0, stack=0x7f0873c61000, stack_size=0x20300, tls=0x7f0873c816c0} => {parent_tid=[317]}, 88) = 317 [pid 307] <... clone3 resumed> => {parent_tid=[316]}, 88) = 316 [pid 304] rt_sigprocmask(SIG_SETMASK, [], [pid 307] rt_sigprocmask(SIG_SETMASK, [], [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 300] <... mount resumed>) = 0 [pid 300] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 300] chdir("./file0") = 0 [pid 300] ioctl(4, LOOP_CLR_FD) = 0 [pid 300] close(4./strace-static-x86_64: Process 317 attached [ 19.425992][ T301] EXT4-fs error (device loop4): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [ 19.431727][ T24] audit: type=1400 audit(1694611489.889:71): avc: denied { mount } for pid=298 comm="syz-executor588" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 19.466459][ T289] EXT4-fs (loop0): warning: mounting fs with errors, running e2fsck is recommended ./strace-static-x86_64: Process 316 attached ) = 0 [pid 317] set_robust_list(0x7f0873c819a0, 24 [pid 316] set_robust_list(0x7f0873c819a0, 24 [pid 300] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] <... mount resumed>) = 0 [pid 289] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 289] chdir("./file0") = 0 [pid 289] ioctl(4, LOOP_CLR_FD) = 0 [pid 289] close(4 [pid 317] <... set_robust_list resumed>) = 0 [pid 316] <... set_robust_list resumed>) = 0 [pid 300] <... futex resumed>) = 1 [pid 298] <... futex resumed>) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], [pid 316] rt_sigprocmask(SIG_SETMASK, [], [pid 300] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 300] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... futex resumed>) = 0 [pid 317] memfd_create("syzkaller", 0 [pid 316] memfd_create("syzkaller", 0 [pid 300] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... memfd_create resumed>) = 3 [pid 316] <... memfd_create resumed>) = 3 [pid 317] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 316] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 317] <... mmap resumed>) = 0x7f086b861000 [pid 316] <... mmap resumed>) = 0x7f086b861000 [pid 317] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 316] write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 262144 [pid 317] <... write resumed>) = 262144 [pid 316] <... write resumed>) = 262144 [pid 316] munmap(0x7f086b861000, 262144) = 0 [pid 317] munmap(0x7f086b861000, 262144) = 0 [pid 316] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 317] openat(AT_FDCWD, "/dev/loop5", O_RDWR [pid 316] <... openat resumed>) = 4 [pid 317] <... openat resumed>) = 4 [pid 316] ioctl(4, LOOP_SET_FD, 3 [ 19.469199][ T296] EXT4-fs (loop2): warning: mounting fs with errors, running e2fsck is recommended [ 19.475675][ T301] EXT4-fs (loop4): warning: mounting fs with errors, running e2fsck is recommended [ 19.486160][ T289] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 19.494660][ T296] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 19.511176][ T24] audit: type=1400 audit(1694611489.969:72): avc: denied { write } for pid=298 comm="syz-executor588" name="/" dev="loop1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [pid 317] ioctl(4, LOOP_SET_FD, 3 [pid 316] <... ioctl resumed>) = 0 [pid 316] close(3) = 0 [pid 316] mkdir("./file0", 0777) = 0 [pid 316] mount("/dev/loop3", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 317] <... ioctl resumed>) = 0 [pid 317] close(3) = 0 [pid 317] mkdir("./file0", 0777) = 0 [pid 317] mount("/dev/loop5", "./file0", "ext4", MS_SYNCHRONOUS|MS_MANDLOCK|MS_SILENT, ",errors=continue" [pid 296] <... mount resumed>) = 0 [pid 296] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 296] chdir("./file0") = 0 [pid 296] ioctl(4, LOOP_CLR_FD) = 0 [pid 298] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 298] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f086b880000 [pid 298] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} => {parent_tid=[321]}, 88) = 321 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] close(4 [pid 300] <... open resumed>) = 4 [pid 289] <... close resumed>) = 0 [pid 300] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 300] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 288] <... futex resumed>) = 0 [pid 296] <... close resumed>) = 0 [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... futex resumed>) = 0 [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 19.518790][ T301] EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue [ 19.533006][ T24] audit: type=1400 audit(1694611489.969:73): avc: denied { add_name } for pid=298 comm="syz-executor588" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 19.562356][ T24] audit: type=1400 audit(1694611489.969:74): avc: denied { create } for pid=298 comm="syz-executor588" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... futex resumed>) = 1 [pid 296] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000./strace-static-x86_64: Process 321 attached [pid 301] <... mount resumed>) = 0 [pid 298] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] set_robust_list(0x7f086b8a09a0, 24 [pid 301] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 288] <... futex resumed>) = 1 [pid 321] <... set_robust_list resumed>) = 0 [pid 301] <... openat resumed>) = 3 [pid 298] <... futex resumed>) = 1 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] rt_sigprocmask(SIG_SETMASK, [], [pid 301] chdir("./file0" [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 301] <... chdir resumed>) = 0 [pid 321] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC [pid 301] ioctl(4, LOOP_CLR_FD [pid 321] <... open resumed>) = 5 [pid 301] <... ioctl resumed>) = 0 [pid 321] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] close(4 [pid 321] <... futex resumed>) = 0 [pid 301] <... close resumed>) = 0 [pid 321] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 301] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 300] <... futex resumed>) = 0 [pid 289] <... futex resumed>) = 0 [pid 299] <... futex resumed>) = 0 [pid 300] creat("./bus", 000 [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 300] <... creat resumed>) = 6 [pid 299] <... futex resumed>) = 1 [pid 301] <... futex resumed>) = 0 [pid 300] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 300] <... futex resumed>) = 1 [pid 298] <... futex resumed>) = 0 [pid 289] <... open resumed>) = 4 [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... futex resumed>) = 0 [pid 296] <... open resumed>) = 4 [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [ 19.582617][ T24] audit: type=1400 audit(1694611490.019:75): avc: denied { read write open } for pid=298 comm="syz-executor588" path=2F726F6F742F73797A6B616C6C65722E6F3579466C5A2F302F66696C65302F627573202864656C6574656429 dev="loop1" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 19.586929][ T317] EXT4-fs error (device loop5): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... futex resumed>) = 1 [pid 301] <... open resumed>) = 4 [pid 300] <... writev resumed>) = 1 [pid 295] <... futex resumed>) = 0 [pid 289] <... futex resumed>) = 1 [pid 288] <... futex resumed>) = 0 [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 301] <... futex resumed>) = 1 [pid 300] <... futex resumed>) = 1 [pid 299] <... futex resumed>) = 0 [pid 298] <... futex resumed>) = 0 [pid 295] <... futex resumed>) = 0 [pid 301] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC [pid 300] open("./bus", O_RDONLY [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... open resumed>) = 5 [pid 300] <... open resumed>) = 7 [pid 299] <... futex resumed>) = 0 [pid 298] <... futex resumed>) = 0 [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 300] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... futex resumed>) = 0 [pid 300] <... futex resumed>) = 0 [pid 299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 301] creat("./bus", 000 [pid 300] sendfile(6, 7, NULL, 140737974943952 [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... creat resumed>) = 6 [pid 299] <... futex resumed>) = 0 [pid 298] <... futex resumed>) = 0 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 299] <... futex resumed>) = 0 [pid 301] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... futex resumed>) = 0 [pid 301] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... writev resumed>) = 1 [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 299] <... futex resumed>) = 0 [pid 301] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... futex resumed>) = 0 [pid 301] open("./bus", O_RDONLY [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 301] <... open resumed>) = 7 [pid 301] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 299] <... futex resumed>) = 0 [pid 301] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 299] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 299] <... futex resumed>) = 0 [pid 301] sendfile(6, 7, NULL, 140737974943952 [pid 299] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... open resumed>) = 5 [pid 289] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 1 [pid 289] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC) = 5 [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 316] <... mount resumed>) = 0 [pid 296] <... futex resumed>) = 1 [pid 295] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 296] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... openat resumed>) = 3 [pid 296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... futex resumed>) = 0 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 289] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 1 [pid 289] creat("./bus", 000) = 6 [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 296] creat("./bus", 000 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... creat resumed>) = 6 [pid 288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] <... futex resumed>) = 1 [pid 295] <... futex resumed>) = 0 [pid 289] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 1 [pid 296] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... futex resumed>) = 0 [pid 289] <... writev resumed>) = 1 [pid 296] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 288] <... futex resumed>) = 0 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... mount resumed>) = 0 [pid 296] <... writev resumed>) = 1 [pid 289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 288] <... futex resumed>) = 0 [pid 317] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY [pid 316] chdir("./file0" [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] open("./bus", O_RDONLY [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] <... futex resumed>) = 1 [pid 295] <... futex resumed>) = 0 [pid 296] open("./bus", O_RDONLY [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] <... open resumed>) = 7 [pid 317] <... openat resumed>) = 3 [pid 316] <... chdir resumed>) = 0 [pid 296] <... open resumed>) = 7 [pid 295] <... futex resumed>) = 0 [pid 289] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 296] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] chdir("./file0" [pid 316] ioctl(4, LOOP_CLR_FD [pid 295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 296] <... futex resumed>) = 0 [pid 289] <... futex resumed>) = 1 [pid 288] <... futex resumed>) = 0 [pid 296] sendfile(6, 7, NULL, 140737974943952 [pid 295] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 289] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 288] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... chdir resumed>) = 0 [pid 316] <... ioctl resumed>) = 0 [pid 295] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 0 [pid 289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 317] ioctl(4, LOOP_CLR_FD [pid 316] close(4 [pid 295] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 289] sendfile(6, 7, NULL, 140737974943952 [pid 288] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... ioctl resumed>) = 0 [pid 316] <... close resumed>) = 0 [pid 317] close(4 [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... close resumed>) = 0 [pid 316] <... futex resumed>) = 1 [pid 307] <... futex resumed>) = 0 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 317] <... futex resumed>) = 1 [pid 316] <... open resumed>) = 4 [pid 307] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 298] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 321] <... futex resumed>) = 0 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... futex resumed>) = 1 [pid 321] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 317] open("./bus", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 316] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 321] <... mmap resumed>) = 0x20000000 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 321] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = 1 [pid 298] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 298] <... futex resumed>) = 0 [pid 321] sendmsg(-1, 0x20000000, 0 [pid 298] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 321] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 298] <... futex resumed>) = 0 [pid 321] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 317] <... open resumed>) = 4 [pid 316] <... futex resumed>) = 0 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC [pid 317] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 317] open("./bus", O_RDWR|O_NOCTTY|O_SYNC|O_DIRECT|O_CLOEXEC [pid 316] <... open resumed>) = 5 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... open resumed>) = 5 [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] <... futex resumed>) = 1 [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] creat("./bus", 000 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... creat resumed>) = 6 [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = 0 [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] <... futex resumed>) = 1 [pid 317] creat("./bus", 000 [pid 316] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 317] <... creat resumed>) = 6 [pid 316] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... writev resumed>) = 1 [pid 307] <... futex resumed>) = 0 [pid 317] <... futex resumed>) = 1 [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] <... futex resumed>) = 0 [pid 317] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 316] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 317] writev(6, [{iov_base="\x06", iov_len=1}], 1 [pid 316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 317] <... writev resumed>) = 1 [pid 316] open("./bus", O_RDONLY [ 19.627550][ T317] EXT4-fs (loop5): warning: mounting fs with errors, running e2fsck is recommended [ 19.627635][ T316] EXT4-fs error (device loop3): ext4_fill_super:4955: inode #2: comm syz-executor588: casefold flag without casefold feature [ 19.650015][ T316] EXT4-fs (loop3): warning: mounting fs with errors, running e2fsck is recommended [ 19.659786][ T316] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 19.669840][ T317] EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... open resumed>) = 7 [pid 299] <... futex resumed>) = 0 [pid 317] <... futex resumed>) = 1 [pid 316] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 317] futex(0x7f0873d4c6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 317] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 316] <... futex resumed>) = 1 [pid 307] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 299] <... mmap resumed>) = 0x7f086b880000 [pid 317] open("./bus", O_RDONLY [pid 316] sendfile(6, 7, NULL, 140737974943952 [pid 307] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE [pid 317] <... open resumed>) = 7 [pid 307] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... mprotect resumed>) = 0 [pid 317] futex(0x7f0873d4c6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 317] <... futex resumed>) = 1 [pid 304] <... futex resumed>) = 0 [pid 299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 317] sendfile(6, 7, NULL, 140737974943952 [pid 304] futex(0x7f0873d4c6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... clone3 resumed> => {parent_tid=[324]}, 88) = 324 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 295] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 295] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 288] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 295] <... mmap resumed>) = 0x7f086b880000 [pid 288] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE [pid 288] <... futex resumed>) = 0 [pid 295] <... mprotect resumed>) = 0 [pid 288] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 288] <... mmap resumed>) = 0x7f086b880000 [pid 295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} [pid 288] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] <... clone3 resumed> => {parent_tid=[325]}, 88) = 325 [pid 295] rt_sigprocmask(SIG_SETMASK, [], [pid 288] rt_sigprocmask(SIG_BLOCK, ~[], [pid 295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 288] <... rt_sigprocmask resumed>[], 8) = 0 [pid 295] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 288] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} [pid 295] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 288] <... clone3 resumed> => {parent_tid=[326]}, 88) = 326 [pid 288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 288] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 288] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x7f086b8a09a0, 24) = 0 [pid 324] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 326 attached ./strace-static-x86_64: Process 325 attached NULL, 8) = 0 [pid 326] set_robust_list(0x7f086b8a09a0, 24 [pid 325] set_robust_list(0x7f086b8a09a0, 24 [pid 324] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 326] <... set_robust_list resumed>) = 0 [pid 325] <... set_robust_list resumed>) = 0 [pid 324] <... mmap resumed>) = 0x20000000 [pid 326] rt_sigprocmask(SIG_SETMASK, [], [pid 325] rt_sigprocmask(SIG_SETMASK, [], [pid 324] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 324] <... futex resumed>) = 1 [pid 299] <... futex resumed>) = 0 [pid 326] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 325] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 324] sendmsg(-1, 0x20000000, 0 [pid 299] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... mmap resumed>) = 0x20000000 [pid 325] <... mmap resumed>) = 0x20000000 [pid 324] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 299] <... futex resumed>) = 0 [pid 326] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 324] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 299] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 326] <... futex resumed>) = 1 [pid 325] <... futex resumed>) = 1 [pid 324] <... futex resumed>) = 0 [pid 299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 295] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 0 [pid 326] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 325] sendmsg(-1, 0x20000000, 0 [pid 324] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 295] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 288] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 325] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 295] <... futex resumed>) = 0 [pid 288] <... futex resumed>) = 0 [pid 326] sendmsg(-1, 0x20000000, 0 [pid 325] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 288] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 326] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 325] <... futex resumed>) = 0 [pid 295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 326] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 326] <... futex resumed>) = 1 [pid 288] <... futex resumed>) = 0 [pid 326] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 307] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 304] futex(0x7f0873d4c6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 307] <... mmap resumed>) = 0x7f086b880000 [pid 304] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 307] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE [pid 304] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... mprotect resumed>) = 0 [pid 304] <... futex resumed>) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 304] <... mmap resumed>) = 0x7f086b880000 [pid 307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} [pid 304] mprotect(0x7f086b881000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 307] <... clone3 resumed> => {parent_tid=[327]}, 88) = 327 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [pid 307] rt_sigprocmask(SIG_SETMASK, [], [pid 304] <... rt_sigprocmask resumed>[], 8) = 0 [pid 307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f086b8a0990, parent_tid=0x7f086b8a0990, exit_signal=0, stack=0x7f086b880000, stack_size=0x20300, tls=0x7f086b8a06c0} [pid 307] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] <... clone3 resumed> => {parent_tid=[328]}, 88) = 328 [pid 307] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 327 attached [pid 327] set_robust_list(0x7f086b8a09a0, 24) = 0 [pid 327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 328 attached [pid 327] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 328] set_robust_list(0x7f086b8a09a0, 24 [pid 327] <... mmap resumed>) = 0x20000000 [pid 328] <... set_robust_list resumed>) = 0 [pid 327] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] rt_sigprocmask(SIG_SETMASK, [], [pid 327] <... futex resumed>) = 1 [pid 307] <... futex resumed>) = 0 [pid 328] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 327] sendmsg(-1, 0x20000000, 0 [pid 307] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] mmap(0x20000000, 11755520, PROT_WRITE, MAP_SHARED|MAP_FIXED|MAP_POPULATE|MAP_STACK, 5, 0 [pid 327] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 307] <... futex resumed>) = 0 [pid 328] <... mmap resumed>) = 0x20000000 [pid 327] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 327] <... futex resumed>) = 0 [pid 307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] <... futex resumed>) = 1 [pid 327] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] <... futex resumed>) = 0 [pid 328] sendmsg(-1, 0x20000000, 0 [pid 304] futex(0x7f0873d4c6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] <... sendmsg resumed>) = -1 EBADF (Bad file descriptor) [pid 304] <... futex resumed>) = 0 [pid 328] futex(0x7f0873d4c6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] futex(0x7f0873d4c6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 328] <... futex resumed>) = 0 [pid 304] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 328] futex(0x7f0873d4c6d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 298] exit_group(0 [pid 321] <... futex resumed>) = ? [pid 300] <... sendfile resumed>) = ? [pid 298] <... exit_group resumed>) = ? [pid 321] +++ exited with 0 +++ [pid 300] +++ exited with 0 +++ [pid 298] +++ exited with 0 +++ [pid 290] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=7} --- [pid 290] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 290] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] getdents64(3, 0x55555584b730 /* 4 entries */, 32768) = 112 [pid 290] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] unlink("./0/binderfs") = 0 [pid 290] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 299] exit_group(0) = ? [pid 324] <... futex resumed>) = 231 [pid 324] +++ exited with 0 +++ [pid 301] <... sendfile resumed>) = ? [pid 295] exit_group(0 [pid 325] <... futex resumed>) = ? [pid 295] <... exit_group resumed>) = ? [pid 325] +++ exited with 0 +++ [pid 296] <... sendfile resumed>) = ? [pid 296] +++ exited with 0 +++ [pid 295] +++ exited with 0 +++ [pid 291] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=6} --- [pid 301] +++ exited with 0 +++ [pid 299] +++ exited with 0 +++ [pid 291] restart_syscall(<... resuming interrupted clone ...> [pid 290] <... umount2 resumed>) = 0 [pid 293] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 291] <... restart_syscall resumed>) = 0 [pid 290] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 290] newfstatat(AT_FDCWD, "./0/file0", [pid 293] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 291] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 293] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 293] <... openat resumed>) = 3 [pid 291] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 290] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 293] newfstatat(3, "", [pid 291] <... openat resumed>) = 3 [pid 290] openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 293] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 291] newfstatat(3, "", [pid 290] <... openat resumed>) = 4 [pid 293] getdents64(3, [pid 291] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 290] newfstatat(4, "", [pid 293] <... getdents64 resumed>0x55555584b730 /* 4 entries */, 32768) = 112 [pid 291] getdents64(3, [pid 290] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 293] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 291] <... getdents64 resumed>0x55555584b730 /* 4 entries */, 32768) = 112 [pid 290] getdents64(4, [pid 293] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 291] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 290] <... getdents64 resumed>0x555555853770 /* 2 entries */, 32768) = 48 [pid 293] newfstatat(AT_FDCWD, "./0/binderfs", [pid 291] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 290] getdents64(4, [pid 293] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 291] newfstatat(AT_FDCWD, "./0/binderfs", [pid 290] <... getdents64 resumed>0x555555853770 /* 0 entries */, 32768) = 0 [pid 293] unlink("./0/binderfs" [pid 291] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 290] close(4 [pid 293] <... unlink resumed>) = 0 [pid 291] unlink("./0/binderfs" [pid 290] <... close resumed>) = 0 [pid 293] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 291] <... unlink resumed>) = 0 [pid 290] rmdir("./0/file0" [pid 291] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 290] <... rmdir resumed>) = 0 [pid 290] getdents64(3, 0x55555584b730 /* 0 entries */, 32768) = 0 [pid 290] close(3) = 0 [pid 290] rmdir("./0") = 0 [pid 290] mkdir("./1", 0777) = 0 [pid 290] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 307] exit_group(0 [pid 327] <... futex resumed>) = ? [pid 307] <... exit_group resumed>) = ? [pid 327] +++ exited with 0 +++ [pid 316] <... sendfile resumed>) = ? [pid 316] +++ exited with 0 +++ [pid 307] +++ exited with 0 +++ [pid 292] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=13} --- [pid 292] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 292] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 292] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 292] newfstatat(3, "", [pid 304] exit_group(0 [pid 292] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 328] <... futex resumed>) = ? [pid 317] <... sendfile resumed>) = ? [pid 304] <... exit_group resumed>) = ? [pid 328] +++ exited with 0 +++ [pid 317] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ [pid 292] getdents64(3, [pid 294] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=8} --- [pid 292] <... getdents64 resumed>0x55555584b730 /* 4 entries */, 32768) = 112 [pid 292] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 288] exit_group(0 [pid 326] <... futex resumed>) = ? [pid 294] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 292] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 289] <... sendfile resumed>) = ? [pid 288] <... exit_group resumed>) = ? [pid 326] +++ exited with 0 +++ [pid 294] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 292] newfstatat(AT_FDCWD, "./0/binderfs", [pid 294] openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 292] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 294] <... openat resumed>) = 3 [pid 292] unlink("./0/binderfs" [pid 294] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 292] <... unlink resumed>) = 0 [pid 289] +++ exited with 0 +++ [pid 288] +++ exited with 0 +++ [pid 294] getdents64(3, [pid 292] umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 286] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=17} --- [pid 294] <... getdents64 resumed>0x55555584b730 /* 4 entries */, 32768) = 112 [pid 294] umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 286] umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 294] newfstatat(AT_FDCWD, "./0/binderfs", [pid 286] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 294] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 294] unlink("./0/binderfs"