./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3187579580 <...> Warning: Permanently added '10.128.0.79' (ED25519) to the list of known hosts. execve("./syz-executor3187579580", ["./syz-executor3187579580"], 0x7fff3de5ca20 /* 10 vars */) = 0 brk(NULL) = 0x55555ac1c000 brk(0x55555ac1cd40) = 0x55555ac1cd40 arch_prctl(ARCH_SET_FS, 0x55555ac1c3c0) = 0 set_tid_address(0x55555ac1c690) = 5830 set_robust_list(0x55555ac1c6a0, 24) = 0 rseq(0x55555ac1cce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3187579580", 4096) = 28 getrandom("\x4c\xc6\x73\x97\x2e\x7c\x12\x9d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555ac1cd40 brk(0x55555ac3dd40) = 0x55555ac3dd40 brk(0x55555ac3e000) = 0x55555ac3e000 mprotect(0x7f305ebe7000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5831 attached [pid 5831] set_robust_list(0x55555ac1c6a0, 24 [pid 5830] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5831 [pid 5831] <... set_robust_list resumed>) = 0 [pid 5830] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "10000000000", 11) = 11 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "20", 2) = 2 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "1", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "0", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "0", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "1", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "100", 3) = 3 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "0", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "0", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "7 4 1 3", 7) = 7 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "1", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "1", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "0", 1) = 1 [pid 5830] close(3) = 0 [pid 5830] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5830] write(3, "5831", 4) = 4 [pid 5830] close(3) = 0 [pid 5830] kill(5831, SIGKILL) = 0 [pid 5831] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5831, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5832 attached , child_tidptr=0x55555ac1c690) = 5832 [pid 5832] set_robust_list(0x55555ac1c6a0, 24) = 0 [pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5832] mkdir("./syzkaller.TvzzYe", 0700./strace-static-x86_64: Process 5833 attached [pid 5833] set_robust_list(0x55555ac1c6a0, 24 [pid 5830] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5833 [pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5833] <... set_robust_list resumed>) = 0 [pid 5832] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 5834 attached [pid 5833] mkdir("./syzkaller.SKO5gG", 0700 [pid 5832] chmod("./syzkaller.TvzzYe", 0777 [pid 5830] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5834 [pid 5834] set_robust_list(0x55555ac1c6a0, 24 [pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5832] <... chmod resumed>) = 0 [pid 5832] chdir("./syzkaller.TvzzYe"./strace-static-x86_64: Process 5835 attached [pid 5834] <... set_robust_list resumed>) = 0 [pid 5833] <... mkdir resumed>) = 0 [pid 5832] <... chdir resumed>) = 0 [pid 5830] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5835 [pid 5835] set_robust_list(0x55555ac1c6a0, 24 [pid 5832] mkdir("./0", 0777 [pid 5830] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] mkdir("./syzkaller.iBWu7r", 0700 [pid 5833] chmod("./syzkaller.SKO5gG", 0777 [pid 5835] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5836 attached [pid 5835] mkdir("./syzkaller.Et2rrP", 0700 [pid 5833] <... chmod resumed>) = 0 [pid 5832] <... mkdir resumed>) = 0 [pid 5833] chdir("./syzkaller.SKO5gG") = 0 [pid 5833] mkdir("./0", 0777 [pid 5830] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5836 [pid 5836] set_robust_list(0x55555ac1c6a0, 24 [pid 5835] <... mkdir resumed>) = 0 [pid 5834] <... mkdir resumed>) = 0 [pid 5832] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5836] <... set_robust_list resumed>) = 0 [pid 5833] <... mkdir resumed>) = 0 [pid 5834] chmod("./syzkaller.iBWu7r", 0777 [pid 5836] mkdir("./syzkaller.KAtQP7", 0700 [pid 5833] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5832] <... openat resumed>) = 3 [pid 5835] chmod("./syzkaller.Et2rrP", 0777 [pid 5834] <... chmod resumed>) = 0 [pid 5833] <... openat resumed>) = 3 [pid 5835] <... chmod resumed>) = 0 [pid 5836] <... mkdir resumed>) = 0 [pid 5835] chdir("./syzkaller.Et2rrP" [pid 5834] chdir("./syzkaller.iBWu7r" [pid 5833] ioctl(3, LOOP_CLR_FD [pid 5832] ioctl(3, LOOP_CLR_FD [pid 5834] <... chdir resumed>) = 0 [pid 5836] chmod("./syzkaller.KAtQP7", 0777 [pid 5835] <... chdir resumed>) = 0 [pid 5836] <... chmod resumed>) = 0 [pid 5835] mkdir("./0", 0777 [pid 5834] mkdir("./0", 0777 [pid 5833] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5832] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5835] <... mkdir resumed>) = 0 [pid 5834] <... mkdir resumed>) = 0 [pid 5833] close(3 [pid 5836] chdir("./syzkaller.KAtQP7" [pid 5832] close(3 [pid 5836] <... chdir resumed>) = 0 [pid 5835] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5834] openat(AT_FDCWD, "/dev/loop2", O_RDWR [pid 5833] <... close resumed>) = 0 [pid 5832] <... close resumed>) = 0 [pid 5836] mkdir("./0", 0777 [pid 5833] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5837 attached [pid 5837] set_robust_list(0x55555ac1c6a0, 24 [pid 5835] <... openat resumed>) = 3 [pid 5837] <... set_robust_list resumed>) = 0 [pid 5837] chdir("./0" [pid 5834] <... openat resumed>) = 3 [pid 5832] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5837] <... chdir resumed>) = 0 [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5836] <... mkdir resumed>) = 0 [pid 5833] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5837 [pid 5837] <... prctl resumed>) = 0 [pid 5837] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 5838 attached [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5835] ioctl(3, LOOP_CLR_FD [pid 5834] ioctl(3, LOOP_CLR_FD [pid 5838] set_robust_list(0x55555ac1c6a0, 24 [pid 5837] <... openat resumed>) = 3 [pid 5835] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5834] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5836] <... openat resumed>) = 3 [pid 5835] close(3 [pid 5834] close(3 [pid 5832] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5838 [pid 5838] <... set_robust_list resumed>) = 0 [pid 5837] write(3, "1000", 4 [pid 5836] ioctl(3, LOOP_CLR_FD [pid 5835] <... close resumed>) = 0 [pid 5834] <... close resumed>) = 0 [pid 5838] chdir("./0" [pid 5835] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5834] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5838] <... chdir resumed>) = 0 [pid 5837] <... write resumed>) = 4 [pid 5836] <... ioctl resumed>) = -1 ENXIO (No such device or address) [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5837] close(3 [pid 5838] <... prctl resumed>) = 0 [pid 5837] <... close resumed>) = 0 ./strace-static-x86_64: Process 5839 attached [pid 5838] setpgid(0, 0) = 0 [pid 5837] symlink("/dev/binderfs", "./binderfs" [pid 5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5836] close(3./strace-static-x86_64: Process 5840 attached [pid 5839] set_robust_list(0x55555ac1c6a0, 24 [pid 5837] <... symlink resumed>) = 0 [pid 5836] <... close resumed>) = 0 [pid 5840] set_robust_list(0x55555ac1c6a0, 24 [pid 5839] <... set_robust_list resumed>) = 0 [pid 5834] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5840 [pid 5836] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5840] <... set_robust_list resumed>) = 0 [pid 5838] <... openat resumed>) = 3 [pid 5840] chdir("./0" [pid 5838] write(3, "1000", 4./strace-static-x86_64: Process 5841 attached ) = 4 executing program [pid 5837] write(1, "executing program\n", 18 [pid 5841] set_robust_list(0x55555ac1c6a0, 24 [pid 5840] <... chdir resumed>) = 0 [pid 5839] chdir("./0" [pid 5838] close(3 [pid 5837] <... write resumed>) = 18 [pid 5835] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5839 [pid 5841] <... set_robust_list resumed>) = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5839] <... chdir resumed>) = 0 [pid 5838] <... close resumed>) = 0 [pid 5837] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... prctl resumed>) = 0 [pid 5838] symlink("/dev/binderfs", "./binderfs" [pid 5837] <... futex resumed>) = 0 [pid 5840] setpgid(0, 0 [pid 5838] <... symlink resumed>) = 0 [pid 5837] rt_sigaction(SIGRT_1, {sa_handler=0x7f305eb82220, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f305eb733d0}, [pid 5840] <... setpgid resumed>) = 0 [pid 5837] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5840] <... openat resumed>) = 3 [pid 5837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f305eaf2000 executing program [pid 5840] write(3, "1000", 4 [pid 5838] write(1, "executing program\n", 18 [pid 5837] mprotect(0x7f305eaf3000, 131072, PROT_READ|PROT_WRITE [pid 5838] <... write resumed>) = 18 [pid 5840] <... write resumed>) = 4 [pid 5838] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] <... mprotect resumed>) = 0 [pid 5840] close(3 [pid 5838] <... futex resumed>) = 0 [pid 5840] <... close resumed>) = 0 [pid 5837] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] symlink("/dev/binderfs", "./binderfs" [pid 5838] rt_sigaction(SIGRT_1, {sa_handler=0x7f305eb82220, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f305eb733d0}, [pid 5841] chdir("./0" [pid 5840] <... symlink resumed>) = 0 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5838] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5836] <... clone resumed>, child_tidptr=0x55555ac1c690) = 5841 [pid 5841] <... chdir resumed>) = 0 [pid 5839] <... prctl resumed>) = 0 executing program [pid 5840] write(1, "executing program\n", 18 [pid 5839] setpgid(0, 0 [pid 5838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5837] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5840] <... write resumed>) = 18 [pid 5839] <... setpgid resumed>) = 0 [pid 5838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eb12990, parent_tid=0x7f305eb12990, exit_signal=0, stack=0x7f305eaf2000, stack_size=0x20300, tls=0x7f305eb126c0}./strace-static-x86_64: Process 5843 attached [pid 5841] <... prctl resumed>) = 0 [pid 5840] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] setpgid(0, 0 [pid 5843] rseq(0x7f305eb12fe0, 0x20, 0, 0x53053053 [pid 5841] <... setpgid resumed>) = 0 [pid 5840] <... futex resumed>) = 0 [pid 5839] <... openat resumed>) = 3 [pid 5838] <... mmap resumed>) = 0x7f305eaf2000 [pid 5837] <... clone3 resumed> => {parent_tid=[5843]}, 88) = 5843 [pid 5843] <... rseq resumed>) = 0 [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5840] rt_sigaction(SIGRT_1, {sa_handler=0x7f305eb82220, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f305eb733d0}, [pid 5838] mprotect(0x7f305eaf3000, 131072, PROT_READ|PROT_WRITE [pid 5837] rt_sigprocmask(SIG_SETMASK, [], [pid 5843] set_robust_list(0x7f305eb129a0, 24 [pid 5841] <... openat resumed>) = 3 [pid 5840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] write(3, "1000", 4 [pid 5838] <... mprotect resumed>) = 0 [pid 5837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5843] <... set_robust_list resumed>) = 0 [pid 5841] write(3, "1000", 4) = 4 [pid 5841] close(3 [pid 5839] <... write resumed>) = 4 [pid 5841] <... close resumed>) = 0 [pid 5841] symlink("/dev/binderfs", "./binderfs" [pid 5843] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... symlink resumed>) = 0 [pid 5840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5837] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000executing program [pid 5843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] write(1, "executing program\n", 18 [pid 5840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] close(3 [pid 5838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5837] <... futex resumed>) = 0 [pid 5843] memfd_create("syzkaller", 0 [pid 5841] <... write resumed>) = 18 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] <... close resumed>) = 0 [pid 5838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eb12990, parent_tid=0x7f305eb12990, exit_signal=0, stack=0x7f305eaf2000, stack_size=0x20300, tls=0x7f305eb126c0}./strace-static-x86_64: Process 5845 attached [pid 5843] <... memfd_create resumed>) = 3 [pid 5841] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... mmap resumed>) = 0x7f305eaf2000 [pid 5839] symlink("/dev/binderfs", "./binderfs" [pid 5837] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5845] rseq(0x7f305eb12fe0, 0x20, 0, 0x53053053 [pid 5843] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5841] <... futex resumed>) = 0 [pid 5840] mprotect(0x7f305eaf3000, 131072, PROT_READ|PROT_WRITE [pid 5839] <... symlink resumed>) = 0 [pid 5838] <... clone3 resumed> => {parent_tid=[5845]}, 88) = 5845 [pid 5845] <... rseq resumed>) = 0 [pid 5843] <... mmap resumed>) = 0x7f3056600000 [pid 5841] rt_sigaction(SIGRT_1, {sa_handler=0x7f305eb82220, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f305eb733d0}, executing program [pid 5840] <... mprotect resumed>) = 0 [pid 5839] write(1, "executing program\n", 18 [pid 5838] rt_sigprocmask(SIG_SETMASK, [], [pid 5845] set_robust_list(0x7f305eb129a0, 24 [pid 5843] write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536 [pid 5841] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5839] <... write resumed>) = 18 [pid 5841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5839] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5845] <... set_robust_list resumed>) = 0 [pid 5841] <... mmap resumed>) = 0x7f305eaf2000 [pid 5839] <... futex resumed>) = 0 [pid 5841] mprotect(0x7f305eaf3000, 131072, PROT_READ|PROT_WRITE [pid 5839] rt_sigaction(SIGRT_1, {sa_handler=0x7f305eb82220, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f305eb733d0}, [pid 5845] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] <... mprotect resumed>) = 0 [pid 5839] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5839] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5845] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eb12990, parent_tid=0x7f305eb12990, exit_signal=0, stack=0x7f305eaf2000, stack_size=0x20300, tls=0x7f305eb126c0} [pid 5838] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 5846 attached [pid 5845] memfd_create("syzkaller", 0 [pid 5841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5838] <... futex resumed>) = 0 [pid 5846] rseq(0x7f305eb12fe0, 0x20, 0, 0x53053053 [pid 5845] <... memfd_create resumed>) = 3 [pid 5841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eb12990, parent_tid=0x7f305eb12990, exit_signal=0, stack=0x7f305eaf2000, stack_size=0x20300, tls=0x7f305eb126c0} [pid 5840] <... clone3 resumed> => {parent_tid=[5846]}, 88) = 5846 [pid 5839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5838] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5847 attached [pid 5843] <... write resumed>) = 65536 [pid 5840] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... mmap resumed>) = 0x7f305eaf2000 [pid 5847] rseq(0x7f305eb12fe0, 0x20, 0, 0x53053053 [pid 5846] <... rseq resumed>) = 0 [pid 5841] <... clone3 resumed> => {parent_tid=[5847]}, 88) = 5847 [pid 5839] mprotect(0x7f305eaf3000, 131072, PROT_READ|PROT_WRITE [pid 5847] <... rseq resumed>) = 0 [pid 5846] set_robust_list(0x7f305eb129a0, 24 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], [pid 5847] set_robust_list(0x7f305eb129a0, 24 [pid 5846] <... set_robust_list resumed>) = 0 [pid 5841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] <... mprotect resumed>) = 0 [pid 5847] <... set_robust_list resumed>) = 0 [pid 5846] rt_sigprocmask(SIG_SETMASK, [], [pid 5841] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5841] <... futex resumed>) = 0 [pid 5847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5846] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5845] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5843] munmap(0x7f3056600000, 138412032 [pid 5840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5847] memfd_create("syzkaller", 0 [pid 5845] <... mmap resumed>) = 0x7f3056600000 [pid 5843] <... munmap resumed>) = 0 [pid 5840] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5847] <... memfd_create resumed>) = 3 [pid 5846] <... futex resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR [pid 5840] <... futex resumed>) = 1 [pid 5839] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5847] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5846] memfd_create("syzkaller", 0 [pid 5845] write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536 [pid 5843] <... openat resumed>) = 4 [pid 5840] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eb12990, parent_tid=0x7f305eb12990, exit_signal=0, stack=0x7f305eaf2000, stack_size=0x20300, tls=0x7f305eb126c0} [pid 5847] <... mmap resumed>) = 0x7f3056600000 [pid 5843] ioctl(4, LOOP_SET_FD, 3./strace-static-x86_64: Process 5848 attached [pid 5847] write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536 [pid 5846] <... memfd_create resumed>) = 3 [pid 5845] <... write resumed>) = 65536 [pid 5848] rseq(0x7f305eb12fe0, 0x20, 0, 0x53053053 [pid 5846] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5839] <... clone3 resumed> => {parent_tid=[5848]}, 88) = 5848 [pid 5845] munmap(0x7f3056600000, 138412032) = 0 [pid 5839] rt_sigprocmask(SIG_SETMASK, [], [pid 5846] <... mmap resumed>) = 0x7f3056600000 [pid 5848] <... rseq resumed>) = 0 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5845] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5845] ioctl(4, LOOP_SET_FD, 3 [pid 5848] set_robust_list(0x7f305eb129a0, 24 [pid 5847] <... write resumed>) = 65536 [pid 5846] write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536 [pid 5843] <... ioctl resumed>) = 0 [pid 5839] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... set_robust_list resumed>) = 0 [pid 5847] munmap(0x7f3056600000, 138412032 [pid 5848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5847] <... munmap resumed>) = 0 [pid 5846] <... write resumed>) = 65536 [pid 5839] <... futex resumed>) = 0 [pid 5843] close(3 [pid 5839] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5848] memfd_create("syzkaller", 0 [pid 5847] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] munmap(0x7f3056600000, 138412032 [pid 5843] <... close resumed>) = 0 [pid 5848] <... memfd_create resumed>) = 3 [pid 5847] <... openat resumed>) = 4 [pid 5843] close(4 [pid 5845] <... ioctl resumed>) = 0 [pid 5848] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0 [pid 5847] ioctl(4, LOOP_SET_FD, 3 [pid 5846] <... munmap resumed>) = 0 [pid 5843] <... close resumed>) = 0 [pid 5848] <... mmap resumed>) = 0x7f3056600000 [pid 5845] close(3) = 0 [pid 5845] close(4) = 0 [pid 5845] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5848] write(3, "\xb5\x84\x31\x7b\xb6\x84\x31\x7b\xb7\x84\x31\x7b\xb8\x84\x31\x7b\xb9\x84\x31\x7b\xba\x84\x31\x7b\xbb\x84\x31\x7b\xbc\x84\x31\x7b\xbd\x84\x31\x7b\xbe\x84\x31\x7b\xbf\x84\x31\x7b\xc0\x84\x31\x7b\xc1\x84\x31\x7b\xc2\x84\x31\x7b\xc3\x84\x31\x7b\xc4\x84\x31\x7b\xc5\x84\x31\x7b\xc6\x84\x31\x7b\xc7\x84\x31\x7b\xc8\x84\x31\x7b\xc9\x84\x31\x7b\xca\x84\x31\x7b\xcb\x84\x31\x7b\xcc\x84\x31\x7b\xcd\x84\x31\x7b"..., 65536 [pid 5845] <... mkdir resumed>) = 0 [pid 5843] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5845] mount("/dev/loop0", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "sysv", MS_SILENT|MS_RELATIME|MS_STRICTATIME, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5843] <... mkdir resumed>) = 0 [pid 5843] mount("/dev/loop1", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "sysv", MS_SILENT|MS_RELATIME|MS_STRICTATIME, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = 4 [pid 5846] ioctl(4, LOOP_SET_FD, 3 [pid 5848] <... write resumed>) = 65536 [ 62.030149][ T5843] loop1: detected capacity change from 0 to 128 [ 62.046878][ T5845] loop0: detected capacity change from 0 to 128 [ 62.069981][ T5847] loop4: detected capacity change from 0 to 128 [pid 5848] munmap(0x7f3056600000, 138412032 [pid 5847] <... ioctl resumed>) = 0 [pid 5845] <... mount resumed>) = 0 [pid 5843] <... mount resumed>) = 0 [pid 5848] <... munmap resumed>) = 0 [pid 5847] close(3 [pid 5845] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5847] <... close resumed>) = 0 [pid 5845] <... openat resumed>) = 3 [pid 5847] close(4 [pid 5845] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5847] <... close resumed>) = 0 [pid 5845] <... chdir resumed>) = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR [pid 5847] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5843] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5848] <... openat resumed>) = 4 [pid 5847] <... mkdir resumed>) = 0 [pid 5845] openat(AT_FDCWD, "/dev/loop0", O_RDWR [pid 5848] ioctl(4, LOOP_SET_FD, 3 [pid 5847] mount("/dev/loop4", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "sysv", MS_SILENT|MS_RELATIME|MS_STRICTATIME, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5845] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5843] <... openat resumed>) = 3 [pid 5843] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5845] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] <... chdir resumed>) = 0 [pid 5843] openat(AT_FDCWD, "/dev/loop1", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5843] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5843] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... ioctl resumed>) = 0 [pid 5845] <... futex resumed>) = 1 [pid 5838] <... futex resumed>) = 0 [pid 5837] <... futex resumed>) = 0 [pid 5848] <... ioctl resumed>) = 0 [pid 5847] <... mount resumed>) = 0 [pid 5845] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY [pid 5846] close(3 [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = 0 [pid 5838] <... futex resumed>) = 0 [pid 5837] <... futex resumed>) = 1 [pid 5848] close(3 [pid 5847] <... openat resumed>) = 3 [pid 5846] <... close resumed>) = 0 [pid 5843] open(".", O_RDONLY [pid 5838] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5837] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5845] open(".", O_RDONLY [pid 5848] <... close resumed>) = 0 [pid 5847] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5846] close(4 [pid 5845] <... open resumed>) = 4 [pid 5843] <... open resumed>) = 4 [pid 5848] close(4 [pid 5847] <... chdir resumed>) = 0 [pid 5846] <... close resumed>) = 0 [pid 5845] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5843] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... close resumed>) = 0 [pid 5847] openat(AT_FDCWD, "/dev/loop4", O_RDWR [pid 5846] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5845] <... futex resumed>) = 1 [pid 5843] <... futex resumed>) = 1 [pid 5838] <... futex resumed>) = 0 [pid 5837] <... futex resumed>) = 0 [pid 5848] mkdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", 0777 [pid 5847] <... openat resumed>) = -1 EBUSY (Device or resource busy) [pid 5846] <... mkdir resumed>) = 0 [pid 5845] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5843] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5838] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... mkdir resumed>) = 0 [pid 5847] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5846] mount("/dev/loop2", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "sysv", MS_SILENT|MS_RELATIME|MS_STRICTATIME, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5845] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 62.086780][ T5846] loop2: detected capacity change from 0 to 128 [ 62.101730][ T5848] loop3: detected capacity change from 0 to 128 [pid 5838] <... futex resumed>) = 0 [pid 5837] <... futex resumed>) = 0 [pid 5847] <... futex resumed>) = 1 [pid 5845] rename("./file1", "./file0/file0" [pid 5843] rename("./file1", "./file0/file0" [pid 5841] <... futex resumed>) = 0 [pid 5838] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5837] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] mount("/dev/loop3", "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", "sysv", MS_SILENT|MS_RELATIME|MS_STRICTATIME, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f" [pid 5847] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5841] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5841] <... futex resumed>) = 0 [pid 5841] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5847] open(".", O_RDONLY) = 4 [pid 5847] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5841] <... futex resumed>) = 0 [pid 5847] rename("./file1", "./file0/file0" [ 62.128838][ T5845] syz-executor318: attempt to access beyond end of device [ 62.128838][ T5845] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 62.147842][ T5847] syz-executor318: attempt to access beyond end of device [ 62.147842][ T5847] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 62.148160][ T5843] syz-executor318: attempt to access beyond end of device [ 62.148160][ T5843] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [pid 5841] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5841] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5848] <... mount resumed>) = 0 [pid 5848] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5848] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5848] openat(AT_FDCWD, "/dev/loop3", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5848] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5848] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5846] <... mount resumed>) = 0 [pid 5846] openat(AT_FDCWD, "\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f", O_RDONLY|O_DIRECTORY) = 3 [pid 5846] chdir("\x13\x13\x77\xc5\xfc\x35\xd4\x14\x54\xd5\xd4\x1d\x29\xad\x1a\x60\x29\x59\x81\x46\xe6\xbe\x16\x6e\x41\xad\x0d\xbd\x40\x54\x03\x3c\x9f\x33\xbb\xda\x82\x24\xa2\xf3\xd7\x72\xe7\x63\x6e\x48\xb3\x3c\xbf\x70\x83\x72\xe8\xf1\xb9\x93\x3e\xc5\x12\x77\x43\xbe\x22\x06\x20\x9e\xf0\x2d\xf9\xcb\xf2\xf6\xe8\x80\xd3\x38\x2f") = 0 [pid 5846] openat(AT_FDCWD, "/dev/loop2", O_RDWR) = -1 EBUSY (Device or resource busy) [pid 5846] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5846] futex(0x7f305ebed6c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5839] <... futex resumed>) = 0 [pid 5839] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5848] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 1 [pid 5848] open(".", O_RDONLY) = 4 [pid 5848] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5848] rename("./file1", "./file0/file0" [pid 5839] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... futex resumed>) = 0 [pid 5839] <... futex resumed>) = 0 [ 62.166464][ T5847] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 62.176199][ T5843] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 62.194165][ T5843] syz-executor318: attempt to access beyond end of device [ 62.194165][ T5843] loop1: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 62.204787][ T5848] syz-executor318: attempt to access beyond end of device [ 62.204787][ T5848] loop3: rw=0, sector=6491536, nr_sectors = 2 limit=128 [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5839] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5841] futex(0x7f305ebed6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5840] <... futex resumed>) = 1 [pid 5840] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5846] <... futex resumed>) = 0 [pid 5837] futex(0x7f305ebed6dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5841] <... futex resumed>) = 0 [pid 5841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f305ead1000 [pid 5841] mprotect(0x7f305ead2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5841] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eaf1990, parent_tid=0x7f305eaf1990, exit_signal=0, stack=0x7f305ead1000, stack_size=0x20300, tls=0x7f305eaf16c0} => {parent_tid=[5850]}, 88) = 5850 [pid 5837] <... futex resumed>) = 0 [pid 5841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5846] open(".", O_RDONLY [pid 5837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5841] futex(0x7f305ebed6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5841] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5838] futex(0x7f305ebed6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f305ead1000 ./strace-static-x86_64: Process 5850 attached [pid 5838] mprotect(0x7f305ead2000, 131072, PROT_READ|PROT_WRITE [pid 5850] rseq(0x7f305eaf1fe0, 0x20, 0, 0x53053053 [pid 5838] <... mprotect resumed>) = 0 [pid 5850] <... rseq resumed>) = 0 [pid 5838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5850] set_robust_list(0x7f305eaf19a0, 24 [pid 5838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5850] <... set_robust_list resumed>) = 0 [pid 5838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eaf1990, parent_tid=0x7f305eaf1990, exit_signal=0, stack=0x7f305ead1000, stack_size=0x20300, tls=0x7f305eaf16c0} [pid 5850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5838] <... clone3 resumed> => {parent_tid=[5851]}, 88) = 5851 [pid 5850] fdatasync(4 [pid 5838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5838] futex(0x7f305ebed6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5838] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5851 attached [pid 5851] rseq(0x7f305eaf1fe0, 0x20, 0, 0x53053053) = 0 [pid 5851] set_robust_list(0x7f305eaf19a0, 24) = 0 [pid 5851] rt_sigprocmask(SIG_SETMASK, [], [pid 5837] <... mmap resumed>) = 0x7f305ead1000 [pid 5851] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 62.209250][ T5843] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 62.230250][ T5845] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 62.240078][ T5845] syz-executor318: attempt to access beyond end of device [ 62.240078][ T5845] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 62.241790][ T5847] syz-executor318: attempt to access beyond end of device [ 62.241790][ T5847] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 62.255516][ T5845] Buffer I/O error on dev loop0, logical block 8833403, async page read [pid 5837] mprotect(0x7f305ead2000, 131072, PROT_READ|PROT_WRITE [pid 5851] fdatasync(4 [pid 5837] <... mprotect resumed>) = 0 [pid 5846] <... open resumed>) = 4 [pid 5837] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5846] futex(0x7f305ebed6cc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5837] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5846] <... futex resumed>) = 1 [pid 5840] <... futex resumed>) = 0 [ 62.278652][ T5848] Buffer I/O error on dev loop3, logical block 3245768, async page read [ 62.289686][ T5843] syz-executor318: attempt to access beyond end of device [ 62.289686][ T5843] loop1: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 62.290225][ T5847] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 62.304822][ T5848] syz-executor318: attempt to access beyond end of device [ 62.304822][ T5848] loop3: rw=0, sector=17666806, nr_sectors = 2 limit=128 [pid 5837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eaf1990, parent_tid=0x7f305eaf1990, exit_signal=0, stack=0x7f305ead1000, stack_size=0x20300, tls=0x7f305eaf16c0} [pid 5846] rename("./file1", "./file0/file0" [pid 5840] futex(0x7f305ebed6c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5841] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5839] futex(0x7f305ebed6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f305ead1000 [pid 5839] mprotect(0x7f305ead2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5839] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eaf1990, parent_tid=0x7f305eaf1990, exit_signal=0, stack=0x7f305ead1000, stack_size=0x20300, tls=0x7f305eaf16c0} => {parent_tid=[5853]}, 88) = 5853 [pid 5839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5839] futex(0x7f305ebed6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5839] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5853 attached [pid 5853] rseq(0x7f305eaf1fe0, 0x20, 0, 0x53053053) = 0 [pid 5853] set_robust_list(0x7f305eaf19a0, 24) = 0 ./strace-static-x86_64: Process 5852 attached [pid 5853] rt_sigprocmask(SIG_SETMASK, [], [pid 5837] <... clone3 resumed> => {parent_tid=[5852]}, 88) = 5852 [pid 5852] rseq(0x7f305eaf1fe0, 0x20, 0, 0x53053053 [pid 5837] rt_sigprocmask(SIG_SETMASK, [], [pid 5852] <... rseq resumed>) = 0 [pid 5837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] set_robust_list(0x7f305eaf19a0, 24 [pid 5837] futex(0x7f305ebed6d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5837] <... futex resumed>) = 0 [pid 5852] rt_sigprocmask(SIG_SETMASK, [], [pid 5837] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5852] fdatasync(4 [pid 5853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5853] fdatasync(4 [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f305ebed6cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5840] futex(0x7f305ebed6dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f305ead1000 [pid 5840] mprotect(0x7f305ead2000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5840] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f305eaf1990, parent_tid=0x7f305eaf1990, exit_signal=0, stack=0x7f305ead1000, stack_size=0x20300, tls=0x7f305eaf16c0} => {parent_tid=[5854]}, 88) = 5854 [pid 5839] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5840] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 5854 attached [pid 5840] futex(0x7f305ebed6d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5840] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5854] rseq(0x7f305eaf1fe0, 0x20, 0, 0x53053053) = 0 [pid 5854] set_robust_list(0x7f305eaf19a0, 24) = 0 [pid 5854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5854] fdatasync(4 [pid 5837] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 62.314277][ T5846] syz-executor318: attempt to access beyond end of device [ 62.314277][ T5846] loop2: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 62.327777][ T5845] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 62.349787][ T5843] Buffer I/O error on dev loop1, logical block 13269809, async page read [ 62.350484][ T5847] Buffer I/O error on dev loop4, logical block 13269809, async page read [pid 5837] futex(0x7f305ebed6dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out) [pid 5840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5838] exit_group(0) = ? [pid 5841] exit_group(0) = ? [pid 5839] exit_group(0) = ? [pid 5840] exit_group(0) = ? [pid 5837] exit_group(0) = ? [pid 5833] kill(-5837, SIGKILL) = 0 [pid 5833] kill(5837, SIGKILL) = 0 [pid 5834] kill(-5840, SIGKILL [pid 5832] kill(-5838, SIGKILL [pid 5834] <... kill resumed>) = 0 [pid 5832] <... kill resumed>) = 0 [pid 5834] kill(5840, SIGKILL [pid 5832] kill(5838, SIGKILL [pid 5834] <... kill resumed>) = 0 [pid 5832] <... kill resumed>) = 0 [pid 5836] kill(-5841, SIGKILL) = 0 [pid 5836] kill(5841, SIGKILL) = 0 [pid 5835] kill(-5839, SIGKILL) = 0 [pid 5835] kill(5839, SIGKILL) = 0 [pid 5833] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5833] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5833] getdents64(3, 0x55555ac1d730 /* 2 entries */, 32768) = 48 [pid 5836] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5833] getdents64(3, [pid 5836] <... openat resumed>) = 3 [pid 5833] <... getdents64 resumed>0x55555ac1d730 /* 0 entries */, 32768) = 0 [pid 5836] newfstatat(3, "", [pid 5833] close(3 [pid 5836] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5833] <... close resumed>) = 0 [pid 5836] getdents64(3, 0x55555ac1d730 /* 2 entries */, 32768) = 48 [pid 5836] getdents64(3, 0x55555ac1d730 /* 0 entries */, 32768) = 0 [pid 5836] close(3) = 0 [pid 5835] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5835] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5835] getdents64(3, 0x55555ac1d730 /* 2 entries */, 32768) = 48 [pid 5835] getdents64(3, 0x55555ac1d730 /* 0 entries */, 32768) = 0 [pid 5835] close(3) = 0 [pid 5834] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5834] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5834] getdents64(3, 0x55555ac1d730 /* 2 entries */, 32768) = 48 [pid 5834] getdents64(3, 0x55555ac1d730 /* 0 entries */, 32768) = 0 [pid 5834] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5832] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5832] getdents64(3, 0x55555ac1d730 /* 2 entries */, 32768) = 48 [pid 5832] getdents64(3, 0x55555ac1d730 /* 0 entries */, 32768) = 0 [pid 5832] close(3) = 0 [ 81.795137][ T25] cfg80211: failed to load regulatory.db [ 225.143855][ T30] INFO: task syz-executor318:5852 blocked for more than 143 seconds. [ 225.152146][ T30] Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 225.193511][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 225.202235][ T30] task:syz-executor318 state:D stack:29200 pid:5852 tgid:5837 ppid:5833 flags:0x00004006 [ 225.273529][ T30] Call Trace: [ 225.276862][ T30] [ 225.279809][ T30] __schedule+0x189f/0x4c80 [ 225.313536][ T30] ? __pfx___schedule+0x10/0x10 [ 225.318452][ T30] ? __pfx_lock_release+0x10/0x10 [ 225.353504][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 225.359556][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 225.403500][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 225.408680][ T30] ? schedule+0x90/0x320 [ 225.412946][ T30] schedule+0x14b/0x320 [ 225.473513][ T30] schedule_preempt_disabled+0x13/0x30 [ 225.479049][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 225.523507][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 225.529486][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 225.563508][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 225.568619][ T30] down_write+0x1d7/0x220 [ 225.572974][ T30] ? __pfx_down_write+0x10/0x10 [ 225.613509][ T30] ? ptrace_notify+0x279/0x380 [ 225.618349][ T30] ? __fget_files+0x2a/0x410 [ 225.622962][ T30] __generic_file_fsync+0x97/0x1a0 [ 225.693578][ T30] generic_file_fsync+0x70/0xf0 [ 225.698503][ T30] ? __pfx_generic_file_fsync+0x10/0x10 [ 225.733888][ T30] __x64_sys_fdatasync+0xb6/0x110 [ 225.738973][ T30] do_syscall_64+0xf3/0x230 [ 225.773514][ T30] ? clear_bhb_loop+0x35/0x90 [ 225.778271][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 225.813528][ T30] RIP: 0033:0x7f305eb5be09 [ 225.818015][ T30] RSP: 002b:00007f305eaf1218 EFLAGS: 00000246 ORIG_RAX: 000000000000004b [ 225.873517][ T30] RAX: ffffffffffffffda RBX: 00007f305ebed6d8 RCX: 00007f305eb5be09 [ 225.881556][ T30] RDX: 00007f305eb353c6 RSI: 0000000000000000 RDI: 0000000000000004 [ 225.923501][ T30] RBP: 00007f305ebed6d0 R08: 00007ffe83a0fe67 R09: 0000000000000000 [ 225.931533][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 226.003504][ T30] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 226.011552][ T30] [ 226.043509][ T30] INFO: task syz-executor318:5851 blocked for more than 144 seconds. [ 226.051629][ T30] Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 226.083699][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 226.092415][ T30] task:syz-executor318 state:D stack:28912 pid:5851 tgid:5838 ppid:5832 flags:0x00004006 [ 226.147991][ T30] Call Trace: [ 226.151332][ T30] [ 226.173515][ T30] __schedule+0x189f/0x4c80 [ 226.178113][ T30] ? __pfx___schedule+0x10/0x10 [ 226.182994][ T30] ? __pfx_lock_release+0x10/0x10 [ 226.213501][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 226.219549][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 226.253519][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 226.258696][ T30] ? schedule+0x90/0x320 [ 226.262957][ T30] schedule+0x14b/0x320 [ 226.303920][ T30] schedule_preempt_disabled+0x13/0x30 [ 226.309447][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 226.353513][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 226.359484][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 226.393501][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 226.398617][ T30] down_write+0x1d7/0x220 [ 226.402969][ T30] ? __pfx_down_write+0x10/0x10 [ 226.443511][ T30] ? ptrace_notify+0x279/0x380 [ 226.448342][ T30] ? __fget_files+0x2a/0x410 [ 226.452954][ T30] __generic_file_fsync+0x97/0x1a0 [ 226.503518][ T30] generic_file_fsync+0x70/0xf0 [ 226.508439][ T30] ? __pfx_generic_file_fsync+0x10/0x10 [ 226.553500][ T30] __x64_sys_fdatasync+0xb6/0x110 [ 226.558588][ T30] do_syscall_64+0xf3/0x230 [ 226.563117][ T30] ? clear_bhb_loop+0x35/0x90 [ 226.603508][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 226.609471][ T30] RIP: 0033:0x7f305eb5be09 [ 226.643757][ T30] RSP: 002b:00007f305eaf1218 EFLAGS: 00000246 ORIG_RAX: 000000000000004b [ 226.652247][ T30] RAX: ffffffffffffffda RBX: 00007f305ebed6d8 RCX: 00007f305eb5be09 [ 226.725673][ T30] RDX: 00007f305eb353c6 RSI: 0000000000000000 RDI: 0000000000000004 [ 226.763508][ T30] RBP: 00007f305ebed6d0 R08: 00007ffe83a0fe67 R09: 0000000000000000 [ 226.771541][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 226.813508][ T30] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 226.821566][ T30] [ 226.863768][ T30] INFO: task syz-executor318:5853 blocked for more than 145 seconds. [ 226.871894][ T30] Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 226.923563][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 226.955734][ T30] task:syz-executor318 state:D stack:28912 pid:5853 tgid:5839 ppid:5835 flags:0x00004006 [ 227.003553][ T30] Call Trace: [ 227.006889][ T30] [ 227.009836][ T30] __schedule+0x189f/0x4c80 [ 227.043583][ T30] ? __pfx___schedule+0x10/0x10 [ 227.048500][ T30] ? __pfx_lock_release+0x10/0x10 [ 227.083551][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 227.089598][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 227.133514][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 227.138697][ T30] ? schedule+0x90/0x320 [ 227.142960][ T30] schedule+0x14b/0x320 [ 227.183506][ T30] schedule_preempt_disabled+0x13/0x30 [ 227.189025][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 227.233530][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 227.239506][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 227.283520][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 227.288652][ T30] down_write+0x1d7/0x220 [ 227.293005][ T30] ? __pfx_down_write+0x10/0x10 [ 227.333884][ T30] ? ptrace_notify+0x279/0x380 [ 227.338712][ T30] ? __fget_files+0x2a/0x410 [ 227.343324][ T30] __generic_file_fsync+0x97/0x1a0 [ 227.403534][ T30] generic_file_fsync+0x70/0xf0 [ 227.408455][ T30] ? __pfx_generic_file_fsync+0x10/0x10 [ 227.443915][ T30] __x64_sys_fdatasync+0xb6/0x110 [ 227.449005][ T30] do_syscall_64+0xf3/0x230 [ 227.473501][ T30] ? clear_bhb_loop+0x35/0x90 [ 227.478243][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 227.513501][ T30] RIP: 0033:0x7f305eb5be09 [ 227.517971][ T30] RSP: 002b:00007f305eaf1218 EFLAGS: 00000246 ORIG_RAX: 000000000000004b [ 227.553930][ T30] RAX: ffffffffffffffda RBX: 00007f305ebed6d8 RCX: 00007f305eb5be09 [ 227.561956][ T30] RDX: 00007f305eb353c6 RSI: 0000000000000000 RDI: 0000000000000004 [ 227.613521][ T30] RBP: 00007f305ebed6d0 R08: 00007ffe83a0fe67 R09: 0000000000000000 [ 227.621556][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 227.693508][ T30] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 227.701560][ T30] [ 227.733536][ T30] INFO: task syz-executor318:5854 blocked for more than 145 seconds. [ 227.741656][ T30] Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 227.793537][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 227.802264][ T30] task:syz-executor318 state:D stack:28848 pid:5854 tgid:5840 ppid:5834 flags:0x00004006 [ 227.873508][ T30] Call Trace: [ 227.876847][ T30] [ 227.879797][ T30] __schedule+0x189f/0x4c80 [ 227.913541][ T30] ? __pfx___schedule+0x10/0x10 [ 227.918473][ T30] ? __pfx_lock_release+0x10/0x10 [ 227.953518][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 227.959581][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 228.003504][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 228.008700][ T30] ? schedule+0x90/0x320 [ 228.012961][ T30] schedule+0x14b/0x320 [ 228.053508][ T30] schedule_preempt_disabled+0x13/0x30 [ 228.059037][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 228.103516][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 228.109494][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 228.163526][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 228.168639][ T30] down_write+0x1d7/0x220 [ 228.173001][ T30] ? __pfx_down_write+0x10/0x10 [ 228.213512][ T30] ? ptrace_notify+0x279/0x380 [ 228.218340][ T30] ? __fget_files+0x2a/0x410 [ 228.222953][ T30] __generic_file_fsync+0x97/0x1a0 [ 228.263805][ T30] generic_file_fsync+0x70/0xf0 [ 228.268729][ T30] ? __pfx_generic_file_fsync+0x10/0x10 [ 228.313505][ T30] __x64_sys_fdatasync+0xb6/0x110 [ 228.318601][ T30] do_syscall_64+0xf3/0x230 [ 228.323133][ T30] ? clear_bhb_loop+0x35/0x90 [ 228.373511][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 228.379474][ T30] RIP: 0033:0x7f305eb5be09 [ 228.413512][ T30] RSP: 002b:00007f305eaf1218 EFLAGS: 00000246 ORIG_RAX: 000000000000004b [ 228.422000][ T30] RAX: ffffffffffffffda RBX: 00007f305ebed6d8 RCX: 00007f305eb5be09 [ 228.483503][ T30] RDX: 00007f305eb353c6 RSI: 0000000000000000 RDI: 0000000000000004 [ 228.491539][ T30] RBP: 00007f305ebed6d0 R08: 00007ffe83a0fe67 R09: 0000000000000000 [ 228.543505][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 228.551549][ T30] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 228.603515][ T30] [ 228.628230][ T30] INFO: task syz-executor318:5850 blocked for more than 146 seconds. [ 228.663595][ T30] Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 228.670755][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 228.723561][ T30] task:syz-executor318 state:D stack:28632 pid:5850 tgid:5841 ppid:5836 flags:0x00004006 [ 228.763557][ T30] Call Trace: [ 228.766897][ T30] [ 228.769910][ T30] __schedule+0x189f/0x4c80 [ 228.813548][ T30] ? __pfx___schedule+0x10/0x10 [ 228.818482][ T30] ? __pfx_lock_release+0x10/0x10 [ 228.853525][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 228.859581][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 228.903777][ T30] ? _raw_spin_lock_irq+0xdf/0x120 [ 228.908968][ T30] ? schedule+0x90/0x320 [ 228.913233][ T30] schedule+0x14b/0x320 [ 228.951162][ T30] schedule_preempt_disabled+0x13/0x30 [ 228.973526][ T30] rwsem_down_write_slowpath+0xeee/0x13b0 [ 228.979309][ T30] ? rwsem_down_write_slowpath+0xa09/0x13b0 [ 229.013984][ T30] ? __pfx_rwsem_down_write_slowpath+0x10/0x10 [ 229.020203][ T30] ? __pfx_lock_acquire+0x10/0x10 [ 229.043517][ T30] down_write+0x1d7/0x220 [ 229.047903][ T30] ? __pfx_down_write+0x10/0x10 [ 229.052773][ T30] ? ptrace_notify+0x279/0x380 [ 229.093522][ T30] ? __fget_files+0x2a/0x410 [ 229.098200][ T30] __generic_file_fsync+0x97/0x1a0 [ 229.103341][ T30] generic_file_fsync+0x70/0xf0 [ 229.163530][ T30] ? __pfx_generic_file_fsync+0x10/0x10 [ 229.169149][ T30] __x64_sys_fdatasync+0xb6/0x110 [ 229.203514][ T30] do_syscall_64+0xf3/0x230 [ 229.208172][ T30] ? clear_bhb_loop+0x35/0x90 [ 229.212875][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 229.263555][ T30] RIP: 0033:0x7f305eb5be09 [ 229.268042][ T30] RSP: 002b:00007f305eaf1218 EFLAGS: 00000246 ORIG_RAX: 000000000000004b [ 229.323510][ T30] RAX: ffffffffffffffda RBX: 00007f305ebed6d8 RCX: 00007f305eb5be09 [ 229.331545][ T30] RDX: 00007f305eb353c6 RSI: 0000000000000000 RDI: 0000000000000004 [ 229.373556][ T30] RBP: 00007f305ebed6d0 R08: 00007ffe83a0fe67 R09: 0000000000000000 [ 229.381606][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 229.453502][ T30] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 229.461566][ T30] [ 229.493542][ T30] [ 229.493542][ T30] Showing all locks held in the system: [ 229.513558][ T30] 1 lock held by khungtaskd/30: [ 229.518453][ T30] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x55/0x2a0 [ 229.573928][ T30] 1 lock held by kswapd0/88: [ 229.578577][ T30] 2 locks held by kswapd1/89: [ 229.583296][ T30] 2 locks held by getty/5584: [ 229.633499][ T30] #0: ffff88803500a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 229.643360][ T30] #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x6a6/0x1e00 [ 229.693561][ T30] 1 lock held by syz-executor318/5843: [ 229.699073][ T30] 1 lock held by syz-executor318/5852: [ 229.733568][ T30] #0: ffff8880781a4180 (&type->i_mutex_dir_key#6){++++}-{4:4}, at: __generic_file_fsync+0x97/0x1a0 [ 229.782507][ T30] 1 lock held by syz-executor318/5845: [ 229.794211][ T30] 1 lock held by syz-executor318/5851: [ 229.799702][ T30] #0: ffff8880780f8180 (&type->i_mutex_dir_key#6){++++}-{4:4}, at: __generic_file_fsync+0x97/0x1a0 [ 229.853583][ T30] 1 lock held by syz-executor318/5848: [ 229.859105][ T30] 1 lock held by syz-executor318/5853: [ 229.883562][ T30] #0: ffff8880781a5140 (&type->i_mutex_dir_key#6){++++}-{4:4}, at: __generic_file_fsync+0x97/0x1a0 [ 229.923507][ T30] 1 lock held by syz-executor318/5846: [ 229.929017][ T30] 1 lock held by syz-executor318/5854: [ 229.973517][ T30] #0: ffff8880781a4c00 (&type->i_mutex_dir_key#6){++++}-{4:4}, at: __generic_file_fsync+0x97/0x1a0 [ 230.023505][ T30] 3 locks held by syz-executor318/5847: [ 230.029103][ T30] 1 lock held by syz-executor318/5850: [ 230.073566][ T30] #0: ffff8880781a46c0 (&type->i_mutex_dir_key#6){++++}-{4:4}, at: __generic_file_fsync+0x97/0x1a0 [ 230.113569][ T30] [ 230.115940][ T30] ============================================= [ 230.115940][ T30] [ 230.153569][ T30] NMI backtrace for cpu 1 [ 230.153596][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 230.153623][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 230.153633][ T30] Call Trace: [ 230.153640][ T30] [ 230.153648][ T30] dump_stack_lvl+0x241/0x360 [ 230.153673][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 230.153699][ T30] ? __pfx__printk+0x10/0x10 [ 230.153734][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 230.153761][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 230.153780][ T30] ? _printk+0xd5/0x120 [ 230.153803][ T30] ? __pfx__printk+0x10/0x10 [ 230.153827][ T30] ? __wake_up_klogd+0xcc/0x110 [ 230.153847][ T30] ? __pfx__printk+0x10/0x10 [ 230.153871][ T30] ? __rcu_read_unlock+0xa1/0x110 [ 230.153893][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 230.153915][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 230.153939][ T30] watchdog+0xff6/0x1040 [ 230.153961][ T30] ? watchdog+0x1ea/0x1040 [ 230.153986][ T30] ? __pfx_watchdog+0x10/0x10 [ 230.154007][ T30] kthread+0x7a9/0x920 [ 230.154027][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154050][ T30] ? __pfx_watchdog+0x10/0x10 [ 230.154071][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154090][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154115][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154135][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 230.154155][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 230.154177][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154199][ T30] ret_from_fork+0x4b/0x80 [ 230.154219][ T30] ? __pfx_kthread+0x10/0x10 [ 230.154241][ T30] ret_from_fork_asm+0x1a/0x30 [ 230.154271][ T30] [ 230.154278][ T30] Sending NMI from CPU 1 to CPUs 0: [ 230.322725][ C0] NMI backtrace for cpu 0 [ 230.322740][ C0] CPU: 0 UID: 0 PID: 5843 Comm: syz-executor318 Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 230.322760][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 230.322770][ C0] RIP: 0010:__lock_acquire+0x55/0x2100 [ 230.322797][ C0] Code: c7 c0 90 e4 1a 90 48 c1 e8 03 48 be 00 00 00 00 00 fc ff df 0f b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 3b 53 80 0e 00 <0f> 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 80 [ 230.322811][ C0] RSP: 0018:ffffc90003f5ef90 EFLAGS: 00000002 [ 230.322826][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 230.322836][ C0] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ffffffff8ea36f60 [ 230.322848][ C0] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 230.322857][ C0] R10: dffffc0000000000 R11: fffffbfff203563f R12: ffff888031f65a00 [ 230.322870][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8ea36f60 [ 230.322881][ C0] FS: 00007f305eb126c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 230.322895][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 230.322906][ C0] CR2: 000056147d6dd680 CR3: 0000000030b40000 CR4: 00000000003526f0 [ 230.322921][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 230.322930][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 230.322941][ C0] Call Trace: [ 230.322946][ C0] [ 230.322953][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 230.322973][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 230.322994][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 230.323019][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 230.323038][ C0] ? nmi_handle+0x14f/0x5a0 [ 230.323060][ C0] ? nmi_handle+0x2a/0x5a0 [ 230.323081][ C0] ? __lock_acquire+0x55/0x2100 [ 230.323101][ C0] ? default_do_nmi+0x63/0x160 [ 230.323120][ C0] ? exc_nmi+0x123/0x1f0 [ 230.323137][ C0] ? end_repeat_nmi+0xf/0x53 [ 230.323163][ C0] ? __lock_acquire+0x55/0x2100 [ 230.323183][ C0] ? __lock_acquire+0x55/0x2100 [ 230.323203][ C0] ? __lock_acquire+0x55/0x2100 [ 230.323222][ C0] [ 230.323228][ C0] [ 230.323233][ C0] ? folio_contains+0x201/0x2a0 [ 230.323252][ C0] ? __asan_memset+0x23/0x50 [ 230.323271][ C0] ? folio_unlock+0x10e/0x170 [ 230.323287][ C0] lock_acquire+0x1ed/0x550 [ 230.323306][ C0] ? prepare_alloc_pages+0x147/0x5b0 [ 230.323327][ C0] ? sysv_inode_by_name+0x98/0x2a0 [ 230.323350][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 230.323369][ C0] ? __bread_gfp+0x3c3/0x400 [ 230.323385][ C0] ? get_branch+0x5b6/0x6e0 [ 230.323410][ C0] fs_reclaim_acquire+0x88/0x130 [ 230.323434][ C0] ? prepare_alloc_pages+0x147/0x5b0 [ 230.323456][ C0] prepare_alloc_pages+0x147/0x5b0 [ 230.323477][ C0] __alloc_frozen_pages_noprof+0x16f/0x710 [ 230.323497][ C0] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 230.323525][ C0] alloc_pages_mpol+0x30e/0x550 [ 230.323550][ C0] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 230.323572][ C0] ? xas_load+0x59b/0x5c0 [ 230.323597][ C0] alloc_pages_noprof+0x121/0x190 [ 230.323621][ C0] folio_alloc_noprof+0x1e/0x30 [ 230.323635][ C0] filemap_alloc_folio_noprof+0xe1/0x540 [ 230.323654][ C0] ? __pfx_filemap_alloc_folio_noprof+0x10/0x10 [ 230.323670][ C0] ? filemap_read_folio+0x30a/0x3b0 [ 230.323688][ C0] ? __pfx_sysv_read_folio+0x10/0x10 [ 230.323710][ C0] ? __filemap_get_folio+0x848/0x940 [ 230.323727][ C0] ? kasan_check_range+0x70/0x290 [ 230.323751][ C0] do_read_cache_folio+0x2fd/0x5b0 [ 230.323770][ C0] ? __pfx_sysv_read_folio+0x10/0x10 [ 230.323792][ C0] sysv_find_entry+0x16c/0x590 [ 230.323817][ C0] sysv_inode_by_name+0x98/0x2a0 [ 230.323838][ C0] ? __pfx_sysv_inode_by_name+0x10/0x10 [ 230.323862][ C0] sysv_lookup+0x6b/0xe0 [ 230.323883][ C0] __lookup_slow+0x28c/0x3f0 [ 230.323902][ C0] ? __pfx___lookup_slow+0x10/0x10 [ 230.323922][ C0] ? try_to_unlazy+0x35c/0x5b0 [ 230.323941][ C0] lookup_slow+0x53/0x70 [ 230.323958][ C0] link_path_walk+0x99b/0xea0 [ 230.323979][ C0] __filename_parentat+0x2a7/0x740 [ 230.323996][ C0] ? kernel_text_address+0xa7/0xe0 [ 230.324022][ C0] ? __pfx___filename_parentat+0x10/0x10 [ 230.324048][ C0] ? __lock_acquire+0x1397/0x2100 [ 230.324071][ C0] do_renameat2+0x3b8/0x13f0 [ 230.324099][ C0] ? __virt_addr_valid+0x183/0x530 [ 230.324124][ C0] ? __pfx_do_renameat2+0x10/0x10 [ 230.324148][ C0] ? __virt_addr_valid+0x183/0x530 [ 230.324169][ C0] ? __virt_addr_valid+0x45f/0x530 [ 230.324191][ C0] ? __phys_addr_symbol+0x2f/0x70 [ 230.324214][ C0] ? strncpy_from_user+0x152/0x270 [ 230.324237][ C0] ? getname_flags+0x1e3/0x540 [ 230.324254][ C0] __x64_sys_rename+0x82/0x90 [ 230.324276][ C0] do_syscall_64+0xf3/0x230 [ 230.324291][ C0] ? clear_bhb_loop+0x35/0x90 [ 230.324313][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 230.324333][ C0] RIP: 0033:0x7f305eb5be09 [ 230.324348][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 230.324361][ C0] RSP: 002b:00007f305eb12218 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 230.324377][ C0] RAX: ffffffffffffffda RBX: 00007f305ebed6c8 RCX: 00007f305eb5be09 [ 230.324389][ C0] RDX: ffffffffffffffb0 RSI: 0000000020000000 RDI: 0000000020000040 [ 230.324400][ C0] RBP: 00007f305ebed6c0 R08: 0000000000000000 R09: 0000000000000000 [ 230.324410][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f305ebb0160 [ 230.324421][ C0] R13: 0030656c69662f30 R14: 2f30656c69662f2e R15: 0031656c69662f2e [ 230.324444][ C0] [ 230.933543][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 230.940450][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc3-next-20241220-syzkaller #0 [ 230.950455][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 230.960526][ T30] Call Trace: [ 230.963824][ T30] [ 230.966762][ T30] dump_stack_lvl+0x241/0x360 [ 230.971468][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 230.976693][ T30] ? __pfx__printk+0x10/0x10 [ 230.981309][ T30] ? vscnprintf+0x5d/0x90 [ 230.985652][ T30] panic+0x349/0x880 [ 230.989581][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 230.995755][ T30] ? __pfx_panic+0x10/0x10 [ 231.000186][ T30] ? tick_nohz_tick_stopped+0x82/0xb0 [ 231.005572][ T30] ? __irq_work_queue_local+0x137/0x410 [ 231.011134][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 231.016523][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320 [ 231.022693][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320 [ 231.028866][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320 [ 231.035036][ T30] watchdog+0x1035/0x1040 [ 231.039388][ T30] ? watchdog+0x1ea/0x1040 [ 231.043827][ T30] ? __pfx_watchdog+0x10/0x10 [ 231.048519][ T30] kthread+0x7a9/0x920 [ 231.052602][ T30] ? __pfx_kthread+0x10/0x10 [ 231.057208][ T30] ? __pfx_watchdog+0x10/0x10 [ 231.061897][ T30] ? __pfx_kthread+0x10/0x10 [ 231.066501][ T30] ? __pfx_kthread+0x10/0x10 [ 231.071108][ T30] ? __pfx_kthread+0x10/0x10 [ 231.075711][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 231.080926][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 231.086141][ T30] ? __pfx_kthread+0x10/0x10 [ 231.090749][ T30] ret_from_fork+0x4b/0x80 [ 231.095178][ T30] ? __pfx_kthread+0x10/0x10 [ 231.099784][ T30] ret_from_fork_asm+0x1a/0x30 [ 231.104574][ T30] [ 231.107866][ T30] Kernel Offset: disabled [ 231.112181][ T30] Rebooting in 86400 seconds..