./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2156759378 <...> Warning: Permanently added '10.128.0.108' (ED25519) to the list of known hosts. execve("./syz-executor2156759378", ["./syz-executor2156759378"], 0x7ffe6d54e9e0 /* 10 vars */) = 0 brk(NULL) = 0x55555743d000 brk(0x55555743dd40) = 0x55555743dd40 arch_prctl(ARCH_SET_FS, 0x55555743d3c0) = 0 set_tid_address(0x55555743d690) = 5019 set_robust_list(0x55555743d6a0, 24) = 0 rseq(0x55555743dce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2156759378", 4096) = 28 getrandom("\x36\x84\xf0\x8e\x0b\xe9\xa3\xb0", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555743dd40 brk(0x55555745ed40) = 0x55555745ed40 brk(0x55555745f000) = 0x55555745f000 mprotect(0x7fa92365f000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 mkdir("./syzkaller.BOFvaE", 0700) = 0 chmod("./syzkaller.BOFvaE", 0777) = 0 chdir("./syzkaller.BOFvaE") = 0 mkdir("./0", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5020 [ 78.367230][ T26] audit: type=1400 audit(1690699963.373:83): avc: denied { write } for pid=5016 comm="strace-static-x" path="pipe:[30162]" dev="pipefs" ino=30162 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 ./strace-static-x86_64: Process 5020 attached [pid 5020] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5020] chdir("./0") = 0 [pid 5020] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5020] setpgid(0, 0) = 0 [pid 5020] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5020] write(3, "1000", 4) = 4 [pid 5020] close(3) = 0 [pid 5020] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5020] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5020] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5020] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5020] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0} => {parent_tid=[5022]}, 88) = 5022 [pid 5020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5020] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5020] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5022 attached [ 78.398630][ T26] audit: type=1400 audit(1690699963.403:84): avc: denied { execmem } for pid=5019 comm="syz-executor215" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 78.425652][ T26] audit: type=1400 audit(1690699963.403:85): avc: denied { read write } for pid=5019 comm="syz-executor215" name="loop0" dev="devtmpfs" ino=648 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [pid 5022] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5022] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5022] memfd_create("syzkaller", 0) = 3 [pid 5022] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [ 78.451475][ T26] audit: type=1400 audit(1690699963.403:86): avc: denied { open } for pid=5019 comm="syz-executor215" path="/dev/loop0" dev="devtmpfs" ino=648 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 78.477156][ T26] audit: type=1400 audit(1690699963.403:87): avc: denied { ioctl } for pid=5019 comm="syz-executor215" path="/dev/loop0" dev="devtmpfs" ino=648 ioctlcmd=0x4c01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 78.484406][ T5022] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5022 'syz-executor215' [pid 5022] 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"..., 16777216) = 16777216 [pid 5022] munmap(0x7fa91b174000, 16777216) = 0 [pid 5022] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5022] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5022] close(3) = 0 [pid 5022] mkdir("./file0", 0777) = 0 [ 78.734138][ T5022] loop0: detected capacity change from 0 to 32768 [ 78.747262][ T26] audit: type=1400 audit(1690699963.753:88): avc: denied { mounton } for pid=5020 comm="syz-executor215" path="/root/syzkaller.BOFvaE/0/file0" dev="sda1" ino=1930 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [pid 5022] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5022] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5022] chdir("./file0") = 0 [pid 5022] ioctl(4, LOOP_CLR_FD) = 0 [pid 5022] close(4) = 0 [pid 5022] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5020] <... futex resumed>) = 0 [pid 5022] mkdir(".", 0777 [pid 5020] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5022] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5020] <... futex resumed>) = 0 [pid 5020] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5020] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa91c153000 [pid 5020] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5020] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5020] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0}./strace-static-x86_64: Process 5023 attached => {parent_tid=[5023]}, 88) = 5023 [pid 5020] rt_sigprocmask(SIG_SETMASK, [], [pid 5022] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, "" [pid 5020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5023] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053 [pid 5020] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5020] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5023] <... rseq resumed>) = 0 [pid 5023] set_robust_list(0x7fa91c1739a0, 24) = 0 [pid 5023] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5023] open("./file0", O_RDONLY) = 4 [pid 5023] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5020] <... futex resumed>) = 0 [pid 5020] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5020] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5022] <... mount resumed>) = 0 [pid 5022] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5 [pid 5022] chdir(".") = 0 [pid 5022] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5022] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5023] getdents(4, 0x20000100 /* 2 entries */, 76) = 48 [pid 5023] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5020] <... futex resumed>) = 0 [pid 5023] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5020] exit_group(0) = ? [pid 5023] <... futex resumed>) = ? [pid 5022] <... futex resumed>) = ? [pid 5023] +++ exited with 0 +++ [pid 5022] +++ exited with 0 +++ [pid 5020] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5020, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=25 /* 0.25 s */} --- umount2("./0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555743e730 /* 4 entries */, 32768) = 112 umount2("./0/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 78.782683][ T26] audit: type=1400 audit(1690699963.783:89): avc: denied { mount } for pid=5020 comm="syz-executor215" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 78.807575][ T26] audit: type=1400 audit(1690699963.813:90): avc: denied { remount } for pid=5020 comm="syz-executor215" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 newfstatat(AT_FDCWD, "./0/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./0/binderfs") = 0 [ 78.860043][ T26] audit: type=1400 audit(1690699963.863:91): avc: denied { unmount } for pid=5019 comm="syz-executor215" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./0/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./0/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./0/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x555557446770 /* 2 entries */, 32768) = 48 getdents64(4, 0x555557446770 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./0/file0") = 0 getdents64(3, 0x55555743e730 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./0") = 0 mkdir("./1", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5024 ./strace-static-x86_64: Process 5024 attached [pid 5024] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5024] chdir("./1") = 0 [pid 5024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5024] setpgid(0, 0) = 0 [pid 5024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5024] write(3, "1000", 4) = 4 [pid 5024] close(3) = 0 [pid 5024] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5024] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5024] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5024] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0}./strace-static-x86_64: Process 5025 attached [pid 5025] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5025] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5025] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5024] <... clone3 resumed> => {parent_tid=[5025]}, 88) = 5025 [pid 5024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5024] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5025] <... futex resumed>) = 0 [pid 5024] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000} [pid 5025] memfd_create("syzkaller", 0) = 3 [pid 5025] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [pid 5025] 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"..., 16777216) = 16777216 [pid 5025] munmap(0x7fa91b174000, 16777216) = 0 [pid 5025] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5025] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5025] close(3) = 0 [pid 5025] mkdir("./file0", 0777) = 0 [pid 5025] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5025] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5025] chdir("./file0") = 0 [pid 5025] ioctl(4, LOOP_CLR_FD) = 0 [pid 5025] close(4) = 0 [pid 5025] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5024] <... futex resumed>) = 0 [pid 5025] mkdir(".", 0777 [pid 5024] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5025] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5024] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5025] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, "" [pid 5024] <... futex resumed>) = 0 [pid 5024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa91c153000 [pid 5024] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0}./strace-static-x86_64: Process 5026 attached [pid 5026] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053) = 0 [pid 5026] set_robust_list(0x7fa91c1739a0, 24) = 0 [pid 5024] <... clone3 resumed> => {parent_tid=[5026]}, 88) = 5026 [pid 5026] rt_sigprocmask(SIG_SETMASK, [], [pid 5024] rt_sigprocmask(SIG_SETMASK, [], [pid 5026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5026] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5026] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5024] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5024] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5026] open("./file0", O_RDONLY) = 4 [pid 5026] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] <... futex resumed>) = 0 [pid 5024] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5024] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5026] <... futex resumed>) = 1 [pid 5026] getdents(4, 0x20000100 /* 2 entries */, 76) = 48 [pid 5026] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5024] <... futex resumed>) = 0 [pid 5026] <... futex resumed>) = 1 [pid 5026] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5025] <... mount resumed>) = 0 [ 79.229153][ T5025] loop0: detected capacity change from 0 to 32768 [ 79.246541][ T26] audit: type=1400 audit(1690699964.253:92): avc: denied { append } for pid=4450 comm="syslogd" name="messages" dev="tmpfs" ino=3 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [pid 5025] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5 [pid 5025] chdir(".") = 0 [pid 5025] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5025] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5024] exit_group(0 [pid 5026] <... futex resumed>) = ? [pid 5025] <... futex resumed>) = ? [pid 5024] <... exit_group resumed>) = ? [pid 5026] +++ exited with 0 +++ [pid 5025] +++ exited with 0 +++ [pid 5024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5024, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=22 /* 0.22 s */} --- umount2("./1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555743e730 /* 4 entries */, 32768) = 112 umount2("./1/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./1/binderfs") = 0 umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./1/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./1/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./1/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x555557446770 /* 2 entries */, 32768) = 48 getdents64(4, 0x555557446770 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./1/file0") = 0 getdents64(3, 0x55555743e730 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./1") = 0 mkdir("./2", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5027 ./strace-static-x86_64: Process 5027 attached [pid 5027] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5027] chdir("./2") = 0 [pid 5027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5027] setpgid(0, 0) = 0 [pid 5027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5027] write(3, "1000", 4) = 4 [pid 5027] close(3) = 0 [pid 5027] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5027] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5027] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5027] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0} => {parent_tid=[5028]}, 88) = 5028 [pid 5027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5027] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5027] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5028 attached [pid 5028] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5028] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5028] memfd_create("syzkaller", 0) = 3 [pid 5028] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [pid 5028] 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"..., 16777216) = 16777216 [pid 5028] munmap(0x7fa91b174000, 16777216) = 0 [pid 5028] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5028] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5028] close(3) = 0 [pid 5028] mkdir("./file0", 0777) = 0 [pid 5028] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5028] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5028] chdir("./file0") = 0 [pid 5028] ioctl(4, LOOP_CLR_FD) = 0 [pid 5028] close(4) = 0 [pid 5028] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5027] <... futex resumed>) = 0 [pid 5028] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5027] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5028] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5028] mkdir(".", 0777) = -1 EEXIST (File exists) [pid 5028] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, "" [pid 5027] <... futex resumed>) = 0 [pid 5027] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa91c153000 [pid 5027] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0} => {parent_tid=[5029]}, 88) = 5029 [pid 5027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5027] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5027] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] <... mount resumed>) = 0 [pid 5028] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY./strace-static-x86_64: Process 5029 attached [pid 5029] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053 [pid 5028] <... openat resumed>) = 4 [pid 5028] chdir(".") = 0 [pid 5028] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5028] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5029] <... rseq resumed>) = 0 [pid 5029] set_robust_list(0x7fa91c1739a0, 24) = 0 [pid 5029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5029] open("./file0", O_RDONLY) = 5 [pid 5029] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5027] <... futex resumed>) = 0 [pid 5029] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [ 79.695992][ T5028] loop0: detected capacity change from 0 to 32768 [pid 5027] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5028] <... futex resumed>) = 0 [pid 5027] <... futex resumed>) = 1 [pid 5028] getdents(5, [pid 5027] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5028] <... getdents resumed>0x20000100 /* 2 entries */, 76) = 48 [pid 5028] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5027] <... futex resumed>) = 0 [pid 5028] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5027] exit_group(0 [pid 5029] <... futex resumed>) = ? [pid 5028] <... futex resumed>) = ? [pid 5027] <... exit_group resumed>) = ? [pid 5029] +++ exited with 0 +++ [pid 5028] +++ exited with 0 +++ [pid 5027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5027, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=23 /* 0.23 s */} --- umount2("./2", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555743e730 /* 4 entries */, 32768) = 112 umount2("./2/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./2/binderfs") = 0 umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./2/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./2/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./2/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x555557446770 /* 2 entries */, 32768) = 48 getdents64(4, 0x555557446770 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./2/file0") = 0 getdents64(3, 0x55555743e730 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./2") = 0 mkdir("./3", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5030 ./strace-static-x86_64: Process 5030 attached [pid 5030] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5030] chdir("./3") = 0 [pid 5030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5030] setpgid(0, 0) = 0 [pid 5030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5030] write(3, "1000", 4) = 4 [pid 5030] close(3) = 0 [pid 5030] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5030] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5030] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0} => {parent_tid=[5031]}, 88) = 5031 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5030] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5031 attached [pid 5031] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5031] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5031] memfd_create("syzkaller", 0) = 3 [pid 5031] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [pid 5031] 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"..., 16777216) = 16777216 [pid 5031] munmap(0x7fa91b174000, 16777216) = 0 [pid 5031] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5031] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5031] close(3) = 0 [pid 5031] mkdir("./file0", 0777) = 0 [pid 5031] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5031] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5031] chdir("./file0") = 0 [pid 5031] ioctl(4, LOOP_CLR_FD) = 0 [pid 5031] close(4) = 0 [pid 5031] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5031] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] <... futex resumed>) = 0 [pid 5030] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5030] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 0 [pid 5031] mkdir(".", 0777 [pid 5030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5031] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5031] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, "" [pid 5030] <... mmap resumed>) = 0x7fa91c153000 [pid 5030] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0} => {parent_tid=[5032]}, 88) = 5032 [pid 5030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5030] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5030] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5031] <... mount resumed>) = 0 [pid 5031] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 4 [pid 5031] chdir("."./strace-static-x86_64: Process 5032 attached ) = 0 [pid 5032] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053) = 0 [pid 5031] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5031] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5032] set_robust_list(0x7fa91c1739a0, 24) = 0 [pid 5032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5032] open("./file0", O_RDONLY) = 5 [pid 5032] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5030] <... futex resumed>) = 0 [pid 5032] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5031] <... futex resumed>) = 0 [pid 5030] <... futex resumed>) = 1 [pid 5031] getdents(5, [pid 5030] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5031] <... getdents resumed>0x20000100 /* 2 entries */, 76) = 48 [pid 5031] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5030] <... futex resumed>) = 0 [pid 5031] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5030] exit_group(0 [pid 5032] <... futex resumed>) = ? [pid 5031] <... futex resumed>) = ? [pid 5030] <... exit_group resumed>) = ? [pid 5032] +++ exited with 0 +++ [pid 5031] +++ exited with 0 +++ [pid 5030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5030, si_uid=0, si_status=0, si_utime=1 /* 0.01 s */, si_stime=22 /* 0.22 s */} --- restart_syscall(<... resuming interrupted clone ...>) = 0 umount2("./3", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555743e730 /* 4 entries */, 32768) = 112 umount2("./3/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 80.097800][ T5031] loop0: detected capacity change from 0 to 32768 unlink("./3/binderfs") = 0 umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./3/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./3/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./3/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x555557446770 /* 2 entries */, 32768) = 48 getdents64(4, 0x555557446770 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./3/file0") = 0 getdents64(3, 0x55555743e730 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./3") = 0 mkdir("./4", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = 0 close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5033 ./strace-static-x86_64: Process 5033 attached [pid 5033] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5033] chdir("./4") = 0 [pid 5033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5033] setpgid(0, 0) = 0 [pid 5033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5033] write(3, "1000", 4) = 4 [pid 5033] close(3) = 0 [pid 5033] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5033] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5033] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0} => {parent_tid=[5034]}, 88) = 5034 [pid 5033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5033] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5034 attached [pid 5034] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5034] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5034] memfd_create("syzkaller", 0) = 3 [pid 5034] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [pid 5034] 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"..., 16777216) = 16777216 [pid 5034] munmap(0x7fa91b174000, 16777216) = 0 [pid 5034] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5034] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5034] close(3) = 0 [pid 5034] mkdir("./file0", 0777) = 0 [pid 5034] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5034] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5034] chdir("./file0") = 0 [pid 5034] ioctl(4, LOOP_CLR_FD) = 0 [pid 5034] close(4) = 0 [pid 5034] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5033] <... futex resumed>) = 0 [pid 5033] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5034] mkdir(".", 0777 [pid 5033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5034] <... mkdir resumed>) = -1 EEXIST (File exists) [pid 5033] <... mmap resumed>) = 0x7fa91c153000 [pid 5034] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, "" [pid 5033] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0} => {parent_tid=[5035]}, 88) = 5035 ./strace-static-x86_64: Process 5035 attached [pid 5033] rt_sigprocmask(SIG_SETMASK, [], [pid 5035] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053 [pid 5033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5035] <... rseq resumed>) = 0 [pid 5033] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5035] set_robust_list(0x7fa91c1739a0, 24 [pid 5033] <... futex resumed>) = 0 [pid 5035] <... set_robust_list resumed>) = 0 [pid 5033] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5035] open("./file0", O_RDONLY [pid 5034] <... mount resumed>) = 0 [pid 5034] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5 [pid 5034] chdir("." [pid 5035] <... open resumed>) = 4 [pid 5034] <... chdir resumed>) = 0 [pid 5035] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5033] <... futex resumed>) = 0 [pid 5035] <... futex resumed>) = 1 [pid 5035] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5034] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5033] <... futex resumed>) = 0 [pid 5034] getdents(4, [pid 5033] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5034] <... getdents resumed>0x20000100 /* 2 entries */, 76) = 48 [pid 5034] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5033] <... futex resumed>) = 0 [pid 5034] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5033] exit_group(0) = ? [pid 5035] <... futex resumed>) = ? [pid 5034] <... futex resumed>) = ? [pid 5035] +++ exited with 0 +++ [pid 5034] +++ exited with 0 +++ [pid 5033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5033, si_uid=0, si_status=0, si_utime=2 /* 0.02 s */, si_stime=23 /* 0.23 s */} --- umount2("./4", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(3, 0x55555743e730 /* 4 entries */, 32768) = 112 [ 80.477784][ T5034] loop0: detected capacity change from 0 to 32768 umount2("./4/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 unlink("./4/binderfs") = 0 umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = 0 umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) newfstatat(AT_FDCWD, "./4/file0", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 umount2("./4/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) openat(AT_FDCWD, "./4/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 newfstatat(4, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 getdents64(4, 0x555557446770 /* 2 entries */, 32768) = 48 getdents64(4, 0x555557446770 /* 0 entries */, 32768) = 0 close(4) = 0 rmdir("./4/file0") = 0 getdents64(3, 0x55555743e730 /* 0 entries */, 32768) = 0 close(3) = 0 rmdir("./4") = 0 mkdir("./5", 0777) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555743d690) = 5036 ./strace-static-x86_64: Process 5036 attached [pid 5036] set_robust_list(0x55555743d6a0, 24) = 0 [pid 5036] chdir("./5") = 0 [pid 5036] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5036] setpgid(0, 0) = 0 [pid 5036] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5036] write(3, "1000", 4) = 4 [pid 5036] close(3) = 0 [pid 5036] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5036] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] rt_sigaction(SIGRT_1, {sa_handler=0x7fa9235fe0b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fa9235ef260}, NULL, 8) = 0 [pid 5036] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa923574000 [pid 5036] mprotect(0x7fa923575000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa923594990, parent_tid=0x7fa923594990, exit_signal=0, stack=0x7fa923574000, stack_size=0x20300, tls=0x7fa9235946c0} => {parent_tid=[5037]}, 88) = 5037 [pid 5036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5036] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] futex(0x7fa9236656cc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5037 attached [pid 5037] rseq(0x7fa923594fe0, 0x20, 0, 0x53053053) = 0 [pid 5037] set_robust_list(0x7fa9235949a0, 24) = 0 [pid 5037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5037] memfd_create("syzkaller", 0) = 3 [pid 5037] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa91b174000 [pid 5037] 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"..., 16777216) = 16777216 [pid 5037] munmap(0x7fa91b174000, 16777216) = 0 [pid 5037] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5037] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5037] close(3) = 0 [pid 5037] mkdir("./file0", 0777) = 0 [pid 5037] mount("/dev/loop0", "./file0", "jfs", MS_NOATIME, "nodiscard,nointegrity,usrquota,integrity,iocharset=iso8859-6,iocharset=iso8859-7,iocharset=cp866,") = 0 [pid 5037] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5037] chdir("./file0") = 0 [pid 5037] ioctl(4, LOOP_CLR_FD) = 0 [pid 5037] close(4) = 0 [pid 5037] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5036] <... futex resumed>) = 0 [pid 5036] futex(0x7fa9236656c8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fa91c153000 [pid 5036] mprotect(0x7fa91c154000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5036] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5036] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fa91c173990, parent_tid=0x7fa91c173990, exit_signal=0, stack=0x7fa91c153000, stack_size=0x20300, tls=0x7fa91c1736c0} => {parent_tid=[5038]}, 88) = 5038 [pid 5036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5036] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5036] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] mkdir(".", 0777) = -1 EEXIST (File exists) [pid 5037] mount(NULL, ".", 0x200000c0, MS_RDONLY|MS_REMOUNT|MS_DIRSYNC|MS_NOATIME|MS_SILENT|MS_I_VERSION|MS_STRICTATIME, ""./strace-static-x86_64: Process 5038 attached [pid 5038] rseq(0x7fa91c173fe0, 0x20, 0, 0x53053053) = 0 [pid 5038] set_robust_list(0x7fa91c1739a0, 24) = 0 [pid 5038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5038] open("./file0", O_RDONLY) = 4 [pid 5038] futex(0x7fa9236656dc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5038] futex(0x7fa9236656d8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] <... futex resumed>) = 0 [ 80.912159][ T5037] loop0: detected capacity change from 0 to 32768 [pid 5036] futex(0x7fa9236656d8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5038] <... futex resumed>) = 0 [pid 5036] <... futex resumed>) = 1 [pid 5038] getdents(4, [pid 5036] futex(0x7fa9236656dc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5037] <... mount resumed>) = 0 [pid 5037] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5 [pid 5037] chdir(".") = 0 [pid 5037] futex(0x7fa9236656cc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5037] futex(0x7fa9236656c8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5036] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 80.959842][ T5038] read_mapping_page failed! [ 80.965723][ T5038] ERROR: (device loop0): txAbort: [ 80.965723][ T5038] [ 80.974510][ T5038] general protection fault, probably for non-canonical address 0xdffffc0000000029: 0000 [#1] PREEMPT SMP KASAN [ 80.986268][ T5038] KASAN: null-ptr-deref in range [0x0000000000000148-0x000000000000014f] [ 80.994686][ T5038] CPU: 0 PID: 5038 Comm: syz-executor215 Not tainted 6.5.0-rc3-syzkaller-00283-g12214540ad87 #0 [ 81.005109][ T5038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 81.015192][ T5038] RIP: 0010:txEnd+0x219/0x5a0 [ 81.019926][ T5038] Code: 5d 73 30 0f 49 8d bc 24 4c 01 00 00 0f b7 ed 48 89 fa 89 2d 49 73 30 0f 48 c1 ea 03 66 89 43 28 48 b8 00 00 00 00 00 fc ff df <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 cb [ 81.039575][ T5038] RSP: 0018:ffffc9000340fb00 EFLAGS: 00010203 [ 81.045687][ T5038] RAX: dffffc0000000000 RBX: ffffc90002681110 RCX: 0000000000000000 [ 81.053664][ T5038] RDX: 0000000000000029 RSI: ffffffff82f54bdd RDI: 000000000000014c [ 81.061642][ T5038] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000000 [ 81.069638][ T5038] R10: 0000000000000000 R11: ffffffff90f0f600 R12: 0000000000000000 [ 81.077634][ T5038] R13: 0000000000000000 R14: ffffffff8cf1f8c0 R15: ffffc90002681112 [ 81.085615][ T5038] FS: 00007fa91c1736c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 81.094566][ T5038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.101178][ T5038] CR2: 00007fa9235ef270 CR3: 000000007cc0d000 CR4: 00000000003506f0 [pid 5036] exit_group(0 [pid 5037] <... futex resumed>) = ? [pid 5036] <... exit_group resumed>) = ? [pid 5037] +++ exited with 0 +++ [ 81.109160][ T5038] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.117147][ T5038] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.125174][ T5038] Call Trace: [ 81.128473][ T5038] [ 81.131414][ T5038] ? die_addr+0x3b/0xa0 [ 81.135590][ T5038] ? exc_general_protection+0x154/0x230 [ 81.141224][ T5038] ? asm_exc_general_protection+0x26/0x30 [ 81.146952][ T5038] ? txEnd+0x1ed/0x5a0 [ 81.151044][ T5038] ? txEnd+0x219/0x5a0 [ 81.155141][ T5038] jfs_readdir+0x280f/0x4320 [ 81.159777][ T5038] ? dtDelete+0x33e0/0x33e0 [ 81.164293][ T5038] ? down_write_killable+0x156/0x250 [ 81.169614][ T5038] ? down_read_interruptible+0x4b0/0x4b0 [ 81.175274][ T5038] iterate_dir+0x201/0x740 [ 81.179796][ T5038] __x64_sys_getdents+0x14f/0x2d0 [ 81.184848][ T5038] ? __ia32_sys_old_readdir+0x1e0/0x1e0 [ 81.190412][ T5038] ? filldir64+0x5d0/0x5d0 [ 81.194846][ T5038] ? lockdep_hardirqs_on+0x7d/0x100 [ 81.200107][ T5038] ? _raw_spin_unlock_irq+0x2e/0x50 [ 81.205337][ T5038] ? ptrace_notify+0xf4/0x130 [ 81.210029][ T5038] do_syscall_64+0x38/0xb0 [ 81.214464][ T5038] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 81.220380][ T5038] RIP: 0033:0x7fa9235d7c99 [ 81.224799][ T5038] 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 [ 81.244419][ T5038] RSP: 002b:00007fa91c173218 EFLAGS: 00000246 ORIG_RAX: 000000000000004e [ 81.252838][ T5038] RAX: ffffffffffffffda RBX: 00007fa9236656d8 RCX: 00007fa9235d7c99 [ 81.260812][ T5038] RDX: 000000000000004c RSI: 0000000020000100 RDI: 0000000000000004 [ 81.268780][ T5038] RBP: 00007fa9236656d0 R08: 0000000000000000 R09: 0000000000000000 [ 81.276754][ T5038] R10: 0000000000000000 R11: 0000000000000246 R12: 0030656c69662f2e [ 81.284726][ T5038] R13: 61746f7571727375 R14: 726765746e696f6e R15: 7261637369646f6e [ 81.292700][ T5038] [ 81.295715][ T5038] Modules linked in: [ 81.299825][ T5038] ---[ end trace 0000000000000000 ]--- [ 81.306059][ T5038] RIP: 0010:txEnd+0x219/0x5a0 [ 81.310827][ T5038] Code: 5d 73 30 0f 49 8d bc 24 4c 01 00 00 0f b7 ed 48 89 fa 89 2d 49 73 30 0f 48 c1 ea 03 66 89 43 28 48 b8 00 00 00 00 00 fc ff df <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 cb [ 81.330550][ T5038] RSP: 0018:ffffc9000340fb00 EFLAGS: 00010203 [ 81.336694][ T5038] RAX: dffffc0000000000 RBX: ffffc90002681110 RCX: 0000000000000000 [ 81.344700][ T5038] RDX: 0000000000000029 RSI: ffffffff82f54bdd RDI: 000000000000014c [ 81.352733][ T5038] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000000 [ 81.360761][ T5038] R10: 0000000000000000 R11: ffffffff90f0f600 R12: 0000000000000000 [ 81.368911][ T5038] R13: 0000000000000000 R14: ffffffff8cf1f8c0 R15: ffffc90002681112 [ 81.376934][ T5038] FS: 00007fa91c1736c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 81.385942][ T5038] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 81.392552][ T5038] CR2: 00007fa9235ef270 CR3: 000000007cc0d000 CR4: 00000000003506f0 [ 81.400585][ T5038] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.408632][ T5038] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.416674][ T5038] Kernel panic - not syncing: Fatal exception [ 81.423160][ T5038] Kernel Offset: disabled [ 81.427497][ T5038] Rebooting in 86400 seconds..