./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3768943051

<...>
Warning: Permanently added '10.128.1.134' (ED25519) to the list of known hosts.
execve("./syz-executor3768943051", ["./syz-executor3768943051"], 0x7ffc1c1f1580 /* 10 vars */) = 0
brk(NULL)                               = 0x55555fbf2000
brk(0x55555fbf2d00)                     = 0x55555fbf2d00
arch_prctl(ARCH_SET_FS, 0x55555fbf2380) = 0
set_tid_address(0x55555fbf2650)         = 5833
set_robust_list(0x55555fbf2660, 24)     = 0
rseq(0x55555fbf2ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3768943051", 4096) = 28
getrandom("\xb7\x99\xb0\xbd\xa8\xeb\x33\x29", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55555fbf2d00
brk(0x55555fc13d00)                     = 0x55555fc13d00
brk(0x55555fc14000)                     = 0x55555fc14000
mprotect(0x7f426e364000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555fbf2650) = 5834
./strace-static-x86_64: Process 5834 attached
[pid  5834] set_robust_list(0x55555fbf2660, 24) = 0
[pid  5834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5834] getppid()                   = 0
[pid  5834] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5834] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5834] unshare(CLONE_NEWNS)        = 0
[pid  5834] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] unshare(CLONE_NEWIPC)       = 0
[pid  5834] unshare(CLONE_NEWCGROUP)    = 0
[pid  5834] unshare(CLONE_NEWUTS)       = 0
[pid  5834] unshare(CLONE_SYSVSEM)      = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "16777216", 8)     = 8
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "536870912", 9)    = 9
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "8192", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024", 4)         = 4
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5834] close(3)                    = 0
[pid  5834] getpid()                    = 1
[pid  5834] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5834] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5834] unshare(CLONE_NEWNET)       = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "0 65535", 7)      = 7
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3
[pid  5834] dup2(3, 200)                = 200
[pid  5834] close(3)                    = 0
[pid  5834] ioctl(200, TUNSETIFF, 0x7ffdea21dce0) = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "0", 1)            = 1
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "0", 1)            = 1
[pid  5834] close(3)                    = 0
[pid  5834] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid  5834] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5834] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5834] close(4)                    = 0
[pid  5834] sendto(3, [{nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x18\x00\x00\x0b\x00\x00\x00\x08\x00\x02\x00\xac\x14\x14\xaa\x08\x00\x01\x00\xac\x14\x14\xaa"], 40, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 40
[pid  5834] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=40, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
[pid  5834] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5834] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5834] close(4)                    = 0
[pid  5834] sendto(3, [{nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x78\x00\x00\x0b\x00\x00\x00\x14\x00\x02\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xaa"], 64, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 64
[pid  5834] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=64, nlmsg_type=0x14 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x500, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
[pid  5834] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5834] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5834] close(4)                    = 0
[pid  5834] sendto(3, [{nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x02\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x08\x00\x01\x00\xac\x14\x14\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 48, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 48
[pid  5834] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=48, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
[pid  5834] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5834] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5834] close(4)                    = 0
[pid  5834] sendto(3, [{nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}, "\x0a\x00\x00\x00\x0b\x00\x00\x00\x80\x00\x00\x00\x14\x00\x01\x00\xfe\x80\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xbb\x0a\x00\x02\x00\xbb\xaa\xaa\xaa\xaa\xaa\x00\x00"], 60, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 60
[pid  5834] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=60, nlmsg_type=0x1c /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|0x600, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
[pid  5834] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5834] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5834] close(4)                    = 0
[pid  5834] sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0a\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\xaa\x00\x00"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44
[pid  5834] recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=1}, {error=0, msg={nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
[pid  5834] close(3)                    = 0
[pid  5834] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
[pid  5834] write(3, "100000", 6)       = 6
[pid  5834] close(3)                    = 0
[pid  5834] mkdir("./syz-tmp", 0777)    = 0
[pid  5834] mount("", "./syz-tmp", "tmpfs", 0, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot", 0777) = 0
[pid  5834] mkdir("./syz-tmp/newroot/dev", 0700) = 0
[pid  5834] mount("/dev", "./syz-tmp/newroot/dev", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot/proc", 0700) = 0
[pid  5834] mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot/selinux", 0700) = 0
[pid  5834] mount("/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mount("/sys/fs/selinux", "./syz-tmp/newroot/selinux", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mkdir("./syz-tmp/newroot/sys", 0700) = 0
[pid  5834] mount("/sys", "./syz-tmp/newroot/sys", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, MS_BIND|MS_REC|MS_PRIVATE, NULL) = 0
[pid  5834] mkdir("./syz-tmp/newroot/syz-inputs", 0700) = 0
[pid  5834] mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, MS_RDONLY|MS_BIND|MS_REC|MS_PRIVATE, NULL) = -1 ENOENT (No such file or directory)
[pid  5834] mkdir("./syz-tmp/pivot", 0777) = 0
[pid  5834] pivot_root("./syz-tmp", "./syz-tmp/pivot") = 0
[pid  5834] chdir("/")                  = 0
[pid  5834] umount2("./pivot", MNT_DETACH) = 0
[pid  5834] chroot("./newroot")         = 0
[pid  5834] chdir("/")                  = 0
[pid  5834] mkdir("/dev/gadgetfs", 0777) = 0
[pid  5834] mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL) = 0
[pid  5834] mkdir("/dev/binderfs", 0777) = 0
[pid  5834] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5834] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5834] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5834] write(1, "executing program\n", 18executing program
) = 18
[pid  5834] memfd_create("syzkaller", 0) = 3
[pid  5834] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4265e00000
[pid  5834] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x02\x08\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x0f\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\xf6\x00\x00\x00\x01\x00\x00\x00\x51\x49\x92\x54\x8e\xa5\x9a\x39\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152
[pid  5834] munmap(0x7f4265e00000, 138412032) = 0
[pid  5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5834] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5834] close(3)                    = 0
[pid  5834] close(4)                    = 0
[pid  5834] mkdir("./bus", 0777)        = 0
[pid  5834] mount("/dev/loop0", "./bus", "ntfs3", 0, "") = 0
[pid  5834] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5834] chdir("./bus")              = 0
[pid  5834] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[   89.824149][ T5834] loop0: detected capacity change from 0 to 4096
[pid  5834] openat(AT_FDCWD, "./bus", O_RDWR|O_CREAT|O_APPEND|O_SYNC, 000) = 4
[pid  5834] mkdir(".", 0777)            = -1 EEXIST (File exists)
[pid  5834] mount(NULL, ".", 0x200000000f40, MS_NOEXEC|MS_SYNCHRONOUS|MS_REMOUNT|MS_NOATIME|MS_MOVE|MS_SILENT|MS_PRIVATE|MS_RELATIME|MS_I_VERSION|MS_STRICTATIME, "") = 0
[pid  5834] openat(AT_FDCWD, ".", O_RDONLY|O_DIRECTORY) = 5
[pid  5834] chdir(".")                  = 0
[pid  5834] open(".", O_RDONLY)         = 6
[pid  5834] fcntl(6, F_NOTIFY, DN_ACCESS|DN_MODIFY|DN_CREATE|DN_DELETE|DN_RENAME|DN_MULTISHOT) = 0
[pid  5834] open("./file0", O_RDONLY|O_CREAT|O_NONBLOCK|O_NOFOLLOW|O_NOATIME, 000) = -1 EINVAL (Invalid argument)
[pid  5834] close(3)                    = 0
[pid  5834] close(4)                    = 0
[pid  5834] close(5)                    = 0
[   89.911388][ T5834] ntfs3(loop0): ino=5, "/" mi_enum_attr
[   89.917123][ T5834] ntfs3(loop0): Mark volume as dirty due to NTFS errors
[pid  5834] close(6)                    = 0
[pid  5834] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5834] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5834] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5834] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5834] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5834] exit_group(1)               = ?
[   90.211964][ T3487] ------------[ cut here ]------------
[   90.217552][ T3487] kernel BUG at fs/notify/dnotify/dnotify.c:134!
[   90.225031][ T3487] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
[   90.231315][ T3487] CPU: 1 UID: 0 PID: 3487 Comm: kworker/u8:7 Not tainted 6.16.0-rc3-next-20250625-syzkaller #0 PREEMPT(full) 
[   90.242939][ T3487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[   90.252995][ T3487] Workqueue: events_unbound fsnotify_mark_destroy_workfn
[   90.260048][ T3487] RIP: 0010:dnotify_free_mark+0x58/0x60
[   90.265594][ T3487] Code: 89 f7 e8 5b 2a db ff 49 83 3e 00 75 17 e8 00 15 77 ff 48 8b 3d 39 f2 72 0b 48 89 de 5b 41 5e e9 ae 63 d0 ff e8 e9 14 77 ff 90 <0f> 0b cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90
[   90.285199][ T3487] RSP: 0018:ffffc9000c89f9a8 EFLAGS: 00010293
[   90.291266][ T3487] RAX: ffffffff8248a797 RBX: ffff8880744d7000 RCX: ffff8880309d0000
[   90.299231][ T3487] RDX: 0000000000000000 RSI: ffffffff8d99260d RDI: ffff8880744d7000
[   90.307201][ T3487] RBP: ffffc9000c89fa70 R08: ffffffff8fa18d37 R09: 1ffffffff1f431a6
[   90.315174][ T3487] R10: dffffc0000000000 R11: ffffffff8248a740 R12: 1ffff1100e89ae02
[   90.323143][ T3487] R13: dffffc0000000000 R14: ffff8880744d7080 R15: ffffffff8b9a0b28
[   90.331146][ T3487] FS:  0000000000000000(0000) GS:ffff888125d21000(0000) knlGS:0000000000000000
[   90.340091][ T3487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.346681][ T3487] CR2: 000056514d084168 CR3: 0000000033846000 CR4: 00000000003526f0
[   90.354664][ T3487] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   90.362644][ T3487] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   90.370617][ T3487] Call Trace:
[   90.373905][ T3487]  <TASK>
[   90.376837][ T3487]  fsnotify_mark_destroy_workfn+0x255/0x2f0
[   90.382741][ T3487]  ? __pfx_fsnotify_mark_destroy_workfn+0x10/0x10
[   90.389202][ T3487]  ? _raw_spin_unlock_irq+0x23/0x50
[   90.394438][ T3487]  ? process_scheduled_works+0x9ef/0x17b0
[   90.400173][ T3487]  ? process_scheduled_works+0x9ef/0x17b0
[   90.405920][ T3487]  process_scheduled_works+0xade/0x17b0
[   90.411488][ T3487]  ? __pfx_process_scheduled_works+0x10/0x10
[   90.417483][ T3487]  worker_thread+0x8a0/0xda0
[   90.422098][ T3487]  kthread+0x711/0x8a0
[   90.426171][ T3487]  ? __pfx_worker_thread+0x10/0x10
[   90.431291][ T3487]  ? __pfx_kthread+0x10/0x10
[   90.435883][ T3487]  ? _raw_spin_unlock_irq+0x23/0x50
[   90.441082][ T3487]  ? lockdep_hardirqs_on+0x9c/0x150
[   90.446288][ T3487]  ? __pfx_kthread+0x10/0x10
[   90.450900][ T3487]  ret_from_fork+0x3fc/0x770
[   90.455498][ T3487]  ? __pfx_ret_from_fork+0x10/0x10
[   90.460626][ T3487]  ? __switch_to_asm+0x39/0x70
[   90.465396][ T3487]  ? __switch_to_asm+0x33/0x70
[   90.470162][ T3487]  ? __pfx_kthread+0x10/0x10
[   90.474795][ T3487]  ret_from_fork_asm+0x1a/0x30
[   90.479569][ T3487]  </TASK>
[   90.482592][ T3487] Modules linked in:
[   90.487090][ T3487] ---[ end trace 0000000000000000 ]---
[   90.496016][ T3487] RIP: 0010:dnotify_free_mark+0x58/0x60
[pid  5834] +++ exited with 1 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5834, si_uid=0, si_status=1, si_utime=0, si_stime=26 /* 0.26 s */} ---
exit_group(0)                           = ?
+++ exited with 0 +++
[   90.502154][ T3487] Code: 89 f7 e8 5b 2a db ff 49 83 3e 00 75 17 e8 00 15 77 ff 48 8b 3d 39 f2 72 0b 48 89 de 5b 41 5e e9 ae 63 d0 ff e8 e9 14 77 ff 90 <0f> 0b cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90
[   90.522471][ T3487] RSP: 0018:ffffc9000c89f9a8 EFLAGS: 00010293
[   90.528580][ T3487] RAX: ffffffff8248a797 RBX: ffff8880744d7000 RCX: ffff8880309d0000
[   90.537156][ T3487] RDX: 0000000000000000 RSI: ffffffff8d99260d RDI: ffff8880744d7000
[   90.546012][ T3487] RBP: ffffc9000c89fa70 R08: ffffffff8fa18d37 R09: 1ffffffff1f431a6
[   90.554333][ T3487] R10: dffffc0000000000 R11: ffffffff8248a740 R12: 1ffff1100e89ae02
[   90.562552][