./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor98953848

<...>
Warning: Permanently added '10.128.1.79' (ED25519) to the list of known hosts.
execve("./syz-executor98953848", ["./syz-executor98953848"], 0x7ffff2db8000 /* 10 vars */) = 0
brk(NULL)                               = 0x555556719000
brk(0x555556719d00)                     = 0x555556719d00
arch_prctl(ARCH_SET_FS, 0x555556719380) = 0
set_tid_address(0x555556719650)         = 5070
set_robust_list(0x555556719660, 24)     = 0
rseq(0x555556719ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor98953848", 4096) = 26
getrandom("\x22\xd7\xf2\x3c\xd4\x3c\xee\x68", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555556719d00
brk(0x55555673ad00)                     = 0x55555673ad00
brk(0x55555673b000)                     = 0x55555673b000
mprotect(0x7f39a95ad000, 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
getpid()                                = 5070
openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3
write(3, "10000000000", 11)             = 11
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3
write(3, "20", 2)                       = 2
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3
write(3, "100", 3)                      = 3
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3
write(3, "7 4 1 3", 7)                  = 7
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3
write(3, "1", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3
write(3, "0", 1)                        = 1
close(3)                                = 0
openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3
write(3, "5070", 4)                     = 4
close(3)                                = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556719650) = 5071
./strace-static-x86_64: Process 5071 attached
[pid  5071] set_robust_list(0x555556719660, 24) = 0
[pid  5071] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5071] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5071] setsid()                    = 1
[pid  5071] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5071] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5071] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5071] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5071] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5071] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5071] unshare(CLONE_NEWNS)        = 0
[pid  5071] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5071] unshare(CLONE_NEWIPC)       = 0
[pid  5071] unshare(CLONE_NEWCGROUP)    = 0
[pid  5071] unshare(CLONE_NEWUTS)       = 0
[pid  5071] unshare(CLONE_SYSVSEM)      = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "16777216", 8)     = 8
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "536870912", 9)    = 9
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "1024", 4)         = 4
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "8192", 4)         = 4
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "1024", 4)         = 4
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "1024", 4)         = 4
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5071] close(3)                    = 0
[pid  5071] getpid()                    = 1
[pid  5071] 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  5071] 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  5071] unshare(CLONE_NEWNET)       = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "0 65535", 7)      = 7
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/dev/net/tun", O_RDWR|O_NONBLOCK) = 3
[pid  5071] dup2(3, 200)                = 200
[pid  5071] close(3)                    = 0
[pid  5071] ioctl(200, TUNSETIFF, 0x7ffe67abadc0) = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/accept_dad", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "0", 1)            = 1
[pid  5071] close(3)                    = 0
[pid  5071] openat(AT_FDCWD, "/proc/sys/net/ipv6/conf/syz_tun/router_solicitations", O_WRONLY|O_CLOEXEC) = 3
[pid  5071] write(3, "0", 1)            = 1
[pid  5071] close(3)                    = 0
[pid  5071] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
[pid  5071] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5071] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5071] close(4)                    = 0
[pid  5071] 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  5071] 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  5071] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5071] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5071] close(4)                    = 0
[pid  5071] 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  5071] 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  5071] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5071] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5071] close(4)                    = 0
[pid  5071] 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  5071] 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  5071] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5071] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5071] close(4)                    = 0
[pid  5071] 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  5071] 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  5071] socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 4
[pid  5071] ioctl(4, SIOCGIFINDEX, {ifr_name="syz_tun", ifr_ifindex=11}) = 0
[pid  5071] close(4)                    = 0
[pid  5071] 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  5071] 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  5071] close(3)                    = 0
[pid  5071] mkdir("/dev/binderfs", 0777) = 0
[pid  5071] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5071] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5071] memfd_create("syzkaller", 0) = 3
[pid  5071] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f39a1000000
[pid  5071] write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x02\x02\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\x10\x00\x00\x00\x00\x00\x00\x00\xff\x03\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x04\x00\x00\x00\x8f\x24\x2d\x5f\x49\x6d\x50\x0b\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152
[pid  5071] munmap(0x7f39a1000000, 138412032) = 0
[pid  5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5071] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5071] close(3)                    = 0
[pid  5071] close(4)                    = 0
[pid  5071] mkdir("./bus", 0777)        = 0
[   73.886759][ T5071] loop0: detected capacity change from 0 to 4096
[pid  5071] mount("/dev/loop0", "./bus", "ntfs3", MS_NODEV|MS_SYNCHRONOUS|MS_NODIRATIME|MS_REC, "") = 0
[pid  5071] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5071] chdir("./bus")              = 0
[pid  5071] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
[pid  5071] open(".", O_RDONLY)         = 4
[pid  5071] fcntl(4, F_NOTIFY, DN_ACCESS|DN_CREATE|DN_ATTRIB) = 0
[pid  5071] openat(AT_FDCWD, ".", O_RDONLY) = 5
[pid  5071] fchown(5, -1, 0)            = 0
[pid  5071] close(3)                    = 0
[pid  5071] close(4)                    = 0
[pid  5071] close(5)                    = 0
[pid  5071] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5071] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5071] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5071] close(9)                    = -1 EBADF (Bad file descriptor)
[   73.957596][ T5071] ntfs3: loop0: Mark volume as dirty due to NTFS errors
[   73.976271][ T5071] ntfs3: loop0: ino=5, "/" attr_set_size
[pid  5071] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5071] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5071] exit_group(1)               = ?
[   74.192466][   T59] ------------[ cut here ]------------
[   74.198098][   T59] kernel BUG at fs/notify/dnotify/dnotify.c:135!
[   74.205659][   T59] invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
[   74.212279][   T59] CPU: 1 PID: 59 Comm: kworker/u4:4 Not tainted 6.8.0-rc7-syzkaller-00130-g135288b73cef #0
[   74.222256][   T59] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[   74.232309][   T59] Workqueue: events_unbound fsnotify_mark_destroy_workfn
[   74.239358][   T59] RIP: 0010:dnotify_free_mark+0x58/0x60
[   74.244904][   T59] Code: 89 df e8 0b e8 da ff 48 83 3b 00 75 17 e8 30 c9 78 ff 48 8b 3d 01 90 93 0b 4c 89 f6 5b 41 5e e9 8e 94 cf ff e8 19 c9 78 ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
[   74.264684][   T59] RSP: 0018:ffffc900015a7b28 EFLAGS: 00010293
[   74.270755][   T59] RAX: ffffffff821aa5e7 RBX: ffff88802c8eb080 RCX: ffff888017fa8000
[   74.278734][   T59] RDX: 0000000000000000 RSI: ffffffff8baab660 RDI: ffff88802c8eb000
[   74.286712][   T59] RBP: ffffc900015a7bf0 R08: ffffffff92c8d4df R09: 1ffffffff2591a9b
[   74.294832][   T59] R10: dffffc0000000000 R11: ffffffff821aa590 R12: ffff88801531d800
[   74.302816][   T59] R13: ffffc900015a7b80 R14: ffff88802c8eb000 R15: ffff88802c8eb000
[   74.310785][   T59] FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[   74.319720][   T59] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.326299][   T59] CR2: 00007f39a9561c88 CR3: 000000002b304000 CR4: 0000000000350ef0
[   74.334265][   T59] Call Trace:
[   74.337534][   T59]  <TASK>
[   74.340455][   T59]  ? __die_body+0x8b/0xe0
[   74.344798][   T59]  ? die+0xcf/0x110
[   74.348633][   T59]  ? do_trap+0x157/0x390
[   74.352882][   T59]  ? dnotify_free_mark+0x58/0x60
[   74.357823][   T59]  ? do_error_trap+0x1dc/0x2c0
[   74.362592][   T59]  ? dnotify_free_mark+0x58/0x60
[   74.367616][   T59]  ? __pfx_do_error_trap+0x10/0x10
[   74.372729][   T59]  ? report_bug+0x3e8/0x500
[   74.377236][   T59]  ? srso_return_thunk+0x5/0x5f
[   74.382169][   T59]  ? handle_invalid_op+0x34/0x40
[   74.387108][   T59]  ? dnotify_free_mark+0x58/0x60
[   74.392053][   T59]  ? exc_invalid_op+0x38/0x50
[   74.396745][   T59]  ? asm_exc_invalid_op+0x1a/0x20
[   74.401764][   T59]  ? __pfx_dnotify_free_mark+0x10/0x10
[   74.407228][   T59]  ? dnotify_free_mark+0x57/0x60
[   74.412163][   T59]  ? dnotify_free_mark+0x58/0x60
[   74.417118][   T59]  ? dnotify_free_mark+0x57/0x60
[   74.422052][   T59]  fsnotify_mark_destroy_workfn+0x2d1/0x350
[   74.427954][   T59]  ? __pfx_fsnotify_mark_destroy_workfn+0x10/0x10
[   74.434375][   T59]  ? process_scheduled_works+0x825/0x1420
[   74.440102][   T59]  process_scheduled_works+0x915/0x1420
[   74.445668][   T59]  ? __pfx_process_scheduled_works+0x10/0x10
[   74.451659][   T59]  ? srso_return_thunk+0x5/0x5f
[   74.456505][   T59]  ? assign_work+0x364/0x3d0
[   74.461104][   T59]  worker_thread+0xa5f/0x1000
[   74.465803][   T59]  ? __pfx_worker_thread+0x10/0x10
[   74.470921][   T59]  kthread+0x2f1/0x390
[   74.474988][   T59]  ? __pfx_worker_thread+0x10/0x10
[   74.480105][   T59]  ? __pfx_kthread+0x10/0x10
[   74.484691][   T59]  ret_from_fork+0x4d/0x80
[   74.489106][   T59]  ? __pfx_kthread+0x10/0x10
[pid  5071] +++ exited with 1 +++
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5071, si_uid=0, si_status=1, si_utime=0, si_stime=22 /* 0.22 s */} ---
exit_group(0)                           = ?
+++ exited with 0 +++
[