./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2842017027

<...>
Warning: Permanently added '10.128.0.176' (ED25519) to the list of known hosts.
execve("./syz-executor2842017027", ["./syz-executor2842017027"], 0x7ffc21cd2900 /* 10 vars */) = 0
brk(NULL)                               = 0x555564595000
brk(0x555564595d40)                     = 0x555564595d40
arch_prctl(ARCH_SET_FS, 0x5555645953c0) = 0
set_tid_address(0x555564595690)         = 5093
set_robust_list(0x5555645956a0, 24)     = 0
rseq(0x555564595ce0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2842017027", 4096) = 28
getrandom("\xff\xeb\x05\xb7\x36\x05\x91\x67", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555564595d40
brk(0x5555645b6d40)                     = 0x5555645b6d40
brk(0x5555645b7000)                     = 0x5555645b7000
mprotect(0x7f22e27b0000, 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
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5094 attached
 <unfinished ...>
[pid  5094] set_robust_list(0x5555645956a0, 24 <unfinished ...>
[pid  5093] <... clone resumed>, child_tidptr=0x555564595690) = 5094
[pid  5094] <... set_robust_list resumed>) = 0
[pid  5094] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5094] setsid()                    = 1
[pid  5094] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5094] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5094] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5094] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5094] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5094] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5094] unshare(CLONE_NEWNS)        = 0
[pid  5094] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5094] unshare(CLONE_NEWIPC)       = 0
[pid  5094] unshare(CLONE_NEWCGROUP)    = 0
[pid  5094] unshare(CLONE_NEWUTS)       = 0
[pid  5094] unshare(CLONE_SYSVSEM)      = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "16777216", 8)     = 8
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "536870912", 9)    = 9
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1024", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "8192", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1024", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1024", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5094] close(3)                    = 0
[pid  5094] getpid()                    = 1
[pid  5094] 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  5094] 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  5094] unshare(CLONE_NEWNET)       = 0
[pid  5094] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "0 65535", 7)      = 7
[pid  5094] close(3)                    = 0
[pid  5094] mkdir("/dev/binderfs", 0777) = 0
[pid  5094] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5094] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5094] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5097 attached
 <unfinished ...>
[pid  5097] set_robust_list(0x5555645956a0, 24 <unfinished ...>
[pid  5094] <... clone resumed>, child_tidptr=0x555564595690) = 2
[pid  5097] <... set_robust_list resumed>) = 0
[pid  5097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5097] setpgid(0, 0)               = 0
[pid  5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5097] write(3, "1000", 4)         = 4
[pid  5097] close(3)                    = 0
[pid  5097] write(1, "executing program\n", 18executing program
) = 18
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5097] rt_sigaction(SIGRT_1, {sa_handler=0x7f22e2755450, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f22e2746ad0}, NULL, 8) = 0
[pid  5097] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
[pid  5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f22e26c7000
[pid  5097] mprotect(0x7f22e26c8000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5097] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f22e26e7990, parent_tid=0x7f22e26e7990, exit_signal=0, stack=0x7f22e26c7000, stack_size=0x20300, tls=0x7f22e26e76c0}./strace-static-x86_64: Process 5098 attached
 <unfinished ...>
[pid  5098] rseq(0x7f22e26e7fe0, 0x20, 0, 0x53053053) = 0
[pid  5098] set_robust_list(0x7f22e26e79a0, 24 <unfinished ...>
[pid  5097] <... clone3 resumed> => {parent_tid=[3]}, 88) = 3
[pid  5098] <... set_robust_list resumed>) = 0
[pid  5097] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5098] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5097] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5098] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5097] futex(0x7f22e27b6328, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5098] openat(AT_FDCWD, "/dev/nbd0", O_RDONLY <unfinished ...>
[pid  5097] <... futex resumed>)        = 0
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5098] <... openat resumed>)       = 3
[pid  5098] futex(0x7f22e27b632c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5098] futex(0x7f22e27b6328, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5097] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5097] futex(0x7f22e27b6328, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5098] <... futex resumed>)        = 0
[pid  5097] <... futex resumed>)        = 1
[pid  5098] socketpair(AF_UNIX, SOCK_STREAM, 0,  <unfinished ...>
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5098] <... socketpair resumed>[4, 5]) = 0
[pid  5098] futex(0x7f22e27b632c, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5097] <... futex resumed>)        = 0
[pid  5098] futex(0x7f22e27b6328, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5097] futex(0x7f22e27b6328, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5098] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5097] <... futex resumed>)        = 0
[pid  5098] ioctl(3, NBD_SET_SOCK, 4 <unfinished ...>
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5098] <... ioctl resumed>)        = 0
[pid  5098] futex(0x7f22e27b632c, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5097] <... futex resumed>)        = 0
[pid  5098] futex(0x7f22e27b6328, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5097] futex(0x7f22e27b6328, FUTEX_WAKE_PRIVATE, 1000000 <unfinished ...>
[pid  5098] <... futex resumed>)        = -1 EAGAIN (Resource temporarily unavailable)
[pid  5098] ioctl(3, NBD_DO_IT <unfinished ...>
[pid  5097] <... futex resumed>)        = 0
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out)
[pid  5097] futex(0x7f22e27b632c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0}) = -1 ETIMEDOUT (Connection timed out)
[pid  5097] futex(0x7f22e27b633c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[pid  5097] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f22e26a6000
[pid  5097] mprotect(0x7f22e26a7000, 131072, PROT_READ|PROT_WRITE) = 0
[pid  5097] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0
[pid  5097] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f22e26c6990, parent_tid=0x7f22e26c6990, exit_signal=0, stack=0x7f22e26a6000, stack_size=0x20300, tls=0x7f22e26c66c0}./strace-static-x86_64: Process 5099 attached
 <unfinished ...>
[pid  5099] rseq(0x7f22e26c6fe0, 0x20, 0, 0x53053053) = 0
[pid  5099] set_robust_list(0x7f22e26c69a0, 24) = 0
[pid  5097] <... clone3 resumed> => {parent_tid=[4]}, 88) = 4
[pid  5099] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5097] rt_sigprocmask(SIG_SETMASK, [],  <unfinished ...>
[pid  5099] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5099] futex(0x7f22e27b6338, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5097] <... rt_sigprocmask resumed>NULL, 8) = 0
[pid  5097] futex(0x7f22e27b6338, FUTEX_WAKE_PRIVATE, 1000000) = 1
[pid  5099] <... futex resumed>)        = 0
[pid  5097] futex(0x7f22e27b633c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} <unfinished ...>
[pid  5099] ioctl(3, NBD_SET_SIZE, 62740 <unfinished ...>
[pid  5097] <... futex resumed>)        = -1 ETIMEDOUT (Connection timed out)
[pid  5099] <... ioctl resumed>)        = 0
[pid  5099] futex(0x7f22e27b633c, FUTEX_WAKE_PRIVATE, 1000000) = 0
[   76.333830][ T5099] nbd0: detected capacity change from 0 to 122
[pid  5099] futex(0x7f22e27b6338, FUTEX_WAIT_PRIVATE, 0, NULL <unfinished ...>
[pid  5097] close(3)                    = 0
[pid  5097] close(4)                    = 0
[pid  5097] close(5)                    = 0
[pid  5097] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5097] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5097] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5097] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5097] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(19)                   = -1 EBADF (Bad file descriptor)
[   76.544005][ T4488] block nbd0: Receive control failed (result -104)
[pid  5097] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5097] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5097] exit_group(0 <unfinished ...>
[pid  5099] <... futex resumed>)        = ?
[pid  5097] <... exit_group resumed>)   = ?
[pid  5099] +++ exited with 0 +++
[pid  5094] kill(-2, SIGKILL)           = 0
[pid  5094] kill(2, SIGKILL)            = 0
[pid  5094] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5094] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0
[pid  5094] getdents64(3, 0x555564596730 /* 2 entries */, 32768) = 48
[pid  5094] getdents64(3, 0x555564596730 /* 0 entries */, 32768) = 0
[pid  5094] close(3)                    = 0
[   86.336034][   T45] cfg80211: failed to load regulatory.db
[  106.814760][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 30 seconds
[  136.363370][ T4544] udevd[4544]: worker [5095] /devices/virtual/block/nbd0 is taking a long time
[  136.894096][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 60 seconds
[  166.974065][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 90 seconds
[  197.054080][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 120 seconds
[  227.134038][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 150 seconds
[  256.536746][ T4544] udevd[4544]: worker [5095] /devices/virtual/block/nbd0 timeout; kill it
[  256.546108][ T4544] udevd[4544]: seq 7638 '/devices/virtual/block/nbd0' killed
[  257.213985][   T98] block nbd0: Possible stuck request ffff888020c60000: control (read@0,4096B). Runtime 180 seconds
[  286.014063][   T30] INFO: task syz-executor284:5098 blocked for more than 143 seconds.
[  286.022309][   T30]       Not tainted 6.10.0-rc1-syzkaller-00304-g83814698cf48 #0
[  286.030045][   T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  286.038774][   T30] task:syz-executor284 state:D stack:26048 pid:5098  tgid:5097  ppid:5094   flags:0x00004006
[  286.049059][   T30] Call Trace:
[  286.052355][   T30]  <TASK>
[  286.055340][   T30]  __schedule+0x17e8/0x4a20
[  286.059922][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.065639][   T30]  ? __pfx___schedule+0x10/0x10
[  286.070538][   T30]  ? __pfx_lock_release+0x10/0x10
[  286.075639][   T30]  ? __mutex_trylock_common+0x92/0x2e0
[  286.081148][   T30]  ? schedule+0x90/0x320
[  286.085478][   T30]  schedule+0x14b/0x320
[  286.089702][   T30]  schedule_preempt_disabled+0x13/0x30
[  286.095431][   T30]  __mutex_lock+0x6a4/0xd70
[  286.099988][   T30]  ? __mutex_lock+0x527/0xd70
[  286.104822][   T30]  ? bdev_release+0x184/0x700
[  286.109631][   T30]  ? __pfx___mutex_lock+0x10/0x10
[  286.114773][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.120442][   T30]  ? __fsnotify_parent+0x20c/0x5e0
[  286.125646][   T30]  bdev_release+0x184/0x700
[  286.130191][   T30]  blkdev_release+0x15/0x20
[  286.134785][   T30]  ? __pfx_blkdev_release+0x10/0x10
[  286.140014][   T30]  __fput+0x408/0x8b0
[  286.144085][   T30]  task_work_run+0x251/0x310
[  286.148716][   T30]  ? __pfx_task_work_run+0x10/0x10
[  286.153929][   T30]  ptrace_notify+0x2d2/0x380
[  286.158565][   T30]  ? __pfx_ptrace_notify+0x10/0x10
[  286.163749][   T30]  ? __pfx_task_work_add+0x10/0x10
[  286.168903][   T30]  ? blkdev_ioctl+0x582/0x6b0
[  286.173677][   T30]  ? __pfx_blkdev_ioctl+0x10/0x10
[  286.178756][   T30]  syscall_exit_work+0xc6/0x190
[  286.183721][   T30]  syscall_exit_to_user_mode+0x273/0x370
[  286.189509][   T30]  do_syscall_64+0x100/0x230
[  286.194172][   T30]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.200107][   T30] RIP: 0033:0x7f22e272f4b9
[  286.204586][   T30] RSP: 002b:00007f22e26e7228 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  286.213072][   T30] RAX: 0000000000000000 RBX: 00007f22e27b6328 RCX: 00007f22e272f4b9
[  286.221172][   T30] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[  286.229247][   T30] RBP: 00007f22e27b6320 R08: 00007f22e26e76c0 R09: 00007f22e26e76c0
[  286.237294][   T30] R10: 00007f22e26e76c0 R11: 0000000000000246 R12: 00007f22e27b632c
[  286.245351][   T30] R13: 00007f22e27831a4 R14: 64626e2f7665642f R15: 00007fff7e1b7568
[  286.253340][   T30]  </TASK>
[  286.256448][   T30] 
[  286.256448][   T30] Showing all locks held in the system:
[  286.264217][   T30] 1 lock held by khungtaskd/30:
[  286.269057][   T30]  #0: ffffffff8e333f60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[  286.279134][   T30] 2 locks held by getty/4848:
[  286.283892][   T30]  #0: ffff88802f08a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  286.293849][   T30]  #1: ffffc900031332f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[  286.304093][   T30] 1 lock held by udevd/5095:
[  286.308709][   T30]  #0: ffff8880207c84c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open+0xe5/0xc60
[  286.318049][   T30] 1 lock held by syz-executor284/5098:
[  286.323530][   T30]  #0: ffff8880207c84c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_release+0x184/0x700
[  286.333254][   T30] 
[  286.335650][   T30] =============================================
[  286.335650][   T30] 
[  286.344129][   T30] NMI backtrace for cpu 1
[  286.348452][   T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc1-syzkaller-00304-g83814698cf48 #0
[  286.358420][   T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[  286.368463][   T30] Call Trace:
[  286.371735][   T30]  <TASK>
[  286.374663][   T30]  dump_stack_lvl+0x241/0x360
[  286.379347][   T30]  ? __pfx_dump_stack_lvl+0x10/0x10
[  286.384546][   T30]  ? __pfx__printk+0x10/0x10
[  286.389129][   T30]  ? vprintk_emit+0x631/0x770
[  286.393808][   T30]  ? __pfx_vprintk_emit+0x10/0x10
[  286.398841][   T30]  nmi_cpu_backtrace+0x49c/0x4d0
[  286.403789][   T30]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  286.409245][   T30]  ? _printk+0xd5/0x120
[  286.413393][   T30]  ? __pfx__printk+0x10/0x10
[  286.417972][   T30]  ? __wake_up_klogd+0xcc/0x110
[  286.422825][   T30]  ? __pfx__printk+0x10/0x10
[  286.427404][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.433129][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  286.439107][   T30]  nmi_trigger_cpumask_backtrace+0x198/0x320
[  286.445095][   T30]  watchdog+0xfde/0x1020
[  286.449335][   T30]  ? watchdog+0x1ea/0x1020
[  286.453752][   T30]  ? __pfx_watchdog+0x10/0x10
[  286.458423][   T30]  kthread+0x2f2/0x390
[  286.462491][   T30]  ? __pfx_watchdog+0x10/0x10
[  286.467163][   T30]  ? __pfx_kthread+0x10/0x10
[  286.471750][   T30]  ret_from_fork+0x4d/0x80
[  286.476166][   T30]  ? __pfx_kthread+0x10/0x10
[  286.480760][   T30]  ret_from_fork_asm+0x1a/0x30
[  286.485543][   T30]  </TASK>
[  286.488772][   T30] Sending NMI from CPU 1 to CPUs 0:
[  286.494074][    C0] NMI backtrace for cpu 0
[  286.494087][    C0] CPU: 0 PID: 4533 Comm: klogd Not tainted 6.10.0-rc1-syzkaller-00304-g83814698cf48 #0
[  286.494111][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[  286.494124][    C0] RIP: 0010:lock_is_held_type+0x6e/0x190
[  286.494153][    C0] Code: 2c 25 00 d5 03 00 41 83 bd dc 0a 00 00 00 0f 85 da 00 00 00 41 89 f6 49 89 ff 48 c7 04 24 00 00 00 00 9c 8f 04 24 4c 8b 24 24 <fa> 48 c7 c7 60 c7 ca 8b e8 55 1b 00 00 65 ff 05 6e 3f 7c 74 41 83
[  286.494172][    C0] RSP: 0018:ffffc9000373f578 EFLAGS: 00000246
[  286.494192][    C0] RAX: 0000000000000000 RBX: 00000000ffffffff RCX: ffff88805df73c00
[  286.494209][    C0] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff8e333fc0
[  286.494224][    C0] RBP: ffffc9000373f6d8 R08: ffffffff8fad456f R09: 1ffffffff1f5a8ad
[  286.494242][    C0] R10: dffffc0000000000 R11: fffffbfff1f5a8ae R12: 0000000000000246
[  286.494259][    C0] R13: ffff88805df73c00 R14: 00000000ffffffff R15: ffffffff8e333fc0
[  286.494280][    C0] FS:  00007f42fd90f380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[  286.494300][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  286.494316][    C0] CR2: 0000555b7b7ec680 CR3: 000000002d4d8000 CR4: 0000000000350ef0
[  286.494335][    C0] Call Trace:
[  286.494344][    C0]  <NMI>
[  286.494353][    C0]  ? nmi_cpu_backtrace+0x3c2/0x4d0
[  286.494385][    C0]  ? __pfx_lock_acquire+0x10/0x10
[  286.494414][    C0]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  286.494445][    C0]  ? nmi_handle+0x2a/0x5a0
[  286.494495][    C0]  ? nmi_cpu_backtrace_handler+0xc/0x20
[  286.494523][    C0]  ? nmi_handle+0x151/0x5a0
[  286.494558][    C0]  ? nmi_handle+0x2a/0x5a0
[  286.494596][    C0]  ? lock_is_held_type+0x6e/0x190
[  286.494619][    C0]  ? default_do_nmi+0x63/0x160
[  286.494653][    C0]  ? exc_nmi+0x123/0x1f0
[  286.494684][    C0]  ? end_repeat_nmi+0xf/0x53
[  286.494723][    C0]  ? lock_is_held_type+0x6e/0x190
[  286.494747][    C0]  ? lock_is_held_type+0x6e/0x190
[  286.494773][    C0]  ? lock_is_held_type+0x6e/0x190
[  286.494797][    C0]  </NMI>
[  286.494805][    C0]  <TASK>
[  286.494818][    C0]  __might_resched+0xa5/0x780
[  286.494850][    C0]  ? kmalloc_node_track_caller_noprof+0xb2/0x440
[  286.494891][    C0]  ? __pfx___might_resched+0x10/0x10
[  286.494933][    C0]  ? fs_reclaim_acquire+0x93/0x140
[  286.494973][    C0]  kmalloc_node_track_caller_noprof+0xcb/0x440
[  286.495009][    C0]  ? __alloc_skb+0x1f3/0x440
[  286.495041][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495073][    C0]  ? __alloc_skb+0x1f3/0x440
[  286.495104][    C0]  kmalloc_reserve+0x111/0x2a0
[  286.495139][    C0]  __alloc_skb+0x1f3/0x440
[  286.495171][    C0]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[  286.495205][    C0]  ? __pfx___alloc_skb+0x10/0x10
[  286.495247][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495277][    C0]  ? __entry_text_end+0x1020c5/0x1020c9
[  286.495312][    C0]  alloc_skb_with_frags+0xc3/0x770
[  286.495359][    C0]  sock_alloc_send_pskb+0x91a/0xa60
[  286.495397][    C0]  ? __pfx_sock_alloc_send_pskb+0x10/0x10
[  286.495426][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495454][    C0]  ? do_raw_spin_unlock+0x13c/0x8b0
[  286.495503][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495549][    C0]  unix_dgram_sendmsg+0x6d3/0x1f80
[  286.495593][    C0]  ? aa_sk_perm+0x967/0xab0
[  286.495622][    C0]  ? __pfx_unix_dgram_sendmsg+0x10/0x10
[  286.495656][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495687][    C0]  ? aa_sock_msg_perm+0x91/0x160
[  286.495712][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495740][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495769][    C0]  ? security_socket_sendmsg+0x87/0xb0
[  286.495803][    C0]  ? __pfx_unix_dgram_sendmsg+0x10/0x10
[  286.495833][    C0]  __sock_sendmsg+0x223/0x270
[  286.495865][    C0]  __sys_sendto+0x3a4/0x4f0
[  286.495902][    C0]  ? __pfx___sys_sendto+0x10/0x10
[  286.495959][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.495987][    C0]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[  286.496013][    C0]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[  286.496042][    C0]  __x64_sys_sendto+0xde/0x100
[  286.496078][    C0]  do_syscall_64+0xf3/0x230
[  286.496103][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  286.496135][    C0]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  286.496160][    C0] RIP: 0033:0x7f42fda719b5
[  286.496178][    C0] Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83
[  286.496195][    C0] RSP: 002b:00007fff21aa3038 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[  286.496216][    C0] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42fda719b5
[  286.496231][    C0] RDX: 0000000000000089 RSI: 000055b59711da30 RDI: 0000000000000003
[  286.496245][    C0] RBP: 000055b597119910 R08: 0000000000000000 R09: 0000000000000000
[  286.496259][    C0] R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
[  286.496272][    C0] R13: 00007f42fdbff212 R14: 00007fff21aa3138 R15: 0000000000000000
[  286.496299][    C0]  </TASK>
[  286.496309][    C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.234 msecs
[  286.497073][   T30] Kernel panic - not syncing: hung_task: blocked tasks
[  286.994757][   T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc1-syzkaller-00304-g83814698cf48 #0
[  287.004664][   T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[  287.015072][   T30] Call Trace:
[  287.018351][   T30]  <TASK>
[  287.021281][   T30]  dump_stack_lvl+0x241/0x360
[  287.025976][   T30]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.031184][   T30]  ? __pfx__printk+0x10/0x10
[  287.035780][   T30]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[  287.041775][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.047418][   T30]  ? vscnprintf+0x5d/0x90
[  287.051935][   T30]  panic+0x349/0x860
[  287.055840][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.061497][   T30]  ? nmi_trigger_cpumask_backtrace+0x244/0x320
[  287.067712][   T30]  ? __pfx_panic+0x10/0x10
[  287.072137][   T30]  ? tick_nohz_tick_stopped+0x82/0xb0
[  287.077533][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.083177][   T30]  ? __irq_work_queue_local+0x137/0x410
[  287.088743][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.094387][   T30]  ? irq_work_queue+0xca/0x150
[  287.099156][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.105146][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.111148][   T30]  ? srso_alias_return_thunk+0x5/0xfbef5
[  287.116791][   T30]  ? nmi_trigger_cpumask_backtrace+0x251/0x320
[  287.122969][   T30]  watchdog+0x101d/0x1020
[  287.127313][   T30]  ? watchdog+0x1ea/0x1020
[  287.131916][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.136604][   T30]  kthread+0x2f2/0x390
[  287.140686][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.145367][   T30]  ? __pfx_kthread+0x10/0x10
[  287.149970][   T30]  ret_from_fork+0x4d/0x80
[  287.154401][   T30]  ? __pfx_kthread+0x10/0x10
[  287.159004][   T30]  ret_from_fork_asm+0x1a/0x30
[  287.163796][   T30]  </TASK>
[  287.167046][   T30] Kernel Offset: disabled
[  287.171366][   T30] Rebooting in 86400 seconds..