./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4247177014

<...>
Warning: Permanently added '10.128.1.86' (ED25519) to the list of known hosts.
execve("./syz-executor4247177014", ["./syz-executor4247177014"], 0x7ffe250378a0 /* 10 vars */) = 0
brk(NULL)                               = 0x55557dcba000
brk(0x55557dcbad00)                     = 0x55557dcbad00
arch_prctl(ARCH_SET_FS, 0x55557dcba380) = 0
set_tid_address(0x55557dcba650)         = 5091
set_robust_list(0x55557dcba660, 24)     = 0
rseq(0x55557dcbaca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4247177014", 4096) = 28
getrandom("\x43\x0b\x4c\x2f\x00\x60\x8b\xc9", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x55557dcbad00
brk(0x55557dcdbd00)                     = 0x55557dcdbd00
brk(0x55557dcdc000)                     = 0x55557dcdc000
mprotect(0x7f3b43de0000, 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 5092 attached
, child_tidptr=0x55557dcba650) = 5092
[pid  5092] set_robust_list(0x55557dcba660, 24) = 0
[pid  5092] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5092] setsid()                    = 1
[pid  5092] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5092] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5092] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5092] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5092] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5092] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5092] unshare(CLONE_NEWNS)        = 0
[pid  5092] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5092] unshare(CLONE_NEWIPC)       = 0
[pid  5092] unshare(CLONE_NEWCGROUP)    = 0
[pid  5092] unshare(CLONE_NEWUTS)       = 0
[pid  5092] unshare(CLONE_SYSVSEM)      = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "16777216", 8)     = 8
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "536870912", 9)    = 9
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1024", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "8192", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1024", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1024", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5092] close(3)                    = 0
[pid  5092] getpid()                    = 1
[pid  5092] 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  5092] 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  5092] unshare(CLONE_NEWNET)       = 0
[pid  5092] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "0 65535", 7)      = 7
[pid  5092] close(3)                    = 0
[pid  5092] mkdir("/dev/binderfs", 0777) = 0
[pid  5092] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5092] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55557dcba650) = 2
./strace-static-x86_64: Process 5095 attached
[pid  5095] set_robust_list(0x55557dcba660, 24) = 0
[pid  5095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5095] setpgid(0, 0)               = 0
[pid  5095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5095] write(3, "1000", 4)         = 4
[pid  5095] close(3)                    = 0
[pid  5095] openat(AT_FDCWD, "/dev/bus/usb/009/001", O_RDONLY) = 3
[pid  5095] socketpair(AF_UNIX, SOCK_STREAM, 0, [4, 5]) = 0
[pid  5095] openat(AT_FDCWD, "/sys/devices/platform/vhci_hcd.0/attach", O_WRONLY|O_CLOEXEC) = 6
[pid  5095] write(6, "0 4 0 1", 7)      = 7
[pid  5095] close(6)                    = 0
[   57.644706][ T5095] vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(4)
[   57.651333][ T5095] vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
[   57.660807][ T5095] vhci_hcd vhci_hcd.0: Device attached
[   58.014802][    T8] usb 9-1: new low-speed USB device number 2 using vhci_hcd
[pid  5095] close(3 <unfinished ...>
[pid  5092] kill(-2, SIGKILL)           = 0
[pid  5092] kill(2, SIGKILL)            = 0
[pid  5092] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3
[pid  5092] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0
[pid  5092] getdents64(3, 0x55557dcbb6f0 /* 2 entries */, 32768) = 48
[pid  5092] getdents64(3, 0x55557dcbb6f0 /* 0 entries */, 32768) = 0
[pid  5092] close(3)                    = 0
[   76.895956][   T25] cfg80211: failed to load regulatory.db
[  286.814369][   T30] INFO: task kworker/0:0:8 blocked for more than 143 seconds.
[  286.821933][   T30]       Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
[  286.829044][   T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  286.837836][   T30] task:kworker/0:0     state:D stack:23128 pid:8     tgid:8     ppid:2      flags:0x00004000
[  286.848113][   T30] Workqueue: usb_hub_wq hub_event
[  286.853332][   T30] Call Trace:
[  286.856736][   T30]  <TASK>
[  286.859694][   T30]  __schedule+0x17e8/0x4a50
[  286.864343][   T30]  ? __pfx___schedule+0x10/0x10
[  286.869186][   T30]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[  286.875286][   T30]  ? __pfx_lock_release+0x10/0x10
[  286.880321][   T30]  ? _raw_spin_unlock_irq+0x23/0x50
[  286.885620][   T30]  ? lockdep_hardirqs_on+0x99/0x150
[  286.890899][   T30]  ? schedule+0x90/0x320
[  286.895179][   T30]  schedule+0x14b/0x320
[  286.899341][   T30]  usb_kill_urb+0x1c9/0x300
[  286.903832][   T30]  ? __pfx_usb_kill_urb+0x10/0x10
[  286.908924][   T30]  ? __pfx_autoremove_wake_function+0x10/0x10
[  286.915072][   T30]  usb_start_wait_urb+0x1b0/0x520
[  286.920091][   T30]  ? __pfx_usb_start_wait_urb+0x10/0x10
[  286.925710][   T30]  usb_control_msg+0x2b1/0x4c0
[  286.930495][   T30]  ? __pfx_usb_control_msg+0x10/0x10
[  286.935841][   T30]  ? __kasan_kmalloc+0x98/0xb0
[  286.940645][   T30]  ? hub_port_init+0x178/0x2670
[  286.945589][   T30]  ? kmalloc_trace_noprof+0x19c/0x2c0
[  286.950998][   T30]  hub_port_init+0xc21/0x2670
[  286.955755][   T30]  hub_event+0x295f/0x5150
[  286.960239][   T30]  ? __pfx_hub_event+0x10/0x10
[  286.965092][   T30]  ? __pfx_lock_acquire+0x10/0x10
[  286.970124][   T30]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[  286.976157][   T30]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[  286.982499][   T30]  ? process_scheduled_works+0x945/0x1830
[  286.988283][   T30]  process_scheduled_works+0xa2c/0x1830
[  286.993852][   T30]  ? __pfx_process_scheduled_works+0x10/0x10
[  286.999888][   T30]  ? assign_work+0x364/0x3d0
[  287.004549][   T30]  worker_thread+0x86d/0xd70
[  287.009143][   T30]  ? __kthread_parkme+0x169/0x1d0
[  287.014169][   T30]  ? __pfx_worker_thread+0x10/0x10
[  287.019320][   T30]  kthread+0x2f0/0x390
[  287.023400][   T30]  ? __pfx_worker_thread+0x10/0x10
[  287.028572][   T30]  ? __pfx_kthread+0x10/0x10
[  287.033269][   T30]  ret_from_fork+0x4b/0x80
[  287.037808][   T30]  ? __pfx_kthread+0x10/0x10
[  287.042413][   T30]  ret_from_fork_asm+0x1a/0x30
[  287.047313][   T30]  </TASK>
[  287.050401][   T30] INFO: task syz-executor424:5095 blocked for more than 143 seconds.
[  287.058510][   T30]       Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
[  287.065579][   T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  287.074328][   T30] task:syz-executor424 state:D stack:24632 pid:5095  tgid:5095  ppid:5092   flags:0x00004006
[  287.084552][   T30] Call Trace:
[  287.087843][   T30]  <TASK>
[  287.090787][   T30]  __schedule+0x17e8/0x4a50
[  287.095404][   T30]  ? __pfx___schedule+0x10/0x10
[  287.100271][   T30]  ? __pfx_lock_release+0x10/0x10
[  287.105373][   T30]  ? __mutex_trylock_common+0x92/0x2e0
[  287.110847][   T30]  ? schedule+0x90/0x320
[  287.115131][   T30]  schedule+0x14b/0x320
[  287.119294][   T30]  schedule_preempt_disabled+0x13/0x30
[  287.124824][   T30]  __mutex_lock+0x6a4/0xd70
[  287.129336][   T30]  ? __mutex_lock+0x527/0xd70
[  287.133999][   T30]  ? usbdev_release+0x7a/0x7a0
[  287.138904][   T30]  ? __pfx___mutex_lock+0x10/0x10
[  287.143937][   T30]  ? __asan_memset+0x23/0x50
[  287.148622][   T30]  ? __pfx___fsnotify_parent+0x10/0x10
[  287.154108][   T30]  usbdev_release+0x7a/0x7a0
[  287.158870][   T30]  ? __pfx_lock_release+0x10/0x10
[  287.163898][   T30]  ? evm_file_release+0x140/0x1d0
[  287.169065][   T30]  ? __pfx_usbdev_release+0x10/0x10
[  287.174325][   T30]  __fput+0x406/0x8b0
[  287.178315][   T30]  __x64_sys_close+0x7f/0x110
[  287.182978][   T30]  do_syscall_64+0xf5/0x240
[  287.187589][   T30]  ? clear_bhb_loop+0x35/0x90
[  287.192316][   T30]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  287.198285][   T30] RIP: 0033:0x7f3b43d6c0e0
[  287.202708][   T30] RSP: 002b:00007fff5c012328 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  287.211188][   T30] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3b43d6c0e0
[  287.219269][   T30] RDX: 0000000000000007 RSI: 00007fff5c011e60 RDI: 0000000000000003
[  287.227313][   T30] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  287.235333][   T30] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000f4240
[  287.243321][   T30] R13: 00007fff5c0125c8 R14: 0000000000000001 R15: 00007fff5c012360
[  287.251390][   T30]  </TASK>
[  287.254459][   T30] 
[  287.254459][   T30] Showing all locks held in the system:
[  287.262182][   T30] 5 locks held by kworker/0:0/8:
[  287.267182][   T30]  #0: ffff88801ca87948 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[  287.278563][   T30]  #1: ffffc900000d7d00 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[  287.290446][   T30]  #2: ffff888023d23190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1fe/0x5150
[  287.299462][   T30]  #3: ffff888023d27518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x25b6/0x5150
[  287.309485][   T30]  #4: ffff88802237df68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x25f4/0x5150
[  287.319201][   T30] 1 lock held by khungtaskd/30:
[  287.324045][   T30]  #0: ffffffff8e333e60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[  287.333971][   T30] 2 locks held by getty/4844:
[  287.338695][   T30]  #0: ffff88802a4fe0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[  287.348588][   T30]  #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[  287.358746][   T30] 1 lock held by syz-executor424/5095:
[  287.364278][   T30]  #0: ffff888023d23190 (&dev->mutex){....}-{3:3}, at: usbdev_release+0x7a/0x7a0
[  287.373480][   T30] 
[  287.375904][   T30] =============================================
[  287.375904][   T30] 
[  287.384385][   T30] NMI backtrace for cpu 0
[  287.388715][   T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
[  287.397981][   T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[  287.408031][   T30] Call Trace:
[  287.411298][   T30]  <TASK>
[  287.414214][   T30]  dump_stack_lvl+0x241/0x360
[  287.418883][   T30]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.424064][   T30]  ? __pfx__printk+0x10/0x10
[  287.428634][   T30]  ? vprintk_emit+0x631/0x770
[  287.433296][   T30]  ? __pfx_vprintk_emit+0x10/0x10
[  287.438303][   T30]  nmi_cpu_backtrace+0x49c/0x4d0
[  287.443321][   T30]  ? __pfx_nmi_cpu_backtrace+0x10/0x10
[  287.448761][   T30]  ? _printk+0xd5/0x120
[  287.452899][   T30]  ? __pfx__printk+0x10/0x10
[  287.457472][   T30]  ? __wake_up_klogd+0xcc/0x110
[  287.462308][   T30]  ? __pfx__printk+0x10/0x10
[  287.466881][   T30]  ? __rcu_read_unlock+0xa1/0x110
[  287.471911][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.477898][   T30]  nmi_trigger_cpumask_backtrace+0x198/0x320
[  287.483880][   T30]  watchdog+0xfde/0x1020
[  287.488138][   T30]  ? watchdog+0x1ea/0x1020
[  287.492560][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.497320][   T30]  kthread+0x2f0/0x390
[  287.501395][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.506063][   T30]  ? __pfx_kthread+0x10/0x10
[  287.510677][   T30]  ret_from_fork+0x4b/0x80
[  287.515098][   T30]  ? __pfx_kthread+0x10/0x10
[  287.519675][   T30]  ret_from_fork_asm+0x1a/0x30
[  287.524466][   T30]  </TASK>
[  287.527616][   T30] Sending NMI from CPU 0 to CPUs 1:
[  287.532879][    C1] NMI backtrace for cpu 1 skipped: idling at acpi_safe_halt+0x21/0x30
[  287.533859][   T30] Kernel panic - not syncing: hung_task: blocked tasks
[  287.548830][   T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc7-next-20240510-syzkaller #0
[  287.558103][   T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[  287.568580][   T30] Call Trace:
[  287.571854][   T30]  <TASK>
[  287.574778][   T30]  dump_stack_lvl+0x241/0x360
[  287.579461][   T30]  ? __pfx_dump_stack_lvl+0x10/0x10
[  287.584697][   T30]  ? __pfx__printk+0x10/0x10
[  287.589295][   T30]  ? vscnprintf+0x5d/0x90
[  287.593668][   T30]  panic+0x349/0x860
[  287.597560][   T30]  ? nmi_trigger_cpumask_backtrace+0x244/0x320
[  287.603705][   T30]  ? __pfx_panic+0x10/0x10
[  287.608118][   T30]  ? nmi_backtrace_stall_check+0x431/0x440
[  287.614114][   T30]  ? irq_work_queue+0xd1/0x150
[  287.618884][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.624857][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.630827][   T30]  ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[  287.636798][   T30]  ? nmi_trigger_cpumask_backtrace+0x251/0x320
[  287.642945][   T30]  watchdog+0x101d/0x1020
[  287.647270][   T30]  ? watchdog+0x1ea/0x1020
[  287.651704][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.656394][   T30]  kthread+0x2f0/0x390
[  287.660489][   T30]  ? __pfx_watchdog+0x10/0x10
[  287.665182][   T30]  ? __pfx_kthread+0x10/0x10
[  287.669804][   T30]  ret_from_fork+0x4b/0x80
[  287.674233][   T30]  ? __pfx_kthread+0x10/0x10
[  287.678829][   T30]  ret_from_fork_asm+0x1a/0x30
[  287.683608][   T30]  </TASK>
[  287.686698][   T30] Kernel Offset: disabled
[  287.691010][   T30] Rebooting in 86400 seconds..