Warning: Permanently added '10.128.0.205' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 60.121855][ T4163] loop0: detected capacity change from 0 to 512
[ 60.203395][ T4163] EXT4-fs (loop0): inline encryption not supported
[ 60.210045][ T4163] EXT4-fs (loop0): Ignoring removed bh option
[ 60.232487][ T4163] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
executing program
[ 60.372213][ T4166] loop0: detected capacity change from 0 to 512
[ 60.452249][ T4166] EXT4-fs (loop0): inline encryption not supported
[ 60.458906][ T4166] EXT4-fs (loop0): Ignoring removed bh option
[ 60.481679][ T4166] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
executing program
[ 60.589416][ T4168] loop0: detected capacity change from 0 to 512
[ 60.599058][ T4168] EXT4-fs (loop0): inline encryption not supported
[ 60.608065][ T4168] EXT4-fs (loop0): Ignoring removed bh option
[ 60.621743][ T4168] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
executing program
[ 60.760449][ T4170] loop0: detected capacity change from 0 to 512
[ 60.769672][ T4170] EXT4-fs (loop0): inline encryption not supported
[ 60.778271][ T4170] EXT4-fs (loop0): Ignoring removed bh option
[ 60.793625][ T4170] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
executing program
[ 60.903005][ T4172] loop0: detected capacity change from 0 to 512
executing program
[ 60.952802][ T4172] EXT4-fs (loop0): inline encryption not supported
[ 60.959370][ T4172] EXT4-fs (loop0): Ignoring removed bh option
[ 60.971387][ T4172] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
[ 61.036295][ T4174] loop0: detected capacity change from 0 to 512
[ 61.045596][ T4174] EXT4-fs (loop0): inline encryption not supported
[ 61.053615][ T4174] EXT4-fs (loop0): Ignoring removed bh option
[ 61.071619][ T4174] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal
[ 81.432808][ T1335] cfg80211: failed to load regulatory.db
[ 286.231879][ T27] INFO: task syz-executor290:4174 blocked for more than 143 seconds.
[ 286.240703][ T27] Not tainted 5.15.178-syzkaller #0
[ 286.246430][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.255155][ T27] task:syz-executor290 state:D stack:25560 pid: 4174 ppid: 4162 flags:0x00004006
[ 286.264434][ T27] Call Trace:
[ 286.267730][ T27]
[ 286.270726][ T27] __schedule+0x12c4/0x45b0
[ 286.275276][ T27] ? cpufreq_update_util+0x94/0x250
[ 286.280475][ T27] ? update_curr+0x47e/0xa50
[ 286.285110][ T27] ? release_firmware_map_entry+0x190/0x190
[ 286.291072][ T27] schedule+0x11b/0x1f0
[ 286.295246][ T27] schedule_timeout+0xac/0x300
[ 286.300022][ T27] ? console_conditional_schedule+0x40/0x40
[ 286.305958][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 286.311990][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 286.317317][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 286.322596][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 286.327828][ T27] do_wait_for_common+0x2d9/0x480
[ 286.332986][ T27] ? console_conditional_schedule+0x40/0x40
[ 286.338921][ T27] ? wait_for_completion_killable_timeout+0x60/0x60
[ 286.345558][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 286.350744][ T27] wait_for_completion+0x48/0x60
[ 286.355693][ T27] kthread_stop+0x178/0x580
[ 286.360190][ T27] ext4_stop_mmpd+0x43/0xb0
[ 286.364731][ T27] ext4_fill_super+0x6d67/0xa110
[ 286.369706][ T27] ? ext4_mount+0x40/0x40
[ 286.374101][ T27] ? vscnprintf+0x80/0x80
[ 286.378447][ T27] ? set_blocksize+0x1ec/0x370
[ 286.383255][ T27] mount_bdev+0x2c9/0x3f0
[ 286.387593][ T27] ? ext4_mount+0x40/0x40
[ 286.392060][ T27] legacy_get_tree+0xeb/0x180
[ 286.396755][ T27] ? ext4_errno_to_code+0x140/0x140
[ 286.402100][ T27] vfs_get_tree+0x88/0x270
[ 286.406533][ T27] do_new_mount+0x2ba/0xb40
[ 286.411117][ T27] ? do_move_mount_old+0x160/0x160
[ 286.416240][ T27] ? user_path_at_empty+0x12b/0x180
[ 286.421503][ T27] __se_sys_mount+0x2d5/0x3c0
[ 286.426206][ T27] ? __x64_sys_mount+0xc0/0xc0
[ 286.431034][ T27] ? syscall_enter_from_user_mode+0x2e/0x240
[ 286.437032][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 286.442276][ T27] ? __x64_sys_mount+0x1c/0xc0
[ 286.447054][ T27] do_syscall_64+0x3b/0xb0
[ 286.451532][ T27] ? clear_bhb_loop+0x15/0x70
[ 286.456223][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 286.462164][ T27] RIP: 0033:0x7f8553a7013a
[ 286.466587][ T27] RSP: 002b:00007fffeaa08208 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
[ 286.475066][ T27] RAX: ffffffffffffffda RBX: 00007fffeaa08220 RCX: 00007f8553a7013a
[ 286.483081][ T27] RDX: 0000400000000040 RSI: 0000400000000000 RDI: 00007fffeaa08220
[ 286.491220][ T27] RBP: 0000400000000040 R08: 00007fffeaa08260 R09: 00007fffeaa08260
[ 286.499204][ T27] R10: 0000000003010008 R11: 0000000000000206 R12: 0000400000000000
[ 286.507227][ T27] R13: 00007fffeaa08260 R14: 0000000000000003 R15: 0000000003010008
[ 286.515262][ T27]
[ 286.518292][ T27]
[ 286.518292][ T27] Showing all locks held in the system:
[ 286.526113][ T27] 1 lock held by khungtaskd/27:
[ 286.531025][ T27] #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 286.540377][ T27] 2 locks held by getty/3923:
[ 286.545277][ T27] #0: ffff88802cfab098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.555104][ T27] #1: ffffc900025c62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 286.565266][ T27] 1 lock held by syz-executor290/4174:
[ 286.570854][ T27] #0: ffff88802c6060e0 (&type->s_umount_key#28/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940
[ 286.581002][ T27]
[ 286.583327][ T27] =============================================
[ 286.583327][ T27]
[ 286.591804][ T27] NMI backtrace for cpu 0
[ 286.596143][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0
[ 286.604122][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 286.614162][ T27] Call Trace:
[ 286.617428][ T27]
[ 286.620350][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.625034][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.630656][ T27] ? panic+0x860/0x860
[ 286.634726][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 286.639827][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 286.644753][ T27] ? __wake_up_klogd+0xd5/0x100
[ 286.650116][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 286.656260][ T27] ? _printk+0xd1/0x120
[ 286.660580][ T27] ? panic+0x860/0x860
[ 286.664673][ T27] ? __wake_up_klogd+0xcc/0x100
[ 286.669532][ T27] ? panic+0x860/0x860
[ 286.673603][ T27] ? wq_watchdog_touch+0xeb/0x170
[ 286.678631][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.684709][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 286.690689][ T27] watchdog+0xe72/0xeb0
[ 286.694865][ T27] kthread+0x3f6/0x4f0
[ 286.698931][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.703945][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.708525][ T27] ret_from_fork+0x1f/0x30
[ 286.712939][ T27]
[ 286.716159][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 286.721505][ C1] NMI backtrace for cpu 1
[ 286.721517][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.15.178-syzkaller #0
[ 286.721534][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 286.721544][ C1] RIP: 0010:asm_sysvec_call_function_single+0x0/0x20
[ 286.721567][ C1] Code: e9 45 04 00 00 0f 1f 44 00 00 0f 01 ca fc 6a ff e8 45 03 00 00 48 89 c4 48 89 e7 e8 aa 30 df ff e9 25 04 00 00 0f 1f 44 00 00 <0f> 01 ca fc 6a ff e8 25 03 00 00 48 89 c4 48 89 e7 e8 4a 34 df ff
[ 286.721581][ C1] RSP: 0018:ffffc90000d67ad8 EFLAGS: 000000d3
[ 286.721597][ C1] RAX: ffffffff8a48e476 RBX: 0000000000000000 RCX: ffff88813ff68000
[ 286.721609][ C1] RDX: 0000000000000000 RSI: ffffffff8aab2b80 RDI: ffffffff8af9f2c0
[ 286.721621][ C1] RBP: ffffc90000d67b90 R08: ffffffff81870420 R09: ffffed1027fed001
[ 286.721634][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920001acf60
[ 286.721647][ C1] R13: ffff88801f4b8804 R14: ffffc90000d67b20 R15: dffffc0000000000
[ 286.721660][ C1] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
[ 286.721675][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 286.721687][ C1] CR2: 000055db848ee680 CR3: 000000002b60a000 CR4: 00000000003506e0
[ 286.721702][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 286.721712][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 286.721723][ C1] Call Trace:
[ 286.721728][ C1]
[ 286.721732][ C1] RIP: 0010:acpi_idle_do_entry+0x10f/0x340
[ 286.721752][ C1] Code: a5 37 f7 48 83 e3 08 0f 85 0a 01 00 00 4c 8d 74 24 20 e8 84 1f 3e f7 0f 1f 44 00 00 e8 1a a1 37 f7 0f 00 2d a3 4f bb 00 fb f4 <4c> 89 f3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 f7 e8 db 89 81 f7
[ 286.721765][ C1] RSP: 0018:ffffc90000d67b00 EFLAGS: 000002d3
[ 286.721777][ C1] ? acpi_idle_enter_bm+0x5c0/0x5c0
[ 286.721795][ C1] ? rcu_preempt_deferred_qs+0x6b/0x190
[ 286.721813][ C1] ? rcu_qs+0x190/0x190
[ 286.721832][ C1] ? acpi_idle_enter+0x352/0x4f0
[ 286.721851][ C1] ? cpuidle_enter_state+0x521/0xef0
[ 286.721873][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 286.721899][ C1] ? _raw_spin_unlock+0x40/0x40
[ 286.721917][ C1] ? cpuidle_enter_s2idle+0x6b0/0x6b0
[ 286.721939][ C1] ? tick_nohz_idle_stop_tick+0x617/0xa70
[ 286.721961][ C1] ? cpuidle_enter+0x59/0x90
[ 286.721980][ C1] ? do_idle+0x3e4/0x670
[ 286.722004][ C1] ? idle_inject_timer_fn+0x60/0x60
[ 286.722029][ C1] ? do_idle+0x6/0x670
[ 286.722048][ C1] ? cpu_startup_entry+0x14/0x20
[ 286.722067][ C1] ? start_secondary+0x371/0x500
[ 286.722087][ C1] ? arch_scale_freq_tick+0x120/0x120
[ 286.722110][ C1] ? secondary_startup_64_no_verify+0xb1/0xbb
[ 286.722137][ C1]
[ 286.722627][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 286.989844][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0
[ 286.997811][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
[ 287.007854][ T27] Call Trace:
[ 287.011130][ T27]
[ 287.014051][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 287.018743][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 287.024366][ T27] ? panic+0x860/0x860
[ 287.028433][ T27] panic+0x318/0x860
[ 287.032344][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 287.037966][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 287.044125][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 287.049350][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 287.055427][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 287.061582][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 287.067729][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 287.073877][ T27] watchdog+0xeb0/0xeb0
[ 287.078031][ T27] kthread+0x3f6/0x4f0
[ 287.082102][ T27] ? hungtask_pm_notify+0x50/0x50
[ 287.087115][ T27] ? kthread_blkcg+0xd0/0xd0
[ 287.091695][ T27] ret_from_fork+0x1f/0x30
[ 287.096123][ T27]
[ 287.099440][ T27] Kernel Offset: disabled
[ 287.103776][ T27] Rebooting in 86400 seconds..