Warning: Permanently added '10.128.1.163' (ED25519) to the list of known hosts. executing program [ 128.225154][ T4180] loop0: detected capacity change from 0 to 512 [ 128.308780][ T4180] EXT4-fs (loop0): inline encryption not supported [ 128.315335][ T4180] EXT4-fs (loop0): Ignoring removed bh option [ 128.337149][ T4180] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 128.442693][ T4183] loop0: detected capacity change from 0 to 512 [ 128.450775][ T4183] EXT4-fs (loop0): inline encryption not supported [ 128.457764][ T4183] EXT4-fs (loop0): Ignoring removed bh option [ 128.466879][ T4183] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 128.574419][ T4185] loop0: detected capacity change from 0 to 512 [ 128.583424][ T4185] EXT4-fs (loop0): inline encryption not supported [ 128.590143][ T4185] EXT4-fs (loop0): Ignoring removed bh option [ 128.607237][ T4185] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 128.732677][ T4187] loop0: detected capacity change from 0 to 512 [ 128.827681][ T4187] EXT4-fs (loop0): inline encryption not supported [ 128.834257][ T4187] EXT4-fs (loop0): Ignoring removed bh option [ 128.846710][ T4187] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 128.942826][ T4189] loop0: detected capacity change from 0 to 512 [ 129.027697][ T4189] EXT4-fs (loop0): inline encryption not supported [ 129.034258][ T4189] EXT4-fs (loop0): Ignoring removed bh option [ 129.046926][ T4189] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.170310][ T4191] loop0: detected capacity change from 0 to 512 [ 129.247621][ T4191] EXT4-fs (loop0): inline encryption not supported [ 129.254192][ T4191] EXT4-fs (loop0): Ignoring removed bh option [ 129.266887][ T4191] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.411041][ T4193] loop0: detected capacity change from 0 to 512 [ 129.419319][ T4193] EXT4-fs (loop0): inline encryption not supported [ 129.425874][ T4193] EXT4-fs (loop0): Ignoring removed bh option [ 129.446830][ T4193] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.550658][ T4195] loop0: detected capacity change from 0 to 512 [ 129.558556][ T4195] EXT4-fs (loop0): inline encryption not supported [ 129.565089][ T4195] EXT4-fs (loop0): Ignoring removed bh option [ 129.576765][ T4195] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.675076][ T4197] loop0: detected capacity change from 0 to 512 [ 129.683061][ T4197] EXT4-fs (loop0): inline encryption not supported [ 129.689919][ T4197] EXT4-fs (loop0): Ignoring removed bh option [ 129.716708][ T4197] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.824230][ T4199] loop0: detected capacity change from 0 to 512 [ 129.832423][ T4199] EXT4-fs (loop0): inline encryption not supported [ 129.839633][ T4199] EXT4-fs (loop0): Ignoring removed bh option [ 129.856972][ T4199] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 129.977796][ T4201] loop0: detected capacity change from 0 to 512 [ 129.985785][ T4201] EXT4-fs (loop0): inline encryption not supported [ 129.992599][ T4201] EXT4-fs (loop0): Ignoring removed bh option [ 130.007838][ T4201] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 130.127944][ T4203] loop0: detected capacity change from 0 to 512 [ 130.207874][ T4203] EXT4-fs (loop0): inline encryption not supported [ 130.214511][ T4203] EXT4-fs (loop0): Ignoring removed bh option [ 130.236724][ T4203] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 130.358477][ T4205] loop0: detected capacity change from 0 to 512 [ 130.409304][ T4205] EXT4-fs (loop0): inline encryption not supported [ 130.415981][ T4205] EXT4-fs (loop0): Ignoring removed bh option [ 130.433419][ T4205] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 130.552744][ T4207] loop0: detected capacity change from 0 to 512 [ 130.566889][ T4207] EXT4-fs (loop0): inline encryption not supported [ 130.573519][ T4207] EXT4-fs (loop0): Ignoring removed bh option [ 130.597046][ T4207] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal executing program [ 130.699117][ T4209] loop0: detected capacity change from 0 to 512 [ 130.797815][ T4209] EXT4-fs (loop0): inline encryption not supported [ 130.804373][ T4209] EXT4-fs (loop0): Ignoring removed bh option [ 130.817033][ T4209] EXT4-fs (loop0): can't mount with data=, fs mounted w/o journal [ 286.307851][ T27] INFO: task syz-executor375:4209 blocked for more than 143 seconds. [ 286.316102][ T27] Not tainted 5.15.178-syzkaller #0 [ 286.321817][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.330611][ T27] task:syz-executor375 state:D stack:25920 pid: 4209 ppid: 4179 flags:0x00004006 [ 286.339918][ T27] Call Trace: [ 286.343194][ T27] [ 286.346185][ T27] __schedule+0x12c4/0x45b0 [ 286.350736][ T27] ? __lock_acquire+0x1295/0x1ff0 [ 286.355770][ T27] ? release_firmware_map_entry+0x190/0x190 [ 286.361711][ T27] schedule+0x11b/0x1f0 [ 286.365904][ T27] schedule_timeout+0xac/0x300 [ 286.370731][ T27] ? console_conditional_schedule+0x40/0x40 [ 286.376660][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.382642][ T27] ? do_raw_spin_unlock+0x137/0x8b0 [ 286.387873][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.393081][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.398315][ T27] do_wait_for_common+0x2d9/0x480 [ 286.403357][ T27] ? console_conditional_schedule+0x40/0x40 [ 286.409350][ T27] ? wait_for_completion_killable_timeout+0x60/0x60 [ 286.415949][ T27] ? _raw_spin_lock_irq+0xdb/0x110 [ 286.421126][ T27] wait_for_completion+0x48/0x60 [ 286.426109][ T27] kthread_stop+0x178/0x580 [ 286.430636][ T27] ext4_stop_mmpd+0x43/0xb0 [ 286.435147][ T27] ext4_fill_super+0x6d67/0xa110 [ 286.440167][ T27] ? ext4_mount+0x40/0x40 [ 286.444515][ T27] ? vscnprintf+0x80/0x80 [ 286.448890][ T27] ? set_blocksize+0x1ec/0x370 [ 286.453695][ T27] mount_bdev+0x2c9/0x3f0 [ 286.458059][ T27] ? ext4_mount+0x40/0x40 [ 286.462401][ T27] legacy_get_tree+0xeb/0x180 [ 286.467111][ T27] ? ext4_errno_to_code+0x140/0x140 [ 286.472326][ T27] vfs_get_tree+0x88/0x270 [ 286.476792][ T27] do_new_mount+0x2ba/0xb40 [ 286.481308][ T27] ? do_move_mount_old+0x160/0x160 [ 286.486497][ T27] ? user_path_at_empty+0x12b/0x180 [ 286.491723][ T27] __se_sys_mount+0x2d5/0x3c0 [ 286.496442][ T27] ? __x64_sys_mount+0xc0/0xc0 [ 286.501228][ T27] ? syscall_enter_from_user_mode+0x2e/0x240 [ 286.507269][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.512483][ T27] ? __x64_sys_mount+0x1c/0xc0 [ 286.517312][ T27] do_syscall_64+0x3b/0xb0 [ 286.521748][ T27] ? clear_bhb_loop+0x15/0x70 [ 286.526465][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 286.532372][ T27] RIP: 0033:0x7f8df4ac30fa [ 286.536816][ T27] RSP: 002b:00007ffe1274fb18 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 [ 286.545237][ T27] RAX: ffffffffffffffda RBX: 00007ffe1274fb30 RCX: 00007f8df4ac30fa [ 286.553259][ T27] RDX: 0000400000000040 RSI: 0000400000000000 RDI: 00007ffe1274fb30 [ 286.561288][ T27] RBP: 0000400000000040 R08: 00007ffe1274fb70 R09: 00007ffe1274fb70 [ 286.569306][ T27] R10: 0000000003010008 R11: 0000000000000202 R12: 0000400000000000 [ 286.577310][ T27] R13: 00007ffe1274fb70 R14: 0000000000000003 R15: 0000000003010008 [ 286.585315][ T27] [ 286.588437][ T27] [ 286.588437][ T27] Showing all locks held in the system: [ 286.596198][ T27] 1 lock held by khungtaskd/27: [ 286.601160][ T27] #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 286.610597][ T27] 1 lock held by klogd/3535: [ 286.615190][ T27] #0: ffff8880b8e3a318 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 [ 286.625182][ T27] 2 locks held by getty/3926: [ 286.629888][ T27] #0: ffff88814ca4e098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.639706][ T27] #1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 [ 286.649853][ T27] 1 lock held by syz-executor375/4209: [ 286.655297][ T27] #0: ffff88807e9060e0 (&type->s_umount_key#28/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940 [ 286.665435][ T27] [ 286.667820][ T27] ============================================= [ 286.667820][ T27] [ 286.676276][ T27] NMI backtrace for cpu 1 [ 286.680626][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0 [ 286.688590][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 286.698671][ T27] Call Trace: [ 286.701951][ T27] [ 286.704896][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 286.709585][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 286.715217][ T27] ? panic+0x860/0x860 [ 286.719301][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0 [ 286.724402][ T27] nmi_cpu_backtrace+0x46a/0x4a0 [ 286.729325][ T27] ? __wake_up_klogd+0xd5/0x100 [ 286.734160][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 286.740300][ T27] ? _printk+0xd1/0x120 [ 286.744453][ T27] ? panic+0x860/0x860 [ 286.748509][ T27] ? __wake_up_klogd+0xcc/0x100 [ 286.753347][ T27] ? panic+0x860/0x860 [ 286.757409][ T27] ? wq_watchdog_touch+0xeb/0x170 [ 286.762442][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.768514][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0 [ 286.774484][ T27] watchdog+0xe72/0xeb0 [ 286.778639][ T27] kthread+0x3f6/0x4f0 [ 286.782695][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.787712][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.792295][ T27] ret_from_fork+0x1f/0x30 [ 286.796710][ T27] [ 286.799807][ T27] Sending NMI from CPU 1 to CPUs 0: [ 286.805037][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340 [ 286.806078][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 286.821698][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0 [ 286.829685][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 286.839751][ T27] Call Trace: [ 286.843016][ T27] [ 286.845935][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 286.850643][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 286.856269][ T27] ? panic+0x860/0x860 [ 286.860358][ T27] panic+0x318/0x860 [ 286.864273][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 286.869897][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 286.876077][ T27] ? fb_is_primary_device+0xd0/0xd0 [ 286.881306][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.887383][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 286.893541][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0 [ 286.899702][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0 [ 286.905880][ T27] watchdog+0xeb0/0xeb0 [ 286.910046][ T27] kthread+0x3f6/0x4f0 [ 286.914107][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.919123][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.923708][ T27] ret_from_fork+0x1f/0x30 [ 286.928121][ T27] [ 286.931491][ T27] Kernel Offset: disabled [ 286.935832][ T27] Rebooting in 86400 seconds..