Warning: Permanently added '10.128.1.106' (ED25519) to the list of known hosts. executing program [ 70.683723][ T4245] loop0: detected capacity change from 0 to 8192 [ 86.616083][ T128] cfg80211: failed to load regulatory.db [ 286.296411][ T27] INFO: task syz-executor178:4244 blocked for more than 143 seconds. [ 286.304734][ T27] Not tainted 6.1.124-syzkaller #0 [ 286.310382][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.321936][ T27] task:syz-executor178 state:D stack:23880 pid:4244 ppid:4242 flags:0x00004002 [ 286.331583][ T27] Call Trace: [ 286.335132][ T27] [ 286.338095][ T27] __schedule+0x143f/0x4570 [ 286.342760][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 286.349215][ T27] ? release_firmware_map_entry+0x186/0x186 [ 286.355390][ T27] ? prepare_to_wait_event+0x3b5/0x3f0 [ 286.360894][ T27] schedule+0xbf/0x180 [ 286.365429][ T27] wb_wait_for_completion+0x162/0x290 [ 286.370869][ T27] ? __bpf_trace_writeback_inode_template+0x20/0x20 [ 286.377807][ T27] ? wake_bit_function+0x210/0x210 [ 286.382981][ T27] __writeback_inodes_sb_nr+0x2ce/0x370 [ 286.389003][ T27] ? writeback_inodes_sb_nr+0x30/0x30 [ 286.394648][ T27] ? get_nr_dirty_inodes+0x2ab/0x2e0 [ 286.399975][ T27] sync_filesystem+0xa0/0x220 [ 286.405052][ T27] generic_shutdown_super+0x6b/0x340 [ 286.410373][ T27] kill_block_super+0x7a/0xe0 [ 286.415419][ T27] deactivate_locked_super+0xa0/0x110 [ 286.420832][ T27] cleanup_mnt+0x490/0x520 [ 286.425823][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.431061][ T27] task_work_run+0x246/0x300 [ 286.436589][ T27] ? task_work_cancel+0x2e0/0x2e0 [ 286.441658][ T27] ? exit_to_user_mode_loop+0x39/0x100 [ 286.447654][ T27] exit_to_user_mode_loop+0xde/0x100 [ 286.452971][ T27] exit_to_user_mode_prepare+0xb1/0x140 [ 286.458869][ T27] syscall_exit_to_user_mode+0x60/0x270 [ 286.464729][ T27] do_syscall_64+0x47/0xb0 [ 286.469203][ T27] ? clear_bhb_loop+0x45/0xa0 [ 286.473898][ T27] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 286.480313][ T27] RIP: 0033:0x7fe8be953447 [ 286.485013][ T27] RSP: 002b:00007fffad14b9a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 286.493458][ T27] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fe8be953447 [ 286.501758][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffad14ba60 [ 286.510012][ T27] RBP: 00007fffad14ba60 R08: 0000000000000000 R09: 0000000000000000 [ 286.518215][ T27] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007fffad14cad0 [ 286.526511][ T27] R13: 00005555842946c0 R14: 431bde82d7b634db R15: 00007fffad14caf0 [ 286.534877][ T27] [ 286.537975][ T27] [ 286.537975][ T27] Showing all locks held in the system: [ 286.546405][ T27] 3 locks held by kworker/u4:0/9: [ 286.551455][ T27] 1 lock held by rcu_tasks_kthre/12: [ 286.557446][ T27] #0: ffffffff8d32b290 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 286.568224][ T27] 1 lock held by rcu_tasks_trace/13: [ 286.573526][ T27] #0: ffffffff8d32ba90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 286.585012][ T27] 1 lock held by khungtaskd/27: [ 286.589880][ T27] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 [ 286.600172][ T27] 2 locks held by getty/4007: [ 286.605085][ T27] #0: ffff88814d3b7098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.615195][ T27] #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 [ 286.625677][ T27] 1 lock held by syz-executor178/4244: [ 286.631161][ T27] #0: ffff88807d4840e0 (&type->s_umount_key#42){+.+.}-{3:3}, at: deactivate_super+0xa9/0xe0 [ 286.641898][ T27] [ 286.644503][ T27] ============================================= [ 286.644503][ T27] [ 286.652950][ T27] NMI backtrace for cpu 1 [ 286.657296][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.1.124-syzkaller #0 [ 286.665206][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 286.675362][ T27] Call Trace: [ 286.678670][ T27] [ 286.681624][ T27] dump_stack_lvl+0x1e3/0x2cb [ 286.686384][ T27] ? nf_tcp_handle_invalid+0x642/0x642 [ 286.691885][ T27] ? panic+0x764/0x764 [ 286.696059][ T27] ? vprintk_emit+0x622/0x740 [ 286.700779][ T27] ? printk_sprint+0x490/0x490 [ 286.705593][ T27] ? nmi_cpu_backtrace+0x252/0x560 [ 286.710752][ T27] nmi_cpu_backtrace+0x4e1/0x560 [ 286.715737][ T27] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 286.721951][ T27] ? _printk+0xd1/0x111 [ 286.726140][ T27] ? panic+0x764/0x764 [ 286.730241][ T27] ? __wake_up_klogd+0xcc/0x100 [ 286.735110][ T27] ? panic+0x764/0x764 [ 286.739199][ T27] ? nmi_trigger_cpumask_backtrace+0xe0/0x3f0 [ 286.745298][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.751385][ T27] nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 [ 286.757408][ T27] watchdog+0xf88/0xfd0 [ 286.761623][ T27] ? watchdog+0x1f8/0xfd0 [ 286.765984][ T27] kthread+0x28d/0x320 [ 286.770071][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.775121][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.779731][ T27] ret_from_fork+0x1f/0x30 [ 286.784200][ T27] [ 286.787387][ T27] Sending NMI from CPU 1 to CPUs 0: [ 286.792651][ C0] NMI backtrace for cpu 0 [ 286.792667][ C0] CPU: 0 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.124-syzkaller #0 [ 286.792688][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 286.792698][ C0] Workqueue: writeback wb_workfn (flush-7:0) [ 286.792730][ C0] RIP: 0010:__sanitizer_cov_trace_cmp1+0x7c/0x80 [ 286.792755][ C0] Code: 8d 42 28 4c 39 c8 77 22 89 f8 89 f6 49 ff c2 4c 89 11 48 c7 44 0a 08 00 00 00 00 48 89 44 0a 10 48 89 74 0a 18 4c 89 44 0a 20 0f 1f 00 4c 8b 04 24 65 48 8b 15 54 d2 77 7e 65 8b 05 55 d2 77 [ 286.792771][ C0] RSP: 0018:ffffc900000e6fc8 EFLAGS: 00000293 [ 286.792784][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff888017f50000 [ 286.792795][ C0] RDX: ffff888017f50000 RSI: 0000000000000006 RDI: 0000000000000000 [ 286.792805][ C0] RBP: 0000000000000006 R08: ffffffff8aaebd28 R09: fffffbfff2249c4d [ 286.792816][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888023fc3182 [ 286.792827][ C0] R13: 1ffff110047f8630 R14: dffffc0000000000 R15: ffff888023fc3180 [ 286.792839][ C0] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 286.792853][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.792864][ C0] CR2: 0000556f366b9928 CR3: 000000000d08e000 CR4: 00000000003506f0 [ 286.792878][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.792887][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.792897][ C0] Call Trace: [ 286.792902][ C0] [ 286.792908][ C0] ? nmi_cpu_backtrace+0x3de/0x560 [ 286.792934][ C0] ? read_lock_is_recursive+0x10/0x10 [ 286.792961][ C0] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 286.792987][ C0] ? nmi_handle+0x25/0x440 [ 286.793018][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 286.793033][ C0] ? nmi_handle+0x12e/0x440 [ 286.793058][ C0] ? nmi_handle+0x25/0x440 [ 286.793082][ C0] ? __sanitizer_cov_trace_cmp1+0x7c/0x80 [ 286.793102][ C0] ? default_do_nmi+0x62/0x150 [ 286.793119][ C0] ? exc_nmi+0xa8/0x100 [ 286.793134][ C0] ? end_repeat_nmi+0x16/0x31 [ 286.793152][ C0] ? xas_load+0xa8/0x140 [ 286.793174][ C0] ? __sanitizer_cov_trace_cmp1+0x7c/0x80 [ 286.793195][ C0] ? __sanitizer_cov_trace_cmp1+0x7c/0x80 [ 286.793216][ C0] ? __sanitizer_cov_trace_cmp1+0x7c/0x80 [ 286.793237][ C0] [ 286.793242][ C0] [ 286.793246][ C0] xas_load+0xa8/0x140 [ 286.793270][ C0] __filemap_get_folio+0x22c/0xe80 [ 286.793288][ C0] ? __filemap_get_folio+0x150/0xe80 [ 286.793303][ C0] ? page_cache_prev_miss+0x500/0x500 [ 286.793320][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.793346][ C0] ? print_irqtrace_events+0x210/0x210 [ 286.793372][ C0] pagecache_get_page+0x28/0x250 [ 286.793398][ C0] __find_get_block+0x3d8/0x1120 [ 286.793417][ C0] ? write_boundary_block+0xb0/0xb0 [ 286.793438][ C0] ? PageUptodate+0xd9/0x290 [ 286.793458][ C0] __getblk_gfp+0x146/0xa20 [ 286.793479][ C0] __bread_gfp+0x2a/0x370 [ 286.793496][ C0] __fat_write_inode+0x281/0x9d0 [ 286.793524][ C0] ? fat_sync_inode+0x20/0x20 [ 286.793554][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 286.793573][ C0] __writeback_single_inode+0x67d/0x11e0 [ 286.793592][ C0] writeback_sb_inodes+0xc2b/0x1b20 [ 286.793607][ C0] ? move_expired_inodes+0x375/0x810 [ 286.793621][ C0] ? mark_lock+0x9a/0x340 [ 286.793657][ C0] ? queue_io+0x630/0x630 [ 286.793672][ C0] ? __writeback_inodes_wb+0x400/0x400 [ 286.793699][ C0] ? queue_io+0x42a/0x630 [ 286.793716][ C0] wb_writeback+0x49d/0xe10 [ 286.793738][ C0] ? percpu_ref_tryget+0x260/0x260 [ 286.793753][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.793779][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 286.793798][ C0] wb_workfn+0x427/0x1020 [ 286.793829][ C0] ? inode_wait_for_writeback+0x280/0x280 [ 286.793857][ C0] ? read_lock_is_recursive+0x10/0x10 [ 286.793879][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.793903][ C0] ? print_irqtrace_events+0x210/0x210 [ 286.793924][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 286.793946][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 286.793965][ C0] ? process_one_work+0x7a9/0x11d0 [ 286.793982][ C0] process_one_work+0x8a9/0x11d0 [ 286.794007][ C0] ? worker_detach_from_pool+0x260/0x260 [ 286.794030][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 286.794053][ C0] ? kthread_data+0x4e/0xc0 [ 286.794077][ C0] ? wq_worker_running+0x97/0x190 [ 286.794092][ C0] worker_thread+0xa47/0x1200 [ 286.794140][ C0] kthread+0x28d/0x320 [ 286.794154][ C0] ? worker_clr_flags+0x190/0x190 [ 286.794172][ C0] ? kthread_blkcg+0xd0/0xd0 [ 286.794187][ C0] ret_from_fork+0x1f/0x30 [ 286.794215][ C0] [ 286.794221][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.570 msecs [ 287.259969][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 287.266849][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.1.124-syzkaller #0 [ 287.274762][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.284918][ T27] Call Trace: [ 287.288219][ T27] [ 287.291163][ T27] dump_stack_lvl+0x1e3/0x2cb [ 287.295891][ T27] ? nf_tcp_handle_invalid+0x642/0x642 [ 287.301401][ T27] ? panic+0x764/0x764 [ 287.305496][ T27] ? llist_add_batch+0x160/0x1d0 [ 287.310472][ T27] ? vscnprintf+0x59/0x80 [ 287.314828][ T27] panic+0x318/0x764 [ 287.318746][ T27] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 287.325022][ T27] ? memcpy_page_flushcache+0xfc/0xfc [ 287.330418][ T27] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 287.336600][ T27] ? nmi_trigger_cpumask_backtrace+0x338/0x3f0 [ 287.342788][ T27] ? nmi_trigger_cpumask_backtrace+0x33d/0x3f0 [ 287.348997][ T27] watchdog+0xfc7/0xfd0 [ 287.353183][ T27] ? watchdog+0x1f8/0xfd0 [ 287.357538][ T27] kthread+0x28d/0x320 [ 287.361616][ T27] ? hungtask_pm_notify+0x50/0x50 [ 287.366677][ T27] ? kthread_blkcg+0xd0/0xd0 [ 287.371284][ T27] ret_from_fork+0x1f/0x30 [ 287.375739][ T27] [ 287.379033][ T27] Kernel Offset: disabled [ 287.383362][ T27] Rebooting in 86400 seconds..