Warning: Permanently added '10.128.0.150' (ED25519) to the list of known hosts. executing program syzkaller login: [ 73.332436][ T4246] loop0: detected capacity change from 0 to 32768 [ 73.344806][ T4246] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 scanned by syz-executor362 (4246) [ 73.371374][ T4246] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 73.382071][ T4246] BTRFS info (device loop0): using crc32c (crc32c-intel) checksum algorithm [ 73.391002][ T4246] BTRFS info (device loop0): metadata ratio 2 [ 73.397228][ T4246] BTRFS info (device loop0): force zlib compression, level 3 [ 73.404779][ T4246] BTRFS info (device loop0): use zlib compression, level 3 [ 73.412283][ T4246] BTRFS info (device loop0): enabling auto defrag [ 73.418880][ T4246] BTRFS info (device loop0): max_inline at 0 [ 73.424989][ T4246] BTRFS info (device loop0): using free space tree [ 73.455221][ T4246] BTRFS info (device loop0): enabling ssd optimizations [ 73.479820][ T27] audit: type=1800 audit(1730575009.599:2): pid=4246 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor362" name="bus" dev="loop0" ino=263 res=0 errno=0 [ 86.690152][ T26] cfg80211: failed to load regulatory.db [ 286.369721][ T28] INFO: task syz-executor362:4246 blocked for more than 143 seconds. [ 286.377998][ T28] Not tainted 6.1.115-syzkaller #0 [ 286.384032][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.393053][ T28] task:syz-executor362 state:D stack:23152 pid:4246 ppid:4245 flags:0x00004006 [ 286.402528][ T28] Call Trace: [ 286.405883][ T28] [ 286.408900][ T28] __schedule+0x143f/0x4570 [ 286.413604][ T28] ? release_firmware_map_entry+0x186/0x186 [ 286.419632][ T28] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 286.425564][ T28] ? do_raw_spin_unlock+0x137/0x8a0 [ 286.430842][ T28] schedule+0xbf/0x180 [ 286.434938][ T28] wait_extent_bit+0x423/0x570 [ 286.439811][ T28] ? __set_extent_bit+0x13b1/0x18c0 [ 286.445156][ T28] ? clear_state_bit+0x330/0x330 [ 286.450168][ T28] ? wake_bit_function+0x210/0x210 [ 286.455337][ T28] lock_extent+0x17a/0x200 [ 286.459844][ T28] ? try_lock_extent+0x1a0/0x1a0 [ 286.464822][ T28] ? folio_wait_writeback+0x1aa/0x1e0 [ 286.470321][ T28] btrfs_page_mkwrite+0x550/0xc90 [ 286.475483][ T28] ? btrfs_dio_write+0x100/0x100 [ 286.480570][ T28] ? do_raw_spin_lock+0x14a/0x370 [ 286.485626][ T28] do_page_mkwrite+0x1a1/0x5f0 [ 286.490471][ T28] wp_page_shared+0x164/0x380 [ 286.495181][ T28] handle_mm_fault+0x2525/0x5340 [ 286.500261][ T28] ? mt_find+0x29a/0xc60 [ 286.504551][ T28] ? mt_find+0x29a/0xc60 [ 286.508903][ T28] ? numa_migrate_prep+0x250/0x250 [ 286.514086][ T28] ? lock_mm_and_find_vma+0xae/0x2e0 [ 286.519477][ T28] exc_page_fault+0x26f/0x620 [ 286.524200][ T28] asm_exc_page_fault+0x22/0x30 [ 286.529116][ T28] RIP: 0010:copy_user_short_string+0xd/0x40 [ 286.535037][ T28] Code: 74 0a 89 d1 f3 a4 89 c8 0f 01 ca c3 89 d0 0f 01 ca c3 01 ca eb e7 0f 1f 80 00 00 00 00 89 d1 83 e2 07 c1 e9 03 74 12 4c 8b 06 <4c> 89 07 48 8d 76 08 48 8d 7f 08 ff c9 75 ee 21 d2 74 10 89 d1 8a [ 286.554748][ T28] RSP: 0018:ffffc90003c5f3b0 EFLAGS: 00050202 [ 286.560875][ T28] RAX: ffffffff8439c801 RBX: 00007fffffffefc8 RCX: 0000000000000007 [ 286.568917][ T28] RDX: 0000000000000000 RSI: ffffc90003c5f460 RDI: 00000000200004e0 [ 286.576994][ T28] RBP: ffffc90003c5f510 R08: 0000000000000000 R09: fffff5200078be93 [ 286.585062][ T28] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000038 [ 286.593149][ T28] R13: ffffc90003c5f460 R14: 00000000200004e0 R15: ffffc90003c5f460 [ 286.601273][ T28] ? _copy_to_user+0x81/0x130 [ 286.606007][ T28] _copy_to_user+0xe9/0x130 [ 286.610736][ T28] fiemap_fill_next_extent+0x231/0x410 [ 286.616255][ T28] ? vfs_ioctl+0xc0/0xc0 [ 286.620589][ T28] ? btrfs_is_data_extent_shared+0x110c/0x1390 [ 286.626780][ T28] fiemap_process_hole+0x107e/0x1290 [ 286.632169][ T28] ? extent_fiemap+0x1ff0/0x1ff0 [ 286.637162][ T28] ? btrfs_get_token_64+0x600/0x600 [ 286.642462][ T28] ? memcpy+0x3c/0x60 [ 286.646487][ T28] extent_fiemap+0xef7/0x1ff0 [ 286.651317][ T28] ? try_release_extent_mapping+0x560/0x560 [ 286.657251][ T28] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.663743][ T28] ? print_irqtrace_events+0x210/0x210 [ 286.669317][ T28] ? _raw_spin_lock_irq+0xdb/0x110 [ 286.674442][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.679692][ T28] ? lockdep_hardirqs_on+0x94/0x130 [ 286.684924][ T28] ? _raw_spin_unlock_irq+0x2a/0x40 [ 286.690312][ T28] ? btrfs_lookup_first_ordered_extent+0x50a/0x700 [ 286.696853][ T28] ? btrfs_wait_ordered_range+0x242/0x260 [ 286.702653][ T28] btrfs_fiemap+0x174/0x1e0 [ 286.707186][ T28] ? btrfs_getattr+0x4f0/0x4f0 [ 286.712033][ T28] ? __might_fault+0xbd/0x110 [ 286.716752][ T28] ? btrfs_getattr+0x4f0/0x4f0 [ 286.721571][ T28] do_vfs_ioctl+0x18e9/0x2a90 [ 286.726271][ T28] ? __x64_compat_sys_ioctl+0x80/0x80 [ 286.731731][ T28] ? __lock_acquire+0x1f80/0x1f80 [ 286.736785][ T28] ? lockdep_hardirqs_on+0x94/0x130 [ 286.742069][ T28] ? __kmem_cache_free+0x25c/0x3c0 [ 286.747210][ T28] ? tomoyo_path_number_perm+0x61b/0x7f0 [ 286.752926][ T28] ? tomoyo_path_number_perm+0x68a/0x7f0 [ 286.758619][ T28] ? tomoyo_path_number_perm+0x1f2/0x7f0 [ 286.764276][ T28] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 286.769841][ T28] ? rcu_is_watching+0x11/0xb0 [ 286.774654][ T28] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.780755][ T28] ? print_irqtrace_events+0x210/0x210 [ 286.786265][ T28] ? fpregs_activate+0xc0/0x260 [ 286.791230][ T28] ? bpf_lsm_file_ioctl+0x5/0x10 [ 286.796307][ T28] ? security_file_ioctl+0x7d/0xa0 [ 286.801504][ T28] __se_sys_ioctl+0x81/0x160 [ 286.806119][ T28] do_syscall_64+0x3b/0xb0 [ 286.810614][ T28] ? clear_bhb_loop+0x45/0xa0 [ 286.815312][ T28] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 286.821309][ T28] RIP: 0033:0x7f894aeacf99 [ 286.825785][ T28] RSP: 002b:00007ffc576054b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 286.834278][ T28] RAX: ffffffffffffffda RBX: 70735f6473736f6e RCX: 00007f894aeacf99 [ 286.842390][ T28] RDX: 00000000200004c0 RSI: 00000000c020660b RDI: 0000000000000004 [ 286.850434][ T28] RBP: 00007f894af265f0 R08: 0000000000000000 R09: 0000000000000000 [ 286.858479][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc576054f0 [ 286.866489][ T28] R13: 00007ffc57605718 R14: 431bde82d7b634db R15: 00007f894aef603b [ 286.874560][ T28] [ 286.877617][ T28] [ 286.877617][ T28] Showing all locks held in the system: [ 286.885393][ T28] 1 lock held by rcu_tasks_kthre/12: [ 286.890753][ T28] #0: ffffffff8d32b1d0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 286.901292][ T28] 1 lock held by rcu_tasks_trace/13: [ 286.906613][ T28] #0: ffffffff8d32b9d0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 286.917778][ T28] 1 lock held by khungtaskd/28: [ 286.922675][ T28] #0: ffffffff8d32b000 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 [ 286.932809][ T28] 2 locks held by getty/4010: [ 286.937520][ T28] #0: ffff88814d377098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.947400][ T28] #1: ffffc900032462f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 [ 286.957620][ T28] 4 locks held by syz-executor362/4246: [ 286.963217][ T28] #0: ffff888070ff1920 (&sb->s_type->i_mutex_key#15){++++}-{3:3}, at: btrfs_inode_lock+0x5c/0xd0 [ 286.973961][ T28] #1: ffff88801cb1bd58 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2e0 [ 286.984044][ T28] #2: ffff88807e6f2558 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x1a1/0x5f0 [ 286.993656][ T28] #3: ffff888070ff17a8 (&ei->i_mmap_lock){++++}-{3:3}, at: btrfs_page_mkwrite+0x421/0xc90 [ 287.003802][ T28] [ 287.006149][ T28] ============================================= [ 287.006149][ T28] [ 287.014637][ T28] NMI backtrace for cpu 1 [ 287.018983][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.115-syzkaller #0 [ 287.026871][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.036923][ T28] Call Trace: [ 287.040203][ T28] [ 287.043134][ T28] dump_stack_lvl+0x1e3/0x2cb [ 287.047813][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 287.053270][ T28] ? panic+0x764/0x764 [ 287.057335][ T28] ? vprintk_emit+0x622/0x740 [ 287.062105][ T28] ? printk_sprint+0x490/0x490 [ 287.066877][ T28] ? nmi_cpu_backtrace+0x252/0x560 [ 287.072171][ T28] nmi_cpu_backtrace+0x4e1/0x560 [ 287.077125][ T28] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 287.083284][ T28] ? _printk+0xd1/0x111 [ 287.087465][ T28] ? panic+0x764/0x764 [ 287.091546][ T28] ? __wake_up_klogd+0xcc/0x100 [ 287.096407][ T28] ? panic+0x764/0x764 [ 287.100486][ T28] ? nmi_trigger_cpumask_backtrace+0xe0/0x3f0 [ 287.106586][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.112656][ T28] nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 [ 287.118674][ T28] watchdog+0xf88/0xfd0 [ 287.122933][ T28] ? watchdog+0x1f8/0xfd0 [ 287.127284][ T28] kthread+0x28d/0x320 [ 287.131359][ T28] ? hungtask_pm_notify+0x50/0x50 [ 287.136395][ T28] ? kthread_blkcg+0xd0/0xd0 [ 287.140990][ T28] ret_from_fork+0x1f/0x30 [ 287.145424][ T28] [ 287.148561][ T28] Sending NMI from CPU 1 to CPUs 0: [ 287.153808][ C0] NMI backtrace for cpu 0 [ 287.153824][ C0] CPU: 0 PID: 51 Comm: kworker/u4:3 Not tainted 6.1.115-syzkaller #0 [ 287.153843][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.153853][ C0] Workqueue: events_unbound toggle_allocation_gate [ 287.153882][ C0] RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x30/0x80 [ 287.153909][ C0] Code: 8b 15 84 d9 77 7e 65 8b 05 85 d9 77 7e 25 00 01 ff 00 74 10 3d 00 01 00 00 75 5b 83 ba 1c 16 00 00 00 74 52 8b 82 f8 15 00 00 <83> f8 03 75 47 48 8b 8a 00 16 00 00 44 8b 8a fc 15 00 00 49 c1 e1 [ 287.153923][ C0] RSP: 0018:ffffc90000bc7598 EFLAGS: 00000246 [ 287.153936][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff97337103 [ 287.153947][ C0] RDX: ffff88801c6a3b80 RSI: 0000000000000000 RDI: 0000000000000000 [ 287.153958][ C0] RBP: ffffc90000bc7980 R08: ffffffff817f35c3 R09: fffffbfff1d34076 [ 287.153971][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 [ 287.153981][ C0] R13: dffffc0000000000 R14: ffffffff8e9a03a8 R15: 0000000000000003 [ 287.153993][ C0] FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 287.154007][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.154019][ C0] CR2: 000055f47a51f600 CR3: 000000000d08e000 CR4: 00000000003506f0 [ 287.154034][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.154044][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.154054][ C0] Call Trace: [ 287.154060][ C0] [ 287.154065][ C0] ? nmi_cpu_backtrace+0x3de/0x560 [ 287.154084][ C0] ? read_lock_is_recursive+0x10/0x10 [ 287.154113][ C0] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 287.154131][ C0] ? nmi_handle+0x25/0x440 [ 287.154165][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 287.154181][ C0] ? nmi_handle+0x12e/0x440 [ 287.154208][ C0] ? nmi_handle+0x25/0x440 [ 287.154234][ C0] ? __sanitizer_cov_trace_const_cmp1+0x30/0x80 [ 287.154257][ C0] ? default_do_nmi+0x62/0x150 [ 287.154276][ C0] ? exc_nmi+0xa8/0x100 [ 287.154294][ C0] ? end_repeat_nmi+0x16/0x31 [ 287.154312][ C0] ? smp_call_function_many_cond+0x253/0x3460 [ 287.154337][ C0] ? __sanitizer_cov_trace_const_cmp1+0x30/0x80 [ 287.154361][ C0] ? __sanitizer_cov_trace_const_cmp1+0x30/0x80 [ 287.154385][ C0] ? __sanitizer_cov_trace_const_cmp1+0x30/0x80 [ 287.154409][ C0] [ 287.154413][ C0] [ 287.154418][ C0] smp_call_function_many_cond+0x253/0x3460 [ 287.154450][ C0] ? text_poke_sync+0x20/0x20 [ 287.154479][ C0] ? __text_poke+0x81a/0x9a0 [ 287.154499][ C0] ? mark_lock+0x9a/0x340 [ 287.154524][ C0] ? smp_call_function_many+0x30/0x30 [ 287.154546][ C0] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 287.154574][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 287.154595][ C0] ? _raw_spin_unlock+0x24/0x40 [ 287.154617][ C0] ? kmem_cache_alloc_bulk+0x11a/0x4d0 [ 287.154638][ C0] ? __text_poke+0x81a/0x9a0 [ 287.154661][ C0] ? kmem_cache_alloc_bulk+0x11a/0x4d0 [ 287.154682][ C0] ? __text_poke+0x9a0/0x9a0 [ 287.154704][ C0] ? text_poke+0x90/0x90 [ 287.154723][ C0] ? kmem_cache_alloc_bulk+0x11a/0x4d0 [ 287.154745][ C0] ? perf_event_text_poke+0x254/0x320 [ 287.154765][ C0] ? __mutex_trylock_common+0x17e/0x2e0 [ 287.154789][ C0] ? perf_event_bpf_output+0x270/0x270 [ 287.154809][ C0] ? trace_raw_output_contention_end+0xd0/0xd0 [ 287.154835][ C0] ? text_poke_sync+0x20/0x20 [ 287.154857][ C0] on_each_cpu_cond_mask+0x3b/0x80 [ 287.154880][ C0] text_poke_bp_batch+0x860/0x940 [ 287.154905][ C0] ? kmem_cache_alloc_bulk+0x11b/0x4d0 [ 287.154927][ C0] ? text_poke_loc_init+0x680/0x680 [ 287.154951][ C0] ? arch_jump_label_transform_queue+0x7d/0xd0 [ 287.154975][ C0] text_poke_finish+0x16/0x30 [ 287.154996][ C0] arch_jump_label_transform_apply+0x13/0x20 [ 287.155014][ C0] static_key_disable_cpuslocked+0xce/0x1b0 [ 287.155039][ C0] static_key_disable+0x16/0x20 [ 287.155060][ C0] toggle_allocation_gate+0x3e0/0x480 [ 287.155083][ C0] ? show_object+0xa0/0xa0 [ 287.155105][ C0] ? wake_bit_function+0x210/0x210 [ 287.155131][ C0] ? print_irqtrace_events+0x210/0x210 [ 287.155156][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 287.155180][ C0] ? do_raw_spin_unlock+0x137/0x8a0 [ 287.155201][ C0] ? process_one_work+0x7a9/0x11d0 [ 287.155222][ C0] process_one_work+0x8a9/0x11d0 [ 287.155250][ C0] ? worker_detach_from_pool+0x260/0x260 [ 287.155273][ C0] ? _raw_spin_lock_irqsave+0x120/0x120 [ 287.155295][ C0] ? kthread_data+0x4e/0xc0 [ 287.155322][ C0] ? wq_worker_running+0x97/0x190 [ 287.155340][ C0] worker_thread+0xa47/0x1200 [ 287.155373][ C0] kthread+0x28d/0x320 [ 287.155387][ C0] ? worker_clr_flags+0x190/0x190 [ 287.155407][ C0] ? kthread_blkcg+0xd0/0xd0 [ 287.155423][ C0] ret_from_fork+0x1f/0x30 [ 287.155454][ C0] [ 287.155461][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.653 msecs [ 287.155810][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 287.638810][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.115-syzkaller #0 [ 287.646711][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 287.656794][ T28] Call Trace: [ 287.660078][ T28] [ 287.663049][ T28] dump_stack_lvl+0x1e3/0x2cb [ 287.667779][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 287.673264][ T28] ? panic+0x764/0x764 [ 287.677352][ T28] ? vscnprintf+0x59/0x80 [ 287.681782][ T28] panic+0x318/0x764 [ 287.685712][ T28] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 287.691929][ T28] ? memcpy_page_flushcache+0xfc/0xfc [ 287.697311][ T28] ? nmi_trigger_cpumask_backtrace+0x2bf/0x3f0 [ 287.703470][ T28] ? nmi_trigger_cpumask_backtrace+0x338/0x3f0 [ 287.709633][ T28] ? nmi_trigger_cpumask_backtrace+0x33d/0x3f0 [ 287.715802][ T28] watchdog+0xfc7/0xfd0 [ 287.719998][ T28] ? watchdog+0x1f8/0xfd0 [ 287.724339][ T28] kthread+0x28d/0x320 [ 287.728423][ T28] ? hungtask_pm_notify+0x50/0x50 [ 287.733462][ T28] ? kthread_blkcg+0xd0/0xd0 [ 287.738064][ T28] ret_from_fork+0x1f/0x30 [ 287.742507][ T28] [ 287.745853][ T28] Kernel Offset: disabled [ 287.750207][ T28] Rebooting in 86400 seconds..