Warning: Permanently added '10.128.0.242' (ED25519) to the list of known hosts. 2025/02/20 01:48:20 ignoring optional flag "sandboxArg"="0" 2025/02/20 01:48:21 parsed 1 programs [ 81.232569][ T5838] cgroup: Unknown subsys name 'net' [ 81.349313][ T5838] cgroup: Unknown subsys name 'cpuset' [ 81.358280][ T5838] cgroup: Unknown subsys name 'rlimit' [ 81.898518][ T836] cfg80211: failed to load regulatory.db [ 82.730289][ T5838] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 85.266705][ T5845] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 86.161128][ T5877] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.170638][ T5877] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.181258][ T5877] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.190723][ T5877] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.198537][ T5877] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.206273][ T5877] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.381930][ T2993] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.393204][ T2993] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.439451][ T67] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.448125][ T67] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.875128][ T1326] [ 87.877497][ T1326] ====================================================== [ 87.884519][ T1326] WARNING: possible circular locking dependency detected [ 87.891534][ T1326] 6.13.0-syzkaller-g8784714d7f27 #0 Not tainted [ 87.897754][ T1326] ------------------------------------------------------ [ 87.904749][ T1326] kworker/u8:6/1326 is trying to acquire lock: [ 87.910874][ T1326] ffffffff8fed6808 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0xac2/0x2030 [ 87.921219][ T1326] [ 87.921219][ T1326] but task is already holding lock: [ 87.928561][ T1326] ffff8880233b0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 87.938887][ T1326] [ 87.938887][ T1326] which lock already depends on the new lock. [ 87.938887][ T1326] [ 87.949280][ T1326] [ 87.949280][ T1326] the existing dependency chain (in reverse order) is: [ 87.958302][ T1326] [ 87.958302][ T1326] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 87.966020][ T1326] lock_acquire+0x1ed/0x550 [ 87.971032][ T1326] __mutex_lock+0x19c/0x1010 [ 87.976133][ T1326] wiphy_register+0x1913/0x2650 [ 87.981517][ T1326] ieee80211_register_hw+0x35d9/0x42e0 [ 87.987509][ T1326] mac80211_hwsim_new_radio+0x2ae8/0x4a40 [ 87.993749][ T1326] init_mac80211_hwsim+0x87a/0xb00 [ 87.999373][ T1326] do_one_initcall+0x248/0x930 [ 88.004642][ T1326] do_initcall_level+0x157/0x210 [ 88.010084][ T1326] do_initcalls+0x71/0xd0 [ 88.014916][ T1326] kernel_init_freeable+0x435/0x5d0 [ 88.020622][ T1326] kernel_init+0x1d/0x2b0 [ 88.025459][ T1326] ret_from_fork+0x4b/0x80 [ 88.030399][ T1326] ret_from_fork_asm+0x1a/0x30 [ 88.035670][ T1326] [ 88.035670][ T1326] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 88.042873][ T1326] validate_chain+0x18ef/0x5920 [ 88.048224][ T1326] __lock_acquire+0x1397/0x2100 [ 88.053613][ T1326] lock_acquire+0x1ed/0x550 [ 88.058633][ T1326] __mutex_lock+0x19c/0x1010 [ 88.063724][ T1326] unregister_netdevice_many_notify+0xac2/0x2030 [ 88.070555][ T1326] unregister_netdevice_queue+0x303/0x370 [ 88.076800][ T1326] _cfg80211_unregister_wdev+0x163/0x590 [ 88.082930][ T1326] ieee80211_remove_interfaces+0x4ef/0x700 [ 88.089241][ T1326] ieee80211_unregister_hw+0x5d/0x2c0 [ 88.095115][ T1326] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 88.101167][ T1326] hwsim_exit_net+0x5c1/0x670 [ 88.106346][ T1326] cleanup_net+0x812/0xd60 [ 88.111260][ T1326] process_scheduled_works+0xabe/0x18e0 [ 88.117308][ T1326] worker_thread+0x870/0xd30 [ 88.122400][ T1326] kthread+0x7a9/0x920 [ 88.126971][ T1326] ret_from_fork+0x4b/0x80 [ 88.131890][ T1326] ret_from_fork_asm+0x1a/0x30 [ 88.137153][ T1326] [ 88.137153][ T1326] other info that might help us debug this: [ 88.137153][ T1326] [ 88.147358][ T1326] Possible unsafe locking scenario: [ 88.147358][ T1326] [ 88.154784][ T1326] CPU0 CPU1 [ 88.160125][ T1326] ---- ---- [ 88.165466][ T1326] lock(&rdev->wiphy.mtx); [ 88.169954][ T1326] lock(rtnl_mutex); [ 88.176438][ T1326] lock(&rdev->wiphy.mtx); [ 88.183440][ T1326] lock(rtnl_mutex); [ 88.187404][ T1326] [ 88.187404][ T1326] *** DEADLOCK *** [ 88.187404][ T1326] [ 88.195525][ T1326] 4 locks held by kworker/u8:6/1326: [ 88.200787][ T1326] #0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x98b/0x18e0 [ 88.211639][ T1326] #1: ffffc9000422fc60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x9c6/0x18e0 [ 88.222140][ T1326] #2: ffffffff8feca0d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17a/0xd60 [ 88.231514][ T1326] #3: ffff8880233b0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 88.242287][ T1326] [ 88.242287][ T1326] stack backtrace: [ 88.248167][ T1326] CPU: 1 UID: 0 PID: 1326 Comm: kworker/u8:6 Not tainted 6.13.0-syzkaller-g8784714d7f27 #0 [ 88.248178][ T1326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 88.248189][ T1326] Workqueue: netns cleanup_net [ 88.248205][ T1326] Call Trace: [ 88.248211][ T1326] [ 88.248215][ T1326] dump_stack_lvl+0x241/0x360 [ 88.248228][ T1326] ? __pfx_dump_stack_lvl+0x10/0x10 [ 88.248237][ T1326] ? __pfx__printk+0x10/0x10 [ 88.248252][ T1326] print_circular_bug+0x13a/0x1b0 [ 88.248263][ T1326] check_noncircular+0x36a/0x4a0 [ 88.248273][ T1326] ? __pfx_check_noncircular+0x10/0x10 [ 88.248283][ T1326] ? lockdep_lock+0x123/0x2b0 [ 88.248295][ T1326] ? mark_lock+0x9a/0x360 [ 88.248304][ T1326] validate_chain+0x18ef/0x5920 [ 88.248313][ T1326] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 88.248329][ T1326] ? __pfx_validate_chain+0x10/0x10 [ 88.248337][ T1326] ? __schedule+0x1916/0x4c90 [ 88.248350][ T1326] ? mark_lock+0x9a/0x360 [ 88.248358][ T1326] ? __lock_acquire+0x1397/0x2100 [ 88.248370][ T1326] ? __pfx___schedule+0x10/0x10 [ 88.248384][ T1326] ? mark_lock+0x9a/0x360 [ 88.248393][ T1326] __lock_acquire+0x1397/0x2100 [ 88.248408][ T1326] lock_acquire+0x1ed/0x550 [ 88.248419][ T1326] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 88.248433][ T1326] ? __pfx_lock_acquire+0x10/0x10 [ 88.248446][ T1326] ? __pfx___might_resched+0x10/0x10 [ 88.248457][ T1326] ? prepare_to_wait_event+0x3bd/0x400 [ 88.248472][ T1326] __mutex_lock+0x19c/0x1010 [ 88.248485][ T1326] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 88.248498][ T1326] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 88.248510][ T1326] ? __pfx___mutex_lock+0x10/0x10 [ 88.248522][ T1326] ? __pfx___might_resched+0x10/0x10 [ 88.248533][ T1326] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 88.248551][ T1326] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 88.248563][ T1326] unregister_netdevice_many_notify+0xac2/0x2030 [ 88.248575][ T1326] ? mark_lock+0x9a/0x360 [ 88.248585][ T1326] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 88.248596][ T1326] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 88.248609][ T1326] ? __pfx_lock_release+0x10/0x10 [ 88.248625][ T1326] unregister_netdevice_queue+0x303/0x370 [ 88.248636][ T1326] ? __pfx_up_write+0x10/0x10 [ 88.248645][ T1326] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 88.248657][ T1326] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 88.248669][ T1326] _cfg80211_unregister_wdev+0x163/0x590 [ 88.248681][ T1326] ieee80211_remove_interfaces+0x4ef/0x700 [ 88.248696][ T1326] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 88.248709][ T1326] ? rcu_is_watching+0x15/0xb0 [ 88.248719][ T1326] ieee80211_unregister_hw+0x5d/0x2c0 [ 88.248732][ T1326] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 88.248747][ T1326] ? __pfx_mac80211_hwsim_del_radio+0x10/0x10 [ 88.248762][ T1326] hwsim_exit_net+0x5c1/0x670 [ 88.248774][ T1326] ? __pfx_hwsim_exit_net+0x10/0x10 [ 88.248786][ T1326] ? __ip_vs_dev_cleanup_batch+0x239/0x260 [ 88.248797][ T1326] cleanup_net+0x812/0xd60 [ 88.248807][ T1326] ? __pfx_cleanup_net+0x10/0x10 [ 88.248817][ T1326] ? process_scheduled_works+0x9c6/0x18e0 [ 88.248828][ T1326] process_scheduled_works+0xabe/0x18e0 [ 88.248844][ T1326] ? __pfx_process_scheduled_works+0x10/0x10 [ 88.248856][ T1326] ? assign_work+0x364/0x3d0 [ 88.248867][ T1326] worker_thread+0x870/0xd30 [ 88.248879][ T1326] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 88.248891][ T1326] ? __kthread_parkme+0x169/0x1d0 [ 88.248903][ T1326] ? __pfx_worker_thread+0x10/0x10 [ 88.248914][ T1326] kthread+0x7a9/0x920 [ 88.248926][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.248938][ T1326] ? __pfx_worker_thread+0x10/0x10 [ 88.248949][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.248960][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.248973][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.248984][ T1326] ? _raw_spin_unlock_irq+0x23/0x50 [ 88.248994][ T1326] ? lockdep_hardirqs_on+0x99/0x150 [ 88.249007][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.249019][ T1326] ret_from_fork+0x4b/0x80 [ 88.249031][ T1326] ? __pfx_kthread+0x10/0x10 [ 88.249042][ T1326] ret_from_fork_asm+0x1a/0x30 [ 88.249055][ T1326]