[ 81.975182][ T8] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts. 2025/02/19 03:21:30 ignoring optional flag "sandboxArg"="0" 2025/02/19 03:21:32 parsed 1 programs [ 88.495415][ T5836] cgroup: Unknown subsys name 'net' [ 88.602327][ T5836] cgroup: Unknown subsys name 'cpuset' [ 88.610199][ T5836] cgroup: Unknown subsys name 'rlimit' [ 89.931100][ T5836] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.463735][ T5842] 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. [ 93.652604][ T54] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 93.661217][ T54] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 93.669886][ T54] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 93.678091][ T54] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 93.686476][ T54] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 93.699517][ T54] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.206163][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.217055][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.234375][ T3508] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.242861][ T3508] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.711725][ T12] [ 94.714112][ T12] ====================================================== [ 94.721131][ T12] WARNING: possible circular locking dependency detected [ 94.728161][ T12] 6.13.0-syzkaller-g8784714d7f27 #0 Not tainted [ 94.734402][ T12] ------------------------------------------------------ [ 94.741420][ T12] kworker/u8:1/12 is trying to acquire lock: [ 94.747486][ T12] ffffffff8fed6808 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0xac2/0x2030 [ 94.757881][ T12] [ 94.757881][ T12] but task is already holding lock: [ 94.765251][ T12] ffff88805ac70768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 94.775629][ T12] [ 94.775629][ T12] which lock already depends on the new lock. [ 94.775629][ T12] [ 94.786035][ T12] [ 94.786035][ T12] the existing dependency chain (in reverse order) is: [ 94.795059][ T12] [ 94.795059][ T12] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 94.802829][ T12] lock_acquire+0x1ed/0x550 [ 94.807879][ T12] __mutex_lock+0x19c/0x1010 [ 94.813016][ T12] wiphy_register+0x1913/0x2650 [ 94.818397][ T12] ieee80211_register_hw+0x35d9/0x42e0 [ 94.824384][ T12] mac80211_hwsim_new_radio+0x2ae8/0x4a40 [ 94.830619][ T12] init_mac80211_hwsim+0x87a/0xb00 [ 94.836241][ T12] do_one_initcall+0x248/0x930 [ 94.841511][ T12] do_initcall_level+0x157/0x210 [ 94.847129][ T12] do_initcalls+0x71/0xd0 [ 94.851963][ T12] kernel_init_freeable+0x435/0x5d0 [ 94.857665][ T12] kernel_init+0x1d/0x2b0 [ 94.862502][ T12] ret_from_fork+0x4b/0x80 [ 94.867433][ T12] ret_from_fork_asm+0x1a/0x30 [ 94.872707][ T12] [ 94.872707][ T12] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 94.879928][ T12] validate_chain+0x18ef/0x5920 [ 94.885307][ T12] __lock_acquire+0x1397/0x2100 [ 94.890677][ T12] lock_acquire+0x1ed/0x550 [ 94.895697][ T12] __mutex_lock+0x19c/0x1010 [ 94.900805][ T12] unregister_netdevice_many_notify+0xac2/0x2030 [ 94.907655][ T12] unregister_netdevice_queue+0x303/0x370 [ 94.913887][ T12] _cfg80211_unregister_wdev+0x163/0x590 [ 94.920030][ T12] ieee80211_remove_interfaces+0x4ef/0x700 [ 94.926350][ T12] ieee80211_unregister_hw+0x5d/0x2c0 [ 94.932233][ T12] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 94.938290][ T12] hwsim_exit_net+0x5c1/0x670 [ 94.943481][ T12] cleanup_net+0x812/0xd60 [ 94.948437][ T12] process_scheduled_works+0xabe/0x18e0 [ 94.954507][ T12] worker_thread+0x870/0xd30 [ 94.959647][ T12] kthread+0x7a9/0x920 [ 94.964228][ T12] ret_from_fork+0x4b/0x80 [ 94.969155][ T12] ret_from_fork_asm+0x1a/0x30 [ 94.974431][ T12] [ 94.974431][ T12] other info that might help us debug this: [ 94.974431][ T12] [ 94.984646][ T12] Possible unsafe locking scenario: [ 94.984646][ T12] [ 94.992081][ T12] CPU0 CPU1 [ 94.997431][ T12] ---- ---- [ 95.002782][ T12] lock(&rdev->wiphy.mtx); [ 95.007278][ T12] lock(rtnl_mutex); [ 95.013770][ T12] lock(&rdev->wiphy.mtx); [ 95.020874][ T12] lock(rtnl_mutex); [ 95.024847][ T12] [ 95.024847][ T12] *** DEADLOCK *** [ 95.024847][ T12] [ 95.032977][ T12] 4 locks held by kworker/u8:1/12: [ 95.038072][ T12] #0: ffff88801bef5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x98b/0x18e0 [ 95.048951][ T12] #1: ffffc90000117c60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x9c6/0x18e0 [ 95.059478][ T12] #2: ffffffff8feca0d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17a/0xd60 [ 95.068869][ T12] #3: ffff88805ac70768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x129/0x700 [ 95.079659][ T12] [ 95.079659][ T12] stack backtrace: [ 95.086073][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u8:1 Not tainted 6.13.0-syzkaller-g8784714d7f27 #0 [ 95.086088][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 95.086100][ T12] Workqueue: netns cleanup_net [ 95.086119][ T12] Call Trace: [ 95.086127][ T12] [ 95.086134][ T12] dump_stack_lvl+0x241/0x360 [ 95.086150][ T12] ? __pfx_dump_stack_lvl+0x10/0x10 [ 95.086162][ T12] ? __pfx__printk+0x10/0x10 [ 95.086183][ T12] print_circular_bug+0x13a/0x1b0 [ 95.086198][ T12] check_noncircular+0x36a/0x4a0 [ 95.086212][ T12] ? __pfx_check_noncircular+0x10/0x10 [ 95.086225][ T12] ? lockdep_lock+0x123/0x2b0 [ 95.086245][ T12] validate_chain+0x18ef/0x5920 [ 95.086264][ T12] ? __pfx_validate_chain+0x10/0x10 [ 95.086280][ T12] ? mark_lock+0x9a/0x360 [ 95.086291][ T12] ? __lock_acquire+0x1397/0x2100 [ 95.086313][ T12] ? mark_lock+0x9a/0x360 [ 95.086324][ T12] __lock_acquire+0x1397/0x2100 [ 95.086345][ T12] lock_acquire+0x1ed/0x550 [ 95.086361][ T12] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 95.086380][ T12] ? __pfx_lock_acquire+0x10/0x10 [ 95.086397][ T12] ? __pfx___might_resched+0x10/0x10 [ 95.086413][ T12] ? finish_wait+0xd4/0x1e0 [ 95.086431][ T12] __mutex_lock+0x19c/0x1010 [ 95.086448][ T12] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 95.086468][ T12] ? unregister_netdevice_many_notify+0xac2/0x2030 [ 95.086484][ T12] ? __pfx___mutex_lock+0x10/0x10 [ 95.086500][ T12] ? __pfx___might_resched+0x10/0x10 [ 95.086516][ T12] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 95.086532][ T12] ? unregister_netdevice_many_notify+0x9fa/0x2030 [ 95.086549][ T12] unregister_netdevice_many_notify+0xac2/0x2030 [ 95.086565][ T12] ? mark_lock+0x9a/0x360 [ 95.086579][ T12] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 95.086595][ T12] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 95.086613][ T12] ? __pfx_lock_release+0x10/0x10 [ 95.086635][ T12] unregister_netdevice_queue+0x303/0x370 [ 95.086649][ T12] ? __pfx_up_write+0x10/0x10 [ 95.086662][ T12] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 95.086678][ T12] ? kernfs_remove_by_name_ns+0x11b/0x160 [ 95.086695][ T12] _cfg80211_unregister_wdev+0x163/0x590 [ 95.086717][ T12] ieee80211_remove_interfaces+0x4ef/0x700 [ 95.086738][ T12] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 95.086755][ T12] ? rcu_is_watching+0x15/0xb0 [ 95.086771][ T12] ieee80211_unregister_hw+0x5d/0x2c0 [ 95.086788][ T12] mac80211_hwsim_del_radio+0x2c4/0x4c0 [ 95.086809][ T12] ? __pfx_mac80211_hwsim_del_radio+0x10/0x10 [ 95.086829][ T12] hwsim_exit_net+0x5c1/0x670 [ 95.086846][ T12] ? __pfx_hwsim_exit_net+0x10/0x10 [ 95.086862][ T12] ? __ip_vs_dev_cleanup_batch+0x239/0x260 [ 95.086877][ T12] cleanup_net+0x812/0xd60 [ 95.086891][ T12] ? __pfx_cleanup_net+0x10/0x10 [ 95.086905][ T12] ? process_scheduled_works+0x9c6/0x18e0 [ 95.086920][ T12] process_scheduled_works+0xabe/0x18e0 [ 95.086942][ T12] ? __pfx_process_scheduled_works+0x10/0x10 [ 95.086960][ T12] ? assign_work+0x364/0x3d0 [ 95.086975][ T12] worker_thread+0x870/0xd30 [ 95.086994][ T12] ? __kthread_parkme+0x169/0x1d0 [ 95.087010][ T12] ? __pfx_worker_thread+0x10/0x10 [ 95.087025][ T12] kthread+0x7a9/0x920 [ 95.087042][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087058][ T12] ? __pfx_worker_thread+0x10/0x10 [ 95.087073][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087089][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087106][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087121][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 95.087136][ T12] ? lockdep_hardirqs_on+0x99/0x150 [ 95.087153][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087169][ T12] ret_from_fork+0x4b/0x80 [ 95.087185][ T12] ? __pfx_kthread+0x10/0x10 [ 95.087201][ T12] ret_from_fork_asm+0x1a/0x30 [ 95.087219][ T12]