[ 473.597373][ T13] wlan1: authentication with 08:02:11:00:00:00 timed out [ 473.744816][ T8152] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 473.778160][ T24] wlan1: No basic rates, using min rate instead [ 473.785369][ T24] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 473.795018][ T24] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 473.908006][ T2982] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 474.017407][ T13] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 474.127298][ T2982] wlan1: authentication with 08:02:11:00:00:00 timed out [ 474.270349][ T8154] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 474.308857][ T24] wlan1: No basic rates, using min rate instead [ 474.316574][ T24] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 474.325966][ T24] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 474.437278][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 474.547312][ T13] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 474.657298][ T13] wlan1: authentication with 08:02:11:00:00:00 timed out [ 474.796861][ T8156] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 474.827849][ T24] wlan1: No basic rates, using min rate instead [ 474.834951][ T24] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 474.845572][ T24] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 474.957279][ T13] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 475.067318][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 475.177325][ T8078] wlan1: authentication with 08:02:11:00:00:00 timed out [ 475.323276][ T8158] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 475.357821][ T981] wlan1: No basic rates, using min rate instead [ 475.365984][ T981] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 475.375703][ T981] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 475.487195][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 475.597272][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 475.707283][ T13] wlan1: authentication with 08:02:11:00:00:00 timed out [ 475.849974][ T8160] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 475.888903][ T981] wlan1: No basic rates, using min rate instead [ 475.896035][ T981] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 475.905159][ T981] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 476.017251][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 476.127384][ T2982] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 476.237241][ T13] wlan1: authentication with 08:02:11:00:00:00 timed out [ 476.376835][ T8162] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 476.408336][ T981] wlan1: No basic rates, using min rate instead [ 476.415505][ T981] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 476.424712][ T981] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 476.537285][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 476.647401][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 476.757335][ T13] wlan1: authentication with 08:02:11:00:00:00 timed out [ 476.904092][ T8164] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 476.937891][ T24] wlan1: No basic rates, using min rate instead [ 476.945077][ T24] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 476.956167][ T24] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 477.067934][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) [ 477.177490][ T8078] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 477.287889][ T8078] wlan1: authentication with 08:02:11:00:00:00 timed out [ 477.434923][ T8078] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 477.518465][ T8078] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 477.567342][ T8078] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 477.630189][ T8078] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 477.758798][ T8078] bridge_slave_1: left allmulticast mode [ 477.764497][ T8078] bridge_slave_1: left promiscuous mode [ 477.776331][ T8078] bridge0: port 2(bridge_slave_1) entered disabled state [ 477.785840][ T8078] bridge_slave_0: left allmulticast mode [ 477.792192][ T8078] bridge_slave_0: left promiscuous mode [ 477.798438][ T8078] bridge0: port 1(bridge_slave_0) entered disabled state [ 478.017251][ T8078] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 478.028267][ T8078] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 478.038125][ T8078] bond0 (unregistering): Released all slaves [ 478.292658][ T8078] hsr_slave_0: left promiscuous mode [ 478.301287][ T8078] hsr_slave_1: left promiscuous mode [ 478.308440][ T8078] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 478.315941][ T8078] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 478.325375][ T8078] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 478.334549][ T8078] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 478.356021][ T8078] veth1_macvtap: left promiscuous mode [ 478.361804][ T8078] veth0_macvtap: left promiscuous mode [ 478.369395][ T8078] veth1_vlan: left promiscuous mode [ 478.374865][ T8078] veth0_vlan: left promiscuous mode [ 478.778445][ T8078] team0 (unregistering): Port device team_slave_1 removed [ 478.806645][ T8078] team0 (unregistering): Port device team_slave_0 removed Warning: Permanently added '10.128.1.233' (ED25519) to the list of known hosts. [ 479.625073][ T8078] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 479.647246][ T8078] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 479.680816][ T2982] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 479.689163][ T2982] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 479.727086][ T8205] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 479.754684][ T8208] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 479.768169][ T981] wlan1: No basic rates, using min rate instead executing program executing program [ 479.775812][ T981] wlan1: authenticate with 08:02:11:00:00:00 (local address=08:02:11:00:00:01) [ 479.786289][ T981] wlan1: send auth to 08:02:11:00:00:00 (try 1/3) [ 479.811634][ T8211] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program [ 479.843671][ T8212] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program [ 479.886271][ T8216] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 479.917814][ T2982] wlan1: send auth to 08:02:11:00:00:00 (try 2/3) executing program [ 479.929909][ T8217] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 479.966429][ T8220] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 479.993784][ T8221] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.020363][ T8222] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.030504][ T66] wlan1: send auth to 08:02:11:00:00:00 (try 3/3) [ 480.056163][ T8224] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.081806][ T8225] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.106084][ T8227] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.150091][ T8228] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.182402][ T8230] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.213837][ T8231] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.250335][ T8233] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.276359][ T8235] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.301989][ T8238] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.331447][ T8239] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.358109][ T8241] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.385016][ T8243] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.414106][ T8244] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.441961][ T8247] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.478586][ T8249] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.505217][ T8251] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.539367][ T8253] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.571224][ T8255] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.605260][ T8256] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.635801][ T8258] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.668570][ T8259] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.712634][ T8261] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.745017][ T8262] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program executing program [ 480.769967][ T8263] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.797753][ T8265] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium executing program [ 480.824293][ T8266] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.862237][ T66] wlan1: authentication with 08:02:11:00:00:00 timed out [ 480.871648][ T8269] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 480.882114][ T66] ================================================================== [ 480.890199][ T66] BUG: KASAN: slab-use-after-free in _raw_spin_lock+0x2e/0x40 [ 480.897796][ T66] Read of size 1 at addr ffff888058aaec90 by task kworker/u8:4/66 [ 480.905710][ T66] [ 480.908075][ T66] CPU: 0 UID: 0 PID: 66 Comm: kworker/u8:4 Not tainted 6.16.0-rc6-syzkaller-g6832a9317eee #0 PREEMPT(full) [ 480.908099][ T66] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 480.908110][ T66] Workqueue: events_unbound cfg80211_wiphy_work [ 480.908150][ T66] Call Trace: [ 480.908157][ T66] [ 480.908165][ T66] dump_stack_lvl+0x189/0x250 [ 480.908187][ T66] ? __virt_addr_valid+0x1c8/0x5c0 [ 480.908208][ T66] ? rcu_is_watching+0x15/0xb0 [ 480.908228][ T66] ? __pfx_dump_stack_lvl+0x10/0x10 [ 480.908247][ T66] ? rcu_is_watching+0x15/0xb0 [ 480.908265][ T66] ? lock_release+0x4b/0x3e0 [ 480.908282][ T66] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 480.908307][ T66] ? __virt_addr_valid+0x1c8/0x5c0 [ 480.908327][ T66] ? __virt_addr_valid+0x4a5/0x5c0 [ 480.908348][ T66] print_report+0xca/0x230 [ 480.908364][ T66] ? _raw_spin_lock+0x2e/0x40 [ 480.908385][ T66] kasan_report+0x118/0x150 [ 480.908409][ T66] ? _raw_spin_lock+0x2e/0x40 [ 480.908434][ T66] ? lockref_get+0x15/0x60 [ 480.908453][ T66] __kasan_check_byte+0x2a/0x40 [ 480.908475][ T66] lock_acquire+0x8d/0x360 [ 480.908492][ T66] ? do_raw_spin_lock+0x121/0x290 [ 480.908516][ T66] _raw_spin_lock+0x2e/0x40 [ 480.908538][ T66] ? lockref_get+0x15/0x60 [ 480.908557][ T66] lockref_get+0x15/0x60 [ 480.908575][ T66] simple_recursive_removal+0x35/0x690 [ 480.908597][ T66] ? mntput+0x65/0xc0 [ 480.908615][ T66] ? __pfx_remove_one+0x10/0x10 [ 480.908639][ T66] debugfs_remove+0x5b/0x70 [ 480.908659][ T66] ieee80211_sta_debugfs_remove+0x40/0x70 [ 480.908676][ T66] __sta_info_destroy_part2+0x352/0x450 [ 480.908700][ T66] sta_info_destroy_addr+0xf5/0x140 [ 480.908721][ T66] ieee80211_destroy_auth_data+0x12d/0x260 [ 480.908744][ T66] ieee80211_sta_work+0x11cf/0x3600 [ 480.908768][ T66] ? kasan_save_track+0x3e/0x80 [ 480.908787][ T66] ? __kasan_slab_free+0x62/0x70 [ 480.908807][ T66] ? kmem_cache_free+0x18f/0x400 [ 480.908829][ T66] ? ieee80211_iface_work+0x997/0xfe0 [ 480.908847][ T66] ? cfg80211_wiphy_work+0x2df/0x460 [ 480.908866][ T66] ? process_scheduled_works+0xae1/0x17b0 [ 480.908885][ T66] ? worker_thread+0x8a0/0xda0 [ 480.908902][ T66] ? kthread+0x70e/0x8a0 [ 480.908922][ T66] ? ret_from_fork+0x3fc/0x770 [ 480.908939][ T66] ? ret_from_fork_asm+0x1a/0x30 [ 480.908963][ T66] ? __lock_acquire+0xab9/0xd20 [ 480.908980][ T66] ? __pfx_ieee80211_sta_work+0x10/0x10 [ 480.909009][ T66] ? do_raw_spin_lock+0x121/0x290 [ 480.909035][ T66] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 480.909060][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 480.909078][ T66] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 480.909102][ T66] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 480.909126][ T66] ? kcov_remote_stop+0x17e/0x6d0 [ 480.909150][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 480.909169][ T66] ? skb_dequeue+0x10e/0x150 [ 480.909187][ T66] ? ieee80211_iface_work+0xcd4/0xfe0 [ 480.909206][ T66] ? ieee80211_iface_work+0xeef/0xfe0 [ 480.909228][ T66] cfg80211_wiphy_work+0x2df/0x460 [ 480.909250][ T66] ? process_scheduled_works+0x9ef/0x17b0 [ 480.909269][ T66] process_scheduled_works+0xae1/0x17b0 [ 480.909300][ T66] ? __pfx_process_scheduled_works+0x10/0x10 [ 480.909326][ T66] worker_thread+0x8a0/0xda0 [ 480.909356][ T66] kthread+0x70e/0x8a0 [ 480.909379][ T66] ? __pfx_worker_thread+0x10/0x10 [ 480.909398][ T66] ? __pfx_kthread+0x10/0x10 [ 480.909420][ T66] ? _raw_spin_unlock_irq+0x23/0x50 [ 480.909444][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 480.909459][ T66] ? __pfx_kthread+0x10/0x10 [ 480.909481][ T66] ret_from_fork+0x3fc/0x770 [ 480.909500][ T66] ? __pfx_ret_from_fork+0x10/0x10 [ 480.909519][ T66] ? __switch_to_asm+0x39/0x70 [ 480.909539][ T66] ? __switch_to_asm+0x33/0x70 [ 480.909559][ T66] ? __pfx_kthread+0x10/0x10 [ 480.909581][ T66] ret_from_fork_asm+0x1a/0x30 [ 480.909608][ T66] [ 480.909615][ T66] [ 481.287892][ T66] Allocated by task 981: [ 481.292146][ T66] kasan_save_track+0x3e/0x80 [ 481.296853][ T66] __kasan_slab_alloc+0x6c/0x80 [ 481.301723][ T66] kmem_cache_alloc_lru_noprof+0x1c6/0x3d0 [ 481.307637][ T66] __d_alloc+0x31/0x6f0 [ 481.311818][ T66] d_alloc_parallel+0xe0/0x14e0 [ 481.316687][ T66] __lookup_slow+0x116/0x3d0 [ 481.321382][ T66] start_creating+0x22e/0x3c0 [ 481.326087][ T66] debugfs_create_dir+0x28/0x420 [ 481.331060][ T66] ieee80211_sta_debugfs_add+0x12c/0x850 [ 481.336723][ T66] sta_info_insert_rcu+0xfac/0x1940 [ 481.341962][ T66] sta_info_insert+0x16/0xc0 [ 481.346574][ T66] ieee80211_prep_connection+0x10cd/0x1600 [ 481.352411][ T66] ieee80211_mgd_auth+0xee3/0x1770 [ 481.357635][ T66] cfg80211_mlme_auth+0x632/0x9c0 [ 481.362674][ T66] cfg80211_conn_do_work+0x501/0xd10 [ 481.367984][ T66] cfg80211_conn_work+0x2c0/0x440 [ 481.373028][ T66] process_scheduled_works+0xae1/0x17b0 [ 481.378676][ T66] worker_thread+0x8a0/0xda0 [ 481.383286][ T66] kthread+0x70e/0x8a0 [ 481.387375][ T66] ret_from_fork+0x3fc/0x770 [ 481.392072][ T66] ret_from_fork_asm+0x1a/0x30 [ 481.396871][ T66] [ 481.399203][ T66] Freed by task 23: [ 481.403015][ T66] kasan_save_track+0x3e/0x80 [ 481.407709][ T66] kasan_save_free_info+0x46/0x50 [ 481.412746][ T66] __kasan_slab_free+0x62/0x70 [ 481.417528][ T66] kmem_cache_free+0x18f/0x400 [ 481.422338][ T66] rcu_core+0xca8/0x1710 [ 481.426595][ T66] handle_softirqs+0x286/0x870 [ 481.431384][ T66] run_ksoftirqd+0x9b/0x100 [ 481.435906][ T66] smpboot_thread_fn+0x53f/0xa60 [ 481.440860][ T66] kthread+0x70e/0x8a0 [ 481.444950][ T66] ret_from_fork+0x3fc/0x770 [ 481.449557][ T66] ret_from_fork_asm+0x1a/0x30 [ 481.454340][ T66] [ 481.456676][ T66] Last potentially related work creation: [ 481.462396][ T66] kasan_save_stack+0x3e/0x60 [ 481.467093][ T66] kasan_record_aux_stack+0xbd/0xd0 [ 481.472484][ T66] call_rcu+0x157/0x9c0 [ 481.476745][ T66] __dentry_kill+0x4d2/0x660 [ 481.481359][ T66] dput+0x19f/0x2b0 [ 481.485187][ T66] find_next_child+0x1e5/0x250 [ 481.490004][ T66] simple_recursive_removal+0xf4/0x690 [ 481.495486][ T66] debugfs_remove+0x5b/0x70 [ 481.500045][ T66] ieee80211_debugfs_recreate_netdev+0xbf/0x1460 [ 481.506399][ T66] drv_remove_interface+0x1fa/0x590 [ 481.511698][ T66] ieee80211_change_mac+0x912/0x12c0 [ 481.516994][ T66] netif_set_mac_address+0x2f9/0x4c0 [ 481.522291][ T66] dev_set_mac_address_user+0x137/0x270 [ 481.527853][ T66] dev_ioctl+0x7b4/0x1150 [ 481.532233][ T66] sock_do_ioctl+0x22c/0x300 [ 481.536938][ T66] sock_ioctl+0x576/0x790 [ 481.541279][ T66] __se_sys_ioctl+0xf9/0x170 [ 481.545993][ T66] do_syscall_64+0xfa/0x3b0 [ 481.550506][ T66] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 481.556421][ T66] [ 481.558755][ T66] The buggy address belongs to the object at ffff888058aaebc0 [ 481.558755][ T66] which belongs to the cache dentry of size 312 [ 481.572475][ T66] The buggy address is located 208 bytes inside of [ 481.572475][ T66] freed 312-byte region [ffff888058aaebc0, ffff888058aaecf8) [ 481.586291][ T66] [ 481.588710][ T66] The buggy address belongs to the physical page: [ 481.595158][ T66] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x58aae [ 481.603965][ T66] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 481.612480][ T66] memcg:ffff888075300d01 [ 481.616739][ T66] anon flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) [ 481.624756][ T66] page_type: f5(slab) [ 481.628763][ T66] raw: 00fff00000000040 ffff88801ba95780 0000000000000000 dead000000000001 [ 481.637364][ T66] raw: 0000000000000000 0000000000150015 00000000f5000000 ffff888075300d01 [ 481.646012][ T66] head: 00fff00000000040 ffff88801ba95780 0000000000000000 dead000000000001 [ 481.654699][ T66] head: 0000000000000000 0000000000150015 00000000f5000000 ffff888075300d01 [ 481.663392][ T66] head: 00fff00000000001 ffffea000162ab81 00000000ffffffff 00000000ffffffff [ 481.672180][ T66] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 481.680868][ T66] page dumped because: kasan: bad access detected [ 481.687316][ T66] page_owner tracks the page as allocated [ 481.693041][ T66] page last allocated via order 1, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_RECLAIMABLE|__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 24, tgid 24 (kworker/1:0), ts 174376116550, free_ts 22020069131 [ 481.715823][ T66] post_alloc_hook+0x240/0x2a0 [ 481.720612][ T66] get_page_from_freelist+0x21e4/0x22c0 [ 481.726177][ T66] __alloc_frozen_pages_noprof+0x181/0x370 [ 481.732004][ T66] alloc_pages_mpol+0x232/0x4a0 [ 481.736883][ T66] allocate_slab+0x8a/0x3b0 [ 481.741414][ T66] ___slab_alloc+0xbfc/0x1480 [ 481.746103][ T66] kmem_cache_alloc_lru_noprof+0x288/0x3d0 [ 481.751928][ T66] __d_alloc+0x31/0x6f0 [ 481.756098][ T66] d_alloc_parallel+0xe0/0x14e0 [ 481.760969][ T66] __lookup_slow+0x116/0x3d0 [ 481.765573][ T66] start_creating+0x22e/0x3c0 [ 481.770264][ T66] __debugfs_create_file+0x79/0x4f0 [ 481.775564][ T66] debugfs_create_file_full+0x3f/0x60 [ 481.780958][ T66] sta_info_insert_rcu+0x10b3/0x1940 [ 481.786385][ T66] sta_info_insert+0x16/0xc0 [ 481.790999][ T66] ieee80211_prep_connection+0x10cd/0x1600 [ 481.796829][ T66] page last free pid 1 tgid 1 stack trace: [ 481.802729][ T66] __free_frozen_pages+0xc71/0xe70 [ 481.807985][ T66] free_contig_range+0x1bd/0x4a0 [ 481.812938][ T66] destroy_args+0x7e/0x5d0 [ 481.817376][ T66] debug_vm_pgtable+0x412/0x450 [ 481.822243][ T66] do_one_initcall+0x233/0x820 [ 481.827032][ T66] do_initcall_level+0x137/0x1f0 [ 481.832025][ T66] do_initcalls+0x69/0xd0 [ 481.836379][ T66] kernel_init_freeable+0x3d9/0x570 [ 481.841598][ T66] kernel_init+0x1d/0x1d0 [ 481.845953][ T66] ret_from_fork+0x3fc/0x770 [ 481.850564][ T66] ret_from_fork_asm+0x1a/0x30 [ 481.855354][ T66] [ 481.857693][ T66] Memory state around the buggy address: [ 481.863427][ T66] ffff888058aaeb80: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb [ 481.871511][ T66] ffff888058aaec00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 481.879587][ T66] >ffff888058aaec80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc [ 481.887669][ T66] ^ [ 481.892268][ T66] ffff888058aaed00: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb [ 481.900429][ T66] ffff888058aaed80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 481.908501][ T66] ================================================================== [ 481.917188][ T66] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 481.924401][ T66] CPU: 0 UID: 0 PID: 66 Comm: kworker/u8:4 Not tainted 6.16.0-rc6-syzkaller-g6832a9317eee #0 PREEMPT(full) [ 481.935857][ T66] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 481.945929][ T66] Workqueue: events_unbound cfg80211_wiphy_work [ 481.952178][ T66] Call Trace: [ 481.955451][ T66] [ 481.958386][ T66] dump_stack_lvl+0x99/0x250 [ 481.962971][ T66] ? __asan_memcpy+0x40/0x70 [ 481.967552][ T66] ? __pfx_dump_stack_lvl+0x10/0x10 [ 481.972742][ T66] ? __pfx__printk+0x10/0x10 [ 481.977332][ T66] panic+0x2db/0x790 [ 481.981216][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 481.986406][ T66] ? __pfx_panic+0x10/0x10 [ 481.990813][ T66] ? _raw_spin_unlock_irqrestore+0xa8/0x110 [ 481.996702][ T66] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 482.002611][ T66] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 482.008938][ T66] ? _raw_spin_lock+0x2e/0x40 [ 482.013610][ T66] check_panic_on_warn+0x89/0xb0 [ 482.018544][ T66] ? _raw_spin_lock+0x2e/0x40 [ 482.023219][ T66] end_report+0x78/0x160 [ 482.027460][ T66] kasan_report+0x129/0x150 [ 482.031960][ T66] ? _raw_spin_lock+0x2e/0x40 [ 482.036671][ T66] ? lockref_get+0x15/0x60 [ 482.041088][ T66] __kasan_check_byte+0x2a/0x40 [ 482.046025][ T66] lock_acquire+0x8d/0x360 [ 482.050435][ T66] ? do_raw_spin_lock+0x121/0x290 [ 482.055485][ T66] _raw_spin_lock+0x2e/0x40 [ 482.059985][ T66] ? lockref_get+0x15/0x60 [ 482.064395][ T66] lockref_get+0x15/0x60 [ 482.068632][ T66] simple_recursive_removal+0x35/0x690 [ 482.074084][ T66] ? mntput+0x65/0xc0 [ 482.078062][ T66] ? __pfx_remove_one+0x10/0x10 [ 482.082909][ T66] debugfs_remove+0x5b/0x70 [ 482.087407][ T66] ieee80211_sta_debugfs_remove+0x40/0x70 [ 482.093117][ T66] __sta_info_destroy_part2+0x352/0x450 [ 482.098662][ T66] sta_info_destroy_addr+0xf5/0x140 [ 482.103852][ T66] ieee80211_destroy_auth_data+0x12d/0x260 [ 482.109739][ T66] ieee80211_sta_work+0x11cf/0x3600 [ 482.115103][ T66] ? kasan_save_track+0x3e/0x80 [ 482.119975][ T66] ? __kasan_slab_free+0x62/0x70 [ 482.124907][ T66] ? kmem_cache_free+0x18f/0x400 [ 482.129840][ T66] ? ieee80211_iface_work+0x997/0xfe0 [ 482.135207][ T66] ? cfg80211_wiphy_work+0x2df/0x460 [ 482.140481][ T66] ? process_scheduled_works+0xae1/0x17b0 [ 482.146195][ T66] ? worker_thread+0x8a0/0xda0 [ 482.150960][ T66] ? kthread+0x70e/0x8a0 [ 482.155194][ T66] ? ret_from_fork+0x3fc/0x770 [ 482.159951][ T66] ? ret_from_fork_asm+0x1a/0x30 [ 482.164889][ T66] ? __lock_acquire+0xab9/0xd20 [ 482.169731][ T66] ? __pfx_ieee80211_sta_work+0x10/0x10 [ 482.175444][ T66] ? do_raw_spin_lock+0x121/0x290 [ 482.180641][ T66] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 482.186529][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 482.191715][ T66] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 482.197602][ T66] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 482.203921][ T66] ? kcov_remote_stop+0x17e/0x6d0 [ 482.208940][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 482.214132][ T66] ? skb_dequeue+0x10e/0x150 [ 482.218714][ T66] ? ieee80211_iface_work+0xcd4/0xfe0 [ 482.224079][ T66] ? ieee80211_iface_work+0xeef/0xfe0 [ 482.229445][ T66] cfg80211_wiphy_work+0x2df/0x460 [ 482.234565][ T66] ? process_scheduled_works+0x9ef/0x17b0 [ 482.240466][ T66] process_scheduled_works+0xae1/0x17b0 [ 482.246027][ T66] ? __pfx_process_scheduled_works+0x10/0x10 [ 482.252009][ T66] worker_thread+0x8a0/0xda0 [ 482.256602][ T66] kthread+0x70e/0x8a0 [ 482.260670][ T66] ? __pfx_worker_thread+0x10/0x10 [ 482.265784][ T66] ? __pfx_kthread+0x10/0x10 [ 482.270387][ T66] ? _raw_spin_unlock_irq+0x23/0x50 [ 482.275579][ T66] ? lockdep_hardirqs_on+0x9c/0x150 [ 482.280767][ T66] ? __pfx_kthread+0x10/0x10 [ 482.285352][ T66] ret_from_fork+0x3fc/0x770 [ 482.289937][ T66] ? __pfx_ret_from_fork+0x10/0x10 [ 482.295242][ T66] ? __switch_to_asm+0x39/0x70 [ 482.300032][ T66] ? __switch_to_asm+0x33/0x70 [ 482.304813][ T66] ? __pfx_kthread+0x10/0x10 [ 482.309413][ T66] ret_from_fork_asm+0x1a/0x30 [ 482.314186][ T66] [ 482.317568][ T66] Kernel Offset: disabled [ 482.321939][ T66] Rebooting in 86400 seconds..