[ 65.130072] ieee802154 phy0 wpan0: encryption failed: -22 [ 65.135730] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.10.52' (ED25519) to the list of known hosts. 2024/11/22 16:09:59 ignoring optional flag "sandboxArg"="0" 2024/11/22 16:10:00 parsed 1 programs [ 68.855321] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 69.232784] IPVS: ftp: loaded support on port[0] = 21 [ 69.233308] IPVS: ftp: loaded support on port[0] = 21 [ 69.245526] IPVS: ftp: loaded support on port[0] = 21 [ 69.247216] IPVS: ftp: loaded support on port[0] = 21 [ 69.259399] IPVS: ftp: loaded support on port[0] = 21 [ 69.291002] IPVS: ftp: loaded support on port[0] = 21 [ 69.338093] IPVS: ftp: loaded support on port[0] = 21 [ 69.391298] IPVS: ftp: loaded support on port[0] = 21 [ 69.396362] chnl_net:caif_netlink_parms(): no params data found [ 69.410699] IPVS: ftp: loaded support on port[0] = 21 [ 69.458525] IPVS: ftp: loaded support on port[0] = 21 [ 69.473489] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 69.479910] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.487024] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.502332] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.515987] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 69.526014] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.533914] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.540986] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.753967] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 69.773340] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 69.779903] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.854719] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 69.861992] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.179021] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 70.187690] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.194790] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.201952] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.250434] cfg80211: failed to load regulatory.db 2024/11/22 16:10:02 executed programs: 0 [ 70.788661] IPVS: ftp: loaded support on port[0] = 21 [ 70.793584] IPVS: ftp: loaded support on port[0] = 21 [ 70.814129] IPVS: ftp: loaded support on port[0] = 21 [ 70.814131] IPVS: ftp: loaded support on port[0] = 21 [ 70.828633] IPVS: ftp: loaded support on port[0] = 21 [ 70.836074] IPVS: ftp: loaded support on port[0] = 21 [ 70.929466] chnl_net:caif_netlink_parms(): no params data found [ 70.967104] chnl_net:caif_netlink_parms(): no params data found [ 71.000589] chnl_net:caif_netlink_parms(): no params data found [ 71.007390] chnl_net:caif_netlink_parms(): no params data found [ 71.020926] chnl_net:caif_netlink_parms(): no params data found [ 71.064800] chnl_net:caif_netlink_parms(): no params data found [ 72.220232] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.280062] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.287277] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.303337] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.325347] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.406500] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.432526] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.440527] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.446583] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.485180] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.533231] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.573213] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 72.588027] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.603949] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.639448] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 72.645518] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.654306] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.660939] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.671808] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 72.678006] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.790363] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 72.796650] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.806895] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 72.815360] Bluetooth: hci5: command 0x0409 tx timeout [ 72.818846] Bluetooth: hci3: command 0x0409 tx timeout [ 72.822760] Bluetooth: hci4: command 0x0409 tx timeout [ 72.831539] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.841708] Bluetooth: hci2: command 0x0409 tx timeout [ 72.857731] Bluetooth: hci0: command 0x0409 tx timeout [ 72.889177] Bluetooth: hci1: command 0x0409 tx timeout [ 73.014763] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 73.021098] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.059155] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 73.065221] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.170171] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 73.176251] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.737587] bond0 (unregistering): Released all slaves [ 74.901773] Bluetooth: hci0: command 0x041b tx timeout [ 74.907114] Bluetooth: hci2: command 0x041b tx timeout [ 74.939418] Bluetooth: hci4: command 0x041b tx timeout [ 74.961634] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 74.968425] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 74.974946] Bluetooth: hci3: command 0x041b tx timeout [ 74.984798] Bluetooth: hci5: command 0x041b tx timeout [ 74.994485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.999297] Bluetooth: hci1: command 0x041b tx timeout [ 75.006538] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.019057] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.100090] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 75.107028] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 75.124775] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.133019] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.144280] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 75.152979] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 75.169311] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.176710] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 75.189511] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.196422] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.213802] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 75.222303] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.228631] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.249796] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.258487] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.267256] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 75.274744] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 75.287313] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.294445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.318610] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.472954] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 75.489888] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 75.496371] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.513384] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.527295] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.968888] Bluetooth: hci4: command 0x040f tx timeout [ 76.974533] Bluetooth: hci2: command 0x040f tx timeout [ 76.995785] Bluetooth: hci0: command 0x040f tx timeout [ 77.058973] Bluetooth: hci1: command 0x040f tx timeout [ 77.064672] Bluetooth: hci5: command 0x040f tx timeout [ 77.090283] Bluetooth: hci3: command 0x040f tx timeout [ 77.784050] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 77.791912] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.804061] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.815827] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 77.834582] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.841582] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.851392] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.864832] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2024/11/22 16:10:09 executed programs: 12 [ 77.897169] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 77.916185] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 77.925932] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.946777] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 77.953167] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.961670] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.973940] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.978195] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.981749] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.996214] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 78.003229] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.008984] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.017688] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 78.020533] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.027078] CPU: 1 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 78.040571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 78.049919] Workqueue: hci4 hci_rx_work [ 78.054052] Call Trace: [ 78.056627] dump_stack+0x15a/0x20a [ 78.060242] sysfs_warn_dup.cold.0+0x17/0x32 [ 78.064633] sysfs_create_dir_ns+0x1c2/0x270 [ 78.069028] ? sysfs_create_mount_point+0x80/0x80 [ 78.073862] ? lock_downgrade+0x7f0/0x7f0 [ 78.078001] ? do_raw_spin_unlock+0x16e/0x260 [ 78.082485] kobject_add_internal+0x257/0x8d0 [ 78.086973] kobject_add+0x10f/0x170 [ 78.090677] ? kobject_add_internal+0x8d0/0x8d0 [ 78.091548] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.095324] ? __lockdep_init_map+0x105/0x590 [ 78.095331] ? get_device+0x20/0x20 [ 78.095334] ? lockdep_init_map+0x9/0x10 [ 78.095338] ? __raw_spin_lock_init+0x2d/0x100 [ 78.095344] device_add+0x33e/0x16b0 [ 78.095350] ? start_creating+0x137/0x1b0 [ 78.108530] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.110539] ? _dev_warn+0x100/0x100 [ 78.110547] ? hci_debugfs_create_le+0x700/0x700 [ 78.110554] hci_conn_add_sysfs+0x8e/0x160 [ 78.110560] le_conn_complete_evt+0x98b/0x1680 [ 78.110567] ? hci_check_pending_name+0x630/0x630 [ 78.110574] hci_le_meta_evt+0x357/0x3d40 [ 78.110580] ? mark_held_locks+0x130/0x130 [ 78.110584] ? __lock_acquire+0x769/0x4770 [ 78.110589] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 78.110591] ? __lock_acquire+0x769/0x4770 [ 78.110594] ? mark_held_locks+0x130/0x130 [ 78.110598] ? __save_stack_trace+0x7d/0xf0 [ 78.110605] ? __lock_acquire+0x769/0x4770 [ 78.110608] ? mark_held_locks+0x130/0x130 [ 78.110615] hci_event_packet+0x179b/0x7767 [ 78.124934] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.127018] ? mark_held_locks+0x130/0x130 [ 78.127022] ? __lock_acquire+0x769/0x4770 [ 78.127030] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 78.127037] ? mark_held_locks+0x130/0x130 [ 78.127041] ? mark_held_locks+0xc7/0x130 [ 78.127047] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.155610] ? skb_dequeue+0x115/0x1a0 [ 78.155617] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 78.155622] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.155625] ? trace_hardirqs_on+0x28/0x190 [ 78.155632] ? kasan_check_read+0x11/0x20 [ 78.155638] hci_rx_work+0x368/0xa40 [ 78.155646] process_one_work+0x7be/0x15b0 [ 78.155652] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 78.174422] ? lock_acquire+0x180/0x3a0 [ 78.174429] ? kasan_check_write+0x14/0x20 [ 78.189380] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 78.191396] ? do_raw_spin_lock+0xc1/0x230 [ 78.191405] worker_thread+0x85/0xb60 [ 78.191409] ? __kthread_parkme+0x47/0x190 [ 78.191416] kthread+0x327/0x3f0 [ 78.191420] ? process_one_work+0x15b0/0x15b0 [ 78.191423] ? kthread_park+0x120/0x120 [ 78.202278] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 78.206414] ret_from_fork+0x27/0x50 [ 78.208871] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 78.302820] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 78.304067] Bluetooth: hci4: failed to register connection device [ 78.307274] CPU: 0 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 78.351794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 78.361132] Workqueue: hci3 hci_rx_work [ 78.365078] Call Trace: [ 78.367640] dump_stack+0x15a/0x20a [ 78.371241] sysfs_warn_dup.cold.0+0x17/0x32 [ 78.375645] sysfs_create_dir_ns+0x1c2/0x270 [ 78.380028] ? sysfs_create_mount_point+0x80/0x80 [ 78.384867] ? lock_downgrade+0x7f0/0x7f0 [ 78.388989] ? do_raw_spin_unlock+0x16e/0x260 [ 78.393456] kobject_add_internal+0x257/0x8d0 [ 78.397921] kobject_add+0x10f/0x170 [ 78.401611] ? kobject_add_internal+0x8d0/0x8d0 [ 78.406247] ? __lockdep_init_map+0x105/0x590 [ 78.410728] ? get_device+0x20/0x20 [ 78.414327] ? lockdep_init_map+0x9/0x10 [ 78.418529] ? __raw_spin_lock_init+0x2d/0x100 [ 78.423081] device_add+0x33e/0x16b0 [ 78.426766] ? start_creating+0x137/0x1b0 [ 78.430885] ? _dev_warn+0x100/0x100 [ 78.434571] ? hci_debugfs_create_le+0x700/0x700 [ 78.439387] hci_conn_add_sysfs+0x8e/0x160 [ 78.443592] le_conn_complete_evt+0x98b/0x1680 [ 78.448147] ? hci_check_pending_name+0x630/0x630 [ 78.452963] ? kasan_check_write+0x14/0x20 [ 78.457167] hci_le_meta_evt+0x357/0x3d40 [ 78.461284] ? __lock_acquire+0x769/0x4770 [ 78.465486] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 78.471600] ? __lock_acquire+0x769/0x4770 [ 78.475805] ? update_bg_scan+0x58/0x70 [ 78.479750] ? __lock_acquire+0x769/0x4770 [ 78.483954] ? mark_held_locks+0x130/0x130 [ 78.488158] hci_event_packet+0x179b/0x7767 [ 78.492448] ? mark_held_locks+0x130/0x130 [ 78.496650] ? __lock_acquire+0x769/0x4770 [ 78.500858] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 78.506742] ? mark_held_locks+0x130/0x130 [ 78.510961] ? mark_held_locks+0xc7/0x130 [ 78.515085] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.520173] ? skb_dequeue+0x115/0x1a0 [ 78.524036] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 78.528615] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.533690] ? trace_hardirqs_on+0x28/0x190 [ 78.537982] ? kasan_check_read+0x11/0x20 [ 78.542101] hci_rx_work+0x368/0xa40 [ 78.545788] process_one_work+0x7be/0x15b0 [ 78.549995] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 78.554634] ? lock_acquire+0x180/0x3a0 [ 78.558581] ? kasan_check_write+0x14/0x20 [ 78.562788] ? do_raw_spin_lock+0xc1/0x230 [ 78.566993] worker_thread+0x85/0xb60 [ 78.570762] ? __kthread_parkme+0x47/0x190 [ 78.574972] kthread+0x327/0x3f0 [ 78.578306] ? process_one_work+0x15b0/0x15b0 [ 78.582767] ? kthread_park+0x120/0x120 [ 78.586710] ret_from_fork+0x27/0x50 [ 78.594328] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.594434] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 78.610345] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.611762] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 78.620881] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.624942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 78.624952] Workqueue: hci2 hci_rx_work [ 78.624955] Call Trace: [ 78.624963] dump_stack+0x15a/0x20a [ 78.624971] sysfs_warn_dup.cold.0+0x17/0x32 [ 78.636206] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.640857] sysfs_create_dir_ns+0x1c2/0x270 [ 78.640862] ? sysfs_create_mount_point+0x80/0x80 [ 78.640868] ? lock_downgrade+0x7f0/0x7f0 [ 78.640874] ? do_raw_spin_unlock+0x16e/0x260 [ 78.640881] kobject_add_internal+0x257/0x8d0 [ 78.640887] kobject_add+0x10f/0x170 [ 78.640892] ? kobject_add_internal+0x8d0/0x8d0 [ 78.651004] ? __lockdep_init_map+0x105/0x590 [ 78.659537] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 78.661937] ? get_device+0x20/0x20 [ 78.661943] ? lockdep_init_map+0x9/0x10 [ 78.661947] ? __raw_spin_lock_init+0x2d/0x100 [ 78.661953] device_add+0x33e/0x16b0 [ 78.661957] ? start_creating+0x137/0x1b0 [ 78.661963] ? _dev_warn+0x100/0x100 [ 78.673765] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 78.675283] ? hci_debugfs_create_le+0x700/0x700 [ 78.681009] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.684225] hci_conn_add_sysfs+0x8e/0x160 [ 78.684233] le_conn_complete_evt+0x98b/0x1680 [ 78.684239] ? hci_check_pending_name+0x630/0x630 [ 78.684246] hci_le_meta_evt+0x357/0x3d40 [ 78.688272] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.692611] ? __lock_acquire+0x769/0x4770 [ 78.692614] ? lock_downgrade+0x7f0/0x7f0 [ 78.692620] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 78.692624] ? __lock_acquire+0x769/0x4770 [ 78.692632] ? __lock_acquire+0x769/0x4770 [ 78.692641] hci_event_packet+0x179b/0x7767 [ 78.692647] ? mark_held_locks+0x130/0x130 [ 78.692650] ? __lock_acquire+0x769/0x4770 [ 78.692656] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 78.692663] ? mark_held_locks+0x130/0x130 [ 78.699860] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.703159] ? mark_held_locks+0xc7/0x130 [ 78.703165] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.703170] ? skb_dequeue+0x115/0x1a0 [ 78.703174] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 78.703177] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 78.703183] ? trace_hardirqs_on+0x28/0x190 [ 78.706783] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.710819] ? kasan_check_read+0x11/0x20 [ 78.710826] hci_rx_work+0x368/0xa40 [ 78.710835] process_one_work+0x7be/0x15b0 [ 78.710842] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 78.710846] ? lock_acquire+0x180/0x3a0 [ 78.710850] ? kasan_check_write+0x14/0x20 [ 78.710853] ? do_raw_spin_lock+0xc1/0x230 [ 78.710858] worker_thread+0x85/0xb60 [ 78.710861] ? __kthread_parkme+0x47/0x190 [ 78.710868] kthread+0x327/0x3f0 [ 78.715938] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.719194] ? process_one_work+0x15b0/0x15b0 [ 78.719198] ? kthread_park+0x120/0x120 [ 78.719205] ret_from_fork+0x27/0x50 [ 78.721848] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 78.733150] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.733773] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.738783] Bluetooth: hci2: failed to register connection device [ 78.756881] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 78.758449] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 78.815360] Bluetooth: hci3: failed to register connection device [ 78.841070] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 78.887610] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 78.899047] CPU: 1 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 78.907390] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 78.908881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 78.908892] Workqueue: hci4 hci_rx_work [ 78.908896] Call Trace: [ 78.908903] dump_stack+0x15a/0x20a [ 78.908911] sysfs_warn_dup.cold.0+0x17/0x32 [ 78.908916] sysfs_create_dir_ns+0x1c2/0x270 [ 78.921134] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 78.929093] ? sysfs_create_mount_point+0x80/0x80 [ 78.929099] ? lock_downgrade+0x7f0/0x7f0 [ 78.929105] ? do_raw_spin_unlock+0x16e/0x260 [ 78.929111] kobject_add_internal+0x257/0x8d0 [ 78.929116] kobject_add+0x10f/0x170 [ 78.929120] ? kobject_add_internal+0x8d0/0x8d0 [ 78.929123] ? __lockdep_init_map+0x105/0x590 [ 78.929128] ? get_device+0x20/0x20 [ 78.929131] ? lockdep_init_map+0x9/0x10 [ 78.929136] ? __raw_spin_lock_init+0x2d/0x100 [ 79.084238] device_add+0x33e/0x16b0 [ 79.087946] ? start_creating+0x137/0x1b0 [ 79.092075] ? _dev_warn+0x100/0x100 [ 79.095762] ? hci_debugfs_create_le+0x700/0x700 [ 79.100490] hci_conn_add_sysfs+0x8e/0x160 [ 79.104697] le_conn_complete_evt+0x98b/0x1680 [ 79.109252] ? hci_check_pending_name+0x630/0x630 [ 79.114068] hci_le_meta_evt+0x357/0x3d40 [ 79.118198] ? __lock_acquire+0x769/0x4770 [ 79.122405] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 79.128520] ? __lock_acquire+0x769/0x4770 [ 79.132728] ? __lock_acquire+0x769/0x4770 [ 79.136937] ? __lock_acquire+0x769/0x4770 [ 79.141140] ? mark_held_locks+0x130/0x130 [ 79.145349] hci_event_packet+0x179b/0x7767 [ 79.150081] ? mark_held_locks+0x130/0x130 [ 79.154290] ? __lock_acquire+0x769/0x4770 [ 79.158495] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 79.164360] ? mark_held_locks+0x130/0x130 [ 79.168570] ? mark_held_locks+0xc7/0x130 [ 79.172870] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.177943] ? skb_dequeue+0x115/0x1a0 [ 79.181889] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.186443] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.191516] ? trace_hardirqs_on+0x28/0x190 [ 79.195810] ? kasan_check_read+0x11/0x20 [ 79.199934] hci_rx_work+0x368/0xa40 [ 79.203773] process_one_work+0x7be/0x15b0 [ 79.207988] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 79.212634] ? lock_acquire+0x180/0x3a0 [ 79.216584] ? kasan_check_write+0x14/0x20 [ 79.220794] ? do_raw_spin_lock+0xc1/0x230 [ 79.225004] worker_thread+0x85/0xb60 [ 79.228774] ? __kthread_parkme+0x47/0x190 [ 79.232987] kthread+0x327/0x3f0 [ 79.236322] ? process_one_work+0x15b0/0x15b0 [ 79.240786] ? kthread_park+0x120/0x120 [ 79.244734] ret_from_fork+0x27/0x50 [ 79.248424] CPU: 0 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 79.253977] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 79.255851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 79.255858] Workqueue: hci2 hci_rx_work [ 79.255862] Call Trace: [ 79.255868] dump_stack+0x15a/0x20a [ 79.255875] sysfs_warn_dup.cold.0+0x17/0x32 [ 79.255880] sysfs_create_dir_ns+0x1c2/0x270 [ 79.255884] ? sysfs_create_mount_point+0x80/0x80 [ 79.268762] Bluetooth: hci4: failed to register connection device [ 79.277659] ? lock_downgrade+0x7f0/0x7f0 [ 79.277667] ? do_raw_spin_unlock+0x16e/0x260 [ 79.277675] kobject_add_internal+0x257/0x8d0 [ 79.277682] kobject_add+0x10f/0x170 [ 79.277687] ? kobject_add_internal+0x8d0/0x8d0 [ 79.277691] ? __lockdep_init_map+0x105/0x590 [ 79.277697] ? get_device+0x20/0x20 [ 79.277700] ? lockdep_init_map+0x9/0x10 [ 79.282062] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 79.284283] ? __raw_spin_lock_init+0x2d/0x100 [ 79.284291] device_add+0x33e/0x16b0 [ 79.284296] ? start_creating+0x137/0x1b0 [ 79.284303] ? _dev_warn+0x100/0x100 [ 79.284310] ? hci_debugfs_create_le+0x700/0x700 [ 79.284317] hci_conn_add_sysfs+0x8e/0x160 [ 79.284324] le_conn_complete_evt+0x98b/0x1680 [ 79.379336] ? hci_check_pending_name+0x630/0x630 [ 79.384152] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.389232] hci_le_meta_evt+0x357/0x3d40 [ 79.393356] ? debug_check_no_obj_freed+0x1ed/0x428 [ 79.398349] ? __lock_acquire+0x769/0x4770 [ 79.402555] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 79.408675] ? __lock_acquire+0x769/0x4770 [ 79.412884] ? __lock_acquire+0x769/0x4770 [ 79.417116] ? __lock_acquire+0x769/0x4770 [ 79.421424] ? mark_held_locks+0x130/0x130 [ 79.425644] hci_event_packet+0x179b/0x7767 [ 79.429960] ? mark_held_locks+0x130/0x130 [ 79.434174] ? __lock_acquire+0x769/0x4770 [ 79.438389] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 79.444261] ? mark_held_locks+0x130/0x130 [ 79.448479] ? mark_held_locks+0xc7/0x130 [ 79.452612] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.457696] ? skb_dequeue+0x115/0x1a0 [ 79.461568] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.466131] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.471214] ? trace_hardirqs_on+0x28/0x190 [ 79.475517] ? kasan_check_read+0x11/0x20 [ 79.479647] hci_rx_work+0x368/0xa40 [ 79.483342] process_one_work+0x7be/0x15b0 [ 79.487559] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 79.492216] ? lock_acquire+0x180/0x3a0 [ 79.496170] ? kasan_check_write+0x14/0x20 [ 79.500380] ? do_raw_spin_lock+0xc1/0x230 [ 79.504597] worker_thread+0x85/0xb60 [ 79.508374] ? __kthread_parkme+0x47/0x190 [ 79.512592] kthread+0x327/0x3f0 [ 79.513688] Bluetooth: hci0: command 0x0419 tx timeout [ 79.516021] ? process_one_work+0x15b0/0x15b0 [ 79.516025] ? kthread_park+0x120/0x120 [ 79.516031] ret_from_fork+0x27/0x50 [ 79.518332] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 79.525810] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 79.529741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 79.529752] Workqueue: hci5 hci_rx_work [ 79.529755] Call Trace: [ 79.529762] dump_stack+0x15a/0x20a [ 79.529770] sysfs_warn_dup.cold.0+0x17/0x32 [ 79.529774] sysfs_create_dir_ns+0x1c2/0x270 [ 79.529778] ? sysfs_create_mount_point+0x80/0x80 [ 79.529784] ? lock_downgrade+0x7f0/0x7f0 [ 79.529789] ? do_raw_spin_unlock+0x16e/0x260 [ 79.529794] kobject_add_internal+0x257/0x8d0 [ 79.529799] kobject_add+0x10f/0x170 [ 79.529803] ? kobject_add_internal+0x8d0/0x8d0 [ 79.529805] ? __lockdep_init_map+0x105/0x590 [ 79.529811] ? get_device+0x20/0x20 [ 79.529814] ? lockdep_init_map+0x9/0x10 [ 79.529817] ? __raw_spin_lock_init+0x2d/0x100 [ 79.529828] device_add+0x33e/0x16b0 [ 79.529832] ? start_creating+0x137/0x1b0 [ 79.529837] ? _dev_warn+0x100/0x100 [ 79.529842] ? hci_debugfs_create_le+0x700/0x700 [ 79.529849] hci_conn_add_sysfs+0x8e/0x160 [ 79.533641] Bluetooth: hci2: failed to register connection device [ 79.540971] le_conn_complete_evt+0x98b/0x1680 [ 79.540978] ? hci_check_pending_name+0x630/0x630 [ 79.540987] hci_le_meta_evt+0x357/0x3d40 [ 79.540996] ? __lock_acquire+0x769/0x4770 [ 79.541001] ? _raw_spin_unlock+0x2c/0x50 [ 79.541005] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 79.541008] ? __lock_acquire+0x769/0x4770 [ 79.541013] ? update_bg_scan+0x58/0x70 [ 79.541021] ? __lock_acquire+0x769/0x4770 [ 79.541026] ? mark_held_locks+0x130/0x130 [ 79.695700] hci_event_packet+0x179b/0x7767 [ 79.700007] ? mark_held_locks+0x130/0x130 [ 79.704214] ? __lock_acquire+0x769/0x4770 [ 79.708428] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 79.714288] ? mark_held_locks+0x130/0x130 [ 79.718496] ? mark_held_locks+0xc7/0x130 [ 79.722618] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.727693] ? skb_dequeue+0x115/0x1a0 [ 79.731551] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.736105] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.741183] ? trace_hardirqs_on+0x28/0x190 [ 79.745482] ? kasan_check_read+0x11/0x20 [ 79.749616] hci_rx_work+0x368/0xa40 [ 79.753306] process_one_work+0x7be/0x15b0 [ 79.757518] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 79.762161] ? lock_acquire+0x180/0x3a0 [ 79.766113] ? kasan_check_write+0x14/0x20 [ 79.770582] ? do_raw_spin_lock+0xc1/0x230 [ 79.774792] worker_thread+0x85/0xb60 [ 79.778566] ? __kthread_parkme+0x47/0x190 [ 79.782779] kthread+0x327/0x3f0 [ 79.786117] ? process_one_work+0x15b0/0x15b0 [ 79.790587] ? kthread_park+0x120/0x120 [ 79.794535] ret_from_fork+0x27/0x50 [ 79.798226] CPU: 1 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 79.805662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 79.814998] Workqueue: hci4 hci_rx_work [ 79.818946] Call Trace: [ 79.821505] dump_stack+0x15a/0x20a [ 79.825112] sysfs_warn_dup.cold.0+0x17/0x32 [ 79.829493] sysfs_create_dir_ns+0x1c2/0x270 [ 79.833906] ? sysfs_create_mount_point+0x80/0x80 [ 79.838717] ? lock_downgrade+0x7f0/0x7f0 [ 79.842841] ? do_raw_spin_unlock+0x16e/0x260 [ 79.847307] kobject_add_internal+0x257/0x8d0 [ 79.851776] kobject_add+0x10f/0x170 [ 79.855545] ? kobject_add_internal+0x8d0/0x8d0 [ 79.860181] ? __lockdep_init_map+0x105/0x590 [ 79.864645] ? get_device+0x20/0x20 [ 79.868240] ? lockdep_init_map+0x9/0x10 [ 79.872277] ? __raw_spin_lock_init+0x2d/0x100 [ 79.876830] device_add+0x33e/0x16b0 [ 79.880510] ? start_creating+0x137/0x1b0 [ 79.884631] ? _dev_warn+0x100/0x100 [ 79.888341] ? hci_debugfs_create_le+0x700/0x700 [ 79.893067] hci_conn_add_sysfs+0x8e/0x160 [ 79.897269] le_conn_complete_evt+0x98b/0x1680 [ 79.901822] ? hci_check_pending_name+0x630/0x630 [ 79.906633] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.911704] ? debug_check_no_obj_freed+0x1ed/0x428 [ 79.916690] hci_le_meta_evt+0x357/0x3d40 [ 79.920810] ? debug_check_no_obj_freed+0x1ed/0x428 [ 79.925798] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 79.930347] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.935415] ? trace_hardirqs_on+0x28/0x190 [ 79.939705] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 79.945820] ? kfree_skbmem+0x89/0xf0 [ 79.949600] ? __lock_acquire+0x769/0x4770 [ 79.953801] ? hci_event_packet+0x17d9/0x7767 [ 79.958262] ? kfree_skbmem+0x89/0xf0 [ 79.962032] hci_event_packet+0x179b/0x7767 [ 79.966324] ? mark_held_locks+0x130/0x130 [ 79.970527] ? __lock_acquire+0x769/0x4770 [ 79.974731] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 79.980786] ? mark_held_locks+0x130/0x130 [ 79.984991] ? mark_held_locks+0xc7/0x130 [ 79.989111] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 79.994188] ? skb_dequeue+0x115/0x1a0 [ 79.998046] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 80.002687] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.007760] ? trace_hardirqs_on+0x28/0x190 [ 80.012052] ? kasan_check_read+0x11/0x20 [ 80.016168] hci_rx_work+0x368/0xa40 [ 80.019855] process_one_work+0x7be/0x15b0 [ 80.024148] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 80.028787] ? lock_acquire+0x180/0x3a0 [ 80.032733] ? kasan_check_write+0x14/0x20 [ 80.036936] ? do_raw_spin_lock+0xc1/0x230 [ 80.041143] worker_thread+0x85/0xb60 [ 80.044912] ? __kthread_parkme+0x47/0x190 [ 80.049118] kthread+0x327/0x3f0 [ 80.052452] ? process_one_work+0x15b0/0x15b0 [ 80.056917] ? kthread_park+0x120/0x120 [ 80.060862] ret_from_fork+0x27/0x50 [ 80.074968] Bluetooth: hci2: command 0x0419 tx timeout [ 80.081444] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 80.082724] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 80.094036] Bluetooth: hci5: failed to register connection device [ 80.107807] Bluetooth: hci4: failed to register connection device [ 80.122042] Bluetooth: hci4: command 0x0419 tx timeout [ 80.122044] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 80.122049] CPU: 0 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 80.127344] Bluetooth: hci3: command 0x0419 tx timeout [ 80.136083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 80.136093] Workqueue: hci3 hci_rx_work [ 80.136096] Call Trace: [ 80.136104] dump_stack+0x15a/0x20a [ 80.136112] sysfs_warn_dup.cold.0+0x17/0x32 [ 80.136115] sysfs_create_dir_ns+0x1c2/0x270 [ 80.136119] ? sysfs_create_mount_point+0x80/0x80 [ 80.136124] ? lock_downgrade+0x7f0/0x7f0 [ 80.136129] ? do_raw_spin_unlock+0x16e/0x260 [ 80.136134] kobject_add_internal+0x257/0x8d0 [ 80.136139] kobject_add+0x10f/0x170 [ 80.136143] ? kobject_add_internal+0x8d0/0x8d0 [ 80.136145] ? __lockdep_init_map+0x105/0x590 [ 80.136151] ? get_device+0x20/0x20 [ 80.136153] ? lockdep_init_map+0x9/0x10 [ 80.136157] ? __raw_spin_lock_init+0x2d/0x100 [ 80.136162] device_add+0x33e/0x16b0 [ 80.136166] ? start_creating+0x137/0x1b0 [ 80.136171] ? _dev_warn+0x100/0x100 [ 80.136176] ? hci_debugfs_create_le+0x700/0x700 [ 80.136183] hci_conn_add_sysfs+0x8e/0x160 [ 80.145125] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.148881] le_conn_complete_evt+0x98b/0x1680 [ 80.148888] ? hci_check_pending_name+0x630/0x630 [ 80.148895] hci_le_meta_evt+0x357/0x3d40 [ 80.148903] ? __lock_acquire+0x769/0x4770 [ 80.148908] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 80.148910] ? __lock_acquire+0x769/0x4770 [ 80.148915] ? update_bg_scan+0x58/0x70 [ 80.148923] ? __lock_acquire+0x769/0x4770 [ 80.148925] ? mark_held_locks+0x130/0x130 [ 80.148932] hci_event_packet+0x179b/0x7767 [ 80.148936] ? mark_held_locks+0x130/0x130 [ 80.148938] ? __lock_acquire+0x769/0x4770 [ 80.148943] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 80.148949] ? mark_held_locks+0x130/0x130 [ 80.148953] ? mark_held_locks+0xc7/0x130 [ 80.148958] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.148963] ? skb_dequeue+0x115/0x1a0 [ 80.148966] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 80.148970] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.148974] ? trace_hardirqs_on+0x28/0x190 [ 80.148981] ? kasan_check_read+0x11/0x20 [ 80.164823] hci_rx_work+0x368/0xa40 [ 80.170349] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.172806] process_one_work+0x7be/0x15b0 [ 80.172815] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 80.172819] ? lock_acquire+0x180/0x3a0 [ 80.172825] ? kasan_check_write+0x14/0x20 [ 80.172832] ? do_raw_spin_lock+0xc1/0x230 [ 80.172838] worker_thread+0x85/0xb60 [ 80.172841] ? __kthread_parkme+0x47/0x190 [ 80.172847] kthread+0x327/0x3f0 [ 80.172850] ? process_one_work+0x15b0/0x15b0 [ 80.172853] ? kthread_park+0x120/0x120 [ 80.172859] ret_from_fork+0x27/0x50 [ 80.174243] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 80.177886] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 80.182611] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 80.421613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 80.430955] Workqueue: hci5 hci_rx_work [ 80.434903] Call Trace: [ 80.437464] dump_stack+0x15a/0x20a [ 80.441070] sysfs_warn_dup.cold.0+0x17/0x32 [ 80.445452] sysfs_create_dir_ns+0x1c2/0x270 [ 80.449842] ? sysfs_create_mount_point+0x80/0x80 [ 80.454657] ? lock_downgrade+0x7f0/0x7f0 [ 80.458783] ? do_raw_spin_unlock+0x16e/0x260 [ 80.463258] kobject_add_internal+0x257/0x8d0 [ 80.467727] kobject_add+0x10f/0x170 [ 80.471418] ? kobject_add_internal+0x8d0/0x8d0 [ 80.476062] ? __lockdep_init_map+0x105/0x590 [ 80.480533] ? get_device+0x20/0x20 [ 80.484141] ? lockdep_init_map+0x9/0x10 [ 80.488176] ? __raw_spin_lock_init+0x2d/0x100 [ 80.492735] device_add+0x33e/0x16b0 [ 80.496422] ? start_creating+0x137/0x1b0 [ 80.500549] ? _dev_warn+0x100/0x100 [ 80.504237] ? hci_debugfs_create_le+0x700/0x700 [ 80.508974] hci_conn_add_sysfs+0x8e/0x160 [ 80.513185] le_conn_complete_evt+0x98b/0x1680 [ 80.517750] ? hci_check_pending_name+0x630/0x630 [ 80.522573] hci_le_meta_evt+0x357/0x3d40 [ 80.526696] ? mark_held_locks+0x130/0x130 [ 80.530906] ? debug_check_no_obj_freed+0x1ed/0x428 [ 80.535899] ? __lock_acquire+0x769/0x4770 [ 80.540108] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 80.546230] ? __lock_acquire+0x769/0x4770 [ 80.550444] hci_event_packet+0x179b/0x7767 [ 80.554743] ? mark_held_locks+0x130/0x130 [ 80.558950] ? __lock_acquire+0x769/0x4770 [ 80.563162] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 80.569198] ? mark_held_locks+0x130/0x130 [ 80.573408] ? mark_held_locks+0xc7/0x130 [ 80.577531] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.582607] ? skb_dequeue+0x115/0x1a0 [ 80.586467] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 80.591025] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.596101] ? trace_hardirqs_on+0x28/0x190 [ 80.600396] ? kasan_check_read+0x11/0x20 [ 80.604520] hci_rx_work+0x368/0xa40 [ 80.608211] process_one_work+0x7be/0x15b0 [ 80.612423] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 80.617061] ? lock_acquire+0x180/0x3a0 [ 80.621010] ? kasan_check_write+0x14/0x20 [ 80.625219] ? do_raw_spin_lock+0xc1/0x230 [ 80.629428] worker_thread+0x85/0xb60 [ 80.633204] ? __kthread_parkme+0x47/0x190 [ 80.637418] kthread+0x327/0x3f0 [ 80.640764] ? process_one_work+0x15b0/0x15b0 [ 80.645230] ? kthread_park+0x120/0x120 [ 80.649181] ret_from_fork+0x27/0x50 [ 80.652873] CPU: 1 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 80.653815] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 80.660303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 80.660314] Workqueue: hci4 hci_rx_work [ 80.660317] Call Trace: [ 80.660324] dump_stack+0x15a/0x20a [ 80.660332] sysfs_warn_dup.cold.0+0x17/0x32 [ 80.660335] sysfs_create_dir_ns+0x1c2/0x270 [ 80.660339] ? sysfs_create_mount_point+0x80/0x80 [ 80.660344] ? lock_downgrade+0x7f0/0x7f0 [ 80.660350] ? do_raw_spin_unlock+0x16e/0x260 [ 80.660355] kobject_add_internal+0x257/0x8d0 [ 80.660361] kobject_add+0x10f/0x170 [ 80.660364] ? kobject_add_internal+0x8d0/0x8d0 [ 80.660366] ? __lockdep_init_map+0x105/0x590 [ 80.660372] ? get_device+0x20/0x20 [ 80.660376] ? lockdep_init_map+0x9/0x10 [ 80.673280] Bluetooth: hci3: failed to register connection device [ 80.682534] ? __raw_spin_lock_init+0x2d/0x100 [ 80.682542] device_add+0x33e/0x16b0 [ 80.682547] ? start_creating+0x137/0x1b0 [ 80.682552] ? _dev_warn+0x100/0x100 [ 80.682558] ? hci_debugfs_create_le+0x700/0x700 [ 80.682564] hci_conn_add_sysfs+0x8e/0x160 [ 80.682570] le_conn_complete_evt+0x98b/0x1680 [ 80.682582] ? hci_check_pending_name+0x630/0x630 [ 80.682589] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.687048] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 80.689139] hci_le_meta_evt+0x357/0x3d40 [ 80.689148] ? __lock_acquire+0x769/0x4770 [ 80.689153] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 80.689155] ? __lock_acquire+0x769/0x4770 [ 80.689159] ? __lock_acquire+0x769/0x4770 [ 80.689167] ? __lock_acquire+0x769/0x4770 [ 80.689170] ? mark_held_locks+0x130/0x130 [ 80.689176] hci_event_packet+0x179b/0x7767 [ 80.689180] ? mark_held_locks+0x130/0x130 [ 80.689185] ? __lock_acquire+0x769/0x4770 [ 80.692998] Bluetooth: hci5: failed to register connection device [ 80.697341] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 80.697351] ? mark_held_locks+0x130/0x130 [ 80.697357] ? mark_held_locks+0xc7/0x130 [ 80.697363] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.697368] ? skb_dequeue+0x115/0x1a0 [ 80.697371] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 80.697375] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 80.702485] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 80.706567] ? trace_hardirqs_on+0x28/0x190 [ 80.706596] ? kasan_check_read+0x11/0x20 [ 80.706603] hci_rx_work+0x368/0xa40 [ 80.706612] process_one_work+0x7be/0x15b0 [ 80.906199] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 80.910842] ? lock_acquire+0x180/0x3a0 [ 80.914792] ? kasan_check_write+0x14/0x20 [ 80.918998] ? do_raw_spin_lock+0xc1/0x230 [ 80.923206] worker_thread+0x85/0xb60 [ 80.926978] ? __kthread_parkme+0x47/0x190 [ 80.931213] kthread+0x327/0x3f0 [ 80.934552] ? process_one_work+0x15b0/0x15b0 [ 80.939018] ? kthread_park+0x120/0x120 [ 80.942963] ret_from_fork+0x27/0x50 [ 80.946655] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 80.954172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 80.963411] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 80.963508] Workqueue: hci2 hci_rx_work [ 80.976803] Bluetooth: hci4: failed to register connection device [ 80.979905] Call Trace: [ 80.979914] dump_stack+0x15a/0x20a [ 80.979921] sysfs_warn_dup.cold.0+0x17/0x32 [ 80.979926] sysfs_create_dir_ns+0x1c2/0x270 [ 80.979930] ? sysfs_create_mount_point+0x80/0x80 [ 80.979936] ? lock_downgrade+0x7f0/0x7f0 [ 80.979942] ? do_raw_spin_unlock+0x16e/0x260 [ 80.987022] Bluetooth: hci5: command 0x0419 tx timeout [ 80.988699] kobject_add_internal+0x257/0x8d0 [ 80.993026] Bluetooth: hci1: command 0x0419 tx timeout [ 80.996670] kobject_add+0x10f/0x170 [ 81.033084] ? kobject_add_internal+0x8d0/0x8d0 [ 81.037721] ? __lockdep_init_map+0x105/0x590 [ 81.042188] ? get_device+0x20/0x20 [ 81.045784] ? lockdep_init_map+0x9/0x10 [ 81.049814] ? __raw_spin_lock_init+0x2d/0x100 [ 81.054369] device_add+0x33e/0x16b0 [ 81.058048] ? start_creating+0x137/0x1b0 [ 81.062168] ? _dev_warn+0x100/0x100 [ 81.065854] ? hci_debugfs_create_le+0x700/0x700 [ 81.070578] hci_conn_add_sysfs+0x8e/0x160 [ 81.074785] le_conn_complete_evt+0x98b/0x1680 [ 81.079335] ? hci_check_pending_name+0x630/0x630 [ 81.084146] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.089218] hci_le_meta_evt+0x357/0x3d40 [ 81.093334] ? debug_check_no_obj_freed+0x1ed/0x428 [ 81.098320] ? __lock_acquire+0x769/0x4770 [ 81.102526] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 81.108639] ? __lock_acquire+0x769/0x4770 [ 81.112846] ? __lock_acquire+0x769/0x4770 [ 81.117050] ? __lock_acquire+0x769/0x4770 [ 81.121249] ? mark_held_locks+0x130/0x130 [ 81.125482] hci_event_packet+0x179b/0x7767 [ 81.129771] ? mark_held_locks+0x130/0x130 [ 81.133971] ? __lock_acquire+0x769/0x4770 [ 81.138170] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 81.144191] ? mark_held_locks+0x130/0x130 [ 81.148420] ? mark_held_locks+0xc7/0x130 [ 81.152550] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.157778] ? skb_dequeue+0x115/0x1a0 [ 81.161648] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 81.166207] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.171285] ? trace_hardirqs_on+0x28/0x190 [ 81.175584] ? kasan_check_read+0x11/0x20 [ 81.179972] hci_rx_work+0x368/0xa40 [ 81.183660] process_one_work+0x7be/0x15b0 [ 81.187869] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 81.192508] ? lock_acquire+0x180/0x3a0 [ 81.196454] ? kasan_check_write+0x14/0x20 [ 81.200663] ? do_raw_spin_lock+0xc1/0x230 [ 81.204988] worker_thread+0x85/0xb60 [ 81.208759] ? __kthread_parkme+0x47/0x190 [ 81.212967] kthread+0x327/0x3f0 [ 81.216301] ? process_one_work+0x15b0/0x15b0 [ 81.220763] ? kthread_park+0x120/0x120 [ 81.224708] ret_from_fork+0x27/0x50 [ 81.236506] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 81.244532] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready [ 81.245053] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 81.263829] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.271157] Bluetooth: hci2: failed to register connection device [ 81.274836] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 81.277586] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.288678] CPU: 1 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 81.293458] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 81.300459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 81.300470] Workqueue: hci5 hci_rx_work [ 81.300474] Call Trace: [ 81.300482] dump_stack+0x15a/0x20a [ 81.300490] sysfs_warn_dup.cold.0+0x17/0x32 [ 81.300494] sysfs_create_dir_ns+0x1c2/0x270 [ 81.300498] ? sysfs_create_mount_point+0x80/0x80 [ 81.300503] ? lock_downgrade+0x7f0/0x7f0 [ 81.300510] ? do_raw_spin_unlock+0x16e/0x260 [ 81.300516] kobject_add_internal+0x257/0x8d0 [ 81.300522] kobject_add+0x10f/0x170 [ 81.300525] ? kobject_add_internal+0x8d0/0x8d0 [ 81.300529] ? __lockdep_init_map+0x105/0x590 [ 81.300534] ? get_device+0x20/0x20 [ 81.300537] ? lockdep_init_map+0x9/0x10 [ 81.300540] ? __raw_spin_lock_init+0x2d/0x100 [ 81.300547] device_add+0x33e/0x16b0 [ 81.300551] ? start_creating+0x137/0x1b0 [ 81.300556] ? _dev_warn+0x100/0x100 [ 81.300561] ? hci_debugfs_create_le+0x700/0x700 [ 81.300569] hci_conn_add_sysfs+0x8e/0x160 [ 81.300575] le_conn_complete_evt+0x98b/0x1680 [ 81.300583] ? hci_check_pending_name+0x630/0x630 [ 81.300592] hci_le_meta_evt+0x357/0x3d40 [ 81.300600] ? __lock_acquire+0x769/0x4770 [ 81.300605] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 81.300608] ? __lock_acquire+0x769/0x4770 [ 81.300613] ? update_bg_scan+0x58/0x70 [ 81.300622] ? __lock_acquire+0x769/0x4770 [ 81.300625] ? mark_held_locks+0x130/0x130 [ 81.300635] hci_event_packet+0x179b/0x7767 [ 81.300640] ? mark_held_locks+0x130/0x130 [ 81.300644] ? __lock_acquire+0x769/0x4770 [ 81.300649] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 81.300655] ? mark_held_locks+0x130/0x130 [ 81.300660] ? mark_held_locks+0xc7/0x130 [ 81.300665] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.300670] ? skb_dequeue+0x115/0x1a0 [ 81.300673] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 81.300677] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.300681] ? trace_hardirqs_on+0x28/0x190 [ 81.300689] ? kasan_check_read+0x11/0x20 [ 81.300694] hci_rx_work+0x368/0xa40 [ 81.300702] process_one_work+0x7be/0x15b0 [ 81.336560] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 81.340288] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 81.340292] ? lock_acquire+0x180/0x3a0 [ 81.340298] ? kasan_check_write+0x14/0x20 [ 81.340301] ? do_raw_spin_lock+0xc1/0x230 [ 81.340307] worker_thread+0x85/0xb60 [ 81.340311] ? __kthread_parkme+0x47/0x190 [ 81.340318] kthread+0x327/0x3f0 [ 81.340321] ? process_one_work+0x15b0/0x15b0 [ 81.340323] ? kthread_park+0x120/0x120 [ 81.340328] ret_from_fork+0x27/0x50 [ 81.344912] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 81.349077] CPU: 0 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 81.353530] Bluetooth: hci5: failed to register connection device [ 81.357204] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 81.357214] Workqueue: hci1 hci_rx_work [ 81.589450] Call Trace: [ 81.592013] dump_stack+0x15a/0x20a [ 81.595634] sysfs_warn_dup.cold.0+0x17/0x32 [ 81.600013] sysfs_create_dir_ns+0x1c2/0x270 [ 81.604393] ? sysfs_create_mount_point+0x80/0x80 [ 81.609297] ? lock_downgrade+0x7f0/0x7f0 [ 81.613416] ? do_raw_spin_unlock+0x16e/0x260 [ 81.617882] kobject_add_internal+0x257/0x8d0 [ 81.622348] kobject_add+0x10f/0x170 [ 81.626039] ? kobject_add_internal+0x8d0/0x8d0 [ 81.630676] ? __lockdep_init_map+0x105/0x590 [ 81.635141] ? get_device+0x20/0x20 [ 81.638742] ? lockdep_init_map+0x9/0x10 [ 81.642776] ? __raw_spin_lock_init+0x2d/0x100 [ 81.647332] device_add+0x33e/0x16b0 [ 81.651016] ? start_creating+0x137/0x1b0 [ 81.655139] ? _dev_warn+0x100/0x100 [ 81.658824] ? hci_debugfs_create_le+0x700/0x700 [ 81.663547] hci_conn_add_sysfs+0x8e/0x160 [ 81.667758] le_conn_complete_evt+0x98b/0x1680 [ 81.672309] ? hci_check_pending_name+0x630/0x630 [ 81.677205] ? debug_check_no_obj_freed+0x1ed/0x428 [ 81.682189] hci_le_meta_evt+0x357/0x3d40 [ 81.686306] ? __lock_acquire+0x769/0x4770 [ 81.690512] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 81.696628] ? __lock_acquire+0x769/0x4770 [ 81.700834] ? __lock_acquire+0x769/0x4770 [ 81.705040] hci_event_packet+0x179b/0x7767 [ 81.709332] ? mark_held_locks+0x130/0x130 [ 81.713536] ? __lock_acquire+0x769/0x4770 [ 81.717747] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 81.723776] ? mark_held_locks+0x130/0x130 [ 81.728011] ? mark_held_locks+0xc7/0x130 [ 81.732129] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.737199] ? skb_dequeue+0x115/0x1a0 [ 81.741054] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 81.745606] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 81.750679] ? trace_hardirqs_on+0x28/0x190 [ 81.754973] ? kasan_check_read+0x11/0x20 [ 81.759091] hci_rx_work+0x368/0xa40 [ 81.762779] process_one_work+0x7be/0x15b0 [ 81.766985] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 81.771620] ? lock_acquire+0x180/0x3a0 [ 81.775564] ? kasan_check_write+0x14/0x20 [ 81.779772] ? do_raw_spin_lock+0xc1/0x230 [ 81.783977] worker_thread+0x85/0xb60 [ 81.787745] ? __kthread_parkme+0x47/0x190 [ 81.791948] kthread+0x327/0x3f0 [ 81.795283] ? process_one_work+0x15b0/0x15b0 [ 81.799750] ? kthread_park+0x120/0x120 [ 81.803695] ret_from_fork+0x27/0x50 [ 81.807891] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 81.811809] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 81.817729] CPU: 1 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 81.829388] Bluetooth: hci1: failed to register connection device [ 81.836526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 81.851473] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 81.852065] Workqueue: hci4 hci_rx_work [ 81.864735] Call Trace: [ 81.867300] dump_stack+0x15a/0x20a [ 81.870906] sysfs_warn_dup.cold.0+0x17/0x32 [ 81.875292] sysfs_create_dir_ns+0x1c2/0x270 [ 81.879676] ? sysfs_create_mount_point+0x80/0x80 [ 81.884492] ? lock_downgrade+0x7f0/0x7f0 [ 81.888616] ? do_raw_spin_unlock+0x16e/0x260 [ 81.893088] kobject_add_internal+0x257/0x8d0 [ 81.897571] kobject_add+0x10f/0x170 [ 81.901264] ? kobject_add_internal+0x8d0/0x8d0 [ 81.906093] ? __lockdep_init_map+0x105/0x590 [ 81.910570] ? get_device+0x20/0x20 [ 81.914174] ? lockdep_init_map+0x9/0x10 [ 81.918218] ? __raw_spin_lock_init+0x2d/0x100 [ 81.922777] device_add+0x33e/0x16b0 [ 81.926464] ? start_creating+0x137/0x1b0 [ 81.930590] ? _dev_warn+0x100/0x100 [ 81.934280] ? hci_debugfs_create_le+0x700/0x700 [ 81.939011] hci_conn_add_sysfs+0x8e/0x160 [ 81.943222] le_conn_complete_evt+0x98b/0x1680 [ 81.947785] ? hci_check_pending_name+0x630/0x630 [ 81.952606] ? debug_check_no_obj_freed+0x1ed/0x428 [ 81.957601] hci_le_meta_evt+0x357/0x3d40 [ 81.961728] ? __lock_acquire+0x769/0x4770 [ 81.965946] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 81.972068] ? __lock_acquire+0x769/0x4770 [ 81.976279] ? __lock_acquire+0x769/0x4770 [ 81.980496] ? __lock_acquire+0x769/0x4770 [ 81.984706] ? mark_held_locks+0x130/0x130 [ 81.988924] hci_event_packet+0x179b/0x7767 [ 81.993225] ? mark_held_locks+0x130/0x130 [ 81.997434] ? __lock_acquire+0x769/0x4770 [ 82.001645] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 82.007512] ? mark_held_locks+0x130/0x130 [ 82.011726] ? mark_held_locks+0xc7/0x130 [ 82.015854] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.020934] ? skb_dequeue+0x115/0x1a0 [ 82.024799] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 82.029358] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.034438] ? trace_hardirqs_on+0x28/0x190 [ 82.038742] ? kasan_check_read+0x11/0x20 [ 82.042872] hci_rx_work+0x368/0xa40 [ 82.046565] process_one_work+0x7be/0x15b0 [ 82.050799] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 82.055618] ? lock_acquire+0x180/0x3a0 [ 82.059569] ? kasan_check_write+0x14/0x20 [ 82.063782] ? do_raw_spin_lock+0xc1/0x230 [ 82.067995] worker_thread+0x85/0xb60 [ 82.071774] ? __kthread_parkme+0x47/0x190 [ 82.075991] kthread+0x327/0x3f0 [ 82.079333] ? process_one_work+0x15b0/0x15b0 [ 82.083806] ? kthread_park+0x120/0x120 [ 82.087757] ret_from_fork+0x27/0x50 [ 82.091454] CPU: 0 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 82.097501] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 82.098881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 82.098891] Workqueue: hci2 hci_rx_work [ 82.098894] Call Trace: [ 82.098901] dump_stack+0x15a/0x20a [ 82.098908] sysfs_warn_dup.cold.0+0x17/0x32 [ 82.098912] sysfs_create_dir_ns+0x1c2/0x270 [ 82.098916] ? sysfs_create_mount_point+0x80/0x80 [ 82.098922] ? lock_downgrade+0x7f0/0x7f0 [ 82.098927] ? do_raw_spin_unlock+0x16e/0x260 [ 82.098933] kobject_add_internal+0x257/0x8d0 [ 82.098938] kobject_add+0x10f/0x170 [ 82.098941] ? kobject_add_internal+0x8d0/0x8d0 [ 82.098944] ? __lockdep_init_map+0x105/0x590 [ 82.098949] ? get_device+0x20/0x20 [ 82.098952] ? lockdep_init_map+0x9/0x10 [ 82.098955] ? __raw_spin_lock_init+0x2d/0x100 [ 82.098961] device_add+0x33e/0x16b0 [ 82.098965] ? start_creating+0x137/0x1b0 [ 82.098970] ? _dev_warn+0x100/0x100 [ 82.098975] ? hci_debugfs_create_le+0x700/0x700 [ 82.098981] hci_conn_add_sysfs+0x8e/0x160 [ 82.098987] le_conn_complete_evt+0x98b/0x1680 [ 82.098993] ? hci_check_pending_name+0x630/0x630 [ 82.098996] ? lock_downgrade+0x7f0/0x7f0 [ 82.099002] hci_le_meta_evt+0x357/0x3d40 [ 82.099007] ? update_cfs_group+0x27f/0x3a0 [ 82.099014] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 82.099020] ? debug_smp_processor_id+0x17/0x20 [ 82.099027] ? __lock_acquire+0x769/0x4770 [ 82.099030] ? lock_repin_lock+0x5d0/0x5d0 [ 82.099037] hci_event_packet+0x179b/0x7767 [ 82.099041] ? mark_held_locks+0x130/0x130 [ 82.099044] ? __lock_acquire+0x769/0x4770 [ 82.099049] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 82.099055] ? mark_held_locks+0x130/0x130 [ 82.099060] ? mark_held_locks+0xc7/0x130 [ 82.099065] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.099070] ? skb_dequeue+0x115/0x1a0 [ 82.099073] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 82.099076] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.099080] ? trace_hardirqs_on+0x28/0x190 [ 82.099087] ? kasan_check_read+0x11/0x20 [ 82.111604] Bluetooth: hci4: failed to register connection device [ 82.120890] hci_rx_work+0x368/0xa40 [ 82.120901] process_one_work+0x7be/0x15b0 [ 82.120909] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 82.120912] ? lock_acquire+0x180/0x3a0 [ 82.120918] ? kasan_check_write+0x14/0x20 [ 82.120921] ? do_raw_spin_lock+0xc1/0x230 [ 82.120927] worker_thread+0x85/0xb60 [ 82.120930] ? __kthread_parkme+0x47/0x190 [ 82.120937] kthread+0x327/0x3f0 [ 82.120940] ? process_one_work+0x15b0/0x15b0 [ 82.120942] ? kthread_park+0x120/0x120 [ 82.120948] ret_from_fork+0x27/0x50 [ 82.121579] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 82.144026] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 82.147135] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 82.377896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 82.387238] Workqueue: hci3 hci_rx_work [ 82.391185] Call Trace: [ 82.393747] dump_stack+0x15a/0x20a [ 82.397346] sysfs_warn_dup.cold.0+0x17/0x32 [ 82.401770] sysfs_create_dir_ns+0x1c2/0x270 [ 82.406154] ? sysfs_create_mount_point+0x80/0x80 [ 82.409270] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 82.410969] ? lock_downgrade+0x7f0/0x7f0 [ 82.423846] ? do_raw_spin_unlock+0x16e/0x260 [ 82.428320] kobject_add_internal+0x257/0x8d0 [ 82.433323] kobject_add+0x10f/0x170 [ 82.437008] ? kobject_add_internal+0x8d0/0x8d0 [ 82.441653] ? __lockdep_init_map+0x105/0x590 [ 82.446119] ? get_device+0x20/0x20 [ 82.449719] ? lockdep_init_map+0x9/0x10 [ 82.453752] ? __raw_spin_lock_init+0x2d/0x100 [ 82.458335] device_add+0x33e/0x16b0 [ 82.462019] ? start_creating+0x137/0x1b0 [ 82.466137] ? _dev_warn+0x100/0x100 [ 82.469822] ? hci_debugfs_create_le+0x700/0x700 [ 82.474549] hci_conn_add_sysfs+0x8e/0x160 [ 82.478755] le_conn_complete_evt+0x98b/0x1680 [ 82.483308] ? hci_check_pending_name+0x630/0x630 [ 82.488144] ? debug_check_no_obj_freed+0x1ed/0x428 [ 82.493158] hci_le_meta_evt+0x357/0x3d40 [ 82.497285] ? __lock_acquire+0x769/0x4770 [ 82.501495] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 82.507618] ? __lock_acquire+0x769/0x4770 [ 82.511830] ? update_bg_scan+0x58/0x70 [ 82.515785] ? __lock_acquire+0x769/0x4770 [ 82.519991] ? mark_held_locks+0x130/0x130 [ 82.524203] hci_event_packet+0x179b/0x7767 [ 82.528499] ? mark_held_locks+0x130/0x130 [ 82.532706] ? __lock_acquire+0x769/0x4770 [ 82.536915] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 82.542775] ? mark_held_locks+0x130/0x130 [ 82.546985] ? mark_held_locks+0xc7/0x130 [ 82.551104] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.556175] ? skb_dequeue+0x115/0x1a0 [ 82.560036] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 82.564586] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.569661] ? trace_hardirqs_on+0x28/0x190 [ 82.573956] ? kasan_check_read+0x11/0x20 [ 82.578076] hci_rx_work+0x368/0xa40 [ 82.581768] process_one_work+0x7be/0x15b0 [ 82.585975] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 82.590615] ? lock_acquire+0x180/0x3a0 [ 82.594562] ? kasan_check_write+0x14/0x20 [ 82.598787] ? do_raw_spin_lock+0xc1/0x230 [ 82.603002] worker_thread+0x85/0xb60 [ 82.606774] ? __kthread_parkme+0x47/0x190 [ 82.610980] kthread+0x327/0x3f0 [ 82.614316] ? process_one_work+0x15b0/0x15b0 [ 82.618864] ? kthread_park+0x120/0x120 [ 82.622807] ret_from_fork+0x27/0x50 [ 82.626498] CPU: 1 PID: 5668 Comm: kworker/u5:8 Not tainted 4.19.0-syzkaller #0 [ 82.633924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 82.638055] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 82.643256] Workqueue: hci4 hci_rx_work [ 82.643260] Call Trace: [ 82.643266] dump_stack+0x15a/0x20a [ 82.643274] sysfs_warn_dup.cold.0+0x17/0x32 [ 82.643279] sysfs_create_dir_ns+0x1c2/0x270 [ 82.643283] ? sysfs_create_mount_point+0x80/0x80 [ 82.643289] ? lock_downgrade+0x7f0/0x7f0 [ 82.643295] ? do_raw_spin_unlock+0x16e/0x260 [ 82.643300] kobject_add_internal+0x257/0x8d0 [ 82.643308] kobject_add+0x10f/0x170 [ 82.657027] Bluetooth: hci3: failed to register connection device [ 82.659711] ? kobject_add_internal+0x8d0/0x8d0 [ 82.659716] ? __lockdep_init_map+0x105/0x590 [ 82.659722] ? get_device+0x20/0x20 [ 82.659725] ? lockdep_init_map+0x9/0x10 [ 82.659729] ? __raw_spin_lock_init+0x2d/0x100 [ 82.659735] device_add+0x33e/0x16b0 [ 82.659739] ? start_creating+0x137/0x1b0 [ 82.659745] ? _dev_warn+0x100/0x100 [ 82.663089] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 82.665892] ? hci_debugfs_create_le+0x700/0x700 [ 82.665899] hci_conn_add_sysfs+0x8e/0x160 [ 82.665906] le_conn_complete_evt+0x98b/0x1680 [ 82.665913] ? hci_check_pending_name+0x630/0x630 [ 82.670907] Bluetooth: hci2: failed to register connection device [ 82.674681] hci_le_meta_evt+0x357/0x3d40 [ 82.674691] ? __lock_acquire+0x769/0x4770 [ 82.674697] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 82.674700] ? __lock_acquire+0x769/0x4770 [ 82.674711] ? __lock_acquire+0x769/0x4770 [ 82.795094] ? mark_held_locks+0x130/0x130 [ 82.799301] hci_event_packet+0x179b/0x7767 [ 82.803588] ? mark_held_locks+0x130/0x130 [ 82.807785] ? __lock_acquire+0x769/0x4770 [ 82.811986] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 82.817839] ? mark_held_locks+0x130/0x130 [ 82.822039] ? mark_held_locks+0xc7/0x130 [ 82.826152] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.831222] ? skb_dequeue+0x115/0x1a0 [ 82.835092] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 82.839639] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 82.844708] ? trace_hardirqs_on+0x28/0x190 [ 82.848996] ? kasan_check_read+0x11/0x20 [ 82.853110] hci_rx_work+0x368/0xa40 [ 82.856795] process_one_work+0x7be/0x15b0 [ 82.860997] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 82.865631] ? lock_acquire+0x180/0x3a0 [ 82.869577] ? kasan_check_write+0x14/0x20 [ 82.873776] ? do_raw_spin_lock+0xc1/0x230 [ 82.877980] worker_thread+0x85/0xb60 [ 82.881747] ? __kthread_parkme+0x47/0x190 [ 82.885976] kthread+0x327/0x3f0 [ 82.889306] ? process_one_work+0x15b0/0x15b0 [ 82.893766] ? kthread_park+0x120/0x120 [ 82.897709] ret_from_fork+0x27/0x50 [ 82.912234] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 82.913566] CPU: 0 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 82.928757] Bluetooth: hci4: failed to register connection device [ 82.932114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 82.932123] Workqueue: hci5 hci_rx_work [ 82.951579] Call Trace: [ 82.953331] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 82.954137] dump_stack+0x15a/0x20a [ 82.966445] sysfs_warn_dup.cold.0+0x17/0x32 [ 82.970822] sysfs_create_dir_ns+0x1c2/0x270 [ 82.975197] ? sysfs_create_mount_point+0x80/0x80 [ 82.980007] ? lock_downgrade+0x7f0/0x7f0 [ 82.984126] ? do_raw_spin_unlock+0x16e/0x260 [ 82.988590] kobject_add_internal+0x257/0x8d0 [ 82.993056] kobject_add+0x10f/0x170 [ 82.996823] ? kobject_add_internal+0x8d0/0x8d0 [ 83.001566] ? __lockdep_init_map+0x105/0x590 [ 83.006042] ? get_device+0x20/0x20 [ 83.009646] ? lockdep_init_map+0x9/0x10 [ 83.013682] ? __raw_spin_lock_init+0x2d/0x100 [ 83.018238] device_add+0x33e/0x16b0 [ 83.021959] ? start_creating+0x137/0x1b0 [ 83.026081] ? _dev_warn+0x100/0x100 [ 83.029773] ? hci_debugfs_create_le+0x700/0x700 [ 83.034505] hci_conn_add_sysfs+0x8e/0x160 [ 83.038712] le_conn_complete_evt+0x98b/0x1680 [ 83.043272] ? hci_check_pending_name+0x630/0x630 [ 83.048086] ? debug_check_no_obj_freed+0x1ed/0x428 [ 83.053084] hci_le_meta_evt+0x357/0x3d40 [ 83.057206] ? __lock_acquire+0x769/0x4770 [ 83.061415] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 83.067529] ? __lock_acquire+0x769/0x4770 [ 83.071738] ? __lock_acquire+0x769/0x4770 [ 83.075954] ? __lock_acquire+0x769/0x4770 [ 83.080157] ? mark_held_locks+0x130/0x130 [ 83.084365] hci_event_packet+0x179b/0x7767 [ 83.088656] ? mark_held_locks+0x130/0x130 [ 83.092864] ? __lock_acquire+0x769/0x4770 [ 83.097069] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 83.102930] ? mark_held_locks+0x130/0x130 [ 83.107134] ? mark_held_locks+0xc7/0x130 [ 83.111257] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.116332] ? skb_dequeue+0x115/0x1a0 [ 83.120192] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 83.124751] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.129833] ? trace_hardirqs_on+0x28/0x190 [ 83.134147] ? kasan_check_read+0x11/0x20 [ 83.138267] hci_rx_work+0x368/0xa40 [ 83.141962] process_one_work+0x7be/0x15b0 [ 83.146176] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 83.150814] ? lock_acquire+0x180/0x3a0 [ 83.154761] ? kasan_check_write+0x14/0x20 [ 83.158966] ? do_raw_spin_lock+0xc1/0x230 [ 83.163176] worker_thread+0x85/0xb60 [ 83.166949] ? __kthread_parkme+0x47/0x190 2024/11/22 16:10:14 executed programs: 36 [ 83.171160] kthread+0x327/0x3f0 [ 83.174497] ? process_one_work+0x15b0/0x15b0 [ 83.178960] ? kthread_park+0x120/0x120 [ 83.182907] ret_from_fork+0x27/0x50 [ 83.186619] CPU: 1 PID: 5668 Comm: kworker/u5:8 Not tainted 4.19.0-syzkaller #0 [ 83.187620] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 83.194167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 83.194180] Workqueue: hci3 hci_rx_work [ 83.194184] Call Trace: [ 83.194194] dump_stack+0x15a/0x20a [ 83.194203] sysfs_warn_dup.cold.0+0x17/0x32 [ 83.194206] sysfs_create_dir_ns+0x1c2/0x270 [ 83.194210] ? sysfs_create_mount_point+0x80/0x80 [ 83.194215] ? lock_downgrade+0x7f0/0x7f0 [ 83.194221] ? do_raw_spin_unlock+0x16e/0x260 [ 83.194225] kobject_add_internal+0x257/0x8d0 [ 83.194232] kobject_add+0x10f/0x170 [ 83.194235] ? kobject_add_internal+0x8d0/0x8d0 [ 83.194237] ? __lockdep_init_map+0x105/0x590 [ 83.194243] ? get_device+0x20/0x20 [ 83.194245] ? lockdep_init_map+0x9/0x10 [ 83.194248] ? __raw_spin_lock_init+0x2d/0x100 [ 83.194253] device_add+0x33e/0x16b0 [ 83.194257] ? start_creating+0x137/0x1b0 [ 83.194263] ? _dev_warn+0x100/0x100 [ 83.194269] ? hci_debugfs_create_le+0x700/0x700 [ 83.194274] hci_conn_add_sysfs+0x8e/0x160 [ 83.194279] le_conn_complete_evt+0x98b/0x1680 [ 83.194285] ? hci_check_pending_name+0x630/0x630 [ 83.194293] hci_le_meta_evt+0x357/0x3d40 [ 83.194297] ? mark_held_locks+0x130/0x130 [ 83.194303] ? __lock_acquire+0x769/0x4770 [ 83.194308] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 83.194311] ? __lock_acquire+0x769/0x4770 [ 83.194313] ? mark_held_locks+0x130/0x130 [ 83.194318] ? __save_stack_trace+0x7d/0xf0 [ 83.194326] ? __lock_acquire+0x769/0x4770 [ 83.194328] ? mark_held_locks+0x130/0x130 [ 83.194335] hci_event_packet+0x179b/0x7767 [ 83.194340] ? mark_held_locks+0x130/0x130 [ 83.194344] ? __lock_acquire+0x769/0x4770 [ 83.194349] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 83.194357] ? mark_held_locks+0x130/0x130 [ 83.194362] ? mark_held_locks+0xc7/0x130 [ 83.194368] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.194373] ? skb_dequeue+0x115/0x1a0 [ 83.194378] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 83.194381] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.194385] ? trace_hardirqs_on+0x28/0x190 [ 83.194393] ? kasan_check_read+0x11/0x20 [ 83.194399] hci_rx_work+0x368/0xa40 [ 83.194409] process_one_work+0x7be/0x15b0 [ 83.194418] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 83.194421] ? lock_acquire+0x180/0x3a0 [ 83.194426] ? kasan_check_write+0x14/0x20 [ 83.194430] ? do_raw_spin_lock+0xc1/0x230 [ 83.194437] worker_thread+0x85/0xb60 [ 83.194441] ? __kthread_parkme+0x47/0x190 [ 83.194450] kthread+0x327/0x3f0 [ 83.194453] ? process_one_work+0x15b0/0x15b0 [ 83.194456] ? kthread_park+0x120/0x120 [ 83.194461] ret_from_fork+0x27/0x50 [ 83.206730] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 83.213628] CPU: 0 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 83.220956] Bluetooth: hci3: failed to register connection device [ 83.223170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 83.223180] Workqueue: hci0 hci_rx_work [ 83.223184] Call Trace: [ 83.223190] dump_stack+0x15a/0x20a [ 83.223198] sysfs_warn_dup.cold.0+0x17/0x32 [ 83.223202] sysfs_create_dir_ns+0x1c2/0x270 [ 83.242518] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 83.245424] ? sysfs_create_mount_point+0x80/0x80 [ 83.245431] ? lock_downgrade+0x7f0/0x7f0 [ 83.245437] ? do_raw_spin_unlock+0x16e/0x260 [ 83.245444] kobject_add_internal+0x257/0x8d0 [ 83.245450] kobject_add+0x10f/0x170 [ 83.245453] ? kobject_add_internal+0x8d0/0x8d0 [ 83.245456] ? __lockdep_init_map+0x105/0x590 [ 83.245462] ? get_device+0x20/0x20 [ 83.245465] ? lockdep_init_map+0x9/0x10 [ 83.245468] ? __raw_spin_lock_init+0x2d/0x100 [ 83.245473] device_add+0x33e/0x16b0 [ 83.245477] ? start_creating+0x137/0x1b0 [ 83.245483] ? _dev_warn+0x100/0x100 [ 83.245499] ? hci_debugfs_create_le+0x700/0x700 [ 83.245505] hci_conn_add_sysfs+0x8e/0x160 [ 83.245511] le_conn_complete_evt+0x98b/0x1680 [ 83.245517] ? hci_check_pending_name+0x630/0x630 [ 83.245523] hci_le_meta_evt+0x357/0x3d40 [ 83.245532] ? mark_held_locks+0x130/0x130 [ 83.245536] ? __lock_acquire+0x769/0x4770 [ 83.245541] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 83.245545] ? __lock_acquire+0x769/0x4770 [ 83.245552] ? __lock_acquire+0x769/0x4770 [ 83.245560] hci_event_packet+0x179b/0x7767 [ 83.245564] ? mark_held_locks+0x130/0x130 [ 83.245567] ? __lock_acquire+0x769/0x4770 [ 83.245572] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 83.245579] ? mark_held_locks+0x130/0x130 [ 83.245583] ? mark_held_locks+0xc7/0x130 [ 83.245589] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.245594] ? skb_dequeue+0x115/0x1a0 [ 83.245597] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 83.245600] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.245605] ? trace_hardirqs_on+0x28/0x190 [ 83.245611] ? kasan_check_read+0x11/0x20 [ 83.245616] hci_rx_work+0x368/0xa40 [ 83.245625] process_one_work+0x7be/0x15b0 [ 83.245632] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 83.245635] ? lock_acquire+0x180/0x3a0 [ 83.245639] ? kasan_check_write+0x14/0x20 [ 83.245642] ? do_raw_spin_lock+0xc1/0x230 [ 83.245648] worker_thread+0x85/0xb60 [ 83.245651] ? __kthread_parkme+0x47/0x190 [ 83.245658] kthread+0x327/0x3f0 [ 83.245661] ? process_one_work+0x15b0/0x15b0 [ 83.245664] ? kthread_park+0x120/0x120 [ 83.245668] ret_from_fork+0x27/0x50 [ 83.246202] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 83.251223] CPU: 1 PID: 5668 Comm: kworker/u5:8 Not tainted 4.19.0-syzkaller #0 [ 83.254016] Bluetooth: hci0: failed to register connection device [ 83.258646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 83.258653] Workqueue: hci1 hci_rx_work [ 83.265585] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 83.266743] Call Trace: [ 83.270825] Bluetooth: hci5: failed to register connection device [ 83.275341] dump_stack+0x15a/0x20a [ 83.776285] sysfs_warn_dup.cold.0+0x17/0x32 [ 83.780662] sysfs_create_dir_ns+0x1c2/0x270 [ 83.785042] ? sysfs_create_mount_point+0x80/0x80 [ 83.789924] ? lock_downgrade+0x7f0/0x7f0 [ 83.794213] ? do_raw_spin_unlock+0x16e/0x260 [ 83.798683] kobject_add_internal+0x257/0x8d0 [ 83.803143] kobject_add+0x10f/0x170 [ 83.806821] ? kobject_add_internal+0x8d0/0x8d0 [ 83.811452] ? __lockdep_init_map+0x105/0x590 [ 83.815915] ? get_device+0x20/0x20 [ 83.819506] ? lockdep_init_map+0x9/0x10 [ 83.823531] ? __raw_spin_lock_init+0x2d/0x100 [ 83.828097] device_add+0x33e/0x16b0 [ 83.831780] ? start_creating+0x137/0x1b0 [ 83.835896] ? _dev_warn+0x100/0x100 [ 83.839579] ? hci_debugfs_create_le+0x700/0x700 [ 83.844302] hci_conn_add_sysfs+0x8e/0x160 [ 83.848503] le_conn_complete_evt+0x98b/0x1680 [ 83.853075] ? hci_check_pending_name+0x630/0x630 [ 83.857883] ? debug_check_no_obj_freed+0x1ed/0x428 [ 83.862871] hci_le_meta_evt+0x357/0x3d40 [ 83.866988] ? __lock_acquire+0x769/0x4770 [ 83.871189] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 83.877299] ? __lock_acquire+0x769/0x4770 [ 83.881501] ? __lock_acquire+0x769/0x4770 [ 83.885704] ? __lock_acquire+0x769/0x4770 [ 83.889906] ? mark_held_locks+0x130/0x130 [ 83.894107] hci_event_packet+0x179b/0x7767 [ 83.898414] ? mark_held_locks+0x130/0x130 [ 83.902700] ? __lock_acquire+0x769/0x4770 [ 83.906902] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 83.912762] ? mark_held_locks+0x130/0x130 [ 83.916965] ? mark_held_locks+0xc7/0x130 [ 83.921116] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.926183] ? skb_dequeue+0x115/0x1a0 [ 83.930035] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 83.934581] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 83.939654] ? trace_hardirqs_on+0x28/0x190 [ 83.943946] ? kasan_check_read+0x11/0x20 [ 83.948059] hci_rx_work+0x368/0xa40 [ 83.951744] process_one_work+0x7be/0x15b0 [ 83.955947] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 83.960581] ? lock_acquire+0x180/0x3a0 [ 83.964522] ? kasan_check_write+0x14/0x20 [ 83.968725] ? do_raw_spin_lock+0xc1/0x230 [ 83.972935] worker_thread+0x85/0xb60 [ 83.976786] ? __kthread_parkme+0x47/0x190 [ 83.980988] kthread+0x327/0x3f0 [ 83.984322] ? process_one_work+0x15b0/0x15b0 [ 83.988781] ? kthread_park+0x120/0x120 [ 83.992720] ret_from_fork+0x27/0x50 [ 83.997572] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 84.007536] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 84.016589] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 84.025427] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 84.028054] CPU: 1 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 84.041569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 84.050901] Workqueue: hci5 hci_rx_work [ 84.054844] Call Trace: [ 84.057401] dump_stack+0x15a/0x20a [ 84.061003] sysfs_warn_dup.cold.0+0x17/0x32 [ 84.065385] sysfs_create_dir_ns+0x1c2/0x270 [ 84.069766] ? sysfs_create_mount_point+0x80/0x80 [ 84.074576] ? lock_downgrade+0x7f0/0x7f0 [ 84.078697] ? do_raw_spin_unlock+0x16e/0x260 [ 84.083165] kobject_add_internal+0x257/0x8d0 [ 84.087718] kobject_add+0x10f/0x170 [ 84.091403] ? kobject_add_internal+0x8d0/0x8d0 [ 84.096040] ? __lockdep_init_map+0x105/0x590 [ 84.100505] ? get_device+0x20/0x20 [ 84.104098] ? lockdep_init_map+0x9/0x10 [ 84.108128] ? __raw_spin_lock_init+0x2d/0x100 [ 84.112684] device_add+0x33e/0x16b0 [ 84.116365] ? start_creating+0x137/0x1b0 [ 84.120481] ? _dev_warn+0x100/0x100 [ 84.124165] ? hci_debugfs_create_le+0x700/0x700 [ 84.128894] hci_conn_add_sysfs+0x8e/0x160 [ 84.133098] le_conn_complete_evt+0x98b/0x1680 [ 84.137651] ? hci_check_pending_name+0x630/0x630 [ 84.142472] hci_le_meta_evt+0x357/0x3d40 [ 84.146610] ? __lock_acquire+0x769/0x4770 [ 84.150814] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 84.156926] ? __lock_acquire+0x769/0x4770 [ 84.161139] ? trace_hardirqs_off+0x41/0x180 [ 84.165522] ? __lock_acquire+0x769/0x4770 [ 84.169730] ? mark_held_locks+0x130/0x130 [ 84.174025] hci_event_packet+0x179b/0x7767 [ 84.178314] ? mark_held_locks+0x130/0x130 [ 84.182516] ? __lock_acquire+0x769/0x4770 [ 84.186720] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 84.192581] ? mark_held_locks+0x130/0x130 [ 84.196791] ? mark_held_locks+0xc7/0x130 [ 84.200909] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.205982] ? skb_dequeue+0x115/0x1a0 [ 84.209839] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 84.214390] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.219464] ? trace_hardirqs_on+0x28/0x190 [ 84.223756] ? kasan_check_read+0x11/0x20 [ 84.227875] hci_rx_work+0x368/0xa40 [ 84.231566] process_one_work+0x7be/0x15b0 [ 84.235772] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 84.240414] ? lock_acquire+0x180/0x3a0 [ 84.244360] ? kasan_check_write+0x14/0x20 [ 84.248569] ? do_raw_spin_lock+0xc1/0x230 [ 84.252777] worker_thread+0x85/0xb60 [ 84.256545] ? __kthread_parkme+0x47/0x190 [ 84.260753] kthread+0x327/0x3f0 [ 84.264088] ? process_one_work+0x15b0/0x15b0 [ 84.268552] ? kthread_park+0x120/0x120 [ 84.272502] ret_from_fork+0x27/0x50 [ 84.276191] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 84.279653] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 84.283621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 84.301675] Workqueue: hci0 hci_rx_work [ 84.305617] Call Trace: [ 84.308172] dump_stack+0x15a/0x20a [ 84.311776] sysfs_warn_dup.cold.0+0x17/0x32 [ 84.316161] sysfs_create_dir_ns+0x1c2/0x270 [ 84.320540] ? sysfs_create_mount_point+0x80/0x80 [ 84.325440] ? lock_downgrade+0x7f0/0x7f0 [ 84.329559] ? do_raw_spin_unlock+0x16e/0x260 [ 84.334138] kobject_add_internal+0x257/0x8d0 [ 84.338600] kobject_add+0x10f/0x170 [ 84.342286] ? kobject_add_internal+0x8d0/0x8d0 [ 84.346922] ? __lockdep_init_map+0x105/0x590 [ 84.351389] ? get_device+0x20/0x20 [ 84.354982] ? lockdep_init_map+0x9/0x10 [ 84.359010] ? __raw_spin_lock_init+0x2d/0x100 [ 84.363561] device_add+0x33e/0x16b0 [ 84.367242] ? start_creating+0x137/0x1b0 [ 84.371374] ? _dev_warn+0x100/0x100 [ 84.375060] ? hci_debugfs_create_le+0x700/0x700 [ 84.379788] hci_conn_add_sysfs+0x8e/0x160 [ 84.383992] le_conn_complete_evt+0x98b/0x1680 [ 84.388630] ? hci_check_pending_name+0x630/0x630 [ 84.393441] ? debug_check_no_obj_freed+0x1ed/0x428 [ 84.398425] hci_le_meta_evt+0x357/0x3d40 [ 84.402543] ? __lock_acquire+0x769/0x4770 [ 84.406774] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 84.412901] ? __lock_acquire+0x769/0x4770 [ 84.417109] ? update_bg_scan+0x58/0x70 [ 84.421058] ? __lock_acquire+0x769/0x4770 [ 84.425262] ? mark_held_locks+0x130/0x130 [ 84.429562] hci_event_packet+0x179b/0x7767 [ 84.433869] ? mark_held_locks+0x130/0x130 [ 84.438072] ? __lock_acquire+0x769/0x4770 [ 84.442285] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 84.448142] ? mark_held_locks+0x130/0x130 [ 84.452348] ? mark_held_locks+0xc7/0x130 [ 84.456468] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.461539] ? skb_dequeue+0x115/0x1a0 [ 84.465394] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 84.469945] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.475018] ? trace_hardirqs_on+0x28/0x190 [ 84.479310] ? kasan_check_read+0x11/0x20 [ 84.483428] hci_rx_work+0x368/0xa40 [ 84.487117] process_one_work+0x7be/0x15b0 [ 84.491326] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 84.495968] ? lock_acquire+0x180/0x3a0 [ 84.499916] ? kasan_check_write+0x14/0x20 [ 84.504122] ? do_raw_spin_lock+0xc1/0x230 [ 84.508325] worker_thread+0x85/0xb60 [ 84.512094] ? __kthread_parkme+0x47/0x190 [ 84.516297] kthread+0x327/0x3f0 [ 84.519719] ? process_one_work+0x15b0/0x15b0 [ 84.524183] ? kthread_park+0x120/0x120 [ 84.528127] ret_from_fork+0x27/0x50 [ 84.531823] CPU: 1 PID: 5655 Comm: kworker/u5:3 Not tainted 4.19.0-syzkaller #0 [ 84.539252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 84.548598] Workqueue: hci3 hci_rx_work [ 84.552546] Call Trace: [ 84.555105] dump_stack+0x15a/0x20a [ 84.558702] sysfs_warn_dup.cold.0+0x17/0x32 [ 84.563082] sysfs_create_dir_ns+0x1c2/0x270 [ 84.567463] ? sysfs_create_mount_point+0x80/0x80 [ 84.572282] ? lock_downgrade+0x7f0/0x7f0 [ 84.576401] ? do_raw_spin_unlock+0x16e/0x260 [ 84.580868] kobject_add_internal+0x257/0x8d0 [ 84.585334] kobject_add+0x10f/0x170 [ 84.589018] ? kobject_add_internal+0x8d0/0x8d0 [ 84.593659] ? __lockdep_init_map+0x105/0x590 [ 84.598213] ? get_device+0x20/0x20 [ 84.601807] ? lockdep_init_map+0x9/0x10 [ 84.605842] ? __raw_spin_lock_init+0x2d/0x100 [ 84.610397] device_add+0x33e/0x16b0 [ 84.614083] ? start_creating+0x137/0x1b0 [ 84.618203] ? _dev_warn+0x100/0x100 [ 84.621891] ? hci_debugfs_create_le+0x700/0x700 [ 84.626620] hci_conn_add_sysfs+0x8e/0x160 [ 84.630831] le_conn_complete_evt+0x98b/0x1680 [ 84.635387] ? hci_check_pending_name+0x630/0x630 [ 84.640205] hci_le_meta_evt+0x357/0x3d40 [ 84.644498] ? __lock_acquire+0x769/0x4770 [ 84.648710] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 84.654824] ? __lock_acquire+0x769/0x4770 [ 84.659034] ? __lock_acquire+0x769/0x4770 [ 84.663247] ? __lock_acquire+0x769/0x4770 [ 84.667449] ? mark_held_locks+0x130/0x130 [ 84.671658] hci_event_packet+0x179b/0x7767 [ 84.675951] ? mark_held_locks+0x130/0x130 [ 84.680156] ? __lock_acquire+0x769/0x4770 [ 84.684368] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 84.690227] ? mark_held_locks+0x130/0x130 [ 84.694431] ? mark_held_locks+0xc7/0x130 [ 84.698549] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.703629] ? skb_dequeue+0x115/0x1a0 [ 84.707486] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 84.712038] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.717114] ? trace_hardirqs_on+0x28/0x190 [ 84.721408] ? kasan_check_read+0x11/0x20 [ 84.725531] hci_rx_work+0x368/0xa40 [ 84.729221] process_one_work+0x7be/0x15b0 [ 84.733431] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 84.738071] ? lock_acquire+0x180/0x3a0 [ 84.742020] ? kasan_check_write+0x14/0x20 [ 84.746227] ? do_raw_spin_lock+0xc1/0x230 [ 84.750441] worker_thread+0x85/0xb60 [ 84.754217] ? __kthread_parkme+0x47/0x190 [ 84.758427] kthread+0x327/0x3f0 [ 84.761771] ? process_one_work+0x15b0/0x15b0 [ 84.766236] ? kthread_park+0x120/0x120 [ 84.770183] ret_from_fork+0x27/0x50 [ 84.773877] CPU: 0 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 84.776807] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 84.781309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 84.781318] Workqueue: hci4 hci_rx_work [ 84.781322] Call Trace: [ 84.781329] dump_stack+0x15a/0x20a [ 84.781336] sysfs_warn_dup.cold.0+0x17/0x32 [ 84.781341] sysfs_create_dir_ns+0x1c2/0x270 [ 84.781345] ? sysfs_create_mount_point+0x80/0x80 [ 84.781351] ? lock_downgrade+0x7f0/0x7f0 [ 84.781357] ? do_raw_spin_unlock+0x16e/0x260 [ 84.781362] kobject_add_internal+0x257/0x8d0 [ 84.781368] kobject_add+0x10f/0x170 [ 84.781372] ? kobject_add_internal+0x8d0/0x8d0 [ 84.781374] ? __lockdep_init_map+0x105/0x590 [ 84.781380] ? get_device+0x20/0x20 [ 84.781383] ? lockdep_init_map+0x9/0x10 [ 84.781386] ? __raw_spin_lock_init+0x2d/0x100 [ 84.781392] device_add+0x33e/0x16b0 [ 84.781397] ? start_creating+0x137/0x1b0 [ 84.781402] ? _dev_warn+0x100/0x100 [ 84.781408] ? hci_debugfs_create_le+0x700/0x700 [ 84.781414] hci_conn_add_sysfs+0x8e/0x160 [ 84.781420] le_conn_complete_evt+0x98b/0x1680 [ 84.781426] ? hci_check_pending_name+0x630/0x630 [ 84.781433] hci_le_meta_evt+0x357/0x3d40 [ 84.781439] ? __lock_acquire+0x769/0x4770 [ 84.781444] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 84.781447] ? __lock_acquire+0x769/0x4770 [ 84.781451] ? update_bg_scan+0x58/0x70 [ 84.781459] ? __lock_acquire+0x769/0x4770 [ 84.781461] ? mark_held_locks+0x130/0x130 [ 84.781469] hci_event_packet+0x179b/0x7767 [ 84.781473] ? mark_held_locks+0xc7/0x130 [ 84.781478] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 84.781483] ? calibrate_delay.cold.0+0x416/0x441 [ 84.781488] ? trace_hardirqs_on_caller+0x28/0x180 [ 84.781493] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 84.781500] ? retint_kernel+0x2d/0x2d [ 84.781508] ? _raw_spin_unlock_irqrestore+0xaf/0xd0 [ 84.781514] ? kasan_check_read+0x11/0x20 [ 84.781520] hci_rx_work+0x368/0xa40 [ 84.781528] process_one_work+0x7be/0x15b0 [ 84.781535] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 84.781538] ? lock_acquire+0x180/0x3a0 [ 84.781542] ? kasan_check_write+0x14/0x20 [ 84.781545] ? do_raw_spin_lock+0xc1/0x230 [ 84.781550] worker_thread+0x85/0xb60 [ 84.781553] ? __kthread_parkme+0x47/0x190 [ 84.781560] kthread+0x327/0x3f0 [ 84.781563] ? process_one_work+0x15b0/0x15b0 [ 84.781565] ? kthread_park+0x120/0x120 [ 84.781569] ret_from_fork+0x27/0x50 [ 84.781926] CPU: 0 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 84.795916] Bluetooth: hci5: failed to register connection device [ 84.803449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 84.803458] Workqueue: hci2 hci_rx_work [ 84.803462] Call Trace: [ 84.803469] dump_stack+0x15a/0x20a [ 84.803477] sysfs_warn_dup.cold.0+0x17/0x32 [ 84.803481] sysfs_create_dir_ns+0x1c2/0x270 [ 84.803485] ? sysfs_create_mount_point+0x80/0x80 [ 84.803491] ? lock_downgrade+0x7f0/0x7f0 [ 84.803497] ? do_raw_spin_unlock+0x16e/0x260 [ 84.816126] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 84.818084] kobject_add_internal+0x257/0x8d0 [ 84.818090] kobject_add+0x10f/0x170 [ 84.818095] ? kobject_add_internal+0x8d0/0x8d0 [ 84.818099] ? __lockdep_init_map+0x105/0x590 [ 84.818105] ? get_device+0x20/0x20 [ 84.818108] ? lockdep_init_map+0x9/0x10 [ 84.818112] ? __raw_spin_lock_init+0x2d/0x100 [ 84.822614] Bluetooth: hci3: failed to register connection device [ 84.827313] device_add+0x33e/0x16b0 [ 84.827319] ? start_creating+0x137/0x1b0 [ 84.827325] ? _dev_warn+0x100/0x100 [ 84.827332] ? hci_debugfs_create_le+0x700/0x700 [ 84.849386] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 84.853261] hci_conn_add_sysfs+0x8e/0x160 [ 84.853268] le_conn_complete_evt+0x98b/0x1680 [ 84.853275] ? hci_check_pending_name+0x630/0x630 [ 84.853282] hci_le_meta_evt+0x357/0x3d40 [ 84.853288] ? mark_held_locks+0x130/0x130 [ 84.853293] ? __lock_acquire+0x769/0x4770 [ 84.857166] Bluetooth: hci1: failed to register connection device [ 84.861105] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 84.861116] ? __lock_acquire+0x769/0x4770 [ 84.861119] ? lock_downgrade+0x7f0/0x7f0 [ 84.861128] hci_event_packet+0x179b/0x7767 [ 84.866054] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci1/hci1:201' [ 84.869541] ? mark_held_locks+0x130/0x130 [ 84.869545] ? __lock_acquire+0x769/0x4770 [ 84.869551] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 84.869559] ? mark_held_locks+0x130/0x130 [ 84.869564] ? mark_held_locks+0xc7/0x130 [ 84.869570] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.869575] ? skb_dequeue+0x115/0x1a0 [ 84.869579] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 84.869582] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 84.869587] ? trace_hardirqs_on+0x28/0x190 [ 84.869600] ? kasan_check_read+0x11/0x20 [ 84.893174] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 84.895699] hci_rx_work+0x368/0xa40 [ 84.895710] process_one_work+0x7be/0x15b0 [ 84.895717] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 84.895721] ? lock_acquire+0x180/0x3a0 [ 84.895727] ? kasan_check_write+0x14/0x20 [ 84.895731] ? do_raw_spin_lock+0xc1/0x230 [ 85.293141] worker_thread+0x85/0xb60 [ 85.296922] ? __kthread_parkme+0x47/0x190 [ 85.301138] kthread+0x327/0x3f0 [ 85.304568] ? process_one_work+0x15b0/0x15b0 [ 85.309036] ? kthread_park+0x120/0x120 [ 85.312988] ret_from_fork+0x27/0x50 [ 85.316682] CPU: 1 PID: 5655 Comm: kworker/u5:3 Not tainted 4.19.0-syzkaller #0 [ 85.318779] Bluetooth: hci3: command 0x0406 tx timeout [ 85.324116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 85.324126] Workqueue: hci3 hci_rx_work [ 85.330185] kobject_add_internal failed for hci4:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 85.338697] Call Trace: [ 85.342752] Bluetooth: hci4: failed to register connection device [ 85.355101] dump_stack+0x15a/0x20a [ 85.355109] sysfs_warn_dup.cold.0+0x17/0x32 [ 85.355113] sysfs_create_dir_ns+0x1c2/0x270 [ 85.355117] ? sysfs_create_mount_point+0x80/0x80 [ 85.355123] ? lock_downgrade+0x7f0/0x7f0 [ 85.355130] ? do_raw_spin_unlock+0x16e/0x260 [ 85.355134] kobject_add_internal+0x257/0x8d0 [ 85.355140] kobject_add+0x10f/0x170 [ 85.355145] ? kobject_add_internal+0x8d0/0x8d0 [ 85.361501] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 85.363914] ? __lockdep_init_map+0x105/0x590 [ 85.367511] Bluetooth: hci0: failed to register connection device [ 85.371887] ? get_device+0x20/0x20 [ 85.371891] ? lockdep_init_map+0x9/0x10 [ 85.371895] ? __raw_spin_lock_init+0x2d/0x100 [ 85.371900] device_add+0x33e/0x16b0 [ 85.371905] ? start_creating+0x137/0x1b0 [ 85.371909] ? _dev_warn+0x100/0x100 [ 85.371915] ? hci_debugfs_create_le+0x700/0x700 [ 85.371921] hci_conn_add_sysfs+0x8e/0x160 [ 85.371927] le_conn_complete_evt+0x98b/0x1680 [ 85.371932] ? hci_check_pending_name+0x630/0x630 [ 85.371938] ? debug_check_no_obj_freed+0x1ed/0x428 [ 85.371944] hci_le_meta_evt+0x357/0x3d40 [ 85.371950] ? __lock_acquire+0x769/0x4770 [ 85.371953] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 85.371956] ? __lock_acquire+0x769/0x4770 [ 85.371960] ? update_bg_scan+0x58/0x70 [ 85.371968] ? __lock_acquire+0x769/0x4770 [ 85.371970] ? mark_held_locks+0x130/0x130 [ 85.371976] hci_event_packet+0x179b/0x7767 [ 85.371980] ? mark_held_locks+0x130/0x130 [ 85.371983] ? __lock_acquire+0x769/0x4770 [ 85.371988] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 85.371994] ? mark_held_locks+0x130/0x130 [ 85.371998] ? mark_held_locks+0xc7/0x130 [ 85.372004] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.372009] ? skb_dequeue+0x115/0x1a0 [ 85.372012] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 85.372015] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.372020] ? trace_hardirqs_on+0x28/0x190 [ 85.372026] ? kasan_check_read+0x11/0x20 [ 85.372031] hci_rx_work+0x368/0xa40 [ 85.372038] process_one_work+0x7be/0x15b0 [ 85.372045] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 85.372047] ? lock_acquire+0x180/0x3a0 [ 85.372051] ? kasan_check_write+0x14/0x20 [ 85.372054] ? do_raw_spin_lock+0xc1/0x230 [ 85.372059] worker_thread+0x85/0xb60 [ 85.372061] ? __kthread_parkme+0x47/0x190 [ 85.372067] kthread+0x327/0x3f0 [ 85.372070] ? process_one_work+0x15b0/0x15b0 [ 85.372072] ? kthread_park+0x120/0x120 [ 85.372076] ret_from_fork+0x27/0x50 [ 85.374673] Bluetooth: hci4: command 0x0406 tx timeout [ 85.376899] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 85.388708] CPU: 1 PID: 5668 Comm: kworker/u5:8 Not tainted 4.19.0-syzkaller #0 [ 85.392066] Bluetooth: hci2: failed to register connection device [ 85.394435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 85.394444] Workqueue: hci1 hci_rx_work [ 85.394448] Call Trace: [ 85.394454] dump_stack+0x15a/0x20a [ 85.394461] sysfs_warn_dup.cold.0+0x17/0x32 [ 85.394465] sysfs_create_dir_ns+0x1c2/0x270 [ 85.394469] ? sysfs_create_mount_point+0x80/0x80 [ 85.394474] ? lock_downgrade+0x7f0/0x7f0 [ 85.394480] ? do_raw_spin_unlock+0x16e/0x260 [ 85.394486] kobject_add_internal+0x257/0x8d0 [ 85.394491] kobject_add+0x10f/0x170 [ 85.394495] ? kobject_add_internal+0x8d0/0x8d0 [ 85.394497] ? __lockdep_init_map+0x105/0x590 [ 85.394503] ? get_device+0x20/0x20 [ 85.394506] ? lockdep_init_map+0x9/0x10 [ 85.394509] ? __raw_spin_lock_init+0x2d/0x100 [ 85.394515] device_add+0x33e/0x16b0 [ 85.394519] ? start_creating+0x137/0x1b0 [ 85.394524] ? _dev_warn+0x100/0x100 [ 85.394530] ? hci_debugfs_create_le+0x700/0x700 [ 85.394536] hci_conn_add_sysfs+0x8e/0x160 [ 85.394541] le_conn_complete_evt+0x98b/0x1680 [ 85.394547] ? hci_check_pending_name+0x630/0x630 [ 85.394551] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.394556] ? debug_check_no_obj_freed+0x1ed/0x428 [ 85.394561] hci_le_meta_evt+0x357/0x3d40 [ 85.394564] ? debug_check_no_obj_freed+0x1ed/0x428 [ 85.394567] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 85.394570] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.394574] ? trace_hardirqs_on+0x28/0x190 [ 85.394578] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 85.394585] ? kfree_skbmem+0x89/0xf0 [ 85.394601] ? __lock_acquire+0x769/0x4770 [ 85.394604] ? hci_event_packet+0x17d9/0x7767 [ 85.394607] ? kfree_skbmem+0x89/0xf0 [ 85.394612] hci_event_packet+0x179b/0x7767 [ 85.394616] ? mark_held_locks+0x130/0x130 [ 85.394619] ? __lock_acquire+0x769/0x4770 [ 85.394623] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 85.394630] ? mark_held_locks+0x130/0x130 [ 85.398524] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201' [ 85.402960] ? mark_held_locks+0xc7/0x130 [ 85.402966] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.402970] ? skb_dequeue+0x115/0x1a0 [ 85.402973] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 85.402976] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 85.402981] ? trace_hardirqs_on+0x28/0x190 [ 85.402988] ? kasan_check_read+0x11/0x20 [ 85.402996] hci_rx_work+0x368/0xa40 [ 85.519803] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 85.523018] process_one_work+0x7be/0x15b0 [ 85.523025] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 85.523029] ? lock_acquire+0x180/0x3a0 [ 85.523035] ? kasan_check_write+0x14/0x20 [ 85.523039] ? do_raw_spin_lock+0xc1/0x230 [ 85.527256] Bluetooth: hci3: failed to register connection device [ 85.531369] worker_thread+0x85/0xb60 [ 85.531373] ? __kthread_parkme+0x47/0x190 [ 85.531379] kthread+0x327/0x3f0 [ 85.531382] ? process_one_work+0x15b0/0x15b0 [ 85.531384] ? kthread_park+0x120/0x120 [ 85.531390] ret_from_fork+0x27/0x50 [ 85.532342] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci5/hci5:201' [ 85.541253] CPU: 0 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 85.941702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 85.951044] Workqueue: hci0 hci_rx_work [ 85.954996] Call Trace: [ 85.957602] dump_stack+0x15a/0x20a [ 85.961208] sysfs_warn_dup.cold.0+0x17/0x32 [ 85.965589] sysfs_create_dir_ns+0x1c2/0x270 [ 85.969984] ? sysfs_create_mount_point+0x80/0x80 [ 85.974804] ? lock_downgrade+0x7f0/0x7f0 [ 85.978929] ? do_raw_spin_unlock+0x16e/0x260 [ 85.983399] kobject_add_internal+0x257/0x8d0 [ 85.987873] kobject_add+0x10f/0x170 [ 85.991565] ? kobject_add_internal+0x8d0/0x8d0 [ 85.996206] ? __lockdep_init_map+0x105/0x590 [ 86.000677] ? get_device+0x20/0x20 [ 86.004283] ? lockdep_init_map+0x9/0x10 [ 86.008342] ? __raw_spin_lock_init+0x2d/0x100 [ 86.012914] device_add+0x33e/0x16b0 [ 86.016603] ? start_creating+0x137/0x1b0 [ 86.020724] ? _dev_warn+0x100/0x100 [ 86.024410] ? hci_debugfs_create_le+0x700/0x700 [ 86.029142] hci_conn_add_sysfs+0x8e/0x160 [ 86.033355] le_conn_complete_evt+0x98b/0x1680 [ 86.037996] ? hci_check_pending_name+0x630/0x630 [ 86.042813] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.047889] ? debug_check_no_obj_freed+0x1ed/0x428 [ 86.052883] hci_le_meta_evt+0x357/0x3d40 [ 86.057095] ? debug_check_no_obj_freed+0x1ed/0x428 [ 86.062084] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.066637] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.071712] ? trace_hardirqs_on+0x28/0x190 [ 86.076007] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 86.082126] ? __lock_acquire+0x769/0x4770 [ 86.086331] ? __lock_acquire+0x769/0x4770 [ 86.090536] ? hci_event_packet+0x17d9/0x7767 [ 86.095005] hci_event_packet+0x179b/0x7767 [ 86.099302] ? mark_held_locks+0x130/0x130 [ 86.103512] ? __lock_acquire+0x769/0x4770 [ 86.107719] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 86.113578] ? mark_held_locks+0x130/0x130 [ 86.117787] ? mark_held_locks+0xc7/0x130 [ 86.121909] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.126984] ? skb_dequeue+0x115/0x1a0 [ 86.130841] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.135394] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.140469] ? trace_hardirqs_on+0x28/0x190 [ 86.144763] ? kasan_check_read+0x11/0x20 [ 86.148885] hci_rx_work+0x368/0xa40 [ 86.152574] process_one_work+0x7be/0x15b0 [ 86.156781] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 86.161418] ? lock_acquire+0x180/0x3a0 [ 86.165364] ? kasan_check_write+0x14/0x20 [ 86.169571] ? do_raw_spin_lock+0xc1/0x230 [ 86.173783] worker_thread+0x85/0xb60 [ 86.177552] ? __kthread_parkme+0x47/0x190 [ 86.181761] kthread+0x327/0x3f0 [ 86.185096] ? process_one_work+0x15b0/0x15b0 [ 86.189559] ? kthread_park+0x120/0x120 [ 86.193506] ret_from_fork+0x27/0x50 [ 86.197203] CPU: 1 PID: 5667 Comm: kworker/u5:7 Not tainted 4.19.0-syzkaller #0 [ 86.204634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 86.206123] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 86.213967] Workqueue: hci5 hci_rx_work [ 86.213971] Call Trace: [ 86.213977] dump_stack+0x15a/0x20a [ 86.213986] sysfs_warn_dup.cold.0+0x17/0x32 [ 86.213991] sysfs_create_dir_ns+0x1c2/0x270 [ 86.213995] ? sysfs_create_mount_point+0x80/0x80 [ 86.214001] ? lock_downgrade+0x7f0/0x7f0 [ 86.214008] ? do_raw_spin_unlock+0x16e/0x260 [ 86.214014] kobject_add_internal+0x257/0x8d0 [ 86.214021] kobject_add+0x10f/0x170 [ 86.214025] ? kobject_add_internal+0x8d0/0x8d0 [ 86.214028] ? __lockdep_init_map+0x105/0x590 [ 86.214034] ? get_device+0x20/0x20 [ 86.214038] ? lockdep_init_map+0x9/0x10 [ 86.214042] ? __raw_spin_lock_init+0x2d/0x100 [ 86.214048] device_add+0x33e/0x16b0 [ 86.214053] ? start_creating+0x137/0x1b0 [ 86.214059] ? _dev_warn+0x100/0x100 [ 86.214066] ? hci_debugfs_create_le+0x700/0x700 [ 86.214074] hci_conn_add_sysfs+0x8e/0x160 [ 86.214080] le_conn_complete_evt+0x98b/0x1680 [ 86.214087] ? hci_check_pending_name+0x630/0x630 [ 86.214096] hci_le_meta_evt+0x357/0x3d40 [ 86.214103] ? try_to_wake_up+0x7dd/0x1050 [ 86.214108] ? lock_downgrade+0x7f0/0x7f0 [ 86.326656] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 86.332776] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 86.337849] ? trace_hardirqs_off+0x41/0x180 [ 86.342230] ? __lock_acquire+0x769/0x4770 [ 86.346435] ? __lock_acquire+0x769/0x4770 [ 86.350645] hci_event_packet+0x179b/0x7767 [ 86.354937] ? mark_held_locks+0x130/0x130 [ 86.359173] ? __lock_acquire+0x769/0x4770 [ 86.363379] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 86.369236] ? mark_held_locks+0x130/0x130 [ 86.373440] ? mark_held_locks+0xc7/0x130 [ 86.377559] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.382634] ? skb_dequeue+0x115/0x1a0 [ 86.386491] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.391068] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.396159] ? trace_hardirqs_on+0x28/0x190 [ 86.400462] ? kasan_check_read+0x11/0x20 [ 86.404587] hci_rx_work+0x368/0xa40 [ 86.408282] process_one_work+0x7be/0x15b0 [ 86.412497] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 86.417139] ? lock_acquire+0x180/0x3a0 [ 86.421093] ? kasan_check_write+0x14/0x20 [ 86.425300] ? do_raw_spin_lock+0xc1/0x230 [ 86.429512] worker_thread+0x85/0xb60 [ 86.433284] ? __kthread_parkme+0x47/0x190 [ 86.437494] kthread+0x327/0x3f0 [ 86.440836] ? process_one_work+0x15b0/0x15b0 [ 86.445301] ? kthread_park+0x120/0x120 [ 86.449251] ret_from_fork+0x27/0x50 [ 86.452948] CPU: 0 PID: 5665 Comm: kworker/u5:5 Not tainted 4.19.0-syzkaller #0 [ 86.460385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 86.462698] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci3/hci3:201' [ 86.469728] Workqueue: hci2 hci_rx_work [ 86.469732] Call Trace: [ 86.469739] dump_stack+0x15a/0x20a [ 86.469746] sysfs_warn_dup.cold.0+0x17/0x32 [ 86.469750] sysfs_create_dir_ns+0x1c2/0x270 [ 86.469754] ? sysfs_create_mount_point+0x80/0x80 [ 86.469760] ? lock_downgrade+0x7f0/0x7f0 [ 86.469766] ? do_raw_spin_unlock+0x16e/0x260 [ 86.469771] kobject_add_internal+0x257/0x8d0 [ 86.469777] kobject_add+0x10f/0x170 [ 86.518879] ? kobject_add_internal+0x8d0/0x8d0 [ 86.523530] ? __lockdep_init_map+0x105/0x590 [ 86.528009] ? get_device+0x20/0x20 [ 86.531614] ? lockdep_init_map+0x9/0x10 [ 86.535651] ? __raw_spin_lock_init+0x2d/0x100 [ 86.540213] device_add+0x33e/0x16b0 [ 86.543900] ? start_creating+0x137/0x1b0 [ 86.548023] ? _dev_warn+0x100/0x100 [ 86.551712] ? hci_debugfs_create_le+0x700/0x700 [ 86.556443] hci_conn_add_sysfs+0x8e/0x160 [ 86.560653] le_conn_complete_evt+0x98b/0x1680 [ 86.565212] ? hci_check_pending_name+0x630/0x630 [ 86.570032] hci_le_meta_evt+0x357/0x3d40 [ 86.574164] ? __lock_acquire+0x769/0x4770 [ 86.578372] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 86.584599] ? __lock_acquire+0x769/0x4770 [ 86.588826] ? update_bg_scan+0x58/0x70 [ 86.592784] ? __lock_acquire+0x769/0x4770 [ 86.596994] ? mark_held_locks+0x130/0x130 [ 86.601212] hci_event_packet+0x179b/0x7767 [ 86.605510] ? mark_held_locks+0x130/0x130 [ 86.609717] ? __lock_acquire+0x769/0x4770 [ 86.613937] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 86.619803] ? mark_held_locks+0x130/0x130 [ 86.624017] ? mark_held_locks+0xc7/0x130 [ 86.628145] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.633233] ? skb_dequeue+0x115/0x1a0 [ 86.637099] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.641659] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.646825] ? trace_hardirqs_on+0x28/0x190 [ 86.651125] ? kasan_check_read+0x11/0x20 [ 86.655255] hci_rx_work+0x368/0xa40 [ 86.658949] process_one_work+0x7be/0x15b0 [ 86.663158] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 86.667803] ? lock_acquire+0x180/0x3a0 [ 86.671777] ? kasan_check_write+0x14/0x20 [ 86.675994] ? do_raw_spin_lock+0xc1/0x230 [ 86.680210] worker_thread+0x85/0xb60 [ 86.683985] ? __kthread_parkme+0x47/0x190 [ 86.688195] kthread+0x327/0x3f0 [ 86.691534] ? process_one_work+0x15b0/0x15b0 [ 86.695998] ? kthread_park+0x120/0x120 [ 86.699943] ret_from_fork+0x27/0x50 [ 86.703635] CPU: 1 PID: 5666 Comm: kworker/u5:6 Not tainted 4.19.0-syzkaller #0 [ 86.704616] kobject_add_internal failed for hci2:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 86.711093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 86.711103] Workqueue: hci3 hci_rx_work [ 86.711106] Call Trace: [ 86.711114] dump_stack+0x15a/0x20a [ 86.711123] sysfs_warn_dup.cold.0+0x17/0x32 [ 86.711127] sysfs_create_dir_ns+0x1c2/0x270 [ 86.711133] ? sysfs_create_mount_point+0x80/0x80 [ 86.723764] Bluetooth: hci2: failed to register connection device [ 86.733007] ? lock_downgrade+0x7f0/0x7f0 [ 86.733015] ? do_raw_spin_unlock+0x16e/0x260 [ 86.733023] kobject_add_internal+0x257/0x8d0 [ 86.733030] kobject_add+0x10f/0x170 [ 86.733034] ? kobject_add_internal+0x8d0/0x8d0 [ 86.733038] ? __lockdep_init_map+0x105/0x590 [ 86.733044] ? get_device+0x20/0x20 [ 86.733048] ? lockdep_init_map+0x9/0x10 [ 86.733051] ? __raw_spin_lock_init+0x2d/0x100 [ 86.733057] device_add+0x33e/0x16b0 [ 86.733061] ? start_creating+0x137/0x1b0 [ 86.733068] ? _dev_warn+0x100/0x100 [ 86.733075] ? hci_debugfs_create_le+0x700/0x700 [ 86.733083] hci_conn_add_sysfs+0x8e/0x160 [ 86.733090] le_conn_complete_evt+0x98b/0x1680 [ 86.733098] ? hci_check_pending_name+0x630/0x630 [ 86.733106] hci_le_meta_evt+0x357/0x3d40 [ 86.733115] ? __lock_acquire+0x769/0x4770 [ 86.733121] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 86.733124] ? __lock_acquire+0x769/0x4770 [ 86.733130] ? update_bg_scan+0x58/0x70 [ 86.733140] ? __lock_acquire+0x769/0x4770 [ 86.733144] ? mark_held_locks+0x130/0x130 [ 86.733153] hci_event_packet+0x179b/0x7767 [ 86.733160] ? mark_held_locks+0x130/0x130 [ 86.733164] ? __lock_acquire+0x769/0x4770 [ 86.733171] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 86.733177] ? mark_held_locks+0x130/0x130 [ 86.733182] ? mark_held_locks+0xc7/0x130 [ 86.733188] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.733193] ? skb_dequeue+0x115/0x1a0 [ 86.733196] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 86.733200] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 86.733205] ? trace_hardirqs_on+0x28/0x190 [ 86.733213] ? kasan_check_read+0x11/0x20 [ 86.737753] Bluetooth: hci2: command 0x0406 tx timeout [ 86.739815] hci_rx_work+0x368/0xa40 [ 86.739826] process_one_work+0x7be/0x15b0 [ 86.739833] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 86.739837] ? lock_acquire+0x180/0x3a0 [ 86.739848] ? kasan_check_write+0x14/0x20 [ 86.739851] ? do_raw_spin_lock+0xc1/0x230 [ 86.739858] worker_thread+0x85/0xb60 [ 86.745923] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 86.747876] ? __kthread_parkme+0x47/0x190 [ 86.752298] Bluetooth: hci0: failed to register connection device [ 86.757071] kthread+0x327/0x3f0 [ 86.757075] ? process_one_work+0x15b0/0x15b0 [ 86.757078] ? kthread_park+0x120/0x120 [ 86.757084] ret_from_fork+0x27/0x50 [ 86.758771] kobject_add_internal failed for hci3:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 86.763491] kobject_add_internal failed for hci1:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 86.767453] Bluetooth: hci3: failed to register connection device [ 86.771959] Bluetooth: hci1: failed to register connection device [ 86.890670] ================================================================== [ 86.908847] kobject_add_internal failed for hci5:201 with -EEXIST, don't try to register things with the same name in the same directory. [ 86.913126] BUG: KASAN: use-after-free in __lock_acquire+0x31f5/0x4770 [ 86.913130] Read of size 8 at addr ffff8800a81d9a20 by task kworker/u5:0/1563 [ 86.917255] Bluetooth: hci5: failed to register connection device [ 86.922488] [ 86.922493] CPU: 1 PID: 1563 Comm: kworker/u5:0 Not tainted 4.19.0-syzkaller #0 [ 86.922494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 86.922505] Workqueue: hci0 hci_rx_work [ 86.922507] Call Trace: [ 86.922514] dump_stack+0x15a/0x20a [ 86.922520] print_address_description.cold.6+0x9/0x244 [ 86.922523] kasan_report.cold.7+0x242/0x305 [ 86.922527] ? __lock_acquire+0x31f5/0x4770 [ 86.922530] __asan_report_load8_noabort+0x14/0x20 [ 86.922533] __lock_acquire+0x31f5/0x4770 [ 86.922537] ? __schedule+0x81a/0x1f40 [ 86.922541] ? mark_held_locks+0x130/0x130 [ 86.922545] ? do_raw_spin_unlock+0x16e/0x260 [ 86.931598] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci4/hci4:201' [ 86.935072] ? _raw_spin_unlock+0x2c/0x50 [ 86.935076] ? __mutex_lock+0x7ea/0x1200 [ 86.939132] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci2/hci2:201' [ 86.943227] ? l2cap_connect_cfm+0x6a0/0xdc0 [ 86.943233] ? lock_downgrade+0x7f0/0x7f0 [ 87.164981] lock_acquire+0x180/0x3a0 [ 87.168763] ? lock_sock_nested+0x3a/0x100 [ 87.172973] _raw_spin_lock_bh+0x31/0x40 [ 87.177181] ? lock_sock_nested+0x3a/0x100 [ 87.181386] lock_sock_nested+0x3a/0x100 [ 87.185419] l2cap_sock_new_connection_cb+0x41/0x1c0 [ 87.190491] ? mutex_lock_nested+0x16/0x20 [ 87.194701] l2cap_connect_cfm+0x6e4/0xdc0 [ 87.198908] ? l2cap_chan_connect+0x1820/0x1820 [ 87.203546] le_conn_complete_evt+0xe7d/0x1680 [ 87.208097] ? hci_check_pending_name+0x630/0x630 [ 87.212910] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.217982] ? debug_check_no_obj_freed+0x1ed/0x428 [ 87.222969] hci_le_meta_evt+0x357/0x3d40 [ 87.227086] ? debug_check_no_obj_freed+0x1ed/0x428 [ 87.232074] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 87.236625] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.241698] ? trace_hardirqs_on+0x28/0x190 [ 87.245987] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 87.252102] ? __lock_acquire+0x769/0x4770 [ 87.256302] ? __lock_acquire+0x769/0x4770 [ 87.260504] ? hci_event_packet+0x17d9/0x7767 [ 87.264965] hci_event_packet+0x179b/0x7767 [ 87.269258] ? mark_held_locks+0x130/0x130 [ 87.273460] ? __lock_acquire+0x769/0x4770 [ 87.277663] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 87.283516] ? mark_held_locks+0x130/0x130 [ 87.287721] ? mark_held_locks+0xc7/0x130 [ 87.292105] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.297175] ? skb_dequeue+0x115/0x1a0 [ 87.301030] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 87.305580] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.310654] ? trace_hardirqs_on+0x28/0x190 [ 87.314944] ? kasan_check_read+0x11/0x20 [ 87.319062] hci_rx_work+0x368/0xa40 [ 87.322751] process_one_work+0x7be/0x15b0 [ 87.326956] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 87.331592] ? lock_acquire+0x180/0x3a0 [ 87.335539] ? kasan_check_write+0x14/0x20 [ 87.339763] ? do_raw_spin_lock+0xc1/0x230 [ 87.343971] worker_thread+0x85/0xb60 [ 87.347825] ? __kthread_parkme+0x47/0x190 [ 87.352034] kthread+0x327/0x3f0 [ 87.355369] ? process_one_work+0x15b0/0x15b0 [ 87.359834] ? kthread_park+0x120/0x120 [ 87.363780] ret_from_fork+0x27/0x50 [ 87.367460] [ 87.367464] CPU: 0 PID: 5655 Comm: kworker/u5:3 Not tainted 4.19.0-syzkaller #0 [ 87.369055] Allocated by task 7494: [ 87.377003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 87.380594] kasan_kmalloc.part.1+0x62/0xf0 [ 87.389917] Workqueue: hci2 hci_rx_work [ 87.394201] kasan_kmalloc+0xaf/0xc0 [ 87.394204] __kmalloc+0x157/0x340 [ 87.401908] sk_prot_alloc+0x198/0x240 [ 87.401911] sk_alloc+0x34/0xc30 [ 87.405415] Call Trace: [ 87.409266] l2cap_sock_alloc.constprop.4+0x28/0x1e0 [ 87.409268] l2cap_sock_create+0xcb/0x160 [ 87.412634] dump_stack+0x15a/0x20a [ 87.415179] bt_sock_create+0x127/0x270 [ 87.415184] __sock_create+0x267/0x540 [ 87.420259] sysfs_warn_dup.cold.0+0x17/0x32 [ 87.424363] __sys_socket+0xd7/0x1d0 [ 87.424366] __x64_sys_socket+0x6e/0xb0 [ 87.427960] sysfs_create_dir_ns+0x1c2/0x270 [ 87.431895] do_syscall_64+0xd6/0x540 [ 87.431900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.435756] ? sysfs_create_mount_point+0x80/0x80 [ 87.440121] [ 87.440123] Freed by task 7491: [ 87.443803] ? lock_downgrade+0x7f0/0x7f0 [ 87.447739] __kasan_slab_free+0x167/0x240 [ 87.452114] ? do_raw_spin_unlock+0x16e/0x260 [ 87.455873] kasan_slab_free+0xe/0x10 [ 87.455876] kfree+0x130/0x370 [ 87.461034] kobject_add_internal+0x257/0x8d0 [ 87.466009] __sk_destruct+0x493/0x6a0 [ 87.466012] sk_destruct+0x49/0x60 [ 87.467608] kobject_add+0x10f/0x170 [ 87.470852] __sk_free+0x9e/0x230 [ 87.470855] sk_free+0x1a/0x20 [ 87.475232] ? kobject_add_internal+0x8d0/0x8d0 [ 87.479447] l2cap_sock_kill.part.2+0xe3/0x110 [ 87.479452] l2cap_sock_release+0x154/0x1c0 [ 87.483930] ? __lockdep_init_map+0x105/0x590 [ 87.487694] __sock_release+0xc7/0x230 [ 87.487701] sock_close+0x10/0x20 [ 87.490860] ? get_device+0x20/0x20 [ 87.495315] __fput+0x24c/0x800 [ 87.495318] ____fput+0x9/0x10 [ 87.499171] ? lockdep_init_map+0x9/0x10 [ 87.502672] task_work_run+0x10e/0x190 [ 87.502676] exit_to_usermode_loop+0x185/0x1e0 [ 87.506353] ? __raw_spin_lock_init+0x2d/0x100 [ 87.509771] do_syscall_64+0x476/0x540 [ 87.509776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.512941] device_add+0x33e/0x16b0 [ 87.517567] [ 87.522142] ? start_creating+0x137/0x1b0 [ 87.526423] The buggy address belongs to the object at ffff8800a81d9980 [ 87.526423] which belongs to the cache kmalloc-2048 of size 2048 [ 87.530890] ? _dev_warn+0x100/0x100 [ 87.534735] The buggy address is located 160 bytes inside of [ 87.534735] 2048-byte region [ffff8800a81d9980, ffff8800a81da180) [ 87.538329] ? hci_debugfs_create_le+0x700/0x700 [ 87.542194] The buggy address belongs to the page: [ 87.542203] page:ffffea0002a07600 count:1 mapcount:0 mapping:ffff88013bff4800 index:0x0 [ 87.545474] hci_conn_add_sysfs+0x8e/0x160 [ 87.548622] compound_mapcount: 0 [ 87.552667] le_conn_complete_evt+0x98b/0x1680 [ 87.556512] flags: 0xfff00000008100(slab|head) [ 87.556516] raw: 00fff00000008100 dead000000000100 dead000000000200 ffff88013bff4800 [ 87.561182] ? hci_check_pending_name+0x630/0x630 [ 87.565721] raw: 0000000000000000 00000000000f000f 00000001ffffffff 0000000000000000 [ 87.569582] hci_le_meta_evt+0x357/0x3d40 [ 87.574728] page dumped because: kasan: bad access detected [ 87.574734] page allocated via order 3, migratetype Unmovable, gfp_mask 0x352c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL) [ 87.578419] ? __lock_acquire+0x769/0x4770 [ 87.580014] get_page_from_freelist+0x3041/0x4540 [ 87.584130] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 87.596926] __alloc_pages_nodemask+0x39e/0x2670 [ 87.596931] alloc_pages_current+0xd6/0x1b0 [ 87.600641] ? __lock_acquire+0x769/0x4770 [ 87.600650] ? update_bg_scan+0x58/0x70 [ 87.612577] new_slab+0x4a9/0x860 [ 87.612580] ___slab_alloc+0x648/0x980 [ 87.617317] ? __lock_acquire+0x769/0x4770 [ 87.622203] __slab_alloc.isra.22+0x78/0xe0 [ 87.622206] __kmalloc+0x294/0x340 [ 87.630318] ? mark_held_locks+0x130/0x130 [ 87.634517] __register_sysctl_table+0xaa/0xdf0 [ 87.634522] register_net_sysctl+0x10/0x20 [ 87.637953] hci_event_packet+0x179b/0x7767 [ 87.642489] __devinet_sysctl_register+0x146/0x2b0 [ 87.642492] devinet_sysctl_register+0x124/0x1e0 [ 87.647045] ? mark_held_locks+0x130/0x130 [ 87.654889] inetdev_init+0x1fe/0x3e0 [ 87.654892] inetdev_event+0xc90/0x10f0 [ 87.659702] ? __lock_acquire+0x769/0x4770 [ 87.667545] notifier_call_chain+0x8f/0x160 [ 87.667548] raw_notifier_call_chain+0x11/0x20 [ 87.671668] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 87.677342] call_netdevice_notifiers_info+0x28/0x60 [ 87.677344] [ 87.692499] ? mark_held_locks+0x130/0x130 [ 87.696693] Memory state around the buggy address: [ 87.696697] ffff8800a81d9900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 87.701509] ? mark_held_locks+0xc7/0x130 [ 87.707615] ffff8800a81d9980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 87.712343] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.716625] >ffff8800a81d9a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 87.720829] ? skb_dequeue+0x115/0x1a0 [ 87.724764] ^ [ 87.724766] ffff8800a81d9a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 87.728187] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 87.732037] ffff8800a81d9b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 87.736239] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 87.740524] ================================================================== [ 87.744059] ? trace_hardirqs_on+0x28/0x190 [ 87.748255] Disabling lock debugging due to kernel taint [ 87.752916] ? kasan_check_read+0x11/0x20 [ 87.757110] Kernel panic - not syncing: panic_on_warn set ... [ 87.757110] [ 87.761397] hci_rx_work+0x368/0xa40 [ 87.913488] process_one_work+0x7be/0x15b0 [ 87.917695] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 87.922331] ? lock_acquire+0x180/0x3a0 [ 87.926278] ? kasan_check_write+0x14/0x20 [ 87.930482] ? do_raw_spin_lock+0xc1/0x230 [ 87.934689] worker_thread+0x85/0xb60 [ 87.938459] ? __kthread_parkme+0x47/0x190 [ 87.942664] kthread+0x327/0x3f0 [ 87.946003] ? process_one_work+0x15b0/0x15b0 [ 87.950465] ? kthread_park+0x120/0x120 [ 87.954496] ret_from_fork+0x27/0x50 [ 87.958184] CPU: 1 PID: 1563 Comm: kworker/u5:0 Tainted: G B 4.19.0-syzkaller #0 [ 87.959385] Bluetooth: hci5: command 0x0406 tx timeout [ 87.967024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 87.981609] Workqueue: hci0 hci_rx_work [ 87.985564] Call Trace: [ 87.988131] dump_stack+0x15a/0x20a [ 87.991729] panic+0x1c6/0x37d [ 87.994889] ? __warn_printk+0xd6/0xd6 [ 87.998745] ? lock_downgrade+0x7f0/0x7f0 [ 88.002865] ? _raw_spin_unlock_irqrestore+0x63/0xd0 [ 88.007938] kasan_end_report+0x47/0x4f [ 88.011882] kasan_report.cold.7+0x76/0x305 [ 88.016171] ? __lock_acquire+0x31f5/0x4770 [ 88.020461] __asan_report_load8_noabort+0x14/0x20 [ 88.025357] __lock_acquire+0x31f5/0x4770 [ 88.029475] ? __schedule+0x81a/0x1f40 [ 88.033336] ? mark_held_locks+0x130/0x130 [ 88.037538] ? do_raw_spin_unlock+0x16e/0x260 [ 88.042092] ? _raw_spin_unlock+0x2c/0x50 [ 88.046208] ? __mutex_lock+0x7ea/0x1200 [ 88.050240] ? l2cap_connect_cfm+0x6a0/0xdc0 [ 88.054616] ? lock_downgrade+0x7f0/0x7f0 [ 88.058734] lock_acquire+0x180/0x3a0 [ 88.062513] ? lock_sock_nested+0x3a/0x100 [ 88.066722] _raw_spin_lock_bh+0x31/0x40 [ 88.070757] ? lock_sock_nested+0x3a/0x100 [ 88.074958] lock_sock_nested+0x3a/0x100 [ 88.078988] l2cap_sock_new_connection_cb+0x41/0x1c0 [ 88.084058] ? mutex_lock_nested+0x16/0x20 [ 88.088259] l2cap_connect_cfm+0x6e4/0xdc0 [ 88.092460] ? l2cap_chan_connect+0x1820/0x1820 [ 88.097098] le_conn_complete_evt+0xe7d/0x1680 [ 88.101650] ? hci_check_pending_name+0x630/0x630 [ 88.106457] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.111531] ? debug_check_no_obj_freed+0x1ed/0x428 [ 88.116512] hci_le_meta_evt+0x357/0x3d40 [ 88.120659] ? debug_check_no_obj_freed+0x1ed/0x428 [ 88.125645] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 88.130194] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.135264] ? trace_hardirqs_on+0x28/0x190 [ 88.139552] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 88.145671] ? __lock_acquire+0x769/0x4770 [ 88.149967] ? __lock_acquire+0x769/0x4770 [ 88.154167] ? hci_event_packet+0x17d9/0x7767 [ 88.158627] hci_event_packet+0x179b/0x7767 [ 88.162919] ? mark_held_locks+0x130/0x130 [ 88.167122] ? __lock_acquire+0x769/0x4770 [ 88.171324] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 88.177271] ? mark_held_locks+0x130/0x130 [ 88.181474] ? mark_held_locks+0xc7/0x130 [ 88.185589] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.190757] ? skb_dequeue+0x115/0x1a0 [ 88.194616] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 88.199167] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.204235] ? trace_hardirqs_on+0x28/0x190 [ 88.208526] ? kasan_check_read+0x11/0x20 [ 88.212642] hci_rx_work+0x368/0xa40 [ 88.216325] process_one_work+0x7be/0x15b0 [ 88.220527] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 88.225423] ? lock_acquire+0x180/0x3a0 [ 88.229368] ? kasan_check_write+0x14/0x20 [ 88.233574] ? do_raw_spin_lock+0xc1/0x230 [ 88.237778] worker_thread+0x85/0xb60 [ 88.241549] ? __kthread_parkme+0x47/0x190 [ 88.245842] kthread+0x327/0x3f0 [ 88.249178] ? process_one_work+0x15b0/0x15b0 [ 88.253639] ? kthread_park+0x120/0x120 [ 88.257582] ret_from_fork+0x27/0x50 [ 88.261267] CPU: 0 PID: 5665 Comm: kworker/u5:5 Tainted: G B 4.19.0-syzkaller #0 [ 88.270086] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 88.279414] Workqueue: hci4 hci_rx_work [ 88.283354] Call Trace: [ 88.285908] dump_stack+0x15a/0x20a [ 88.289506] sysfs_warn_dup.cold.0+0x17/0x32 [ 88.293884] sysfs_create_dir_ns+0x1c2/0x270 [ 88.298260] ? sysfs_create_mount_point+0x80/0x80 [ 88.303074] ? lock_downgrade+0x7f0/0x7f0 [ 88.307194] ? do_raw_spin_unlock+0x16e/0x260 [ 88.311747] kobject_add_internal+0x257/0x8d0 [ 88.316212] kobject_add+0x10f/0x170 [ 88.319892] ? kobject_add_internal+0x8d0/0x8d0 [ 88.324527] ? __lockdep_init_map+0x105/0x590 [ 88.328993] ? get_device+0x20/0x20 [ 88.332586] ? lockdep_init_map+0x9/0x10 [ 88.336637] ? __raw_spin_lock_init+0x2d/0x100 [ 88.341186] device_add+0x33e/0x16b0 [ 88.344868] ? start_creating+0x137/0x1b0 [ 88.348982] ? _dev_warn+0x100/0x100 [ 88.352664] ? hci_debugfs_create_le+0x700/0x700 [ 88.357386] hci_conn_add_sysfs+0x8e/0x160 [ 88.361592] le_conn_complete_evt+0x98b/0x1680 [ 88.366253] ? hci_check_pending_name+0x630/0x630 [ 88.371062] hci_le_meta_evt+0x357/0x3d40 [ 88.375180] ? mark_held_locks+0x130/0x130 [ 88.379381] ? mark_held_locks+0x130/0x130 [ 88.383581] ? __lock_acquire+0x769/0x4770 [ 88.387782] ? hci_user_confirm_request_evt.isra.114+0x770/0x770 [ 88.393898] ? __lock_acquire+0x769/0x4770 [ 88.398100] ? lock_downgrade+0x7f0/0x7f0 [ 88.402218] hci_event_packet+0x179b/0x7767 [ 88.406505] ? mark_held_locks+0x130/0x130 [ 88.410705] ? __lock_acquire+0x769/0x4770 [ 88.414907] ? hci_phy_link_complete_evt.isra.125+0x800/0x800 [ 88.420760] ? mark_held_locks+0x130/0x130 [ 88.424966] ? mark_held_locks+0xc7/0x130 [ 88.429083] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.434153] ? skb_dequeue+0x115/0x1a0 [ 88.438033] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 88.442591] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 88.447666] ? trace_hardirqs_on+0x28/0x190 [ 88.451961] ? kasan_check_read+0x11/0x20 [ 88.456252] hci_rx_work+0x368/0xa40 [ 88.459937] process_one_work+0x7be/0x15b0 [ 88.464144] ? pwq_dec_nr_in_flight+0x2c0/0x2c0 [ 88.468786] ? lock_acquire+0x180/0x3a0 [ 88.472729] ? kasan_check_write+0x14/0x20 [ 88.476934] ? do_raw_spin_lock+0xc1/0x230 [ 88.481136] worker_thread+0x85/0xb60 [ 88.484904] ? __kthread_parkme+0x47/0x190 [ 88.489110] kthread+0x327/0x3f0 [ 88.492446] ? process_one_work+0x15b0/0x15b0 [ 88.496910] ? kthread_park+0x120/0x120 [ 88.500858] ret_from_fork+0x27/0x50 [ 88.504984] Kernel Offset: disabled [ 88.508598] Rebooting in 86400 seconds..