Warning: Permanently added '10.128.1.27' (ED25519) to the list of known hosts. 2025/07/06 17:50:20 ignoring optional flag "sandboxArg"="0" 2025/07/06 17:50:22 parsed 1 programs [ 76.204774][ T5848] cgroup: Unknown subsys name 'net' [ 76.319367][ T5848] cgroup: Unknown subsys name 'cpuset' [ 76.328004][ T5848] cgroup: Unknown subsys name 'rlimit' [ 77.772700][ T5848] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 80.316103][ T5861] [ 80.318695][ T5861] ============================= [ 80.323547][ T5861] WARNING: suspicious RCU usage [ 80.328648][ T5861] 6.16.0-rc4-next-20250704-syzkaller #0 Not tainted [ 80.335225][ T5861] ----------------------------- [ 80.340233][ T5861] fs/proc/proc_sysctl.c:934 suspicious rcu_dereference_check() usage! [ 80.348396][ T5861] [ 80.348396][ T5861] other info that might help us debug this: [ 80.348396][ T5861] [ 80.358634][ T5861] [ 80.358634][ T5861] rcu_scheduler_active = 2, debug_locks = 1 [ 80.366738][ T5861] 3 locks held by syz-executor/5861: [ 80.372074][ T5861] #0: ffff88802fa12428 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 80.381261][ T5861] #1: ffff888025bf4190 (&sb->s_type->i_mutex_key#10){++++}-{4:4}, at: path_openat+0x8cb/0x3830 [ 80.391698][ T5861] #2: ffff88807d0359c8 (&lockref->lock){+.+.}-{3:3}, at: d_alloc_parallel+0xbe4/0x15e0 [ 80.401460][ T5861] [ 80.401460][ T5861] stack backtrace: [ 80.407353][ T5861] CPU: 0 UID: 0 PID: 5861 Comm: syz-executor Not tainted 6.16.0-rc4-next-20250704-syzkaller #0 PREEMPT(full) [ 80.407367][ T5861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 80.407379][ T5861] Call Trace: [ 80.407384][ T5861] [ 80.407388][ T5861] dump_stack_lvl+0x189/0x250 [ 80.407406][ T5861] ? __pfx_dump_stack_lvl+0x10/0x10 [ 80.407417][ T5861] ? __pfx__printk+0x10/0x10 [ 80.407439][ T5861] lockdep_rcu_suspicious+0x140/0x1d0 [ 80.407452][ T5861] proc_sys_compare+0x27d/0x2c0 [ 80.407463][ T5861] ? __pfx_proc_sys_compare+0x10/0x10 [ 80.407474][ T5861] d_alloc_parallel+0x1060/0x15e0 [ 80.407490][ T5861] ? d_alloc_parallel+0x2f0/0x15e0 [ 80.407504][ T5861] ? __pfx_d_alloc_parallel+0x10/0x10 [ 80.407513][ T5861] ? __pfx_default_wake_function+0x10/0x10 [ 80.407536][ T5861] path_openat+0xa3b/0x3830 [ 80.407546][ T5861] ? arch_stack_walk+0xfc/0x150 [ 80.407576][ T5861] ? __pfx_path_openat+0x10/0x10 [ 80.407585][ T5861] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.407605][ T5861] do_filp_open+0x1fa/0x410 [ 80.407615][ T5861] ? __lock_acquire+0xab9/0xd20 [ 80.407631][ T5861] ? __pfx_do_filp_open+0x10/0x10 [ 80.407653][ T5861] ? _raw_spin_unlock+0x28/0x50 [ 80.407665][ T5861] ? alloc_fd+0x64c/0x6c0 [ 80.407683][ T5861] do_sys_openat2+0x121/0x1c0 [ 80.407700][ T5861] ? __pfx_do_sys_openat2+0x10/0x10 [ 80.407714][ T5861] ? fput_close_sync+0x119/0x200 [ 80.407731][ T5861] ? __pfx_fput_close_sync+0x10/0x10 [ 80.407750][ T5861] __x64_sys_openat+0x138/0x170 [ 80.407762][ T5861] do_syscall_64+0xfa/0x3b0 [ 80.407776][ T5861] ? lockdep_hardirqs_on+0x9c/0x150 [ 80.407788][ T5861] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.407798][ T5861] ? clear_bhb_loop+0x60/0xb0 [ 80.407810][ T5861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.407820][ T5861] RIP: 0033:0x7fbe1998d211 [ 80.407833][ T5861] Code: 75 57 89 f0 25 00 00 41 00 3d 00 00 41 00 74 49 80 3d 3a 93 1f 00 00 74 6d 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 93 00 00 00 48 8b 54 24 28 64 48 2b 14 25 [ 80.407842][ T5861] RSP: 002b:00007ffe2da57e80 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 80.407852][ T5861] RAX: ffffffffffffffda RBX: 0000000000080001 RCX: 00007fbe1998d211 [ 80.407860][ T5861] RDX: 0000000000080001 RSI: 00007fbe19a2b003 RDI: 00000000ffffff9c [ 80.407866][ T5861] RBP: 00007fbe19a2b003 R08: 0000000000000000 R09: 0000000000000000 [ 80.407872][ T5861] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004 [ 80.407878][ T5861] R13: 00007ffe2da57f20 R14: 0000000000000009 R15: 0000000000000000 [ 80.407893][ T5861] [ 81.021926][ T5860] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 82.605510][ T5908] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.616916][ T5908] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.624594][ T5875] chnl_net:caif_netlink_parms(): no params data found [ 82.624702][ T5908] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.641902][ T5908] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.649814][ T5908] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.473129][ T5875] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.481027][ T5875] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.488852][ T5875] bridge_slave_0: entered allmulticast mode [ 83.499978][ T5875] bridge_slave_0: entered promiscuous mode [ 83.514696][ T5875] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.528846][ T5875] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.536332][ T5875] bridge_slave_1: entered allmulticast mode [ 83.544102][ T5875] bridge_slave_1: entered promiscuous mode [ 83.704138][ T5875] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.734933][ T5875] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.805661][ T5875] team0: Port device team_slave_0 added [ 83.839833][ T5875] team0: Port device team_slave_1 added [ 83.940830][ T5875] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.966404][ T5875] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 84.010219][ T5875] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.038741][ T5875] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.045713][ T5875] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 84.097538][ T5875] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.257822][ T5875] hsr_slave_0: entered promiscuous mode [ 84.273151][ T5875] hsr_slave_1: entered promiscuous mode [ 84.297116][ T1001] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.316751][ T1001] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.592781][ T3541] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.600835][ T3541] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.706555][ T5165] Bluetooth: hci0: command tx timeout [ 84.779169][ T5875] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 84.793939][ T5875] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 84.805007][ T5875] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 84.814667][ T5875] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 84.899778][ T5875] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.919050][ T5875] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.931414][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.938755][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.954191][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.961367][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.130248][ T5875] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.171732][ T5875] veth0_vlan: entered promiscuous mode [ 85.183219][ T5875] veth1_vlan: entered promiscuous mode [ 85.209578][ T5875] veth0_macvtap: entered promiscuous mode [ 85.218615][ T5875] veth1_macvtap: entered promiscuous mode [ 85.236773][ T5875] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.251687][ T5875] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.270381][ T3541] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.279726][ T3541] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.290553][ T3541] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.300672][ T3541] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2025/07/06 17:50:33 executed programs: 0 [ 85.510645][ T5908] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 85.530968][ T5961] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 85.544380][ T5961] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 85.552393][ T5961] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 85.555313][ T5964] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 85.567783][ T5961] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 85.569600][ T5964] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 85.583719][ T5961] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 85.584698][ T5964] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 85.620756][ T5964] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 85.636260][ T5969] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 85.644364][ T5964] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 85.651793][ T51] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 85.661339][ T5908] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 85.671071][ T5969] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 85.671113][ T51] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 85.690018][ T51] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 85.698988][ T51] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 85.709800][ T5969] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 85.721244][ T5969] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 85.742404][ T5969] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 85.756257][ T5969] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 85.763988][ T5969] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 85.796016][ T51] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 85.803670][ T51] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 86.445002][ T3541] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.567625][ T5967] chnl_net:caif_netlink_parms(): no params data found [ 86.604243][ T5956] chnl_net:caif_netlink_parms(): no params data found [ 86.614637][ T5965] chnl_net:caif_netlink_parms(): no params data found [ 86.789697][ T24] cfg80211: failed to load regulatory.db [ 86.906730][ T5958] chnl_net:caif_netlink_parms(): no params data found [ 86.941370][ T5965] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.950376][ T5965] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.958032][ T5965] bridge_slave_0: entered allmulticast mode [ 86.964968][ T5965] bridge_slave_0: entered promiscuous mode [ 86.990957][ T5956] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.998134][ T5956] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.005248][ T5956] bridge_slave_0: entered allmulticast mode [ 87.013599][ T5956] bridge_slave_0: entered promiscuous mode [ 87.021565][ T5956] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.033044][ T5956] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.040727][ T5956] bridge_slave_1: entered allmulticast mode [ 87.048103][ T5956] bridge_slave_1: entered promiscuous mode [ 87.068256][ T5971] chnl_net:caif_netlink_parms(): no params data found [ 87.085620][ T5965] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.092851][ T5965] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.100301][ T5965] bridge_slave_1: entered allmulticast mode [ 87.108843][ T5965] bridge_slave_1: entered promiscuous mode [ 87.184818][ T5967] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.193621][ T5967] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.201280][ T5967] bridge_slave_0: entered allmulticast mode [ 87.208702][ T5967] bridge_slave_0: entered promiscuous mode [ 87.218012][ T5967] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.225132][ T5967] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.232544][ T5967] bridge_slave_1: entered allmulticast mode [ 87.240376][ T5967] bridge_slave_1: entered promiscuous mode [ 87.249742][ T5956] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.262729][ T5956] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.307778][ T5965] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.363779][ T5965] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.470870][ T5967] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.483083][ T5956] team0: Port device team_slave_0 added [ 87.492023][ T5956] team0: Port device team_slave_1 added [ 87.533452][ T5965] team0: Port device team_slave_0 added [ 87.539777][ T5958] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.547195][ T5958] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.554586][ T5958] bridge_slave_0: entered allmulticast mode [ 87.561887][ T5958] bridge_slave_0: entered promiscuous mode [ 87.571816][ T5967] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.622540][ T5971] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.629785][ T5971] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.639932][ T5971] bridge_slave_0: entered allmulticast mode [ 87.647570][ T5971] bridge_slave_0: entered promiscuous mode [ 87.657163][ T5965] team0: Port device team_slave_1 added [ 87.666490][ T5165] Bluetooth: hci1: command tx timeout [ 87.680077][ T5958] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.689787][ T5958] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.697195][ T5958] bridge_slave_1: entered allmulticast mode [ 87.704186][ T5958] bridge_slave_1: entered promiscuous mode [ 87.746898][ T51] Bluetooth: hci4: command tx timeout [ 87.752691][ T5165] Bluetooth: hci3: command tx timeout [ 87.759476][ T5967] team0: Port device team_slave_0 added [ 87.776741][ T3541] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.793523][ T5956] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.800790][ T5956] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.826788][ T5165] Bluetooth: hci5: command tx timeout [ 87.826820][ T51] Bluetooth: hci2: command tx timeout [ 87.837774][ T5956] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.849700][ T5971] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.857623][ T5971] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.864779][ T5971] bridge_slave_1: entered allmulticast mode [ 87.871967][ T5971] bridge_slave_1: entered promiscuous mode [ 87.909496][ T5967] team0: Port device team_slave_1 added [ 87.916236][ T5956] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.923181][ T5956] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 87.949274][ T5956] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.973378][ T5965] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.980656][ T5965] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.006989][ T5965] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.021780][ T5958] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.064535][ T5965] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.071803][ T5965] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.098815][ T5965] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.112246][ T5958] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.147383][ T5967] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.154332][ T5967] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.181083][ T5967] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.195721][ T5971] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.211205][ T5971] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.260581][ T5958] team0: Port device team_slave_0 added [ 88.267662][ T5967] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.274608][ T5967] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.300683][ T5967] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.351884][ T5965] hsr_slave_0: entered promiscuous mode [ 88.358508][ T5965] hsr_slave_1: entered promiscuous mode [ 88.364677][ T5965] debugfs: 'hsr0' already exists in 'hsr' [ 88.371313][ T5965] Cannot create hsr debugfs directory [ 88.379100][ T5958] team0: Port device team_slave_1 added [ 88.425515][ T5971] team0: Port device team_slave_0 added [ 88.465489][ T5956] hsr_slave_0: entered promiscuous mode [ 88.473255][ T5956] hsr_slave_1: entered promiscuous mode [ 88.479902][ T5956] debugfs: 'hsr0' already exists in 'hsr' [ 88.485628][ T5956] Cannot create hsr debugfs directory [ 88.493451][ T5971] team0: Port device team_slave_1 added [ 88.539101][ T5958] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.546392][ T5958] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.573247][ T5958] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.602623][ T5971] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.610470][ T5971] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.638053][ T5971] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.651015][ T5971] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.658144][ T5971] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.684829][ T5971] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.710133][ T5958] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.717229][ T5958] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 88.743696][ T5958] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.763238][ T3541] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 88.807992][ T5967] hsr_slave_0: entered promiscuous mode [ 88.814145][ T5967] hsr_slave_1: entered promiscuous mode [ 88.821136][ T5967] debugfs: 'hsr0' already exists in 'hsr' [ 88.826927][ T5967] Cannot create hsr debugfs directory [ 88.901263][ T3541] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.030147][ T5971] hsr_slave_0: entered promiscuous mode [ 89.037166][ T5971] hsr_slave_1: entered promiscuous mode [ 89.043195][ T5971] debugfs: 'hsr0' already exists in 'hsr' [ 89.049419][ T5971] Cannot create hsr debugfs directory [ 89.090792][ T5958] hsr_slave_0: entered promiscuous mode [ 89.097161][ T5958] hsr_slave_1: entered promiscuous mode [ 89.103207][ T5958] debugfs: 'hsr0' already exists in 'hsr' [ 89.109241][ T5958] Cannot create hsr debugfs directory [ 89.554833][ T3541] bridge_slave_1: left allmulticast mode [ 89.561382][ T3541] bridge_slave_1: left promiscuous mode [ 89.567836][ T3541] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.581214][ T3541] bridge_slave_0: left allmulticast mode [ 89.587564][ T3541] bridge_slave_0: left promiscuous mode [ 89.593279][ T3541] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.748837][ T51] Bluetooth: hci1: command tx timeout [ 89.826284][ T51] Bluetooth: hci3: command tx timeout [ 89.830864][ T5165] Bluetooth: hci4: command tx timeout [ 89.901709][ T3541] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 89.910358][ T5165] Bluetooth: hci2: command tx timeout [ 89.916110][ T5165] Bluetooth: hci5: command tx timeout [ 89.924706][ T3541] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 89.934646][ T3541] bond0 (unregistering): Released all slaves [ 90.143288][ T5956] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.199986][ T5956] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.234967][ T5956] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.262927][ T5956] netdevsim netdevsim0 netdevsim3: renamed from eth3