Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. 2025/12/17 05:21:03 parsed 1 programs [ 92.232515][ T5839] cgroup: Unknown subsys name 'net' [ 92.362141][ T5839] cgroup: Unknown subsys name 'cpuset' [ 92.371384][ T5839] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 94.103941][ T5839] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 97.181680][ T937] cfg80211: failed to load regulatory.db [ 97.251469][ T5851] 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. [ 98.701520][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.710464][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.720956][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.729838][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.738406][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 99.259789][ T2948] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.268220][ T2948] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.336092][ T2948] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.344174][ T2948] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.617740][ T5896] chnl_net:caif_netlink_parms(): no params data found [ 99.752329][ T5896] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.763471][ T5896] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.774375][ T5896] bridge_slave_0: entered allmulticast mode [ 99.784968][ T5896] bridge_slave_0: entered promiscuous mode [ 99.794473][ T5896] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.802859][ T5896] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.810356][ T5896] bridge_slave_1: entered allmulticast mode [ 99.817961][ T5896] bridge_slave_1: entered promiscuous mode [ 99.875432][ T5896] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 99.887864][ T5896] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 99.952990][ T5896] team0: Port device team_slave_0 added [ 99.964526][ T5896] team0: Port device team_slave_1 added [ 100.006644][ T5896] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 100.016183][ T5896] 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 1532 would solve the problem. [ 100.043953][ T5896] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 100.057124][ T5896] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 100.064285][ T5896] 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 1532 would solve the problem. [ 100.091280][ T5896] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 100.146100][ T5896] hsr_slave_0: entered promiscuous mode [ 100.153923][ T5896] hsr_slave_1: entered promiscuous mode [ 100.320065][ T5896] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.333841][ T5896] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.343948][ T5896] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.355234][ T5896] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.439366][ T5896] 8021q: adding VLAN 0 to HW filter on device bond0 [ 100.463077][ T5896] 8021q: adding VLAN 0 to HW filter on device team0 [ 100.476913][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 100.484304][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 100.501090][ T3548] bridge0: port 2(bridge_slave_1) entered blocking state [ 100.508451][ T3548] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.704421][ T5896] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.752375][ T5896] veth0_vlan: entered promiscuous mode [ 100.764652][ T5896] veth1_vlan: entered promiscuous mode [ 100.795672][ T5896] veth0_macvtap: entered promiscuous mode [ 100.805724][ T5896] veth1_macvtap: entered promiscuous mode [ 100.827203][ T5896] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.843856][ T5896] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.860717][ T3548] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.870837][ T3548] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.886331][ T3548] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.895924][ T3548] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 101.045960][ T2948] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.129317][ T2948] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.204281][ T2948] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.316458][ T2948] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/12/17 05:21:17 executed programs: 0 [ 103.033327][ T5156] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 103.042098][ T5156] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 103.050417][ T5156] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 103.063191][ T5156] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 103.071241][ T5156] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 103.242280][ T5948] chnl_net:caif_netlink_parms(): no params data found [ 103.322869][ T5948] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.330403][ T5948] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.337889][ T5948] bridge_slave_0: entered allmulticast mode [ 103.345594][ T5948] bridge_slave_0: entered promiscuous mode [ 103.354634][ T5948] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.361986][ T5948] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.369671][ T5948] bridge_slave_1: entered allmulticast mode [ 103.376959][ T5948] bridge_slave_1: entered promiscuous mode [ 103.411685][ T5948] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.425107][ T5948] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.460919][ T5948] team0: Port device team_slave_0 added [ 103.469235][ T5948] team0: Port device team_slave_1 added [ 103.501714][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.509172][ T5948] 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 1532 would solve the problem. [ 103.535788][ T5948] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.549263][ T5948] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.556277][ T5948] 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 1532 would solve the problem. [ 103.582529][ T5948] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.630833][ T5948] hsr_slave_0: entered promiscuous mode [ 103.637632][ T5948] hsr_slave_1: entered promiscuous mode [ 103.644456][ T5948] debugfs: 'hsr0' already exists in 'hsr' [ 103.650489][ T5948] Cannot create hsr debugfs directory [ 103.968790][ T2948] bridge_slave_1: left allmulticast mode [ 103.974962][ T2948] bridge_slave_1: left promiscuous mode [ 103.982260][ T2948] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.994831][ T2948] bridge_slave_0: left allmulticast mode [ 104.001280][ T2948] bridge_slave_0: left promiscuous mode [ 104.007604][ T2948] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.276646][ T2948] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 104.289151][ T2948] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 104.300411][ T2948] bond0 (unregistering): Released all slaves [ 104.494249][ T2948] hsr_slave_0: left promiscuous mode [ 104.509180][ T2948] hsr_slave_1: left promiscuous mode [ 104.515619][ T2948] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 104.523964][ T2948] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 104.543152][ T2948] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 104.551057][ T2948] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 104.584562][ T2948] veth1_macvtap: left promiscuous mode [ 104.599238][ T2948] veth0_macvtap: left promiscuous mode [ 104.604995][ T2948] veth1_vlan: left promiscuous mode [ 104.629019][ T2948] veth0_vlan: left promiscuous mode [ 105.101050][ T52] Bluetooth: hci0: command tx timeout [ 105.145264][ T2948] team0 (unregistering): Port device team_slave_1 removed [ 105.177444][ T2948] team0 (unregistering): Port device team_slave_0 removed [ 105.711248][ T5948] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 105.723491][ T5948] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 105.750691][ T5948] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 105.774245][ T5948] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 106.198688][ T5948] 8021q: adding VLAN 0 to HW filter on device bond0 [ 106.225645][ T5948] 8021q: adding VLAN 0 to HW filter on device team0 [ 106.242236][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.249534][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 106.267318][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.274609][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 106.380296][ T5948] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 106.610429][ T5948] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 106.659668][ T5948] veth0_vlan: entered promiscuous mode [ 106.672304][ T5948] veth1_vlan: entered promiscuous mode [ 106.703314][ T5948] veth0_macvtap: entered promiscuous mode [ 106.712967][ T5948] veth1_macvtap: entered promiscuous mode [ 106.733808][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 106.748780][ T5948] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 106.762932][ T3548] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.773243][ T3548] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.787454][ T3548] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.797772][ T3548] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 106.865822][ T3548] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.874520][ T3548] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.905134][ T2948] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.913531][ T2948] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.967835][ T5997] [ 106.970757][ T5997] ============================= [ 106.975661][ T5997] WARNING: suspicious RCU usage [ 106.980957][ T5997] syzkaller #0 Not tainted [ 106.985403][ T5997] ----------------------------- [ 106.990660][ T5997] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 106.999671][ T5997] [ 106.999671][ T5997] other info that might help us debug this: [ 106.999671][ T5997] [ 107.010292][ T5997] [ 107.010292][ T5997] rcu_scheduler_active = 2, debug_locks = 1 [ 107.018707][ T5997] 1 lock held by syz.0.17/5997: [ 107.023597][ T5997] #0: ffffffff8df41ea0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_read_lock_trace+0x38/0x80 [ 107.034625][ T5997] [ 107.034625][ T5997] stack backtrace: [ 107.040640][ T5997] CPU: 0 UID: 0 PID: 5997 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 107.040667][ T5997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 107.040687][ T5997] Call Trace: [ 107.040699][ T5997] [ 107.040709][ T5997] dump_stack_lvl+0x189/0x250 [ 107.040734][ T5997] ? __pfx_dump_stack_lvl+0x10/0x10 [ 107.040752][ T5997] ? __pfx__printk+0x10/0x10 [ 107.040792][ T5997] lockdep_rcu_suspicious+0x140/0x1d0 [ 107.040814][ T5997] get_callchain_entry+0x2b6/0x3c0 [ 107.040837][ T5997] get_perf_callchain+0xb3/0x820 [ 107.040862][ T5997] ? __pfx_get_perf_callchain+0x10/0x10 [ 107.040884][ T5997] ? __lock_acquire+0x6b6/0x2cf0 [ 107.040905][ T5997] __bpf_get_stack+0x45b/0xaa0 [ 107.040933][ T5997] ? __pfx___bpf_get_stack+0x10/0x10 [ 107.040961][ T5997] bpf_get_stack+0x33/0x50 [ 107.040978][ T5997] ? bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 107.040997][ T5997] bpf_get_stack_raw_tp+0x1a9/0x220 [ 107.041019][ T5997] bpf_prog_aa1f08ea8b241262+0x46/0x4e [ 107.041034][ T5997] bpf_prog_run_pin_on_cpu+0x143/0x480 [ 107.041058][ T5997] bpf_prog_test_run_syscall+0x312/0x4b0 [ 107.041079][ T5997] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 107.041102][ T5997] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 107.041120][ T5997] bpf_prog_test_run+0x2c7/0x340 [ 107.041144][ T5997] __sys_bpf+0x5ee/0x8a0 [ 107.041165][ T5997] ? __pfx___sys_bpf+0x10/0x10 [ 107.041198][ T5997] ? __pfx___se_sys_futex+0x10/0x10 [ 107.041223][ T5997] __x64_sys_bpf+0x7c/0x90 [ 107.041241][ T5997] do_syscall_64+0xfa/0xf80 [ 107.041264][ T5997] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.041280][ T5997] ? clear_bhb_loop+0x60/0xb0 [ 107.041300][ T5997] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.041315][ T5997] RIP: 0033:0x7f7535d8f749 [ 107.041329][ T5997] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 107.041342][ T5997] RSP: 002b:00007ffe01c36a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 107.041359][ T5997] RAX: ffffffffffffffda RBX: 00007f7535fe5fa0 RCX: 00007f7535d8f749 [ 107.041371][ T5997] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 107.041381][ T5997] RBP: 00007f7535e13f91 R08: 0000000000000000 R09: 0000000000000000 [ 107.041390][ T5997] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 107.041399][ T5997] R13: 00007f7535fe5fa0 R14: 00007f7535fe5fa0 R15: 0000000000000003 [ 107.041424][ T5997] [ 107.291537][ T52] Bluetooth: hci0: command tx timeout