Warning: Permanently added '10.128.1.47' (ED25519) to the list of known hosts. 2026/03/10 22:18:41 parsed 1 programs [ 77.511803][ T5824] cgroup: Unknown subsys name 'net' [ 77.646422][ T5824] cgroup: Unknown subsys name 'cpuset' [ 77.655167][ T5824] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.019034][ T5824] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 81.660575][ T5838] 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. [ 82.864979][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.878108][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.906426][ T37] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.917099][ T37] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.678631][ T5884] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 83.689474][ T5884] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 83.698442][ T5884] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 83.713207][ T5884] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 83.721402][ T5884] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 84.456728][ T5894] chnl_net:caif_netlink_parms(): no params data found [ 84.521472][ T5894] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.529789][ T5894] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.537377][ T5894] bridge_slave_0: entered allmulticast mode [ 84.544659][ T5894] bridge_slave_0: entered promiscuous mode [ 84.553557][ T5894] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.560752][ T5894] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.568290][ T5894] bridge_slave_1: entered allmulticast mode [ 84.575459][ T5894] bridge_slave_1: entered promiscuous mode [ 84.600995][ T5894] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.612463][ T5894] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.638313][ T5894] team0: Port device team_slave_0 added [ 84.646149][ T5894] team0: Port device team_slave_1 added [ 84.668785][ T5894] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.675837][ T5894] 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. [ 84.703135][ T5894] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.716516][ T5894] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.723888][ T5894] 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. [ 84.751474][ T5894] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.788219][ T5894] hsr_slave_0: entered promiscuous mode [ 84.794763][ T5894] hsr_slave_1: entered promiscuous mode [ 84.928053][ T5894] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.939898][ T5894] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.950562][ T5894] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.960937][ T5894] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.032093][ T5894] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.055336][ T5894] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.067718][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.075117][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.093977][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.101270][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.255248][ T5894] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.294652][ T5894] veth0_vlan: entered promiscuous mode [ 85.307075][ T5894] veth1_vlan: entered promiscuous mode [ 85.334983][ T5894] veth0_macvtap: entered promiscuous mode [ 85.345260][ T5894] veth1_macvtap: entered promiscuous mode [ 85.362544][ T5894] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.377945][ T5894] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.392617][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.402381][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.420854][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.429832][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.556142][ T37] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.625541][ T37] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.716668][ T37] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.786729][ T37] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/03/10 22:18:52 executed programs: 0 [ 86.310436][ T5884] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.318939][ T5884] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.326816][ T5884] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.335486][ T5884] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.344123][ T5884] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.479362][ T5934] chnl_net:caif_netlink_parms(): no params data found [ 86.551839][ T5934] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.559356][ T5934] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.566753][ T5934] bridge_slave_0: entered allmulticast mode [ 86.574286][ T5934] bridge_slave_0: entered promiscuous mode [ 86.582578][ T5934] bridge0: port 2(bridge_slave_1) entered blocking state [ 86.590079][ T5934] bridge0: port 2(bridge_slave_1) entered disabled state [ 86.597497][ T5934] bridge_slave_1: entered allmulticast mode [ 86.607390][ T5934] bridge_slave_1: entered promiscuous mode [ 86.639750][ T5934] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 86.651891][ T5934] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 86.682785][ T5934] team0: Port device team_slave_0 added [ 86.691020][ T5934] team0: Port device team_slave_1 added [ 86.713412][ T5934] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 86.720380][ T5934] 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. [ 86.746816][ T5934] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 86.759285][ T5934] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 86.766709][ T5934] 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. [ 86.792854][ T5934] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 86.839212][ T5934] hsr_slave_0: entered promiscuous mode [ 86.848113][ T29] cfg80211: failed to load regulatory.db [ 86.854742][ T5934] hsr_slave_1: entered promiscuous mode [ 86.860962][ T5934] debugfs: 'hsr0' already exists in 'hsr' [ 86.868098][ T5934] Cannot create hsr debugfs directory [ 88.304249][ T37] bridge_slave_1: left allmulticast mode [ 88.310119][ T37] bridge_slave_1: left promiscuous mode [ 88.317587][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.328728][ T37] bridge_slave_0: left allmulticast mode [ 88.335482][ T37] bridge_slave_0: left promiscuous mode [ 88.341715][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.434017][ T5884] Bluetooth: hci0: command tx timeout [ 88.467111][ T37] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.478530][ T37] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.488857][ T37] bond0 (unregistering): Released all slaves [ 88.592234][ T37] hsr_slave_0: left promiscuous mode [ 88.599296][ T37] hsr_slave_1: left promiscuous mode [ 88.606022][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.613960][ T37] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.622325][ T37] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.637623][ T37] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.654292][ T37] veth1_macvtap: left promiscuous mode [ 88.660034][ T37] veth0_macvtap: left promiscuous mode [ 88.666243][ T37] veth1_vlan: left promiscuous mode [ 88.671599][ T37] veth0_vlan: left promiscuous mode [ 88.958495][ T37] team0 (unregistering): Port device team_slave_1 removed [ 88.986934][ T37] team0 (unregistering): Port device team_slave_0 removed [ 89.330545][ T5934] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.343920][ T5934] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.356028][ T5934] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.368038][ T5934] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.644091][ T5934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.669235][ T5934] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.698867][ T1004] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.706072][ T1004] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.747585][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.754857][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.082053][ T5934] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.144364][ T5934] veth0_vlan: entered promiscuous mode [ 90.160141][ T5934] veth1_vlan: entered promiscuous mode [ 90.201076][ T5934] veth0_macvtap: entered promiscuous mode [ 90.212655][ T5934] veth1_macvtap: entered promiscuous mode [ 90.237396][ T5934] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.257539][ T5934] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.272866][ T322] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.282662][ T322] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.297144][ T322] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.306616][ T322] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.355353][ T322] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.363786][ T322] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.387536][ T1004] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.396492][ T1004] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.448211][ T5995] [ 90.450662][ T5995] ============================= [ 90.455754][ T5995] WARNING: suspicious RCU usage [ 90.460631][ T5995] syzkaller #0 Not tainted [ 90.465249][ T5995] ----------------------------- [ 90.470188][ T5995] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 90.478784][ T5995] [ 90.478784][ T5995] other info that might help us debug this: [ 90.478784][ T5995] [ 90.489168][ T5995] [ 90.489168][ T5995] rcu_scheduler_active = 2, debug_locks = 1 [ 90.497367][ T5995] 1 lock held by syz.0.17/5995: [ 90.502485][ T5995] #0: ffffffff8e7604d8 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: rcu_read_lock_trace+0x25/0x110 [ 90.513614][ T5884] Bluetooth: hci0: command tx timeout [ 90.519232][ T5995] [ 90.519232][ T5995] stack backtrace: [ 90.525384][ T5995] CPU: 0 UID: 0 PID: 5995 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 90.525402][ T5995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026 [ 90.525418][ T5995] Call Trace: [ 90.525426][ T5995] [ 90.525433][ T5995] dump_stack_lvl+0xe8/0x150 [ 90.525459][ T5995] lockdep_rcu_suspicious+0x13f/0x1d0 [ 90.525488][ T5995] get_callchain_entry+0x2b6/0x3c0 [ 90.525516][ T5995] get_perf_callchain+0xd5/0x880 [ 90.525547][ T5995] ? __pfx_get_perf_callchain+0x10/0x10 [ 90.525580][ T5995] ? __lock_acquire+0x6b5/0x2cf0 [ 90.525604][ T5995] __bpf_get_stack+0x445/0xab0 [ 90.525639][ T5995] ? __pfx___bpf_get_stack+0x10/0x10 [ 90.525660][ T5995] ? get_futex_key+0x8cd/0x1690 [ 90.525686][ T5995] bpf_get_stack+0x33/0x50 [ 90.525709][ T5995] ? bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 90.525731][ T5995] bpf_get_stack_raw_tp+0x1a9/0x220 [ 90.525761][ T5995] bpf_prog_e8e6327ccf46c9a7+0x46/0x4e [ 90.525779][ T5995] bpf_prog_run_pin_on_cpu+0x142/0x470 [ 90.525810][ T5995] bpf_prog_test_run_syscall+0x318/0x4c0 [ 90.525837][ T5995] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 90.525867][ T5995] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 90.525893][ T5995] bpf_prog_test_run+0x2c7/0x340 [ 90.525914][ T5995] __sys_bpf+0x643/0x950 [ 90.525942][ T5995] ? __pfx___sys_bpf+0x10/0x10 [ 90.525984][ T5995] ? __pfx___se_sys_futex+0x10/0x10 [ 90.526005][ T5995] ? rcu_is_watching+0x15/0xb0 [ 90.526046][ T5995] __x64_sys_bpf+0x7c/0x90 [ 90.526072][ T5995] do_syscall_64+0x14d/0xf80 [ 90.526088][ T5995] ? trace_irq_disable+0x3b/0x150 [ 90.526110][ T5995] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.526126][ T5995] ? clear_bhb_loop+0x40/0x90 [ 90.526147][ T5995] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 90.526161][ T5995] RIP: 0033:0x7f79e479c799 [ 90.526177][ T5995] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 90.526191][ T5995] RSP: 002b:00007ffc41d2afa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 90.526209][ T5995] RAX: ffffffffffffffda RBX: 00007f79e4a15fa0 RCX: 00007f79e479c799 [ 90.526221][ T5995] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a [ 90.526231][ T5995] RBP: 00007f79e4832c99 R08: 0000000000000000 R09: 0000000000000000 [ 90.526242][ T5995] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 90.526251][ T5995] R13: 00007f79e4a15fac R14: 00007f79e4a15fa0 R15: 00007f79e4a15fa0 [ 90.526280][ T5995]