Warning: Permanently added '10.128.1.241' (ED25519) to the list of known hosts. 2025/08/24 10:56:09 ignoring optional flag "type"="gce" 2025/08/24 10:56:09 parsed 1 programs 2025/08/24 10:56:11 executed programs: 0 [ 102.170621][ T6055] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 102.220864][ T5183] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 102.229996][ T5183] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 102.238336][ T5183] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 102.246778][ T5183] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 102.254627][ T5183] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 102.398299][ T6060] chnl_net:caif_netlink_parms(): no params data found [ 102.467459][ T6060] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.474695][ T6060] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.482108][ T6060] bridge_slave_0: entered allmulticast mode [ 102.491072][ T6060] bridge_slave_0: entered promiscuous mode [ 102.499479][ T6060] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.507089][ T6060] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.514949][ T6060] bridge_slave_1: entered allmulticast mode [ 102.522164][ T6060] bridge_slave_1: entered promiscuous mode [ 102.550717][ T6060] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 102.562545][ T6060] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 102.595637][ T6060] team0: Port device team_slave_0 added [ 102.603397][ T6060] team0: Port device team_slave_1 added [ 102.629635][ T6060] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 102.638256][ T6060] 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. [ 102.664642][ T6060] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 102.676922][ T6060] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 102.684814][ T6060] 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. [ 102.711714][ T6060] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 102.753859][ T6060] hsr_slave_0: entered promiscuous mode [ 102.760434][ T6060] hsr_slave_1: entered promiscuous mode [ 103.235382][ T6060] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 103.248845][ T6060] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 103.261147][ T6060] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 103.280330][ T6060] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 103.322082][ T6060] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.329300][ T6060] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.336843][ T6060] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.344103][ T6060] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.426442][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.436501][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.458777][ T6060] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.487365][ T6060] 8021q: adding VLAN 0 to HW filter on device team0 [ 103.510180][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.517666][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.535361][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.542722][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.816628][ T6060] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.877589][ T6060] veth0_vlan: entered promiscuous mode [ 103.895832][ T6060] veth1_vlan: entered promiscuous mode [ 103.945603][ T6060] veth0_macvtap: entered promiscuous mode [ 103.957137][ T6060] veth1_macvtap: entered promiscuous mode [ 103.984775][ T6060] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 104.004858][ T6060] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 104.027482][ T1117] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.038490][ T1117] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.052199][ T1117] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.063547][ T1117] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 104.147764][ T6116] input: syz1 as /devices/virtual/input/input5 [ 104.192328][ T6116] [ 104.194706][ T6116] ====================================================== [ 104.202438][ T6116] WARNING: possible circular locking dependency detected [ 104.209503][ T6116] syzkaller #0 Not tainted [ 104.214163][ T6116] ------------------------------------------------------ [ 104.221268][ T6116] syz-executor.0/6116 is trying to acquire lock: [ 104.227684][ T6116] ffff8880243f5070 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_submit+0x188/0x6f0 [ 104.237651][ T6116] [ 104.237651][ T6116] but task is already holding lock: [ 104.245284][ T6116] ffff8880243f58b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb30 [ 104.254097][ T6116] [ 104.254097][ T6116] which lock already depends on the new lock. [ 104.254097][ T6116] [ 104.264674][ T6116] [ 104.264674][ T6116] the existing dependency chain (in reverse order) is: [ 104.273786][ T6116] [ 104.273786][ T6116] -> #3 (&ff->mutex){+.+.}-{4:4}: [ 104.281185][ T6116] lock_acquire+0x120/0x360 [ 104.286242][ T6116] __mutex_lock+0x187/0x1350 [ 104.291378][ T6116] input_ff_flush+0x5d/0x170 [ 104.296488][ T6116] input_flush_device+0xb1/0x110 [ 104.302032][ T6116] evdev_release+0xe1/0x800 [ 104.307053][ T6116] __fput+0x44c/0xa70 [ 104.311541][ T6116] fput_close_sync+0x119/0x200 [ 104.316814][ T6116] __x64_sys_close+0x7f/0x110 [ 104.322087][ T6116] do_syscall_64+0xfa/0x3b0 [ 104.327301][ T6116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.333792][ T6116] [ 104.333792][ T6116] -> #2 (&dev->mutex#2){+.+.}-{4:4}: [ 104.341409][ T6116] lock_acquire+0x120/0x360 [ 104.346427][ T6116] __mutex_lock+0x187/0x1350 [ 104.351530][ T6116] input_register_handle+0x18f/0x530 [ 104.357328][ T6116] kbd_connect+0xc3/0x140 [ 104.362167][ T6116] input_register_device+0xd00/0x1140 [ 104.368047][ T6116] acpi_button_add+0x6b1/0xb50 [ 104.373317][ T6116] acpi_device_probe+0xa5/0x2d0 [ 104.378674][ T6116] really_probe+0x26d/0x9e0 [ 104.383694][ T6116] __driver_probe_device+0x18c/0x2f0 [ 104.390044][ T6116] driver_probe_device+0x4f/0x430 [ 104.395582][ T6116] __driver_attach+0x452/0x700 [ 104.400856][ T6116] bus_for_each_dev+0x233/0x2b0 [ 104.406668][ T6116] bus_add_driver+0x345/0x640 [ 104.412123][ T6116] driver_register+0x23a/0x320 [ 104.417486][ T6116] do_one_initcall+0x233/0x820 [ 104.422764][ T6116] do_initcall_level+0x104/0x190 [ 104.428242][ T6116] do_initcalls+0x59/0xa0 [ 104.433089][ T6116] kernel_init_freeable+0x334/0x4b0 [ 104.438882][ T6116] kernel_init+0x1d/0x1d0 [ 104.443901][ T6116] ret_from_fork+0x3f9/0x770 [ 104.449175][ T6116] ret_from_fork_asm+0x1a/0x30 [ 104.454450][ T6116] [ 104.454450][ T6116] -> #1 (input_mutex){+.+.}-{4:4}: [ 104.461734][ T6116] lock_acquire+0x120/0x360 [ 104.466838][ T6116] __mutex_lock+0x187/0x1350 [ 104.471955][ T6116] input_register_device+0xa76/0x1140 [ 104.478014][ T6116] uinput_create_device+0x422/0x670 [ 104.483745][ T6116] uinput_ioctl_handler+0x3f0/0x1570 [ 104.489536][ T6116] __se_sys_ioctl+0xfc/0x170 [ 104.494646][ T6116] do_syscall_64+0xfa/0x3b0 [ 104.499745][ T6116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.506247][ T6116] [ 104.506247][ T6116] -> #0 (&newdev->mutex){+.+.}-{4:4}: [ 104.513791][ T6116] validate_chain+0xb9b/0x2140 [ 104.519272][ T6116] __lock_acquire+0xab9/0xd20 [ 104.524558][ T6116] lock_acquire+0x120/0x360 [ 104.529657][ T6116] __mutex_lock+0x187/0x1350 [ 104.534766][ T6116] uinput_request_submit+0x188/0x6f0 [ 104.540558][ T6116] uinput_dev_upload_effect+0x150/0x1e0 [ 104.546683][ T6116] input_ff_upload+0x5fb/0xb30 [ 104.551954][ T6116] evdev_ioctl_handler+0x1644/0x1f10 [ 104.557742][ T6116] __se_sys_ioctl+0xfc/0x170 [ 104.562863][ T6116] do_syscall_64+0xfa/0x3b0 [ 104.567876][ T6116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.574273][ T6116] [ 104.574273][ T6116] other info that might help us debug this: [ 104.574273][ T6116] [ 104.584573][ T6116] Chain exists of: [ 104.584573][ T6116] &newdev->mutex --> &dev->mutex#2 --> &ff->mutex [ 104.584573][ T6116] [ 104.597003][ T6116] Possible unsafe locking scenario: [ 104.597003][ T6116] [ 104.604432][ T6116] CPU0 CPU1 [ 104.609780][ T6116] ---- ---- [ 104.615211][ T6116] lock(&ff->mutex); [ 104.619193][ T6116] lock(&dev->mutex#2); [ 104.626188][ T6116] lock(&ff->mutex); [ 104.632864][ T6116] lock(&newdev->mutex); [ 104.637278][ T6116] [ 104.637278][ T6116] *** DEADLOCK *** [ 104.637278][ T6116] [ 104.645491][ T6116] 2 locks held by syz-executor.0/6116: [ 104.650935][ T6116] #0: ffff8880753b1118 (&evdev->mutex){+.+.}-{4:4}, at: evdev_ioctl_handler+0x121/0x1f10 [ 104.660876][ T6116] #1: ffff8880243f58b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb30 [ 104.670183][ T6116] [ 104.670183][ T6116] stack backtrace: [ 104.676157][ T6116] CPU: 1 UID: 0 PID: 6116 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 104.676175][ T6116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 104.676191][ T6116] Call Trace: [ 104.676199][ T6116] [ 104.676206][ T6116] dump_stack_lvl+0x189/0x250 [ 104.676228][ T6116] ? __pfx_dump_stack_lvl+0x10/0x10 [ 104.676245][ T6116] ? __pfx__printk+0x10/0x10 [ 104.676266][ T6116] ? print_lock_name+0xde/0x100 [ 104.676287][ T6116] print_circular_bug+0x2ee/0x310 [ 104.676306][ T6116] check_noncircular+0x134/0x160 [ 104.676328][ T6116] validate_chain+0xb9b/0x2140 [ 104.676347][ T6116] ? stack_trace_save+0x9c/0xe0 [ 104.676364][ T6116] ? __pfx_stack_trace_save+0x10/0x10 [ 104.676384][ T6116] __lock_acquire+0xab9/0xd20 [ 104.676408][ T6116] ? uinput_request_submit+0x188/0x6f0 [ 104.676426][ T6116] lock_acquire+0x120/0x360 [ 104.676446][ T6116] ? uinput_request_submit+0x188/0x6f0 [ 104.676468][ T6116] __mutex_lock+0x187/0x1350 [ 104.676490][ T6116] ? uinput_request_submit+0x188/0x6f0 [ 104.676509][ T6116] ? __lock_acquire+0xab9/0xd20 [ 104.676532][ T6116] ? uinput_request_submit+0x188/0x6f0 [ 104.676550][ T6116] ? __pfx___mutex_lock+0x10/0x10 [ 104.676574][ T6116] ? do_raw_spin_unlock+0x122/0x240 [ 104.676594][ T6116] ? _raw_spin_unlock+0x28/0x50 [ 104.676611][ T6116] ? uinput_request_alloc_id+0x3cf/0x400 [ 104.676635][ T6116] uinput_request_submit+0x188/0x6f0 [ 104.676654][ T6116] ? __pfx___mutex_trylock_common+0x10/0x10 [ 104.676670][ T6116] ? __pfx_uinput_request_submit+0x10/0x10 [ 104.676689][ T6116] ? rcu_is_watching+0x15/0xb0 [ 104.676704][ T6116] ? trace_contention_end+0x39/0x120 [ 104.676719][ T6116] ? __mutex_lock+0x335/0x1350 [ 104.676744][ T6116] uinput_dev_upload_effect+0x150/0x1e0 [ 104.676761][ T6116] ? input_ff_upload+0x398/0xb30 [ 104.676778][ T6116] ? __pfx_uinput_dev_upload_effect+0x10/0x10 [ 104.676803][ T6116] input_ff_upload+0x5fb/0xb30 [ 104.676822][ T6116] evdev_ioctl_handler+0x1644/0x1f10 [ 104.676838][ T6116] ? do_vfs_ioctl+0xbe8/0x1430 [ 104.676857][ T6116] ? __pfx_evdev_ioctl_handler+0x10/0x10 [ 104.676876][ T6116] ? __lock_acquire+0xab9/0xd20 [ 104.676905][ T6116] ? __fget_files+0x2a/0x420 [ 104.676935][ T6116] ? bpf_lsm_file_ioctl+0x9/0x20 [ 104.676954][ T6116] ? __pfx_evdev_ioctl+0x10/0x10 [ 104.676976][ T6116] __se_sys_ioctl+0xfc/0x170 [ 104.676995][ T6116] do_syscall_64+0xfa/0x3b0 [ 104.677018][ T6116] ? lockdep_hardirqs_on+0x9c/0x150 [ 104.677038][ T6116] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.677053][ T6116] ? clear_bhb_loop+0x60/0xb0 [ 104.677069][ T6116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 104.677084][ T6116] RIP: 0033:0x7fc76967dca9 [ 104.677102][ T6116] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 [ 104.677119][ T6116] RSP: 002b:00007fc76a3090c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 104.677134][ T6116] RAX: ffffffffffffffda RBX: 00007fc7697abf80 RCX: 00007fc76967dca9 [ 104.677146][ T6116] RDX: 0000000020000300 RSI: 0000000040304580 RDI: 0000000000000004 [ 104.677156][ T6116] RBP: 00007fc7696c947e R08: 0000000000000000 R09: 0000000000000000 [ 104.677165][ T6116] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 104.677174][ T6116] R13: 000000000000000b R14: 00007fc7697abf80 R15: 00007ffc87b05078 [ 104.677190][ T6116] [ 104.692406][ T51] Bluetooth: hci0: command tx timeout [ 105.035013][ T6134] input: syz1 as /devices/virtual/input/input6 [ 105.915010][ T6193] input: syz1 as /devices/virtual/input/input7 [ 106.780575][ T6253] input: syz1 as /devices/virtual/input/input8 [ 107.022725][ T51] Bluetooth: hci0: command tx timeout 2025/08/24 10:56:16 executed programs: 4 [ 107.626797][ T6259] input: syz1 as /devices/virtual/input/input9 [ 108.471773][ T6261] input: syz1 as /devices/virtual/input/input10 [ 109.102654][ T51] Bluetooth: hci0: command tx timeout [ 109.317727][ T6263] input: syz1 as /devices/virtual/input/input11 [ 110.164131][ T6265] input: syz1 as /devices/virtual/input/input12 [ 111.009088][ T6267] input: syz1 as /devices/virtual/input/input13 [ 111.182481][ T51] Bluetooth: hci0: command tx timeout [ 111.858605][ T6269] input: syz1 as /devices/virtual/input/input14 2025/08/24 10:56:21 executed programs: 10 [ 112.704428][ T6271] input: syz1 as /devices/virtual/input/input15 [ 113.549820][ T6274] input: syz1 as /devices/virtual/input/input16