Warning: Permanently added '10.128.0.84' (ED25519) to the list of known hosts. 2025/08/24 11:41:10 ignoring optional flag "type"="gce" 2025/08/24 11:41:10 parsed 1 programs 2025/08/24 11:41:12 executed programs: 0 [ 98.454405][ T6055] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 98.503892][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.511718][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.519446][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.527598][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.535956][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.671483][ T6061] chnl_net:caif_netlink_parms(): no params data found [ 98.739994][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.747229][ T6061] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.754340][ T6061] bridge_slave_0: entered allmulticast mode [ 98.761661][ T6061] bridge_slave_0: entered promiscuous mode [ 98.769914][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.777230][ T6061] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.784363][ T6061] bridge_slave_1: entered allmulticast mode [ 98.791604][ T6061] bridge_slave_1: entered promiscuous mode [ 98.820135][ T6061] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 98.831518][ T6061] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 98.861034][ T6061] team0: Port device team_slave_0 added [ 98.869077][ T6061] team0: Port device team_slave_1 added [ 98.896841][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 98.903805][ T6061] 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. [ 98.930078][ T6061] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 98.942181][ T6061] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 98.949274][ T6061] 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. [ 98.975425][ T6061] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 99.015212][ T6061] hsr_slave_0: entered promiscuous mode [ 99.021392][ T6061] hsr_slave_1: entered promiscuous mode [ 99.455546][ T6061] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.471334][ T6061] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.483350][ T6061] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.496726][ T6061] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.531446][ T6061] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.538652][ T6061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.546259][ T6061] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.553362][ T6061] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.624959][ T6061] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.651107][ T1327] bridge0: port 1(bridge_slave_0) entered disabled state [ 99.660045][ T1327] bridge0: port 2(bridge_slave_1) entered disabled state [ 99.681649][ T6061] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.699598][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.706793][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.730888][ T1327] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.738057][ T1327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 100.000664][ T6061] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.070566][ T6061] veth0_vlan: entered promiscuous mode [ 100.084263][ T6061] veth1_vlan: entered promiscuous mode [ 100.122620][ T6061] veth0_macvtap: entered promiscuous mode [ 100.142717][ T6061] veth1_macvtap: entered promiscuous mode [ 100.167751][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.191061][ T6061] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.210395][ T49] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.220232][ T49] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.236517][ T49] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.249868][ T49] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.305501][ T6111] input: syz1 as /devices/virtual/input/input5 [ 100.318123][ T6111] [ 100.320476][ T6111] ====================================================== [ 100.327492][ T6111] WARNING: possible circular locking dependency detected [ 100.334521][ T6111] syzkaller #0 Not tainted [ 100.338958][ T6111] ------------------------------------------------------ [ 100.345973][ T6111] syz-executor.0/6111 is trying to acquire lock: [ 100.352301][ T6111] ffff8880766b7870 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_submit+0x188/0x6f0 [ 100.361987][ T6111] [ 100.361987][ T6111] but task is already holding lock: [ 100.369333][ T6111] ffff8880766b68b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb30 [ 100.378116][ T6111] [ 100.378116][ T6111] which lock already depends on the new lock. [ 100.378116][ T6111] [ 100.388512][ T6111] [ 100.388512][ T6111] the existing dependency chain (in reverse order) is: [ 100.397520][ T6111] [ 100.397520][ T6111] -> #3 (&ff->mutex){+.+.}-{4:4}: [ 100.404729][ T6111] lock_acquire+0x120/0x360 [ 100.409763][ T6111] __mutex_lock+0x187/0x1350 [ 100.414872][ T6111] input_ff_flush+0x5d/0x170 [ 100.419967][ T6111] input_flush_device+0xb1/0x110 [ 100.425446][ T6111] evdev_release+0xe1/0x800 [ 100.430491][ T6111] __fput+0x44c/0xa70 [ 100.434992][ T6111] fput_close_sync+0x119/0x200 [ 100.440268][ T6111] __x64_sys_close+0x7f/0x110 [ 100.445451][ T6111] do_syscall_64+0xfa/0x3b0 [ 100.450473][ T6111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.456868][ T6111] [ 100.456868][ T6111] -> #2 (&dev->mutex#2){+.+.}-{4:4}: [ 100.464331][ T6111] lock_acquire+0x120/0x360 [ 100.469345][ T6111] __mutex_lock+0x187/0x1350 [ 100.474447][ T6111] input_register_handle+0x18f/0x530 [ 100.480260][ T6111] kbd_connect+0xc3/0x140 [ 100.485103][ T6111] input_register_device+0xd00/0x1140 [ 100.490988][ T6111] acpi_button_add+0x6b1/0xb50 [ 100.496258][ T6111] acpi_device_probe+0xa5/0x2d0 [ 100.501615][ T6111] really_probe+0x26d/0x9e0 [ 100.506624][ T6111] __driver_probe_device+0x18c/0x2f0 [ 100.512513][ T6111] driver_probe_device+0x4f/0x430 [ 100.518044][ T6111] __driver_attach+0x452/0x700 [ 100.523313][ T6111] bus_for_each_dev+0x233/0x2b0 [ 100.528677][ T6111] bus_add_driver+0x345/0x640 [ 100.533866][ T6111] driver_register+0x23a/0x320 [ 100.539135][ T6111] do_one_initcall+0x233/0x820 [ 100.544409][ T6111] do_initcall_level+0x104/0x190 [ 100.549875][ T6111] do_initcalls+0x59/0xa0 [ 100.554713][ T6111] kernel_init_freeable+0x334/0x4b0 [ 100.560429][ T6111] kernel_init+0x1d/0x1d0 [ 100.565349][ T6111] ret_from_fork+0x3f9/0x770 [ 100.570444][ T6111] ret_from_fork_asm+0x1a/0x30 [ 100.575720][ T6111] [ 100.575720][ T6111] -> #1 (input_mutex){+.+.}-{4:4}: [ 100.583004][ T6111] lock_acquire+0x120/0x360 [ 100.588018][ T6111] __mutex_lock+0x187/0x1350 [ 100.593120][ T6111] input_register_device+0xa76/0x1140 [ 100.599005][ T6111] uinput_create_device+0x422/0x670 [ 100.604707][ T6111] uinput_ioctl_handler+0x3f0/0x1570 [ 100.610496][ T6111] __se_sys_ioctl+0xfc/0x170 [ 100.615604][ T6111] do_syscall_64+0xfa/0x3b0 [ 100.620621][ T6111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.627017][ T6111] [ 100.627017][ T6111] -> #0 (&newdev->mutex){+.+.}-{4:4}: [ 100.634558][ T6111] validate_chain+0xb9b/0x2140 [ 100.639830][ T6111] __lock_acquire+0xab9/0xd20 [ 100.645019][ T6111] lock_acquire+0x120/0x360 [ 100.650036][ T6111] __mutex_lock+0x187/0x1350 [ 100.655135][ T6111] uinput_request_submit+0x188/0x6f0 [ 100.660926][ T6111] uinput_dev_upload_effect+0x150/0x1e0 [ 100.666982][ T6111] input_ff_upload+0x5fb/0xb30 [ 100.672251][ T6111] evdev_ioctl_handler+0x1644/0x1f10 [ 100.678040][ T6111] __se_sys_ioctl+0xfc/0x170 [ 100.683138][ T6111] do_syscall_64+0xfa/0x3b0 [ 100.688156][ T6111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.694554][ T6111] [ 100.694554][ T6111] other info that might help us debug this: [ 100.694554][ T6111] [ 100.704764][ T6111] Chain exists of: [ 100.704764][ T6111] &newdev->mutex --> &dev->mutex#2 --> &ff->mutex [ 100.704764][ T6111] [ 100.717099][ T6111] Possible unsafe locking scenario: [ 100.717099][ T6111] [ 100.724535][ T6111] CPU0 CPU1 [ 100.729883][ T6111] ---- ---- [ 100.735315][ T6111] lock(&ff->mutex); [ 100.739283][ T6111] lock(&dev->mutex#2); [ 100.746033][ T6111] lock(&ff->mutex); [ 100.752517][ T6111] lock(&newdev->mutex); [ 100.756829][ T6111] [ 100.756829][ T6111] *** DEADLOCK *** [ 100.756829][ T6111] [ 100.764949][ T6111] 2 locks held by syz-executor.0/6111: [ 100.770386][ T6111] #0: ffff88806707f118 (&evdev->mutex){+.+.}-{4:4}, at: evdev_ioctl_handler+0x121/0x1f10 [ 100.780298][ T6111] #1: ffff8880766b68b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb30 [ 100.789528][ T6111] [ 100.789528][ T6111] stack backtrace: [ 100.795438][ T6111] CPU: 1 UID: 0 PID: 6111 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 100.795456][ T6111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 100.795472][ T6111] Call Trace: [ 100.795483][ T6111] [ 100.795491][ T6111] dump_stack_lvl+0x189/0x250 [ 100.795512][ T6111] ? __pfx_dump_stack_lvl+0x10/0x10 [ 100.795530][ T6111] ? __pfx__printk+0x10/0x10 [ 100.795551][ T6111] ? print_lock_name+0xde/0x100 [ 100.795572][ T6111] print_circular_bug+0x2ee/0x310 [ 100.795590][ T6111] check_noncircular+0x134/0x160 [ 100.795609][ T6111] validate_chain+0xb9b/0x2140 [ 100.795627][ T6111] ? stack_trace_save+0x9c/0xe0 [ 100.795645][ T6111] ? __pfx_stack_trace_save+0x10/0x10 [ 100.795665][ T6111] __lock_acquire+0xab9/0xd20 [ 100.795689][ T6111] ? uinput_request_submit+0x188/0x6f0 [ 100.795707][ T6111] lock_acquire+0x120/0x360 [ 100.795727][ T6111] ? uinput_request_submit+0x188/0x6f0 [ 100.795749][ T6111] __mutex_lock+0x187/0x1350 [ 100.795772][ T6111] ? uinput_request_submit+0x188/0x6f0 [ 100.795790][ T6111] ? uinput_request_alloc_id+0x2f/0x400 [ 100.795809][ T6111] ? uinput_request_submit+0x188/0x6f0 [ 100.795828][ T6111] ? __pfx___mutex_lock+0x10/0x10 [ 100.795852][ T6111] ? do_raw_spin_unlock+0x122/0x240 [ 100.795871][ T6111] ? _raw_spin_unlock+0x28/0x50 [ 100.795889][ T6111] ? uinput_request_alloc_id+0x3cf/0x400 [ 100.795908][ T6111] uinput_request_submit+0x188/0x6f0 [ 100.795927][ T6111] ? __pfx___mutex_trylock_common+0x10/0x10 [ 100.795943][ T6111] ? __pfx_uinput_request_submit+0x10/0x10 [ 100.795962][ T6111] ? rcu_is_watching+0x15/0xb0 [ 100.795982][ T6111] ? trace_contention_end+0x39/0x120 [ 100.795998][ T6111] ? __mutex_lock+0x335/0x1350 [ 100.796023][ T6111] uinput_dev_upload_effect+0x150/0x1e0 [ 100.796040][ T6111] ? input_ff_upload+0x398/0xb30 [ 100.796057][ T6111] ? __pfx_uinput_dev_upload_effect+0x10/0x10 [ 100.796082][ T6111] input_ff_upload+0x5fb/0xb30 [ 100.796102][ T6111] evdev_ioctl_handler+0x1644/0x1f10 [ 100.796118][ T6111] ? do_vfs_ioctl+0xbe8/0x1430 [ 100.796142][ T6111] ? __pfx_evdev_ioctl_handler+0x10/0x10 [ 100.796161][ T6111] ? __lock_acquire+0xab9/0xd20 [ 100.796191][ T6111] ? __fget_files+0x2a/0x420 [ 100.796214][ T6111] ? bpf_lsm_file_ioctl+0x9/0x20 [ 100.796234][ T6111] ? __pfx_evdev_ioctl+0x10/0x10 [ 100.796256][ T6111] __se_sys_ioctl+0xfc/0x170 [ 100.796274][ T6111] do_syscall_64+0xfa/0x3b0 [ 100.796297][ T6111] ? lockdep_hardirqs_on+0x9c/0x150 [ 100.796318][ T6111] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.796333][ T6111] ? clear_bhb_loop+0x60/0xb0 [ 100.796349][ T6111] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 100.796364][ T6111] RIP: 0033:0x7f8367a7dca9 [ 100.796382][ T6111] 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 [ 100.796400][ T6111] RSP: 002b:00007f83687ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 100.796424][ T6111] RAX: ffffffffffffffda RBX: 00007f8367babf80 RCX: 00007f8367a7dca9 [ 100.796436][ T6111] RDX: 0000000020000300 RSI: 0000000040304580 RDI: 0000000000000004 [ 100.796446][ T6111] RBP: 00007f8367ac947e R08: 0000000000000000 R09: 0000000000000000 [ 100.796455][ T6111] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 100.796464][ T6111] R13: 000000000000000b R14: 00007f8367babf80 R15: 00007ffd7ff884d8 [ 100.796484][ T6111] [ 100.803156][ T5185] Bluetooth: hci0: command tx timeout [ 101.201384][ T6126] input: syz1 as /devices/virtual/input/input6 [ 102.073753][ T6187] input: syz1 as /devices/virtual/input/input7 [ 102.918014][ T6247] input: syz1 as /devices/virtual/input/input8 [ 103.145204][ T5185] Bluetooth: hci0: command tx timeout 2025/08/24 11:41:17 executed programs: 4 [ 103.757321][ T6258] input: syz1 as /devices/virtual/input/input9 [ 104.602037][ T6260] input: syz1 as /devices/virtual/input/input10 [ 105.235442][ T5185] Bluetooth: hci0: command tx timeout [ 105.447072][ T6262] input: syz1 as /devices/virtual/input/input11 [ 106.292689][ T6264] input: syz1 as /devices/virtual/input/input12 [ 107.138503][ T6266] input: syz1 as /devices/virtual/input/input13 [ 107.305123][ T5185] Bluetooth: hci0: command tx timeout [ 107.987285][ T6268] input: syz1 as /devices/virtual/input/input14 2025/08/24 11:41:22 executed programs: 10 [ 108.834798][ T6270] input: syz1 as /devices/virtual/input/input15 [ 109.680350][ T6272] input: syz1 as /devices/virtual/input/input16