[ 71.322217][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.328728][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.1.236' (ED25519) to the list of known hosts. 2025/10/26 17:35:39 ignoring optional flag "type"="gce" 2025/10/26 17:35:40 parsed 1 programs [ 76.451744][ T21] cfg80211: failed to load regulatory.db 2025/10/26 17:35:42 executed programs: 0 [ 77.064020][ T4432] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 77.193791][ T4509] chnl_net:caif_netlink_parms(): no params data found [ 77.233376][ T4509] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.240605][ T4509] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.248328][ T4509] device bridge_slave_0 entered promiscuous mode [ 77.256341][ T4509] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.263479][ T4509] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.271384][ T4509] device bridge_slave_1 entered promiscuous mode [ 77.290515][ T4509] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.301468][ T4509] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.322375][ T4509] team0: Port device team_slave_0 added [ 77.330002][ T4509] team0: Port device team_slave_1 added [ 77.346824][ T4509] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.353973][ T4509] 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. [ 77.379980][ T4509] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.391600][ T4509] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.398709][ T4509] 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. [ 77.424759][ T4509] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.452022][ T4509] device hsr_slave_0 entered promiscuous mode [ 77.458793][ T4509] device hsr_slave_1 entered promiscuous mode [ 77.907798][ T4509] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.919933][ T4509] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.929932][ T4509] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.940365][ T4509] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.966290][ T4509] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.973428][ T4509] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.980852][ T4509] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.988021][ T4509] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.037307][ T4509] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.051928][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.061366][ T441] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.069797][ T441] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.078023][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 78.094664][ T4509] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.106348][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.115171][ T441] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.122336][ T441] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.138713][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.147984][ T441] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.155181][ T441] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.175384][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.184820][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.203119][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.212115][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.221451][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.230688][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.239615][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.249572][ T4509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.376541][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.385908][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.402540][ T4509] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.422427][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.433142][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.455447][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.464715][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.475409][ T4509] device veth0_vlan entered promiscuous mode [ 78.483384][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.492557][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.505098][ T4509] device veth1_vlan entered promiscuous mode [ 78.530572][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.540448][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.548626][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.558278][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.570057][ T4509] device veth0_macvtap entered promiscuous mode [ 78.580185][ T4509] device veth1_macvtap entered promiscuous mode [ 78.598072][ T4509] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.608688][ T4509] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.617179][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.626085][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.634499][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.644511][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.653894][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.663296][ T441] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.675895][ T4509] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.685757][ T4509] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.695922][ T4509] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.706203][ T4509] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.918758][ T4601] [ 78.921145][ T4601] ====================================================== [ 78.928159][ T4601] WARNING: possible circular locking dependency detected [ 78.935189][ T4601] syzkaller #0 Not tainted [ 78.939603][ T4601] ------------------------------------------------------ [ 78.946638][ T4601] syz-executor.0/4601 is trying to acquire lock: [ 78.952976][ T4601] ffff8881408883f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_bmap+0x4d/0x3f0 [ 78.962994][ T4601] [ 78.962994][ T4601] but task is already holding lock: [ 78.970370][ T4601] ffff88802bdc83f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x316/0xca0 [ 78.981100][ T4601] [ 78.981100][ T4601] which lock already depends on the new lock. [ 78.981100][ T4601] [ 78.991767][ T4601] [ 78.991767][ T4601] the existing dependency chain (in reverse order) is: [ 79.000781][ T4601] [ 79.000781][ T4601] -> #3 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 79.009560][ T4601] __mutex_lock_common+0x1eb/0x2390 [ 79.015300][ T4601] mutex_lock_io_nested+0x43/0x60 [ 79.020955][ T4601] jbd2_journal_flush+0x287/0xca0 [ 79.026517][ T4601] ext4_ioctl+0x2e93/0x3590 [ 79.031640][ T4601] __se_sys_ioctl+0xfa/0x170 [ 79.036772][ T4601] do_syscall_64+0x4c/0xa0 [ 79.041717][ T4601] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.048240][ T4601] [ 79.048240][ T4601] -> #2 (&journal->j_barrier){+.+.}-{3:3}: [ 79.056325][ T4601] __mutex_lock_common+0x1eb/0x2390 [ 79.062072][ T4601] mutex_lock_nested+0x17/0x20 [ 79.067365][ T4601] jbd2_journal_lock_updates+0x2ba/0x380 [ 79.073530][ T4601] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 79.080331][ T4601] ext4_fileattr_set+0xddc/0x16a0 [ 79.085882][ T4601] vfs_fileattr_set+0x842/0xaf0 [ 79.091383][ T4601] do_vfs_ioctl+0x1767/0x1de0 [ 79.096599][ T4601] __se_sys_ioctl+0x83/0x170 [ 79.101726][ T4601] do_syscall_64+0x4c/0xa0 [ 79.106672][ T4601] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.113184][ T4601] [ 79.113184][ T4601] -> #1 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 79.121696][ T4601] percpu_down_write+0x52/0x2f0 [ 79.127087][ T4601] ext4_ind_migrate+0x259/0x910 [ 79.132674][ T4601] ext4_fileattr_set+0xece/0x16a0 [ 79.138240][ T4601] vfs_fileattr_set+0x842/0xaf0 [ 79.143638][ T4601] do_vfs_ioctl+0x1767/0x1de0 [ 79.148931][ T4601] __se_sys_ioctl+0x83/0x170 [ 79.154162][ T4601] do_syscall_64+0x4c/0xa0 [ 79.159101][ T4601] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.165521][ T4601] [ 79.165521][ T4601] -> #0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 79.174130][ T4601] __lock_acquire+0x2c33/0x7c60 [ 79.179511][ T4601] lock_acquire+0x197/0x3f0 [ 79.184629][ T4601] down_read+0x44/0x2e0 [ 79.189358][ T4601] ext4_bmap+0x4d/0x3f0 [ 79.194041][ T4601] bmap+0xa2/0xd0 [ 79.198202][ T4601] jbd2_journal_flush+0x648/0xca0 [ 79.203907][ T4601] ext4_ioctl+0x2e93/0x3590 [ 79.208940][ T4601] __se_sys_ioctl+0xfa/0x170 [ 79.214063][ T4601] do_syscall_64+0x4c/0xa0 [ 79.219003][ T4601] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.225519][ T4601] [ 79.225519][ T4601] other info that might help us debug this: [ 79.225519][ T4601] [ 79.235745][ T4601] Chain exists of: [ 79.235745][ T4601] &sb->s_type->i_mutex_key#9 --> &journal->j_barrier --> &journal->j_checkpoint_mutex [ 79.235745][ T4601] [ 79.251413][ T4601] Possible unsafe locking scenario: [ 79.251413][ T4601] [ 79.258960][ T4601] CPU0 CPU1 [ 79.264603][ T4601] ---- ---- [ 79.269972][ T4601] lock(&journal->j_checkpoint_mutex); [ 79.275525][ T4601] lock(&journal->j_barrier); [ 79.282814][ T4601] lock(&journal->j_checkpoint_mutex); [ 79.290882][ T4601] lock(&sb->s_type->i_mutex_key#9); [ 79.296260][ T4601] [ 79.296260][ T4601] *** DEADLOCK *** [ 79.296260][ T4601] [ 79.304647][ T4601] 2 locks held by syz-executor.0/4601: [ 79.310276][ T4601] #0: ffff88802bdc8170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2ba/0x380 [ 79.321176][ T4601] #1: ffff88802bdc83f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x316/0xca0 [ 79.333198][ T4601] [ 79.333198][ T4601] stack backtrace: [ 79.339098][ T4601] CPU: 1 PID: 4601 Comm: syz-executor.0 Not tainted syzkaller #0 [ 79.346812][ T4601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 79.356974][ T4601] Call Trace: [ 79.360277][ T4601] [ 79.363231][ T4601] dump_stack_lvl+0x168/0x230 [ 79.368039][ T4601] ? load_image+0x3b0/0x3b0 [ 79.372550][ T4601] ? show_regs_print_info+0x20/0x20 [ 79.377762][ T4601] ? print_circular_bug+0x12b/0x1a0 [ 79.382964][ T4601] check_noncircular+0x274/0x310 [ 79.387917][ T4601] ? add_chain_block+0x940/0x940 [ 79.392860][ T4601] ? lockdep_lock+0xdc/0x1e0 [ 79.397460][ T4601] ? mark_lock+0x94/0x320 [ 79.401891][ T4601] __lock_acquire+0x2c33/0x7c60 [ 79.406767][ T4601] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 79.412416][ T4601] ? verify_lock_unused+0x140/0x140 [ 79.417630][ T4601] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 79.423544][ T4601] ? lockdep_hardirqs_on+0x94/0x140 [ 79.428758][ T4601] ? verify_lock_unused+0x140/0x140 [ 79.434002][ T4601] ? schedule+0x132/0x1e0 [ 79.438345][ T4601] ? io_schedule+0x7c/0xd0 [ 79.442773][ T4601] lock_acquire+0x197/0x3f0 [ 79.447285][ T4601] ? ext4_bmap+0x4d/0x3f0 [ 79.451626][ T4601] ? __might_sleep+0xf0/0xf0 [ 79.456519][ T4601] ? read_lock_is_recursive+0x10/0x10 [ 79.461905][ T4601] ? jbd2_journal_flush+0x372/0xca0 [ 79.467115][ T4601] ? ext4_journalled_write_end+0xf30/0xf30 [ 79.473108][ T4601] down_read+0x44/0x2e0 [ 79.477283][ T4601] ? ext4_bmap+0x4d/0x3f0 [ 79.481628][ T4601] ? ext4_journalled_write_end+0xf30/0xf30 [ 79.487438][ T4601] ext4_bmap+0x4d/0x3f0 [ 79.491684][ T4601] ? ext4_journalled_write_end+0xf30/0xf30 [ 79.497499][ T4601] bmap+0xa2/0xd0 [ 79.501150][ T4601] jbd2_journal_flush+0x648/0xca0 [ 79.506185][ T4601] ? __bpf_trace_jbd2_shrink_checkpoint_list+0x50/0x50 [ 79.513125][ T4601] ? bpf_lsm_capable+0x5/0x10 [ 79.517812][ T4601] ? security_capable+0x85/0xb0 [ 79.522725][ T4601] ext4_ioctl+0x2e93/0x3590 [ 79.527239][ T4601] ? ext4_fileattr_set+0x16a0/0x16a0 [ 79.532651][ T4601] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 79.538404][ T4601] ? rcu_lock_release+0x5/0x20 [ 79.543177][ T4601] ? __lock_acquire+0x7c60/0x7c60 [ 79.548215][ T4601] ? kfree+0xef/0x2a0 [ 79.552206][ T4601] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 79.558018][ T4601] ? verify_lock_unused+0x140/0x140 [ 79.563228][ T4601] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 79.568712][ T4601] ? bpf_lsm_file_ioctl+0x5/0x10 [ 79.573670][ T4601] ? security_file_ioctl+0x7c/0xa0 [ 79.578885][ T4601] ? ext4_fileattr_set+0x16a0/0x16a0 [ 79.584335][ T4601] __se_sys_ioctl+0xfa/0x170 [ 79.588938][ T4601] do_syscall_64+0x4c/0xa0 [ 79.593363][ T4601] ? clear_bhb_loop+0x30/0x80 [ 79.598050][ T4601] ? clear_bhb_loop+0x30/0x80 [ 79.602740][ T4601] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.608672][ T4601] RIP: 0033:0x7f731f4d3b29 [ 79.613099][ T4601] 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 [ 79.632723][ T4601] RSP: 002b:00007f731e8340c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.641150][ T4601] RAX: ffffffffffffffda RBX: 00007f731f5f3050 RCX: 00007f731f4d3b29 [ 79.649142][ T4601] RDX: 0000000020000240 RSI: 000000004004662b RDI: 0000000000000004 [ 79.657161][ T4601] RBP: 00007f731f51f47a R08: 0000000000000000 R09: 0000000000000000 [ 79.665225][ T4601] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.673206][ T4601] R13: 000000000000006e R14: 00007f731f5f3050 R15: 00007ffee37b7818 [ 79.681321][ T4601] [ 79.688212][ T4211] Bluetooth: hci0: command 0x0409 tx timeout [ 81.719203][ T4211] Bluetooth: hci0: command 0x041b tx timeout 2025/10/26 17:35:47 executed programs: 42 [ 83.799204][ T4211] Bluetooth: hci0: command 0x040f tx timeout [ 85.879804][ T1325] Bluetooth: hci0: command 0x0419 tx timeout 2025/10/26 17:35:52 executed programs: 180