[ 71.340163][ T1420] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.346868][ T1420] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.1.101' (ED25519) to the list of known hosts. 2025/09/12 00:42:09 ignoring optional flag "type"="gce" 2025/09/12 00:42:09 parsed 1 programs 2025/09/12 00:42:11 executed programs: 0 [ 76.016648][ T4459] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 76.027742][ T4459] syz-executor (4459) used greatest stack depth: 21168 bytes left [ 76.144804][ T4509] chnl_net:caif_netlink_parms(): no params data found [ 76.180564][ T4509] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.188500][ T4509] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.196138][ T4509] device bridge_slave_0 entered promiscuous mode [ 76.204333][ T4509] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.211658][ T4509] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.219700][ T4509] device bridge_slave_1 entered promiscuous mode [ 76.239030][ T4509] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.249879][ T4509] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.271396][ T4509] team0: Port device team_slave_0 added [ 76.279141][ T4509] team0: Port device team_slave_1 added [ 76.296059][ T4509] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.303240][ 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. [ 76.329960][ T4509] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.341757][ T4509] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.348934][ 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. [ 76.374994][ T4509] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.405916][ T4509] device hsr_slave_0 entered promiscuous mode [ 76.413179][ T4509] device hsr_slave_1 entered promiscuous mode [ 76.459474][ T1108] cfg80211: failed to load regulatory.db [ 77.134880][ T4509] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.146870][ T4509] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.161713][ T4509] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.171376][ T4509] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.242890][ T4509] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.257578][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 77.265815][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.278214][ T4509] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.288852][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 77.298915][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.307897][ T151] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.315153][ T151] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.337990][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.346162][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 77.355293][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.364432][ T151] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.371555][ T151] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.381510][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 77.390595][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 77.400670][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 77.410413][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.420406][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.439817][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 77.448698][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.463093][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 77.473304][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.488213][ T4509] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.501191][ T4509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.510338][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.519135][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.625921][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.634659][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.648101][ T4509] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.668718][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.678208][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.698757][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.707642][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.720230][ T4509] device veth0_vlan entered promiscuous mode [ 77.728760][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.737684][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.753232][ T4509] device veth1_vlan entered promiscuous mode [ 77.778872][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.788998][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.798279][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.808533][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.820660][ T4509] device veth0_macvtap entered promiscuous mode [ 77.832381][ T4509] device veth1_macvtap entered promiscuous mode [ 77.849611][ T4509] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.859323][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.868419][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.876548][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.887328][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.898885][ T4509] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.906379][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.915507][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.928824][ T4509] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.938304][ T4509] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.949042][ T4509] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.958281][ T4509] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.148092][ T13] Bluetooth: hci0: command 0x0409 tx timeout [ 78.286223][ T4626] [ 78.288586][ T4626] ====================================================== [ 78.295599][ T4626] WARNING: possible circular locking dependency detected [ 78.302715][ T4626] syzkaller #0 Not tainted [ 78.307132][ T4626] ------------------------------------------------------ [ 78.314161][ T4626] syz-executor.0/4626 is trying to acquire lock: [ 78.320485][ T4626] ffff88814cd9a170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2ba/0x380 [ 78.330958][ T4626] [ 78.330958][ T4626] but task is already holding lock: [ 78.338509][ T4626] ffff88814cd98bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_change_inode_journal_flag+0x194/0x6b0 [ 78.349907][ T4626] [ 78.349907][ T4626] which lock already depends on the new lock. [ 78.349907][ T4626] [ 78.360559][ T4626] [ 78.360559][ T4626] the existing dependency chain (in reverse order) is: [ 78.369659][ T4626] [ 78.369659][ T4626] -> #4 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 78.378196][ T4626] percpu_down_write+0x52/0x2f0 [ 78.383577][ T4626] ext4_change_inode_journal_flag+0x194/0x6b0 [ 78.390263][ T4626] ext4_fileattr_set+0xddc/0x16a0 [ 78.395929][ T4626] vfs_fileattr_set+0x842/0xaf0 [ 78.401320][ T4626] do_vfs_ioctl+0x1767/0x1de0 [ 78.406650][ T4626] __se_sys_ioctl+0x83/0x170 [ 78.411812][ T4626] do_syscall_64+0x4c/0xa0 [ 78.416763][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.423347][ T4626] [ 78.423347][ T4626] -> #3 (mapping.invalidate_lock){++++}-{3:3}: [ 78.431692][ T4626] down_write+0x38/0x60 [ 78.436409][ T4626] ext4_setattr+0xdb6/0x19e0 [ 78.441621][ T4626] notify_change+0xbcd/0xee0 [ 78.446827][ T4626] do_truncate+0x197/0x220 [ 78.451765][ T4626] do_sys_ftruncate+0x31b/0x3d0 [ 78.457186][ T4626] do_syscall_64+0x4c/0xa0 [ 78.462273][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.468694][ T4626] [ 78.468694][ T4626] -> #2 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 78.477298][ T4626] down_read+0x44/0x2e0 [ 78.481975][ T4626] ext4_bmap+0x4d/0x3f0 [ 78.486666][ T4626] bmap+0xa2/0xd0 [ 78.490838][ T4626] jbd2_journal_flush+0x648/0xca0 [ 78.496475][ T4626] ext4_ioctl+0x2e93/0x3590 [ 78.501601][ T4626] __se_sys_ioctl+0xfa/0x170 [ 78.506718][ T4626] do_syscall_64+0x4c/0xa0 [ 78.511667][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.518290][ T4626] [ 78.518290][ T4626] -> #1 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 78.527066][ T4626] __mutex_lock_common+0x1eb/0x2390 [ 78.532889][ T4626] mutex_lock_io_nested+0x43/0x60 [ 78.538535][ T4626] jbd2_journal_flush+0x287/0xca0 [ 78.544090][ T4626] ext4_ioctl+0x2e93/0x3590 [ 78.549120][ T4626] __se_sys_ioctl+0xfa/0x170 [ 78.554325][ T4626] do_syscall_64+0x4c/0xa0 [ 78.559270][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.566038][ T4626] [ 78.566038][ T4626] -> #0 (&journal->j_barrier){+.+.}-{3:3}: [ 78.574043][ T4626] __lock_acquire+0x2c33/0x7c60 [ 78.579864][ T4626] lock_acquire+0x197/0x3f0 [ 78.584900][ T4626] __mutex_lock_common+0x1eb/0x2390 [ 78.590725][ T4626] mutex_lock_nested+0x17/0x20 [ 78.596017][ T4626] jbd2_journal_lock_updates+0x2ba/0x380 [ 78.602180][ T4626] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 78.608849][ T4626] ext4_fileattr_set+0xddc/0x16a0 [ 78.614401][ T4626] vfs_fileattr_set+0x842/0xaf0 [ 78.619779][ T4626] do_vfs_ioctl+0x1767/0x1de0 [ 78.624999][ T4626] __se_sys_ioctl+0x83/0x170 [ 78.630382][ T4626] do_syscall_64+0x4c/0xa0 [ 78.635416][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 78.641845][ T4626] [ 78.641845][ T4626] other info that might help us debug this: [ 78.641845][ T4626] [ 78.652245][ T4626] Chain exists of: [ 78.652245][ T4626] &journal->j_barrier --> mapping.invalidate_lock --> &sbi->s_writepages_rwsem [ 78.652245][ T4626] [ 78.667370][ T4626] Possible unsafe locking scenario: [ 78.667370][ T4626] [ 78.674825][ T4626] CPU0 CPU1 [ 78.680390][ T4626] ---- ---- [ 78.685760][ T4626] lock(&sbi->s_writepages_rwsem); [ 78.691047][ T4626] lock(mapping.invalidate_lock); [ 78.699111][ T4626] lock(&sbi->s_writepages_rwsem); [ 78.706985][ T4626] lock(&journal->j_barrier); [ 78.711865][ T4626] [ 78.711865][ T4626] *** DEADLOCK *** [ 78.711865][ T4626] [ 78.720554][ T4626] 4 locks held by syz-executor.0/4626: [ 78.726290][ T4626] #0: ffff88814cd96460 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write_file+0x5c/0x200 [ 78.736212][ T4626] #1: ffff888074fff198 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: vfs_fileattr_set+0x14c/0xaf0 [ 78.747102][ T4626] #2: ffff888074fff338 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_change_inode_journal_flag+0x116/0x6b0 [ 78.758958][ T4626] #3: ffff88814cd98bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_change_inode_journal_flag+0x194/0x6b0 [ 78.770813][ T4626] [ 78.770813][ T4626] stack backtrace: [ 78.776885][ T4626] CPU: 0 PID: 4626 Comm: syz-executor.0 Not tainted syzkaller #0 [ 78.784633][ T4626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 78.795364][ T4626] Call Trace: [ 78.798841][ T4626] [ 78.801976][ T4626] dump_stack_lvl+0x168/0x230 [ 78.806778][ T4626] ? load_image+0x3b0/0x3b0 [ 78.811493][ T4626] ? show_regs_print_info+0x20/0x20 [ 78.816794][ T4626] ? print_circular_bug+0x12b/0x1a0 [ 78.822140][ T4626] check_noncircular+0x274/0x310 [ 78.827100][ T4626] ? add_chain_block+0x940/0x940 [ 78.832241][ T4626] ? lockdep_lock+0xdc/0x1e0 [ 78.836944][ T4626] ? mark_lock+0x94/0x320 [ 78.841290][ T4626] ? mark_lock+0x94/0x320 [ 78.846064][ T4626] ? mark_lock+0x94/0x320 [ 78.850551][ T4626] __lock_acquire+0x2c33/0x7c60 [ 78.855426][ T4626] ? verify_lock_unused+0x140/0x140 [ 78.860681][ T4626] ? verify_lock_unused+0x140/0x140 [ 78.865984][ T4626] ? verify_lock_unused+0x140/0x140 [ 78.871192][ T4626] ? lockdep_unlock+0x134/0x2d0 [ 78.876060][ T4626] ? mark_lock+0x94/0x320 [ 78.880593][ T4626] ? __lock_acquire+0x289d/0x7c60 [ 78.885645][ T4626] lock_acquire+0x197/0x3f0 [ 78.890436][ T4626] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 78.896252][ T4626] ? __might_sleep+0xf0/0xf0 [ 78.900969][ T4626] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 78.907054][ T4626] ? read_lock_is_recursive+0x10/0x10 [ 78.912611][ T4626] ? lock_chain_count+0x20/0x20 [ 78.917476][ T4626] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 78.922861][ T4626] ? lockdep_hardirqs_off+0x70/0x100 [ 78.928161][ T4626] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 78.933979][ T4626] __mutex_lock_common+0x1eb/0x2390 [ 78.939187][ T4626] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 78.945022][ T4626] ? jbd2_journal_lock_updates+0x2a9/0x380 [ 78.950838][ T4626] ? mutex_lock_io_nested+0x60/0x60 [ 78.956051][ T4626] ? init_wait_entry+0xd0/0xd0 [ 78.960995][ T4626] ? do_raw_read_unlock+0x70/0x70 [ 78.966033][ T4626] ? rcu_sync_func+0xa9/0x210 [ 78.970760][ T4626] mutex_lock_nested+0x17/0x20 [ 78.975540][ T4626] jbd2_journal_lock_updates+0x2ba/0x380 [ 78.981265][ T4626] ? jbd2_journal_wait_updates+0x260/0x260 [ 78.987079][ T4626] ? preempt_count_add+0x8d/0x190 [ 78.992270][ T4626] ? rwsem_write_trylock+0x12f/0x1b0 [ 78.997568][ T4626] ? cpumask_next+0xb3/0xd0 [ 79.002379][ T4626] ? percpu_down_write+0x20d/0x2f0 [ 79.007607][ T4626] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 79.013785][ T4626] ext4_fileattr_set+0xddc/0x16a0 [ 79.018837][ T4626] ? verify_lock_unused+0x140/0x140 [ 79.024504][ T4626] ? ext4_fileattr_get+0x200/0x200 [ 79.029758][ T4626] ? __might_sleep+0xf0/0xf0 [ 79.034500][ T4626] ? preempt_count_add+0x8d/0x190 [ 79.039799][ T4626] ? rwsem_write_trylock+0x12f/0x1b0 [ 79.045153][ T4626] ? clear_nonspinnable+0x60/0x60 [ 79.050296][ T4626] ? memset+0x1e/0x40 [ 79.054556][ T4626] ? fileattr_fill_flags+0x1cc/0x300 [ 79.060154][ T4626] ? fscrypt_prepare_setflags+0x5e/0x210 [ 79.065892][ T4626] vfs_fileattr_set+0x842/0xaf0 [ 79.070794][ T4626] ? copy_fsxattr_to_user+0x220/0x220 [ 79.076288][ T4626] ? sb_start_write+0x112/0x1c0 [ 79.081147][ T4626] do_vfs_ioctl+0x1767/0x1de0 [ 79.085844][ T4626] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 79.091503][ T4626] ? rcu_lock_release+0x5/0x20 [ 79.096311][ T4626] ? __lock_acquire+0x7c60/0x7c60 [ 79.101350][ T4626] ? kfree+0xef/0x2a0 [ 79.105443][ T4626] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 79.111352][ T4626] ? verify_lock_unused+0x140/0x140 [ 79.116690][ T4626] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 79.122593][ T4626] ? bpf_lsm_file_ioctl+0x5/0x10 [ 79.127543][ T4626] ? security_file_ioctl+0x7c/0xa0 [ 79.132752][ T4626] __se_sys_ioctl+0x83/0x170 [ 79.137615][ T4626] do_syscall_64+0x4c/0xa0 [ 79.142044][ T4626] ? clear_bhb_loop+0x30/0x80 [ 79.146727][ T4626] ? clear_bhb_loop+0x30/0x80 [ 79.151516][ T4626] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.157434][ T4626] RIP: 0033:0x7f68f5a5dda9 [ 79.161853][ T4626] 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 [ 79.181732][ T4626] RSP: 002b:00007f68f4dde0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.190306][ T4626] RAX: ffffffffffffffda RBX: 00007f68f5b8bf80 RCX: 00007f68f5a5dda9 [ 79.198382][ T4626] RDX: 0000000020000180 RSI: 0000000040086602 RDI: 0000000000000005 [ 79.206388][ T4626] RBP: 00007f68f5aaa47a R08: 0000000000000000 R09: 0000000000000000 [ 79.214461][ T4626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.222475][ T4626] R13: 000000000000000b R14: 00007f68f5b8bf80 R15: 00007fffb6bb06d8 [ 79.230464][ T4626] [ 80.217179][ T13] Bluetooth: hci0: command 0x041b tx timeout 2025/09/12 00:42:16 executed programs: 32 [ 82.297204][ T13] Bluetooth: hci0: command 0x040f tx timeout [ 84.377050][ T7] Bluetooth: hci0: command 0x0419 tx timeout 2025/09/12 00:42:21 executed programs: 158