Warning: Permanently added '10.128.1.24' (ED25519) to the list of known hosts. 2026/03/06 06:46:25 ignoring optional flag "type"="gce" 2026/03/06 06:46:25 parsed 1 programs 2026/03/06 06:46:28 executed programs: 0 [ 83.570758][ T4434] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 83.717573][ T4506] chnl_net:caif_netlink_parms(): no params data found [ 83.757411][ T4506] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.764681][ T4506] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.772984][ T4506] device bridge_slave_0 entered promiscuous mode [ 83.781012][ T4506] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.788409][ T4506] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.796272][ T4506] device bridge_slave_1 entered promiscuous mode [ 83.817948][ T4506] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.829048][ T4506] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.850969][ T4506] team0: Port device team_slave_0 added [ 83.859757][ T4506] team0: Port device team_slave_1 added [ 83.878493][ T4506] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.885613][ T4506] 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. [ 83.912128][ T4506] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.924323][ T4506] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.931553][ T4506] 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. [ 83.958246][ T4506] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.987941][ T4506] device hsr_slave_0 entered promiscuous mode [ 83.994696][ T4506] device hsr_slave_1 entered promiscuous mode [ 84.498536][ T4506] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.509380][ T4506] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.521509][ T4506] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.532127][ T4506] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.558182][ T4506] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.565628][ T4506] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.573150][ T4506] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.580384][ T4506] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.643423][ T4506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.663590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.672785][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.682543][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.691355][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 84.709551][ T4506] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.720754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.732039][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.741915][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.749179][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.768474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.779155][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.788661][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.796104][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.806956][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.829985][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.841935][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.852304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.864018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.873928][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.895323][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.904972][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 84.914028][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.925175][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 84.934879][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.947758][ T4506] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.093301][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.101248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.115364][ T4506] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.141661][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 85.152366][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.174908][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 85.184845][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.198205][ T4506] device veth0_vlan entered promiscuous mode [ 85.206279][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.215534][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.228978][ T4506] device veth1_vlan entered promiscuous mode [ 85.254409][ T587] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.264200][ T587] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.274153][ T587] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.285670][ T587] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.297367][ T4506] device veth0_macvtap entered promiscuous mode [ 85.311167][ T4506] device veth1_macvtap entered promiscuous mode [ 85.330691][ T4506] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.341143][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.349682][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.359258][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.368903][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.383831][ T4506] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.392687][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.404132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.416967][ T4506] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.426878][ T4506] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.436903][ T4506] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.446780][ T4506] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.543346][ T4585] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 85.636324][ T4585] [ 85.648697][ T4585] ====================================================== [ 85.656184][ T4585] WARNING: possible circular locking dependency detected [ 85.663402][ T4585] syzkaller #0 Not tainted [ 85.667934][ T4585] ------------------------------------------------------ [ 85.675462][ T4585] syz-executor.0/4585 is trying to acquire lock: [ 85.681819][ T4585] ffff8881408883f0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: ext4_bmap+0x4d/0x3f0 [ 85.691628][ T4585] [ 85.691628][ T4585] but task is already holding lock: [ 85.699272][ T4585] ffff88802cef43f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x313/0xcc0 [ 85.710380][ T4585] [ 85.710380][ T4585] which lock already depends on the new lock. [ 85.710380][ T4585] [ 85.721335][ T4585] [ 85.721335][ T4585] the existing dependency chain (in reverse order) is: [ 85.731066][ T4585] [ 85.731066][ T4585] -> #3 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 85.740226][ T4585] __mutex_lock_common+0x1e3/0x2400 [ 85.746431][ T4585] mutex_lock_io_nested+0x43/0x60 [ 85.752270][ T4585] jbd2_journal_flush+0x284/0xcc0 [ 85.757851][ T4585] ext4_ioctl+0x3151/0x3870 [ 85.763003][ T4585] __se_sys_ioctl+0xfa/0x170 [ 85.768156][ T4585] do_syscall_64+0x4c/0xa0 [ 85.773271][ T4585] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.780180][ T4585] [ 85.780180][ T4585] -> #2 (&journal->j_barrier){+.+.}-{3:3}: [ 85.789065][ T4585] __mutex_lock_common+0x1e3/0x2400 [ 85.795110][ T4585] mutex_lock_nested+0x17/0x20 [ 85.800962][ T4585] jbd2_journal_lock_updates+0x2d1/0x390 [ 85.807423][ T4585] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 85.814434][ T4585] ext4_fileattr_set+0xe5a/0x1750 [ 85.820263][ T4585] vfs_fileattr_set+0x859/0xb10 [ 85.826260][ T4585] do_vfs_ioctl+0x186a/0x1ef0 [ 85.831802][ T4585] __se_sys_ioctl+0x83/0x170 [ 85.837292][ T4585] do_syscall_64+0x4c/0xa0 [ 85.842376][ T4585] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.848926][ T4585] [ 85.848926][ T4585] -> #1 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 85.857565][ T4585] percpu_down_write+0x52/0x2f0 [ 85.863087][ T4585] ext4_ind_migrate+0x259/0x910 [ 85.868578][ T4585] ext4_fileattr_set+0xf4c/0x1750 [ 85.874522][ T4585] vfs_fileattr_set+0x859/0xb10 [ 85.879922][ T4585] do_vfs_ioctl+0x186a/0x1ef0 [ 85.885419][ T4585] __se_sys_ioctl+0x83/0x170 [ 85.890561][ T4585] do_syscall_64+0x4c/0xa0 [ 85.895622][ T4585] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.902244][ T4585] [ 85.902244][ T4585] -> #0 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 85.910969][ T4585] __lock_acquire+0x2c42/0x7d10 [ 85.916549][ T4585] lock_acquire+0x19e/0x400 [ 85.921604][ T4585] down_read+0x44/0x2e0 [ 85.926304][ T4585] ext4_bmap+0x4d/0x3f0 [ 85.931008][ T4585] bmap+0xa2/0xd0 [ 85.935201][ T4585] jbd2_journal_flush+0x655/0xcc0 [ 85.940871][ T4585] ext4_ioctl+0x3151/0x3870 [ 85.946106][ T4585] __se_sys_ioctl+0xfa/0x170 [ 85.951594][ T4585] do_syscall_64+0x4c/0xa0 [ 85.956749][ T4585] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 85.963475][ T4585] [ 85.963475][ T4585] other info that might help us debug this: [ 85.963475][ T4585] [ 85.973813][ T4585] Chain exists of: [ 85.973813][ T4585] &sb->s_type->i_mutex_key#9 --> &journal->j_barrier --> &journal->j_checkpoint_mutex [ 85.973813][ T4585] [ 85.989515][ T4585] Possible unsafe locking scenario: [ 85.989515][ T4585] [ 85.997170][ T4585] CPU0 CPU1 [ 86.002738][ T4585] ---- ---- [ 86.008312][ T4585] lock(&journal->j_checkpoint_mutex); [ 86.014281][ T4585] lock(&journal->j_barrier); [ 86.021946][ T4585] lock(&journal->j_checkpoint_mutex); [ 86.030389][ T4585] lock(&sb->s_type->i_mutex_key#9); [ 86.036124][ T4585] [ 86.036124][ T4585] *** DEADLOCK *** [ 86.036124][ T4585] [ 86.044471][ T4585] 2 locks held by syz-executor.0/4585: [ 86.050312][ T4585] #0: ffff88802cef4170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2d1/0x390 [ 86.061588][ T4585] #1: ffff88802cef43f8 (&journal->j_checkpoint_mutex){+.+.}-{3:3}, at: jbd2_journal_flush+0x313/0xcc0 [ 86.073691][ T4585] [ 86.073691][ T4585] stack backtrace: [ 86.079764][ T4585] CPU: 1 PID: 4585 Comm: syz-executor.0 Not tainted syzkaller #0 [ 86.087596][ T4585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 86.098040][ T4585] Call Trace: [ 86.101345][ T4585] [ 86.104317][ T4585] dump_stack_lvl+0x188/0x250 [ 86.109777][ T4585] ? load_image+0x400/0x400 [ 86.114503][ T4585] ? show_regs_print_info+0x20/0x20 [ 86.120143][ T4585] ? print_circular_bug+0x12b/0x1a0 [ 86.125555][ T4585] check_noncircular+0x296/0x330 [ 86.131738][ T4585] ? lockdep_hardirqs_on+0x94/0x140 [ 86.137150][ T4585] ? add_chain_block+0x940/0x940 [ 86.142839][ T4585] ? lockdep_lock+0xf1/0x1f0 [ 86.147757][ T4585] ? mark_lock+0x94/0x320 [ 86.152903][ T4585] __lock_acquire+0x2c42/0x7d10 [ 86.158510][ T4585] ? verify_lock_unused+0x140/0x140 [ 86.163838][ T4585] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 86.169773][ T4585] ? lockdep_hardirqs_on+0x94/0x140 [ 86.175197][ T4585] ? verify_lock_unused+0x140/0x140 [ 86.180610][ T4585] ? schedule+0x132/0x1e0 [ 86.185369][ T4585] ? io_schedule+0x7c/0xd0 [ 86.190179][ T4585] lock_acquire+0x19e/0x400 [ 86.194719][ T4585] ? ext4_bmap+0x4d/0x3f0 [ 86.199082][ T4585] ? __might_sleep+0xf0/0xf0 [ 86.203805][ T4585] ? read_lock_is_recursive+0x10/0x10 [ 86.209306][ T4585] ? jbd2_journal_flush+0x36f/0xcc0 [ 86.214741][ T4585] ? ext4_journalled_write_end+0xf30/0xf30 [ 86.220674][ T4585] down_read+0x44/0x2e0 [ 86.225120][ T4585] ? ext4_bmap+0x4d/0x3f0 [ 86.229735][ T4585] ? ext4_journalled_write_end+0xf30/0xf30 [ 86.235574][ T4585] ext4_bmap+0x4d/0x3f0 [ 86.240309][ T4585] ? ext4_journalled_write_end+0xf30/0xf30 [ 86.246629][ T4585] bmap+0xa2/0xd0 [ 86.250573][ T4585] jbd2_journal_flush+0x655/0xcc0 [ 86.256227][ T4585] ? __bpf_trace_jbd2_shrink_checkpoint_list+0x50/0x50 [ 86.263877][ T4585] ? bpf_lsm_capable+0x5/0x10 [ 86.268771][ T4585] ? security_capable+0x85/0xb0 [ 86.273840][ T4585] ext4_ioctl+0x3151/0x3870 [ 86.279041][ T4585] ? do_vfs_ioctl+0x1d16/0x1ef0 [ 86.284001][ T4585] ? ext4_fileattr_set+0x1750/0x1750 [ 86.289334][ T4585] ? __ia32_compat_sys_ioctl+0x910/0x910 [ 86.295186][ T4585] ? rcu_lock_release+0x5/0x20 [ 86.300294][ T4585] ? __lock_acquire+0x7d10/0x7d10 [ 86.305443][ T4585] ? kfree+0xef/0x2a0 [ 86.309742][ T4585] ? tomoyo_path_number_perm+0x5b4/0x660 [ 86.315497][ T4585] ? verify_lock_unused+0x140/0x140 [ 86.320735][ T4585] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 86.326509][ T4585] ? bpf_lsm_file_ioctl+0x5/0x10 [ 86.331484][ T4585] ? security_file_ioctl+0x7c/0xa0 [ 86.336814][ T4585] ? ext4_fileattr_set+0x1750/0x1750 [ 86.342221][ T4585] __se_sys_ioctl+0xfa/0x170 [ 86.346849][ T4585] do_syscall_64+0x4c/0xa0 [ 86.351388][ T4585] ? clear_bhb_loop+0x30/0x80 [ 86.356113][ T4585] ? clear_bhb_loop+0x30/0x80 [ 86.360827][ T4585] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 86.366764][ T4585] RIP: 0033:0x7f22cc8a7079 [ 86.371392][ T4585] 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 d0 ff ff ff f7 d8 64 89 01 48 [ 86.391514][ T4585] RSP: 002b:00007f22cbc380b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 86.400210][ T4585] RAX: ffffffffffffffda RBX: 00007f22cc9e5f80 RCX: 00007f22cc8a7079 [ 86.409046][ T4585] RDX: 00000000200005c0 RSI: 000000004004662b RDI: 0000000000000004 [ 86.417574][ T4585] RBP: 00007f22cc908498 R08: 0000000000000000 R09: 0000000000000000 [ 86.425870][ T4585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 86.434091][ T4585] R13: 000000000000000b R14: 00007f22cc9e5f80 R15: 00007ffc11e4a118 [ 86.442538][ T4585] [ 86.447132][ T2239] Bluetooth: hci0: command 0x0409 tx timeout [ 86.530523][ T4655] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 86.618461][ T4665] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 86.698959][ T4671] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 86.770687][ T4678] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 86.856186][ T4686] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 86.949969][ T4695] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 87.050494][ T4704] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 87.060967][ T23] cfg80211: failed to load regulatory.db [ 87.155199][ T4712] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 87.220121][ T4719] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 88.487357][ T2239] Bluetooth: hci0: command 0x041b tx timeout 2026/03/06 06:46:33 executed programs: 28 [ 90.567376][ T23] Bluetooth: hci0: command 0x040f tx timeout [ 90.593719][ T4987] ext4_ioctl_checkpoint: 54 callbacks suppressed [ 90.593735][ T4987] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.648093][ T4989] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.705098][ T4991] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.759644][ T4993] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.813602][ T4995] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.869681][ T4997] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.925093][ T4999] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 90.980581][ T5001] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 91.034658][ T5003] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 91.091739][ T5005] warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow [ 92.657118][ T2284] Bluetooth: hci0: command 0x0419 tx timeout 2026/03/06 06:46:38 executed programs: 129