Warning: Permanently added '10.128.1.184' (ED25519) to the list of known hosts. 2025/11/06 18:54:33 ignoring optional flag "type"="gce" 2025/11/06 18:54:33 parsed 1 programs 2025/11/06 18:54:35 executed programs: 0 [ 81.016799][ T4489] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 81.152907][ T4511] chnl_net:caif_netlink_parms(): no params data found [ 81.192211][ T4511] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.199825][ T4511] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.208243][ T4511] device bridge_slave_0 entered promiscuous mode [ 81.217628][ T4511] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.225282][ T4511] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.233235][ T4511] device bridge_slave_1 entered promiscuous mode [ 81.253198][ T4511] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.265071][ T4511] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.290198][ T4511] team0: Port device team_slave_0 added [ 81.298059][ T4511] team0: Port device team_slave_1 added [ 81.315351][ T4511] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.323094][ T4511] 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. [ 81.350266][ T4511] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.362877][ T4511] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.370578][ T4511] 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. [ 81.397361][ T4511] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.426405][ T4511] device hsr_slave_0 entered promiscuous mode [ 81.434717][ T4511] device hsr_slave_1 entered promiscuous mode [ 81.954197][ T2080] cfg80211: failed to load regulatory.db [ 82.001581][ T4511] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 82.022476][ T4511] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 82.043029][ T4511] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 82.072704][ T4511] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 82.157710][ T4511] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.165076][ T4511] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.172784][ T4511] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.179897][ T4511] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.232033][ T1183] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.251666][ T1183] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.352257][ T4511] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.376279][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 82.385899][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.414333][ T4511] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.436452][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 82.450471][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 82.472525][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.480218][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 82.513427][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 82.528179][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 82.544688][ T1183] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.551953][ T1183] bridge0: port 2(bridge_slave_1) entered forwarding state [ 82.580556][ T1183] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 82.611115][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 82.620912][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 82.630908][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 82.639797][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 82.658126][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 82.680657][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 82.689279][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 82.709486][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 82.721829][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 82.731205][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 82.743059][ T4511] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 82.873470][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.882991][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.896217][ T4511] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.918659][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.929114][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.951143][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.962078][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.974910][ T4511] device veth0_vlan entered promiscuous mode [ 82.983677][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.994848][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.008452][ T4511] device veth1_vlan entered promiscuous mode [ 83.033844][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.042288][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.051051][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.059849][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.073599][ T4511] device veth0_macvtap entered promiscuous mode [ 83.085124][ T4511] device veth1_macvtap entered promiscuous mode [ 83.104256][ T4511] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 83.115641][ T4511] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.123520][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.133362][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 83.142216][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 83.151418][ T2080] Bluetooth: hci0: command 0x0409 tx timeout [ 83.161298][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 83.170798][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.181995][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.194781][ T4511] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.204260][ T4511] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.215503][ T4511] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.224809][ T4511] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.627158][ T4624] [ 83.629539][ T4624] ====================================================== [ 83.636586][ T4624] WARNING: possible circular locking dependency detected [ 83.643797][ T4624] syzkaller #0 Not tainted [ 83.648836][ T4624] ------------------------------------------------------ [ 83.656200][ T4624] syz-executor.0/4624 is trying to acquire lock: [ 83.662632][ T4624] ffff88802cb9a170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x2ba/0x380 [ 83.673301][ T4624] [ 83.673301][ T4624] but task is already holding lock: [ 83.680680][ T4624] ffff88802cb98bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_change_inode_journal_flag+0x194/0x6b0 [ 83.692089][ T4624] [ 83.692089][ T4624] which lock already depends on the new lock. [ 83.692089][ T4624] [ 83.702685][ T4624] [ 83.702685][ T4624] the existing dependency chain (in reverse order) is: [ 83.711813][ T4624] [ 83.711813][ T4624] -> #4 (&sbi->s_writepages_rwsem){++++}-{0:0}: [ 83.720413][ T4624] percpu_down_write+0x52/0x2f0 [ 83.725809][ T4624] ext4_change_inode_journal_flag+0x194/0x6b0 [ 83.732440][ T4624] ext4_fileattr_set+0xddc/0x16a0 [ 83.738182][ T4624] vfs_fileattr_set+0x842/0xaf0 [ 83.743648][ T4624] do_vfs_ioctl+0x1767/0x1de0 [ 83.749025][ T4624] __se_sys_ioctl+0x83/0x170 [ 83.754163][ T4624] do_syscall_64+0x4c/0xa0 [ 83.759211][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.765738][ T4624] [ 83.765738][ T4624] -> #3 (mapping.invalidate_lock){++++}-{3:3}: [ 83.774517][ T4624] down_write+0x38/0x60 [ 83.779194][ T4624] ext4_setattr+0xdb6/0x19e0 [ 83.784418][ T4624] notify_change+0xbcd/0xee0 [ 83.789790][ T4624] do_truncate+0x197/0x220 [ 83.794816][ T4624] do_sys_ftruncate+0x31b/0x3d0 [ 83.800408][ T4624] do_syscall_64+0x4c/0xa0 [ 83.805426][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.812020][ T4624] [ 83.812020][ T4624] -> #2 (&sb->s_type->i_mutex_key#9){++++}-{3:3}: [ 83.820796][ T4624] down_read+0x44/0x2e0 [ 83.825593][ T4624] ext4_bmap+0x4d/0x3f0 [ 83.830354][ T4624] bmap+0xa2/0xd0 [ 83.834515][ T4624] jbd2_journal_flush+0x648/0xca0 [ 83.840490][ T4624] ext4_ioctl+0x2e93/0x3590 [ 83.845607][ T4624] __se_sys_ioctl+0xfa/0x170 [ 83.850714][ T4624] do_syscall_64+0x4c/0xa0 [ 83.855761][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.862174][ T4624] [ 83.862174][ T4624] -> #1 (&journal->j_checkpoint_mutex){+.+.}-{3:3}: [ 83.871119][ T4624] __mutex_lock_common+0x1eb/0x2390 [ 83.876957][ T4624] mutex_lock_io_nested+0x43/0x60 [ 83.882589][ T4624] jbd2_journal_flush+0x287/0xca0 [ 83.888321][ T4624] ext4_ioctl+0x2e93/0x3590 [ 83.893344][ T4624] __se_sys_ioctl+0xfa/0x170 [ 83.898652][ T4624] do_syscall_64+0x4c/0xa0 [ 83.903782][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.910608][ T4624] [ 83.910608][ T4624] -> #0 (&journal->j_barrier){+.+.}-{3:3}: [ 83.918797][ T4624] __lock_acquire+0x2c33/0x7c60 [ 83.924525][ T4624] lock_acquire+0x197/0x3f0 [ 83.929869][ T4624] __mutex_lock_common+0x1eb/0x2390 [ 83.935617][ T4624] mutex_lock_nested+0x17/0x20 [ 83.941164][ T4624] jbd2_journal_lock_updates+0x2ba/0x380 [ 83.947693][ T4624] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 83.954405][ T4624] ext4_fileattr_set+0xddc/0x16a0 [ 83.960421][ T4624] vfs_fileattr_set+0x842/0xaf0 [ 83.965794][ T4624] do_vfs_ioctl+0x1767/0x1de0 [ 83.970997][ T4624] __se_sys_ioctl+0x83/0x170 [ 83.976220][ T4624] do_syscall_64+0x4c/0xa0 [ 83.981248][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.987668][ T4624] [ 83.987668][ T4624] other info that might help us debug this: [ 83.987668][ T4624] [ 83.997923][ T4624] Chain exists of: [ 83.997923][ T4624] &journal->j_barrier --> mapping.invalidate_lock --> &sbi->s_writepages_rwsem [ 83.997923][ T4624] [ 84.013162][ T4624] Possible unsafe locking scenario: [ 84.013162][ T4624] [ 84.021046][ T4624] CPU0 CPU1 [ 84.026604][ T4624] ---- ---- [ 84.031970][ T4624] lock(&sbi->s_writepages_rwsem); [ 84.037338][ T4624] lock(mapping.invalidate_lock); [ 84.045225][ T4624] lock(&sbi->s_writepages_rwsem); [ 84.052951][ T4624] lock(&journal->j_barrier); [ 84.057712][ T4624] [ 84.057712][ T4624] *** DEADLOCK *** [ 84.057712][ T4624] [ 84.065951][ T4624] 4 locks held by syz-executor.0/4624: [ 84.071670][ T4624] #0: ffff88814c966460 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write_file+0x5c/0x200 [ 84.081355][ T4624] #1: ffff88806e01dda8 (&sb->s_type->i_mutex_key#9){++++}-{3:3}, at: vfs_fileattr_set+0x14c/0xaf0 [ 84.092258][ T4624] #2: ffff88806e01df48 (mapping.invalidate_lock){++++}-{3:3}, at: ext4_change_inode_journal_flag+0x116/0x6b0 [ 84.103981][ T4624] #3: ffff88802cb98bd8 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: ext4_change_inode_journal_flag+0x194/0x6b0 [ 84.115827][ T4624] [ 84.115827][ T4624] stack backtrace: [ 84.121805][ T4624] CPU: 1 PID: 4624 Comm: syz-executor.0 Not tainted syzkaller #0 [ 84.129805][ T4624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 84.140044][ T4624] Call Trace: [ 84.143496][ T4624] [ 84.146600][ T4624] dump_stack_lvl+0x168/0x230 [ 84.151471][ T4624] ? load_image+0x3b0/0x3b0 [ 84.155972][ T4624] ? show_regs_print_info+0x20/0x20 [ 84.161190][ T4624] ? print_circular_bug+0x12b/0x1a0 [ 84.166394][ T4624] check_noncircular+0x274/0x310 [ 84.171471][ T4624] ? add_chain_block+0x940/0x940 [ 84.176755][ T4624] ? lockdep_lock+0xdc/0x1e0 [ 84.181358][ T4624] ? mark_lock+0x94/0x320 [ 84.185947][ T4624] ? mark_lock+0x94/0x320 [ 84.190548][ T4624] ? mark_lock+0x94/0x320 [ 84.195069][ T4624] __lock_acquire+0x2c33/0x7c60 [ 84.200049][ T4624] ? verify_lock_unused+0x140/0x140 [ 84.205250][ T4624] ? verify_lock_unused+0x140/0x140 [ 84.210467][ T4624] ? verify_lock_unused+0x140/0x140 [ 84.215665][ T4624] ? lockdep_unlock+0x134/0x2d0 [ 84.220601][ T4624] ? mark_lock+0x94/0x320 [ 84.225120][ T4624] ? __lock_acquire+0x289d/0x7c60 [ 84.230493][ T4624] lock_acquire+0x197/0x3f0 [ 84.235321][ T4624] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 84.241396][ T4624] ? __might_sleep+0xf0/0xf0 [ 84.246165][ T4624] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 84.252841][ T4624] ? read_lock_is_recursive+0x10/0x10 [ 84.258412][ T4624] ? lock_chain_count+0x20/0x20 [ 84.263444][ T4624] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 84.268947][ T4624] ? lockdep_hardirqs_off+0x70/0x100 [ 84.274498][ T4624] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 84.280663][ T4624] __mutex_lock_common+0x1eb/0x2390 [ 84.285960][ T4624] ? jbd2_journal_lock_updates+0x2ba/0x380 [ 84.292004][ T4624] ? jbd2_journal_lock_updates+0x2a9/0x380 [ 84.298108][ T4624] ? mutex_lock_io_nested+0x60/0x60 [ 84.303323][ T4624] ? init_wait_entry+0xd0/0xd0 [ 84.308089][ T4624] ? do_raw_read_unlock+0x70/0x70 [ 84.313596][ T4624] ? rcu_sync_func+0xa9/0x210 [ 84.318538][ T4624] mutex_lock_nested+0x17/0x20 [ 84.323903][ T4624] jbd2_journal_lock_updates+0x2ba/0x380 [ 84.329822][ T4624] ? jbd2_journal_wait_updates+0x260/0x260 [ 84.335990][ T4624] ? preempt_count_add+0x8d/0x190 [ 84.341395][ T4624] ? rwsem_write_trylock+0x12f/0x1b0 [ 84.347064][ T4624] ? cpumask_next+0xb3/0xd0 [ 84.351843][ T4624] ? percpu_down_write+0x20d/0x2f0 [ 84.357590][ T4624] ext4_change_inode_journal_flag+0x19c/0x6b0 [ 84.363860][ T4624] ext4_fileattr_set+0xddc/0x16a0 [ 84.369173][ T4624] ? verify_lock_unused+0x140/0x140 [ 84.375073][ T4624] ? ext4_fileattr_get+0x200/0x200 [ 84.380183][ T4624] ? __might_sleep+0xf0/0xf0 [ 84.384907][ T4624] ? preempt_count_add+0x8d/0x190 [ 84.389932][ T4624] ? rwsem_write_trylock+0x12f/0x1b0 [ 84.395217][ T4624] ? clear_nonspinnable+0x60/0x60 [ 84.400249][ T4624] ? memset+0x1e/0x40 [ 84.404838][ T4624] ? fileattr_fill_flags+0x1cc/0x300 [ 84.410439][ T4624] ? fscrypt_prepare_setflags+0x5e/0x210 [ 84.416608][ T4624] vfs_fileattr_set+0x842/0xaf0 [ 84.421760][ T4624] ? copy_fsxattr_to_user+0x220/0x220 [ 84.427539][ T4624] ? sb_start_write+0x112/0x1c0 [ 84.432495][ T4624] do_vfs_ioctl+0x1767/0x1de0 [ 84.437433][ T4624] ? __ia32_compat_sys_ioctl+0x850/0x850 [ 84.443169][ T4624] ? rcu_lock_release+0x5/0x20 [ 84.448219][ T4624] ? __lock_acquire+0x7c60/0x7c60 [ 84.453562][ T4624] ? kfree+0xef/0x2a0 [ 84.457664][ T4624] ? tomoyo_path_number_perm+0x4d4/0x5d0 [ 84.463394][ T4624] ? verify_lock_unused+0x140/0x140 [ 84.468670][ T4624] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 84.474339][ T4624] ? bpf_lsm_file_ioctl+0x5/0x10 [ 84.479365][ T4624] ? security_file_ioctl+0x7c/0xa0 [ 84.484577][ T4624] __se_sys_ioctl+0x83/0x170 [ 84.489257][ T4624] do_syscall_64+0x4c/0xa0 [ 84.493955][ T4624] ? clear_bhb_loop+0x30/0x80 [ 84.498721][ T4624] ? clear_bhb_loop+0x30/0x80 [ 84.503583][ T4624] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.509840][ T4624] RIP: 0033:0x7fe5c7ef7ae9 [ 84.514635][ T4624] 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 [ 84.534557][ T4624] RSP: 002b:00007fe5c72790c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 84.543147][ T4624] RAX: ffffffffffffffda RBX: 00007fe5c8016f80 RCX: 00007fe5c7ef7ae9 [ 84.551526][ T4624] RDX: 0000000020000180 RSI: 0000000040086602 RDI: 0000000000000004 [ 84.559695][ T4624] RBP: 00007fe5c7f4347a R08: 0000000000000000 R09: 0000000000000000 [ 84.567858][ T4624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.576205][ T4624] R13: 000000000000000b R14: 00007fe5c8016f80 R15: 00007ffe4902b828 [ 84.584462][ T4624] [ 85.240079][ T23] Bluetooth: hci0: command 0x041b tx timeout 2025/11/06 18:54:40 executed programs: 22 [ 87.310169][ T23] Bluetooth: hci0: command 0x040f tx timeout [ 89.390111][ T23] Bluetooth: hci0: command 0x0419 tx timeout 2025/11/06 18:54:45 executed programs: 111