Warning: Permanently added '10.128.0.21' (ED25519) to the list of known hosts. 2026/04/12 17:41:27 ignoring optional flag "type"="gce" [ 87.152299][ T23] cfg80211: failed to load regulatory.db 2026/04/12 17:41:28 parsed 1 programs 2026/04/12 17:41:30 executed programs: 0 [ 89.880715][ T4444] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 90.019568][ T4506] chnl_net:caif_netlink_parms(): no params data found [ 90.059046][ T4506] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.066279][ T4506] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.074384][ T4506] device bridge_slave_0 entered promiscuous mode [ 90.083715][ T4506] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.091444][ T4506] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.100295][ T4506] device bridge_slave_1 entered promiscuous mode [ 90.119782][ T4506] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.131086][ T4506] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.152483][ T4506] team0: Port device team_slave_0 added [ 90.161574][ T4506] team0: Port device team_slave_1 added [ 90.178765][ T4506] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.186146][ 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. [ 90.213289][ T4506] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.225444][ T4506] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.232840][ 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. [ 90.259927][ T4506] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.287833][ T4506] device hsr_slave_0 entered promiscuous mode [ 90.295541][ T4506] device hsr_slave_1 entered promiscuous mode [ 90.901801][ T4506] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.912526][ T4506] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.923539][ T4506] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.934920][ T4506] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.960143][ T4506] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.967899][ T4506] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.975505][ T4506] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.983935][ T4506] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.043435][ T4506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.058340][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.069270][ T1157] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.078527][ T1157] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.090481][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 91.108375][ T4506] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.122028][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.133194][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.144464][ T1157] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.152227][ T1157] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.173032][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.183576][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.194026][ T1157] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.201361][ T1157] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.213841][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.234192][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.244082][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.256470][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.266478][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.277716][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.294621][ T4506] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 91.305948][ T4506] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 91.321054][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.330677][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 91.340323][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 91.351200][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 91.360830][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 91.375610][ T1157] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 91.501982][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 91.510547][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 91.523842][ T4506] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.546463][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 91.556355][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 91.578611][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 91.587528][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 91.598539][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 91.608096][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 91.622218][ T4506] device veth0_vlan entered promiscuous mode [ 91.636819][ T4506] device veth1_vlan entered promiscuous mode [ 91.661285][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 91.670684][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 91.679149][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 91.691623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 91.704067][ T4506] device veth0_macvtap entered promiscuous mode [ 91.715240][ T4506] device veth1_macvtap entered promiscuous mode [ 91.733920][ T4506] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.742249][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 91.752128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 91.761006][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 91.771761][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 91.784517][ T4506] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.794185][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 91.804893][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 91.817992][ T4506] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.827940][ T4506] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.837205][ T4506] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.846496][ T4506] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.947413][ T4588] loop0: detected capacity change from 0 to 2048 [ 92.004108][ T4588] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 92.020634][ T2283] Bluetooth: hci0: command 0x0409 tx timeout [ 92.043204][ T26] audit: type=1804 audit(1776015692.850:2): pid=4588 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.082309][ T26] audit: type=1804 audit(1776015692.880:3): pid=4588 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.132312][ T26] audit: type=1804 audit(1776015692.940:4): pid=4600 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.134454][ T4600] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1161: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 92.200956][ T4588] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 92.216036][ T4588] EXT4-fs (loop0): This should not happen!! Data will be lost [ 92.216036][ T4588] [ 92.226879][ T4588] EXT4-fs (loop0): Total free blocks count 0 [ 92.234499][ T4588] EXT4-fs (loop0): Free/Dirty block details [ 92.240678][ T4588] EXT4-fs (loop0): free_blocks=2415919104 [ 92.246701][ T4588] EXT4-fs (loop0): dirty_blocks=16 [ 92.253608][ T4588] EXT4-fs (loop0): Block reservation details [ 92.262881][ T4588] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 92.445484][ T4613] loop0: detected capacity change from 0 to 2048 [ 92.488874][ T4613] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 92.521879][ T26] audit: type=1804 audit(1776015693.330:5): pid=4613 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/1/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.577161][ T26] audit: type=1804 audit(1776015693.330:6): pid=4613 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/1/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.607386][ T26] audit: type=1804 audit(1776015693.410:7): pid=4621 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3483086163/syzkaller.5S2G99/1/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 92.638270][ T4621] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1161: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 92.657609][ T4613] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 92.677715][ T4613] EXT4-fs (loop0): This should not happen!! Data will be lost [ 92.677715][ T4613] [ 92.687727][ T4613] EXT4-fs (loop0): Total free blocks count 0 [ 92.695432][ T4613] EXT4-fs (loop0): Free/Dirty block details [ 92.702243][ T4613] EXT4-fs (loop0): free_blocks=2415919104 [ 92.708205][ T4613] EXT4-fs (loop0): dirty_blocks=16 [ 92.715320][ T4613] EXT4-fs (loop0): Block reservation details [ 92.722100][ T4613] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 92.737894][ T144] ------------[ cut here ]------------ [ 92.745491][ T144] kernel BUG at fs/ext4/inode.c:2734! [ 92.752393][ T144] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 92.758763][ T144] CPU: 1 PID: 144 Comm: kworker/u4:1 Not tainted syzkaller #0 [ 92.766512][ T144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 92.777213][ T144] Workqueue: writeback wb_workfn (flush-7:0) [ 92.783265][ T144] RIP: 0010:ext4_writepages+0x2ded/0x2df0 [ 92.789122][ T144] Code: c1 03 38 c1 0f 8c b0 fd ff ff 4c 89 e7 e8 0b f6 b1 ff e9 a3 fd ff ff e8 b1 ea 6c ff 0f 0b e8 aa ea 6c ff 0f 0b e8 a3 ea 6c ff <0f> 0b 90 41 57 41 56 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 [ 92.809173][ T144] RSP: 0018:ffffc900016af080 EFLAGS: 00010293 [ 92.815277][ T144] RAX: ffffffff820c366d RBX: 0000008410000000 RCX: ffff88801c118000 [ 92.823715][ T144] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 92.831910][ T144] RBP: ffffc900016af3d0 R08: ffff88806fdc1447 R09: 1ffff1100dfb8288 [ 92.840294][ T144] R10: dffffc0000000000 R11: ffffed100dfb8289 R12: 1ffff920002d5ee6 [ 92.848639][ T144] R13: dffffc0000000000 R14: 0000008000000000 R15: ffff88814c86c000 [ 92.856838][ T144] FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 92.865975][ T144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.872877][ T144] CR2: 00007efcfebaf300 CR3: 000000000c08e000 CR4: 00000000003506e0 [ 92.881232][ T144] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.889317][ T144] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.897405][ T144] Call Trace: [ 92.900801][ T144] [ 92.903758][ T144] ? __lock_acquire+0x13bc/0x7d10 [ 92.908904][ T144] ? thp_contains+0x2c0/0x370 [ 92.913766][ T144] ? mark_lock+0x94/0x320 [ 92.918223][ T144] ? ext4_readpage+0x2e0/0x2e0 [ 92.923117][ T144] ? __lock_acquire+0x13bc/0x7d10 [ 92.928188][ T144] ? verify_lock_unused+0x140/0x140 [ 92.933558][ T144] ? __lock_acquire+0x13bc/0x7d10 [ 92.938900][ T144] ? writeback_sb_inodes+0x418/0x1680 [ 92.944403][ T144] ? ext4_readpage+0x2e0/0x2e0 [ 92.949202][ T144] do_writepages+0x476/0x6e0 [ 92.954416][ T144] ? __writepage+0x130/0x130 [ 92.959132][ T144] ? writeback_sb_inodes+0x67d/0x1680 [ 92.964656][ T144] ? __lock_acquire+0x7d10/0x7d10 [ 92.969905][ T144] ? do_raw_spin_lock+0x128/0x2f0 [ 92.975158][ T144] __writeback_single_inode+0x153/0xda0 [ 92.980744][ T144] writeback_sb_inodes+0xa4e/0x1680 [ 92.986694][ T144] ? queue_io+0x550/0x550 [ 92.991260][ T144] ? rcu_is_watching+0x11/0xa0 [ 92.996424][ T144] wb_writeback+0x45d/0xbe0 [ 93.000977][ T144] ? rcu_lock_release+0x20/0x20 [ 93.005866][ T144] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.011990][ T144] ? mark_lock+0x94/0x320 [ 93.016571][ T144] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.021824][ T144] wb_workfn+0x43a/0xf20 [ 93.026203][ T144] ? inode_wait_for_writeback+0x220/0x220 [ 93.032063][ T144] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.038283][ T144] ? read_lock_is_recursive+0x10/0x10 [ 93.044392][ T144] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 93.050646][ T144] ? _raw_spin_unlock+0x40/0x40 [ 93.055619][ T144] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.061102][ T144] process_one_work+0x85f/0x1010 [ 93.066212][ T144] ? worker_detach_from_pool+0x240/0x240 [ 93.072054][ T144] ? lockdep_hardirqs_off+0x70/0x100 [ 93.077558][ T144] ? _raw_spin_lock_irq+0xb7/0xf0 [ 93.082615][ T144] ? _raw_spin_lock_irqsave+0x100/0x100 [ 93.088363][ T144] ? wq_worker_running+0x97/0x170 [ 93.093676][ T144] worker_thread+0xaa6/0x1290 [ 93.098391][ T144] ? lockdep_hardirqs_on+0x94/0x140 [ 93.103796][ T144] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 93.109722][ T144] kthread+0x436/0x520 [ 93.114085][ T144] ? rcu_lock_release+0x20/0x20 [ 93.119234][ T144] ? kthread_blkcg+0xd0/0xd0 [ 93.124039][ T144] ret_from_fork+0x1f/0x30 [ 93.128676][ T144] [ 93.131721][ T144] Modules linked in: [ 93.144095][ T144] ---[ end trace 269a96fcdf6f7ec4 ]--- [ 93.150758][ T144] RIP: 0010:ext4_writepages+0x2ded/0x2df0 [ 93.156704][ T144] Code: c1 03 38 c1 0f 8c b0 fd ff ff 4c 89 e7 e8 0b f6 b1 ff e9 a3 fd ff ff e8 b1 ea 6c ff 0f 0b e8 aa ea 6c ff 0f 0b e8 a3 ea 6c ff <0f> 0b 90 41 57 41 56 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 [ 93.178006][ T144] RSP: 0018:ffffc900016af080 EFLAGS: 00010293 [ 93.184888][ T144] RAX: ffffffff820c366d RBX: 0000008410000000 RCX: ffff88801c118000 [ 93.193907][ T144] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 93.202227][ T144] RBP: ffffc900016af3d0 R08: ffff88806fdc1447 R09: 1ffff1100dfb8288 [ 93.210824][ T144] R10: dffffc0000000000 R11: ffffed100dfb8289 R12: 1ffff920002d5ee6 [ 93.218923][ T144] R13: dffffc0000000000 R14: 0000008000000000 R15: ffff88814c86c000 [ 93.228574][ T144] FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 93.238185][ T144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.245420][ T144] CR2: 00007f9ceb334e9c CR3: 000000000c08e000 CR4: 00000000003506e0 [ 93.254718][ T144] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 93.263140][ T144] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 93.271640][ T144] Kernel panic - not syncing: Fatal exception [ 93.278520][ T144] Kernel Offset: disabled [ 93.282919][ T144] Rebooting in 86400 seconds..