Warning: Permanently added '10.128.1.88' (ED25519) to the list of known hosts. 2026/05/10 09:14:42 ignoring optional flag "type"="gce" 2026/05/10 09:14:42 parsed 1 programs 2026/05/10 09:14:44 executed programs: 0 [ 110.047006][ T5822] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 110.112971][ T4917] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 110.134028][ T4917] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 110.134931][ T4917] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 110.136032][ T4917] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 110.136894][ T4917] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 110.832930][ T5829] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.833104][ T5829] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.833222][ T5829] bridge_slave_0: entered allmulticast mode [ 110.834608][ T5829] bridge_slave_0: entered promiscuous mode [ 110.838729][ T5829] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.838846][ T5829] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.838936][ T5829] bridge_slave_1: entered allmulticast mode [ 110.840356][ T5829] bridge_slave_1: entered promiscuous mode [ 110.996180][ T5829] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 110.998556][ T5829] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.154488][ T5829] team0: Port device team_slave_0 added [ 111.156480][ T5829] team0: Port device team_slave_1 added [ 111.293354][ T5829] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 111.293369][ T5829] 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 1532 would solve the problem. [ 111.293382][ T5829] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 111.294695][ T5829] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 111.294708][ T5829] 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 1532 would solve the problem. [ 111.294729][ T5829] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 111.457617][ T5829] hsr_slave_0: entered promiscuous mode [ 111.458407][ T5829] hsr_slave_1: entered promiscuous mode [ 112.181509][ T59] Bluetooth: hci0: command tx timeout [ 113.506556][ T5829] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 113.540693][ T5829] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 113.547464][ T5829] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 113.579608][ T5829] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 113.582119][ T5829] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 113.619081][ T5829] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 113.620334][ T5829] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 113.665702][ T5829] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 113.836370][ T5829] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.894358][ T5829] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.917735][ T1190] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.917944][ T1190] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.949076][ T1190] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.949347][ T1190] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.261567][ T59] Bluetooth: hci0: command tx timeout [ 114.646292][ T5829] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.748830][ T5829] veth0_vlan: entered promiscuous mode [ 114.775022][ T5829] veth1_vlan: entered promiscuous mode [ 114.847610][ T5829] veth0_macvtap: entered promiscuous mode [ 114.854258][ T5829] veth1_macvtap: entered promiscuous mode [ 114.948183][ T5829] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.980021][ T5829] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.998287][ T166] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.004270][ T166] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.007450][ T166] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.007720][ T166] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 115.542244][ T5953] loop0: detected capacity change from 0 to 2048 [ 115.776283][ T5953] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 115.824087][ T36] audit: type=1804 audit(1778404490.124:2): pid=5953 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 115.824132][ T36] audit: type=1804 audit(1778404490.144:3): pid=5953 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 115.967302][ T5953] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters 2026/05/10 09:14:50 executed programs: 1 [ 116.170797][ T5829] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 116.341480][ T59] Bluetooth: hci0: command tx timeout [ 116.410881][ T5974] loop0: detected capacity change from 0 to 2048 [ 116.459234][ T5974] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 116.477446][ T36] audit: type=1804 audit(1778404490.784:4): pid=5974 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/1/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 116.477481][ T36] audit: type=1804 audit(1778404490.784:5): pid=5974 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/1/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 116.558062][ T5974] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 116.617796][ T5829] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 116.829709][ T5986] loop0: detected capacity change from 0 to 2048 [ 116.926152][ T5986] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 116.967419][ T36] audit: type=1804 audit(1778404491.284:6): pid=5986 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/2/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 116.967476][ T36] audit: type=1804 audit(1778404491.284:7): pid=5986 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/2/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 117.032064][ T5991] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 117.139726][ T5986] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 117.139755][ T5986] EXT4-fs (loop0): This should not happen!! Data will be lost [ 117.139755][ T5986] [ 117.139768][ T5986] EXT4-fs (loop0): Total free blocks count 0 [ 117.139778][ T5986] EXT4-fs (loop0): Free/Dirty block details [ 117.139807][ T5986] EXT4-fs (loop0): free_blocks=2415919104 [ 117.139835][ T5986] EXT4-fs (loop0): dirty_blocks=16 [ 117.139846][ T5986] EXT4-fs (loop0): Block reservation details [ 117.139855][ T5986] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 117.235567][ T5829] EXT4-fs warning (device loop0): ext4_evict_inode:195: inode #18: comm syz-executor.0: data will be lost [ 117.260480][ T5829] EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 117.493152][ T6000] loop0: detected capacity change from 0 to 2048 [ 117.606343][ T6000] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 117.625209][ T36] audit: type=1804 audit(1778404491.954:8): pid=6000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/3/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 117.627853][ T36] audit: type=1804 audit(1778404491.954:9): pid=6000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir3827881921/syzkaller.H6ifaH/3/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 117.706630][ T6009] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1317: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 117.729949][ T6000] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 117.729978][ T6000] EXT4-fs (loop0): This should not happen!! Data will be lost [ 117.729978][ T6000] [ 117.729990][ T6000] EXT4-fs (loop0): Total free blocks count 0 [ 117.730017][ T6000] EXT4-fs (loop0): Free/Dirty block details [ 117.730029][ T6000] EXT4-fs (loop0): free_blocks=2415919104 [ 117.730042][ T6000] EXT4-fs (loop0): dirty_blocks=16 [ 117.730053][ T6000] EXT4-fs (loop0): Block reservation details [ 117.730063][ T6000] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 117.822124][ T1190] ------------[ cut here ]------------ [ 117.822137][ T1190] kernel BUG at fs/ext4/inode.c:2826! [ 117.822179][ T1190] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 117.822213][ T1190] CPU: 1 UID: 0 PID: 1190 Comm: kworker/u8:9 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 117.822232][ T1190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 117.822242][ T1190] Workqueue: writeback wb_workfn (flush-7:0) [ 117.822281][ T1190] RIP: 0010:ext4_do_writepages+0x4662/0x4670 [ 117.822304][ T1190] Code: c6 60 ac 63 8b e8 de dc aa fe 90 0f 0b e8 d6 9e 47 ff 4c 89 f7 48 c7 c6 40 b1 63 8b e8 c7 dc aa fe 90 0f 0b e8 bf 9e 47 ff 90 <0f> 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 [ 117.822318][ T1190] RSP: 0000:ffffc9000628ed00 EFLAGS: 00010293 [ 117.822332][ T1190] RAX: ffffffff827cd811 RBX: 0000004210000000 RCX: ffff888028ac5c40 [ 117.822345][ T1190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.822355][ T1190] RBP: ffffc9000628f110 R08: 0000000000000000 R09: 0000000000000000 [ 117.822374][ T1190] R10: dffffc0000000000 R11: ffffed1008cbad55 R12: dffffc0000000000 [ 117.822386][ T1190] R13: 0000000000000001 R14: 0000004000000000 R15: 1ffff110071954f3 [ 117.822397][ T1190] FS: 0000000000000000(0000) GS:ffff888126276000(0000) knlGS:0000000000000000 [ 117.822410][ T1190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.822422][ T1190] CR2: 0000559fe6eb04dc CR3: 0000000039740000 CR4: 00000000003526f0 [ 117.822437][ T1190] Call Trace: [ 117.822448][ T1190] [ 117.822459][ T1190] ? __lock_acquire+0x6b5/0x2cf0 [ 117.822485][ T1190] ? do_raw_spin_lock+0x12b/0x2f0 [ 117.822506][ T1190] ? __lock_acquire+0x6b5/0x2cf0 [ 117.822529][ T1190] ? __pfx_ext4_do_writepages+0x10/0x10 [ 117.822546][ T1190] ? __lock_acquire+0x6b5/0x2cf0 [ 117.822575][ T1190] ? ext4_writepages+0x205/0x3b0 [ 117.822597][ T1190] ? ext4_writepages+0x205/0x3b0 [ 117.822624][ T1190] ext4_writepages+0x241/0x3b0 [ 117.822650][ T1190] ? __pfx_ext4_writepages+0x10/0x10 [ 117.822678][ T1190] ? __pfx_ext4_writepages+0x10/0x10 [ 117.822699][ T1190] do_writepages+0x32e/0x550 [ 117.822721][ T1190] ? rt_mutex_slowunlock+0x4a7/0x8b0 [ 117.822743][ T1190] ? reacquire_held_locks+0x104/0x190 [ 117.822765][ T1190] ? rt_spin_lock+0x1e0/0x400 [ 117.822782][ T1190] __writeback_single_inode+0x133/0x10e0 [ 117.822807][ T1190] ? rt_spin_unlock+0x160/0x200 [ 117.822822][ T1190] writeback_sb_inodes+0x97f/0x1980 [ 117.822854][ T1190] ? lockdep_hardirqs_on+0x7a/0x110 [ 117.822875][ T1190] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 117.822907][ T1190] ? rcu_is_watching+0x15/0xb0 [ 117.822930][ T1190] wb_writeback+0x445/0xb00 [ 117.822951][ T1190] ? queue_io+0x261/0x440 [ 117.822973][ T1190] ? __pfx_wb_writeback+0x10/0x10 [ 117.822998][ T1190] wb_workfn+0x3fd/0xf20 [ 117.823016][ T1190] ? __lock_acquire+0x6b5/0x2cf0 [ 117.823033][ T1190] ? look_up_lock_class+0x57/0x110 [ 117.823055][ T1190] ? __pfx_wb_workfn+0x10/0x10 [ 117.823075][ T1190] ? do_raw_spin_lock+0x12b/0x2f0 [ 117.823091][ T1190] ? lock_acquire+0x106/0x350 [ 117.823110][ T1190] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 117.823128][ T1190] ? process_scheduled_works+0xa70/0x1860 [ 117.823146][ T1190] ? process_scheduled_works+0xa70/0x1860 [ 117.823165][ T1190] ? process_scheduled_works+0xa70/0x1860 [ 117.823179][ T1190] ? process_scheduled_works+0xa70/0x1860 [ 117.823195][ T1190] process_scheduled_works+0xb5d/0x1860 [ 117.823220][ T1190] ? __pfx_process_scheduled_works+0x10/0x10 [ 117.823237][ T1190] ? assign_work+0x3d5/0x5e0 [ 117.823254][ T1190] worker_thread+0xa53/0xfc0 [ 117.823280][ T1190] kthread+0x388/0x470 [ 117.823300][ T1190] ? __pfx_worker_thread+0x10/0x10 [ 117.823317][ T1190] ? __pfx_kthread+0x10/0x10 [ 117.823337][ T1190] ret_from_fork+0x514/0xb70 [ 117.823356][ T1190] ? __pfx_ret_from_fork+0x10/0x10 [ 117.823382][ T1190] ? __switch_to+0xc79/0x1410 [ 117.823405][ T1190] ? __pfx_kthread+0x10/0x10 [ 117.823425][ T1190] ret_from_fork_asm+0x1a/0x30 [ 117.823450][ T1190] [ 117.823457][ T1190] Modules linked in: [ 117.823491][ T1190] ---[ end trace 0000000000000000 ]--- [ 117.823615][ T1190] RIP: 0010:ext4_do_writepages+0x4662/0x4670 [ 117.823634][ T1190] Code: c6 60 ac 63 8b e8 de dc aa fe 90 0f 0b e8 d6 9e 47 ff 4c 89 f7 48 c7 c6 40 b1 63 8b e8 c7 dc aa fe 90 0f 0b e8 bf 9e 47 ff 90 <0f> 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 [ 117.823644][ T1190] RSP: 0000:ffffc9000628ed00 EFLAGS: 00010293 [ 117.823657][ T1190] RAX: ffffffff827cd811 RBX: 0000004210000000 RCX: ffff888028ac5c40 [ 117.823670][ T1190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 117.823680][ T1190] RBP: ffffc9000628f110 R08: 0000000000000000 R09: 0000000000000000 [ 117.823691][ T1190] R10: dffffc0000000000 R11: ffffed1008cbad55 R12: dffffc0000000000 [ 117.823703][ T1190] R13: 0000000000000001 R14: 0000004000000000 R15: 1ffff110071954f3 [ 117.823715][ T1190] FS: 0000000000000000(0000) GS:ffff888126276000(0000) knlGS:0000000000000000 [ 117.823728][ T1190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 117.823740][ T1190] CR2: 00007fcb6a779368 CR3: 000000004427a000 CR4: 00000000003526f0 [ 117.823757][ T1190] Kernel panic - not syncing: Fatal exception [ 117.824424][ T1190] Kernel Offset: disabled