Warning: Permanently added '10.128.1.243' (ED25519) to the list of known hosts. 2025/10/10 08:44:06 ignoring optional flag "type"="gce" 2025/10/10 08:44:06 parsed 1 programs 2025/10/10 08:44:09 executed programs: 0 [ 107.838171][ T5955] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 107.894979][ T61] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 107.907246][ T61] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 107.908356][ T61] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 107.909753][ T61] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 107.910495][ T61] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 108.114564][ T5993] chnl_net:caif_netlink_parms(): no params data found [ 108.418087][ T5993] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.418228][ T5993] bridge0: port 1(bridge_slave_0) entered disabled state [ 108.418760][ T5993] bridge_slave_0: entered allmulticast mode [ 108.420209][ T5993] bridge_slave_0: entered promiscuous mode [ 108.422727][ T5993] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.422842][ T5993] bridge0: port 2(bridge_slave_1) entered disabled state [ 108.422938][ T5993] bridge_slave_1: entered allmulticast mode [ 108.424386][ T5993] bridge_slave_1: entered promiscuous mode [ 108.611047][ T5993] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 108.615880][ T5993] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 108.749413][ T5993] team0: Port device team_slave_0 added [ 108.751723][ T5993] team0: Port device team_slave_1 added [ 108.938362][ T5993] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 108.938377][ T5993] 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. [ 108.938407][ T5993] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 108.939845][ T5993] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 108.939856][ T5993] 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. [ 108.939875][ T5993] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 109.302421][ T5993] hsr_slave_0: entered promiscuous mode [ 109.303240][ T5993] hsr_slave_1: entered promiscuous mode [ 109.986714][ T5117] Bluetooth: hci0: command tx timeout [ 110.843256][ T5993] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 110.881210][ T5993] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 110.922233][ T5993] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 110.961607][ T5993] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 111.115929][ T5993] 8021q: adding VLAN 0 to HW filter on device bond0 [ 111.142285][ T5993] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.151378][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 111.151569][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 111.162311][ T148] bridge0: port 2(bridge_slave_1) entered blocking state [ 111.162499][ T148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 111.466546][ T5993] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 111.544499][ T5993] veth0_vlan: entered promiscuous mode [ 111.556531][ T5993] veth1_vlan: entered promiscuous mode [ 111.598805][ T5993] veth0_macvtap: entered promiscuous mode [ 111.604147][ T5993] veth1_macvtap: entered promiscuous mode [ 111.625823][ T5993] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 111.645647][ T5993] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 111.668932][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.670730][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.670984][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.671035][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 111.975542][ T6083] loop0: detected capacity change from 0 to 2048 [ 112.066710][ T5117] Bluetooth: hci0: command tx timeout [ 112.117681][ T6083] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 112.150430][ T37] audit: type=1804 audit(1760085853.288:2): pid=6083 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir4159736518/syzkaller.1whKGY/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 112.161112][ T37] audit: type=1804 audit(1760085853.298:3): pid=6083 uid=0 auid=4294967295 ses=4294967295 subj=_ op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir4159736518/syzkaller.1whKGY/0/bus/bus" dev="loop0" ino=18 res=1 errno=0 [ 112.241160][ T6092] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1289: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 112.252640][ T6083] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 112.252671][ T6083] EXT4-fs (loop0): This should not happen!! Data will be lost [ 112.252671][ T6083] [ 112.252684][ T6083] EXT4-fs (loop0): Total free blocks count 0 [ 112.252695][ T6083] EXT4-fs (loop0): Free/Dirty block details [ 112.252723][ T6083] EXT4-fs (loop0): free_blocks=2415919104 [ 112.252750][ T6083] EXT4-fs (loop0): dirty_blocks=16 [ 112.252761][ T6083] EXT4-fs (loop0): Block reservation details [ 112.252772][ T6083] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 112.354665][ T148] ------------[ cut here ]------------ [ 112.354678][ T148] kernel BUG at fs/ext4/inode.c:2809! [ 112.354732][ T148] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 112.354764][ T148] CPU: 0 UID: 0 PID: 148 Comm: kworker/u8:5 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 112.354806][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 112.354818][ T148] Workqueue: writeback wb_workfn (flush-7:0) [ 112.354851][ T148] RIP: 0010:ext4_do_writepages+0x45f0/0x4600 [ 112.354876][ T148] Code: c6 80 31 fe 8a e8 20 67 bb fe 90 0f 0b e8 38 1c 52 ff 4c 89 f7 48 c7 c6 60 35 fe 8a e8 09 67 bb fe 90 0f 0b e8 21 1c 52 ff 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 112.354890][ T148] RSP: 0018:ffffc90003a7eca0 EFLAGS: 00010293 [ 112.354904][ T148] RAX: ffffffff826c311f RBX: 0000004210000000 RCX: ffff888020b19e00 [ 112.354924][ T148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.354934][ T148] RBP: ffffc90003a7f0d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.354945][ T148] R10: dffffc0000000000 R11: ffffed1007b7247c R12: 0000000000000001 [ 112.354957][ T148] R13: ffffc90003a7f120 R14: 0000004000000000 R15: dffffc0000000000 [ 112.354970][ T148] FS: 0000000000000000(0000) GS:ffff888126bcb000(0000) knlGS:0000000000000000 [ 112.354985][ T148] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.354997][ T148] CR2: 00007fafb4986286 CR3: 00000000321a0000 CR4: 00000000003526f0 [ 112.355013][ T148] Call Trace: [ 112.355019][ T148] [ 112.355027][ T148] ? xdp_do_check_flushed+0x21b/0x240 [ 112.355053][ T148] ? skb_defer_free_flush+0x229/0x250 [ 112.355078][ T148] ? net_rx_action+0x923/0xda0 [ 112.355094][ T148] ? __pfx_hlock_conflict+0x10/0x10 [ 112.355113][ T148] ? check_path+0x21/0x40 [ 112.355130][ T148] ? lockdep_unlock+0x89/0x120 [ 112.355150][ T148] ? validate_chain+0x897/0x2140 [ 112.355174][ T148] ? __pfx_ext4_do_writepages+0x10/0x10 [ 112.355202][ T148] ? __lock_acquire+0xab9/0xd20 [ 112.355227][ T148] ? rcu_read_lock_any_held+0xb3/0x120 [ 112.355249][ T148] ext4_writepages+0x205/0x350 [ 112.355267][ T148] ? __pfx_ext4_writepages+0x10/0x10 [ 112.355292][ T148] ? lockdep_hardirqs_on+0x9c/0x150 [ 112.355311][ T148] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 112.355330][ T148] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 112.355347][ T148] ? __lock_acquire+0xab9/0xd20 [ 112.355366][ T148] ? __pfx_ext4_writepages+0x10/0x10 [ 112.355380][ T148] do_writepages+0x32e/0x550 [ 112.355398][ T148] ? rt_mutex_slowunlock+0x493/0x8a0 [ 112.355421][ T148] ? rt_spin_lock+0x1c1/0x3e0 [ 112.355447][ T148] __writeback_single_inode+0x145/0x1000 [ 112.355470][ T148] writeback_sb_inodes+0x6b7/0xf60 [ 112.355490][ T148] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 112.355516][ T148] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 112.355549][ T148] ? rcu_is_watching+0x15/0xb0 [ 112.355576][ T148] wb_writeback+0x43b/0xaf0 [ 112.355594][ T148] ? __lock_acquire+0xab9/0xd20 [ 112.355616][ T148] ? queue_io+0x341/0x560 [ 112.355636][ T148] ? __pfx_wb_writeback+0x10/0x10 [ 112.355660][ T148] wb_workfn+0x40e/0xf00 [ 112.355679][ T148] ? __pfx_wb_workfn+0x10/0x10 [ 112.355693][ T148] ? __lock_acquire+0xab9/0xd20 [ 112.355714][ T148] ? process_scheduled_works+0x9ef/0x17b0 [ 112.355732][ T148] ? _raw_spin_unlock_irq+0x23/0x50 [ 112.355748][ T148] ? process_scheduled_works+0x9ef/0x17b0 [ 112.355765][ T148] ? process_scheduled_works+0x9ef/0x17b0 [ 112.355784][ T148] process_scheduled_works+0xade/0x17b0 [ 112.355811][ T148] ? __pfx_process_scheduled_works+0x10/0x10 [ 112.355836][ T148] worker_thread+0x8a0/0xda0 [ 112.355855][ T148] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 112.355874][ T148] ? __kthread_parkme+0x7b/0x200 [ 112.355895][ T148] kthread+0x711/0x8a0 [ 112.355941][ T148] ? __pfx_worker_thread+0x10/0x10 [ 112.355959][ T148] ? __pfx_kthread+0x10/0x10 [ 112.355978][ T148] ? rt_spin_unlock+0x150/0x200 [ 112.356008][ T148] ? rt_spin_unlock+0x161/0x200 [ 112.356028][ T148] ? __pfx_kthread+0x10/0x10 [ 112.356047][ T148] ret_from_fork+0x4b9/0x870 [ 112.356066][ T148] ? __pfx_ret_from_fork+0x10/0x10 [ 112.356085][ T148] ? __switch_to_asm+0x39/0x70 [ 112.356104][ T148] ? __switch_to_asm+0x33/0x70 [ 112.356123][ T148] ? __pfx_kthread+0x10/0x10 [ 112.356144][ T148] ret_from_fork_asm+0x1a/0x30 [ 112.356168][ T148] [ 112.356173][ T148] Modules linked in: [ 112.356192][ T148] ---[ end trace 0000000000000000 ]--- [ 112.356200][ T148] RIP: 0010:ext4_do_writepages+0x45f0/0x4600 [ 112.356223][ T148] Code: c6 80 31 fe 8a e8 20 67 bb fe 90 0f 0b e8 38 1c 52 ff 4c 89 f7 48 c7 c6 60 35 fe 8a e8 09 67 bb fe 90 0f 0b e8 21 1c 52 ff 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 112.356236][ T148] RSP: 0018:ffffc90003a7eca0 EFLAGS: 00010293 [ 112.356250][ T148] RAX: ffffffff826c311f RBX: 0000004210000000 RCX: ffff888020b19e00 [ 112.356262][ T148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 112.356272][ T148] RBP: ffffc90003a7f0d0 R08: 0000000000000000 R09: 0000000000000000 [ 112.356283][ T148] R10: dffffc0000000000 R11: ffffed1007b7247c R12: 0000000000000001 [ 112.356295][ T148] R13: ffffc90003a7f120 R14: 0000004000000000 R15: dffffc0000000000 [ 112.356307][ T148] FS: 0000000000000000(0000) GS:ffff888126bcb000(0000) knlGS:0000000000000000 [ 112.356321][ T148] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 112.356333][ T148] CR2: 00007fafb4986286 CR3: 00000000321a0000 CR4: 00000000003526f0 [ 112.356350][ T148] Kernel panic - not syncing: Fatal exception [ 112.356686][ T148] Kernel Offset: disabled