[ 86.845376][ T24] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.85' (ED25519) to the list of known hosts. 2026/04/04 01:26:21 ignoring optional flag "type"="gce" 2026/04/04 01:26:21 parsed 1 programs 2026/04/04 01:26:23 executed programs: 0 [ 92.577469][ T6024] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.626487][ T5162] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.637217][ T5162] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.645129][ T5162] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.653668][ T5162] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.661349][ T5162] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.792405][ T6030] chnl_net:caif_netlink_parms(): no params data found [ 92.855942][ T6030] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.863495][ T6030] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.870655][ T6030] bridge_slave_0: entered allmulticast mode [ 92.877828][ T6030] bridge_slave_0: entered promiscuous mode [ 92.885444][ T6030] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.892739][ T6030] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.900051][ T6030] bridge_slave_1: entered allmulticast mode [ 92.907164][ T6030] bridge_slave_1: entered promiscuous mode [ 92.933738][ T6030] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 92.945001][ T6030] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 92.973995][ T6030] team0: Port device team_slave_0 added [ 92.981415][ T6030] team0: Port device team_slave_1 added [ 93.009140][ T6030] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.016247][ T6030] 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. [ 93.042302][ T6030] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.054670][ T6030] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.062823][ T6030] 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. [ 93.089775][ T6030] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.128594][ T6030] hsr_slave_0: entered promiscuous mode [ 93.134894][ T6030] hsr_slave_1: entered promiscuous mode [ 93.554421][ T6030] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.570006][ T6030] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.582490][ T6030] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.595940][ T6030] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.637460][ T6030] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.644670][ T6030] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.652190][ T6030] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.659388][ T6030] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.738899][ T6030] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.759644][ T1115] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.768235][ T1115] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.785889][ T6030] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.798942][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.806165][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.822396][ T1115] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.829622][ T1115] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.881509][ T6030] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 93.895840][ T6030] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.093782][ T6030] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.148658][ T6030] veth0_vlan: entered promiscuous mode [ 94.161111][ T6030] veth1_vlan: entered promiscuous mode [ 94.196726][ T6030] veth0_macvtap: entered promiscuous mode [ 94.208557][ T6030] veth1_macvtap: entered promiscuous mode [ 94.242961][ T6030] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.264047][ T6030] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.280046][ T58] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.297644][ T58] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.329674][ T58] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.347643][ T58] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.435641][ T6086] loop0: detected capacity change from 0 to 1024 [ 94.487557][ T6086] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 94.524974][ T6086] process 'syz-executor.0' launched '/dev/fd/4/./file1' with NULL argv: empty string added [ 94.551182][ T6030] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1479: refuse to create EA inode when umounting [ 94.564832][ T6030] ------------[ cut here ]------------ [ 94.570974][ T6030] 1 [ 94.571009][ T6030] WARNING: fs/ext4/xattr.c:1480 at ext4_xattr_inode_lookup_create+0xb0c/0x1cf0, CPU#0: syz-executor.0/6030 [ 94.585684][ T6030] Modules linked in: [ 94.591238][ T6030] CPU: 0 UID: 0 PID: 6030 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.601640][ T6030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 94.613137][ T6030] RIP: 0010:ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 94.620117][ T6030] Code: 8b 7c 24 18 e9 7a 03 00 00 e8 60 cb 2d ff 48 89 df 48 c7 c6 14 b3 f7 8d ba c7 05 00 00 48 c7 c1 60 bd e5 8b e8 f5 13 fc ff 90 <0f> 0b 90 49 be 00 00 00 00 00 fc ff df 43 c6 44 34 0e f8 48 c7 c3 [ 94.640077][ T6030] RSP: 0018:ffffc90003ec73a0 EFLAGS: 00010246 [ 94.646291][ T6030] RAX: 117d6539a3a94800 RBX: ffff88802b3fe000 RCX: 117d6539a3a94800 [ 94.654370][ T6030] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 94.662474][ T6030] RBP: ffffc90003ec7530 R08: ffffc90003ec6fe7 R09: 1ffff920007d8dfc [ 94.670461][ T6030] R10: dffffc0000000000 R11: fffff520007d8dfd R12: 1ffff920007d8e88 [ 94.678568][ T6030] R13: ffff88804a595008 R14: 0000000000000000 R15: ffff88804a595030 [ 94.683640][ T5162] Bluetooth: hci0: command tx timeout [ 94.686940][ T6030] FS: 0000555588bda4c0(0000) GS:ffff888125259000(0000) knlGS:0000000000000000 [ 94.687311][ T6030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.708351][ T6030] CR2: 00007fff20fcfdb0 CR3: 000000007e738000 CR4: 00000000003526f0 [ 94.716499][ T6030] Call Trace: [ 94.719839][ T6030] [ 94.722851][ T6030] ? __pfx_ext4_xattr_inode_lookup_create+0x10/0x10 [ 94.729465][ T6030] ? bdev_getblk+0xbe/0x6e0 [ 94.734055][ T6030] ? bdev_getblk+0x582/0x6e0 [ 94.738678][ T6030] ? folio_mark_accessed+0x442/0x8c0 [ 94.744030][ T6030] ? ext4_xattr_block_set+0xd3/0x2ad0 [ 94.749437][ T6030] ext4_xattr_block_set+0x229/0x2ad0 [ 94.754843][ T6030] ? fs_reclaim_acquire+0x7c/0x100 [ 94.760006][ T6030] ? __pfx_check_xattrs+0x10/0x10 [ 94.765182][ T6030] ? xattr_find_entry+0x1f0/0x280 [ 94.770241][ T6030] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 94.776026][ T6030] ? ext4_xattr_block_find+0x2d4/0x350 [ 94.781515][ T6030] ext4_expand_extra_isize_ea+0x12cf/0x1ea0 [ 94.787497][ T6030] __ext4_expand_extra_isize+0x30d/0x400 [ 94.793211][ T6030] __ext4_mark_inode_dirty+0x45c/0x710 [ 94.798727][ T6030] ext4_dirty_inode+0xd0/0x110 [ 94.803634][ T6030] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 94.809026][ T6030] __mark_inode_dirty+0x3a4/0x13b0 [ 94.814203][ T6030] sync_lazytime+0x1ac/0x4c0 [ 94.818828][ T6030] iput+0x230/0xe80 [ 94.822831][ T6030] ? dentry_unlink_inode+0x337/0x3f0 [ 94.828153][ T6030] __dentry_kill+0x1a2/0x5e0 [ 94.832798][ T6030] ? shrink_kill+0x8d/0x2c0 [ 94.837324][ T6030] shrink_kill+0xa9/0x2c0 [ 94.841674][ T6030] shrink_dentry_list+0x2e0/0x5e0 [ 94.846953][ T6030] shrink_dcache_tree+0xcf/0x310 [ 94.852133][ T6030] ? __pfx_select_collect_umount+0x10/0x10 [ 94.858267][ T6030] ? __pfx_shrink_dcache_tree+0x10/0x10 [ 94.864562][ T6030] shrink_dcache_for_umount+0xa8/0x1f0 [ 94.870084][ T6030] generic_shutdown_super+0x6f/0x2d0 [ 94.875515][ T6030] kill_block_super+0x44/0x90 [ 94.880230][ T6030] ext4_kill_sb+0x68/0xb0 [ 94.884631][ T6030] deactivate_locked_super+0xbc/0x130 [ 94.890041][ T6030] cleanup_mnt+0x437/0x4d0 [ 94.894525][ T6030] ? _raw_spin_unlock_irq+0x23/0x50 [ 94.899799][ T6030] task_work_run+0x1d9/0x270 [ 94.904452][ T6030] ? __pfx_task_work_run+0x10/0x10 [ 94.909682][ T6030] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.915848][ T6030] exit_to_user_mode_loop+0xed/0x480 [ 94.921159][ T6030] ? rcu_is_watching+0x15/0xb0 [ 94.926239][ T6030] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.932413][ T6030] do_syscall_64+0x33e/0xf80 [ 94.937129][ T6030] ? trace_irq_disable+0x3b/0x140 [ 94.942250][ T6030] ? clear_bhb_loop+0x40/0x90 [ 94.946943][ T6030] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 94.952881][ T6030] RIP: 0033:0x7fc58cc6ea57 [ 94.957328][ T6030] Code: a2 c7 05 a8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 94.977289][ T6030] RSP: 002b:00007fff20fd0408 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 94.985955][ T6030] RAX: 0000000000000000 RBX: 00007fc58ccce3ef RCX: 00007fc58cc6ea57 [ 94.994026][ T6030] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007fff20fd04c0 [ 95.002417][ T6030] RBP: 00007fff20fd04c0 R08: 00007fff20fd14c0 R09: 00000000ffffffff [ 95.010415][ T6030] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff20fd1580 [ 95.018459][ T6030] R13: 00007fc58ccce3ef R14: 0000000000017097 R15: 0000000000000007 [ 95.026504][ T6030] [ 95.029537][ T6030] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 95.036825][ T6030] CPU: 0 UID: 0 PID: 6030 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.046668][ T6030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 95.056751][ T6030] Call Trace: [ 95.060049][ T6030] [ 95.063164][ T6030] vpanic+0x56c/0xa60 [ 95.067154][ T6030] ? __pfx__printk+0x10/0x10 [ 95.071734][ T6030] ? __pfx_vpanic+0x10/0x10 [ 95.076241][ T6030] ? is_bpf_text_address+0x292/0x2b0 [ 95.081538][ T6030] ? is_bpf_text_address+0x26/0x2b0 [ 95.086773][ T6030] panic+0xc5/0xd0 [ 95.090494][ T6030] ? __pfx_panic+0x10/0x10 [ 95.095013][ T6030] __warn+0x315/0x4c0 [ 95.098985][ T6030] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.105307][ T6030] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.111640][ T6030] __report_bug+0x29a/0x540 [ 95.116165][ T6030] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.122500][ T6030] ? __pfx___report_bug+0x10/0x10 [ 95.127521][ T6030] ? __pfx__printk+0x10/0x10 [ 95.132099][ T6030] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 95.137913][ T6030] ? ___ratelimit+0x58c/0x8d0 [ 95.142622][ T6030] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.148958][ T6030] report_bug+0x16a/0x220 [ 95.153292][ T6030] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.159607][ T6030] ? ext4_xattr_inode_lookup_create+0xb0e/0x1cf0 [ 95.165926][ T6030] handle_bug+0x9c/0x200 [ 95.170310][ T6030] exc_invalid_op+0x1a/0x50 [ 95.174803][ T6030] asm_exc_invalid_op+0x1a/0x20 [ 95.179731][ T6030] RIP: 0010:ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.186654][ T6030] Code: 8b 7c 24 18 e9 7a 03 00 00 e8 60 cb 2d ff 48 89 df 48 c7 c6 14 b3 f7 8d ba c7 05 00 00 48 c7 c1 60 bd e5 8b e8 f5 13 fc ff 90 <0f> 0b 90 49 be 00 00 00 00 00 fc ff df 43 c6 44 34 0e f8 48 c7 c3 [ 95.206344][ T6030] RSP: 0018:ffffc90003ec73a0 EFLAGS: 00010246 [ 95.212408][ T6030] RAX: 117d6539a3a94800 RBX: ffff88802b3fe000 RCX: 117d6539a3a94800 [ 95.220366][ T6030] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 95.228326][ T6030] RBP: ffffc90003ec7530 R08: ffffc90003ec6fe7 R09: 1ffff920007d8dfc [ 95.236286][ T6030] R10: dffffc0000000000 R11: fffff520007d8dfd R12: 1ffff920007d8e88 [ 95.244254][ T6030] R13: ffff88804a595008 R14: 0000000000000000 R15: ffff88804a595030 [ 95.252246][ T6030] ? __pfx_ext4_xattr_inode_lookup_create+0x10/0x10 [ 95.259037][ T6030] ? bdev_getblk+0xbe/0x6e0 [ 95.263531][ T6030] ? bdev_getblk+0x582/0x6e0 [ 95.268109][ T6030] ? folio_mark_accessed+0x442/0x8c0 [ 95.273488][ T6030] ? ext4_xattr_block_set+0xd3/0x2ad0 [ 95.279024][ T6030] ext4_xattr_block_set+0x229/0x2ad0 [ 95.284296][ T6030] ? fs_reclaim_acquire+0x7c/0x100 [ 95.289405][ T6030] ? __pfx_check_xattrs+0x10/0x10 [ 95.294422][ T6030] ? xattr_find_entry+0x1f0/0x280 [ 95.299436][ T6030] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 95.305250][ T6030] ? ext4_xattr_block_find+0x2d4/0x350 [ 95.310699][ T6030] ext4_expand_extra_isize_ea+0x12cf/0x1ea0 [ 95.316611][ T6030] __ext4_expand_extra_isize+0x30d/0x400 [ 95.322239][ T6030] __ext4_mark_inode_dirty+0x45c/0x710 [ 95.327785][ T6030] ext4_dirty_inode+0xd0/0x110 [ 95.332536][ T6030] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 95.337897][ T6030] __mark_inode_dirty+0x3a4/0x13b0 [ 95.342997][ T6030] sync_lazytime+0x1ac/0x4c0 [ 95.347574][ T6030] iput+0x230/0xe80 [ 95.351396][ T6030] ? dentry_unlink_inode+0x337/0x3f0 [ 95.356782][ T6030] __dentry_kill+0x1a2/0x5e0 [ 95.361373][ T6030] ? shrink_kill+0x8d/0x2c0 [ 95.365902][ T6030] shrink_kill+0xa9/0x2c0 [ 95.370332][ T6030] shrink_dentry_list+0x2e0/0x5e0 [ 95.375377][ T6030] shrink_dcache_tree+0xcf/0x310 [ 95.380318][ T6030] ? __pfx_select_collect_umount+0x10/0x10 [ 95.386115][ T6030] ? __pfx_shrink_dcache_tree+0x10/0x10 [ 95.391661][ T6030] shrink_dcache_for_umount+0xa8/0x1f0 [ 95.397142][ T6030] generic_shutdown_super+0x6f/0x2d0 [ 95.402455][ T6030] kill_block_super+0x44/0x90 [ 95.407130][ T6030] ext4_kill_sb+0x68/0xb0 [ 95.411474][ T6030] deactivate_locked_super+0xbc/0x130 [ 95.416864][ T6030] cleanup_mnt+0x437/0x4d0 [ 95.421379][ T6030] ? _raw_spin_unlock_irq+0x23/0x50 [ 95.426597][ T6030] task_work_run+0x1d9/0x270 [ 95.431197][ T6030] ? __pfx_task_work_run+0x10/0x10 [ 95.436318][ T6030] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.442374][ T6030] exit_to_user_mode_loop+0xed/0x480 [ 95.447653][ T6030] ? rcu_is_watching+0x15/0xb0 [ 95.452414][ T6030] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.458468][ T6030] do_syscall_64+0x33e/0xf80 [ 95.463065][ T6030] ? trace_irq_disable+0x3b/0x140 [ 95.468080][ T6030] ? clear_bhb_loop+0x40/0x90 [ 95.472831][ T6030] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.478712][ T6030] RIP: 0033:0x7fc58cc6ea57 [ 95.483115][ T6030] Code: a2 c7 05 a8 94 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 95.502716][ T6030] RSP: 002b:00007fff20fd0408 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 95.511128][ T6030] RAX: 0000000000000000 RBX: 00007fc58ccce3ef RCX: 00007fc58cc6ea57 [ 95.519271][ T6030] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007fff20fd04c0 [ 95.527321][ T6030] RBP: 00007fff20fd04c0 R08: 00007fff20fd14c0 R09: 00000000ffffffff [ 95.535290][ T6030] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff20fd1580 [ 95.543264][ T6030] R13: 00007fc58ccce3ef R14: 0000000000017097 R15: 0000000000000007 [ 95.551330][ T6030] [ 95.555026][ T6030] Kernel Offset: disabled [ 95.559443][ T6030] Rebooting in 86400 seconds..