[ 86.836916][ T87] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.161' (ED25519) to the list of known hosts. 2026/01/23 23:22:31 ignoring optional flag "type"="gce" 2026/01/23 23:22:31 parsed 1 programs 2026/01/23 23:22:33 executed programs: 0 [ 92.642025][ T6016] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.690905][ T5147] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.700214][ T5147] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.708070][ T5147] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.715965][ T5147] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.723553][ T5147] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.858927][ T6022] chnl_net:caif_netlink_parms(): no params data found [ 92.926185][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.933772][ T6022] bridge0: port 1(bridge_slave_0) entered disabled state [ 92.941137][ T6022] bridge_slave_0: entered allmulticast mode [ 92.948592][ T6022] bridge_slave_0: entered promiscuous mode [ 92.956620][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.963856][ T6022] bridge0: port 2(bridge_slave_1) entered disabled state [ 92.971223][ T6022] bridge_slave_1: entered allmulticast mode [ 92.978727][ T6022] bridge_slave_1: entered promiscuous mode [ 93.008519][ T6022] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.020317][ T6022] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.051026][ T6022] team0: Port device team_slave_0 added [ 93.058966][ T6022] team0: Port device team_slave_1 added [ 93.085853][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.092918][ T6022] 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. [ 93.118998][ T6022] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.131180][ T6022] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.138309][ T6022] 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. [ 93.164441][ T6022] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.205261][ T6022] hsr_slave_0: entered promiscuous mode [ 93.212431][ T6022] hsr_slave_1: entered promiscuous mode [ 93.717097][ T6022] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.731822][ T6022] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.743648][ T6022] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.757339][ T6022] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.805479][ T6022] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.812708][ T6022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.820300][ T6022] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.827724][ T6022] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.875535][ T49] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.883730][ T49] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.937925][ T6022] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.972418][ T6022] 8021q: adding VLAN 0 to HW filter on device team0 [ 93.988076][ T49] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.995486][ T49] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.018982][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.026500][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.277450][ T6022] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.337985][ T6022] veth0_vlan: entered promiscuous mode [ 94.357217][ T6022] veth1_vlan: entered promiscuous mode [ 94.404683][ T6022] veth0_macvtap: entered promiscuous mode [ 94.416428][ T6022] veth1_macvtap: entered promiscuous mode [ 94.438899][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.461296][ T6022] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.482550][ T49] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.495797][ T49] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.511012][ T49] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.521448][ T49] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.627944][ T6081] loop0: detected capacity change from 0 to 1024 [ 94.685140][ T6081] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 94.730262][ T6081] process 'syz-executor.0' launched '/dev/fd/4/./file1' with NULL argv: empty string added [ 94.758922][ T51] Bluetooth: hci0: command tx timeout [ 94.767182][ T6022] EXT4-fs warning (device loop0): ext4_xattr_inode_create:1479: refuse to create EA inode when umounting [ 94.781806][ T6022] ------------[ cut here ]------------ [ 94.787376][ T6022] 1 [ 94.787393][ T6022] WARNING: fs/ext4/xattr.c:1480 at ext4_xattr_inode_lookup_create+0xb0c/0x1cf0, CPU#1: syz-executor.0/6022 [ 94.801333][ T6022] Modules linked in: [ 94.805541][ T6022] CPU: 1 UID: 0 PID: 6022 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 94.815228][ T6022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026 [ 94.825540][ T6022] RIP: 0010:ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 94.832684][ T6022] Code: 8b 7c 24 18 e9 7a 03 00 00 e8 40 5e 31 ff 48 89 df 48 c7 c6 9c 0d ca 8d ba c7 05 00 00 48 c7 c1 e0 8b c5 8b e8 a5 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 [ 94.852619][ T6022] RSP: 0018:ffffc90004a2f380 EFLAGS: 00010246 [ 94.858756][ T6022] RAX: 791b62006aad9500 RBX: ffff888033f4c000 RCX: 791b62006aad9500 [ 94.866859][ T6022] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 94.874983][ T6022] RBP: ffffc90004a2f510 R08: ffffc90004a2efc7 R09: 1ffff92000945df8 [ 94.882973][ T6022] R10: dffffc0000000000 R11: fffff52000945df9 R12: 1ffff92000945e84 [ 94.891190][ T6022] R13: ffff8880716195d8 R14: 0000000000000000 R15: ffff888071619600 [ 94.899426][ T6022] FS: 0000555555c6e480(0000) GS:ffff8881257f0000(0000) knlGS:0000000000000000 [ 94.908616][ T6022] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.915383][ T6022] CR2: 0000555555c77998 CR3: 0000000077cd6000 CR4: 00000000003526f0 [ 94.924001][ T6022] Call Trace: [ 94.927454][ T6022] [ 94.930419][ T6022] ? __lock_acquire+0x6b5/0x2cf0 [ 94.935437][ T6022] ? __pfx_ext4_xattr_inode_lookup_create+0x10/0x10 [ 94.942058][ T6022] ? bdev_getblk+0xbe/0x6e0 [ 94.946662][ T6022] ? bdev_getblk+0x582/0x6e0 [ 94.951466][ T6022] ? ext4_xattr_block_set+0xd3/0x2ad0 [ 94.956936][ T6022] ext4_xattr_block_set+0x229/0x2ad0 [ 94.962250][ T6022] ? fs_reclaim_acquire+0x7c/0x100 [ 94.967567][ T6022] ? fs_reclaim_acquire+0x7c/0x100 [ 94.972817][ T6022] ? __pfx_check_xattrs+0x10/0x10 [ 94.978025][ T6022] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 94.983939][ T6022] ? ext4_xattr_block_find+0x2d4/0x350 [ 94.989602][ T6022] ext4_expand_extra_isize_ea+0x12cf/0x1ea0 [ 94.995648][ T6022] __ext4_expand_extra_isize+0x30d/0x400 [ 95.001552][ T6022] __ext4_mark_inode_dirty+0x45c/0x6e0 [ 95.007213][ T6022] ext4_dirty_inode+0xd0/0x110 [ 95.012089][ T6022] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 95.017560][ T6022] __mark_inode_dirty+0x3a4/0x1340 [ 95.022709][ T6022] sync_lazytime+0x141/0x290 [ 95.027581][ T6022] iput+0x230/0xe80 [ 95.031416][ T6022] ? dentry_unlink_inode+0x337/0x3f0 [ 95.036813][ T6022] __dentry_kill+0x209/0x660 [ 95.041425][ T6022] ? shrink_kill+0x8d/0x2c0 [ 95.046089][ T6022] shrink_kill+0xa9/0x2c0 [ 95.050440][ T6022] shrink_dentry_list+0x2e0/0x5e0 [ 95.055679][ T6022] shrink_dcache_tree+0xcf/0x310 [ 95.060725][ T6022] ? __pfx_select_collect_umount+0x10/0x10 [ 95.066712][ T6022] ? __pfx_shrink_dcache_tree+0x10/0x10 [ 95.072333][ T6022] ? fsnotify_sb_delete+0x2a5/0x3e0 [ 95.077944][ T6022] ? __pfx_fsnotify_sb_delete+0x10/0x10 [ 95.083597][ T6022] do_one_tree+0x28/0xe0 [ 95.087950][ T6022] shrink_dcache_for_umount+0xa0/0x170 [ 95.093706][ T6022] generic_shutdown_super+0x6f/0x2d0 [ 95.099288][ T6022] kill_block_super+0x44/0x90 [ 95.104703][ T6022] ext4_kill_sb+0x68/0xb0 [ 95.109062][ T6022] deactivate_locked_super+0xbc/0x130 [ 95.114641][ T6022] cleanup_mnt+0x437/0x4d0 [ 95.119255][ T6022] ? _raw_spin_unlock_irq+0x23/0x50 [ 95.124640][ T6022] task_work_run+0x1d9/0x270 [ 95.129352][ T6022] ? __pfx_task_work_run+0x10/0x10 [ 95.134565][ T6022] exit_to_user_mode_loop+0xed/0x480 [ 95.139881][ T6022] ? rcu_is_watching+0x15/0xb0 [ 95.144765][ T6022] do_syscall_64+0x2b7/0xf80 [ 95.149478][ T6022] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.155797][ T6022] ? trace_irq_disable+0x37/0x100 [ 95.161027][ T6022] ? clear_bhb_loop+0x40/0x90 [ 95.165961][ T6022] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.171962][ T6022] RIP: 0033:0x7f9d0d66ea57 [ 95.176499][ T6022] 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 [ 95.196246][ T6022] RSP: 002b:00007ffd1a058768 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 95.204798][ T6022] RAX: 0000000000000000 RBX: 00007f9d0d6ce3ef RCX: 00007f9d0d66ea57 [ 95.212879][ T6022] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffd1a058820 [ 95.221062][ T6022] RBP: 00007ffd1a058820 R08: 00007ffd1a059820 R09: 00000000ffffffff [ 95.229204][ T6022] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd1a0598e0 [ 95.237456][ T6022] R13: 00007f9d0d6ce3ef R14: 000000000001715f R15: 0000000000000007 [ 95.245556][ T6022] [ 95.248594][ T6022] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 95.255892][ T6022] CPU: 1 UID: 0 PID: 6022 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT(full) [ 95.265535][ T6022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026 [ 95.275607][ T6022] Call Trace: [ 95.278895][ T6022] [ 95.281815][ T6022] vpanic+0x1e0/0x670 [ 95.286081][ T6022] panic+0xc5/0xd0 [ 95.289821][ T6022] ? __pfx_panic+0x10/0x10 [ 95.294246][ T6022] __warn+0x315/0x4a0 [ 95.298243][ T6022] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.304580][ T6022] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.310972][ T6022] __report_bug+0x29a/0x540 [ 95.315588][ T6022] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.322186][ T6022] ? __pfx___report_bug+0x10/0x10 [ 95.327214][ T6022] ? __pfx__printk+0x10/0x10 [ 95.331821][ T6022] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 95.337638][ T6022] ? ___ratelimit+0x58c/0x8d0 [ 95.342335][ T6022] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.348685][ T6022] report_bug+0x16a/0x220 [ 95.353034][ T6022] ? ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.359452][ T6022] ? ext4_xattr_inode_lookup_create+0xb0e/0x1cf0 [ 95.365816][ T6022] handle_bug+0x98/0x200 [ 95.370158][ T6022] exc_invalid_op+0x1a/0x50 [ 95.374800][ T6022] asm_exc_invalid_op+0x1a/0x20 [ 95.379744][ T6022] RIP: 0010:ext4_xattr_inode_lookup_create+0xb0c/0x1cf0 [ 95.386681][ T6022] Code: 8b 7c 24 18 e9 7a 03 00 00 e8 40 5e 31 ff 48 89 df 48 c7 c6 9c 0d ca 8d ba c7 05 00 00 48 c7 c1 e0 8b c5 8b e8 a5 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 [ 95.406563][ T6022] RSP: 0018:ffffc90004a2f380 EFLAGS: 00010246 [ 95.412627][ T6022] RAX: 791b62006aad9500 RBX: ffff888033f4c000 RCX: 791b62006aad9500 [ 95.420587][ T6022] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 95.428660][ T6022] RBP: ffffc90004a2f510 R08: ffffc90004a2efc7 R09: 1ffff92000945df8 [ 95.436714][ T6022] R10: dffffc0000000000 R11: fffff52000945df9 R12: 1ffff92000945e84 [ 95.444698][ T6022] R13: ffff8880716195d8 R14: 0000000000000000 R15: ffff888071619600 [ 95.452894][ T6022] ? __lock_acquire+0x6b5/0x2cf0 [ 95.457929][ T6022] ? __pfx_ext4_xattr_inode_lookup_create+0x10/0x10 [ 95.464557][ T6022] ? bdev_getblk+0xbe/0x6e0 [ 95.469052][ T6022] ? bdev_getblk+0x582/0x6e0 [ 95.473717][ T6022] ? ext4_xattr_block_set+0xd3/0x2ad0 [ 95.479345][ T6022] ext4_xattr_block_set+0x229/0x2ad0 [ 95.484631][ T6022] ? fs_reclaim_acquire+0x7c/0x100 [ 95.489754][ T6022] ? fs_reclaim_acquire+0x7c/0x100 [ 95.494877][ T6022] ? __pfx_check_xattrs+0x10/0x10 [ 95.499902][ T6022] ? __pfx_ext4_xattr_block_set+0x10/0x10 [ 95.505878][ T6022] ? ext4_xattr_block_find+0x2d4/0x350 [ 95.511435][ T6022] ext4_expand_extra_isize_ea+0x12cf/0x1ea0 [ 95.517737][ T6022] __ext4_expand_extra_isize+0x30d/0x400 [ 95.523428][ T6022] __ext4_mark_inode_dirty+0x45c/0x6e0 [ 95.528977][ T6022] ext4_dirty_inode+0xd0/0x110 [ 95.533733][ T6022] ? __pfx_ext4_dirty_inode+0x10/0x10 [ 95.539091][ T6022] __mark_inode_dirty+0x3a4/0x1340 [ 95.544192][ T6022] sync_lazytime+0x141/0x290 [ 95.548805][ T6022] iput+0x230/0xe80 [ 95.552606][ T6022] ? dentry_unlink_inode+0x337/0x3f0 [ 95.557968][ T6022] __dentry_kill+0x209/0x660 [ 95.562828][ T6022] ? shrink_kill+0x8d/0x2c0 [ 95.567665][ T6022] shrink_kill+0xa9/0x2c0 [ 95.572456][ T6022] shrink_dentry_list+0x2e0/0x5e0 [ 95.577596][ T6022] shrink_dcache_tree+0xcf/0x310 [ 95.582567][ T6022] ? __pfx_select_collect_umount+0x10/0x10 [ 95.588398][ T6022] ? __pfx_shrink_dcache_tree+0x10/0x10 [ 95.594039][ T6022] ? fsnotify_sb_delete+0x2a5/0x3e0 [ 95.599274][ T6022] ? __pfx_fsnotify_sb_delete+0x10/0x10 [ 95.604822][ T6022] do_one_tree+0x28/0xe0 [ 95.609063][ T6022] shrink_dcache_for_umount+0xa0/0x170 [ 95.614526][ T6022] generic_shutdown_super+0x6f/0x2d0 [ 95.619898][ T6022] kill_block_super+0x44/0x90 [ 95.624564][ T6022] ext4_kill_sb+0x68/0xb0 [ 95.628961][ T6022] deactivate_locked_super+0xbc/0x130 [ 95.634347][ T6022] cleanup_mnt+0x437/0x4d0 [ 95.638861][ T6022] ? _raw_spin_unlock_irq+0x23/0x50 [ 95.644155][ T6022] task_work_run+0x1d9/0x270 [ 95.648751][ T6022] ? __pfx_task_work_run+0x10/0x10 [ 95.653863][ T6022] exit_to_user_mode_loop+0xed/0x480 [ 95.659168][ T6022] ? rcu_is_watching+0x15/0xb0 [ 95.664040][ T6022] do_syscall_64+0x2b7/0xf80 [ 95.668680][ T6022] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.674771][ T6022] ? trace_irq_disable+0x37/0x100 [ 95.679983][ T6022] ? clear_bhb_loop+0x40/0x90 [ 95.684672][ T6022] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.690553][ T6022] RIP: 0033:0x7f9d0d66ea57 [ 95.695318][ T6022] 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 [ 95.715636][ T6022] RSP: 002b:00007ffd1a058768 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 95.724221][ T6022] RAX: 0000000000000000 RBX: 00007f9d0d6ce3ef RCX: 00007f9d0d66ea57 [ 95.732271][ T6022] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffd1a058820 [ 95.740252][ T6022] RBP: 00007ffd1a058820 R08: 00007ffd1a059820 R09: 00000000ffffffff [ 95.748460][ T6022] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd1a0598e0 [ 95.756568][ T6022] R13: 00007f9d0d6ce3ef R14: 000000000001715f R15: 0000000000000007 [ 95.764560][ T6022] [ 95.767996][ T6022] Kernel Offset: disabled [ 95.772310][ T6022] Rebooting in 86400 seconds..