Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts. 2026/01/25 09:34:37 parsed 1 programs [ 49.982241][ T23] kauditd_printk_skb: 32 callbacks suppressed [ 49.982244][ T23] audit: type=1400 audit(1769333677.760:92): avc: denied { unlink } for pid=439 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 50.034293][ T439] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.352522][ T23] audit: type=1401 audit(1769333678.130:93): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 50.422377][ T457] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.429289][ T457] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.439967][ T457] device bridge_slave_0 entered promiscuous mode [ 50.446361][ T457] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.453215][ T457] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.460188][ T457] device bridge_slave_1 entered promiscuous mode [ 50.470569][ T457] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.477498][ T457] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.484548][ T457] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.491652][ T457] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.500367][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.507470][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.514302][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.521695][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.529498][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.536352][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.543592][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.551363][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.558213][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.566341][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.574123][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.582500][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.590787][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.598377][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.605447][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.612813][ T457] device veth0_vlan entered promiscuous mode [ 50.619203][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.627167][ T457] device veth1_macvtap entered promiscuous mode [ 50.633668][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.642051][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.761275][ T23] audit: type=1400 audit(1769333678.530:94): avc: denied { create } for pid=482 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2026/01/25 09:34:38 executed programs: 0 [ 50.870429][ T488] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.877299][ T488] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.884246][ T488] device bridge_slave_0 entered promiscuous mode [ 50.890560][ T488] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.897478][ T488] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.904420][ T488] device bridge_slave_1 entered promiscuous mode [ 50.915599][ T488] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.922436][ T488] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.929461][ T488] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.936324][ T488] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.944923][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.952138][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.958899][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.966811][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.974770][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.981565][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.988626][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.996769][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.003605][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.011568][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.019337][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.027658][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.036178][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.043996][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.051017][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.058313][ T488] device veth0_vlan entered promiscuous mode [ 51.064589][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.072501][ T488] device veth1_macvtap entered promiscuous mode [ 51.079187][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.087377][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.131977][ T493] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 51.140683][ T23] audit: type=1400 audit(1769333678.910:95): avc: denied { mount } for pid=492 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 51.140688][ T493] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 51.173590][ T493] EXT4-fs (loop2): resizing filesystem from 0 to 8 blocks [ 51.173724][ T23] audit: type=1400 audit(1769333678.950:96): avc: denied { write } for pid=492 comm="syz.2.16" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 51.180525][ T493] ------------[ cut here ]------------ [ 51.201789][ T23] audit: type=1400 audit(1769333678.950:97): avc: denied { add_name } for pid=492 comm="syz.2.16" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 51.206980][ T493] kernel BUG at fs/ext4/resize.c:543! [ 51.227069][ T23] audit: type=1400 audit(1769333678.950:98): avc: denied { create } for pid=492 comm="syz.2.16" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 51.232257][ T493] invalid opcode: 0000 [#1] PREEMPT SMP [ 51.251760][ T23] audit: type=1400 audit(1769333678.950:99): avc: denied { read write open } for pid=492 comm="syz.2.16" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 51.256988][ T493] CPU: 0 PID: 493 Comm: syz.2.16 Not tainted syzkaller #0 [ 51.256990][ T493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.256998][ T493] RIP: 0010:ext4_flex_group_add+0xb67/0x1b50 [ 51.257002][ T493] Code: 89 f1 eb 04 44 8b 4d 80 48 8b 55 98 be 04 06 00 00 48 c7 c7 40 70 5e 82 44 89 4d 90 e8 12 e6 fb ff 44 8b 4d 90 e9 e3 f9 ff ff <0f> 0b e8 22 7e d7 ff 48 8b 85 38 ff ff ff 4d 63 f6 48 8b 40 70 4e [ 51.280029][ T23] audit: type=1400 audit(1769333678.950:100): avc: denied { mounton } for pid=492 comm="syz.2.16" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 51.286998][ T493] RSP: 0018:ffffc9000077bc18 EFLAGS: 00010297 [ 51.287001][ T493] RAX: ffff888117f7c000 RBX: ffff888117fd2800 RCX: 0000000000000001 [ 51.287002][ T493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 51.287004][ T493] RBP: ffffc9000077bd18 R08: ffffc9000077bcb8 R09: 0000000000004000 [ 51.287005][ T493] R10: ffff888117fd3000 R11: 2073662d34545845 R12: 0000000000000001 [ 51.287006][ T493] R13: ffff888117f7c000 R14: 0000000000000006 R15: ffff888117fd3000 [ 51.287008][ T493] FS: 00007f7f7c4836c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 51.287010][ T493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.287016][ T493] CR2: 00007f7f7c462d58 CR3: 0000000117f26000 CR4: 00000000003506b0 [ 51.297014][ T23] audit: type=1400 audit(1769333678.950:101): avc: denied { map } for pid=492 comm="syz.2.16" path="/0/file0/bus" dev="devtmpfs" ino=42 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 51.302890][ T493] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.302891][ T493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.302893][ T493] Call Trace: [ 51.302909][ T493] ? printk+0x53/0x6a [ 51.302914][ T493] ? should_failslab+0x9/0x20 [ 51.302917][ T493] ? __kmalloc+0x315/0x4f0 [ 51.302924][ T493] ext4_resize_fs+0xd55/0x11e0 [ 51.472942][ T493] __ext4_ioctl+0x55c/0x1990 [ 51.477359][ T493] ? ioctl_has_perm.constprop.0.isra.0+0xa7/0x100 [ 51.483606][ T493] ? vm_mmap_pgoff+0x8b/0x160 [ 51.488119][ T493] ext4_ioctl+0x9/0x10 [ 51.492025][ T493] __x64_sys_ioctl+0x89/0xc0 [ 51.496454][ T493] do_syscall_64+0x32/0x50 [ 51.500705][ T493] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.506434][ T493] RIP: 0033:0x7f7f7ca1d0b9 [ 51.510691][ T493] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.530133][ T493] RSP: 002b:00007f7f7c483028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.538377][ T493] RAX: ffffffffffffffda RBX: 00007f7f7cc49fa0 RCX: 00007f7f7ca1d0b9 [ 51.546191][ T493] RDX: 0000200000000140 RSI: 0000000040086610 RDI: 0000000000000004 [ 51.554004][ T493] RBP: 00007f7f7caaf9c4 R08: 0000000000000000 R09: 0000000000000000 [ 51.561918][ T493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.569730][ T493] R13: 0000000000000000 R14: 00007f7f7cc49fa0 R15: 00007ffd98415a18 [ 51.577630][ T493] Modules linked in: [ 51.581793][ T493] ---[ end trace 326fe58bd17a87f8 ]--- [ 51.587178][ T493] RIP: 0010:ext4_flex_group_add+0xb67/0x1b50 [ 51.593001][ T493] Code: 89 f1 eb 04 44 8b 4d 80 48 8b 55 98 be 04 06 00 00 48 c7 c7 40 70 5e 82 44 89 4d 90 e8 12 e6 fb ff 44 8b 4d 90 e9 e3 f9 ff ff <0f> 0b e8 22 7e d7 ff 48 8b 85 38 ff ff ff 4d 63 f6 48 8b 40 70 4e [ 51.612732][ T493] RSP: 0018:ffffc9000077bc18 EFLAGS: 00010297 [ 51.618663][ T493] RAX: ffff888117f7c000 RBX: ffff888117fd2800 RCX: 0000000000000001 [ 51.626657][ T493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 51.634536][ T493] RBP: ffffc9000077bd18 R08: ffffc9000077bcb8 R09: 0000000000004000 [ 51.642317][ T493] R10: ffff888117fd3000 R11: 2073662d34545845 R12: 0000000000000001 [ 51.650082][ T493] R13: ffff888117f7c000 R14: 0000000000000006 R15: ffff888117fd3000 [ 51.657942][ T493] FS: 00007f7f7c4836c0(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 [ 51.666699][ T493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.673096][ T493] CR2: 00007f7f7ca6a800 CR3: 0000000117f26000 CR4: 00000000003506a0 [ 51.681162][ T493] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.689052][ T493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.696908][ T493] Kernel panic - not syncing: Fatal exception [ 51.703080][ T493] Kernel Offset: disabled [ 51.707291][ T493] Rebooting in 86400 seconds..