Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts. 2026/04/02 09:55:05 parsed 1 programs [ 45.386112][ T28] audit: type=1400 audit(1775123706.298:106): avc: denied { unlink } for pid=386 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" [ 45.426411][ T386] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.553377][ T28] audit: type=1401 audit(1775123707.458:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 46.633941][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.641687][ T424] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.649963][ T424] device bridge_slave_0 entered promiscuous mode [ 46.657448][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.665109][ T424] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.672944][ T424] device bridge_slave_1 entered promiscuous mode [ 46.721011][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.728285][ T424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.736216][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.744333][ T424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.762537][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.771149][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.779132][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.788013][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.796902][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.804655][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.814489][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.823700][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.830985][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.844399][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.854174][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.868829][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.880246][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.888911][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.897381][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.905952][ T424] device veth0_vlan entered promiscuous mode [ 46.916715][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.926383][ T424] device veth1_macvtap entered promiscuous mode [ 46.936218][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.946820][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/02 09:55:08 executed programs: 0 [ 47.391791][ T451] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.399110][ T451] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.407102][ T451] device bridge_slave_0 entered promiscuous mode [ 47.418516][ T451] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.426065][ T451] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.434085][ T451] device bridge_slave_1 entered promiscuous mode [ 47.482668][ T451] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.490204][ T451] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.497827][ T451] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.505491][ T451] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.524700][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.533016][ T449] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.541378][ T449] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.554054][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.563264][ T449] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.571027][ T449] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.586747][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.595132][ T449] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.602853][ T449] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.614675][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.623272][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.632668][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.641075][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.658662][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.667884][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.680964][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.690996][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.699689][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.707498][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.716355][ T451] device veth0_vlan entered promiscuous mode [ 47.726469][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.735011][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.745879][ T451] device veth1_macvtap entered promiscuous mode [ 47.756986][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.764931][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.773929][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.786672][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.795128][ T449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.820497][ T456] loop2: detected capacity change from 0 to 512 [ 47.838614][ T456] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 47.848346][ T28] audit: type=1400 audit(1775123708.758:108): avc: denied { mount } for pid=455 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 47.848499][ T456] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 47.887615][ T28] audit: type=1400 audit(1775123708.798:109): avc: denied { write } for pid=455 comm="syz.2.17" name="/" dev="loop2" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 47.897341][ T456] EXT4-fs (loop2): resizing filesystem from 0 to 8 blocks [ 47.910603][ T28] audit: type=1400 audit(1775123708.798:110): avc: denied { add_name } for pid=455 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 47.918610][ T456] ------------[ cut here ]------------ [ 47.939219][ T28] audit: type=1400 audit(1775123708.798:111): avc: denied { create } for pid=455 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 47.944752][ T456] kernel BUG at fs/ext4/resize.c:550! [ 47.965893][ T28] audit: type=1400 audit(1775123708.798:112): avc: denied { read write open } for pid=455 comm="syz.2.17" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 47.995554][ T28] audit: type=1400 audit(1775123708.798:113): avc: denied { mounton } for pid=455 comm="syz.2.17" path="/0/file0/bus" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 47.996284][ T456] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.019792][ T28] audit: type=1400 audit(1775123708.798:114): avc: denied { map } for pid=455 comm="syz.2.17" path="/0/file0/bus" dev="devtmpfs" ino=120 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 48.025533][ T456] CPU: 1 PID: 456 Comm: syz.2.17 Not tainted syzkaller #0 [ 48.025558][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 48.025567][ T456] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 48.025595][ T456] Code: ff ff e8 5c 9c 7d ff 0f 0b e8 55 9c 7d ff 0f 0b e8 4e 9c 7d ff 0f 0b e8 47 9c 7d ff 0f 0b e8 40 9c 7d ff 0f 0b e8 39 9c 7d ff <0f> 0b e8 32 9c 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 48.025610][ T456] RSP: 0018:ffffc90000a77420 EFLAGS: 00010293 [ 48.025627][ T456] RAX: ffffffff81f3d2c7 RBX: ffff88812cf96400 RCX: ffff88811b37a880 [ 48.025641][ T456] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 48.025651][ T456] RBP: ffffc90000a776b0 R08: 0000000000000040 R09: 0000000000000004 [ 48.050519][ T28] audit: type=1400 audit(1775123708.798:115): avc: denied { bpf } for pid=455 comm="syz.2.17" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 48.057677][ T456] R10: dffffc0000000000 R11: fffff5200014ee5c R12: 1ffff11023a43f00 [ 48.057695][ T456] R13: ffff88811d0f9000 R14: 0000000000000000 R15: 0000000000000001 [ 48.057707][ T456] FS: 00007fd18a3b96c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 48.057722][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.057734][ T456] CR2: 00007fd1895e7a80 CR3: 000000012edb7000 CR4: 00000000003506a0 [ 48.194009][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.203737][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.212224][ T456] Call Trace: [ 48.215693][ T456] [ 48.218811][ T456] ? ext4_resize_fs+0x15c8/0x43a0 [ 48.224291][ T456] ? ext4_ioctl+0x287d/0x3ee0 [ 48.229068][ T456] ? __x64_sys_ioctl+0x7b/0x90 [ 48.234446][ T456] ? ext4_group_add+0x1490/0x1490 [ 48.239590][ T456] ? __kasan_kmalloc+0x95/0xb0 [ 48.244444][ T456] ? ext4_bg_num_gdb+0x1d0/0x240 [ 48.249547][ T456] ? ext4_get_group_number+0x173/0x250 [ 48.255212][ T456] ext4_resize_fs+0x34db/0x43a0 [ 48.260491][ T456] ? __cfi_ext4_resize_fs+0x10/0x10 [ 48.266120][ T456] ? __mnt_want_write+0x1e6/0x260 [ 48.272345][ T456] ? mnt_want_write_file+0x269/0x470 [ 48.277993][ T456] ext4_ioctl+0x287d/0x3ee0 [ 48.283503][ T456] ? memcpy+0x56/0x70 [ 48.288102][ T456] ? __cfi_ext4_ioctl+0x10/0x10 [ 48.292993][ T456] ? preempt_schedule_common+0xbe/0xf0 [ 48.298720][ T456] ? __cfi_avc_has_extended_perms+0x10/0x10 [ 48.305149][ T456] ? __kasan_check_read+0x11/0x20 [ 48.310791][ T456] ? ttwu_do_wakeup+0xfb/0x490 [ 48.316508][ T456] ? __asan_set_shadow_00+0xe/0x10 [ 48.321883][ T456] ? do_vfs_ioctl+0x1b6c/0x1cd0 [ 48.327093][ T456] ? __ia32_compat_sys_ioctl+0x860/0x860 [ 48.333304][ T456] ? wake_up_q+0x105/0x1b0 [ 48.338077][ T456] ? futex_wake+0x5fa/0x8e0 [ 48.342674][ T456] ? ioctl_has_perm+0x1b8/0x4f0 [ 48.347898][ T456] ? ioctl_has_perm+0x3a6/0x4f0 [ 48.353100][ T456] ? has_cap_mac_admin+0x370/0x370 [ 48.358300][ T456] ? do_futex+0x2bf/0x430 [ 48.362630][ T456] ? selinux_file_ioctl+0x3a0/0x4d0 [ 48.367914][ T456] ? __cfi_do_futex+0x10/0x10 [ 48.372685][ T456] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 48.378430][ T456] ? __sys_bpf+0x57b/0x850 [ 48.383116][ T456] ? __fget_files+0x2d5/0x330 [ 48.388057][ T456] ? security_file_ioctl+0x95/0xc0 [ 48.393442][ T456] ? __cfi_ext4_ioctl+0x10/0x10 [ 48.398401][ T456] __se_sys_ioctl+0x12f/0x1b0 [ 48.403092][ T456] __x64_sys_ioctl+0x7b/0x90 [ 48.408654][ T456] x64_sys_call+0x58b/0x9a0 [ 48.413481][ T456] do_syscall_64+0x4c/0xa0 [ 48.418188][ T456] ? clear_bhb_loop+0x30/0x80 [ 48.423413][ T456] ? clear_bhb_loop+0x30/0x80 [ 48.428629][ T456] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.434698][ T456] RIP: 0033:0x7fd18959a339 [ 48.439379][ T456] 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 [ 48.460029][ T456] RSP: 002b:00007fd18a3b9028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.468545][ T456] RAX: ffffffffffffffda RBX: 00007fd1897d5fa0 RCX: 00007fd18959a339 [ 48.477052][ T456] RDX: 0000200000000140 RSI: 0000000040086610 RDI: 0000000000000004 [ 48.485565][ T456] RBP: 00007fd18962dd68 R08: 0000000000000000 R09: 0000000000000000 [ 48.493542][ T456] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.501984][ T456] R13: 00007fd1897d6038 R14: 00007fd1897d5fa0 R15: 00007ffc165dd218 [ 48.510394][ T456] [ 48.513463][ T456] Modules linked in: [ 48.520666][ T456] ---[ end trace 0000000000000000 ]--- [ 48.526545][ T456] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 48.532946][ T456] Code: ff ff e8 5c 9c 7d ff 0f 0b e8 55 9c 7d ff 0f 0b e8 4e 9c 7d ff 0f 0b e8 47 9c 7d ff 0f 0b e8 40 9c 7d ff 0f 0b e8 39 9c 7d ff <0f> 0b e8 32 9c 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 48.553774][ T456] RSP: 0018:ffffc90000a77420 EFLAGS: 00010293 [ 48.562093][ T456] RAX: ffffffff81f3d2c7 RBX: ffff88812cf96400 RCX: ffff88811b37a880 [ 48.575772][ T456] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 48.585035][ T456] RBP: ffffc90000a776b0 R08: 0000000000000040 R09: 0000000000000004 [ 48.593996][ T456] R10: dffffc0000000000 R11: fffff5200014ee5c R12: 1ffff11023a43f00 [ 48.602871][ T456] R13: ffff88811d0f9000 R14: 0000000000000000 R15: 0000000000000001 [ 48.611550][ T456] FS: 00007fd18a3b96c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 48.621673][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.628871][ T456] CR2: 0000001b30e63fff CR3: 000000012edb7000 CR4: 00000000003506b0 [ 48.637736][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.646363][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.654895][ T456] Kernel panic - not syncing: Fatal exception [ 48.662689][ T456] Kernel Offset: disabled [ 48.667202][ T456] Rebooting in 86400 seconds..