Warning: Permanently added '10.128.0.123' (ED25519) to the list of known hosts. 2026/04/16 16:15:14 parsed 1 programs [ 44.232020][ T28] audit: type=1400 audit(1776356115.452:106): avc: denied { unlink } for pid=389 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" [ 44.268823][ T389] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.192065][ T28] audit: type=1401 audit(1776356116.412:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 45.240479][ T28] audit: type=1400 audit(1776356116.452:108): avc: denied { create } for pid=417 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 45.356267][ T427] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.363367][ T427] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.370717][ T427] device bridge_slave_0 entered promiscuous mode [ 45.377763][ T427] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.384850][ T427] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.392424][ T427] device bridge_slave_1 entered promiscuous mode [ 45.433940][ T427] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.441018][ T427] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.448359][ T427] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.455412][ T427] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.473609][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.481422][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.488682][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.498522][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.506870][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.513916][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.524975][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.533282][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.540310][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.552100][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.561538][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.574765][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.585493][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.593619][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.601032][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.609402][ T427] device veth0_vlan entered promiscuous mode [ 45.619963][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.629156][ T427] device veth1_macvtap entered promiscuous mode [ 45.638311][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.649522][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/16 16:15:17 executed programs: 0 [ 46.085721][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.092791][ T454] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.100246][ T454] device bridge_slave_0 entered promiscuous mode [ 46.107294][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.114339][ T454] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.121962][ T454] device bridge_slave_1 entered promiscuous mode [ 46.166967][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.174212][ T454] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.181599][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.188626][ T454] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.208373][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.216038][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.223496][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.233464][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.241767][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.249056][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.263775][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.272305][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.279333][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.290565][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.299705][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.316752][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.327702][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.336031][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.344380][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.352124][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.366792][ T454] device veth0_vlan entered promiscuous mode [ 46.376054][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.384343][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.393316][ T454] device veth1_macvtap entered promiscuous mode [ 46.403773][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.411680][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.420128][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.429129][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.437526][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.466768][ T460] loop2: detected capacity change from 0 to 512 [ 46.484530][ T460] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: writeback. [ 46.493627][ T28] audit: type=1400 audit(1776356117.712:109): avc: denied { mount } for pid=459 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 [ 46.493625][ T460] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 46.529313][ T28] audit: type=1400 audit(1776356117.742:110): avc: denied { write } for pid=459 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 [ 46.536500][ T460] EXT4-fs (loop2): resizing filesystem from 0 to 8 blocks [ 46.551096][ T28] audit: type=1400 audit(1776356117.742:111): avc: denied { add_name } for pid=459 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 46.558153][ T460] ------------[ cut here ]------------ [ 46.578557][ T28] audit: type=1400 audit(1776356117.742:112): avc: denied { create } for pid=459 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 46.583660][ T460] kernel BUG at fs/ext4/resize.c:550! [ 46.584356][ T460] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 46.605376][ T28] audit: type=1400 audit(1776356117.752:113): avc: denied { read write open } for pid=459 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 [ 46.608909][ T460] CPU: 0 PID: 460 Comm: syz.2.17 Not tainted syzkaller #0 [ 46.615159][ T28] audit: type=1400 audit(1776356117.752:114): avc: denied { mounton } for pid=459 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 [ 46.637856][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 46.637873][ T460] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 46.637917][ T460] Code: ff ff e8 dc 8e 7d ff 0f 0b e8 d5 8e 7d ff 0f 0b e8 ce 8e 7d ff 0f 0b e8 c7 8e 7d ff 0f 0b e8 c0 8e 7d ff 0f 0b e8 b9 8e 7d ff <0f> 0b e8 b2 8e 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 46.645621][ T28] audit: type=1400 audit(1776356117.752:115): avc: denied { map } for pid=459 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 [ 46.667996][ T460] RSP: 0018:ffffc90000a97420 EFLAGS: 00010293 [ 46.668021][ T460] RAX: ffffffff81f3e047 RBX: ffff88812a949400 RCX: ffff88811b330000 [ 46.668031][ T460] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 46.668039][ T460] RBP: ffffc90000a976b0 R08: 0000000000000040 R09: 0000000000000004 [ 46.668048][ T460] R10: dffffc0000000000 R11: fffff52000152e5c R12: 1ffff110239ce100 [ 46.668059][ T460] R13: ffff88811d03d000 R14: 0000000000000000 R15: 0000000000000001 [ 46.668067][ T460] FS: 00007f83084346c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 46.668087][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.668098][ T460] CR2: 00007f8308413d58 CR3: 000000012a95a000 CR4: 00000000003506b0 [ 46.668112][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.668121][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.668130][ T460] Call Trace: [ 46.668134][ T460] [ 46.668139][ T460] ? ext4_resize_fs+0x15c8/0x43a0 [ 46.824638][ T460] ? ext4_ioctl+0x287d/0x3ee0 [ 46.829318][ T460] ? __x64_sys_ioctl+0x7b/0x90 [ 46.834069][ T460] ? ext4_group_add+0x1490/0x1490 [ 46.839072][ T460] ? __kasan_kmalloc+0x95/0xb0 [ 46.843856][ T460] ? ext4_bg_num_gdb+0x1d0/0x240 [ 46.848808][ T460] ? ext4_get_group_number+0x173/0x250 [ 46.854260][ T460] ext4_resize_fs+0x34db/0x43a0 [ 46.859095][ T460] ? __cfi_ext4_resize_fs+0x10/0x10 [ 46.864358][ T460] ? __mnt_want_write+0x1e6/0x260 [ 46.869395][ T460] ? mnt_want_write_file+0x269/0x470 [ 46.874674][ T460] ext4_ioctl+0x287d/0x3ee0 [ 46.879159][ T460] ? memcpy+0x56/0x70 [ 46.883127][ T460] ? __cfi_ext4_ioctl+0x10/0x10 [ 46.887952][ T460] ? preempt_schedule_common+0xbe/0xf0 [ 46.893401][ T460] ? __cfi_avc_has_extended_perms+0x10/0x10 [ 46.899375][ T460] ? __kasan_check_read+0x11/0x20 [ 46.904385][ T460] ? ttwu_do_wakeup+0xfb/0x490 [ 46.909315][ T460] ? __asan_set_shadow_00+0xe/0x10 [ 46.914418][ T460] ? do_vfs_ioctl+0x1b6c/0x1cd0 [ 46.919259][ T460] ? __ia32_compat_sys_ioctl+0x860/0x860 [ 46.924886][ T460] ? wake_up_q+0x105/0x1b0 [ 46.929298][ T460] ? futex_wake+0x5fa/0x8e0 [ 46.933792][ T460] ? ioctl_has_perm+0x1b8/0x4f0 [ 46.938626][ T460] ? ioctl_has_perm+0x3a6/0x4f0 [ 46.943490][ T460] ? has_cap_mac_admin+0x370/0x370 [ 46.948676][ T460] ? do_futex+0x2bf/0x430 [ 46.953057][ T460] ? selinux_file_ioctl+0x3a0/0x4d0 [ 46.958274][ T460] ? __cfi_do_futex+0x10/0x10 [ 46.962967][ T460] ? __cfi_selinux_file_ioctl+0x10/0x10 [ 46.968600][ T460] ? __sys_bpf+0x57b/0x850 [ 46.973014][ T460] ? __fget_files+0x2d5/0x330 [ 46.977672][ T460] ? security_file_ioctl+0x95/0xc0 [ 46.982767][ T460] ? __cfi_ext4_ioctl+0x10/0x10 [ 46.987598][ T460] __se_sys_ioctl+0x12f/0x1b0 [ 46.992257][ T460] __x64_sys_ioctl+0x7b/0x90 [ 46.996827][ T460] x64_sys_call+0x58b/0x9a0 [ 47.001328][ T460] do_syscall_64+0x4c/0xa0 [ 47.005729][ T460] ? clear_bhb_loop+0x30/0x80 [ 47.010383][ T460] ? clear_bhb_loop+0x30/0x80 [ 47.015039][ T460] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.020923][ T460] RIP: 0033:0x7f830759a339 [ 47.025337][ T460] 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 [ 47.045197][ T460] RSP: 002b:00007f8308434028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.053771][ T460] RAX: ffffffffffffffda RBX: 00007f83077d5fa0 RCX: 00007f830759a339 [ 47.061739][ T460] RDX: 0000200000000140 RSI: 0000000040086610 RDI: 0000000000000004 [ 47.069717][ T460] RBP: 00007f830762dd68 R08: 0000000000000000 R09: 0000000000000000 [ 47.077703][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 47.085678][ T460] R13: 00007f83077d6038 R14: 00007f83077d5fa0 R15: 00007ffeebc4bbb8 [ 47.093649][ T460] [ 47.096666][ T460] Modules linked in: [ 47.103421][ T460] ---[ end trace 0000000000000000 ]--- [ 47.109065][ T460] RIP: 0010:ext4_flex_group_add+0x4ca7/0x4cb0 [ 47.115389][ T460] Code: ff ff e8 dc 8e 7d ff 0f 0b e8 d5 8e 7d ff 0f 0b e8 ce 8e 7d ff 0f 0b e8 c7 8e 7d ff 0f 0b e8 c0 8e 7d ff 0f 0b e8 b9 8e 7d ff <0f> 0b e8 b2 8e 7d ff 0f 0b 90 90 90 90 90 90 90 90 90 90 90 b8 7e [ 47.135149][ T460] RSP: 0018:ffffc90000a97420 EFLAGS: 00010293 [ 47.142739][ T460] RAX: ffffffff81f3e047 RBX: ffff88812a949400 RCX: ffff88811b330000 [ 47.150764][ T460] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 47.159030][ T460] RBP: ffffc90000a976b0 R08: 0000000000000040 R09: 0000000000000004 [ 47.167223][ T460] R10: dffffc0000000000 R11: fffff52000152e5c R12: 1ffff110239ce100 [ 47.175223][ T460] R13: ffff88811d03d000 R14: 0000000000000000 R15: 0000000000000001 [ 47.183244][ T460] FS: 00007f83084346c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 47.192205][ T460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.198803][ T460] CR2: 00007f8308413d58 CR3: 000000012a95a000 CR4: 00000000003506b0 [ 47.206900][ T460] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.214890][ T460] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.223115][ T460] Kernel panic - not syncing: Fatal exception [ 47.229485][ T460] Kernel Offset: disabled [ 47.233821][ T460] Rebooting in 86400 seconds..