Warning: Permanently added '10.128.0.55' (ED25519) to the list of known hosts. 2026/04/08 04:22:53 parsed 1 programs [ 43.803232][ T30] audit: type=1400 audit(1775622173.673:105): avc: denied { unlink } for pid=388 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" [ 44.005094][ T388] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 44.753757][ T30] audit: type=1401 audit(1775622174.623:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 44.811015][ T429] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.818295][ T429] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.825866][ T429] device bridge_slave_0 entered promiscuous mode [ 44.832574][ T429] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.839727][ T429] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.847284][ T429] device bridge_slave_1 entered promiscuous mode [ 44.884025][ T429] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.891197][ T429] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.898573][ T429] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.905629][ T429] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.921889][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.929281][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.937044][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.944463][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.954264][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.962450][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.969500][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.978137][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.986404][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.993647][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.006337][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.018275][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.030376][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.042239][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.050623][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.058313][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.067007][ T429] device veth0_vlan entered promiscuous mode [ 45.076755][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.085722][ T429] device veth1_macvtap entered promiscuous mode [ 45.094557][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.107238][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/08 04:22:55 executed programs: 0 [ 45.441815][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.449028][ T454] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.456442][ T454] device bridge_slave_0 entered promiscuous mode [ 45.463451][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.470458][ T454] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.478441][ T454] device bridge_slave_1 entered promiscuous mode [ 45.523022][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.530235][ T454] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.537533][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.544561][ T454] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.566342][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.574187][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.581384][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.590431][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.599403][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.606456][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.620276][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.628521][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.635555][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.644784][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.654063][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.672279][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.683610][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.691877][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.699358][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.707619][ T454] device veth0_vlan entered promiscuous mode [ 45.719607][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.728752][ T454] device veth1_macvtap entered promiscuous mode [ 45.737698][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.750479][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.776899][ T459] loop2: detected capacity change from 0 to 512 [ 45.805084][ T459] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 45.816358][ T30] audit: type=1400 audit(1775622175.683:107): avc: denied { mount } for pid=458 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 [ 45.819144][ T459] ext4 filesystem being mounted at /0/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 45.861419][ T459] EXT4-fs (loop2): resizing filesystem from 0 to 8 blocks [ 45.862489][ T30] audit: type=1400 audit(1775622175.723:108): avc: denied { write } for pid=458 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 [ 45.868966][ T459] ------------[ cut here ]------------ [ 45.890287][ T30] audit: type=1400 audit(1775622175.723:109): avc: denied { add_name } for pid=458 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 45.895963][ T459] kernel BUG at fs/ext4/resize.c:546! [ 45.916867][ T30] audit: type=1400 audit(1775622175.723:110): avc: denied { create } for pid=458 comm="syz.2.17" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.921610][ T459] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 45.941643][ T30] audit: type=1400 audit(1775622175.723:111): avc: denied { read write open } for pid=458 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 [ 45.947205][ T459] CPU: 1 PID: 459 Comm: syz.2.17 Not tainted syzkaller #0 [ 45.947222][ T459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 45.947234][ T459] RIP: 0010:ext4_flex_group_add+0x5479/0x5490 [ 45.970594][ T30] audit: type=1400 audit(1775622175.723:112): avc: denied { mounton } for pid=458 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 [ 45.977574][ T459] Code: ff ff e8 aa fc 86 ff 0f 0b e8 a3 fc 86 ff 0f 0b e8 9c fc 86 ff 0f 0b e8 95 fc 86 ff 0f 0b e8 8e fc 86 ff 0f 0b e8 87 fc 86 ff <0f> 0b e8 80 fc 86 ff 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 [ 45.977589][ T459] RSP: 0018:ffffc90002c074c0 EFLAGS: 00010293 [ 45.987911][ T30] audit: type=1400 audit(1775622175.723:113): avc: denied { map } for pid=458 comm="syz.2.17" path="/0/file0/bus" dev="devtmpfs" ino=118 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 45.993682][ T459] RAX: ffffffff81e2ca59 RBX: ffff888124a8f400 RCX: ffff8881184b4f00 [ 45.993694][ T459] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 45.993703][ T459] RBP: ffffc90002c077b0 R08: 0000000000000003 R09: 0000000000000004 [ 45.993713][ T459] R10: dffffc0000000000 R11: fffff52000580e84 R12: 1ffff1102277f300 [ 46.016293][ T30] audit: type=1400 audit(1775622175.723:114): avc: denied { prog_load } for pid=458 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 46.035606][ T459] R13: ffff88811888c000 R14: 0000000000000000 R15: 0000000000000001 [ 46.035619][ T459] FS: 00007feed45296c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 46.035631][ T459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.035641][ T459] CR2: 00007feed4711a80 CR3: 0000000113d9f000 CR4: 00000000003506a0 [ 46.035653][ T459] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.035661][ T459] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.035670][ T459] Call Trace: [ 46.035675][ T459] [ 46.170847][ T459] ? __stack_depot_save+0x442/0x480 [ 46.176037][ T459] ? __kasan_kmalloc+0xec/0x110 [ 46.180889][ T459] ? __kmalloc+0x13d/0x2c0 [ 46.185285][ T459] ? ext4_resize_fs+0x1a50/0x43c0 [ 46.190378][ T459] ? ext4_ioctl+0x2321/0x36b0 [ 46.195085][ T459] ? __x64_sys_ioctl+0x7b/0x90 [ 46.199929][ T459] ? x64_sys_call+0x2f/0x9a0 [ 46.204631][ T459] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.210704][ T459] ? ext4_group_add+0x1490/0x1490 [ 46.215817][ T459] ? ext4_bg_num_gdb+0x1d0/0x240 [ 46.220749][ T459] ? ext4_get_group_number+0x173/0x250 [ 46.226447][ T459] ext4_resize_fs+0x39d2/0x43c0 [ 46.231540][ T459] ? ext4_group_extend_no_check+0x6f0/0x6f0 [ 46.237530][ T459] ? preempt_count_add+0x90/0x1b0 [ 46.242544][ T459] ? mnt_want_write_file+0x243/0x420 [ 46.247820][ T459] ext4_ioctl+0x2321/0x36b0 [ 46.252315][ T459] ? __asan_set_shadow_00+0xe/0x10 [ 46.257436][ T459] ? ext4_fileattr_set+0x1730/0x1730 [ 46.262726][ T459] ? __ia32_compat_sys_ioctl+0x900/0x900 [ 46.268361][ T459] ? futex_exit_release+0x1d0/0x1d0 [ 46.273542][ T459] ? strncpy_from_user+0x207/0x2e0 [ 46.278636][ T459] ? strncpy_from_user+0x2be/0x2e0 [ 46.283730][ T459] ? ioctl_has_perm+0x1b8/0x4f0 [ 46.288568][ T459] ? ioctl_has_perm+0x3ab/0x4f0 [ 46.293399][ T459] ? has_cap_mac_admin+0x370/0x370 [ 46.298492][ T459] ? selinux_file_ioctl+0x3a0/0x4d0 [ 46.303676][ T459] ? selinux_bpf+0xc7/0xf0 [ 46.308073][ T459] ? selinux_file_alloc_security+0x120/0x120 [ 46.314034][ T459] ? security_bpf+0x82/0xa0 [ 46.318521][ T459] ? __fget_files+0x2c4/0x320 [ 46.323181][ T459] ? security_file_ioctl+0x84/0xa0 [ 46.328277][ T459] ? ext4_fileattr_set+0x1730/0x1730 [ 46.333548][ T459] __se_sys_ioctl+0x121/0x1a0 [ 46.338222][ T459] __x64_sys_ioctl+0x7b/0x90 [ 46.342883][ T459] x64_sys_call+0x2f/0x9a0 [ 46.347281][ T459] do_syscall_64+0x4c/0xa0 [ 46.351694][ T459] ? clear_bhb_loop+0x50/0xa0 [ 46.356545][ T459] ? clear_bhb_loop+0x50/0xa0 [ 46.361225][ T459] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.367128][ T459] RIP: 0033:0x7feed46c4339 [ 46.371530][ T459] 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 [ 46.391289][ T459] RSP: 002b:00007feed4529028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.399688][ T459] RAX: ffffffffffffffda RBX: 00007feed48fffa0 RCX: 00007feed46c4339 [ 46.407650][ T459] RDX: 0000200000000140 RSI: 0000000040086610 RDI: 0000000000000004 [ 46.415703][ T459] RBP: 00007feed4757d68 R08: 0000000000000000 R09: 0000000000000000 [ 46.423840][ T459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.431792][ T459] R13: 00007feed4900038 R14: 00007feed48fffa0 R15: 00007ffeb0426e18 [ 46.440190][ T459] [ 46.443193][ T459] Modules linked in: [ 46.451425][ T459] ---[ end trace 855beea9ed83e1e1 ]--- [ 46.456998][ T459] RIP: 0010:ext4_flex_group_add+0x5479/0x5490 [ 46.463144][ T459] Code: ff ff e8 aa fc 86 ff 0f 0b e8 a3 fc 86 ff 0f 0b e8 9c fc 86 ff 0f 0b e8 95 fc 86 ff 0f 0b e8 8e fc 86 ff 0f 0b e8 87 fc 86 ff <0f> 0b e8 80 fc 86 ff 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 [ 46.482860][ T459] RSP: 0018:ffffc90002c074c0 EFLAGS: 00010293 [ 46.488941][ T459] RAX: ffffffff81e2ca59 RBX: ffff888124a8f400 RCX: ffff8881184b4f00 [ 46.497104][ T459] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 46.505604][ T459] RBP: ffffc90002c077b0 R08: 0000000000000003 R09: 0000000000000004 [ 46.513837][ T459] R10: dffffc0000000000 R11: fffff52000580e84 R12: 1ffff1102277f300 [ 46.521865][ T459] R13: ffff88811888c000 R14: 0000000000000000 R15: 0000000000000001 [ 46.530056][ T459] FS: 00007feed45296c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 46.539182][ T459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.545924][ T459] CR2: 00007feed4711a80 CR3: 0000000113d9f000 CR4: 00000000003506a0 [ 46.554061][ T459] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.562132][ T459] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.570188][ T459] Kernel panic - not syncing: Fatal exception [ 46.576618][ T459] Kernel Offset: disabled [ 46.580940][ T459] Rebooting in 86400 seconds..