Warning: Permanently added '10.128.1.41' (ED25519) to the list of known hosts. 2026/02/01 10:47:19 parsed 1 programs [ 43.056925][ T30] audit: type=1400 audit(1769942840.017:105): avc: denied { unlink } for pid=393 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" [ 43.089529][ T393] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 43.790369][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.798179][ T428] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.805886][ T428] device bridge_slave_0 entered promiscuous mode [ 43.812789][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.820028][ T428] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.827707][ T428] device bridge_slave_1 entered promiscuous mode [ 43.867951][ T428] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.875117][ T428] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.882597][ T428] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.889825][ T428] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.907216][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.914771][ T322] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.922372][ T322] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.932454][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.941114][ T322] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.948347][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.957300][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.965585][ T322] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.972919][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.985609][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.994926][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.009390][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.021143][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.029457][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.037292][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.045306][ T428] device veth0_vlan entered promiscuous mode [ 44.057200][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.067184][ T428] device veth1_macvtap entered promiscuous mode [ 44.076581][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.086817][ T322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.228683][ T30] audit: type=1401 audit(1769942841.187:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/02/01 10:47:21 executed programs: 0 [ 44.504394][ T461] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.512422][ T461] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.520169][ T461] device bridge_slave_0 entered promiscuous mode [ 44.527171][ T461] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.534334][ T461] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.542123][ T461] device bridge_slave_1 entered promiscuous mode [ 44.602292][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.610121][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.627493][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.636928][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.645369][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.652464][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.660499][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.669316][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.677576][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.684598][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.692166][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.701283][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.709506][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 44.727492][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 44.737461][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 44.745549][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 44.753648][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 44.761998][ T461] device veth0_vlan entered promiscuous mode [ 44.772379][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 44.782497][ T461] device veth1_macvtap entered promiscuous mode [ 44.793263][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 44.803120][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 44.831518][ T472] loop2: detected capacity change from 0 to 2048 [ 44.888198][ T472] EXT4-fs (loop2): mounted filesystem without journal. Opts: jqfmt=vfsv0,errors=remount-ro,. Quota mode: none. [ 44.900572][ T30] audit: type=1400 audit(1769942841.857:107): avc: denied { mount } for pid=471 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 [ 44.922095][ T30] audit: type=1400 audit(1769942841.857:108): avc: denied { write } for pid=471 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 [ 44.922605][ T471] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 44.944049][ T30] audit: type=1400 audit(1769942841.857:109): avc: denied { add_name } for pid=471 comm="syz.2.16" name="cpuacct.usage_sys" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 44.959515][ T471] EXT4-fs (loop2): Remounting filesystem read-only [ 44.980597][ T30] audit: type=1400 audit(1769942841.857:110): avc: denied { create } for pid=471 comm="syz.2.16" name="cpuacct.usage_sys" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.008532][ T30] audit: type=1400 audit(1769942841.857:111): avc: denied { read append open } for pid=471 comm="syz.2.16" path="/0/file0/cpuacct.usage_sys" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.038147][ T30] audit: type=1400 audit(1769942841.857:112): avc: denied { map } for pid=471 comm="syz.2.16" path="/0/file0/cpuacct.usage_sys" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.061462][ T30] audit: type=1400 audit(1769942841.857:113): avc: denied { write } for pid=471 comm="syz.2.16" path="/0/file0/cpuacct.usage_sys" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 45.121209][ T477] loop2: detected capacity change from 0 to 2048 [ 45.178179][ T477] EXT4-fs (loop2): mounted filesystem without journal. Opts: jqfmt=vfsv0,errors=remount-ro,. Quota mode: none. [ 45.191437][ T476] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.206538][ T476] EXT4-fs (loop2): Remounting filesystem read-only [ 45.270412][ T482] loop2: detected capacity change from 0 to 2048 [ 45.307795][ T482] EXT4-fs (loop2): mounted filesystem without journal. Opts: jqfmt=vfsv0,errors=remount-ro,. Quota mode: none. [ 45.320930][ T481] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.336781][ T481] EXT4-fs (loop2): Remounting filesystem read-only [ 45.405203][ T486] loop2: detected capacity change from 0 to 2048 [ 45.477981][ T486] EXT4-fs (loop2): mounted filesystem without journal. Opts: jqfmt=vfsv0,errors=remount-ro,. Quota mode: none. [ 45.491068][ T485] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 45.506616][ T485] EXT4-fs (loop2): Remounting filesystem read-only [ 45.513737][ T486] ------------[ cut here ]------------ [ 45.519357][ T486] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 45.524953][ T486] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 45.531037][ T486] CPU: 0 PID: 486 Comm: syz.2.19 Not tainted syzkaller #0 [ 45.538223][ T486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 45.548373][ T486] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 45.554291][ T486] Code: c3 e8 a2 f3 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 58 1e d5 ff e9 0a ff ff ff e8 7e f3 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 45.574129][ T486] RSP: 0018:ffffc900020176d8 EFLAGS: 00010293 [ 45.580356][ T486] RAX: ffffffff81d3d572 RBX: 0000000000000000 RCX: ffff8881189d93c0 [ 45.588498][ T486] RDX: 0000000000000000 RSI: 000000000000034c RDI: ffffffff85e0cc29 [ 45.596547][ T486] RBP: ffffc90002017710 R08: ffff88812f982843 R09: 1ffff11025f30508 [ 45.604680][ T486] R10: dffffc0000000000 R11: ffffed1025f30509 R12: 1ffff11025f406c8 [ 45.612646][ T486] R13: ffff88812fa03640 R14: 000000000000034c R15: ffffffff85e0cc29 [ 45.620677][ T486] FS: 00007f71fa3476c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 45.629652][ T486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.636239][ T486] CR2: 0000000020000081 CR3: 000000011fe1a000 CR4: 00000000003506b0 [ 45.644313][ T486] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.652275][ T486] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.660239][ T486] Call Trace: [ 45.663603][ T486] [ 45.666540][ T486] ext4_write_inline_data_end+0xa1b/0xdf0 [ 45.672353][ T486] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 45.677667][ T486] ? put_page+0xb0/0xb0 [ 45.682144][ T486] ? futex_wait+0x5b1/0x8f0 [ 45.686751][ T486] ? pipe_zero+0x370/0x370 [ 45.691273][ T486] ext4_da_write_end+0x1d8/0x9e0 [ 45.696215][ T486] generic_perform_write+0x355/0x690 [ 45.701511][ T486] ? file_remove_privs+0x5c0/0x5c0 [ 45.706619][ T486] ? grab_cache_page_write_begin+0xb0/0xb0 [ 45.712525][ T486] ? do_futex+0xde8/0x2800 [ 45.717050][ T486] ? generic_write_checks+0x3d4/0x480 [ 45.722412][ T486] ext4_buffered_write_iter+0x4ed/0x670 [ 45.727951][ T486] ext4_file_write_iter+0x440/0x1540 [ 45.733312][ T486] ? futex_exit_release+0x1d0/0x1d0 [ 45.738497][ T486] ? __get_user_pages+0xf85/0x10c0 [ 45.743682][ T486] ? up_write+0x7b/0x290 [ 45.747920][ T486] ? avc_policy_seqno+0x1b/0x70 [ 45.752962][ T486] ? ext4_file_read_iter+0x510/0x510 [ 45.758324][ T486] ? memset+0x35/0x40 [ 45.762314][ T486] ? iov_iter_init+0xbc/0x180 [ 45.766983][ T486] vfs_write+0x835/0xfd0 [ 45.771213][ T486] ? file_end_write+0x1b0/0x1b0 [ 45.776140][ T486] ? wait_for_completion_killable_timeout+0x10/0x10 [ 45.782718][ T486] ? __fget_files+0x2c4/0x320 [ 45.787498][ T486] ? __fdget_pos+0x2d2/0x380 [ 45.792072][ T486] ? ksys_write+0x71/0x250 [ 45.796473][ T486] ksys_write+0x149/0x250 [ 45.800989][ T486] ? __ia32_sys_read+0x90/0x90 [ 45.805830][ T486] ? __kasan_check_write+0x14/0x20 [ 45.810937][ T486] ? switch_fpu_return+0x15d/0x2c0 [ 45.816043][ T486] __x64_sys_write+0x7b/0x90 [ 45.820641][ T486] x64_sys_call+0x8ef/0x9a0 [ 45.825147][ T486] do_syscall_64+0x4c/0xa0 [ 45.829561][ T486] ? clear_bhb_loop+0x50/0xa0 [ 45.834328][ T486] ? clear_bhb_loop+0x50/0xa0 [ 45.839075][ T486] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.844986][ T486] RIP: 0033:0x7f71fa8d83b9 [ 45.849502][ T486] 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 [ 45.869302][ T486] RSP: 002b:00007f71fa347028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.877720][ T486] RAX: ffffffffffffffda RBX: 00007f71faaddfa0 RCX: 00007f71fa8d83b9 [ 45.885739][ T486] RDX: 000000000000000b RSI: 0000000020000080 RDI: 0000000000000004 [ 45.893705][ T486] RBP: 00007f71fa9639d4 R08: 0000000000000000 R09: 0000000000000000 [ 45.901798][ T486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.909776][ T486] R13: 0000000000000000 R14: 00007f71faaddfa0 R15: 00007ffedef341b8 [ 45.917855][ T486] [ 45.920875][ T486] Modules linked in: [ 45.925923][ T486] ---[ end trace be937f5bef11a62e ]--- [ 45.931612][ T486] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 45.937908][ T486] Code: c3 e8 a2 f3 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 58 1e d5 ff e9 0a ff ff ff e8 7e f3 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 45.959820][ T486] RSP: 0018:ffffc900020176d8 EFLAGS: 00010293 [ 45.966032][ T486] RAX: ffffffff81d3d572 RBX: 0000000000000000 RCX: ffff8881189d93c0 [ 45.974072][ T486] RDX: 0000000000000000 RSI: 000000000000034c RDI: ffffffff85e0cc29 [ 45.982880][ T486] RBP: ffffc90002017710 R08: ffff88812f982843 R09: 1ffff11025f30508 [ 45.991595][ T486] R10: dffffc0000000000 R11: ffffed1025f30509 R12: 1ffff11025f406c8 [ 46.000312][ T486] R13: ffff88812fa03640 R14: 000000000000034c R15: ffffffff85e0cc29 [ 46.008363][ T486] FS: 00007f71fa3476c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 46.017439][ T486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.024139][ T486] CR2: 0000000020000081 CR3: 000000011fe1a000 CR4: 00000000003506b0 [ 46.032304][ T486] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.040468][ T486] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.048586][ T486] Kernel panic - not syncing: Fatal exception [ 46.049829][ T30] audit: type=1400 audit(1769942843.007:114): avc: denied { read } for pid=83 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 46.055171][ T486] Kernel Offset: disabled [ 46.081541][ T486] Rebooting in 86400 seconds..