Warning: Permanently added '10.128.1.207' (ED25519) to the list of known hosts. 2025/12/21 08:31:22 parsed 1 programs [ 49.137250][ T28] audit: type=1400 audit(1766305883.337:106): avc: denied { unlink } for pid=397 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" [ 49.201912][ T397] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 50.290011][ T426] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.297130][ T426] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.304519][ T426] device bridge_slave_0 entered promiscuous mode [ 50.311660][ T426] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.318773][ T426] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.326262][ T426] device bridge_slave_1 entered promiscuous mode [ 50.379173][ T426] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.386250][ T426] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.393638][ T426] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.400745][ T426] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.421971][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.429914][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.437458][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.446472][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.454907][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.461993][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.471563][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.479899][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.486991][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.499632][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.509108][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.525310][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 50.537000][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 50.545127][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 50.552855][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 50.561411][ T426] device veth0_vlan entered promiscuous mode [ 50.573385][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 50.582758][ T426] device veth1_macvtap entered promiscuous mode [ 50.592843][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 50.603327][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 50.672166][ T28] audit: type=1400 audit(1766305884.867:107): avc: denied { create } for pid=444 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 50.740818][ T28] audit: type=1401 audit(1766305884.937:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2025/12/21 08:31:25 executed programs: 0 [ 51.135772][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.143264][ T463] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.150876][ T463] device bridge_slave_0 entered promiscuous mode [ 51.161470][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.168523][ T463] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.175940][ T463] device bridge_slave_1 entered promiscuous mode [ 51.233739][ T463] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.240803][ T463] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.248095][ T463] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.255134][ T463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.276482][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.284527][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.292230][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.302740][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.311420][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.318540][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.327464][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.335702][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.342782][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.357924][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.365895][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.380149][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 51.391648][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 51.399947][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 51.407473][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 51.415641][ T463] device veth0_vlan entered promiscuous mode [ 51.426437][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 51.435981][ T463] device veth1_macvtap entered promiscuous mode [ 51.445585][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 51.455470][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 51.487617][ T474] loop2: detected capacity change from 0 to 2048 [ 51.498911][ T474] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.508066][ T28] audit: type=1400 audit(1766305885.707:109): avc: denied { mount } for pid=473 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 [ 51.532003][ T473] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.537249][ T28] audit: type=1400 audit(1766305885.727:110): avc: denied { write } for pid=473 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 [ 51.547866][ T473] EXT4-fs (loop2): Remounting filesystem read-only [ 51.568748][ T28] audit: type=1400 audit(1766305885.727:111): avc: denied { add_name } for pid=473 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 [ 51.597442][ T28] audit: type=1400 audit(1766305885.727:112): avc: denied { create } for pid=473 comm="syz.2.16" name="cpuacct.usage_sys" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 51.602639][ T463] EXT4-fs (loop2): unmounting filesystem. [ 51.618501][ T28] audit: type=1400 audit(1766305885.727:113): avc: denied { read append open } for pid=473 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 [ 51.618530][ T28] audit: type=1400 audit(1766305885.727:114): avc: denied { map } for pid=473 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 [ 51.676687][ T28] audit: type=1400 audit(1766305885.727:115): avc: denied { write } for pid=473 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 [ 51.716271][ T479] loop2: detected capacity change from 0 to 2048 [ 51.738019][ T479] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.748807][ T478] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.764844][ T478] EXT4-fs (loop2): Remounting filesystem read-only [ 51.776000][ T463] EXT4-fs (loop2): unmounting filesystem. [ 51.799395][ T483] loop2: detected capacity change from 0 to 2048 [ 51.820113][ T483] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 51.832226][ T482] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1097: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 51.848167][ T482] EXT4-fs (loop2): Remounting filesystem read-only [ 51.855216][ T483] ------------[ cut here ]------------ [ 51.860772][ T483] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 51.867093][ T483] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 51.873193][ T483] CPU: 1 PID: 483 Comm: syz.2.18 Not tainted syzkaller #0 [ 51.880295][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.890344][ T483] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 51.896336][ T483] Code: c3 e8 d2 1b 8e ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 08 96 d2 ff e9 0a ff ff ff e8 ae 1b 8e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 51.916044][ T483] RSP: 0018:ffffc90000c87738 EFLAGS: 00010293 [ 51.922116][ T483] RAX: ffffffff81e20e52 RBX: 0000000000000000 RCX: ffff88811bc95100 [ 51.930085][ T483] RDX: 0000000000000000 RSI: 0000000000000334 RDI: ffffffff8641a263 [ 51.938055][ T483] RBP: ffffc90000c87770 R08: dffffc0000000000 R09: ffffed10247f795d [ 51.946027][ T483] R10: ffffed10247f795d R11: 1ffff110247f795c R12: 1ffff110247ff8cb [ 51.954000][ T483] R13: ffff888123ffc658 R14: 0000000000000334 R15: ffffffff8641a263 [ 51.961977][ T483] FS: 00007f4b4b3766c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 51.970910][ T483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.977493][ T483] CR2: 00007f4b4b354f98 CR3: 000000012beea000 CR4: 00000000003506a0 [ 51.985490][ T483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.993460][ T483] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.001435][ T483] Call Trace: [ 52.004706][ T483] [ 52.007642][ T483] ext4_write_inline_data_end+0x7b8/0xa90 [ 52.013365][ T483] ? __cfi_ext4_write_inline_data_end+0x10/0x10 [ 52.019632][ T483] ? __cfi_copy_page_from_iter_atomic+0x10/0x10 [ 52.025876][ T483] ext4_da_write_end+0x1ce/0x8c0 [ 52.030822][ T483] generic_perform_write+0x3a2/0x6d0 [ 52.036107][ T483] ? __cfi_generic_perform_write+0x10/0x10 [ 52.041914][ T483] ext4_buffered_write_iter+0x36f/0x660 [ 52.047472][ T483] ? schedule+0xd4/0x170 [ 52.051713][ T483] ext4_file_write_iter+0x18f/0x1440 [ 52.057005][ T483] ? futex_wait+0x47c/0x750 [ 52.061528][ T483] ? wake_up_q+0x105/0x1b0 [ 52.065944][ T483] ? __cfi_futex_wait+0x10/0x10 [ 52.070796][ T483] ? avc_policy_seqno+0x1b/0x70 [ 52.075652][ T483] ? __cfi_ext4_file_write_iter+0x10/0x10 [ 52.081374][ T483] ? fsnotify_perm+0x67/0x5b0 [ 52.086067][ T483] ? security_file_permission+0x8a/0xb0 [ 52.091614][ T483] vfs_write+0x5db/0xca0 [ 52.095948][ T483] ? __cfi_vfs_write+0x10/0x10 [ 52.100720][ T483] ? __cfi_mutex_lock+0x10/0x10 [ 52.105576][ T483] ? __fdget_pos+0x2cd/0x380 [ 52.110178][ T483] ? ksys_write+0x71/0x240 [ 52.114588][ T483] ksys_write+0x140/0x240 [ 52.118909][ T483] ? __cfi_ksys_write+0x10/0x10 [ 52.123757][ T483] ? fpregs_restore_userregs+0x128/0x260 [ 52.129390][ T483] __x64_sys_write+0x7b/0x90 [ 52.133989][ T483] x64_sys_call+0x27b/0x9a0 [ 52.138492][ T483] do_syscall_64+0x4c/0xa0 [ 52.142904][ T483] ? clear_bhb_loop+0x30/0x80 [ 52.147584][ T483] ? clear_bhb_loop+0x30/0x80 [ 52.152286][ T483] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.158179][ T483] RIP: 0033:0x7f4b4a58e929 [ 52.162628][ T483] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.182256][ T483] RSP: 002b:00007f4b4b376038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.190678][ T483] RAX: ffffffffffffffda RBX: 00007f4b4a7b5fa0 RCX: 00007f4b4a58e929 [ 52.198650][ T483] RDX: 000000000000000b RSI: 0000200000000080 RDI: 0000000000000004 [ 52.206629][ T483] RBP: 00007f4b4a610b39 R08: 0000000000000000 R09: 0000000000000000 [ 52.214615][ T483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.222596][ T483] R13: 0000000000000000 R14: 00007f4b4a7b5fa0 R15: 00007fff7da189b8 [ 52.230585][ T483] [ 52.233619][ T483] Modules linked in: [ 52.238858][ T483] ---[ end trace 0000000000000000 ]--- [ 52.244392][ T483] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 52.250402][ T483] Code: c3 e8 d2 1b 8e ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 08 96 d2 ff e9 0a ff ff ff e8 ae 1b 8e ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 [ 52.270434][ T483] RSP: 0018:ffffc90000c87738 EFLAGS: 00010293 [ 52.276551][ T483] RAX: ffffffff81e20e52 RBX: 0000000000000000 RCX: ffff88811bc95100 [ 52.284581][ T483] RDX: 0000000000000000 RSI: 0000000000000334 RDI: ffffffff8641a263 [ 52.292588][ T483] RBP: ffffc90000c87770 R08: dffffc0000000000 R09: ffffed10247f795d [ 52.300590][ T483] R10: ffffed10247f795d R11: 1ffff110247f795c R12: 1ffff110247ff8cb [ 52.308721][ T483] R13: ffff888123ffc658 R14: 0000000000000334 R15: ffffffff8641a263 [ 52.316907][ T483] FS: 00007f4b4b3766c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 52.326870][ T483] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.333605][ T483] CR2: 00007f6fe4dfc000 CR3: 000000012beea000 CR4: 00000000003506b0 [ 52.342200][ T483] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.350396][ T483] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.358471][ T483] Kernel panic - not syncing: Fatal exception [ 52.365105][ T483] Kernel Offset: disabled [ 52.369438][ T483] Rebooting in 86400 seconds..