Warning: Permanently added '10.128.0.181' (ED25519) to the list of known hosts. 2026/08/06 22:19:35 parsed 1 programs [ 37.849014][ T30] kauditd_printk_skb: 32 callbacks suppressed [ 37.849026][ T30] audit: type=1400 audit(1786054776.135:106): avc: denied { unlink } for pid=412 comm="syz-executor" name="swap-file" dev="sda1" ino=2027 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 37.944844][ T412] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 38.404790][ T422] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.411960][ T422] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.419364][ T422] device bridge_slave_0 entered promiscuous mode [ 38.426210][ T422] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.434006][ T422] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.441466][ T422] device bridge_slave_1 entered promiscuous mode [ 38.476590][ T422] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.484016][ T422] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.491472][ T422] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.498634][ T422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.515480][ T331] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.523169][ T331] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.530753][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 38.540370][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.551083][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.559574][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.566617][ T331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.575515][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.584213][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.591672][ T331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.604141][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.613691][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.627348][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.639998][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.648221][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.655936][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.664853][ T422] device veth0_vlan entered promiscuous mode [ 38.675853][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.684826][ T422] device veth1_macvtap entered promiscuous mode [ 38.693831][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.704712][ T331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.049640][ T30] audit: type=1401 audit(1786054777.335:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/08/06 22:19:37 executed programs: 0 [ 39.354566][ T475] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.362018][ T475] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.370365][ T475] device bridge_slave_0 entered promiscuous mode [ 39.377849][ T8] device bridge_slave_1 left promiscuous mode [ 39.384036][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.391902][ T8] device bridge_slave_0 left promiscuous mode [ 39.398221][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.406258][ T8] device veth1_macvtap left promiscuous mode [ 39.412385][ T8] device veth0_vlan left promiscuous mode [ 39.520111][ T475] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.527573][ T475] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.535105][ T475] device bridge_slave_1 entered promiscuous mode [ 39.581746][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 39.589587][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 39.599105][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 39.607412][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 39.615928][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.622975][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.630859][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 39.639514][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 39.648051][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 39.656265][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.663484][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.675083][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 39.684395][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.697138][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 39.707849][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 39.716166][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 39.724104][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 39.732922][ T475] device veth0_vlan entered promiscuous mode [ 39.743978][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 39.753521][ T475] device veth1_macvtap entered promiscuous mode [ 39.764379][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 39.775526][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 39.801309][ T480] loop2: detected capacity change from 0 to 2048 [ 39.840077][ T480] EXT4-fs (loop2): mounted filesystem without journal. Opts: bsdgroups,jqfmt=vfsv1,,errors=continue. Quota mode: none. [ 39.854238][ T30] audit: type=1400 audit(1786054778.145:108): avc: denied { mount } for pid=479 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 [ 39.867544][ T479] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1176: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 39.890951][ T30] audit: type=1400 audit(1786054778.145:109): avc: denied { write } for pid=479 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 [ 39.913473][ T30] audit: type=1400 audit(1786054778.145:110): avc: denied { add_name } for pid=479 comm="syz.2.17" name="blkio.bfq.time_recursive" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 39.935801][ T30] audit: type=1400 audit(1786054778.145:111): avc: denied { create } for pid=479 comm="syz.2.17" name="blkio.bfq.time_recursive" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 39.958065][ T30] audit: type=1400 audit(1786054778.145:112): avc: denied { read append open } for pid=479 comm="syz.2.17" path="/0/file2/blkio.bfq.time_recursive" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 39.984437][ T30] audit: type=1400 audit(1786054778.145:113): avc: denied { map } for pid=479 comm="syz.2.17" path="/0/file2/blkio.bfq.time_recursive" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.009691][ T30] audit: type=1400 audit(1786054778.145:114): avc: denied { write } for pid=479 comm="syz.2.17" path="/0/file2/blkio.bfq.time_recursive" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 40.047736][ T486] loop2: detected capacity change from 0 to 2048 [ 40.089940][ T486] EXT4-fs (loop2): mounted filesystem without journal. Opts: bsdgroups,jqfmt=vfsv1,,errors=continue. Quota mode: none. [ 40.103831][ T485] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1176: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.180661][ T491] loop2: detected capacity change from 0 to 2048 [ 40.239537][ T491] EXT4-fs (loop2): mounted filesystem without journal. Opts: bsdgroups,jqfmt=vfsv1,,errors=continue. Quota mode: none. [ 40.254578][ T490] EXT4-fs error (device loop2): ext4_mb_generate_buddy:1176: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 40.271017][ T491] ------------[ cut here ]------------ [ 40.276651][ T491] kernel BUG at fs/ext4/ext4_jbd2.c:53! [ 40.282921][ T491] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 40.289268][ T491] CPU: 0 PID: 491 Comm: syz.2.19 Not tainted syzkaller #0 [ 40.296689][ T491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.307231][ T491] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 40.313889][ T491] Code: c3 e8 42 a3 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 78 12 d5 ff e9 0a ff ff ff e8 1e a3 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 40.333958][ T491] RSP: 0018:ffffc90002be76f8 EFLAGS: 00010293 [ 40.340109][ T491] RAX: ffffffff81d413c2 RBX: 0000000000000000 RCX: ffff8881198962c0 [ 40.348093][ T491] RDX: 0000000000000000 RSI: 0000000000000354 RDI: ffffffff85e0e6d7 [ 40.356294][ T491] RBP: ffffc90002be7730 R08: ffff888111c9e843 R09: 1ffff11022393d08 [ 40.364598][ T491] R10: dffffc0000000000 R11: ffffed1022393d09 R12: 1ffff11025420035 [ 40.372562][ T491] R13: 0000000000000008 R14: 0000000000000354 R15: ffffffff85e0e6d7 [ 40.380523][ T491] FS: 00007f4eff0236c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.389500][ T491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.396252][ T491] CR2: 0000200000000143 CR3: 0000000113f2a000 CR4: 00000000003506b0 [ 40.404369][ T491] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.412340][ T491] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.420519][ T491] Call Trace: [ 40.423787][ T491] [ 40.426708][ T491] ext4_write_inline_data_end+0x9ed/0xdb0 [ 40.432524][ T491] ? put_page+0xb0/0xb0 [ 40.436696][ T491] ? pipe_zero+0x370/0x370 [ 40.441263][ T491] ext4_da_write_end+0x1ea/0xa50 [ 40.446388][ T491] generic_perform_write+0x355/0x690 [ 40.451877][ T491] ? grab_cache_page_write_begin+0xb0/0xb0 [ 40.458046][ T491] ? do_futex+0xdd3/0x27f0 [ 40.462460][ T491] ? generic_write_checks+0x3df/0x480 [ 40.467841][ T491] ext4_buffered_write_iter+0x4ab/0x630 [ 40.473504][ T491] ext4_file_write_iter+0x427/0x1530 [ 40.478815][ T491] ? futex_exit_release+0x1e0/0x1e0 [ 40.484002][ T491] ? __get_user_pages+0xf85/0x10c0 [ 40.489243][ T491] ? avc_policy_seqno+0x1b/0x70 [ 40.494240][ T491] ? ext4_file_read_iter+0x500/0x500 [ 40.499848][ T491] ? memset+0x35/0x40 [ 40.503957][ T491] ? iov_iter_init+0xbc/0x180 [ 40.508636][ T491] vfs_write+0x831/0xfd0 [ 40.513213][ T491] ? file_end_write+0x1b0/0x1b0 [ 40.518145][ T491] ? wait_for_completion_killable_timeout+0x10/0x10 [ 40.524758][ T491] ? __fget_files+0x2e1/0x340 [ 40.529441][ T491] ? __fdget_pos+0x2d2/0x380 [ 40.534123][ T491] ? ksys_write+0x70/0x260 [ 40.538692][ T491] ksys_write+0x14a/0x260 [ 40.543283][ T491] ? __ia32_sys_read+0x90/0x90 [ 40.548036][ T491] ? __kasan_check_write+0x14/0x20 [ 40.553400][ T491] ? switch_fpu_return+0x15d/0x2c0 [ 40.558616][ T491] __x64_sys_write+0x7b/0x90 [ 40.563301][ T491] x64_sys_call+0x8ef/0x9a0 [ 40.567790][ T491] do_syscall_64+0x4c/0xa0 [ 40.572410][ T491] ? clear_bhb_loop+0x50/0xa0 [ 40.577197][ T491] ? clear_bhb_loop+0x50/0xa0 [ 40.581916][ T491] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 40.587800][ T491] RIP: 0033:0x7f4eff1c0819 [ 40.592231][ T491] 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 [ 40.611938][ T491] RSP: 002b:00007f4eff023028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 40.620750][ T491] RAX: ffffffffffffffda RBX: 00007f4eff439fa0 RCX: 00007f4eff1c0819 [ 40.628851][ T491] RDX: 0000000000000004 RSI: 0000200000000140 RDI: 0000000000000004 [ 40.636952][ T491] RBP: 00007f4eff256c91 R08: 0000000000000000 R09: 0000000000000000 [ 40.645060][ T491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.654748][ T491] R13: 00007f4eff43a038 R14: 00007f4eff439fa0 R15: 00007ffc75bba768 [ 40.662831][ T491] [ 40.665842][ T491] Modules linked in: [ 40.671164][ T491] ---[ end trace 9c70810101e2728d ]--- [ 40.676753][ T491] RIP: 0010:__ext4_journal_stop+0x192/0x1a0 [ 40.682846][ T491] Code: c3 e8 42 a3 95 ff e9 f7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 ff ff ff e8 78 12 d5 ff e9 0a ff ff ff e8 1e a3 95 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 57 41 56 [ 40.704913][ T491] RSP: 0018:ffffc90002be76f8 EFLAGS: 00010293 [ 40.711322][ T491] RAX: ffffffff81d413c2 RBX: 0000000000000000 RCX: ffff8881198962c0 [ 40.719497][ T491] RDX: 0000000000000000 RSI: 0000000000000354 RDI: ffffffff85e0e6d7 [ 40.727762][ T491] RBP: ffffc90002be7730 R08: ffff888111c9e843 R09: 1ffff11022393d08 [ 40.736923][ T491] R10: dffffc0000000000 R11: ffffed1022393d09 R12: 1ffff11025420035 [ 40.745501][ T491] R13: 0000000000000008 R14: 0000000000000354 R15: ffffffff85e0e6d7 [ 40.754421][ T491] FS: 00007f4eff0236c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 40.764491][ T491] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.771767][ T491] CR2: 0000200000000143 CR3: 0000000113f2a000 CR4: 00000000003506b0 [ 40.780435][ T491] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.789010][ T491] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.797374][ T491] Kernel panic - not syncing: Fatal exception [ 40.803977][ T491] Kernel Offset: disabled [ 40.808296][ T491] Rebooting in 86400 seconds..