Warning: Permanently added '10.128.1.160' (ED25519) to the list of known hosts. 2026/04/15 21:27:29 parsed 1 programs [ 47.563257][ T30] audit: type=1400 audit(1776288450.710:105): avc: denied { unlink } for pid=387 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" [ 47.649746][ T387] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.708455][ T30] audit: type=1401 audit(1776288451.850:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 48.758116][ T437] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.765304][ T437] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.772919][ T437] device bridge_slave_0 entered promiscuous mode [ 48.779882][ T437] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.787501][ T437] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.794943][ T437] device bridge_slave_1 entered promiscuous mode [ 48.841402][ T437] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.848928][ T437] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.856562][ T437] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.863817][ T437] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.884532][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.893513][ T302] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.900926][ T302] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.910145][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.918899][ T302] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.926013][ T302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.940834][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.949738][ T302] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.957144][ T302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.969498][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.984770][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.999173][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.016491][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.024984][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.033242][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.041618][ T437] device veth0_vlan entered promiscuous mode [ 49.057021][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.067020][ T437] device veth1_macvtap entered promiscuous mode [ 49.076663][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.090873][ T302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/04/15 21:27:32 executed programs: 0 [ 49.389931][ T451] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.397195][ T451] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.404951][ T451] device bridge_slave_0 entered promiscuous mode [ 49.412085][ T451] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.419435][ T451] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.427456][ T451] device bridge_slave_1 entered promiscuous mode [ 49.481518][ T451] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.488926][ T451] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.496601][ T451] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.503732][ T451] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.524550][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.533510][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.540835][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.550501][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.558840][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.566592][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.575962][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.584609][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.591990][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.604487][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.615127][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.629536][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.641277][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.650559][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.658357][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.666763][ T451] device veth0_vlan entered promiscuous mode [ 49.682918][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.692085][ T451] device veth1_macvtap entered promiscuous mode [ 49.708857][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.717471][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.727884][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.737654][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.771540][ T456] loop2: detected capacity change from 0 to 1024 [ 49.826149][ T456] ======================================================= [ 49.826149][ T456] WARNING: The mand mount option has been deprecated and [ 49.826149][ T456] and is ignored by this kernel. Remove the mand [ 49.826149][ T456] option from the mount to silence this warning. [ 49.826149][ T456] ======================================================= [ 49.862414][ T456] EXT4-fs (loop2): Ignoring removed nobh option [ 49.869061][ T456] EXT4-fs (loop2): Ignoring removed bh option [ 49.875498][ T456] EXT4-fs (loop2): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 49.894612][ T456] EXT4-fs (loop2): mounted filesystem without journal. Opts: delalloc,data_err=abort,barrier=0x0000000000000002,dioread_lock,data_err=ignore,max_dir_size_kb=0x00000000004007b1,data_err=ignore,grpquota,nobh,user_xattr,bh,dioread_nolock,,errors=continue. Quota mode: writeback. [ 49.922372][ T30] audit: type=1400 audit(1776288453.060:107): avc: denied { mount } for pid=455 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 [ 49.945937][ T30] audit: type=1400 audit(1776288453.090:108): avc: denied { read write } for pid=455 comm="syz.2.17" name="file1" dev="loop2" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 49.969891][ T30] audit: type=1400 audit(1776288453.090:109): avc: denied { open } for pid=455 comm="syz.2.17" path="/0/file1/file1" dev="loop2" ino=15 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 [ 49.986634][ T456] EXT4-fs error (device loop2): ext4_mb_mark_diskspace_used:3885: comm syz.2.17: Allocating blocks 497-513 which overlap fs metadata [ 50.012604][ T456] ------------[ cut here ]------------ [ 50.018369][ T456] kernel BUG at fs/ext4/extents.c:1015! [ 50.024440][ T456] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 50.030632][ T456] CPU: 0 PID: 456 Comm: syz.2.17 Not tainted syzkaller #0 [ 50.037777][ T456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 50.049302][ T456] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 50.055402][ T456] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 fa d2 ff e9 d0 fd ff ff e8 36 cc 93 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 50.075972][ T456] RSP: 0018:ffffc90000b56b20 EFLAGS: 00010293 [ 50.082221][ T456] RAX: ffffffff81d5faaa RBX: ffff88812f066424 RCX: ffff88811813cf00 [ 50.090298][ T456] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 50.098322][ T456] RBP: ffffc90000b56b90 R08: ffff888121b65d27 R09: 1ffff1102436cba4 [ 50.106394][ T456] R10: dffffc0000000000 R11: ffffed102436cba5 R12: 0000000000000000 [ 50.114606][ T456] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 50.122599][ T456] FS: 00007fbb3543b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 50.131759][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.138371][ T456] CR2: 000020000002c000 CR3: 000000011fb47000 CR4: 00000000003506b0 [ 50.146638][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.155223][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.163370][ T456] Call Trace: [ 50.166690][ T456] [ 50.169639][ T456] ext4_ext_insert_extent+0x3b09/0x47c0 [ 50.175284][ T456] ? get_implied_cluster_alloc+0x5cc/0xb60 [ 50.181123][ T456] ? ext4_ext_next_allocated_block+0x2e0/0x2e0 [ 50.187409][ T456] ext4_ext_map_blocks+0x186c/0x61e0 [ 50.192806][ T456] ? _raw_write_unlock+0x2b/0x60 [ 50.197961][ T456] ? ext4_ext_release+0x10/0x10 [ 50.203638][ T456] ? ext4_es_lookup_extent+0x54c/0x900 [ 50.209265][ T456] ext4_map_blocks+0x988/0x1b30 [ 50.214135][ T456] ? kmem_cache_alloc+0xf7/0x260 [ 50.219547][ T456] ? alloc_buffer_head+0x26/0x120 [ 50.224617][ T456] ? ext4_issue_zeroout+0x250/0x250 [ 50.229942][ T456] _ext4_get_block+0x1ea/0x540 [ 50.234851][ T456] ? ext4_get_block+0x50/0x50 [ 50.239580][ T456] ? should_failslab+0x9/0x20 [ 50.244273][ T456] ext4_get_block_unwritten+0x2a/0x40 [ 50.249675][ T456] ext4_block_write_begin+0x563/0x1160 [ 50.255264][ T456] ? _ext4_get_block+0x540/0x540 [ 50.260312][ T456] ? ext4_print_free_blocks+0x390/0x390 [ 50.265880][ T456] ? ext4_write_begin+0x44c/0x12e0 [ 50.270999][ T456] ? ext4_inode_journal_mode+0x19a/0x480 [ 50.276736][ T456] ext4_write_begin+0x65a/0x12e0 [ 50.281802][ T456] ? ext4_readahead+0x110/0x110 [ 50.286678][ T456] ? ext4_get_group_desc+0x2ad/0x320 [ 50.292030][ T456] ? __kasan_check_read+0x11/0x20 [ 50.297074][ T456] ? mark_buffer_dirty+0x1cc/0x330 [ 50.302223][ T456] ? __ext4_handle_dirty_metadata+0x2f8/0x800 [ 50.308395][ T456] ? __kasan_check_write+0x14/0x20 [ 50.313701][ T456] ? ext4_mark_iloc_dirty+0x3013/0x3f50 [ 50.319607][ T456] ext4_da_write_begin+0x321/0xbf0 [ 50.324747][ T456] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 50.330061][ T456] ? __ext4_mark_inode_dirty+0x443/0x610 [ 50.335705][ T456] ? __ext4_journal_stop+0x36/0x1a0 [ 50.340942][ T456] ? ext4_write_end+0x79c/0xa70 [ 50.346208][ T456] ? fault_in_readable+0x105/0x160 [ 50.351573][ T456] generic_perform_write+0x2b7/0x690 [ 50.356883][ T456] ? grab_cache_page_write_begin+0xb0/0xb0 [ 50.362798][ T456] ? ____kasan_slab_free+0x125/0x160 [ 50.368141][ T456] ? generic_write_checks+0x3b3/0x480 [ 50.373618][ T456] ext4_buffered_write_iter+0x4ed/0x670 [ 50.379221][ T456] ext4_file_write_iter+0x440/0x1540 [ 50.385235][ T456] ? avc_policy_seqno+0x1b/0x70 [ 50.390665][ T456] ? ext4_file_read_iter+0x510/0x510 [ 50.396004][ T456] ? memset+0x35/0x40 [ 50.400291][ T456] ? iov_iter_init+0xbc/0x180 [ 50.405001][ T456] vfs_write+0x835/0xfd0 [ 50.409463][ T456] ? file_end_write+0x1b0/0x1b0 [ 50.414322][ T456] ? __fget_files+0x2c4/0x320 [ 50.419012][ T456] ? __fdget+0x1a1/0x230 [ 50.423454][ T456] ? __x64_sys_pwrite64+0xf2/0x220 [ 50.428682][ T456] __x64_sys_pwrite64+0x197/0x220 [ 50.433937][ T456] ? ksys_pwrite64+0x1b0/0x1b0 [ 50.439237][ T456] ? __kasan_check_write+0x14/0x20 [ 50.444560][ T456] ? switch_fpu_return+0x15d/0x2c0 [ 50.449710][ T456] x64_sys_call+0xa6/0x9a0 [ 50.454226][ T456] do_syscall_64+0x4c/0xa0 [ 50.458671][ T456] ? clear_bhb_loop+0x50/0xa0 [ 50.463602][ T456] ? clear_bhb_loop+0x50/0xa0 [ 50.468300][ T456] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.474226][ T456] RIP: 0033:0x7fbb355d6679 [ 50.478673][ T456] 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 [ 50.499070][ T456] RSP: 002b:00007fbb3543b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 50.507683][ T456] RAX: ffffffffffffffda RBX: 00007fbb35841fa0 RCX: 00007fbb355d6679 [ 50.515876][ T456] RDX: 00000000200000c1 RSI: 00002000000000c0 RDI: 0000000000000006 [ 50.524158][ T456] RBP: 00007fbb35669ee0 R08: 0000000000000000 R09: 0000000000000000 [ 50.532342][ T456] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000000000000 [ 50.540508][ T456] R13: 00007fbb35842038 R14: 00007fbb35841fa0 R15: 00007ffd48ec9f58 [ 50.548586][ T456] [ 50.551614][ T456] Modules linked in: [ 50.557476][ T456] ---[ end trace c9a2c5af7d9ec92d ]--- [ 50.563293][ T456] RIP: 0010:ext4_ext_insert_index+0x54a/0x550 [ 50.569685][ T456] Code: 4c 89 fa e9 ca fd ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c dd fd ff ff 4c 89 f7 e8 b0 fa d2 ff e9 d0 fd ff ff e8 36 cc 93 ff <0f> 0b 0f 1f 40 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 81 ec [ 50.589565][ T456] RSP: 0018:ffffc90000b56b20 EFLAGS: 00010293 [ 50.596768][ T456] RAX: ffffffff81d5faaa RBX: ffff88812f066424 RCX: ffff88811813cf00 [ 50.605348][ T456] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000 [ 50.613438][ T456] RBP: ffffc90000b56b90 R08: ffff888121b65d27 R09: 1ffff1102436cba4 [ 50.621442][ T456] R10: dffffc0000000000 R11: ffffed102436cba5 R12: 0000000000000000 [ 50.629480][ T456] R13: 00000000000000cb R14: 00000000fffffffe R15: 0000000000000054 [ 50.637501][ T456] FS: 00007fbb3543b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 50.646973][ T456] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.653644][ T456] CR2: 000020000002c000 CR3: 000000011fb47000 CR4: 00000000003506b0 [ 50.661879][ T456] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.670265][ T456] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.678408][ T456] Kernel panic - not syncing: Fatal exception [ 50.685056][ T456] Kernel Offset: disabled [ 50.689579][ T456] Rebooting in 86400 seconds..