Warning: Permanently added '10.128.0.69' (ED25519) to the list of known hosts. 2026/02/22 08:54:05 ignoring optional flag "type"="gce" 2026/02/22 08:54:05 parsed 1 programs [ 40.499758][ T30] kauditd_printk_skb: 16 callbacks suppressed [ 40.499774][ T30] audit: type=1400 audit(1771750445.660:90): avc: denied { unlink } for pid=415 comm="syz-executor" name="swap-file" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 40.603907][ T415] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 41.077052][ T458] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.084139][ T458] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.091747][ T458] device bridge_slave_0 entered promiscuous mode [ 41.098757][ T458] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.105791][ T458] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.113321][ T458] device bridge_slave_1 entered promiscuous mode [ 41.161922][ T458] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.169139][ T458] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.176427][ T458] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.183533][ T458] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.201612][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.209159][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.216323][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.225641][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.233863][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.240967][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.250176][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.258586][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.265645][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.277344][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.286616][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.300354][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.311558][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.320138][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.327651][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.335935][ T458] device veth0_vlan entered promiscuous mode [ 41.346116][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.355297][ T458] device veth1_macvtap entered promiscuous mode 2026/02/22 08:54:06 executed programs: 0 [ 41.369949][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.383944][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.474335][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.481465][ T472] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.488965][ T472] device bridge_slave_0 entered promiscuous mode [ 41.495949][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.503064][ T472] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.510537][ T472] device bridge_slave_1 entered promiscuous mode [ 41.564117][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.571259][ T472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.578572][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.585700][ T472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.608961][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.616713][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.624268][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.633951][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.642272][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.649326][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.664422][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.672902][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.680093][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.692735][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.701953][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.720159][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 41.731621][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 41.739962][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 41.747498][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 41.755944][ T472] device veth0_vlan entered promiscuous mode [ 41.772012][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 41.781156][ T472] device veth1_macvtap entered promiscuous mode [ 41.790991][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 41.811367][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 41.829144][ T484] loop0: detected capacity change from 0 to 2048 [ 41.859551][ T30] audit: type=1400 audit(1771750447.020:91): avc: denied { mounton } for pid=483 comm="syz-executor" path="/root/syzkaller-testdir2252718522/syzkaller.OgESAn/0/file0" dev="sda1" ino=2035 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 41.895828][ T484] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 41.906799][ T30] audit: type=1400 audit(1771750447.060:92): avc: denied { mount } for pid=483 comm="syz-executor" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 41.930428][ T483] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 41.946868][ T30] audit: type=1400 audit(1771750447.060:93): avc: denied { write } for pid=483 comm="syz-executor" name="/" dev="loop0" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 41.969201][ T30] audit: type=1400 audit(1771750447.060:94): avc: denied { add_name } for pid=483 comm="syz-executor" name="pids.current" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 41.976583][ T483] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 41.991798][ T30] audit: type=1400 audit(1771750447.060:95): avc: denied { create } for pid=483 comm="syz-executor" name="pids.current" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 42.003707][ T483] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.003707][ T483] [ 42.030249][ T30] audit: type=1400 audit(1771750447.090:96): avc: denied { read append open } for pid=483 comm="syz-executor" path="/root/syzkaller-testdir2252718522/syzkaller.OgESAn/0/file0/pids.current" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 42.061959][ T483] EXT4-fs (loop0): Total free blocks count 0 [ 42.061980][ T483] EXT4-fs (loop0): Free/Dirty block details [ 42.061991][ T483] EXT4-fs (loop0): free_blocks=2415919104 [ 42.080557][ T30] audit: type=1400 audit(1771750447.090:97): avc: denied { map } for pid=483 comm="syz-executor" path="/root/syzkaller-testdir2252718522/syzkaller.OgESAn/0/file0/pids.current" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 42.083611][ T483] EXT4-fs (loop0): dirty_blocks=16 [ 42.113058][ T30] audit: type=1400 audit(1771750447.090:98): avc: denied { write } for pid=483 comm="syz-executor" path="/root/syzkaller-testdir2252718522/syzkaller.OgESAn/0/file0/pids.current" dev="loop0" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 42.113521][ T483] EXT4-fs (loop0): Block reservation details [ 42.148044][ T483] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 42.156640][ T30] audit: type=1400 audit(1771750447.310:99): avc: denied { unmount } for pid=472 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 42.157121][ T482] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 [ 42.188710][ T482] EXT4-fs (loop0): This should not happen!! Data will be lost [ 42.188710][ T482] [ 42.281874][ T489] loop0: detected capacity change from 0 to 2048 [ 42.329414][ T489] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: none. [ 42.343013][ T488] EXT4-fs error (device loop0): ext4_mb_generate_buddy:1163: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters [ 42.362068][ T489] ------------[ cut here ]------------ [ 42.367806][ T489] kernel BUG at fs/ext4/inline.c:236! [ 42.373397][ T489] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 42.379475][ T489] CPU: 1 PID: 489 Comm: syz-executor Not tainted syzkaller #0 [ 42.386944][ T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 42.397001][ T489] RIP: 0010:ext4_write_inline_data_end+0xdee/0xdf0 [ 42.403530][ T489] Code: f9 ff ff 4c 89 f7 e8 31 05 d0 ff e9 e4 f9 ff ff e8 f7 d6 90 ff 0f 0b e8 f0 d6 90 ff 0f 0b e8 e9 d6 90 ff 0f 0b e8 e2 d6 90 ff <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec [ 42.423146][ T489] RSP: 0018:ffffc900034ef720 EFLAGS: 00010293 [ 42.429313][ T489] RAX: ffffffff81d8f61e RBX: 000000000000003c RCX: ffff888115788000 [ 42.437296][ T489] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000080 [ 42.445285][ T489] RBP: ffffc900034ef870 R08: ffff8881167ae257 R09: 1ffff11022cf5c4a [ 42.453291][ T489] R10: dffffc0000000000 R11: ffffed1022cf5c4b R12: 0000000000000080 [ 42.461292][ T489] R13: dffffc0000000000 R14: ffff888112e15ed8 R15: dffffc0000000000 [ 42.469298][ T489] FS: 00007f6169b536c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 42.478254][ T489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.484848][ T489] CR2: 00000000200000c8 CR3: 00000001101a8000 CR4: 00000000003506a0 [ 42.492828][ T489] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.500797][ T489] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.508779][ T489] Call Trace: [ 42.512057][ T489] [ 42.515002][ T489] ? ext4_set_page_dirty+0x1a0/0x1a0 [ 42.520300][ T489] ? put_page+0xb0/0xb0 [ 42.524479][ T489] ? futex_wait+0x5b1/0x8f0 [ 42.528992][ T489] ? pipe_zero+0x370/0x370 [ 42.533437][ T489] ext4_da_write_end+0x1d8/0x9e0 [ 42.538385][ T489] generic_perform_write+0x355/0x690 [ 42.543698][ T489] ? file_remove_privs+0x5c0/0x5c0 [ 42.548819][ T489] ? grab_cache_page_write_begin+0xb0/0xb0 [ 42.554632][ T489] ? do_futex+0xde8/0x2800 [ 42.559054][ T489] ? generic_write_checks+0x3d4/0x480 [ 42.564458][ T489] ext4_buffered_write_iter+0x4ed/0x670 [ 42.570022][ T489] ext4_file_write_iter+0x440/0x1540 [ 42.575417][ T489] ? futex_exit_release+0x1d0/0x1d0 [ 42.580637][ T489] ? __get_user_pages+0xf85/0x10c0 [ 42.585782][ T489] ? up_write+0x7b/0x290 [ 42.590050][ T489] ? avc_policy_seqno+0x1b/0x70 [ 42.595018][ T489] ? ext4_file_read_iter+0x510/0x510 [ 42.600322][ T489] ? memset+0x35/0x40 [ 42.604391][ T489] ? iov_iter_init+0xbc/0x180 [ 42.609078][ T489] vfs_write+0x835/0xfd0 [ 42.613457][ T489] ? file_end_write+0x1b0/0x1b0 [ 42.618306][ T489] ? wait_for_completion_killable_timeout+0x10/0x10 [ 42.625093][ T489] ? __fget_files+0x2c4/0x320 [ 42.629814][ T489] ? __fdget_pos+0x2d2/0x380 [ 42.634506][ T489] ? ksys_write+0x71/0x250 [ 42.638930][ T489] ksys_write+0x149/0x250 [ 42.643545][ T489] ? __ia32_sys_read+0x90/0x90 [ 42.648318][ T489] ? __kasan_check_write+0x14/0x20 [ 42.653428][ T489] ? switch_fpu_return+0x15d/0x2c0 [ 42.658551][ T489] __x64_sys_write+0x7b/0x90 [ 42.663167][ T489] x64_sys_call+0x8ef/0x9a0 [ 42.667675][ T489] do_syscall_64+0x4c/0xa0 [ 42.672090][ T489] ? clear_bhb_loop+0x50/0xa0 [ 42.676762][ T489] ? clear_bhb_loop+0x50/0xa0 [ 42.681434][ T489] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.687782][ T489] RIP: 0033:0x7f6169fbecb9 [ 42.692196][ T489] 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 d0 ff ff ff f7 d8 64 89 01 48 [ 42.711800][ T489] RSP: 002b:00007f6169b530b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.720259][ T489] RAX: ffffffffffffffda RBX: 00007f616a117fa0 RCX: 00007f6169fbecb9 [ 42.728319][ T489] RDX: 0000000000000078 RSI: 00000000200000c0 RDI: 0000000000000004 [ 42.736294][ T489] RBP: 00007f616a02349d R08: 0000000000000000 R09: 0000000000000000 [ 42.744268][ T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.752251][ T489] R13: 000000000000000b R14: 00007f616a117fa0 R15: 00007ffc70eadd88 [ 42.760234][ T489] [ 42.763260][ T489] Modules linked in: [ 42.767498][ T489] ---[ end trace 1e506d7ef493558f ]--- [ 42.773021][ T489] RIP: 0010:ext4_write_inline_data_end+0xdee/0xdf0 [ 42.779587][ T489] Code: f9 ff ff 4c 89 f7 e8 31 05 d0 ff e9 e4 f9 ff ff e8 f7 d6 90 ff 0f 0b e8 f0 d6 90 ff 0f 0b e8 e9 d6 90 ff 0f 0b e8 e2 d6 90 ff <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec [ 42.799249][ T489] RSP: 0018:ffffc900034ef720 EFLAGS: 00010293 [ 42.805350][ T489] RAX: ffffffff81d8f61e RBX: 000000000000003c RCX: ffff888115788000 [ 42.813384][ T489] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000080 [ 42.821602][ T489] RBP: ffffc900034ef870 R08: ffff8881167ae257 R09: 1ffff11022cf5c4a [ 42.829660][ T489] R10: dffffc0000000000 R11: ffffed1022cf5c4b R12: 0000000000000080 [ 42.837655][ T489] R13: dffffc0000000000 R14: ffff888112e15ed8 R15: dffffc0000000000 [ 42.845795][ T489] FS: 00007f6169b536c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 42.854784][ T489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.861420][ T489] CR2: 00000000200000c8 CR3: 00000001101a8000 CR4: 00000000003506a0 [ 42.869482][ T489] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.877464][ T489] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.885484][ T489] Kernel panic - not syncing: Fatal exception [ 42.891890][ T489] Kernel Offset: disabled [ 42.896222][ T489] Rebooting in 86400 seconds..