Warning: Permanently added '10.128.0.39' (ED25519) to the list of known hosts. 2025/11/08 16:26:11 parsed 1 programs [ 45.942075][ T28] audit: type=1400 audit(1762619172.601:106): avc: denied { unlink } for pid=401 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" [ 45.980369][ T401] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 46.822396][ T28] audit: type=1401 audit(1762619173.481:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 46.865229][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.872384][ T425] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.879687][ T425] device bridge_slave_0 entered promiscuous mode [ 46.887469][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.894636][ T425] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.902109][ T425] device bridge_slave_1 entered promiscuous mode [ 46.939591][ T425] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.946674][ T425] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.953968][ T425] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.961074][ T425] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.978976][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.986507][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.993919][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.001313][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.010885][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.019124][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.026143][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.034888][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.043040][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.050041][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.062543][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.071815][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.085594][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.096319][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.104391][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.111975][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.120946][ T425] device veth0_vlan entered promiscuous mode [ 47.130499][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.139575][ T425] device veth1_macvtap entered promiscuous mode [ 47.148591][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.158329][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/11/08 16:26:14 executed programs: 0 [ 47.700463][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.707861][ T471] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.715370][ T471] device bridge_slave_0 entered promiscuous mode [ 47.726485][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.733659][ T471] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.741050][ T471] device bridge_slave_1 entered promiscuous mode [ 47.783910][ T471] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.790939][ T471] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.798204][ T471] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.805233][ T471] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.825605][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.833221][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.840368][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.849444][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.857615][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.864649][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.878035][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.886587][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.894756][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.901790][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.918070][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.926392][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.934627][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.943201][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.955452][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.964252][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.978722][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.986799][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.995220][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.002881][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.010878][ T471] device veth0_vlan entered promiscuous mode [ 48.023584][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.031827][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.040540][ T471] device veth1_macvtap entered promiscuous mode [ 48.049515][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.057154][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 48.065638][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.074629][ T362] device bridge_slave_1 left promiscuous mode [ 48.080738][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.088311][ T362] device bridge_slave_0 left promiscuous mode [ 48.094639][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.102509][ T362] device veth1_macvtap left promiscuous mode [ 48.108500][ T362] device veth0_vlan left promiscuous mode [ 48.176414][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.184742][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.207048][ T28] audit: type=1400 audit(1762619174.861:108): avc: denied { read write } for pid=481 comm="syz.2.17" name="vhost-vsock" dev="devtmpfs" ino=268 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.233414][ T482] loop2: detected capacity change from 0 to 2048 [ 48.234724][ T28] audit: type=1400 audit(1762619174.861:109): avc: denied { open } for pid=481 comm="syz.2.17" path="/dev/vhost-vsock" dev="devtmpfs" ino=268 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.241901][ T482] EXT4-fs: Ignoring removed nobh option [ 48.264296][ T28] audit: type=1400 audit(1762619174.861:110): avc: denied { ioctl } for pid=481 comm="syz.2.17" path="/dev/vhost-vsock" dev="devtmpfs" ino=268 ioctlcmd=0xaf01 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:vhost_device_t tclass=chr_file permissive=1 [ 48.302251][ T482] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.310380][ T482] System zones: 0-7 [ 48.315049][ T482] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.323795][ T28] audit: type=1400 audit(1762619174.981:111): avc: denied { mount } for pid=481 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 [ 48.350123][ T481] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.17: bg 0: block 255: padding at end of block bitmap is not set [ 48.353532][ T28] audit: type=1400 audit(1762619175.001:112): avc: denied { write } for pid=481 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 [ 48.385861][ T28] audit: type=1400 audit(1762619175.001:113): avc: denied { add_name } for pid=481 comm="syz.2.17" name="hugetlb.2MB.usage_in_bytes" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 48.408335][ T28] audit: type=1400 audit(1762619175.001:114): avc: denied { create } for pid=481 comm="syz.2.17" name="hugetlb.2MB.usage_in_bytes" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.409139][ T471] EXT4-fs (loop2): unmounting filesystem. [ 48.430257][ T28] audit: type=1400 audit(1762619175.001:115): avc: denied { read append open } for pid=481 comm="syz.2.17" path="/0/file0/hugetlb.2MB.usage_in_bytes" dev="loop2" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 48.476348][ T488] loop2: detected capacity change from 0 to 2048 [ 48.483042][ T488] EXT4-fs: Ignoring removed nobh option [ 48.504276][ T488] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.512537][ T488] System zones: 0-7 [ 48.516819][ T488] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.529055][ T487] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.18: bg 0: block 255: padding at end of block bitmap is not set [ 48.547087][ T471] EXT4-fs (loop2): unmounting filesystem. [ 48.565471][ T493] loop2: detected capacity change from 0 to 2048 [ 48.572277][ T493] EXT4-fs: Ignoring removed nobh option [ 48.585299][ T493] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.593754][ T493] System zones: 0-7 [ 48.597997][ T493] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.607475][ T492] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.19: bg 0: block 255: padding at end of block bitmap is not set [ 48.624154][ T471] EXT4-fs (loop2): unmounting filesystem. [ 48.641355][ T498] loop2: detected capacity change from 0 to 2048 [ 48.649625][ T498] EXT4-fs: Ignoring removed nobh option [ 48.664708][ T498] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.673949][ T498] System zones: 0-7 [ 48.678026][ T498] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.698317][ T499] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-498: bg 0: block 255: padding at end of block bitmap is not set [ 48.723944][ T471] EXT4-fs (loop2): unmounting filesystem. [ 48.741105][ T503] loop2: detected capacity change from 0 to 2048 [ 48.747791][ T503] EXT4-fs: Ignoring removed nobh option [ 48.772320][ T503] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.780468][ T503] System zones: 0-7 [ 48.784812][ T503] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.797317][ T502] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.21: bg 0: block 255: padding at end of block bitmap is not set [ 48.833917][ T471] EXT4-fs (loop2): unmounting filesystem. [ 48.864807][ T508] loop2: detected capacity change from 0 to 2048 [ 48.871529][ T508] EXT4-fs: Ignoring removed nobh option [ 48.902667][ T508] [EXT4 FS bs=2048, gc=1, bpg=262144, ipg=32, mo=a802c018, mo2=0002] [ 48.910777][ T508] System zones: 0-7 [ 48.914951][ T508] EXT4-fs (loop2): mounted filesystem without journal. Quota mode: none. [ 48.931019][ T509] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-508: bg 0: block 255: padding at end of block bitmap is not set [ 48.947039][ T309] ------------[ cut here ]------------ [ 48.952610][ T309] kernel BUG at fs/ext4/inode.c:2761! [ 48.958134][ T309] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.964182][ T309] CPU: 0 PID: 309 Comm: kworker/u4:3 Not tainted syzkaller #0 [ 48.971615][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 48.981650][ T309] Workqueue: writeback wb_workfn (flush-7:2) [ 48.987652][ T309] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 48.993387][ T309] Code: 82 86 ff 84 db 75 31 e8 a6 7f 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 7f 86 ff <0f> 0b e8 81 7f 86 ff e8 28 da 16 ff eb 93 e8 75 7f 86 ff e8 1c da [ 49.012982][ T309] RSP: 0018:ffffc90003f0f120 EFLAGS: 00010293 [ 49.019119][ T309] RAX: ffffffff81e9a078 RBX: 000000c410000000 RCX: ffff88810f4ba880 [ 49.027078][ T309] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 49.035118][ T309] RBP: ffffc90003f0f490 R08: dffffc0000000000 R09: ffffed1025d0167a [ 49.043085][ T309] R10: ffffed1025d0167a R11: 1ffff11025d01679 R12: dffffc0000000000 [ 49.051055][ T309] R13: ffff88812e80b4e0 R14: 0000008000000000 R15: ffff88812e80b3c8 [ 49.059010][ T309] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 49.068022][ T309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.074601][ T309] CR2: 0000000000000002 CR3: 0000000006e0f000 CR4: 00000000003506b0 [ 49.082631][ T309] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.090586][ T309] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.098546][ T309] Call Trace: [ 49.101848][ T309] [ 49.104760][ T309] ? xas_start+0x317/0x3e0 [ 49.109167][ T309] ? xas_load+0x39e/0x3b0 [ 49.113474][ T309] ? __cfi_ext4_writepages+0x10/0x10 [ 49.118741][ T309] ? __kasan_check_write+0x14/0x20 [ 49.123824][ T309] ? __filemap_get_folio+0x81c/0x980 [ 49.129096][ T309] ? __kasan_check_read+0x11/0x20 [ 49.134118][ T309] ? folio_mark_accessed+0x1b8/0x4d0 [ 49.139494][ T309] ? memcpy+0x56/0x70 [ 49.143472][ T309] ? __cfi_ext4_writepages+0x10/0x10 [ 49.148743][ T309] do_writepages+0x3a9/0x5e0 [ 49.153313][ T309] ? __update_load_avg_cfs_rq+0xaf/0x2f0 [ 49.158927][ T309] ? __cfi_do_writepages+0x10/0x10 [ 49.164014][ T309] ? __kasan_check_write+0x14/0x20 [ 49.169099][ T309] ? _raw_spin_lock+0x8e/0xe0 [ 49.173754][ T309] __writeback_single_inode+0xc6/0xad0 [ 49.179272][ T309] ? inode_io_list_move_locked+0x366/0x3d0 [ 49.185156][ T309] writeback_sb_inodes+0x9b8/0x1550 [ 49.190337][ T309] ? check_preempt_wakeup+0x7fd/0xbc0 [ 49.195685][ T309] ? queue_io+0x4c0/0x4c0 [ 49.199990][ T309] ? __kasan_check_read+0x11/0x20 [ 49.204994][ T309] ? queue_io+0x382/0x4c0 [ 49.209301][ T309] wb_writeback+0x3f1/0x980 [ 49.213791][ T309] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 49.219856][ T309] ? set_worker_desc+0x155/0x1c0 [ 49.224781][ T309] ? update_load_avg+0x4c2/0x13f0 [ 49.229799][ T309] ? __kasan_check_write+0x14/0x20 [ 49.234917][ T309] ? sched_clock_cpu+0x6e/0x250 [ 49.239755][ T309] wb_workfn+0x350/0xda0 [ 49.243983][ T309] ? __cfi_wb_workfn+0x10/0x10 [ 49.248725][ T309] ? kthread_data+0x50/0xc0 [ 49.253202][ T309] ? _raw_spin_unlock+0x4c/0x70 [ 49.258037][ T309] ? finish_task_switch+0x16b/0x7b0 [ 49.263212][ T309] ? __switch_to_asm+0x3a/0x60 [ 49.267955][ T309] ? __schedule+0xb8f/0x14e0 [ 49.272521][ T309] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 49.278139][ T309] process_one_work+0x71f/0xc40 [ 49.282968][ T309] worker_thread+0xa29/0x11f0 [ 49.287625][ T309] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 49.293069][ T309] ? __kthread_parkme+0x142/0x180 [ 49.298074][ T309] kthread+0x281/0x320 [ 49.302117][ T309] ? __cfi_worker_thread+0x10/0x10 [ 49.307203][ T309] ? __cfi_kthread+0x10/0x10 [ 49.311779][ T309] ret_from_fork+0x1f/0x30 [ 49.316177][ T309] [ 49.319175][ T309] Modules linked in: [ 49.324161][ T309] ---[ end trace 0000000000000000 ]--- [ 49.329690][ T309] RIP: 0010:ext4_writepages+0x2ff8/0x3020 [ 49.335633][ T309] Code: 82 86 ff 84 db 75 31 e8 a6 7f 86 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 7c 24 18 4c 8b 6c 24 38 e9 a2 f7 ff ff e8 88 7f 86 ff <0f> 0b e8 81 7f 86 ff e8 28 da 16 ff eb 93 e8 75 7f 86 ff e8 1c da [ 49.355374][ T309] RSP: 0018:ffffc90003f0f120 EFLAGS: 00010293 [ 49.362261][ T309] RAX: ffffffff81e9a078 RBX: 000000c410000000 RCX: ffff88810f4ba880 [ 49.370280][ T309] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 49.378336][ T309] RBP: ffffc90003f0f490 R08: dffffc0000000000 R09: ffffed1025d0167a [ 49.386650][ T309] R10: ffffed1025d0167a R11: 1ffff11025d01679 R12: dffffc0000000000 [ 49.394685][ T309] R13: ffff88812e80b4e0 R14: 0000008000000000 R15: ffff88812e80b3c8 [ 49.402718][ T309] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 49.411706][ T309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.418326][ T309] CR2: 000000c00596e000 CR3: 0000000006e0f000 CR4: 00000000003506a0 [ 49.426457][ T309] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.434521][ T309] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.442670][ T309] Kernel panic - not syncing: Fatal exception [ 49.448969][ T309] Kernel Offset: disabled [ 49.453361][ T309] Rebooting in 86400 seconds..