rocess permissive=1 [ 14.799396][ T30] audit: type=1400 audit(1760866862.441:63): avc: denied { siginh } for pid=223 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts. 2025/10/19 09:41:11 parsed 1 programs [ 23.616530][ T30] audit: type=1400 audit(1760866871.321:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.637279][ T30] audit: type=1400 audit(1760866871.321:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 24.531577][ T30] audit: type=1400 audit(1760866872.231:66): avc: denied { mounton } for pid=290 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 24.532886][ T290] cgroup: Unknown subsys name 'net' [ 24.554348][ T30] audit: type=1400 audit(1760866872.231:67): avc: denied { mount } for pid=290 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.581736][ T30] audit: type=1400 audit(1760866872.261:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.581984][ T290] cgroup: Unknown subsys name 'devices' [ 24.755562][ T290] cgroup: Unknown subsys name 'hugetlb' [ 24.761187][ T290] cgroup: Unknown subsys name 'rlimit' [ 24.908589][ T30] audit: type=1400 audit(1760866872.611:69): avc: denied { setattr } for pid=290 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 24.931745][ T30] audit: type=1400 audit(1760866872.611:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.952300][ T30] audit: type=1400 audit(1760866872.611:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.972570][ T30] audit: type=1400 audit(1760866872.611:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.992814][ T30] audit: type=1400 audit(1760866872.611:73): avc: denied { mounton } for pid=290 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 25.073980][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 25.103250][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.524311][ T294] request_module fs-gadgetfs succeeded, but still no fs? [ 25.696885][ T311] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.704143][ T311] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.711597][ T311] device bridge_slave_0 entered promiscuous mode [ 25.719303][ T311] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.726442][ T311] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.733786][ T311] device bridge_slave_1 entered promiscuous mode [ 25.776533][ T311] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.783959][ T311] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.791224][ T311] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.798249][ T311] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.818026][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.825224][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.832469][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.839933][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.849435][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.857636][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.864702][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.872919][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.881343][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.888385][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.900449][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.909277][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.921641][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.933033][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.941108][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.948645][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.957697][ T311] device veth0_vlan entered promiscuous mode [ 25.967509][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.976477][ T311] device veth1_macvtap entered promiscuous mode [ 25.986283][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.998513][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.028796][ T311] syz-executor (311) used greatest stack depth: 21504 bytes left [ 26.614419][ T8] device bridge_slave_1 left promiscuous mode [ 26.620783][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.628561][ T8] device bridge_slave_0 left promiscuous mode [ 26.634838][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.642913][ T8] device veth1_macvtap left promiscuous mode [ 26.649219][ T8] device veth0_vlan left promiscuous mode 2025/10/19 09:41:14 executed programs: 0 [ 26.792529][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.799626][ T362] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.807076][ T362] device bridge_slave_0 entered promiscuous mode [ 26.814028][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.821090][ T362] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.828696][ T362] device bridge_slave_1 entered promiscuous mode [ 26.872488][ T362] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.879551][ T362] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.886840][ T362] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.893894][ T362] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.911751][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.919556][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.926849][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.936266][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.944534][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.951558][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.959871][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.968051][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.975101][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.987310][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.996634][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.012006][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.022815][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.031332][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.038883][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.048437][ T362] device veth0_vlan entered promiscuous mode [ 27.059383][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.068762][ T362] device veth1_macvtap entered promiscuous mode [ 27.077842][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.087613][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.117685][ T373] loop2: detected capacity change from 0 to 2048 [ 27.138038][ T373] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.179823][ T374] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-373: bg 0: block 234: padding at end of block bitmap is not set [ 27.251357][ T380] loop2: detected capacity change from 0 to 2048 [ 27.295295][ T380] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.324574][ T380] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm syz.2.18: bg 0: block 234: padding at end of block bitmap is not set [ 27.378157][ T385] loop2: detected capacity change from 0 to 2048 [ 27.405413][ T385] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.444703][ T386] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-385: bg 0: block 234: padding at end of block bitmap is not set [ 27.523397][ T390] loop2: detected capacity change from 0 to 2048 [ 27.563788][ T390] EXT4-fs (loop2): mounted filesystem without journal. Opts: dioread_lock,auto_da_alloc,nojournal_checksum,grpquota,auto_da_alloc,noquota,data_err=abort,grpid,grpjquota=,nouid32,grpid,,errors=continue. Quota mode: none. [ 27.614540][ T391] EXT4-fs error (device loop2): ext4_validate_block_bitmap:438: comm vhost-390: bg 0: block 234: padding at end of block bitmap is not set [ 27.638662][ T378] ------------[ cut here ]------------ [ 27.644179][ T378] kernel BUG at fs/ext4/inode.c:2747! [ 27.649599][ T378] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 27.655661][ T378] CPU: 1 PID: 378 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 27.663105][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 27.673140][ T378] Workqueue: writeback wb_workfn (flush-7:2) [ 27.679120][ T378] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 27.684930][ T378] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 27.704527][ T378] RSP: 0018:ffffc90000b27100 EFLAGS: 00010293 [ 27.710587][ T378] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88810fbf62c0 [ 27.718542][ T378] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 27.727371][ T378] RBP: ffffc90000b27470 R08: dffffc0000000000 R09: ffffed102406398a [ 27.735339][ T378] R10: ffffed102406398a R11: 1ffff11024063989 R12: dffffc0000000000 [ 27.743303][ T378] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812031cee0 [ 27.751262][ T378] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 27.760200][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.766807][ T378] CR2: 0000200000000040 CR3: 0000000122952000 CR4: 00000000003506a0 [ 27.775126][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.783090][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.791051][ T378] Call Trace: [ 27.794335][ T378] [ 27.797271][ T378] ? __kasan_check_write+0x14/0x20 [ 27.802381][ T378] ? pagecache_get_page+0xcb6/0xda0 [ 27.807575][ T378] ? __kasan_check_read+0x11/0x20 [ 27.812829][ T378] ? mark_page_accessed+0x3b6/0x8d0 [ 27.818026][ T378] ? __activate_page+0xd40/0xd40 [ 27.822988][ T378] ? ext4_readpage+0x220/0x220 [ 27.827749][ T378] ? cpumask_next_and+0x97/0xd0 [ 27.832613][ T378] ? memcpy+0x56/0x70 [ 27.836589][ T378] ? copy_page_from_iter_atomic+0x784/0x1350 [ 27.842679][ T378] ? __kasan_check_read+0x11/0x20 [ 27.847702][ T378] ? __set_page_dirty_no_writeback+0xff/0x130 [ 27.853779][ T378] ? ext4_readpage+0x220/0x220 [ 27.858548][ T378] do_writepages+0x48a/0x6c0 [ 27.863262][ T378] ? update_curr+0x2f3/0x5b0 [ 27.867847][ T378] ? __writepage+0x130/0x130 [ 27.872424][ T378] ? enqueue_task_fair+0xaa7/0x2120 [ 27.877608][ T378] ? __kasan_check_write+0x14/0x20 [ 27.882710][ T378] ? _raw_spin_lock+0x8e/0xe0 [ 27.887377][ T378] __writeback_single_inode+0xd5/0x9c0 [ 27.892828][ T378] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 27.898799][ T378] writeback_sb_inodes+0x9c0/0x1590 [ 27.903987][ T378] ? psi_task_change+0x212/0x370 [ 27.908916][ T378] ? queue_io+0x4c0/0x4c0 [ 27.913239][ T378] ? __kasan_check_read+0x11/0x20 [ 27.918267][ T378] ? queue_io+0x382/0x4c0 [ 27.922593][ T378] wb_writeback+0x3f1/0x980 [ 27.927089][ T378] ? inode_cgwb_move_to_attached+0x3e0/0x3e0 [ 27.933056][ T378] ? set_worker_desc+0x155/0x1c0 [ 27.937985][ T378] ? __kasan_check_write+0x14/0x20 [ 27.943084][ T378] wb_workfn+0x38f/0xe20 [ 27.947321][ T378] ? inode_wait_for_writeback+0x200/0x200 [ 27.953029][ T378] ? compat_start_thread+0x20/0x20 [ 27.958127][ T378] ? _raw_spin_unlock+0x4d/0x70 [ 27.963030][ T378] ? finish_task_switch+0x16b/0x780 [ 27.968349][ T378] ? __switch_to_asm+0x3a/0x60 [ 27.973113][ T378] ? __schedule+0xb76/0x14c0 [ 27.977696][ T378] process_one_work+0x6be/0xba0 [ 27.982565][ T378] worker_thread+0xa59/0x1200 [ 27.987254][ T378] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 27.992718][ T378] ? __kthread_parkme+0xac/0x200 [ 27.997643][ T378] kthread+0x411/0x500 [ 28.001705][ T378] ? worker_clr_flags+0x190/0x190 [ 28.006722][ T378] ? kthread_blkcg+0xd0/0xd0 [ 28.011302][ T378] ret_from_fork+0x1f/0x30 [ 28.015708][ T378] [ 28.018721][ T378] Modules linked in: [ 28.024085][ T378] ---[ end trace cbd4b1680007f240 ]--- [ 28.029607][ T378] RIP: 0010:ext4_writepages+0x2f75/0x2f90 [ 28.035373][ T378] Code: 00 00 00 e8 cd 7a 8f ff 84 db 75 2c e8 34 78 8f ff 49 bc 00 00 00 00 00 fc ff df 48 8b 5c 24 20 e9 d6 f7 ff ff e8 1b 78 8f ff <0f> 0b e8 14 78 8f ff e8 cb 2f 27 ff eb a2 e8 08 78 8f ff e8 bf 2f [ 28.055557][ T378] RSP: 0018:ffffc90000b27100 EFLAGS: 00010293 [ 28.061667][ T378] RAX: ffffffff81d946f5 RBX: 0000008410000000 RCX: ffff88810fbf62c0 [ 28.069936][ T378] RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000 [ 28.077989][ T378] RBP: ffffc90000b27470 R08: dffffc0000000000 R09: ffffed102406398a [ 28.086049][ T378] R10: ffffed102406398a R11: 1ffff11024063989 R12: dffffc0000000000 [ 28.094320][ T378] R13: 0000000000000001 R14: 0000008000000000 R15: ffff88812031cee0 [ 28.102328][ T378] FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 28.111305][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.117935][ T378] CR2: 0000200000000040 CR3: 000000010d26b000 CR4: 00000000003506a0 [ 28.126041][ T378] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.134302][ T378] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.142535][ T378] Kernel panic - not syncing: Fatal exception [ 28.148904][ T378] Kernel Offset: disabled [ 28.153227][ T378] Rebooting in 86400 seconds..