Warning: Permanently added '10.128.0.204' (ED25519) to the list of known hosts. 2026/06/22 05:27:35 parsed 1 programs 2026/06/22 05:27:35 serving rpc on tcp://38161 [ 20.521221][ T24] audit: type=1400 audit(1782106055.599:64): avc: denied { node_bind } for pid=287 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 20.526783][ T24] audit: type=1400 audit(1782106055.599:65): avc: denied { create } for pid=287 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 20.532624][ T24] audit: type=1400 audit(1782106055.599:66): avc: denied { module_request } for pid=287 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 [ 21.096539][ T24] audit: type=1400 audit(1782106056.169:67): avc: denied { mounton } for pid=293 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 21.097561][ T293] cgroup: Unknown subsys name 'net' [ 21.119189][ T24] audit: type=1400 audit(1782106056.169:68): avc: denied { mount } for pid=293 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 [ 21.146420][ T24] audit: type=1400 audit(1782106056.209:69): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 21.146574][ T293] cgroup: Unknown subsys name 'devices' [ 21.261646][ T293] cgroup: Unknown subsys name 'hugetlb' [ 21.267226][ T293] cgroup: Unknown subsys name 'rlimit' [ 21.408894][ T24] audit: type=1400 audit(1782106056.479:70): avc: denied { setattr } for pid=293 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 21.432093][ T24] audit: type=1400 audit(1782106056.479:71): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 21.437188][ T297] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 21.452577][ T24] audit: type=1400 audit(1782106056.479:72): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 21.481329][ T24] audit: type=1400 audit(1782106056.479:73): avc: denied { read } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 21.517929][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 21.929547][ T304] request_module fs-gadgetfs succeeded, but still no fs? [ 21.939436][ T304] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 22.264054][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.271119][ T331] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.278352][ T331] device bridge_slave_0 entered promiscuous mode [ 22.285804][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.292838][ T331] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.300058][ T331] device bridge_slave_1 entered promiscuous mode [ 22.330024][ T331] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.337059][ T331] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.344317][ T331] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.351335][ T331] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.367463][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.375038][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.382355][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 22.389663][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 22.401181][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 22.409250][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.416270][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.423883][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 22.432237][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.439241][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.452144][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 22.460202][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.471908][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.482331][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.490751][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.498083][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.506135][ T331] device veth0_vlan entered promiscuous mode [ 22.515662][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.525101][ T331] device veth1_macvtap entered promiscuous mode [ 22.533567][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.543048][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/06/22 05:27:38 executed programs: 0 [ 22.957349][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.964815][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.972275][ T365] device bridge_slave_0 entered promiscuous mode [ 22.979241][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.986354][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.993749][ T365] device bridge_slave_1 entered promiscuous mode [ 23.029448][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.036498][ T365] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.043822][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.050857][ T365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.065354][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.073040][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.080171][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.092518][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.100647][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.107642][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.115977][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.124171][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.131199][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.143711][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.153167][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.164732][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.175944][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.183997][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.191681][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.200039][ T365] device veth0_vlan entered promiscuous mode [ 23.210208][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.219463][ T365] device veth1_macvtap entered promiscuous mode [ 23.229006][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 23.238345][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 23.298003][ T389] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 23.311193][ T389] EXT4-fs (loop2): encrypted files will use data=ordered instead of data journaling mode [ 23.322426][ T389] EXT4-fs (loop2): 1 truncate cleaned up [ 23.328057][ T389] EXT4-fs (loop2): mounted filesystem without journal. Opts: max_batch_time=0x0000000000000004,max_batch_time=0x0000000000000002,resuid=0x0000000000000000,block_validity,errors=remount-ro,nombcache, [ 23.353711][ T389] ================================================================== [ 23.361805][ T389] BUG: KASAN: use-after-free in ext4_convert_inline_data_nolock+0x313/0xcc0 [ 23.370452][ T389] Read of size 68 at addr ffff888110208c80 by task syz.2.17/389 [ 23.378047][ T389] [ 23.380362][ T389] CPU: 1 PID: 389 Comm: syz.2.17 Not tainted syzkaller #0 [ 23.387437][ T389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 23.397462][ T389] Call Trace: [ 23.400727][ T389] __dump_stack+0x21/0x24 [ 23.405030][ T389] dump_stack_lvl+0x1a7/0x208 [ 23.409677][ T389] ? show_regs_print_info+0x18/0x18 [ 23.414857][ T389] ? thaw_kernel_threads+0x220/0x220 [ 23.420117][ T389] print_address_description+0x7f/0x2c0 [ 23.425640][ T389] ? ext4_convert_inline_data_nolock+0x313/0xcc0 [ 23.431942][ T389] kasan_report+0x100/0x140 [ 23.436536][ T389] ? ext4_convert_inline_data_nolock+0x313/0xcc0 [ 23.442848][ T389] kasan_check_range+0x249/0x2a0 [ 23.447763][ T389] ? ext4_convert_inline_data_nolock+0x313/0xcc0 [ 23.454063][ T389] memcpy+0x2d/0x70 [ 23.457844][ T389] ext4_convert_inline_data_nolock+0x313/0xcc0 [ 23.463978][ T389] ? ext4_get_inode_loc+0x130/0x130 [ 23.469150][ T389] ? ext4_add_dirent_to_inline+0xe5/0x460 [ 23.474844][ T389] ? ext4_add_dirent_to_inline+0x460/0x460 [ 23.480626][ T389] ext4_try_add_inline_entry+0x73d/0xa70 [ 23.486231][ T389] ? __kasan_check_read+0x11/0x20 [ 23.491230][ T389] ? ext4_da_write_inline_data_end+0x290/0x290 [ 23.497444][ T389] ? memset+0x35/0x40 [ 23.501403][ T389] ? ext4_fname_setup_ci_filename+0x69/0x480 [ 23.507355][ T389] ext4_add_entry+0x674/0xf90 [ 23.512007][ T389] ? ext4_inc_count+0x1b0/0x1b0 [ 23.516829][ T389] ? __ext4_mark_inode_dirty+0x444/0x610 [ 23.522444][ T389] ext4_mkdir+0x509/0xc60 [ 23.526757][ T389] ? ext4_symlink+0xc80/0xc80 [ 23.531416][ T389] ? security_inode_mkdir+0xbd/0x110 [ 23.536679][ T389] vfs_mkdir+0x42c/0x600 [ 23.540896][ T389] do_mkdirat+0x14c/0x340 [ 23.545197][ T389] __x64_sys_mkdirat+0x7b/0x90 [ 23.549935][ T389] do_syscall_64+0x31/0x40 [ 23.554331][ T389] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 23.560199][ T389] RIP: 0033:0x7f13e7626cc7 [ 23.564595][ T389] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db f7 ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 02 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 23.584178][ T389] RSP: 002b:00007ffc6d05ca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 23.592567][ T389] RAX: ffffffffffffffda RBX: 00007ffc6d05cb20 RCX: 00007f13e7626cc7 [ 23.600521][ T389] RDX: 00000000000001ff RSI: 0000200000000080 RDI: 00000000ffffff9c [ 23.608561][ T389] RBP: 0000200000000140 R08: 0000200000000080 R09: 0000000000000000 [ 23.616509][ T389] R10: 0000200000000140 R11: 0000000000000246 R12: 0000200000000080 [ 23.624457][ T389] R13: 00007ffc6d05cae0 R14: 0000000000000000 R15: 0000000000000000 [ 23.632406][ T389] [ 23.634708][ T389] Allocated by task 365: [ 23.638928][ T389] __kasan_slab_alloc+0xb7/0xe0 [ 23.643756][ T389] slab_post_alloc_hook+0x5d/0x2f0 [ 23.648846][ T389] kmem_cache_alloc+0x15a/0x2d0 [ 23.653694][ T389] getname_flags+0xba/0x510 [ 23.658172][ T389] user_path_at_empty+0x2f/0x50 [ 23.662998][ T389] __x64_sys_umount+0xf9/0x170 [ 23.667734][ T389] do_syscall_64+0x31/0x40 [ 23.672126][ T389] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 23.677984][ T389] [ 23.680291][ T389] Freed by task 365: [ 23.684161][ T389] kasan_set_track+0x4a/0x70 [ 23.688724][ T389] kasan_set_free_info+0x23/0x40 [ 23.693634][ T389] ____kasan_slab_free+0x125/0x160 [ 23.698718][ T389] __kasan_slab_free+0x11/0x20 [ 23.703456][ T389] slab_free_freelist_hook+0xc5/0x190 [ 23.708802][ T389] kmem_cache_free+0x100/0x2d0 [ 23.713577][ T389] filename_lookup+0x476/0x660 [ 23.718326][ T389] user_path_at_empty+0x43/0x50 [ 23.723156][ T389] __x64_sys_umount+0xf9/0x170 [ 23.727900][ T389] do_syscall_64+0x31/0x40 [ 23.732297][ T389] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 23.738162][ T389] [ 23.740481][ T389] The buggy address belongs to the object at ffff888110208000 [ 23.740481][ T389] which belongs to the cache names_cache of size 4096 [ 23.754607][ T389] The buggy address is located 3200 bytes inside of [ 23.754607][ T389] 4096-byte region [ffff888110208000, ffff888110209000) [ 23.768031][ T389] The buggy address belongs to the page: [ 23.773663][ T389] page:ffffea0004408200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x110208 [ 23.783873][ T389] head:ffffea0004408200 order:3 compound_mapcount:0 compound_pincount:0 [ 23.792178][ T389] flags: 0x4000000000010200(slab|head) [ 23.797621][ T389] raw: 4000000000010200 dead000000000100 dead000000000122 ffff88810018b380 [ 23.806182][ T389] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 23.814736][ T389] page dumped because: kasan: bad access detected [ 23.821133][ T389] page_owner tracks the page as allocated [ 23.826877][ T389] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 102, ts 3683052177, free_ts 0 [ 23.844911][ T389] prep_new_page+0x176/0x190 [ 23.849480][ T389] get_page_from_freelist+0x225f/0x23f0 [ 23.855004][ T389] __alloc_pages_nodemask+0x29a/0x640 [ 23.860354][ T389] new_slab+0x84/0x3f0 [ 23.864405][ T389] ___slab_alloc+0x2f8/0x4c0 [ 23.868986][ T389] __slab_alloc+0x63/0xa0 [ 23.873291][ T389] kmem_cache_alloc+0x1a4/0x2d0 [ 23.878118][ T389] getname_flags+0xba/0x510 [ 23.882616][ T389] getname+0x19/0x20 [ 23.886616][ T389] do_sys_openat2+0xde/0x750 [ 23.891187][ T389] __x64_sys_openat+0x136/0x160 [ 23.896018][ T389] do_syscall_64+0x31/0x40 [ 23.900424][ T389] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 23.906288][ T389] page_owner free stack trace missing [ 23.911633][ T389] [ 23.913938][ T389] Memory state around the buggy address: [ 23.919551][ T389] ffff888110208b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 23.927592][ T389] ffff888110208c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 23.935632][ T389] >ffff888110208c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 23.943664][ T389] ^ [ 23.947705][ T389] ffff888110208d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 23.955742][ T389] ffff888110208d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 23.963774][ T389] ================================================================== [ 23.971807][ T389] Disabling lock debugging due to kernel taint [ 23.980405][ T389] EXT4-fs error (device loop2): ext4_check_all_de:659: inode #12: block 7: comm syz.2.17: bad entry in directory: directory entry overrun - offset=0, inode=901261600, rec_len=7976, size=124 fake=0 [ 24.000186][ T389] EXT4-fs (loop2): Remounting filesystem read-only