Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. 2025/11/03 09:51:11 parsed 1 programs [ 23.085866][ T24] audit: type=1400 audit(1762163471.930:64): avc: denied { node_bind } for pid=275 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.106687][ T24] audit: type=1400 audit(1762163471.930:65): avc: denied { create } for pid=275 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 23.126453][ T24] audit: type=1400 audit(1762163471.930:66): avc: denied { module_request } for pid=275 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 [ 23.991762][ T24] audit: type=1400 audit(1762163472.830:67): avc: denied { mounton } for pid=283 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 [ 23.992982][ T283] cgroup: Unknown subsys name 'net' [ 24.014432][ T24] audit: type=1400 audit(1762163472.830:68): avc: denied { mount } for pid=283 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 [ 24.041665][ T24] audit: type=1400 audit(1762163472.860:69): avc: denied { unmount } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.041834][ T283] cgroup: Unknown subsys name 'devices' [ 24.245684][ T283] cgroup: Unknown subsys name 'hugetlb' [ 24.251311][ T283] cgroup: Unknown subsys name 'rlimit' [ 24.398278][ T24] audit: type=1400 audit(1762163473.240:70): avc: denied { setattr } for pid=283 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 [ 24.421443][ T24] audit: type=1400 audit(1762163473.240:71): avc: denied { create } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.430744][ T286] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.441975][ T24] audit: type=1400 audit(1762163473.240:72): avc: denied { write } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.470616][ T24] audit: type=1400 audit(1762163473.240:73): avc: denied { read } for pid=283 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.490959][ T283] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.896581][ T288] request_module fs-gadgetfs succeeded, but still no fs? [ 24.907162][ T288] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 25.562597][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.571151][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.578916][ T339] device bridge_slave_0 entered promiscuous mode [ 25.585888][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.592905][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.600426][ T339] device bridge_slave_1 entered promiscuous mode [ 25.635128][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.642164][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.649433][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.656484][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.673766][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.681398][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.688635][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.697985][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.706172][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.713185][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.721709][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.729988][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.737026][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.748314][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.757562][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.771082][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.781931][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.790421][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.798050][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.806309][ T339] device veth0_vlan entered promiscuous mode [ 25.815921][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.831051][ T339] device veth1_macvtap entered promiscuous mode [ 25.840046][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.849981][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2025/11/03 09:51:14 executed programs: 0 [ 26.060069][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.067244][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.074732][ T353] device bridge_slave_0 entered promiscuous mode [ 26.081527][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.088579][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.095911][ T353] device bridge_slave_1 entered promiscuous mode [ 26.137319][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.144364][ T353] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.151584][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.158639][ T353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.180697][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.188247][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.195805][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.209632][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.217827][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.224877][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.233281][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.241469][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.248510][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.260249][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.269361][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.288924][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.299883][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.307888][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.315780][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.323858][ T353] device veth0_vlan entered promiscuous mode [ 26.333679][ T353] device veth1_macvtap entered promiscuous mode [ 26.340464][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.351843][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.361539][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.411639][ T388] ====================================================== [ 26.411639][ T388] WARNING: the mand mount option is being deprecated and [ 26.411639][ T388] will be removed in v5.15! [ 26.411639][ T388] ====================================================== [ 26.455511][ T388] EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue [ 26.469312][ T388] ================================================================== [ 26.477406][ T388] BUG: KASAN: out-of-bounds in ext4_xattr_set_entry+0x1d6d/0x36c0 [ 26.485193][ T388] Read of size 18446744073709550672 at addr ffff8881258cc7b0 by task syz.2.17/388 [ 26.494361][ T388] [ 26.496683][ T388] CPU: 1 PID: 388 Comm: syz.2.17 Not tainted syzkaller #0 [ 26.503772][ T388] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 26.513815][ T388] Call Trace: [ 26.517095][ T388] __dump_stack+0x21/0x24 [ 26.521429][ T388] dump_stack_lvl+0x169/0x1d8 [ 26.526096][ T388] ? show_regs_print_info+0x18/0x18 [ 26.531281][ T388] ? thaw_kernel_threads+0x220/0x220 [ 26.536551][ T388] print_address_description+0x7f/0x2c0 [ 26.542085][ T388] ? ext4_xattr_set_entry+0x1d6d/0x36c0 [ 26.547613][ T388] kasan_report+0xe2/0x130 [ 26.552013][ T388] ? ext4_xattr_set_entry+0x1d6d/0x36c0 [ 26.557550][ T388] ? ext4_xattr_set_entry+0x1d6d/0x36c0 [ 26.563082][ T388] kasan_check_range+0x280/0x290 [ 26.568008][ T388] memmove+0x2d/0x70 [ 26.571897][ T388] ext4_xattr_set_entry+0x1d6d/0x36c0 [ 26.577265][ T388] ? ext4_xattr_ibody_set+0x360/0x360 [ 26.582634][ T388] ? kmem_cache_free+0x100/0x2d0 [ 26.587560][ T388] ? _raw_spin_lock+0x8e/0xe0 [ 26.592225][ T388] ? __mb_cache_entry_free+0x225/0x340 [ 26.597677][ T388] ? mb_cache_entry_delete_or_get+0x203/0x220 [ 26.603733][ T388] ext4_xattr_block_set+0x4d6/0x2a50 [ 26.609008][ T388] ? __kasan_check_read+0x11/0x20 [ 26.614024][ T388] ? __ext4_xattr_check_block+0x265/0x8e0 [ 26.619741][ T388] ? ext4_xattr_block_find+0x4f0/0x4f0 [ 26.625190][ T388] ext4_xattr_set_handle+0xbd5/0x12a0 [ 26.630555][ T388] ? ext4_xattr_set_entry+0x36c0/0x36c0 [ 26.636091][ T388] ? __kasan_check_read+0x11/0x20 [ 26.641106][ T388] ? __ext4_journal_start_sb+0x2e2/0x490 [ 26.646727][ T388] ext4_xattr_set+0x1ec/0x320 [ 26.651395][ T388] ? ext4_xattr_set_credits+0x290/0x290 [ 26.656933][ T388] ext4_xattr_trusted_set+0x3b/0x50 [ 26.662122][ T388] ? ext4_xattr_trusted_get+0x40/0x40 [ 26.667486][ T388] __vfs_setxattr+0x42a/0x480 [ 26.672162][ T388] __vfs_setxattr_noperm+0x11e/0x4e0 [ 26.677441][ T388] __vfs_setxattr_locked+0x203/0x220 [ 26.682718][ T388] vfs_setxattr+0x8d/0x1c0 [ 26.687130][ T388] setxattr+0x1a9/0x370 [ 26.691290][ T388] ? path_setxattr+0x210/0x210 [ 26.696048][ T388] ? __mnt_want_write+0x1e6/0x260 [ 26.701069][ T388] ? mnt_want_write+0x19d/0x270 [ 26.705912][ T388] path_setxattr+0x110/0x210 [ 26.710493][ T388] ? simple_xattr_list_add+0x120/0x120 [ 26.715942][ T388] ? __fdget+0x1ac/0x230 [ 26.720174][ T388] __x64_sys_lsetxattr+0xc2/0xe0 [ 26.725102][ T388] do_syscall_64+0x31/0x40 [ 26.729511][ T388] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 26.735408][ T388] RIP: 0033:0x7f3e8c6adfc9 [ 26.739814][ T388] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 26.759405][ T388] RSP: 002b:00007ffe91c8a088 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 26.767910][ T388] RAX: ffffffffffffffda RBX: 00007f3e8c904fa0 RCX: 00007f3e8c6adfc9 [ 26.775974][ T388] RDX: 0000200000000480 RSI: 00002000000000c0 RDI: 0000200000000100 [ 26.784028][ T388] RBP: 00007f3e8c730f91 R08: 0000000000000000 R09: 0000000000000000 [ 26.792003][ T388] R10: 000000000000fe37 R11: 0000000000000246 R12: 0000000000000000 [ 26.799984][ T388] R13: 00007f3e8c904fa0 R14: 00007f3e8c904fa0 R15: 0000000000000005 [ 26.808079][ T388] [ 26.810398][ T388] The buggy address belongs to the page: [ 26.816038][ T388] page:ffffea0004963300 refcount:2 mapcount:0 mapping:ffff88810ff43e10 index:0x1c pfn:0x1258cc [ 26.826359][ T388] aops:def_blk_aops ino:0 [ 26.830682][ T388] flags: 0x400000000000203a(referenced|dirty|lru|active|private) [ 26.838399][ T388] raw: 400000000000203a ffffea0004404ec8 ffffea0004963348 ffff88810ff43e10 [ 26.846977][ T388] raw: 000000000000001c ffff88810046ddc8 00000002ffffffff ffff888129c04000 [ 26.855549][ T388] page dumped because: kasan: bad access detected [ 26.861952][ T388] page->mem_cgroup:ffff888129c04000 [ 26.867145][ T388] page_owner tracks the page as allocated [ 26.872865][ T388] page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 388, ts 26467323700, free_ts 26409773183 [ 26.889864][ T388] prep_new_page+0x179/0x180 [ 26.894449][ T388] get_page_from_freelist+0x2235/0x23d0 [ 26.899984][ T388] __alloc_pages_nodemask+0x268/0x5f0 [ 26.905351][ T388] pagecache_get_page+0x642/0x930 [ 26.910369][ T388] __getblk_gfp+0x212/0x780 [ 26.914865][ T388] ext4_xattr_block_set+0x1c06/0x2a50 [ 26.920241][ T388] ext4_xattr_set_handle+0xbd5/0x12a0 [ 26.925613][ T388] ext4_xattr_set+0x1ec/0x320 [ 26.930285][ T388] ext4_xattr_user_set+0xc9/0xf0 [ 26.935214][ T388] __vfs_setxattr+0x42a/0x480 [ 26.939881][ T388] __vfs_setxattr_noperm+0x11e/0x4e0 [ 26.945157][ T388] __vfs_setxattr_locked+0x203/0x220 [ 26.950431][ T388] vfs_setxattr+0x8d/0x1c0 [ 26.954838][ T388] setxattr+0x1a9/0x370 [ 26.958994][ T388] path_setxattr+0x110/0x210 [ 26.963586][ T388] __x64_sys_setxattr+0xc5/0xe0 [ 26.968428][ T388] page last free stack trace: [ 26.973116][ T388] free_unref_page_prepare+0x2b7/0x2d0 [ 26.978571][ T388] free_unref_page_list+0x12e/0x9b0 [ 26.983760][ T388] release_pages+0xe38/0xe80 [ 26.988345][ T388] free_pages_and_swap_cache+0x86/0xa0 [ 26.993794][ T388] tlb_finish_mmu+0x175/0x300 [ 26.998467][ T388] unmap_region+0x32c/0x380 [ 27.002979][ T388] __do_munmap+0x63c/0x850 [ 27.007395][ T388] __se_sys_munmap+0x127/0x1b0 [ 27.012148][ T388] __x64_sys_munmap+0x5b/0x70 [ 27.016814][ T388] do_syscall_64+0x31/0x40 [ 27.021228][ T388] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.027103][ T388] [ 27.029419][ T388] Memory state around the buggy address: [ 27.035037][ T388] ffff8881258cc680: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 27.043088][ T388] ffff8881258cc700: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 27.051141][ T388] >ffff8881258cc780: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 27.059190][ T388] ^ [ 27.064811][ T388] ffff8881258cc800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 27.072859][ T388] ffff8881258cc880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 27.080905][ T388] ================================================================== [ 27.088955][ T388] Disabling lock debugging due to kernel taint