Warning: Permanently added '10.128.0.44' (ED25519) to the list of known hosts. 2026/06/24 20:54:28 parsed 1 programs 2026/06/24 20:54:28 serving rpc on tcp://37485 [ 25.063152][ T30] audit: type=1400 audit(1782334468.324:64): avc: denied { node_bind } for pid=293 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 25.085664][ T30] audit: type=1400 audit(1782334468.334:65): avc: denied { module_request } for pid=293 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 [ 26.102956][ T30] audit: type=1400 audit(1782334469.364:66): avc: denied { mounton } for pid=299 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 [ 26.106840][ T299] cgroup: Unknown subsys name 'net' [ 26.126282][ T30] audit: type=1400 audit(1782334469.364:67): avc: denied { mount } for pid=299 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 [ 26.153068][ T30] audit: type=1400 audit(1782334469.394:68): avc: denied { unmount } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 26.153495][ T299] cgroup: Unknown subsys name 'devices' [ 26.326678][ T299] cgroup: Unknown subsys name 'hugetlb' [ 26.332359][ T299] cgroup: Unknown subsys name 'rlimit' [ 26.480840][ T30] audit: type=1400 audit(1782334469.744:69): avc: denied { setattr } for pid=299 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 [ 26.504180][ T30] audit: type=1400 audit(1782334469.744:70): avc: denied { create } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.524811][ T30] audit: type=1400 audit(1782334469.744:71): avc: denied { write } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.543041][ T304] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 26.546161][ T30] audit: type=1400 audit(1782334469.744:72): avc: denied { read } for pid=299 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 [ 26.574521][ T30] audit: type=1400 audit(1782334469.754:73): avc: denied { mounton } for pid=299 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 [ 26.595271][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 27.034288][ T306] request_module fs-gadgetfs succeeded, but still no fs? [ 27.713265][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.720439][ T349] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.728014][ T349] device bridge_slave_0 entered promiscuous mode [ 27.735097][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.742133][ T349] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.749653][ T349] device bridge_slave_1 entered promiscuous mode [ 27.794689][ T349] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.801781][ T349] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.809196][ T349] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.816266][ T349] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.837053][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.844849][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.852713][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.860309][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.875318][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 27.883678][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.890760][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.899554][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 27.907883][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.914990][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.932273][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 27.941614][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 27.963604][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 27.975097][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.983264][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.991031][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.005076][ T349] device veth0_vlan entered promiscuous mode [ 28.015200][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.029376][ T349] device veth1_macvtap entered promiscuous mode [ 28.038579][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.048694][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.086745][ T349] syz-executor (349) used greatest stack depth: 21568 bytes left 2026/06/24 20:54:31 executed programs: 0 [ 28.440385][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.447562][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.455156][ T368] device bridge_slave_0 entered promiscuous mode [ 28.462154][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.469345][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.476910][ T368] device bridge_slave_1 entered promiscuous mode [ 28.519895][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.527000][ T368] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.534442][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.541520][ T368] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.560693][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 28.568543][ T343] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.576227][ T343] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.585531][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 28.593765][ T343] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.600842][ T343] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.609666][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 28.617940][ T343] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.625036][ T343] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.637924][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 28.647400][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 28.662563][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 28.674530][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 28.682907][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 28.690474][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 28.705704][ T368] device veth0_vlan entered promiscuous mode [ 28.715798][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 28.724042][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 28.733909][ T368] device veth1_macvtap entered promiscuous mode [ 28.748278][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 28.756185][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 28.764433][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 28.773838][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 28.782328][ T343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 28.986342][ T372] ================================================================== [ 28.994466][ T372] BUG: KASAN: slab-out-of-bounds in l2cap_sock_setsockopt+0x17a6/0x1e00 [ 29.002847][ T372] Read of size 4 at addr ffff88810cabe233 by task syz.2.17/372 [ 29.010394][ T372] [ 29.012729][ T372] CPU: 0 PID: 372 Comm: syz.2.17 Not tainted syzkaller #0 [ 29.019841][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 29.030046][ T372] Call Trace: [ 29.033337][ T372] [ 29.036378][ T372] __dump_stack+0x21/0x30 [ 29.040844][ T372] dump_stack_lvl+0x110/0x170 [ 29.045675][ T372] ? show_regs_print_info+0x20/0x20 [ 29.051323][ T372] ? load_image+0x3f0/0x3f0 [ 29.055868][ T372] ? lock_sock_nested+0x217/0x2a0 [ 29.061029][ T372] print_address_description+0x7f/0x2c0 [ 29.066594][ T372] ? l2cap_sock_setsockopt+0x17a6/0x1e00 [ 29.072280][ T372] kasan_report+0x10f/0x150 [ 29.076827][ T372] ? memcpy+0x56/0x70 [ 29.080836][ T372] ? l2cap_sock_setsockopt+0x17a6/0x1e00 [ 29.086588][ T372] __asan_report_load_n_noabort+0xf/0x20 [ 29.092330][ T372] l2cap_sock_setsockopt+0x17a6/0x1e00 [ 29.098068][ T372] ? selinux_socket_setsockopt+0x282/0x360 [ 29.103997][ T372] ? __cgroup_bpf_run_filter_sysctl+0x760/0x760 [ 29.110252][ T372] ? link_create+0x650/0x950 [ 29.114858][ T372] ? l2cap_sock_shutdown+0xb90/0xb90 [ 29.120150][ T372] ? security_socket_setsockopt+0x82/0xa0 [ 29.125963][ T372] ? l2cap_sock_shutdown+0xb90/0xb90 [ 29.131260][ T372] __sys_setsockopt+0x2e9/0x470 [ 29.136133][ T372] ? __ia32_sys_recv+0xb0/0xb0 [ 29.140917][ T372] __x64_sys_setsockopt+0xbf/0xd0 [ 29.145948][ T372] x64_sys_call+0x982/0x9a0 [ 29.150497][ T372] do_syscall_64+0x4c/0xa0 [ 29.154936][ T372] ? clear_bhb_loop+0x50/0xa0 [ 29.159645][ T372] ? clear_bhb_loop+0x50/0xa0 [ 29.164336][ T372] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 29.170256][ T372] RIP: 0033:0x7ff405863e59 [ 29.174698][ T372] 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 e8 ff ff ff f7 d8 64 89 01 48 [ 29.194322][ T372] RSP: 002b:00007ffca3b44d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 29.203101][ T372] RAX: ffffffffffffffda RBX: 00007ff405adcfa0 RCX: 00007ff405863e59 [ 29.211164][ T372] RDX: 0000000000000003 RSI: 0000000000000006 RDI: 0000000000000004 [ 29.219271][ T372] RBP: 00007ff4058f9e6f R08: 0000000000000002 R09: 0000000000000000 [ 29.227266][ T372] R10: 0000200000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.235260][ T372] R13: 00007ff405adcfac R14: 00007ff405adcfa0 R15: 00007ff405adcfa0 [ 29.243251][ T372] [ 29.246290][ T372] [ 29.248633][ T372] Allocated by task 372: [ 29.252893][ T372] __kasan_kmalloc+0xd4/0x100 [ 29.257592][ T372] __kmalloc+0x13d/0x2c0 [ 29.261855][ T372] __cgroup_bpf_run_filter_setsockopt+0x8e7/0xaa0 [ 29.268287][ T372] __sys_setsockopt+0x40e/0x470 [ 29.273158][ T372] __x64_sys_setsockopt+0xbf/0xd0 [ 29.278196][ T372] x64_sys_call+0x982/0x9a0 [ 29.282711][ T372] do_syscall_64+0x4c/0xa0 [ 29.287146][ T372] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 29.293058][ T372] [ 29.295394][ T372] The buggy address belongs to the object at ffff88810cabe230 [ 29.295394][ T372] which belongs to the cache kmalloc-8 of size 8 [ 29.309111][ T372] The buggy address is located 3 bytes inside of [ 29.309111][ T372] 8-byte region [ffff88810cabe230, ffff88810cabe238) [ 29.322056][ T372] The buggy address belongs to the page: [ 29.327710][ T372] page:ffffea000432af80 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10cabe [ 29.337967][ T372] flags: 0x4000000000000200(slab|zone=1) [ 29.343626][ T372] raw: 4000000000000200 dead000000000100 dead000000000122 ffff888100042300 [ 29.352224][ T372] raw: 0000000000000000 0000000080660066 00000001ffffffff 0000000000000000 [ 29.360819][ T372] page dumped because: kasan: bad access detected [ 29.367244][ T372] page_owner tracks the page as allocated [ 29.372982][ T372] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY), pid 1, ts 4747472485, free_ts 0 [ 29.387844][ T372] post_alloc_hook+0x192/0x1b0 [ 29.392628][ T372] prep_new_page+0x1c/0x110 [ 29.397242][ T372] get_page_from_freelist+0x2c3a/0x2cd0 [ 29.402807][ T372] __alloc_pages+0x1a2/0x460 [ 29.407426][ T372] new_slab+0xa0/0x4d0 [ 29.411519][ T372] ___slab_alloc+0x3ac/0x840 [ 29.416132][ T372] __slab_alloc+0x49/0x90 [ 29.420480][ T372] __kmalloc_track_caller+0x169/0x2c0 [ 29.425875][ T372] kstrdup+0x36/0x70 [ 29.429788][ T372] get_permissions_callback+0x46/0xa0 [ 29.435261][ T372] hashtab_map+0xf4/0x1f0 [ 29.439713][ T372] security_get_permissions+0x10e/0x370 [ 29.445427][ T372] sel_make_policy_nodes+0xd8e/0x1350 [ 29.450849][ T372] sel_write_load+0x3dc/0x600 [ 29.455581][ T372] vfs_write+0x404/0xfd0 [ 29.459943][ T372] ksys_write+0x14a/0x260 [ 29.464379][ T372] page_owner free stack trace missing [ 29.469937][ T372] [ 29.472268][ T372] Memory state around the buggy address: [ 29.477911][ T372] ffff88810cabe100: fc fc fc fb fc fc fc fc fa fc fc fc fc fb fc fc [ 29.486673][ T372] ffff88810cabe180: fc fc fa fc fc fc fc fa fc fc fc fc fa fc fc fc [ 29.495175][ T372] >ffff88810cabe200: fc 05 fc fc fc fc 02 fc fc fc fc 05 fc fc fc fc [ 29.503621][ T372] ^ [ 29.509284][ T372] ffff88810cabe280: fb fc fc fc fc 05 fc fc fc fc fb fc fc fc fc fb [ 29.517459][ T372] ffff88810cabe300: fc fc fc fc fa fc fc fc fc fb fc fc fc fc fb fc [ 29.526259][ T372] ================================================================== [ 29.534551][ T372] Disabling lock debugging due to kernel taint