Warning: Permanently added '10.128.0.60' (ED25519) to the list of known hosts. 2026/07/30 09:44:46 parsed 1 programs 2026/07/30 09:44:46 serving rpc on tcp://44147 [ 23.366800][ T30] audit: type=1400 audit(1785404686.484:64): 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 [ 23.387602][ T30] audit: type=1400 audit(1785404686.484:65): 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 [ 23.990432][ T30] audit: type=1400 audit(1785404687.114:66): 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 [ 23.991494][ T299] cgroup: Unknown subsys name 'net' [ 24.013071][ T30] audit: type=1400 audit(1785404687.114:67): 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 [ 24.040414][ T30] audit: type=1400 audit(1785404687.144:68): 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 [ 24.040530][ T299] cgroup: Unknown subsys name 'devices' [ 24.180800][ T299] cgroup: Unknown subsys name 'hugetlb' [ 24.186382][ T299] cgroup: Unknown subsys name 'rlimit' [ 24.326738][ T30] audit: type=1400 audit(1785404687.444:69): 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 [ 24.349953][ T30] audit: type=1400 audit(1785404687.444:70): 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 [ 24.355110][ T303] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.370439][ T30] audit: type=1400 audit(1785404687.444:71): 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 [ 24.399056][ T30] audit: type=1400 audit(1785404687.444:72): 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 [ 24.419249][ T30] audit: type=1400 audit(1785404687.444:73): 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 [ 24.448776][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.841875][ T305] request_module fs-gadgetfs succeeded, but still no fs? [ 24.958415][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.965487][ T315] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.972963][ T315] device bridge_slave_0 entered promiscuous mode [ 24.979900][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.986910][ T315] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.994446][ T315] device bridge_slave_1 entered promiscuous mode [ 25.028363][ T315] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.035417][ T315] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.042700][ T315] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.049733][ T315] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.066512][ T316] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.073858][ T316] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.081532][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.088881][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.098078][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.106233][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.113259][ T316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.121733][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.129909][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.136908][ T316] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.148572][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.157477][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.170213][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.181090][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.189015][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.196523][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.205392][ T315] device veth0_vlan entered promiscuous mode [ 25.214363][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 25.223357][ T315] device veth1_macvtap entered promiscuous mode [ 25.231994][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.242317][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.270012][ T315] syz-executor (315) used greatest stack depth: 21504 bytes left 2026/07/30 09:44:49 executed programs: 0 [ 25.899950][ T8] device bridge_slave_1 left promiscuous mode [ 25.906099][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.913998][ T8] device bridge_slave_0 left promiscuous mode [ 25.920129][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.927699][ T8] device veth1_macvtap left promiscuous mode [ 25.933711][ T8] device veth0_vlan left promiscuous mode [ 26.013478][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.020745][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.028107][ T367] device bridge_slave_0 entered promiscuous mode [ 26.035033][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.042070][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.049272][ T367] device bridge_slave_1 entered promiscuous mode [ 26.090829][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.098159][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.106456][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.114887][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.123026][ T316] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.130053][ T316] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.137349][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.145691][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.153942][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.162145][ T316] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.169144][ T316] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.180020][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.188810][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.201106][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.213128][ T367] device veth0_vlan entered promiscuous mode [ 26.220283][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.228216][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.235627][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.248157][ T367] device veth1_macvtap entered promiscuous mode [ 26.255064][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.269590][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.277878][ T316] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.296528][ T373] ================================================================== [ 26.304597][ T373] BUG: KASAN: use-after-free in firmware_param_path_get+0x348/0x350 [ 26.312568][ T373] Write of size 1 at addr ffff8881117b7fff by task syz.2.17/373 [ 26.320171][ T373] [ 26.322481][ T373] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0 [ 26.329560][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 26.339596][ T373] Call Trace: [ 26.342850][ T373] [ 26.345757][ T373] __dump_stack+0x21/0x30 [ 26.350060][ T373] dump_stack_lvl+0x110/0x170 [ 26.354708][ T373] ? show_regs_print_info+0x20/0x20 [ 26.359896][ T373] ? load_image+0x3f0/0x3f0 [ 26.364375][ T373] print_address_description+0x7f/0x2c0 [ 26.369892][ T373] ? firmware_param_path_get+0x348/0x350 [ 26.375514][ T373] kasan_report+0x10f/0x150 [ 26.379993][ T373] ? firmware_param_path_get+0x348/0x350 [ 26.385604][ T373] __asan_report_store1_noabort+0x17/0x20 [ 26.391299][ T373] firmware_param_path_get+0x348/0x350 [ 26.396733][ T373] param_attr_show+0x150/0x1b0 [ 26.401490][ T373] ? module_destroy_params+0x100/0x100 [ 26.406925][ T373] ? param_attr_store+0x320/0x320 [ 26.411923][ T373] module_attr_show+0x56/0x70 [ 26.416576][ T373] sysfs_kf_seq_show+0x266/0x3d0 [ 26.421488][ T373] kernfs_seq_show+0x119/0x160 [ 26.426226][ T373] seq_read_iter+0x472/0xce0 [ 26.430793][ T373] kernfs_fop_read_iter+0x146/0x460 [ 26.435965][ T373] vfs_read+0x6c0/0xc20 [ 26.440109][ T373] ? kernel_read+0x1f0/0x1f0 [ 26.444670][ T373] ? __kasan_check_read+0x11/0x20 [ 26.449676][ T373] ? __fdget_pos+0x2d9/0x380 [ 26.454247][ T373] ksys_read+0x14a/0x260 [ 26.458460][ T373] ? vfs_write+0xfd0/0xfd0 [ 26.462869][ T373] ? debug_smp_processor_id+0x17/0x20 [ 26.468215][ T373] __x64_sys_read+0x7b/0x90 [ 26.472695][ T373] x64_sys_call+0x96d/0x9a0 [ 26.477174][ T373] do_syscall_64+0x4c/0xa0 [ 26.481563][ T373] ? clear_bhb_loop+0x50/0xa0 [ 26.486214][ T373] ? clear_bhb_loop+0x50/0xa0 [ 26.490883][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.496751][ T373] RIP: 0033:0x7f459bb3ef99 [ 26.501159][ T373] 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 [ 26.520739][ T373] RSP: 002b:00007fff36663de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 26.529136][ T373] RAX: ffffffffffffffda RBX: 00007f459bdc6fa0 RCX: 00007f459bb3ef99 [ 26.537084][ T373] RDX: 000000000000204e RSI: 0000200000002440 RDI: 0000000000000003 [ 26.545030][ T373] RBP: 00007f459bbd5ec4 R08: 0000000000000000 R09: 0000000000000000 [ 26.552977][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.560920][ T373] R13: 00007f459bdc6fac R14: 00007f459bdc6fa0 R15: 00007f459bdc6fa0 [ 26.568870][ T373] [ 26.571863][ T373] [ 26.574158][ T373] The buggy address belongs to the page: [ 26.579766][ T373] page:ffffea000445edc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1117b7 [ 26.589976][ T373] flags: 0x4000000000000000(zone=1) [ 26.595153][ T373] raw: 4000000000000000 0000000000000000 ffffea000445edc8 0000000000000000 [ 26.603705][ T373] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 26.612255][ T373] page dumped because: kasan: bad access detected [ 26.618649][ T373] page_owner tracks the page as freed [ 26.623999][ T373] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 112, ts 4118247764, free_ts 26265553277 [ 26.642893][ T373] post_alloc_hook+0x192/0x1b0 [ 26.647721][ T373] prep_new_page+0x1c/0x110 [ 26.652210][ T373] get_page_from_freelist+0x2c3a/0x2cd0 [ 26.657733][ T373] __alloc_pages+0x1a2/0x460 [ 26.662293][ T373] new_slab+0xa0/0x4d0 [ 26.666332][ T373] ___slab_alloc+0x3ac/0x840 [ 26.670895][ T373] __slab_alloc+0x49/0x90 [ 26.675196][ T373] kmem_cache_alloc+0x138/0x260 [ 26.680028][ T373] getname_flags+0xba/0x510 [ 26.684503][ T373] getname+0x19/0x20 [ 26.688373][ T373] do_sys_openat2+0xeb/0x7f0 [ 26.692940][ T373] __x64_sys_openat+0x136/0x160 [ 26.697761][ T373] x64_sys_call+0x219/0x9a0 [ 26.702252][ T373] do_syscall_64+0x4c/0xa0 [ 26.706648][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.712526][ T373] page last free stack trace: [ 26.717171][ T373] free_unref_page_prepare+0x5fa/0x600 [ 26.722604][ T373] free_unref_page+0xae/0x540 [ 26.727251][ T373] __free_pages+0x6c/0x100 [ 26.731635][ T373] __free_slab+0xe5/0x1e0 [ 26.735943][ T373] __unfreeze_partials+0x15a/0x190 [ 26.741023][ T373] put_cpu_partial+0xc6/0x120 [ 26.745674][ T373] __slab_free+0x1d4/0x290 [ 26.750061][ T373] ___cache_free+0x104/0x120 [ 26.754626][ T373] qlink_free+0x4d/0x90 [ 26.758756][ T373] qlist_free_all+0x5f/0xb0 [ 26.763228][ T373] kasan_quarantine_reduce+0x14a/0x170 [ 26.768661][ T373] __kasan_slab_alloc+0x2f/0xe0 [ 26.773482][ T373] slab_post_alloc_hook+0x4f/0x2b0 [ 26.778568][ T373] kmem_cache_alloc_trace+0xfb/0x270 [ 26.783832][ T373] ____ip_mc_inc_group+0x1a5/0x7f0 [ 26.788921][ T373] ip_mc_up+0x112/0x1f0 [ 26.793048][ T373] [ 26.795349][ T373] Memory state around the buggy address: [ 26.800947][ T373] ffff8881117b7e80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 26.808979][ T373] ffff8881117b7f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 26.817012][ T373] >ffff8881117b7f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 26.825044][ T373] ^ [ 26.832992][ T373] ffff8881117b8000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 26.841027][ T373] ffff8881117b8080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 26.849058][ T373] ================================================================== [ 26.857089][ T373] Disabling lock debugging due to kernel taint