Warning: Permanently added '10.128.0.110' (ED25519) to the list of known hosts.
2026/10/25 14:20:24 parsed 1 programs
2026/10/25 14:20:24 serving rpc on tcp://36459
[ 31.082905][ T28] audit: type=1400 audit(1792938024.110:64): avc: denied { node_bind } for pid=294 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 31.103827][ T28] audit: type=1400 audit(1792938024.110:65): avc: denied { module_request } for pid=294 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
[ 32.222593][ T28] audit: type=1400 audit(1792938025.250:66): avc: denied { mounton } for pid=300 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
[ 32.225656][ T300] cgroup: Unknown subsys name 'net'
[ 32.245251][ T28] audit: type=1400 audit(1792938025.250:67): avc: denied { mount } for pid=300 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
[ 32.272562][ T28] audit: type=1400 audit(1792938025.280:68): avc: denied { unmount } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 32.272874][ T300] cgroup: Unknown subsys name 'devices'
[ 32.418695][ T300] cgroup: Unknown subsys name 'hugetlb'
[ 32.424393][ T300] cgroup: Unknown subsys name 'rlimit'
[ 32.565434][ T28] audit: type=1400 audit(1792938025.590:69): avc: denied { setattr } for pid=300 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 32.588638][ T28] audit: type=1400 audit(1792938025.600:70): avc: denied { create } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 32.609039][ T28] audit: type=1400 audit(1792938025.600:71): avc: denied { write } for pid=300 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 32.629297][ T28] audit: type=1400 audit(1792938025.600:72): avc: denied { read } for pid=300 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
[ 32.649537][ T28] audit: type=1400 audit(1792938025.600:73): avc: denied { mounton } for pid=300 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
[ 32.675313][ T304] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 32.716667][ T300] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 33.344750][ T306] request_module fs-gadgetfs succeeded, but still no fs?
[ 33.521413][ T322] bridge0: port 1(bridge_slave_0) entered blocking state
[ 33.529062][ T322] bridge0: port 1(bridge_slave_0) entered disabled state
[ 33.536429][ T322] device bridge_slave_0 entered promiscuous mode
[ 33.544342][ T322] bridge0: port 2(bridge_slave_1) entered blocking state
[ 33.551444][ T322] bridge0: port 2(bridge_slave_1) entered disabled state
[ 33.558822][ T322] device bridge_slave_1 entered promiscuous mode
[ 33.601174][ T322] bridge0: port 2(bridge_slave_1) entered blocking state
[ 33.608230][ T322] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 33.615480][ T322] bridge0: port 1(bridge_slave_0) entered blocking state
[ 33.622533][ T322] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 33.643069][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 33.650715][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 33.657985][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 33.668249][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 33.676440][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 33.683494][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 33.692173][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 33.700387][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 33.707420][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 33.720568][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 33.730084][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 33.744378][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 33.756438][ T322] device veth0_vlan entered promiscuous mode
[ 33.762757][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 33.771029][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 33.778597][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 33.789479][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 33.799407][ T322] device veth1_macvtap entered promiscuous mode
[ 33.808449][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 33.818368][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 33.846742][ T322] syz-executor (322) used greatest stack depth: 21880 bytes left
2026/10/25 14:20:27 executed programs: 0
[ 34.549401][ T43] device bridge_slave_1 left promiscuous mode
[ 34.565718][ T43] bridge0: port 2(bridge_slave_1) entered disabled state
[ 34.573458][ T43] device bridge_slave_0 left promiscuous mode
[ 34.581614][ T43] bridge0: port 1(bridge_slave_0) entered disabled state
[ 34.596479][ T43] device veth1_macvtap left promiscuous mode
[ 34.602556][ T43] device veth0_vlan left promiscuous mode
[ 34.712234][ T369] bridge0: port 1(bridge_slave_0) entered blocking state
[ 34.719626][ T369] bridge0: port 1(bridge_slave_0) entered disabled state
[ 34.727225][ T369] device bridge_slave_0 entered promiscuous mode
[ 34.734268][ T369] bridge0: port 2(bridge_slave_1) entered blocking state
[ 34.741572][ T369] bridge0: port 2(bridge_slave_1) entered disabled state
[ 34.749185][ T369] device bridge_slave_1 entered promiscuous mode
[ 34.790963][ T369] bridge0: port 2(bridge_slave_1) entered blocking state
[ 34.798016][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 34.805250][ T369] bridge0: port 1(bridge_slave_0) entered blocking state
[ 34.812292][ T369] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 34.831591][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 34.839510][ T328] bridge0: port 1(bridge_slave_0) entered disabled state
[ 34.846772][ T328] bridge0: port 2(bridge_slave_1) entered disabled state
[ 34.855657][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 34.864205][ T328] bridge0: port 1(bridge_slave_0) entered blocking state
[ 34.871280][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 34.879748][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 34.888064][ T328] bridge0: port 2(bridge_slave_1) entered blocking state
[ 34.895085][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 34.907601][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 34.927673][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 34.937437][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 34.947423][ T369] device veth0_vlan entered promiscuous mode
[ 34.954013][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 34.962521][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 34.970302][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 34.981143][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 34.990552][ T369] device veth1_macvtap entered promiscuous mode
[ 35.000999][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 35.014841][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 35.067094][ C0] ==================================================================
[ 35.075183][ C0] BUG: KASAN: use-after-free in rcu_cblist_dequeue+0x6c/0xb0
[ 35.082597][ C0] Read of size 8 at addr ffff888113ff2990 by task swapper/0/0
[ 35.090074][ C0]
[ 35.092402][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0
[ 35.099428][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[ 35.109511][ C0] Call Trace:
[ 35.112850][ C0]
[ 35.115729][ C0] __dump_stack+0x21/0x24
[ 35.120080][ C0] dump_stack_lvl+0x110/0x170
[ 35.124794][ C0] ? __cfi_dump_stack_lvl+0x8/0x8
[ 35.129832][ C0] ? debug_smp_processor_id+0x17/0x20
[ 35.135231][ C0] ? rcu_cblist_dequeue+0x6c/0xb0
[ 35.140278][ C0] print_address_description+0x71/0x200
[ 35.145859][ C0] print_report+0x4a/0x60
[ 35.150221][ C0] kasan_report+0x122/0x150
[ 35.154781][ C0] ? rcu_cblist_dequeue+0x6c/0xb0
[ 35.159831][ C0] __asan_report_load8_noabort+0x14/0x20
[ 35.165473][ C0] rcu_cblist_dequeue+0x6c/0xb0
[ 35.170344][ C0] rcu_do_batch+0x4bc/0xc30
[ 35.174863][ C0] ? rcu_core+0xf00/0xf00
[ 35.179220][ C0] ? __kasan_check_write+0x14/0x20
[ 35.184346][ C0] ? _raw_spin_lock_irqsave+0xc2/0x130
[ 35.189815][ C0] ? __cfi__raw_spin_lock_irqsave+0x10/0x10
[ 35.195717][ C0] ? _raw_spin_unlock_irqrestore+0x5a/0x80
[ 35.201537][ C0] ? rcu_report_qs_rnp+0x2b9/0x390
[ 35.206680][ C0] rcu_core+0x486/0xf00
[ 35.210842][ C0] ? rcu_cpu_kthread_park+0x90/0x90
[ 35.216051][ C0] ? kvm_sched_clock_read+0x18/0x40
[ 35.221272][ C0] ? run_rebalance_domains+0xf7/0x1c0
[ 35.226669][ C0] rcu_core_si+0x9/0x10
[ 35.230863][ C0] handle_softirqs+0x1dd/0x5f0
[ 35.235652][ C0] __irq_exit_rcu+0x52/0xf0
[ 35.240169][ C0] irq_exit_rcu+0x9/0x10
[ 35.244419][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0
[ 35.250064][ C0]
[ 35.253015][ C0]
[ 35.255969][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20
[ 35.261977][ C0] RIP: 0010:default_idle+0xf/0x20
[ 35.267018][ C0] Code: cc 00 00 cc cc 00 00 cc cc 00 00 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 55 48 89 e5 66 90 0f 00 2d 83 48 64 00 fb f4 <5d> c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90
[ 35.286644][ C0] RSP: 0018:ffffffff87007d58 EFLAGS: 00000257
[ 35.292720][ C0] RAX: ffff8881f6e00000 RBX: ffffffff8701c680 RCX: 35d7c274b7eaed00
[ 35.300704][ C0] RDX: 0000000000000001 RSI: ffffffff85ca7440 RDI: ffffffff85ca7400
[ 35.308678][ C0] RBP: ffffffff87007d58 R08: ffff8881f6e348b3 R09: 1ffff1103edc6916
[ 35.316650][ C0] R10: 0000000000000000 R11: ffffffff8501e710 R12: dffffc0000000000
[ 35.324621][ C0] R13: 0000000000000000 R14: ffffffff8701c680 R15: dffffc0000000000
[ 35.332602][ C0] ? __cfi_default_idle+0x10/0x10
[ 35.337666][ C0] arch_cpu_idle+0x1c/0x20
[ 35.342089][ C0] default_idle_call+0x71/0x1d0
[ 35.346948][ C0] do_idle+0x354/0x640
[ 35.351041][ C0] ? release_firmware_map_entry+0x190/0x190
[ 35.356963][ C0] ? idle_inject_timer_fn+0x60/0x60
[ 35.362168][ C0] ? debug_smp_processor_id+0x17/0x20
[ 35.367551][ C0] cpu_startup_entry+0x43/0x60
[ 35.372321][ C0] rest_init+0x10a/0x130
[ 35.376570][ C0] ? __cfi_x86_late_time_init+0x8/0x8
[ 35.381944][ C0] arch_call_rest_init+0xe/0x10
[ 35.386811][ C0] start_kernel+0x483/0x4f1
[ 35.391318][ C0] x86_64_start_reservations+0x2a/0x2c
[ 35.396779][ C0] x86_64_start_kernel+0x7c/0x81
[ 35.401726][ C0] secondary_startup_64_no_verify+0xce/0xdb
[ 35.407625][ C0]
[ 35.410649][ C0]
[ 35.412969][ C0] Allocated by task 374:
[ 35.417213][ C0] kasan_set_track+0x4b/0x70
[ 35.421819][ C0] kasan_save_alloc_info+0x1f/0x30
[ 35.426951][ C0] __kasan_kmalloc+0x95/0xb0
[ 35.431553][ C0] __kmalloc+0xb4/0x1e0
[ 35.435724][ C0] l2tp_session_create+0x38/0xbd0
[ 35.440759][ C0] pppol2tp_connect+0xbf5/0x1640
[ 35.445708][ C0] __sys_connect+0x3da/0x460
[ 35.450325][ C0] __x64_sys_connect+0x7a/0x90
[ 35.455111][ C0] x64_sys_call+0x88d/0x9a0
[ 35.459623][ C0] do_syscall_64+0x4c/0xa0
[ 35.464038][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 35.469932][ C0]
[ 35.472258][ C0] Freed by task 328:
[ 35.476150][ C0] kasan_set_track+0x4b/0x70
[ 35.480750][ C0] kasan_save_free_info+0x2b/0x40
[ 35.485779][ C0] ____kasan_slab_free+0x132/0x180
[ 35.490903][ C0] __kasan_slab_free+0x11/0x20
[ 35.495676][ C0] slab_free_freelist_hook+0xc2/0x190
[ 35.501142][ C0] __kmem_cache_free+0xb7/0x1b0
[ 35.506010][ C0] kfree+0x6f/0xf0
[ 35.509743][ C0] l2tp_session_put+0xaf/0x1a0
[ 35.514524][ C0] l2tp_session_delete+0x3df/0x4d0
[ 35.519648][ C0] l2tp_tunnel_del_work+0x199/0x410
[ 35.524855][ C0] process_one_work+0x717/0xc30
[ 35.529710][ C0] worker_thread+0xa4d/0x11d0
[ 35.534391][ C0] kthread+0x281/0x320
[ 35.538462][ C0] ret_from_fork+0x1f/0x30
[ 35.542888][ C0]
[ 35.545213][ C0] Last potentially related work creation:
[ 35.550930][ C0] kasan_save_stack+0x3a/0x60
[ 35.555609][ C0] __kasan_record_aux_stack+0xb6/0xc0
[ 35.560978][ C0] kasan_record_aux_stack_noalloc+0xb/0x10
[ 35.566783][ C0] call_rcu+0xcf/0xf50
[ 35.570859][ C0] pppol2tp_release+0x1e3/0x2b0
[ 35.575720][ C0] sock_close+0xc9/0x220
[ 35.579969][ C0] __fput+0x1fd/0x8f0
[ 35.583956][ C0] ____fput+0x15/0x20
[ 35.587945][ C0] task_work_run+0x1e1/0x250
[ 35.592537][ C0] exit_to_user_mode_loop+0x9b/0xb0
[ 35.597752][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 35.603214][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 35.608677][ C0] do_syscall_64+0x58/0xa0
[ 35.613094][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 35.618988][ C0]
[ 35.621310][ C0] The buggy address belongs to the object at ffff888113ff2800
[ 35.621310][ C0] which belongs to the cache kmalloc-512 of size 512
[ 35.635397][ C0] The buggy address is located 400 bytes inside of
[ 35.635397][ C0] 512-byte region [ffff888113ff2800, ffff888113ff2a00)
[ 35.648691][ C0]
[ 35.651014][ C0] The buggy address belongs to the physical page:
[ 35.657419][ C0] page:ffffea00044ffc00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x113ff0
[ 35.667661][ C0] head:ffffea00044ffc00 order:2 compound_mapcount:0 compound_pincount:0
[ 35.675983][ C0] flags: 0x4000000000010200(slab|head|zone=1)
[ 35.682102][ C0] raw: 4000000000010200 0000000000000000 dead000000000001 ffff888100042f00
[ 35.690737][ C0] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[ 35.699323][ C0] page dumped because: kasan: bad access detected
[ 35.705745][ C0] page_owner tracks the page as allocated
[ 35.711458][ C0] page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 110, tgid 110 (udevd), ts 5742289916, free_ts 0
[ 35.731087][ C0] post_alloc_hook+0x1f5/0x210
[ 35.735866][ C0] prep_new_page+0x1c/0x110
[ 35.740381][ C0] get_page_from_freelist+0x2ca9/0x2d20
[ 35.745944][ C0] __alloc_pages+0x1fa/0x610
[ 35.750546][ C0] alloc_slab_page+0x6e/0xf0
[ 35.755162][ C0] new_slab+0x98/0x3e0
[ 35.759259][ C0] ___slab_alloc+0x70f/0xb70
[ 35.763871][ C0] __slab_alloc+0x5e/0xa0
[ 35.768215][ C0] __kmem_cache_alloc_node+0x204/0x2d0
[ 35.773703][ C0] __kmalloc_node_track_caller+0xa1/0x1e0
[ 35.779429][ C0] __alloc_skb+0x226/0x4a0
[ 35.783853][ C0] alloc_skb_with_frags+0xa8/0x620
[ 35.788997][ C0] sock_alloc_send_pskb+0x87f/0x9a0
[ 35.794207][ C0] unix_dgram_sendmsg+0x5c1/0x1710
[ 35.799331][ C0] sock_write_iter+0x2ea/0x3f0
[ 35.804106][ C0] vfs_write+0x5ef/0xd00
[ 35.808354][ C0] page_owner free stack trace missing
[ 35.813718][ C0]
[ 35.816045][ C0] Memory state around the buggy address:
[ 35.821678][ C0] ffff888113ff2880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 35.829765][ C0] ffff888113ff2900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 35.837838][ C0] >ffff888113ff2980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 35.845907][ C0] ^
[ 35.850496][ C0] ffff888113ff2a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 35.858558][ C0] ffff888113ff2a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 35.866621][ C0] ========================