Warning: Permanently added '10.128.1.14' (ECDSA) to the list of known hosts. executing program [ 40.599049][ T3595] Bluetooth: hci0: Unknown advertising packet type: 0x6678 [ 40.599114][ T3595] ================================================================== [ 40.614446][ T3595] BUG: KASAN: slab-out-of-bounds in hci_le_meta_evt+0x11d3/0x3b90 [ 40.622253][ T3595] Read of size 1 at addr ffff888075593c0a by task kworker/u5:1/3595 [ 40.630223][ T3595] [ 40.632551][ T3595] CPU: 0 PID: 3595 Comm: kworker/u5:1 Not tainted 5.15.104-syzkaller #0 [ 40.640862][ T3595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 40.650904][ T3595] Workqueue: hci0 hci_rx_work [ 40.655583][ T3595] Call Trace: [ 40.658852][ T3595] [ 40.661774][ T3595] dump_stack_lvl+0x1e3/0x2cb [ 40.666447][ T3595] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 40.672070][ T3595] ? _printk+0xd1/0x111 [ 40.676217][ T3595] ? __wake_up_klogd+0xcc/0x100 [ 40.681058][ T3595] ? panic+0x84d/0x84d [ 40.685112][ T3595] ? _raw_spin_lock_irqsave+0xdd/0x120 [ 40.690567][ T3595] print_address_description+0x63/0x3b0 [ 40.696106][ T3595] ? hci_le_meta_evt+0x11d3/0x3b90 [ 40.701207][ T3595] kasan_report+0x16b/0x1c0 [ 40.705700][ T3595] ? hci_le_meta_evt+0x11d3/0x3b90 [ 40.710820][ T3595] hci_le_meta_evt+0x11d3/0x3b90 [ 40.715753][ T3595] ? __mutex_lock_common+0x444/0x25a0 [ 40.721119][ T3595] ? hci_remote_host_features_evt+0x260/0x260 [ 40.727193][ T3595] ? __mutex_unlock_slowpath+0x218/0x750 [ 40.732815][ T3595] ? hci_event_packet+0x3b4/0x1480 [ 40.737943][ T3595] ? mutex_unlock+0x10/0x10 [ 40.742437][ T3595] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 40.748414][ T3595] ? print_irqtrace_events+0x210/0x210 [ 40.753863][ T3595] hci_event_packet+0xc28/0x1480 [ 40.758802][ T3595] ? rcu_lock_release+0x20/0x20 [ 40.763653][ T3595] ? hci_send_to_monitor+0x99/0x4d0 [ 40.768841][ T3595] hci_rx_work+0x240/0x7d0 [ 40.773248][ T3595] ? do_raw_spin_unlock+0x137/0x8b0 [ 40.778439][ T3595] process_one_work+0x8a1/0x10c0 [ 40.783379][ T3595] ? worker_detach_from_pool+0x260/0x260 [ 40.789007][ T3595] ? _raw_spin_lock_irqsave+0x120/0x120 [ 40.794541][ T3595] ? kthread_data+0x4e/0xc0 [ 40.799033][ T3595] ? wq_worker_running+0x97/0x170 [ 40.804068][ T3595] worker_thread+0xaca/0x1280 [ 40.808752][ T3595] kthread+0x3f6/0x4f0 [ 40.812815][ T3595] ? rcu_lock_release+0x20/0x20 [ 40.817667][ T3595] ? kthread_blkcg+0xd0/0xd0 [ 40.822245][ T3595] ret_from_fork+0x1f/0x30 [ 40.826658][ T3595] [ 40.829663][ T3595] [ 40.831973][ T3595] Allocated by task 3593: [ 40.836279][ T3595] ____kasan_kmalloc+0xba/0xf0 [ 40.841029][ T3595] __kmalloc_node_track_caller+0x195/0x390 [ 40.846823][ T3595] __alloc_skb+0x12c/0x590 [ 40.851239][ T3595] vhci_write+0xbc/0x430 [ 40.855469][ T3595] vfs_write+0xacf/0xe50 [ 40.859695][ T3595] ksys_write+0x1a2/0x2c0 [ 40.864008][ T3595] do_syscall_64+0x3d/0xb0 [ 40.868426][ T3595] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.874306][ T3595] [ 40.876616][ T3595] The buggy address belongs to the object at ffff888075593800 [ 40.876616][ T3595] which belongs to the cache kmalloc-1k of size 1024 [ 40.890651][ T3595] The buggy address is located 10 bytes to the right of [ 40.890651][ T3595] 1024-byte region [ffff888075593800, ffff888075593c00) [ 40.904433][ T3595] The buggy address belongs to the page: [ 40.910048][ T3595] page:ffffea0001d56400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x75590 [ 40.920203][ T3595] head:ffffea0001d56400 order:3 compound_mapcount:0 compound_pincount:0 [ 40.928510][ T3595] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 40.936483][ T3595] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888011c41dc0 [ 40.945054][ T3595] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 40.953615][ T3595] page dumped because: kasan: bad access detected [ 40.960008][ T3595] page_owner tracks the page as allocated [ 40.965702][ T3595] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3593, ts 40595429987, free_ts 34562852602 [ 40.984807][ T3595] get_page_from_freelist+0x322a/0x33c0 [ 40.990346][ T3595] __alloc_pages+0x272/0x700 [ 40.994929][ T3595] new_slab+0xbb/0x4b0 [ 40.998985][ T3595] ___slab_alloc+0x6f6/0xe10 [ 41.003560][ T3595] kmem_cache_alloc_trace+0x1a0/0x290 [ 41.008915][ T3595] rxrpc_alloc_connection+0x72/0x420 [ 41.014187][ T3595] rxrpc_prealloc_service_connection+0x1f/0x5a0 [ 41.020412][ T3595] rxrpc_service_prealloc_one+0x2c5/0xf50 [ 41.026119][ T3595] rxrpc_kernel_charge_accept+0xce/0x100 [ 41.031734][ T3595] afs_charge_preallocation+0xb6/0x2b0 [ 41.037195][ T3595] afs_open_socket+0x455/0x600 [ 41.041943][ T3595] afs_net_init+0x7b5/0x990 [ 41.046430][ T3595] ops_init+0x356/0x600 [ 41.050572][ T3595] setup_net+0x358/0x9e0 [ 41.054804][ T3595] copy_net_ns+0x395/0x5d0 [ 41.059236][ T3595] create_new_namespaces+0x425/0x7a0 [ 41.064509][ T3595] page last free stack trace: [ 41.069163][ T3595] free_unref_page_prepare+0xc34/0xcf0 [ 41.074607][ T3595] free_unref_page+0x95/0x2d0 [ 41.079268][ T3595] __unfreeze_partials+0x1b7/0x210 [ 41.084387][ T3595] put_cpu_partial+0x132/0x1a0 [ 41.089146][ T3595] ___cache_free+0xe3/0x100 [ 41.093638][ T3595] qlist_free_all+0x36/0x90 [ 41.098128][ T3595] kasan_quarantine_reduce+0x162/0x180 [ 41.103571][ T3595] __kasan_slab_alloc+0x2f/0xc0 [ 41.108411][ T3595] slab_post_alloc_hook+0x53/0x380 [ 41.113524][ T3595] kmem_cache_alloc+0xf3/0x280 [ 41.118273][ T3595] getname_flags+0xb8/0x4e0 [ 41.122763][ T3595] user_path_at_empty+0x2a/0x180 [ 41.127686][ T3595] vfs_statx+0x106/0x3b0 [ 41.131917][ T3595] __x64_sys_newfstatat+0x12c/0x1b0 [ 41.137103][ T3595] do_syscall_64+0x3d/0xb0 [ 41.141505][ T3595] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.147402][ T3595] [ 41.149710][ T3595] Memory state around the buggy address: [ 41.155338][ T3595] ffff888075593b00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 41.163385][ T3595] ffff888075593b80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 41.171431][ T3595] >ffff888075593c00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.179473][ T3595] ^ [ 41.183784][ T3595] ffff888075593c80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.191829][ T3595] ffff888075593d00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.199873][ T3595] ================================================================== [ 41.207916][ T3595] Disabling lock debugging due to kernel taint [ 41.214242][ T3595] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 41.221432][ T3595] CPU: 0 PID: 3595 Comm: kworker/u5:1 Tainted: G B 5.15.104-syzkaller #0 [ 41.231142][ T3595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 41.241179][ T3595] Workqueue: hci0 hci_rx_work [ 41.245841][ T3595] Call Trace: [ 41.249102][ T3595] [ 41.252015][ T3595] dump_stack_lvl+0x1e3/0x2cb [ 41.256674][ T3595] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 41.262282][ T3595] ? panic+0x84d/0x84d [ 41.266422][ T3595] ? rcu_is_watching+0x11/0xa0 [ 41.271161][ T3595] ? preempt_schedule_common+0xa6/0xd0 [ 41.276596][ T3595] panic+0x318/0x84d [ 41.280809][ T3595] ? asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 41.286964][ T3595] ? check_panic_on_warn+0x1d/0xa0 [ 41.292076][ T3595] ? fb_is_primary_device+0xcc/0xcc [ 41.297257][ T3595] ? _raw_spin_unlock_irqrestore+0x128/0x130 [ 41.303215][ T3595] ? _raw_spin_unlock+0x40/0x40 [ 41.308041][ T3595] check_panic_on_warn+0x7e/0xa0 [ 41.312972][ T3595] ? hci_le_meta_evt+0x11d3/0x3b90 [ 41.318098][ T3595] end_report+0x6d/0xf0 [ 41.322232][ T3595] kasan_report+0x18e/0x1c0 [ 41.326709][ T3595] ? hci_le_meta_evt+0x11d3/0x3b90 [ 41.331798][ T3595] hci_le_meta_evt+0x11d3/0x3b90 [ 41.336730][ T3595] ? __mutex_lock_common+0x444/0x25a0 [ 41.342097][ T3595] ? hci_remote_host_features_evt+0x260/0x260 [ 41.348139][ T3595] ? __mutex_unlock_slowpath+0x218/0x750 [ 41.353749][ T3595] ? hci_event_packet+0x3b4/0x1480 [ 41.358839][ T3595] ? mutex_unlock+0x10/0x10 [ 41.363318][ T3595] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 41.369299][ T3595] ? print_irqtrace_events+0x210/0x210 [ 41.374741][ T3595] hci_event_packet+0xc28/0x1480 [ 41.379664][ T3595] ? rcu_lock_release+0x20/0x20 [ 41.384497][ T3595] ? hci_send_to_monitor+0x99/0x4d0 [ 41.389686][ T3595] hci_rx_work+0x240/0x7d0 [ 41.394082][ T3595] ? do_raw_spin_unlock+0x137/0x8b0 [ 41.399260][ T3595] process_one_work+0x8a1/0x10c0 [ 41.404178][ T3595] ? worker_detach_from_pool+0x260/0x260 [ 41.409789][ T3595] ? _raw_spin_lock_irqsave+0x120/0x120 [ 41.415337][ T3595] ? kthread_data+0x4e/0xc0 [ 41.419819][ T3595] ? wq_worker_running+0x97/0x170 [ 41.424818][ T3595] worker_thread+0xaca/0x1280 [ 41.429481][ T3595] kthread+0x3f6/0x4f0 [ 41.433538][ T3595] ? rcu_lock_release+0x20/0x20 [ 41.438366][ T3595] ? kthread_blkcg+0xd0/0xd0 [ 41.442942][ T3595] ret_from_fork+0x1f/0x30 [ 41.447344][ T3595] [ 41.450744][ T3595] Kernel Offset: disabled [ 41.455087][ T3595] Rebooting in 86400 seconds..