Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 138.747718][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 139.267984][ T12] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 139.277164][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 139.285425][ T12] usb 1-1: Product: syz [ 139.289834][ T12] usb 1-1: Manufacturer: syz [ 139.294508][ T12] usb 1-1: SerialNumber: syz [ 139.339240][ T12] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 139.977769][ T3219] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 140.187882][ T3219] ===================================================== [ 140.194887][ T3219] BUG: KMSAN: kernel-usb-infoleak in kmsan_handle_urb+0x28/0x40 [ 140.202540][ T3219] CPU: 0 PID: 3219 Comm: kworker/0:2 Not tainted 5.8.0-rc5-syzkaller #0 [ 140.210921][ T3219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.220962][ T3219] Workqueue: events request_firmware_work_func [ 140.227087][ T3219] Call Trace: [ 140.230357][ T3219] dump_stack+0x21c/0x280 [ 140.234675][ T3219] kmsan_report+0xf7/0x1e0 [ 140.239092][ T3219] kmsan_internal_check_memory+0x238/0x3d0 [ 140.244907][ T3219] ? htc_connect_service+0x1057/0x19f0 [ 140.250364][ T3219] ? kmsan_get_metadata+0x116/0x180 [ 140.255546][ T3219] kmsan_handle_urb+0x28/0x40 [ 140.260208][ T3219] usb_submit_urb+0x861/0x2470 [ 140.264957][ T3219] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 140.270755][ T3219] hif_usb_send+0x633/0x1790 [ 140.275440][ T3219] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 140.281231][ T3219] htc_connect_service+0x14b4/0x19f0 [ 140.286495][ T3219] ? hif_usb_sta_drain+0x6c0/0x6c0 [ 140.291585][ T3219] ath9k_wmi_connect+0x178/0x2c0 [ 140.296501][ T3219] ? ath9k_wmi_connect+0x2c0/0x2c0 [ 140.301587][ T3219] ? ath9k_wmi_ctrl_tx+0x50/0x50 [ 140.306505][ T3219] ath9k_init_htc_services+0xf3/0x11f0 [ 140.311949][ T3219] ath9k_htc_probe_device+0x4dc/0x3ed0 [ 140.317403][ T3219] ? ath9k_hif_usb_alloc_urbs+0x1cb8/0x2010 [ 140.323281][ T3219] ath9k_htc_hw_init+0xdf/0x190 [ 140.328115][ T3219] ath9k_hif_usb_firmware_cb+0x42e/0xab0 [ 140.333733][ T3219] request_firmware_work_func+0x1aa/0x2d0 [ 140.339433][ T3219] ? ath9k_hif_request_firmware+0x930/0x930 [ 140.345309][ T3219] ? request_firmware_nowait+0x840/0x840 [ 140.350948][ T3219] process_one_work+0x1688/0x2140 [ 140.355960][ T3219] worker_thread+0x10bc/0x2730 [ 140.360702][ T3219] ? kmsan_get_metadata+0x116/0x180 [ 140.365890][ T3219] kthread+0x551/0x590 [ 140.369938][ T3219] ? process_one_work+0x2140/0x2140 [ 140.375114][ T3219] ? kthread_blkcg+0x110/0x110 [ 140.379857][ T3219] ret_from_fork+0x1f/0x30 [ 140.384268][ T3219] [ 140.386570][ T3219] Uninit was created at: [ 140.390790][ T3219] kmsan_internal_poison_shadow+0x66/0xd0 [ 140.396483][ T3219] kmsan_slab_alloc+0x8a/0xe0 [ 140.401141][ T3219] __kmalloc_node_track_caller+0xeab/0x12e0 [ 140.407010][ T3219] __alloc_skb+0x35f/0xb30 [ 140.411403][ T3219] htc_connect_service+0x1057/0x19f0 [ 140.416663][ T3219] ath9k_wmi_connect+0x178/0x2c0 [ 140.421576][ T3219] ath9k_init_htc_services+0xf3/0x11f0 [ 140.427011][ T3219] ath9k_htc_probe_device+0x4dc/0x3ed0 [ 140.432445][ T3219] ath9k_htc_hw_init+0xdf/0x190 [ 140.437270][ T3219] ath9k_hif_usb_firmware_cb+0x42e/0xab0 [ 140.442880][ T3219] request_firmware_work_func+0x1aa/0x2d0 [ 140.448576][ T3219] process_one_work+0x1688/0x2140 [ 140.453576][ T3219] worker_thread+0x10bc/0x2730 [ 140.458314][ T3219] kthread+0x551/0x590 [ 140.462378][ T3219] ret_from_fork+0x1f/0x30 [ 140.466771][ T3219] [ 140.469092][ T3219] Bytes 4-7 of 18 are uninitialized [ 140.474271][ T3219] Memory access of size 18 starts at ffff88810755bc00 [ 140.481048][ T3219] ===================================================== [ 140.488001][ T3219] Disabling lock debugging due to kernel taint [ 140.494349][ T3219] Kernel panic - not syncing: panic_on_warn set ... [ 140.500925][ T3219] CPU: 0 PID: 3219 Comm: kworker/0:2 Tainted: G B 5.8.0-rc5-syzkaller #0 [ 140.510619][ T3219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.520661][ T3219] Workqueue: events request_firmware_work_func [ 140.526855][ T3219] Call Trace: [ 140.530135][ T3219] dump_stack+0x21c/0x280 [ 140.534449][ T3219] panic+0x4d7/0xef7 [ 140.538331][ T3219] ? add_taint+0x17c/0x210 [ 140.542737][ T3219] kmsan_report+0x1df/0x1e0 [ 140.547220][ T3219] kmsan_internal_check_memory+0x238/0x3d0 [ 140.553049][ T3219] ? htc_connect_service+0x1057/0x19f0 [ 140.558638][ T3219] ? kmsan_get_metadata+0x116/0x180 [ 140.563824][ T3219] kmsan_handle_urb+0x28/0x40 [ 140.568486][ T3219] usb_submit_urb+0x861/0x2470 [ 140.573246][ T3219] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 140.579050][ T3219] hif_usb_send+0x633/0x1790 [ 140.583629][ T3219] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 140.589487][ T3219] htc_connect_service+0x14b4/0x19f0 [ 140.594764][ T3219] ? hif_usb_sta_drain+0x6c0/0x6c0 [ 140.599860][ T3219] ath9k_wmi_connect+0x178/0x2c0 [ 140.604778][ T3219] ? ath9k_wmi_connect+0x2c0/0x2c0 [ 140.609868][ T3219] ? ath9k_wmi_ctrl_tx+0x50/0x50 [ 140.614788][ T3219] ath9k_init_htc_services+0xf3/0x11f0 [ 140.620231][ T3219] ath9k_htc_probe_device+0x4dc/0x3ed0 [ 140.625676][ T3219] ? ath9k_hif_usb_alloc_urbs+0x1cb8/0x2010 [ 140.631561][ T3219] ath9k_htc_hw_init+0xdf/0x190 [ 140.636399][ T3219] ath9k_hif_usb_firmware_cb+0x42e/0xab0 [ 140.642034][ T3219] request_firmware_work_func+0x1aa/0x2d0 [ 140.647737][ T3219] ? ath9k_hif_request_firmware+0x930/0x930 [ 140.653668][ T3219] ? request_firmware_nowait+0x840/0x840 [ 140.659284][ T3219] process_one_work+0x1688/0x2140 [ 140.664298][ T3219] worker_thread+0x10bc/0x2730 [ 140.669093][ T3219] ? kmsan_get_metadata+0x116/0x180 [ 140.674278][ T3219] kthread+0x551/0x590 [ 140.678324][ T3219] ? process_one_work+0x2140/0x2140 [ 140.683498][ T3219] ? kthread_blkcg+0x110/0x110 [ 140.688243][ T3219] ret_from_fork+0x1f/0x30 [ 140.694045][ T3219] Kernel Offset: disabled [ 140.698363][ T3219] Rebooting in 86400 seconds..