[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 140.602136][ T5] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 141.122354][ T5] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 141.132763][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 141.140902][ T5] usb 1-1: Product: syz [ 141.145307][ T5] usb 1-1: Manufacturer: syz [ 141.150068][ T5] usb 1-1: SerialNumber: syz [ 141.194126][ T5] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 141.882273][ T1978] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 142.092074][ C0] ===================================================== [ 142.099209][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x28c/0x1f60 [ 142.101949][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.12.0-rc6-syzkaller #0 [ 142.101949][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.101949][ C0] Call Trace: [ 142.101949][ C0] [ 142.101949][ C0] dump_stack+0x24c/0x2e0 [ 142.101949][ C0] kmsan_report+0xfb/0x1e0 [ 142.101949][ C0] __msan_warning+0x5c/0xa0 [ 142.101949][ C0] ath9k_htc_rx_msg+0x28c/0x1f60 [ 142.101949][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 142.101949][ C0] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 142.101949][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.101949][ C0] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 142.101949][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.101949][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.101949][ C0] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 142.101949][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.101949][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.101949][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.101949][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.101949][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.101949][ C0] dummy_timer+0xda7/0x74f0 [ 142.101949][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.101949][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.101949][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 142.101949][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.101949][ C0] call_timer_fn+0x7d/0x450 [ 142.101949][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.101949][ C0] expire_timers+0x328/0x6c0 [ 142.101949][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.101949][ C0] __run_timers+0x624/0x9e0 [ 142.101949][ C0] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.101949][ C0] ? irqtime_account_irq+0x5e/0x380 [ 142.101949][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.101949][ C0] ? migrate_timer_list+0x5f0/0x5f0 [ 142.288592][ T57] usb 1-1: USB disconnect, device number 2 [ 142.286828][ C0] run_timer_softirq+0x2d/0x50 [ 142.286828][ C0] __do_softirq+0x1b9/0x715 [ 142.303979][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.303979][ C0] __irq_exit_rcu+0x22f/0x280 [ 142.303979][ C0] irq_exit_rcu+0xe/0x10 [ 142.303979][ C0] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 142.303979][ C0] [ 142.303979][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 142.303979][ C0] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 142.303979][ C0] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 142.356621][ C0] RSP: 0018:ffffffff91603b70 EFLAGS: 00000246 [ 142.356621][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000023ead6040 [ 142.356621][ C0] RDX: ffffffff91631040 RSI: 0000000000000000 RDI: 0000000000000000 [ 142.356621][ C0] RBP: ffffffff91603c08 R08: ffffffff86904dce R09: ffff88813fffa000 [ 142.356621][ C0] R10: 0000000000000002 R11: ffffffff91631040 R12: 0000000000000000 [ 142.356621][ C0] R13: ffff888142d89064 R14: 0000000000000000 R15: ffffffff91631ac8 [ 142.356621][ C0] ? acpi_idle_enter+0x5ee/0x760 [ 142.356621][ C0] ? acpi_idle_lpi_enter+0x160/0x160 [ 142.356621][ C0] cpuidle_enter_state+0x99e/0x1750 [ 142.356621][ C0] cpuidle_enter+0xe3/0x170 [ 142.356621][ C0] do_idle+0x5df/0x790 [ 142.356621][ C0] cpu_startup_entry+0x45/0x50 [ 142.356621][ C0] rest_init+0x1c8/0x1f0 [ 142.356621][ C0] arch_call_rest_init+0x13/0x15 [ 142.356621][ C0] start_kernel+0xa17/0xbd8 [ 142.356621][ C0] x86_64_start_reservations+0x2a/0x2c [ 142.356621][ C0] x86_64_start_kernel+0x86/0x89 [ 142.356621][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 142.356621][ C0] [ 142.356621][ C0] Uninit was created at: [ 142.356621][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.356621][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 142.356621][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 142.356621][ C0] __alloc_skb+0x4dd/0xe90 [ 142.356621][ C0] __netdev_alloc_skb+0x45d/0x810 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] Disabling lock debugging due to kernel taint [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x4c0/0x1f60 [ 142.356621][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.356621][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.356621][ C0] Call Trace: [ 142.356621][ C0] [ 142.356621][ C0] dump_stack+0x24c/0x2e0 [ 142.356621][ C0] kmsan_report+0xfb/0x1e0 [ 142.356621][ C0] __msan_warning+0x5c/0xa0 [ 142.356621][ C0] ath9k_htc_rx_msg+0x4c0/0x1f60 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.356621][ C0] ? irqtime_account_irq+0x5e/0x380 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? migrate_timer_list+0x5f0/0x5f0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] __irq_exit_rcu+0x22f/0x280 [ 142.356621][ C0] irq_exit_rcu+0xe/0x10 [ 142.356621][ C0] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 142.356621][ C0] [ 142.356621][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 142.356621][ C0] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 142.356621][ C0] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 142.356621][ C0] RSP: 0018:ffffffff91603b70 EFLAGS: 00000246 [ 142.356621][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000023ead6040 [ 142.356621][ C0] RDX: ffffffff91631040 RSI: 0000000000000000 RDI: 0000000000000000 [ 142.356621][ C0] RBP: ffffffff91603c08 R08: ffffffff86904dce R09: ffff88813fffa000 [ 142.356621][ C0] R10: 0000000000000002 R11: ffffffff91631040 R12: 0000000000000000 [ 142.356621][ C0] R13: ffff888142d89064 R14: 0000000000000000 R15: ffffffff91631ac8 [ 142.356621][ C0] ? acpi_idle_enter+0x5ee/0x760 [ 142.356621][ C0] ? acpi_idle_lpi_enter+0x160/0x160 [ 142.356621][ C0] cpuidle_enter_state+0x99e/0x1750 [ 142.356621][ C0] cpuidle_enter+0xe3/0x170 [ 142.356621][ C0] do_idle+0x5df/0x790 [ 142.356621][ C0] cpu_startup_entry+0x45/0x50 [ 142.356621][ C0] rest_init+0x1c8/0x1f0 [ 142.356621][ C0] arch_call_rest_init+0x13/0x15 [ 142.356621][ C0] start_kernel+0xa17/0xbd8 [ 142.356621][ C0] x86_64_start_reservations+0x2a/0x2c [ 142.356621][ C0] x86_64_start_kernel+0x86/0x89 [ 142.356621][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 142.356621][ C0] [ 142.356621][ C0] Uninit was created at: [ 142.356621][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.356621][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 142.356621][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 142.356621][ C0] __alloc_skb+0x4dd/0xe90 [ 142.356621][ C0] __netdev_alloc_skb+0x45d/0x810 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x7b8/0x1f60 [ 142.356621][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.356621][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.356621][ C0] Call Trace: [ 142.356621][ C0] [ 142.356621][ C0] dump_stack+0x24c/0x2e0 [ 142.356621][ C0] kmsan_report+0xfb/0x1e0 [ 142.356621][ C0] __msan_warning+0x5c/0xa0 [ 142.356621][ C0] ath9k_htc_rx_msg+0x7b8/0x1f60 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.356621][ C0] ? irqtime_account_irq+0x5e/0x380 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? migrate_timer_list+0x5f0/0x5f0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] __irq_exit_rcu+0x22f/0x280 [ 142.356621][ C0] irq_exit_rcu+0xe/0x10 [ 142.356621][ C0] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 142.356621][ C0] [ 142.356621][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 142.356621][ C0] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 142.356621][ C0] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 142.356621][ C0] RSP: 0018:ffffffff91603b70 EFLAGS: 00000246 [ 142.356621][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000023ead6040 [ 142.356621][ C0] RDX: ffffffff91631040 RSI: 0000000000000000 RDI: 0000000000000000 [ 142.356621][ C0] RBP: ffffffff91603c08 R08: ffffffff86904dce R09: ffff88813fffa000 [ 142.356621][ C0] R10: 0000000000000002 R11: ffffffff91631040 R12: 0000000000000000 [ 142.356621][ C0] R13: ffff888142d89064 R14: 0000000000000000 R15: ffffffff91631ac8 [ 142.356621][ C0] ? acpi_idle_enter+0x5ee/0x760 [ 142.356621][ C0] ? acpi_idle_lpi_enter+0x160/0x160 [ 142.356621][ C0] cpuidle_enter_state+0x99e/0x1750 [ 142.356621][ C0] cpuidle_enter+0xe3/0x170 [ 142.356621][ C0] do_idle+0x5df/0x790 [ 142.356621][ C0] cpu_startup_entry+0x45/0x50 [ 142.356621][ C0] rest_init+0x1c8/0x1f0 [ 142.356621][ C0] arch_call_rest_init+0x13/0x15 [ 142.356621][ C0] start_kernel+0xa17/0xbd8 [ 142.356621][ C0] x86_64_start_reservations+0x2a/0x2c [ 142.356621][ C0] x86_64_start_kernel+0x86/0x89 [ 142.356621][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 142.356621][ C0] [ 142.356621][ C0] Uninit was created at: [ 142.356621][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.356621][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 142.356621][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 142.356621][ C0] __alloc_skb+0x4dd/0xe90 [ 142.356621][ C0] __netdev_alloc_skb+0x45d/0x810 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x80c/0x1f60 [ 142.356621][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.356621][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.356621][ C0] Call Trace: [ 142.356621][ C0] [ 142.356621][ C0] dump_stack+0x24c/0x2e0 [ 142.356621][ C0] kmsan_report+0xfb/0x1e0 [ 142.356621][ C0] __msan_warning+0x5c/0xa0 [ 142.356621][ C0] ath9k_htc_rx_msg+0x80c/0x1f60 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.356621][ C0] ? irqtime_account_irq+0x5e/0x380 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? migrate_timer_list+0x5f0/0x5f0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] __irq_exit_rcu+0x22f/0x280 [ 142.356621][ C0] irq_exit_rcu+0xe/0x10 [ 142.356621][ C0] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 142.356621][ C0] [ 142.356621][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 142.356621][ C0] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 142.356621][ C0] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 142.356621][ C0] RSP: 0018:ffffffff91603b70 EFLAGS: 00000246 [ 142.356621][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000023ead6040 [ 142.356621][ C0] RDX: ffffffff91631040 RSI: 0000000000000000 RDI: 0000000000000000 [ 142.356621][ C0] RBP: ffffffff91603c08 R08: ffffffff86904dce R09: ffff88813fffa000 [ 142.356621][ C0] R10: 0000000000000002 R11: ffffffff91631040 R12: 0000000000000000 [ 142.356621][ C0] R13: ffff888142d89064 R14: 0000000000000000 R15: ffffffff91631ac8 [ 142.356621][ C0] ? acpi_idle_enter+0x5ee/0x760 [ 142.356621][ C0] ? acpi_idle_lpi_enter+0x160/0x160 [ 142.356621][ C0] cpuidle_enter_state+0x99e/0x1750 [ 142.356621][ C0] cpuidle_enter+0xe3/0x170 [ 142.356621][ C0] do_idle+0x5df/0x790 [ 142.356621][ C0] cpu_startup_entry+0x45/0x50 [ 142.356621][ C0] rest_init+0x1c8/0x1f0 [ 142.356621][ C0] arch_call_rest_init+0x13/0x15 [ 142.356621][ C0] start_kernel+0xa17/0xbd8 [ 142.356621][ C0] x86_64_start_reservations+0x2a/0x2c [ 142.356621][ C0] x86_64_start_kernel+0x86/0x89 [ 142.356621][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 142.356621][ C0] [ 142.356621][ C0] Uninit was created at: [ 142.356621][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.356621][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 142.356621][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 142.356621][ C0] __alloc_skb+0x4dd/0xe90 [ 142.356621][ C0] __netdev_alloc_skb+0x45d/0x810 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] ===================================================== [ 142.356621][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x96f/0x1f60 [ 142.356621][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.356621][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.356621][ C0] Call Trace: [ 142.356621][ C0] [ 142.356621][ C0] dump_stack+0x24c/0x2e0 [ 142.356621][ C0] kmsan_report+0xfb/0x1e0 [ 142.356621][ C0] __msan_warning+0x5c/0xa0 [ 142.356621][ C0] ath9k_htc_rx_msg+0x96f/0x1f60 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] ? dummy_free_streams+0x5b0/0x5b0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.356621][ C0] ? irqtime_account_irq+0x5e/0x380 [ 142.356621][ C0] ? kmsan_get_metadata+0x116/0x180 [ 142.356621][ C0] ? migrate_timer_list+0x5f0/0x5f0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.356621][ C0] __irq_exit_rcu+0x22f/0x280 [ 142.356621][ C0] irq_exit_rcu+0xe/0x10 [ 142.356621][ C0] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 142.356621][ C0] [ 142.356621][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 142.356621][ C0] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 142.356621][ C0] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 142.356621][ C0] RSP: 0018:ffffffff91603b70 EFLAGS: 00000246 [ 142.356621][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000023ead6040 [ 142.356621][ C0] RDX: ffffffff91631040 RSI: 0000000000000000 RDI: 0000000000000000 [ 142.356621][ C0] RBP: ffffffff91603c08 R08: ffffffff86904dce R09: ffff88813fffa000 [ 142.356621][ C0] R10: 0000000000000002 R11: ffffffff91631040 R12: 0000000000000000 [ 142.356621][ C0] R13: ffff888142d89064 R14: 0000000000000000 R15: ffffffff91631ac8 [ 142.356621][ C0] ? acpi_idle_enter+0x5ee/0x760 [ 142.356621][ C0] ? acpi_idle_lpi_enter+0x160/0x160 [ 142.356621][ C0] cpuidle_enter_state+0x99e/0x1750 [ 142.356621][ C0] cpuidle_enter+0xe3/0x170 [ 142.356621][ C0] do_idle+0x5df/0x790 [ 142.356621][ C0] cpu_startup_entry+0x45/0x50 [ 142.356621][ C0] rest_init+0x1c8/0x1f0 [ 142.356621][ C0] arch_call_rest_init+0x13/0x15 [ 142.356621][ C0] start_kernel+0xa17/0xbd8 [ 142.356621][ C0] x86_64_start_reservations+0x2a/0x2c [ 142.356621][ C0] x86_64_start_kernel+0x86/0x89 [ 142.356621][ C0] secondary_startup_64_no_verify+0xb0/0xbb [ 142.356621][ C0] [ 142.356621][ C0] Uninit was created at: [ 142.356621][ C0] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.356621][ C0] kmsan_slab_alloc+0x8e/0xe0 [ 142.356621][ C0] __kmalloc_node_track_caller+0xa4f/0x1470 [ 142.356621][ C0] __alloc_skb+0x4dd/0xe90 executing program [ 142.356621][ C0] __netdev_alloc_skb+0x45d/0x810 [ 142.356621][ C0] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 142.356621][ C0] __usb_hcd_giveback_urb+0x6ff/0x930 [ 142.356621][ C0] usb_hcd_giveback_urb+0x1cb/0x730 [ 142.356621][ C0] dummy_timer+0xda7/0x74f0 [ 142.356621][ C0] call_timer_fn+0x7d/0x450 [ 142.356621][ C0] expire_timers+0x328/0x6c0 [ 142.356621][ C0] __run_timers+0x624/0x9e0 [ 142.356621][ C0] run_timer_softirq+0x2d/0x50 [ 142.356621][ C0] __do_softirq+0x1b9/0x715 [ 142.356621][ C0] ===================================================== [ 144.360101][ T1978] ath9k_htc 1-1:1.0: ath9k_htc: Target is unresponsive [ 144.367376][ T1978] ath9k_htc: Failed to initialize the device [ 144.385018][ T57] usb 1-1: ath9k_htc: USB layer deinitialized [ 144.792131][ T57] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 145.322402][ T57] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 145.331525][ T57] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 145.339758][ T57] usb 1-1: Product: syz [ 145.344228][ T57] usb 1-1: Manufacturer: syz [ 145.348985][ T57] usb 1-1: SerialNumber: syz [ 145.404138][ T57] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 145.992308][ T53] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 146.202030][ C1] ===================================================== [ 146.208964][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x28c/0x1f60 [ 146.211908][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 146.211908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.211908][ C1] Call Trace: [ 146.211908][ C1] [ 146.211908][ C1] dump_stack+0x24c/0x2e0 [ 146.211908][ C1] kmsan_report+0xfb/0x1e0 [ 146.211908][ C1] __msan_warning+0x5c/0xa0 [ 146.211908][ C1] ath9k_htc_rx_msg+0x28c/0x1f60 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] ? ttwu_stat+0x1f/0x630 [ 146.211908][ C1] ? __msan_get_context_state+0x9/0x20 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 146.211908][ C1] ? irqtime_account_irq+0x5e/0x380 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] __irq_exit_rcu+0x22f/0x280 [ 146.211908][ C1] irq_exit_rcu+0xe/0x10 [ 146.211908][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 146.211908][ C1] [ 146.211908][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 146.211908][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 146.211908][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 146.211908][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 146.211908][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 146.211908][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 146.211908][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 146.211908][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 146.211908][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 146.211908][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 146.211908][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 146.211908][ C1] cpuidle_enter_state+0x99e/0x1750 [ 146.211908][ C1] cpuidle_enter+0xe3/0x170 [ 146.211908][ C1] do_idle+0x5df/0x790 [ 146.211908][ C1] cpu_startup_entry+0x45/0x50 [ 146.211908][ C1] ? setup_APIC_timer+0x210/0x210 [ 146.211908][ C1] start_secondary+0xe9/0xf0 [ 146.211908][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 146.211908][ C1] [ 146.211908][ C1] Uninit was created at: [ 146.211908][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.211908][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 146.211908][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 146.211908][ C1] __alloc_skb+0x4dd/0xe90 [ 146.211908][ C1] __netdev_alloc_skb+0x45d/0x810 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x4c0/0x1f60 [ 146.211908][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 146.211908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.211908][ C1] Call Trace: [ 146.211908][ C1] [ 146.211908][ C1] dump_stack+0x24c/0x2e0 [ 146.211908][ C1] kmsan_report+0xfb/0x1e0 [ 146.211908][ C1] __msan_warning+0x5c/0xa0 [ 146.211908][ C1] ath9k_htc_rx_msg+0x4c0/0x1f60 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] ? ttwu_stat+0x1f/0x630 [ 146.211908][ C1] ? __msan_get_context_state+0x9/0x20 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 146.211908][ C1] ? irqtime_account_irq+0x5e/0x380 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] __irq_exit_rcu+0x22f/0x280 [ 146.211908][ C1] irq_exit_rcu+0xe/0x10 [ 146.211908][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 146.211908][ C1] [ 146.211908][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 146.211908][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 146.211908][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 146.211908][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 146.211908][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 146.211908][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 146.211908][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 146.211908][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 146.211908][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 146.211908][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 146.211908][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 146.211908][ C1] cpuidle_enter_state+0x99e/0x1750 [ 146.211908][ C1] cpuidle_enter+0xe3/0x170 [ 146.211908][ C1] do_idle+0x5df/0x790 [ 146.211908][ C1] cpu_startup_entry+0x45/0x50 [ 146.211908][ C1] ? setup_APIC_timer+0x210/0x210 [ 146.211908][ C1] start_secondary+0xe9/0xf0 [ 146.211908][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 146.211908][ C1] [ 146.211908][ C1] Uninit was created at: [ 146.211908][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.211908][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 146.211908][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 146.211908][ C1] __alloc_skb+0x4dd/0xe90 [ 146.211908][ C1] __netdev_alloc_skb+0x45d/0x810 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x7b8/0x1f60 [ 146.211908][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 146.211908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.211908][ C1] Call Trace: [ 146.211908][ C1] [ 146.211908][ C1] dump_stack+0x24c/0x2e0 [ 146.211908][ C1] kmsan_report+0xfb/0x1e0 [ 146.211908][ C1] __msan_warning+0x5c/0xa0 [ 146.211908][ C1] ath9k_htc_rx_msg+0x7b8/0x1f60 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] ? ttwu_stat+0x1f/0x630 [ 146.211908][ C1] ? __msan_get_context_state+0x9/0x20 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 146.211908][ C1] ? irqtime_account_irq+0x5e/0x380 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] __irq_exit_rcu+0x22f/0x280 [ 146.211908][ C1] irq_exit_rcu+0xe/0x10 [ 146.211908][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 146.211908][ C1] [ 146.211908][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 146.211908][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 146.211908][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 146.211908][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 146.211908][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 146.211908][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 146.211908][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 146.211908][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 146.211908][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 146.211908][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 146.211908][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 146.211908][ C1] cpuidle_enter_state+0x99e/0x1750 [ 146.211908][ C1] cpuidle_enter+0xe3/0x170 [ 146.211908][ C1] do_idle+0x5df/0x790 [ 146.211908][ C1] cpu_startup_entry+0x45/0x50 [ 146.211908][ C1] ? setup_APIC_timer+0x210/0x210 [ 146.211908][ C1] start_secondary+0xe9/0xf0 [ 146.211908][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 146.211908][ C1] [ 146.211908][ C1] Uninit was created at: [ 146.211908][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.211908][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 146.211908][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 146.211908][ C1] __alloc_skb+0x4dd/0xe90 [ 146.211908][ C1] __netdev_alloc_skb+0x45d/0x810 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x80c/0x1f60 [ 146.211908][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 146.211908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.211908][ C1] Call Trace: [ 146.211908][ C1] [ 146.211908][ C1] dump_stack+0x24c/0x2e0 [ 146.211908][ C1] kmsan_report+0xfb/0x1e0 [ 146.211908][ C1] __msan_warning+0x5c/0xa0 [ 146.211908][ C1] ath9k_htc_rx_msg+0x80c/0x1f60 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] ? ttwu_stat+0x1f/0x630 [ 146.211908][ C1] ? __msan_get_context_state+0x9/0x20 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 146.211908][ C1] ? irqtime_account_irq+0x5e/0x380 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] __irq_exit_rcu+0x22f/0x280 [ 146.211908][ C1] irq_exit_rcu+0xe/0x10 [ 146.211908][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 146.211908][ C1] [ 146.211908][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 146.211908][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 146.211908][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 146.211908][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 146.211908][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 146.211908][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 146.211908][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 146.211908][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 146.211908][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 146.211908][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 146.211908][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 146.211908][ C1] cpuidle_enter_state+0x99e/0x1750 [ 146.211908][ C1] cpuidle_enter+0xe3/0x170 [ 146.211908][ C1] do_idle+0x5df/0x790 [ 146.211908][ C1] cpu_startup_entry+0x45/0x50 [ 146.211908][ C1] ? setup_APIC_timer+0x210/0x210 [ 146.211908][ C1] start_secondary+0xe9/0xf0 [ 146.211908][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 146.211908][ C1] [ 146.211908][ C1] Uninit was created at: [ 146.211908][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.211908][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 146.211908][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 146.211908][ C1] __alloc_skb+0x4dd/0xe90 [ 146.211908][ C1] __netdev_alloc_skb+0x45d/0x810 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] ===================================================== [ 146.211908][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x96f/0x1f60 [ 146.211908][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 146.211908][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.211908][ C1] Call Trace: [ 146.211908][ C1] [ 146.211908][ C1] dump_stack+0x24c/0x2e0 [ 146.211908][ C1] kmsan_report+0xfb/0x1e0 [ 146.211908][ C1] __msan_warning+0x5c/0xa0 [ 146.211908][ C1] ath9k_htc_rx_msg+0x96f/0x1f60 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] ? ttwu_stat+0x1f/0x630 [ 146.211908][ C1] ? __msan_get_context_state+0x9/0x20 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 146.211908][ C1] ? irqtime_account_irq+0x5e/0x380 [ 146.211908][ C1] ? kmsan_get_metadata+0x116/0x180 [ 146.211908][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.211908][ C1] __irq_exit_rcu+0x22f/0x280 [ 146.211908][ C1] irq_exit_rcu+0xe/0x10 [ 146.211908][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 146.211908][ C1] [ 146.211908][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 146.211908][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 146.211908][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 146.211908][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 146.211908][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 146.211908][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 146.211908][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 146.211908][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 146.211908][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 146.211908][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 146.211908][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 146.211908][ C1] cpuidle_enter_state+0x99e/0x1750 [ 146.211908][ C1] cpuidle_enter+0xe3/0x170 [ 146.211908][ C1] do_idle+0x5df/0x790 [ 146.211908][ C1] cpu_startup_entry+0x45/0x50 [ 146.211908][ C1] ? setup_APIC_timer+0x210/0x210 [ 146.211908][ C1] start_secondary+0xe9/0xf0 [ 146.211908][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 146.211908][ C1] [ 146.211908][ C1] Uninit was created at: [ 146.211908][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.211908][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 146.211908][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 146.211908][ C1] __alloc_skb+0x4dd/0xe90 [ 146.211908][ C1] __netdev_alloc_skb+0x45d/0x810 [ 146.211908][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 146.211908][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 146.211908][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 146.211908][ C1] dummy_timer+0xda7/0x74f0 [ 146.211908][ C1] call_timer_fn+0x7d/0x450 [ 146.211908][ C1] expire_timers+0x328/0x6c0 [ 146.211908][ C1] __run_timers+0x624/0x9e0 [ 146.211908][ C1] run_timer_softirq+0x2d/0x50 [ 146.211908][ C1] __do_softirq+0x1b9/0x715 [ 146.211908][ C1] ===================================================== executing program [ 148.362460][ T53] ath9k_htc 1-1:1.0: ath9k_htc: Target is unresponsive [ 148.369579][ T53] ath9k_htc: Failed to initialize the device [ 148.376404][ T8257] usb 1-1: USB disconnect, device number 3 [ 148.424478][ T8257] usb 1-1: ath9k_htc: USB layer deinitialized [ 148.802138][ T8257] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 149.332238][ T8257] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 149.341380][ T8257] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 149.349637][ T8257] usb 1-1: Product: syz [ 149.354089][ T8257] usb 1-1: Manufacturer: syz [ 149.358800][ T8257] usb 1-1: SerialNumber: syz [ 149.413886][ T8257] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 150.012428][ T53] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 150.222124][ C1] ===================================================== [ 150.229068][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x28c/0x1f60 [ 150.231926][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.231926][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.231926][ C1] Call Trace: [ 150.231926][ C1] [ 150.231926][ C1] dump_stack+0x24c/0x2e0 [ 150.231926][ C1] kmsan_report+0xfb/0x1e0 [ 150.231926][ C1] __msan_warning+0x5c/0xa0 [ 150.231926][ C1] ath9k_htc_rx_msg+0x28c/0x1f60 [ 150.231926][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 150.231926][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 150.231926][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.231926][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 150.231926][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.231926][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.231926][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 150.231926][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.231926][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.231926][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.231926][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.231926][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.231926][ C1] dummy_timer+0xda7/0x74f0 [ 150.231926][ C1] ? ttwu_stat+0x1f/0x630 [ 150.231926][ C1] ? __msan_get_context_state+0x9/0x20 [ 150.231926][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.231926][ C1] call_timer_fn+0x7d/0x450 [ 150.231926][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.231926][ C1] expire_timers+0x328/0x6c0 [ 150.231926][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.231926][ C1] __run_timers+0x624/0x9e0 [ 150.231926][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.231926][ C1] ? irqtime_account_irq+0x5e/0x380 [ 150.231926][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.231926][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 150.415409][ C1] run_timer_softirq+0x2d/0x50 [ 150.415409][ C1] __do_softirq+0x1b9/0x715 [ 150.422889][ T1978] usb 1-1: USB disconnect, device number 4 [ 150.415409][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.415409][ C1] __irq_exit_rcu+0x22f/0x280 [ 150.415409][ C1] irq_exit_rcu+0xe/0x10 [ 150.415409][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 150.415409][ C1] [ 150.415409][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 150.415409][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 150.415409][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 150.415409][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 150.415409][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 150.415409][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 150.415409][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 150.415409][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 150.415409][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 150.415409][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 150.537690][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 150.537690][ C1] cpuidle_enter_state+0x99e/0x1750 [ 150.537690][ C1] cpuidle_enter+0xe3/0x170 [ 150.537690][ C1] do_idle+0x5df/0x790 [ 150.537690][ C1] cpu_startup_entry+0x45/0x50 [ 150.537690][ C1] ? setup_APIC_timer+0x210/0x210 [ 150.537690][ C1] start_secondary+0xe9/0xf0 [ 150.537690][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 150.537690][ C1] [ 150.537690][ C1] Uninit was created at: [ 150.537690][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.537690][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 150.537690][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.537690][ C1] __alloc_skb+0x4dd/0xe90 [ 150.537690][ C1] __netdev_alloc_skb+0x45d/0x810 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x4c0/0x1f60 [ 150.537690][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.537690][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.537690][ C1] Call Trace: [ 150.537690][ C1] [ 150.537690][ C1] dump_stack+0x24c/0x2e0 [ 150.537690][ C1] kmsan_report+0xfb/0x1e0 [ 150.537690][ C1] __msan_warning+0x5c/0xa0 [ 150.537690][ C1] ath9k_htc_rx_msg+0x4c0/0x1f60 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] ? ttwu_stat+0x1f/0x630 [ 150.537690][ C1] ? __msan_get_context_state+0x9/0x20 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.537690][ C1] ? irqtime_account_irq+0x5e/0x380 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] __irq_exit_rcu+0x22f/0x280 [ 150.537690][ C1] irq_exit_rcu+0xe/0x10 [ 150.537690][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 150.537690][ C1] [ 150.537690][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 150.537690][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 150.537690][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 150.537690][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 150.537690][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 150.537690][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 150.537690][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 150.537690][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 150.537690][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 150.537690][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 150.537690][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 150.537690][ C1] cpuidle_enter_state+0x99e/0x1750 [ 150.537690][ C1] cpuidle_enter+0xe3/0x170 [ 150.537690][ C1] do_idle+0x5df/0x790 [ 150.537690][ C1] cpu_startup_entry+0x45/0x50 [ 150.537690][ C1] ? setup_APIC_timer+0x210/0x210 [ 150.537690][ C1] start_secondary+0xe9/0xf0 [ 150.537690][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 150.537690][ C1] [ 150.537690][ C1] Uninit was created at: [ 150.537690][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.537690][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 150.537690][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.537690][ C1] __alloc_skb+0x4dd/0xe90 [ 150.537690][ C1] __netdev_alloc_skb+0x45d/0x810 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x7b8/0x1f60 [ 150.537690][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.537690][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.537690][ C1] Call Trace: [ 150.537690][ C1] [ 150.537690][ C1] dump_stack+0x24c/0x2e0 [ 150.537690][ C1] kmsan_report+0xfb/0x1e0 [ 150.537690][ C1] __msan_warning+0x5c/0xa0 [ 150.537690][ C1] ath9k_htc_rx_msg+0x7b8/0x1f60 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] ? ttwu_stat+0x1f/0x630 [ 150.537690][ C1] ? __msan_get_context_state+0x9/0x20 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.537690][ C1] ? irqtime_account_irq+0x5e/0x380 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] __irq_exit_rcu+0x22f/0x280 [ 150.537690][ C1] irq_exit_rcu+0xe/0x10 [ 150.537690][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 150.537690][ C1] [ 150.537690][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 150.537690][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 150.537690][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 150.537690][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 150.537690][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 150.537690][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 150.537690][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 150.537690][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 150.537690][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 150.537690][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 150.537690][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 150.537690][ C1] cpuidle_enter_state+0x99e/0x1750 [ 150.537690][ C1] cpuidle_enter+0xe3/0x170 [ 150.537690][ C1] do_idle+0x5df/0x790 [ 150.537690][ C1] cpu_startup_entry+0x45/0x50 [ 150.537690][ C1] ? setup_APIC_timer+0x210/0x210 [ 150.537690][ C1] start_secondary+0xe9/0xf0 [ 150.537690][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 150.537690][ C1] [ 150.537690][ C1] Uninit was created at: [ 150.537690][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.537690][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 150.537690][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.537690][ C1] __alloc_skb+0x4dd/0xe90 [ 150.537690][ C1] __netdev_alloc_skb+0x45d/0x810 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x80c/0x1f60 [ 150.537690][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.537690][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.537690][ C1] Call Trace: [ 150.537690][ C1] [ 150.537690][ C1] dump_stack+0x24c/0x2e0 [ 150.537690][ C1] kmsan_report+0xfb/0x1e0 [ 150.537690][ C1] __msan_warning+0x5c/0xa0 [ 150.537690][ C1] ath9k_htc_rx_msg+0x80c/0x1f60 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] ? ttwu_stat+0x1f/0x630 [ 150.537690][ C1] ? __msan_get_context_state+0x9/0x20 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.537690][ C1] ? irqtime_account_irq+0x5e/0x380 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? migrate_timer_list+0x5f0/0x5f0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] __irq_exit_rcu+0x22f/0x280 [ 150.537690][ C1] irq_exit_rcu+0xe/0x10 [ 150.537690][ C1] sysvec_apic_timer_interrupt+0xc6/0xf0 [ 150.537690][ C1] [ 150.537690][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 150.537690][ C1] RIP: 0010:acpi_idle_enter+0x61d/0x760 [ 150.537690][ C1] Code: f7 d3 44 21 e3 48 85 db 0f 84 ec 00 00 00 4d 85 e4 0f 85 f4 00 00 00 e9 0c 00 00 00 e8 fc e5 2b fb 0f 00 2d 7f 36 6e 09 fb f4 e9 e0 00 00 00 84 c0 8b 7d b8 0f 45 7d 98 e8 cf d6 ae fb e9 e5 [ 150.537690][ C1] RSP: 0018:ffff888102423c40 EFLAGS: 00000246 [ 150.537690][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000102019f40 [ 150.537690][ C1] RDX: ffff888102419f40 RSI: 0000000000000000 RDI: 0000000000000000 [ 150.537690][ C1] RBP: ffff888102423cd8 R08: ffffffff86904dce R09: ffff88813fffa000 [ 150.537690][ C1] R10: 0000000000000002 R11: ffff888102419f40 R12: 0000000000000000 [ 150.537690][ C1] R13: ffff888142d89464 R14: 0000000000000000 R15: ffff88810241a9c8 [ 150.537690][ C1] ? acpi_idle_enter+0x5ee/0x760 [ 150.537690][ C1] ? acpi_idle_lpi_enter+0x160/0x160 [ 150.537690][ C1] cpuidle_enter_state+0x99e/0x1750 [ 150.537690][ C1] cpuidle_enter+0xe3/0x170 [ 150.537690][ C1] do_idle+0x5df/0x790 [ 150.537690][ C1] cpu_startup_entry+0x45/0x50 [ 150.537690][ C1] ? setup_APIC_timer+0x210/0x210 [ 150.537690][ C1] start_secondary+0xe9/0xf0 [ 150.537690][ C1] secondary_startup_64_no_verify+0xb0/0xbb [ 150.537690][ C1] [ 150.537690][ C1] Uninit was created at: [ 150.537690][ C1] kmsan_internal_poison_shadow+0x5c/0xf0 [ 150.537690][ C1] kmsan_slab_alloc+0x8e/0xe0 [ 150.537690][ C1] __kmalloc_node_track_caller+0xa4f/0x1470 [ 150.537690][ C1] __alloc_skb+0x4dd/0xe90 [ 150.537690][ C1] __netdev_alloc_skb+0x45d/0x810 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0xe58/0x1d20 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] __run_timers+0x624/0x9e0 [ 150.537690][ C1] run_timer_softirq+0x2d/0x50 [ 150.537690][ C1] __do_softirq+0x1b9/0x715 [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] ===================================================== [ 150.537690][ C1] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x96f/0x1f60 [ 150.537690][ C1] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.537690][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.537690][ C1] Call Trace: [ 150.537690][ C1] [ 150.537690][ C1] dump_stack+0x24c/0x2e0 [ 150.537690][ C1] kmsan_report+0xfb/0x1e0 [ 150.537690][ C1] __msan_warning+0x5c/0xa0 [ 150.537690][ C1] ath9k_htc_rx_msg+0x96f/0x1f60 [ 150.537690][ C1] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 150.537690][ C1] ath9k_hif_usb_rx_cb+0x184e/0x1d20 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] ? _raw_spin_unlock_irqrestore+0x37/0x80 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? ath9k_hif_usb_alloc_urbs+0x1ed0/0x1ed0 [ 150.537690][ C1] __usb_hcd_giveback_urb+0x6ff/0x930 [ 150.537690][ C1] ? kmsan_get_metadata+0x116/0x180 [ 150.537690][ C1] usb_hcd_giveback_urb+0x1cb/0x730 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 150.537690][ C1] dummy_timer+0xda7/0x74f0 [ 150.537690][ C1] ? ttwu_stat+0x1f/0x630 [ 150.537690][ C1] ? __msan_get_context_state+0x9/0x20 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0 [ 150.537690][ C1] call_timer_fn+0x7d/0x450 [ 150.537690][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.537690][ C1] expire_timers+0x328/0x6c0 [ 150.537690][ C1] ? dummy_free_streams+0x5b0/0x5b0