===================================================== BUG: KMSAN: uninit-value in ath9k_wmi_ctrl_rx+0x2fd/0x530 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_wmi_ctrl_rx+0x2fd/0x530 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_htc_rx_msg+0x6a8/0xa90 drivers/net/wireless/ath/ath9k/htc_hst.c:479 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:659 [inline] ath9k_hif_usb_rx_cb+0x1732/0x2130 drivers/net/wireless/ath/ath9k/hif_usb.c:699 __usb_hcd_giveback_urb+0x521/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x158/0x680 drivers/usb/core/hcd.c:1754 dummy_timer+0xd4d/0x4cc0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x45/0x4e0 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x861/0xf90 kernel/time/timer.c:2022 run_timer_softirq+0x68/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c9/0x7c5 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0xe5/0x220 kernel/softirq.c:650 irq_exit_rcu+0x12/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x9e/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:645 native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] acpi_safe_halt+0x24/0x30 drivers/acpi/processor_idle.c:112 acpi_idle_do_entry+0x1e/0x30 drivers/acpi/processor_idle.c:573 acpi_idle_enter+0xc6/0xf0 drivers/acpi/processor_idle.c:711 cpuidle_enter_state+0xcf/0x250 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x7f/0xf0 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:134 [inline] cpuidle_idle_call kernel/sched/idle.c:215 [inline] do_idle+0x5f1/0x800 kernel/sched/idle.c:282 cpu_startup_entry+0x21/0x30 kernel/sched/idle.c:379 start_secondary+0xf5/0x120 arch/x86/kernel/smpboot.c:264 secondary_startup_64_no_verify+0xcf/0xdb Uninit was created at: slab_post_alloc_hook+0x12d/0xb60 mm/slab.h:774 slab_alloc_node mm/slub.c:3452 [inline] kmem_cache_alloc_node+0x543/0xab0 mm/slub.c:3497 kmalloc_reserve+0x148/0x470 net/core/skbuff.c:520 __alloc_skb+0x3a7/0x850 net/core/skbuff.c:606 __netdev_alloc_skb+0x12f/0x7e0 net/core/skbuff.c:670 __dev_alloc_skb include/linux/skbuff.h:3191 [inline] ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:641 [inline] ath9k_hif_usb_rx_cb+0xdd2/0x2130 drivers/net/wireless/ath/ath9k/hif_usb.c:699 __usb_hcd_giveback_urb+0x521/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x158/0x680 drivers/usb/core/hcd.c:1754 dummy_timer+0xd4d/0x4cc0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x45/0x4e0 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x861/0xf90 kernel/time/timer.c:2022 run_timer_softirq+0x68/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c9/0x7c5 kernel/softirq.c:571 CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 6.3.0-syzkaller-g81af97bdef5e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 =====================================================