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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+0x5a7/0xac0 drivers/net/wireless/ath/ath9k/htc_hst.c:479
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:653 [inline]
 ath9k_hif_usb_rx_cb+0x18fd/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
 __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:649
 native_irq_enable arch/x86/include/asm/irqflags.h:45 [inline]
 arch_local_irq_enable arch/x86/include/asm/irqflags.h:80 [inline]
 raw_spin_rq_unlock_irq kernel/sched/sched.h:1370 [inline]
 finish_lock_switch kernel/sched/core.c:5055 [inline]
 finish_task_switch+0x1f9/0xa90 kernel/sched/core.c:5173
 context_switch kernel/sched/core.c:5299 [inline]
 __schedule+0x2448/0x6cf0 kernel/sched/core.c:6609
 schedule+0x13a/0x210 kernel/sched/core.c:6685
 exit_to_user_mode_loop+0x68/0x320 kernel/entry/common.c:159
 exit_to_user_mode_prepare+0x16e/0x230 kernel/entry/common.c:203
 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline]
 syscall_exit_to_user_mode+0x2a/0x140 kernel/entry/common.c:296
 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Uninit was created at:
 slab_post_alloc_hook+0x12d/0xb60 mm/slab.h:766
 slab_alloc_node mm/slub.c:3452 [inline]
 __kmem_cache_alloc_node+0x518/0x920 mm/slub.c:3491
 __do_kmalloc_node mm/slab_common.c:967 [inline]
 __kmalloc_node_track_caller+0x118/0x3c0 mm/slab_common.c:988
 kmalloc_reserve net/core/skbuff.c:492 [inline]
 __alloc_skb+0x3b8/0x900 net/core/skbuff.c:565
 __netdev_alloc_skb+0x12f/0x7e0 net/core/skbuff.c:630
 __dev_alloc_skb include/linux/skbuff.h:3165 [inline]
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:635 [inline]
 ath9k_hif_usb_rx_cb+0xda6/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
 __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: 4377 Comm: udevd Not tainted 6.2.0-syzkaller-81157-g944070199c5e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
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