===================================================== BUG: KMSAN: uninit-value in ath9k_wmi_ctrl_rx+0x2f9/0x520 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_wmi_ctrl_rx+0x2f9/0x520 drivers/net/wireless/ath/ath9k/wmi.c:227 ath9k_htc_rx_msg+0x5a5/0xac0 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+0x18f9/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686 __usb_hcd_giveback_urb+0x522/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x154/0x670 drivers/usb/core/hcd.c:1754 dummy_timer+0xd72/0x4d40 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x43/0x480 kernel/time/timer.c:1700 expire_timers+0x295/0x640 kernel/time/timer.c:1751 __run_timers+0x5bd/0x8c0 kernel/time/timer.c:2022 run_timer_softirq+0x64/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c5/0x7b9 kernel/softirq.c:571 invoke_softirq+0x8f/0x100 kernel/softirq.c:445 __irq_exit_rcu+0x5a/0x110 kernel/softirq.c:650 irq_exit_rcu+0xe/0x10 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x9a/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] acpi_safe_halt drivers/acpi/processor_idle.c:112 [inline] acpi_idle_do_entry drivers/acpi/processor_idle.c:570 [inline] acpi_idle_enter+0x6d1/0x800 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x82a/0x19f0 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x7b/0xf0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x5ee/0x7f0 kernel/sched/idle.c:303 cpu_startup_entry+0x1d/0x20 kernel/sched/idle.c:400 start_secondary+0xf1/0x110 arch/x86/kernel/smpboot.c:264 secondary_startup_64_no_verify+0xcf/0xdb Uninit was created at: slab_post_alloc_hook mm/slab.h:766 [inline] slab_alloc_node mm/slub.c:3452 [inline] __kmem_cache_alloc_node+0x71f/0xce0 mm/slub.c:3491 __do_kmalloc_node mm/slab_common.c:967 [inline] __kmalloc_node_track_caller+0x114/0x3b0 mm/slab_common.c:988 kmalloc_reserve net/core/skbuff.c:492 [inline] __alloc_skb+0x3af/0x8f0 net/core/skbuff.c:565 __netdev_alloc_skb+0x120/0x7d0 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+0xda2/0x1ee0 drivers/net/wireless/ath/ath9k/hif_usb.c:686 __usb_hcd_giveback_urb+0x522/0x750 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x154/0x670 drivers/usb/core/hcd.c:1754 dummy_timer+0xd72/0x4d40 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x43/0x480 kernel/time/timer.c:1700 expire_timers+0x295/0x640 kernel/time/timer.c:1751 __run_timers+0x5bd/0x8c0 kernel/time/timer.c:2022 run_timer_softirq+0x64/0xe0 kernel/time/timer.c:2035 __do_softirq+0x1c5/0x7b9 kernel/softirq.c:571 CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 6.2.0-rc3-syzkaller-79340-gc9a4e3bf8138 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 =====================================================