=====================================================
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:675 [inline]
 ath9k_hif_usb_rx_cb+0x16e3/0x20c0 drivers/net/wireless/ath/ath9k/hif_usb.c:715
 __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+0xd65/0x4c30 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+0x850/0xf60 kernel/time/timer.c:2022
 run_timer_softirq+0x26/0x40 kernel/time/timer.c:2035
 __do_softirq+0x1b7/0x78f kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0xc2/0x1b0 kernel/softirq.c:650
 irq_exit_rcu+0x12/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x7a/0x90 arch/x86/kernel/apic/apic.c:1106
 asm_sysvec_apic_timer_interrupt+0x1f/0x30 arch/x86/include/asm/idtentry.h:645
 arch_kmsan_get_meta_or_null arch/x86/include/asm/kmsan.h:37 [inline]
 kmsan_get_metadata+0xcc/0x2c0 mm/kmsan/shadow.c:139
 kmsan_get_shadow_origin_ptr+0x38/0xa0 mm/kmsan/shadow.c:97
 get_shadow_origin_ptr mm/kmsan/instrumentation.c:36 [inline]
 __msan_metadata_ptr_for_load_1+0x24/0x40 mm/kmsan/instrumentation.c:89
 tomoyo_check_acl+0x177/0x5c0 security/tomoyo/domain.c:173
 tomoyo_path_permission security/tomoyo/file.c:586 [inline]
 tomoyo_path_perm+0x6a7/0xa50 security/tomoyo/file.c:838
 tomoyo_inode_getattr+0x34/0x40 security/tomoyo/tomoyo.c:122
 security_inode_getattr+0x125/0x200 security/security.c:2114
 vfs_getattr fs/stat.c:167 [inline]
 vfs_statx+0x1c1/0x6e0 fs/stat.c:242
 vfs_fstatat fs/stat.c:276 [inline]
 __do_sys_newfstatat fs/stat.c:446 [inline]
 __se_sys_newfstatat+0xbd/0x900 fs/stat.c:440
 __x64_sys_newfstatat+0xbd/0x110 fs/stat.c:440
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Uninit was created at:
 slab_post_alloc_hook+0x12d/0xb60 mm/slab.h:716
 slab_alloc_node mm/slub.c:3451 [inline]
 kmem_cache_alloc_node+0x535/0xa30 mm/slub.c:3496
 kmalloc_reserve+0x148/0x470 net/core/skbuff.c:568
 __alloc_skb+0x318/0x740 net/core/skbuff.c:654
 __netdev_alloc_skb+0x11a/0x6f0 net/core/skbuff.c:718
 __dev_alloc_skb include/linux/skbuff.h:3201 [inline]
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:657 [inline]
 ath9k_hif_usb_rx_cb+0xd0d/0x20c0 drivers/net/wireless/ath/ath9k/hif_usb.c:715
 __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+0xd65/0x4c30 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+0x850/0xf60 kernel/time/timer.c:2022
 run_timer_softirq+0x26/0x40 kernel/time/timer.c:2035
 __do_softirq+0x1b7/0x78f kernel/softirq.c:571

CPU: 1 PID: 5340 Comm: udevd Not tainted 6.4.0-rc1-syzkaller-g46e8b6e7cfeb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
=====================================================