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BUG: KMSAN: uninit-value in ath9k_wmi_ctrl_rx+0x344/0x590 drivers/net/wireless/ath/ath9k/wmi.c:227
 ath9k_wmi_ctrl_rx+0x344/0x590 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+0x1a9e/0x20c0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
 __usb_hcd_giveback_urb+0x522/0x740 drivers/usb/core/hcd.c:1671
 usb_hcd_giveback_urb+0x154/0x670 drivers/usb/core/hcd.c:1754
 dummy_timer+0xd3f/0x4f20 drivers/usb/gadget/udc/dummy_hcd.c:1988
 call_timer_fn+0x43/0x480 kernel/time/timer.c:1474
 expire_timers+0x272/0x610 kernel/time/timer.c:1519
 __run_timers+0x5bd/0x8c0 kernel/time/timer.c:1790
 run_timer_softirq+0x64/0xe0 kernel/time/timer.c:1803
 __do_softirq+0x1cc/0x7fb 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:1106
 asm_sysvec_apic_timer_interrupt+0x1b/0x20
 valid_section include/linux/mmzone.h:1547 [inline]
 pfn_valid include/linux/mmzone.h:1643 [inline]
 kmsan_virt_addr_valid arch/x86/include/asm/kmsan.h:82 [inline]
 virt_to_page_or_null mm/kmsan/shadow.c:75 [inline]
 kmsan_get_metadata+0x1ce/0x2d0 mm/kmsan/shadow.c:143
 kmsan_get_shadow_origin_ptr+0x34/0xa0 mm/kmsan/shadow.c:97
 get_shadow_origin_ptr mm/kmsan/instrumentation.c:35 [inline]
 __msan_metadata_ptr_for_load_8+0x20/0x30 mm/kmsan/instrumentation.c:77
 unwind_get_return_address+0x41/0xd0 arch/x86/kernel/unwind_frame.c:19
 arch_stack_walk+0x14e/0x280 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0xb2/0x100 kernel/stacktrace.c:122
 kmsan_save_stack_with_flags+0x2b/0x60 mm/kmsan/core.c:73
 kmsan_alloc_page+0x173/0x210 mm/kmsan/shadow.c:196
 __alloc_pages+0x9f1/0xe80 mm/page_alloc.c:5556
 __folio_alloc+0x41/0xe0 mm/page_alloc.c:5565
 vma_alloc_folio+0x14a0/0x1e30 mm/mempolicy.c:2231
 shmem_alloc_folio mm/shmem.c:1557 [inline]
 shmem_alloc_and_acct_folio+0x8ee/0xf10 mm/shmem.c:1587
 shmem_getpage_gfp+0x1a85/0x4590 mm/shmem.c:1921
 shmem_getpage mm/shmem.c:150 [inline]
 shmem_write_begin+0x139/0x2e0 mm/shmem.c:2512
 generic_perform_write+0x3f1/0xbf0 mm/filemap.c:3738
 __generic_file_write_iter+0x38f/0x910 mm/filemap.c:3866
 generic_file_write_iter+0xff/0x5a0 mm/filemap.c:3898
 __kernel_write+0x3cb/0xaa0 fs/read_write.c:523
 __dump_emit fs/coredump.c:805 [inline]
 dump_emit+0xd53/0x1480 fs/coredump.c:842
 dump_user_range+0x11a/0x6e0 fs/coredump.c:879
 elf_core_dump+0x5f9d/0x63b0 fs/binfmt_elf.c:2311
 do_coredump+0x35c0/0x4bf0 fs/coredump.c:756
 get_signal+0x2222/0x2c50 kernel/signal.c:2843
 arch_do_signal_or_restart+0x56/0xae0 arch/x86/kernel/signal.c:869
 exit_to_user_mode_loop+0xea/0x320 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0x16e/0x220 kernel/entry/common.c:203
 irqentry_exit_to_user_mode+0x9/0x20 kernel/entry/common.c:309
 irqentry_exit+0x12/0x40 kernel/entry/common.c:412
 exc_general_protection+0x28f/0x450 arch/x86/kernel/traps.c:719
 asm_exc_general_protection+0x27/0x30

Uninit was created at:
 slab_post_alloc_hook mm/slab.h:732 [inline]
 slab_alloc_node mm/slub.c:3258 [inline]
 __kmalloc_node_track_caller+0x814/0x1250 mm/slub.c:4970
 kmalloc_reserve net/core/skbuff.c:362 [inline]
 __alloc_skb+0x346/0xcf0 net/core/skbuff.c:434
 __netdev_alloc_skb+0x126/0x780 net/core/skbuff.c:500
 __dev_alloc_skb include/linux/skbuff.h:3157 [inline]
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:635 [inline]
 ath9k_hif_usb_rx_cb+0xd59/0x20c0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
 __usb_hcd_giveback_urb+0x522/0x740 drivers/usb/core/hcd.c:1671
 usb_hcd_giveback_urb+0x154/0x670 drivers/usb/core/hcd.c:1754
 dummy_timer+0xd3f/0x4f20 drivers/usb/gadget/udc/dummy_hcd.c:1988
 call_timer_fn+0x43/0x480 kernel/time/timer.c:1474
 expire_timers+0x272/0x610 kernel/time/timer.c:1519
 __run_timers+0x5bd/0x8c0 kernel/time/timer.c:1790
 run_timer_softirq+0x64/0xe0 kernel/time/timer.c:1803
 __do_softirq+0x1cc/0x7fb kernel/softirq.c:571

CPU: 1 PID: 17629 Comm: syz-executor.0 Not tainted 6.0.0-rc5-syzkaller-48543-g968c2729e576 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
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