INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.16.0-rc4-next-20211206-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 assign_lock_key kernel/locking/lockdep.c:951 [inline] register_lock_class+0xf79/0x10c0 kernel/locking/lockdep.c:1263 __lock_acquire+0x105/0x54a0 kernel/locking/lockdep.c:4906 lock_acquire kernel/locking/lockdep.c:5637 [inline] lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5602 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162 ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1133 ath9k_htc_rx_msg+0x2e4/0xb70 drivers/net/wireless/ath/ath9k/htc_hst.c:461 ath9k_hif_usb_reg_in_cb+0x1ac/0x630 drivers/net/wireless/ath/ath9k/hif_usb.c:733 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1656 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726 dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734 __run_timers kernel/time/timer.c:1715 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:551 Code: 89 de e8 ed 59 22 f8 84 db 75 ac e8 04 56 22 f8 e8 1f 9f 28 f8 eb 0c e8 f8 55 22 f8 0f 00 2d 21 c8 bb 00 e8 ec 55 22 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 67 58 22 f8 48 85 db RSP: 0018:ffffc90000d57d18 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8880119157c0 RSI: ffffffff89558fe4 RDI: 0000000000000000 RBP: ffff888012f97864 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff817e2f28 R11: 0000000000000000 R12: 0000000000000001 R13: ffff888012f97800 R14: ffff888012f97864 R15: ffff8881461f0004 acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:686 cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351 call_cpuidle kernel/sched/idle.c:158 [inline] cpuidle_idle_call kernel/sched/idle.c:239 [inline] do_idle+0x3e8/0x590 kernel/sched/idle.c:306 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403 start_secondary+0x265/0x340 arch/x86/kernel/smpboot.c:272 secondary_startup_64_no_verify+0xb0/0xbb BUG: unable to handle page fault for address: ffffffffffffffc8 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD b88f067 P4D b88f067 PUD b891067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.16.0-rc4-next-20211206-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1135 Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 e5 52 fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 4d e9 52 fc 45 84 ff 75 a8 e8 63 e5 RSP: 0018:ffffc90000dc09b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90001d22000 RDX: 0000000000040000 RSI: ffffffff85250040 RDI: ffffc90000dc0928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff520001b8125 R11: 0000000000000000 R12: ffff888075acb818 R13: ffff888075acb3e0 R14: ffff888075acb828 R15: ffff8880149ce4a8 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 000000002a846000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ath9k_htc_rx_msg+0x2e4/0xb70 drivers/net/wireless/ath/ath9k/htc_hst.c:461 ath9k_hif_usb_reg_in_cb+0x1ac/0x630 drivers/net/wireless/ath/ath9k/hif_usb.c:733 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1656 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726 dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734 __run_timers kernel/time/timer.c:1715 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:551 Code: 89 de e8 ed 59 22 f8 84 db 75 ac e8 04 56 22 f8 e8 1f 9f 28 f8 eb 0c e8 f8 55 22 f8 0f 00 2d 21 c8 bb 00 e8 ec 55 22 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 67 58 22 f8 48 85 db RSP: 0018:ffffc90000d57d18 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8880119157c0 RSI: ffffffff89558fe4 RDI: 0000000000000000 RBP: ffff888012f97864 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff817e2f28 R11: 0000000000000000 R12: 0000000000000001 R13: ffff888012f97800 R14: ffff888012f97864 R15: ffff8881461f0004 acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:686 cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351 call_cpuidle kernel/sched/idle.c:158 [inline] cpuidle_idle_call kernel/sched/idle.c:239 [inline] do_idle+0x3e8/0x590 kernel/sched/idle.c:306 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403 start_secondary+0x265/0x340 arch/x86/kernel/smpboot.c:272 secondary_startup_64_no_verify+0xb0/0xbb Modules linked in: CR2: ffffffffffffffc8 ---[ end trace d31ab1ffdef3e770 ]--- RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1135 Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 90 e5 52 fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 4d e9 52 fc 45 84 ff 75 a8 e8 63 e5 RSP: 0018:ffffc90000dc09b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90001d22000 RDX: 0000000000040000 RSI: ffffffff85250040 RDI: ffffc90000dc0928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff520001b8125 R11: 0000000000000000 R12: ffff888075acb818 R13: ffff888075acb3e0 R14: ffff888075acb828 R15: ffff8880149ce4a8 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 000000002a846000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 89 de mov %ebx,%esi 2: e8 ed 59 22 f8 callq 0xf82259f4 7: 84 db test %bl,%bl 9: 75 ac jne 0xffffffb7 b: e8 04 56 22 f8 callq 0xf8225614 10: e8 1f 9f 28 f8 callq 0xf8289f34 15: eb 0c jmp 0x23 17: e8 f8 55 22 f8 callq 0xf8225614 1c: 0f 00 2d 21 c8 bb 00 verw 0xbbc821(%rip) # 0xbbc844 23: e8 ec 55 22 f8 callq 0xf8225614 28: fb sti 29: f4 hlt * 2a: 9c pushfq <-- trapping instruction 2b: 5b pop %rbx 2c: 81 e3 00 02 00 00 and $0x200,%ebx 32: fa cli 33: 31 ff xor %edi,%edi 35: 48 89 de mov %rbx,%rsi 38: e8 67 58 22 f8 callq 0xf82258a4 3d: 48 85 db test %rbx,%rbx