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: 0 PID: 1295 Comm: syz-executor.3 Not tainted 5.16.0-rc8-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+0xd28/0x1030 kernel/locking/lockdep.c:1263 __lock_acquire+0x106/0x5470 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:1663 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1733 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+0x67c/0xa30 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+0x288/0x9a5 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:87 [inline] RIP: 0010:syscall_enter_from_user_mode+0x2b/0x70 kernel/entry/common.c:108 Code: 54 49 89 f4 55 48 89 fd 48 8b 7c 24 10 e8 ed f5 ff ff eb 27 eb 2b e8 64 21 7c fb e8 9f 1f 7c fb fb 65 48 8b 04 25 80 6f 02 00 <48> 8b 70 08 40 f6 c6 3f 75 19 4c 89 e0 5d 41 5c c3 eb 1b 0f 0b eb RSP: 0018:ffffc90000f4ff28 EFLAGS: 00000206 RAX: ffff88811272b800 RBX: 0000000000000000 RCX: 1ffffffff116b641 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000f4ff58 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8149b8f8 R11: 0000000000000000 R12: 000000000000003d R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 do_syscall_64+0x16/0xb0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f2aab73c316 Code: 1f 44 00 00 31 c9 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 49 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 90 48 83 ec 28 89 54 24 14 48 89 74 24 RSP: 002b:00007ffe607293d8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000e82 RCX: 00007f2aab73c316 RDX: 0000000040000001 RSI: 00007ffe6072943c RDI: 00000000ffffffff RBP: 00007ffe6072943c R08: 000000000000064c R09: 00007ffe607f7080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 000000000018996b R14: 0000000000000012 R15: 00007ffe607294a0 BUG: unable to handle page fault for address: ffffffffffffffc8 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 7626067 P4D 7626067 PUD 7628067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1295 Comm: syz-executor.3 Not tainted 5.16.0-rc8-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 a0 b1 31 fe 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 5d b5 31 fe 45 84 ff 75 a8 e8 73 b1 RSP: 0018:ffffc900000079b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900009e9000 RDX: 0000000000040000 RSI: ffffffff8311d150 RDI: ffffc90000007928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff52000000f25 R11: 0000000000000000 R12: ffff88812feeb718 R13: ffff88812feeb2e0 R14: ffff88812feeb728 R15: ffff8881354e0ca8 FS: 000055555740a400(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 0000000130a77000 CR4: 00000000003506f0 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:1663 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1733 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+0x67c/0xa30 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+0x288/0x9a5 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:637 irq_exit_rcu+0x5/0x20 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:87 [inline] RIP: 0010:syscall_enter_from_user_mode+0x2b/0x70 kernel/entry/common.c:108 Code: 54 49 89 f4 55 48 89 fd 48 8b 7c 24 10 e8 ed f5 ff ff eb 27 eb 2b e8 64 21 7c fb e8 9f 1f 7c fb fb 65 48 8b 04 25 80 6f 02 00 <48> 8b 70 08 40 f6 c6 3f 75 19 4c 89 e0 5d 41 5c c3 eb 1b 0f 0b eb RSP: 0018:ffffc90000f4ff28 EFLAGS: 00000206 RAX: ffff88811272b800 RBX: 0000000000000000 RCX: 1ffffffff116b641 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000f4ff58 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8149b8f8 R11: 0000000000000000 R12: 000000000000003d R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 do_syscall_64+0x16/0xb0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f2aab73c316 Code: 1f 44 00 00 31 c9 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 49 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 90 48 83 ec 28 89 54 24 14 48 89 74 24 RSP: 002b:00007ffe607293d8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000e82 RCX: 00007f2aab73c316 RDX: 0000000040000001 RSI: 00007ffe6072943c RDI: 00000000ffffffff RBP: 00007ffe6072943c R08: 000000000000064c R09: 00007ffe607f7080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 000000000018996b R14: 0000000000000012 R15: 00007ffe607294a0 Modules linked in: CR2: ffffffffffffffc8 ---[ end trace 9c4c68e92a49741d ]--- 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 a0 b1 31 fe 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 5d b5 31 fe 45 84 ff 75 a8 e8 73 b1 RSP: 0018:ffffc900000079b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc900009e9000 RDX: 0000000000040000 RSI: ffffffff8311d150 RDI: ffffc90000007928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff52000000f25 R11: 0000000000000000 R12: ffff88812feeb718 R13: ffff88812feeb2e0 R14: ffff88812feeb728 R15: ffff8881354e0ca8 FS: 000055555740a400(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 0000000130a77000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 54 push %rsp 1: 49 89 f4 mov %rsi,%r12 4: 55 push %rbp 5: 48 89 fd mov %rdi,%rbp 8: 48 8b 7c 24 10 mov 0x10(%rsp),%rdi d: e8 ed f5 ff ff callq 0xfffff5ff 12: eb 27 jmp 0x3b 14: eb 2b jmp 0x41 16: e8 64 21 7c fb callq 0xfb7c217f 1b: e8 9f 1f 7c fb callq 0xfb7c1fbf 20: fb sti 21: 65 48 8b 04 25 80 6f mov %gs:0x26f80,%rax 28: 02 00 * 2a: 48 8b 70 08 mov 0x8(%rax),%rsi <-- trapping instruction 2e: 40 f6 c6 3f test $0x3f,%sil 32: 75 19 jne 0x4d 34: 4c 89 e0 mov %r12,%rax 37: 5d pop %rbp 38: 41 5c pop %r12 3a: c3 retq 3b: eb 1b jmp 0x58 3d: 0f 0b ud2 3f: eb .byte 0xeb