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: 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:finish_task_switch.isra.0+0x23c/0x990 kernel/sched/core.c:4852 Code: 8b 3a 4c 89 e7 48 c7 02 00 00 00 00 ff d1 4d 85 ff 75 bf 4c 89 e7 e8 c3 a4 af 04 e8 9e 00 2a 00 fb 65 48 8b 1c 25 80 6f 02 00 <48> 8d bb 98 14 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 RSP: 0018:ffffc90000f7fb40 EFLAGS: 00000206 RAX: 00000000007174f3 RBX: ffff8881131f1c00 RCX: 1ffffffff116b641 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000f7fb80 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8149b8f8 R11: 0000000000000001 R12: ffff8881f6937800 R13: ffff888105df3800 R14: 0000000000000000 R15: ffff8881f6937818 context_switch kernel/sched/core.c:4975 [inline] __schedule+0x939/0x2360 kernel/sched/core.c:6253 schedule+0xd2/0x260 kernel/sched/core.c:6326 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fa43bf76b8a Code: 83 ff 03 74 3b 48 83 ec 28 b8 fa ff ff ff 83 ff 02 49 89 ca 0f 44 f8 64 8b 04 25 18 00 00 00 85 c0 75 2d b8 e6 00 00 00 0f 05 <89> c2 f7 da 3d 00 f0 ff ff b8 00 00 00 00 0f 47 c2 48 83 c4 28 c3 RSP: 002b:00007ffed41f1170 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000045e RCX: 00007fa43bf76b8a RDX: 00007ffed41f11b0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffed41f123c R08: 00000000000001f4 R09: 00007ffed41f6080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 0000000000079c32 R14: 0000000000000004 R15: 00007ffed41f12a0 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: 1 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:ffffc900001589b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90000bea000 RDX: 0000000000040000 RSI: ffffffff8311d150 RDI: ffffc90000158928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff5200002b125 R11: 0000000000000000 R12: ffff888117f53718 R13: ffff888117f532e0 R14: ffff888117f53728 R15: ffff88810c177ea8 FS: 00005555559f3400(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 0000000131080000 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: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:finish_task_switch.isra.0+0x23c/0x990 kernel/sched/core.c:4852 Code: 8b 3a 4c 89 e7 48 c7 02 00 00 00 00 ff d1 4d 85 ff 75 bf 4c 89 e7 e8 c3 a4 af 04 e8 9e 00 2a 00 fb 65 48 8b 1c 25 80 6f 02 00 <48> 8d bb 98 14 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 RSP: 0018:ffffc90000f7fb40 EFLAGS: 00000206 RAX: 00000000007174f3 RBX: ffff8881131f1c00 RCX: 1ffffffff116b641 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90000f7fb80 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8149b8f8 R11: 0000000000000001 R12: ffff8881f6937800 R13: ffff888105df3800 R14: 0000000000000000 R15: ffff8881f6937818 context_switch kernel/sched/core.c:4975 [inline] __schedule+0x939/0x2360 kernel/sched/core.c:6253 schedule+0xd2/0x260 kernel/sched/core.c:6326 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fa43bf76b8a Code: 83 ff 03 74 3b 48 83 ec 28 b8 fa ff ff ff 83 ff 02 49 89 ca 0f 44 f8 64 8b 04 25 18 00 00 00 85 c0 75 2d b8 e6 00 00 00 0f 05 <89> c2 f7 da 3d 00 f0 ff ff b8 00 00 00 00 0f 47 c2 48 83 c4 28 c3 RSP: 002b:00007ffed41f1170 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000045e RCX: 00007fa43bf76b8a RDX: 00007ffed41f11b0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffed41f123c R08: 00000000000001f4 R09: 00007ffed41f6080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 0000000000079c32 R14: 0000000000000004 R15: 00007ffed41f12a0 Modules linked in: CR2: ffffffffffffffc8 ---[ end trace 2c719433487e7e2d ]--- 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:ffffc900001589b8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90000bea000 RDX: 0000000000040000 RSI: ffffffff8311d150 RDI: ffffc90000158928 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003 R10: fffff5200002b125 R11: 0000000000000000 R12: ffff888117f53718 R13: ffff888117f532e0 R14: ffff888117f53728 R15: ffff88810c177ea8 FS: 00005555559f3400(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffc8 CR3: 0000000131080000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 8b 3a mov (%rdx),%edi 2: 4c 89 e7 mov %r12,%rdi 5: 48 c7 02 00 00 00 00 movq $0x0,(%rdx) c: ff d1 callq *%rcx e: 4d 85 ff test %r15,%r15 11: 75 bf jne 0xffffffd2 13: 4c 89 e7 mov %r12,%rdi 16: e8 c3 a4 af 04 callq 0x4afa4de 1b: e8 9e 00 2a 00 callq 0x2a00be 20: fb sti 21: 65 48 8b 1c 25 80 6f mov %gs:0x26f80,%rbx 28: 02 00 * 2a: 48 8d bb 98 14 00 00 lea 0x1498(%rbx),%rdi <-- trapping instruction 31: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 38: fc ff df 3b: 48 89 fa mov %rdi,%rdx 3e: 48 rex.W 3f: c1 .byte 0xc1