general protection fault, probably for non-canonical address 0xdffffc0000000015: 0000 [#1] SMP KASAN KASAN: null-ptr-deref in range [0x00000000000000a8-0x00000000000000af] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:usb_get_intfdata include/linux/usb.h:265 [inline] RIP: 0010:ath9k_hif_usb_rx_cb+0x103/0xf90 drivers/net/wireless/ath/ath9k/hif_usb.c:643 Code: 83 3c 24 00 48 89 c3 0f 84 19 04 00 00 e8 e5 9a 64 fe 48 8d bb a8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 42 0c 00 00 4c 8b a3 a8 00 00 00 4d 85 e4 0f 84 RSP: 0018:ffff8881db309910 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff836a92fc RDX: 0000000000000015 RSI: ffffffff82db9fcb RDI: 00000000000000a8 RBP: ffff8881d5550e00 R08: ffff8881da20b180 R09: ffffed1039d0864b R10: ffff8881ce843253 R11: ffffed1039d0864a R12: 00000000ffffff94 R13: ffff8881d4e2e000 R14: ffff8881d5550e00 R15: ffff8881d5550e00 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006d00a0 CR3: 00000001d220e000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __usb_hcd_giveback_urb+0x1f2/0x470 drivers/usb/core/hcd.c:1648 usb_hcd_giveback_urb+0x368/0x420 drivers/usb/core/hcd.c:1713 dummy_timer+0x125e/0x32b4 drivers/usb/gadget/udc/dummy_hcd.c:1966 call_timer_fn+0x1ac/0x700 kernel/time/timer.c:1405 expire_timers kernel/time/timer.c:1450 [inline] __run_timers kernel/time/timer.c:1774 [inline] __run_timers kernel/time/timer.c:1741 [inline] run_timer_softirq+0x5f9/0x1500 kernel/time/timer.c:1787 __do_softirq+0x21e/0x9aa kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x178/0x1a0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:546 [inline] smp_apic_timer_interrupt+0x141/0x540 arch/x86/kernel/apic/apic.c:1140 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:default_idle+0x28/0x300 arch/x86/kernel/process.c:698 Code: cc cc 41 56 41 55 65 44 8b 2d d4 d2 6b 7a 41 54 55 53 0f 1f 44 00 00 e8 c6 b5 af fb e9 07 00 00 00 0f 00 2d fa 73 4c 00 fb f4 <65> 44 8b 2d b0 d2 6b 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffff8881da227da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000007 RBX: ffff8881da20b180 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffff8881da20b9fc RBP: ffffed103b441630 R08: ffff8881da20b180 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: 0000000000000001 R14: ffffffff87e87b40 R15: 0000000000000000 cpuidle_idle_call kernel/sched/idle.c:154 [inline] do_idle+0x3e0/0x500 kernel/sched/idle.c:269 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:361 start_secondary+0x2a9/0x390 arch/x86/kernel/smpboot.c:268 secondary_startup_64+0xb6/0xc0 arch/x86/kernel/head_64.S:242 Modules linked in: ---[ end trace 5e7715d0354fde6c ]--- RIP: 0010:usb_get_intfdata include/linux/usb.h:265 [inline] RIP: 0010:ath9k_hif_usb_rx_cb+0x103/0xf90 drivers/net/wireless/ath/ath9k/hif_usb.c:643 Code: 83 3c 24 00 48 89 c3 0f 84 19 04 00 00 e8 e5 9a 64 fe 48 8d bb a8 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 42 0c 00 00 4c 8b a3 a8 00 00 00 4d 85 e4 0f 84 RSP: 0018:ffff8881db309910 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff836a92fc RDX: 0000000000000015 RSI: ffffffff82db9fcb RDI: 00000000000000a8 RBP: ffff8881d5550e00 R08: ffff8881da20b180 R09: ffffed1039d0864b R10: ffff8881ce843253 R11: ffffed1039d0864a R12: 00000000ffffff94 R13: ffff8881d4e2e000 R14: ffff8881d5550e00 R15: ffff8881d5550e00 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000006d00a0 CR3: 00000001d220e000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400