yurex 3-1:0.150: yurex_interrupt - unknown status received: -71 usb 3-1: USB disconnect, device number 99 yurex 3-1:0.150: yurex_interrupt - unknown status received: -71 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN PTI CPU: 1 PID: 5419 Comm: syz-executor.0 Not tainted 5.1.0-rc5-319617-gd34f951 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:dev_name include/linux/device.h:1087 [inline] RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208 Code: 89 f5 53 e8 1e 24 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 10 24 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 31 39 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 e3 RSP: 0018:ffff8880ad107930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff85559bf0 RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff888097d2c980 R09: fffffbfff22f95f5 R10: fffffbfff22f95f4 R11: ffffffff917cafa3 R12: ffffffff8f031a00 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff88806f05e700 FS: 0000000000a57940(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f924000 CR3: 0000000081646000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: _dev_err+0xdc/0x10e drivers/base/core.c:3251 yurex_interrupt.cold+0x12e/0x13d drivers/usb/misc/yurex.c:183 __usb_hcd_giveback_urb+0x1f4/0x470 drivers/usb/core/hcd.c:1758 usb_hcd_giveback_urb+0x346/0x400 drivers/usb/core/hcd.c:1823 dummy_timer+0x100b/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1968 call_timer_fn+0x161/0x5f0 kernel/time/timer.c:1325 expire_timers kernel/time/timer.c:1362 [inline] __run_timers kernel/time/timer.c:1681 [inline] __run_timers kernel/time/timer.c:1649 [inline] run_timer_softirq+0x58b/0x1400 kernel/time/timer.c:1694 __do_softirq+0x22a/0x8cd kernel/softirq.c:293 invoke_softirq kernel/softirq.c:374 [inline] irq_exit+0x187/0x1b0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0xfe/0x4a0 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:__preempt_count_sub arch/x86/include/asm/preempt.h:84 [inline] RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x30/0x40 kernel/locking/spinlock.c:192 Code: 48 8b 54 24 08 be 01 00 00 00 48 89 fd 48 8d 7f 18 e8 c4 fb 51 f3 48 89 ef e8 bc db 52 f3 e8 17 ca 72 f3 fb 66 0f 1f 44 00 00 <65> ff 0d 09 f5 fb 71 5d c3 0f 1f 80 00 00 00 00 0f 1f 44 00 00 55 RSP: 0018:ffff88808164fb48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000007 RBX: ffff888097d2c980 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffff888097d2d1bc RBP: ffff8880ad12d2c0 R08: ffff888097d2c980 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ad12d2c0 R13: ffff88809030b100 R14: ffff88809fc7ad80 R15: 0000000000000000 finish_lock_switch kernel/sched/core.c:2627 [inline] finish_task_switch+0x121/0x6b0 kernel/sched/core.c:2727 context_switch kernel/sched/core.c:2880 [inline] __schedule+0x700/0x1d00 kernel/sched/core.c:3518 schedule+0x8f/0x180 kernel/sched/core.c:3562 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x206/0x6a0 kernel/time/hrtimer.c:1679 hrtimer_nanosleep+0x25d/0x510 kernel/time/hrtimer.c:1733 __do_sys_nanosleep kernel/time/hrtimer.c:1767 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1754 [inline] __x64_sys_nanosleep+0x1a2/0x220 kernel/time/hrtimer.c:1754 do_syscall_64+0xcf/0x4f0 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4863f0 Code: 00 00 48 c7 c0 d4 ff ff ff 64 c7 00 16 00 00 00 31 c0 eb be 66 0f 1f 44 00 00 83 3d 61 03 5d 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 b4 e0 f8 ff c3 48 83 ec 08 e8 ea 53 fd ff RSP: 002b:00007fff39a7ee48 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 00000000000355d7 RCX: 00000000004863f0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff39a7ee50 RBP: 00000000000000aa R08: 0000000000000001 R09: 0000000000a57940 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff39a7eea0 R14: 00000000000355d7 R15: 00007fff39a7eeb0 Modules linked in: ---[ end trace ab75b0f25d337d6b ]--- RIP: 0010:dev_name include/linux/device.h:1087 [inline] RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208 Code: 89 f5 53 e8 1e 24 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 10 24 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 31 39 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 e3 RSP: 0018:ffff8880ad107930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff85559bf0 RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff888097d2c980 R09: fffffbfff22f95f5 R10: fffffbfff22f95f4 R11: ffffffff917cafa3 R12: ffffffff8f031a00 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff88806f05e700 FS: 0000000000a57940(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2f924000 CR3: 0000000081646000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400