yurex 1-1:0.150: yurex_interrupt - unknown status received: -71 usb 1-1: USB disconnect, device number 3 yurex 1-1:0.150: 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: 5289 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: ffff8880a7e16200 R09: ffffed1015a24fc9 R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: ffffffff8f031a00 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff8880a7af3500 FS: 0000000000a57940(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000a55e50 CR3: 000000008f02e000 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:__read_once_size include/linux/compiler.h:193 [inline] RIP: 0010:syscall_return_slowpath arch/x86/entry/common.c:250 [inline] RIP: 0010:do_syscall_64+0x11b/0x4f0 arch/x86/entry/common.c:293 Code: 50 e8 99 2c 71 00 48 b8 00 00 00 00 00 fc ff df 65 48 8b 1c 25 00 ee 01 00 48 89 da 48 c1 ea 03 80 3c 02 00 0f 85 6f 03 00 00 <4c> 8b 23 9c 58 0f 1f 44 00 00 25 00 02 00 00 31 ff 48 89 c3 48 89 RSP: 0018:ffff8880a7dd7f28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: ffff8880a7e16200 RCX: 1ffff11014fbaff5 RDX: 1ffff11014fc2c40 RSI: ffffffff81009367 RDI: ffff8880a7dd7fa8 RBP: ffff8880a7dd7f58 R08: ffff8880a7e16200 R09: 0000000000000001 R10: ffff8880a7e16a40 R11: ffff8880a7e16200 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45b75a Code: b8 34 01 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 6d 8d fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 4a 8d fb ff c3 66 0f 1f 84 00 00 00 00 00 RSP: 002b:00007ffedbfdd498 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045b75a RDX: 0000000000000080 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007ffedbfdd4b0 R08: 00007ffedbfdd4ac R09: 000000000000000a R10: 00007ffedbfdd4b0 R11: 0000000000000246 R12: 0000000000000003 R13: 000000000070d160 R14: 0000000000015e56 R15: 0000000000000000 Modules linked in: ---[ end trace 071dd3fe0ccbb0a3 ]--- 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: ffff8880a7e16200 R09: ffffed1015a24fc9 R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: ffffffff8f031a00 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff8880a7af3500 FS: 0000000000a57940(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000a55e50 CR3: 000000008f02e000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400