yurex 1-1:0.150: yurex_interrupt - unknown status received: -71 yurex 1-1:0.150: yurex_interrupt - unknown status received: -71 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: 4796 Comm: syz-executor.0 Not tainted 5.1.0-rc3+ #8 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+0x3a/0x210 drivers/base/core.c:3208 Code: 89 f5 53 e8 42 71 d7 fe 48 85 ed 0f 84 c9 01 00 00 e8 34 71 d7 fe 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 25 04 fd fe 4c 8b 7d 50 4d 85 ff 75 28 e8 07 RSP: 0018:ffff8881db307930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed103b660f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff8264f72c RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff8881ca59e000 R09: ffffed103b664d30 R10: ffffed103b664d2f R11: ffff8881db32697f R12: ffffffff85eff740 R13: ffff8881db307988 R14: 0000000000000000 R15: ffff8881d9e99500 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa85e3e7000 CR3: 0000000006c26000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: _dev_err+0xd7/0x109 drivers/base/core.c:3251 yurex_interrupt.cold+0xe7/0x13d drivers/usb/misc/yurex.c:183 __usb_hcd_giveback_urb+0x1ef/0x470 drivers/usb/core/hcd.c:1758 usb_hcd_giveback_urb+0x341/0x400 drivers/usb/core/hcd.c:1823 dummy_timer+0x101c/0x2e0c drivers/usb/gadget/udc/dummy_hcd.c:1979 call_timer_fn+0x15c/0x5e0 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+0x586/0x1400 kernel/time/timer.c:1694 __do_softirq+0x21f/0x8bc kernel/softirq.c:293 invoke_softirq kernel/softirq.c:374 [inline] irq_exit+0x17c/0x1a0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0xf1/0x490 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:csd_lock_wait kernel/smp.c:108 [inline] RIP: 0010:smp_call_function_single+0x27e/0x320 kernel/smp.c:302 Code: 09 00 48 8b 4c 24 08 48 8b 54 24 10 48 8d 74 24 40 8b 7c 24 1c e8 62 fa ff ff 41 89 c4 eb 07 e8 98 ce 09 00 f3 90 8b 5c 24 58 <31> ff 83 e3 01 89 de e8 f6 cf 09 00 85 db 75 e5 e8 7d ce 09 00 e9 RSP: 0018:ffff8881ca047500 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8881ca59e000 RBX: 0000000000000003 RCX: ffffffff813299da RDX: 0000000000000000 RSI: ffffffff813299c8 RDI: 0000000000000005 RBP: ffff8881ca0475e0 R08: ffff8881ca59e000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000200 R14: 1ffff11039408ea4 R15: ffff880000001000 smp_call_function_many+0x660/0x790 kernel/smp.c:434 flush_tlb_others arch/x86/include/asm/paravirt.h:68 [inline] flush_tlb_mm_range+0x19f/0x250 arch/x86/mm/tlb.c:760 tlb_flush arch/x86/include/asm/tlb.h:23 [inline] tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:173 [inline] tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:168 [inline] tlb_flush_mmu+0x1b1/0x500 mm/mmu_gather.c:82 arch_tlb_finish_mmu+0x3c/0x370 mm/mmu_gather.c:100 tlb_finish_mmu+0x97/0x100 mm/mmu_gather.c:259 free_ldt_pgtables.part.0+0xce/0x110 arch/x86/kernel/ldt.c:319 arch_exit_mmap arch/x86/include/asm/mmu_context.h:258 [inline] exit_mmap+0x217/0x4d0 mm/mmap.c:3127 __mmput kernel/fork.c:1046 [inline] mmput+0xce/0x3d0 kernel/fork.c:1067 exit_mm kernel/exit.c:546 [inline] do_exit+0x7eb/0x2d10 kernel/exit.c:863 do_group_exit+0x125/0x350 kernel/exit.c:980 get_signal+0x39e/0x1cb0 kernel/signal.c:2577 do_signal+0x88/0x14c0 arch/x86/kernel/signal.c:816 exit_to_usermode_loop+0x195/0x1f0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x3ed/0x500 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458da9 Code: Bad RIP value. RSP: 002b:00007f5ff577dcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 000000000073bf08 RCX: 0000000000458da9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000073bf08 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000073bf0c R13: 00007ffebeb7531f R14: 00007f5ff577e9c0 R15: 000000000073bf0c Modules linked in: ---[ end trace 297342b0e2e506f4 ]--- RIP: 0010:dev_name include/linux/device.h:1087 [inline] RIP: 0010:__dev_printk+0x3a/0x210 drivers/base/core.c:3208 Code: 89 f5 53 e8 42 71 d7 fe 48 85 ed 0f 84 c9 01 00 00 e8 34 71 d7 fe 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 25 04 fd fe 4c 8b 7d 50 4d 85 ff 75 28 e8 07 RSP: 0018:ffff8881db307930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed103b660f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff8264f72c RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff8881ca59e000 R09: ffffed103b664d30 R10: ffffed103b664d2f R11: ffff8881db32697f R12: ffffffff85eff740 R13: ffff8881db307988 R14: 0000000000000000 R15: ffff8881d9e99500 FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000458d7f CR3: 0000000006c26000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400