cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88802514e100 submitted while active WARNING: CPU: 2 PID: 7853 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Modules linked in: CPU: 2 UID: 0 PID: 7853 Comm: syz.0.556 Not tainted 6.15.0-rc4-syzkaller-00309-g081bc61f9312 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:usb_submit_urb+0x14d5/0x1730 drivers/usb/core/urb.c:379 Code: fd eb cb bb fe ff ff ff e9 c6 f3 ff ff e8 13 76 94 fa c6 05 7d ba 46 09 01 90 48 c7 c7 c0 2c 51 8c 48 89 de e8 8c 01 54 fa 90 <0f> 0b 90 90 e9 b6 fe ff ff bb f8 ff ff ff e9 96 f3 ff ff 48 89 ef RSP: 0018:ffffc90000648a90 EFLAGS: 00010082 RAX: 0000000000000000 RBX: ffff88802514e100 RCX: ffffffff817ac018 RDX: ffff88802348a440 RSI: ffffffff817ac025 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000046 R13: ffff8880582ca058 R14: 000000000000000f R15: 0000000000000001 FS: 0000555561ef0500(0000) GS:ffff8880d6bdf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000005000 CR3: 0000000035107000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x2e7/0xb70 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x38a/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x39b/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x180e/0x3a20 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__kernel_text_address+0x0/0x40 kernel/extable.c:78 Code: 5b c3 cc cc cc cc 48 c7 c7 84 c1 84 90 e8 18 a9 9b 00 e9 6a ff ff ff 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <66> 0f 1f 00 53 48 89 fb e8 e3 fe ff ff 85 c0 75 1b 48 81 fb 00 e0 RSP: 0018:ffffc9000f9677b8 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: ffffc9000f9677d8 RCX: ffffc9000f96772c RDX: 1ffff92001f2cf04 RSI: ffffffff8dbbbc5f RDI: ffffffff85fef3fb RBP: ffffc9000f967820 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 000000000004ff45 R12: ffffffff81a6f3c0 R13: ffffc9000f967898 R14: 0000000000000000 R15: ffff88802348a440 unwind_get_return_address+0x59/0xa0 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0xa6/0x100 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4327 [inline] __kmalloc_noprof+0x223/0x510 mm/slub.c:4339 kmalloc_noprof include/linux/slab.h:909 [inline] kzalloc_noprof include/linux/slab.h:1039 [inline] kobject_get_path+0xd2/0x2a0 lib/kobject.c:161 kobject_uevent_env+0x289/0x1870 lib/kobject_uevent.c:545 device_remove+0xc8/0x170 drivers/base/dd.c:567 __device_release_driver drivers/base/dd.c:1272 [inline] device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1295 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1358 bus_remove_driver+0x13b/0x2c0 drivers/base/bus.c:747 driver_unregister+0x76/0xb0 drivers/base/driver.c:277 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1732 raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x3ff/0xb70 fs/file_table.c:465 task_work_run+0x14d/0x240 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x27b/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x260 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb325b8e969 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffff79bb938 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00000000000144b9 RCX: 00007fb325b8e969 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007fb325db7ba0 R08: 0000000000000001 R09: 0000001af79bbc2f R10: 00007fb325a00000 R11: 0000000000000246 R12: 00007fb325db5fac R13: 00007fb325db5fa0 R14: ffffffffffffffff R15: 00007ffff79bba50 ---------------- Code disassembly (best guess): 0: 5b pop %rbx 1: c3 ret 2: cc int3 3: cc int3 4: cc int3 5: cc int3 6: 48 c7 c7 84 c1 84 90 mov $0xffffffff9084c184,%rdi d: e8 18 a9 9b 00 call 0x9ba92a 12: e9 6a ff ff ff jmp 0xffffff81 17: 0f 1f 00 nopl (%rax) 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop 29: 90 nop * 2a: 66 0f 1f 00 nopw (%rax) <-- trapping instruction 2e: 53 push %rbx 2f: 48 89 fb mov %rdi,%rbx 32: e8 e3 fe ff ff call 0xffffff1a 37: 85 c0 test %eax,%eax 39: 75 1b jne 0x56 3b: 48 rex.W 3c: 81 .byte 0x81 3d: fb sti 3e: 00 e0 add %ah,%al