rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2645 jiffies s: 29553 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes NMI backtrace for cpu 1 CPU: 1 PID: 6989 Comm: udevd Not tainted 6.7.0-rc3-syzkaller-00025-g3396b3372e61 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:io_serial_in+0x87/0xa0 drivers/tty/serial/8250/8250_port.c:411 Code: 7b c7 fe 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 16 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 e8 1c 08 15 ff eb a6 e8 75 08 15 ff eb e3 RSP: 0018:ffffc900001983c8 EFLAGS: 00000002 RAX: dffffc0000000060 RBX: 00000000000003fd RCX: 0000000000000000 RDX: 00000000000003fd RSI: ffffffff828676b0 RDI: ffffffff8c177f60 RBP: ffffffff8c177f20 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 205d333332355420 R12: 0000000000000000 R13: 0000000000000020 R14: fffffbfff182f03e R15: dffffc0000000000 FS: 00007fe19e971c80(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3cfae13f00 CR3: 000000011ba29000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_in drivers/tty/serial/8250/8250.h:117 [inline] serial_lsr_in drivers/tty/serial/8250/8250.h:139 [inline] wait_for_lsr+0xd7/0x180 drivers/tty/serial/8250/8250_port.c:2081 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3366 [inline] serial8250_console_write+0xc79/0x1060 drivers/tty/serial/8250/8250_port.c:3444 console_emit_next_record kernel/printk/printk.c:2901 [inline] console_flush_all+0x4d5/0xd50 kernel/printk/printk.c:2967 console_unlock+0x10c/0x260 kernel/printk/printk.c:3036 vprintk_emit+0x17f/0x5f0 kernel/printk/printk.c:2303 dev_vprintk_emit drivers/base/core.c:4850 [inline] dev_printk_emit+0xfb/0x140 drivers/base/core.c:4861 __dev_printk+0xf5/0x270 drivers/base/core.c:4873 _dev_err+0xe5/0x120 drivers/base/core.c:4916 wdm_int_callback+0x7d1/0xaa0 drivers/usb/class/cdc-wdm.c:276 __usb_hcd_giveback_urb+0x359/0x5c0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x389/0x430 drivers/usb/core/hcd.c:1733 dummy_timer+0x1415/0x35f0 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x193/0x580 kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x764/0xb10 kernel/time/timer.c:2022 run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035 __do_softirq+0x20a/0x94b kernel/softirq.c:553 invoke_softirq kernel/softirq.c:427 [inline] __irq_exit_rcu kernel/softirq.c:632 [inline] irq_exit_rcu+0xa7/0x110 kernel/softirq.c:644 sysvec_apic_timer_interrupt+0x8e/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:tomoyo_check_acl+0x2f8/0x410 security/tomoyo/domain.c:184 Code: de 48 c1 e8 06 49 8d 7c c5 00 e8 83 4f 8a ff 49 0f a3 5d 00 8d 43 01 41 0f 92 c7 31 ff 44 89 fe 66 89 44 24 16 e8 58 b7 3c ff <45> 84 ff 75 29 e8 1e bc 3c ff 0f b7 74 24 16 bf 00 01 00 00 48 83 RSP: 0018:ffffc9000244f9f0 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 000000000000001d RCX: ffffffff82113678 RDX: ffff888112e10000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc9000244fb18 R13: ffff88811188bbb0 R14: 000000000000001d R15: 0000000000000000 tomoyo_path_permission security/tomoyo/file.c:586 [inline] tomoyo_path_permission+0x1ff/0x3b0 security/tomoyo/file.c:573 tomoyo_path_perm+0x35a/0x450 security/tomoyo/file.c:838 security_inode_getattr+0xf1/0x150 security/security.c:2153 vfs_getattr fs/stat.c:173 [inline] vfs_statx+0x14a/0x460 fs/stat.c:248 vfs_fstatat+0xb3/0x140 fs/stat.c:299 __do_sys_newfstatat+0x98/0x110 fs/stat.c:463 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fe19ea9c5f4 Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8 RSP: 002b:00007ffe2a664678 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 000000000000000e RCX: 00007fe19ea9c5f4 RDX: 00007ffe2a664688 RSI: 00007ffe2a664757 RDI: 00000000ffffff9c RBP: 00007ffe2a665790 R08: 0000000000000000 R09: f372382c9c5bc060 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2a665bb8 R13: 0000000000000000 R14: 00007ffe2a665bb8 R15: 000055ae1f664160 cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 6-1:1.0: nonzero urb status received: -71 cdc_wdm 6-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes usb 4-1: USB disconnect, device number 55 cdc_wdm 4-1:1.0: nonzero urb status received: -71 cdc_wdm 4-1:1.0: wdm_int_callback - 0 bytes cdc_wdm 4-1:1.0: wdm_int_callback - usb_submit_urb failed with result -19 usb 5-1: new high-speed USB device number 110 using dummy_hcd usb 5-1: Using ep0 maxpacket: 8 usb 5-1: config 2 has 0 interfaces, different from the descriptor's value: 1 usb 5-1: New USB device found, idVendor=0225, idProduct=0000, bcdDevice= 0.00 usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 5-1: string descriptor 0 read error: -71 usb 5-1: USB disconnect, device number 110 usb 5-1: new high-speed USB device number 111 using dummy_hcd usb 5-1: Using ep0 maxpacket: 8 usb 5-1: config 2 has 0 interfaces, different from the descriptor's value: 1 usb 5-1: New USB device found, idVendor=0225, idProduct=0000, bcdDevice= 0.00 usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 5-1: string descriptor 0 read error: -71 usb 5-1: USB disconnect, device number 111