usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 rcu: INFO: rcu_sched self-detected stall on CPU rcu: 1-...!: (1 GPs behind) idle=60e/1/0x4000000000000000 softirq=4750/4751 fqs=0 (t=10500 jiffies g=3581 q=61) rcu: rcu_sched kthread starved for 10500 jiffies! g3581 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_sched kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_sched state:I stack:28872 pid: 11 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:4339 [inline] __schedule+0x920/0x1f70 kernel/sched/core.c:5147 schedule+0xcb/0x270 kernel/sched/core.c:5226 schedule_timeout+0x14a/0x250 kernel/time/timer.c:1892 rcu_gp_fqs_loop kernel/rcu/tree.c:2004 [inline] rcu_gp_kthread+0xa4b/0x1c70 kernel/rcu/tree.c:2177 kthread+0x38c/0x460 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4409 Comm: kworker/0:2 Not tainted 5.13.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events netstamp_clear RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline] RIP: 0010:smp_call_function_many_cond+0x454/0xbe0 kernel/smp.c:967 Code: 0a 00 85 ed 74 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 ae d6 0a 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 03 06 00 00 8b 43 08 31 RSP: 0018:ffffc90000307ab0 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff8881f6936f40 RCX: 0000000000000000 RDX: ffff88811c1db680 RSI: ffffffff81363b72 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff81363b98 R11: 0000000000000000 R12: ffffed103ed26de9 R13: 0000000000000001 R14: ffff8881f6936f48 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff3bb259000 CR3: 0000000007825000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x53/0x70 kernel/smp.c:1133 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:901 [inline] text_poke_bp_batch+0x1b3/0x560 arch/x86/kernel/alternative.c:1086 text_poke_flush arch/x86/kernel/alternative.c:1240 [inline] text_poke_flush arch/x86/kernel/alternative.c:1237 [inline] text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1247 arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:122 jump_label_update+0x1b4/0x3d0 kernel/jump_label.c:825 static_key_enable_cpuslocked+0x1b1/0x260 kernel/jump_label.c:177 static_key_enable+0x16/0x20 kernel/jump_label.c:190 netstamp_clear+0x5a/0x80 net/core/dev.c:2216 process_one_work+0x98d/0x1580 kernel/workqueue.c:2275 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421 kthread+0x38c/0x460 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294 NMI backtrace for cpu 1 CPU: 1 PID: 4449 Comm: systemd-udevd Not tainted 5.13.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x143/0x1db lib/dump_stack.c:120 nmi_cpu_backtrace.cold+0x46/0xe0 lib/nmi_backtrace.c:105 nmi_trigger_cpumask_backtrace+0x1da/0x200 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_dump_cpu_stacks+0x222/0x2a7 kernel/rcu/tree_stall.h:341 print_cpu_stall kernel/rcu/tree_stall.h:624 [inline] check_cpu_stall kernel/rcu/tree_stall.h:699 [inline] rcu_pending kernel/rcu/tree.c:3911 [inline] rcu_sched_clock_irq.cold+0x15d/0x3d4 kernel/rcu/tree.c:2649 update_process_times+0x139/0x1b0 kernel/time/timer.c:1796 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226 tick_sched_timer+0x1a4/0x2c0 kernel/time/tick-sched.c:1373 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x1c0/0xd80 kernel/time/hrtimer.c:1601 hrtimer_interrupt+0x2fc/0x9b0 kernel/time/hrtimer.c:1663 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline] __sysvec_apic_timer_interrupt+0xf5/0x420 arch/x86/kernel/apic/apic.c:1106 sysvec_apic_timer_interrupt+0x65/0x90 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0010:_raw_spin_unlock_irqrestore+0x3a/0x50 kernel/locking/spinlock.c:192 Code: 10 e8 5a 38 71 fb 48 89 ef e8 92 ae 71 fb 81 e3 00 02 00 00 75 17 9c 58 f6 c4 02 75 17 48 85 db 74 01 fb 65 ff 0d 46 23 4b 7a <5b> 5d c3 e8 3e 3f 90 fb eb e2 e8 a7 37 fe ff eb e2 0f 1f 44 00 00 RSP: 0000:ffffc90000437a58 EFLAGS: 00000206 RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1524d4a RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85b6cbc2 RBP: ffff88810ca94000 R08: 0000000000000001 R09: ffffffff8a8ee7b7 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88810f399440 R13: ffff88811fcd8600 R14: dffffc0000000000 R15: ffff888108a20700 spin_unlock_irqrestore include/linux/spinlock.h:409 [inline] dummy_timer+0x12f1/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1992 call_timer_fn+0x1a5/0x630 kernel/time/timer.c:1431 expire_timers kernel/time/timer.c:1476 [inline] __run_timers.part.0+0x67c/0xa10 kernel/time/timer.c:1745 __run_timers kernel/time/timer.c:1726 [inline] run_timer_softirq+0x80/0x120 kernel/time/timer.c:1758 __do_softirq+0x1b0/0x944 kernel/softirq.c:559 invoke_softirq kernel/softirq.c:433 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0x119/0x1a0 kernel/softirq.c:649 sysvec_apic_timer_interrupt+0x34/0x90 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:647 RIP: 0033:0x55bab56b78c5 Code: 81 25 ff ff 90 48 8d 35 77 97 00 00 48 89 df e8 31 68 fc ff eb ae 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 48 85 ff 74 06 <48> 83 2f 01 74 05 31 c0 c3 66 90 53 48 89 fb 48 8b 7f 08 e8 e3 ff RSP: 002b:00007fff5aa0e5c8 EFLAGS: 00010202 RAX: 000055bab727c028 RBX: 000055bab7291680 RCX: 0000000000000010 RDX: 000055bab728ee10 RSI: 0000000000000000 RDI: 000055bab727d880 RBP: 00007fff5aa0e620 R08: 0000000000000004 R09: 000055bab727cee0 R10: 0000000000000010 R11: 0000000000000000 R12: 00007fff5aa0e618 R13: 000055bab7290620 R14: 000055bab727c010 R15: 000055bab727c028 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: usb_submit_urb failed: -19 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: usb_submit_urb failed: -19 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: usb_submit_urb failed: -19 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: 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4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: usb_submit_urb failed: -19 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: usb_submit_urb failed: -19 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: unknown status received: -71 usbtmc 2-1:0.0: usb_submit_urb failed: -19 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: 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status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 3-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status received: -71 usbtmc 6-1:0.0: unknown status received: -71 usbtmc 5-1:0.0: unknown status received: -71 usbtmc 4-1:0.0: unknown status received: -71 usbtmc 1-1:0.0: unknown status 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