rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P7570/1:b..l rcu: (detected by 1, t=10502 jiffies, g=33333, q=891 ncpus=2) task:syz.0.392 state:R running task stack:21896 pid:7570 tgid:7570 ppid:5620 task_flags:0x40064c flags:0x00080001 Call Trace: context_switch kernel/sched/core.c:5510 [inline] __schedule+0x17d9/0x56c0 kernel/sched/core.c:7234 preempt_schedule_irq+0x4d/0xa0 kernel/sched/core.c:7556 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x14f/0x8f0 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:debug_lockdep_rcu_enabled+0x29/0x40 kernel/rcu/update.c:321 Code: 90 f3 0f 1e fa 31 c0 83 3d 83 c6 88 04 00 74 1d 83 3d 5a f8 88 04 00 74 14 65 48 8b 0d 58 c5 9d 07 31 c0 83 b9 9c 0b 00 00 00 <0f> 94 c0 e9 4a 96 41 f5 cc cc cc cc cc cc cc cc cc cc cc cc cc cc RSP: 0018:ffffc9000e466df8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffffffff818a8ffb RCX: ffff8880287a8000 RDX: 000000005a44979c RSI: ffffffff8e4aeb49 RDI: ffffffff8c4bd380 RBP: 1ffff92001c8cddc R08: ffffffff8176f27f R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff8eb59c60 R12: dffffc0000000000 R13: ffffffff8176f27f R14: ffffc9000e466ea8 R15: 1ffff92001c8cdd5 rcu_read_lock include/linux/rcupdate.h:841 [inline] class_rcu_constructor include/linux/rcupdate.h:1183 [inline] unwind_next_frame+0xb5/0x2550 arch/x86/kernel/unwind_orc.c:495 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x122/0x230 mm/page_owner.c:165 __reset_page_owner+0x71/0x1f0 mm/page_owner.c:320 reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] free_unref_folios+0xd84/0x14a0 mm/page_alloc.c:3011 folios_put_refs+0x9e9/0xb30 mm/swap.c:1057 folio_batch_release include/linux/folio_batch.h:101 [inline] shmem_undo_range+0x4e6/0x15d0 mm/shmem.c:1149 shmem_truncate_range mm/shmem.c:1277 [inline] shmem_evict_inode+0x280/0xa80 mm/shmem.c:1407 evict+0x624/0xb50 fs/inode.c:825 dentry_kill+0x1b9/0x880 fs/dcache.c:826 finish_dput+0x1a/0x260 fs/dcache.c:1001 __fput+0x675/0xa50 fs/file_table.c:520 task_work_run+0x1d9/0x270 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x73a/0x2360 kernel/exit.c:1004 do_group_exit+0x22d/0x2f0 kernel/exit.c:1147 get_signal+0x121b/0x12c0 kernel/signal.c:3038 arch_do_signal_or_restart+0xbb/0x860 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline] exit_to_user_mode_loop kernel/entry/common.c:101 [inline] __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline] irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline] irqentry_exit+0x2ba/0x8f0 kernel/entry/common.c:165 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595 RIP: 0033:0x7f88ff59de61 RSP: 002b:fffffffffffffe70 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007f88ff826090 RCX: 00007f88ff59de59 RDX: 0000000000000000 RSI: fffffffffffffe70 RDI: 0000000000008000 RBP: 00007f88ff633e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 00007f88ff826128 R14: 00007f88ff826090 R15: 00007ffcbb5a1198 rcu: rcu_preempt kthread starved for 11093 jiffies! g33333 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27752 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5510 [inline] __schedule+0x17d9/0x56c0 kernel/sched/core.c:7234 __schedule_loop kernel/sched/core.c:7311 [inline] schedule+0x164/0x2b0 kernel/sched/core.c:7326 schedule_timeout+0x152/0x2c0 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x30c/0x11f0 kernel/rcu/tree.c:2123 rcu_gp_kthread+0x9e/0x2b0 kernel/rcu/tree.c:2325 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: usb 4-1: pegasus_irq - nonzero urb status received: -71 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 7765 Comm: syz.0.447 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:__sanitizer_cov_trace_pc+0x42/0x70 kernel/kcov.c:222 Code: e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 24 17 00 00 00 74 2c 8b 91 f8 16 00 00 83 fa 02 75 21 48 8b 91 00 17 00 00 <48> 8b 32 48 8d 7e 01 8b 89 fc 16 00 00 48 39 cf 73 08 48 89 3a 48 RSP: 0018:ffffc90000007118 EFLAGS: 00000046 RAX: ffffffff81a68ff0 RBX: 000000000012b790 RCX: ffff88802ef68000 RDX: ffffc90002061000 RSI: 000000000012b790 RDI: 0000000000000001 RBP: ffffc900000072a0 R08: ffffc90000007207 R09: 1ffff92000000e40 R10: dffffc0000000000 R11: fffff52000000e41 R12: dffffc0000000000 R13: ffffffff8ea6fd20 R14: 0000000000005944 R15: ffffc900000072b0 FS: 00007f89003ba6c0(0000) GS:ffff888124f59000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fade51d0ff8 CR3: 000000007a18e000 CR4: 0000000000350ef0 Call Trace: desc_read_finalized_seq kernel/printk/printk_ringbuffer.c:1954 [inline] prb_read kernel/printk/printk_ringbuffer.c:2002 [inline] _prb_read_valid+0xa40/0xa50 kernel/printk/printk_ringbuffer.c:2173 prb_read_valid+0x3c/0x60 kernel/printk/printk_ringbuffer.c:2245 printk_get_next_message+0x18b/0x880 kernel/printk/printk.c:3052 console_emit_next_record kernel/printk/printk.c:3137 [inline] console_flush_one_record kernel/printk/printk.c:3269 [inline] console_flush_all+0x4e3/0xaf0 kernel/printk/printk.c:3343 __console_flush_and_unlock kernel/printk/printk.c:3373 [inline] console_unlock+0xd1/0x1c0 kernel/printk/printk.c:3413 vprintk_emit+0x485/0x560 kernel/printk/printk.c:2479 dev_vprintk_emit+0x338/0x400 drivers/base/core.c:4996 dev_printk_emit+0xee/0x140 drivers/base/core.c:5007 _dev_err+0x11e/0x180 drivers/base/core.c:5062 pegasus_irq+0x483/0x5a0 drivers/input/tablet/pegasus_notetaker.c:195 __usb_hcd_giveback_urb+0x374/0x530 drivers/usb/core/hcd.c:1657 dummy_timer+0xac3/0x4b40 drivers/usb/gadget/udc/dummy_hcd.c:2005 __run_hrtimer kernel/time/hrtimer.c:2032 [inline] __hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096 hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2113 handle_softirqs+0x225/0x840 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0xca/0x220 kernel/softirq.c:735 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:debug_lockdep_rcu_enabled+0xd/0x40 kernel/rcu/update.c:320 Code: 8e 67 48 0f b9 3a 90 eb ca cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 31 c0 83 3d 83 c6 88 04 00 <74> 1d 83 3d 5a f8 88 04 00 74 14 65 48 8b 0d 58 c5 9d 07 31 c0 83 RSP: 0018:ffffc90005befbc8 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000be7 RDI: ffffffff8cff7ea0 RBP: 0000000000000be7 R08: ffffc90005bef6a7 R09: 1ffff92000b7ded4 R10: dffffc0000000000 R11: fffff52000b7ded5 R12: dffffc0000000000 R13: 00002000000000c0 R14: ffffffff8cff7ea0 R15: 0000000000000000 __might_resched+0x22/0x4d0 kernel/sched/core.c:9159 __might_fault+0x76/0x130 mm/memory.c:7290 do_recvmmsg+0x346/0x7f0 net/socket.c:3047 __sys_recvmmsg net/socket.c:3115 [inline] __do_sys_recvmmsg net/socket.c:3138 [inline] __se_sys_recvmmsg net/socket.c:3131 [inline] __x64_sys_recvmmsg+0x198/0x250 net/socket.c:3131 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f88ff59de59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f89003ba028 EFLAGS: 00000246 ORIG_RAX: 000000000000012b RAX: ffffffffffffffda RBX: 00007f88ff826090 RCX: 00007f88ff59de59 RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000003 RBP: 00007f88ff633e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f88ff826128 R14: 00007f88ff826090 R15: 00007ffcbb5a1198 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - nonzero urb status received: -71 usb 4-1: pegasus_irq - usb_submit_urb failed with result -19