Warning: Permanently added '[localhost]:64135' (ED25519) to the list of known hosts.
2025/12/12 01:00:02 parsed 1 programs
syzkaller login: [ 91.625435][ T5321] cgroup: Unknown subsys name 'net'
[ 91.692164][ T5321] cgroup: Unknown subsys name 'cpuset'
[ 91.698984][ T5321] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 93.592802][ T5321] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 94.490732][ T79] ODEBUG: Out of memory. ODEBUG disabled
[ 97.079353][ T1239] cfg80211: failed to load regulatory.db
[ 99.554711][ T5341] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality.
[ 102.663443][ T3698] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 102.677917][ T3698] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 102.712026][ T43] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 102.716109][ T43] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 105.392987][ T5396] chnl_net:caif_netlink_parms(): no params data found
[ 105.469985][ T5396] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.473720][ T5396] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.476788][ T5396] bridge_slave_0: entered allmulticast mode
[ 105.481025][ T5396] bridge_slave_0: entered promiscuous mode
[ 105.486688][ T5396] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.490608][ T5396] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.493617][ T5396] bridge_slave_1: entered allmulticast mode
[ 105.498049][ T5396] bridge_slave_1: entered promiscuous mode
[ 105.524292][ T5396] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 105.530997][ T5396] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 105.558296][ T5396] team0: Port device team_slave_0 added
[ 105.566451][ T5396] team0: Port device team_slave_1 added
[ 105.591128][ T5396] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 105.594311][ T5396] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[ 105.605552][ T5396] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 105.613297][ T5396] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 105.616576][ T5396] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[ 105.628892][ T5396] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 105.668449][ T5396] hsr_slave_0: entered promiscuous mode
[ 105.671568][ T5396] hsr_slave_1: entered promiscuous mode
[ 105.818664][ T5396] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 105.830469][ T5396] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 105.835803][ T5396] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 105.842459][ T5396] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 105.867732][ T5396] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.871183][ T5396] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 105.874765][ T5396] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.878224][ T5396] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 105.935432][ T5396] 8021q: adding VLAN 0 to HW filter on device bond0
[ 105.949115][ T1087] bridge0: port 1(bridge_slave_0) entered disabled state
[ 105.953228][ T1087] bridge0: port 2(bridge_slave_1) entered disabled state
[ 105.963627][ T5396] 8021q: adding VLAN 0 to HW filter on device team0
[ 105.973517][ T3698] bridge0: port 1(bridge_slave_0) entered blocking state
[ 105.977513][ T3698] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 105.984911][ T3698] bridge0: port 2(bridge_slave_1) entered blocking state
[ 105.988172][ T3698] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 106.148976][ T5396] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 106.185587][ T5396] veth0_vlan: entered promiscuous mode
[ 106.196203][ T5396] veth1_vlan: entered promiscuous mode
[ 106.223737][ T5396] veth0_macvtap: entered promiscuous mode
[ 106.230751][ T5396] veth1_macvtap: entered promiscuous mode
[ 106.245790][ T5396] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 106.258968][ T5396] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 106.269386][ T43] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 106.279086][ T43] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 106.282820][ T43] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 106.286407][ T43] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 106.471744][ T3698] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.521357][ T3698] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.559393][ T3698] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.633116][ T3698] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 106.748329][ T5423] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 106.752817][ T5423] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 106.756731][ T5423] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 106.763824][ T5423] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 106.768552][ T5423] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
2025/12/12 01:00:20 executed programs: 0
[ 107.669664][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 107.673761][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 107.678246][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 107.690080][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 107.693835][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 108.034865][ T5433] chnl_net:caif_netlink_parms(): no params data found
[ 108.179567][ T5433] bridge0: port 1(bridge_slave_0) entered blocking state
[ 108.182892][ T5433] bridge0: port 1(bridge_slave_0) entered disabled state
[ 108.186076][ T5433] bridge_slave_0: entered allmulticast mode
[ 108.199016][ T5433] bridge_slave_0: entered promiscuous mode
[ 108.208778][ T5433] bridge0: port 2(bridge_slave_1) entered blocking state
[ 108.212108][ T5433] bridge0: port 2(bridge_slave_1) entered disabled state
[ 108.215797][ T5433] bridge_slave_1: entered allmulticast mode
[ 108.229311][ T5433] bridge_slave_1: entered promiscuous mode
[ 108.281512][ T5433] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 108.298656][ T5433] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 108.346697][ T5433] team0: Port device team_slave_0 added
[ 108.359570][ T5433] team0: Port device team_slave_1 added
[ 108.397500][ T5433] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 108.400540][ T5433] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[ 108.428060][ T5433] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 108.442793][ T5433] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 108.445825][ T5433] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[ 108.477626][ T5433] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 108.546985][ T5433] hsr_slave_0: entered promiscuous mode
[ 108.550743][ T5433] hsr_slave_1: entered promiscuous mode
[ 108.553493][ T5433] debugfs: 'hsr0' already exists in 'hsr'
[ 108.556194][ T5433] Cannot create hsr debugfs directory
[ 109.309550][ T3698] bridge_slave_1: left allmulticast mode
[ 109.312331][ T3698] bridge_slave_1: left promiscuous mode
[ 109.315888][ T3698] bridge0: port 2(bridge_slave_1) entered disabled state
[ 109.349637][ T3698] bridge_slave_0: left allmulticast mode
[ 109.352656][ T3698] bridge_slave_0: left promiscuous mode
[ 109.355554][ T3698] bridge0: port 1(bridge_slave_0) entered disabled state
[ 109.719559][ T47] Bluetooth: hci0: command tx timeout
[ 109.769288][ T3698] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 109.776027][ T3698] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 109.781905][ T3698] bond0 (unregistering): Released all slaves
[ 109.902532][ T3698] hsr_slave_0: left promiscuous mode
[ 109.905729][ T3698] hsr_slave_1: left promiscuous mode
[ 109.919573][ T3698] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 109.925578][ T3698] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 109.935926][ T3698] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 109.939823][ T3698] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 109.964871][ T3698] veth1_macvtap: left promiscuous mode
[ 109.977784][ T3698] veth0_macvtap: left promiscuous mode
[ 109.980595][ T3698] veth1_vlan: left promiscuous mode
[ 109.983091][ T3698] veth0_vlan: left promiscuous mode
[ 110.470480][ T3698] team0 (unregistering): Port device team_slave_1 removed
[ 110.497762][ T3698] team0 (unregistering): Port device team_slave_0 removed
[ 111.061013][ T5433] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 111.075847][ T5433] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 111.101883][ T5433] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 111.109694][ T5433] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 111.517006][ T5433] 8021q: adding VLAN 0 to HW filter on device bond0
[ 111.564767][ T5433] 8021q: adding VLAN 0 to HW filter on device team0
[ 111.585349][ T1087] bridge0: port 1(bridge_slave_0) entered blocking state
[ 111.588812][ T1087] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 111.623417][ T1087] bridge0: port 2(bridge_slave_1) entered blocking state
[ 111.626936][ T1087] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 111.797628][ T47] Bluetooth: hci0: command tx timeout
[ 111.834727][ T5433] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 111.875554][ T5433] veth0_vlan: entered promiscuous mode
[ 111.884711][ T5433] veth1_vlan: entered promiscuous mode
[ 111.913096][ T5433] veth0_macvtap: entered promiscuous mode
[ 111.920632][ T5433] veth1_macvtap: entered promiscuous mode
[ 111.934538][ T5433] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 111.945086][ T5433] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 111.956723][ T4622] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 111.963877][ T4622] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 111.971927][ T4622] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 111.976040][ T4622] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 112.069000][ T4622] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 112.072548][ T4622] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 112.131318][ T4622] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 112.135376][ T4622] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 112.437455][ T5413] usb 5-1: new high-speed USB device number 2 using dummy_hcd
[ 112.567294][ T5413] usb 5-1: device descriptor read/64, error -71
[ 112.807261][ T5413] usb 5-1: new high-speed USB device number 3 using dummy_hcd
[ 112.937305][ T5413] usb 5-1: device descriptor read/64, error -71
[ 113.048060][ T5413] usb usb5-port1: attempt power cycle
[ 113.387322][ T5413] usb 5-1: new high-speed USB device number 4 using dummy_hcd
[ 113.408156][ T5413] usb 5-1: device descriptor read/8, error -71
[ 113.647338][ T5413] usb 5-1: new high-speed USB device number 5 using dummy_hcd
[ 113.668275][ T5413] usb 5-1: device descriptor read/8, error -71
[ 113.777614][ T5413] usb usb5-port1: unable to enumerate USB device
[ 113.877290][ T47] Bluetooth: hci0: command tx timeout
[ 115.116176][ C0]
[ 115.117368][ C0] =============================
[ 115.119648][ C0] [ BUG: Invalid wait context ]
[ 115.122160][ C0] syzkaller #0 Not tainted
[ 115.124435][ C0] -----------------------------
[ 115.126667][ C0] swapper/0/0 is trying to lock:
[ 115.128852][ C0] ffff88801190d2e0 (&gpc->lock){....}-{3:3}, at: kvm_xen_set_evtchn_fast+0x1fb/0x9b0
[ 115.133192][ C0] other info that might help us debug this:
[ 115.135762][ C0] context-{2:2}
[ 115.137541][ C0] 1 lock held by swapper/0/0:
[ 115.139632][ C0] #0: ffff88801190d838 (&kvm->srcu){.?.+}-{0:0}, at: kvm_xen_set_evtchn_fast+0x1c3/0x9b0
[ 115.144507][ C0] stack backtrace:
[ 115.146158][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full)
[ 115.146172][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 115.146179][ C0] Call Trace:
[ 115.146186][ C0]
[ 115.146192][ C0] dump_stack_lvl+0x189/0x250
[ 115.146210][ C0] ? __pfx_dump_stack_lvl+0x10/0x10
[ 115.146221][ C0] ? __pfx__printk+0x10/0x10
[ 115.146235][ C0] ? print_lock_name+0xde/0x100
[ 115.146248][ C0] __lock_acquire+0xec2/0x2cf0
[ 115.146260][ C0] ? lockdep_unlock+0x89/0x120
[ 115.146269][ C0] ? lockdep_unlock+0x89/0x120
[ 115.146277][ C0] ? __lock_acquire+0x146f/0x2cf0
[ 115.146288][ C0] ? kvm_xen_set_evtchn_fast+0x1fb/0x9b0
[ 115.146302][ C0] lock_acquire+0x117/0x340
[ 115.146311][ C0] ? kvm_xen_set_evtchn_fast+0x1fb/0x9b0
[ 115.146325][ C0] ? xa_load+0x60/0x210
[ 115.146394][ C0] _raw_read_lock_irqsave+0xaf/0x100
[ 115.146407][ C0] ? kvm_xen_set_evtchn_fast+0x1fb/0x9b0
[ 115.146421][ C0] ? __pfx__raw_read_lock_irqsave+0x10/0x10
[ 115.146431][ C0] ? xa_load+0x1ea/0x210
[ 115.146442][ C0] kvm_xen_set_evtchn_fast+0x1fb/0x9b0
[ 115.146454][ C0] ? do_raw_spin_unlock+0x4d/0x240
[ 115.146467][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 115.146479][ C0] ? kvm_xen_set_evtchn_fast+0x1c3/0x9b0
[ 115.146491][ C0] xen_timer_callback+0x109/0x220
[ 115.146501][ C0] ? __pfx_xen_timer_callback+0x10/0x10
[ 115.146509][ C0] __hrtimer_run_queues+0x4d0/0xc30
[ 115.146521][ C0] ? ktime_get_update_offsets_now+0x67/0x3d0
[ 115.146535][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10
[ 115.146549][ C0] hrtimer_interrupt+0x45b/0xaa0
[ 115.146565][ C0] __sysvec_apic_timer_interrupt+0x102/0x3e0
[ 115.146577][ C0] sysvec_apic_timer_interrupt+0xa1/0xc0
[ 115.146591][ C0]
[ 115.146594][ C0]
[ 115.146597][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 115.146609][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20
[ 115.146622][ C0] Code: 13 ee 02 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d f3 50 2b 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
[ 115.146629][ C0] RSP: 0018:ffffffff8de07d80 EFLAGS: 000002c6
[ 115.146640][ C0] RAX: 1504ee8c63581400 RBX: ffffffff81978eba RCX: 1504ee8c63581400
[ 115.146647][ C0] RDX: 0000000000000001 RSI: ffffffff8d996097 RDI: ffffffff8be08b60
[ 115.146653][ C0] RBP: ffffffff8de07ea8 R08: ffff88801fc336db R09: 1ffff11003f866db
[ 115.146659][ C0] R10: dffffc0000000000 R11: ffffed1003f866dc R12: ffffffff8fa21870
[ 115.146664][ C0] R13: 1ffffffff1bd2a68 R14: 0000000000000000 R15: 0000000000000000
[ 115.146671][ C0] ? do_idle+0x1ea/0x520
[ 115.146685][ C0] default_idle+0x13/0x20
[ 115.146694][ C0] default_idle_call+0x73/0xb0
[ 115.146702][ C0] do_idle+0x1ea/0x520
[ 115.146712][ C0] ? __pfx_do_idle+0x10/0x10
[ 115.146722][ C0] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 115.146733][ C0] ? lockdep_hardirqs_on+0x98/0x140
[ 115.146746][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 115.146758][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 115.146771][ C0] cpu_startup_entry+0x44/0x60
[ 115.146780][ C0] rest_init+0x2de/0x300
[ 115.146789][ C0] start_kernel+0x3a7/0x400
[ 115.146804][ C0] x86_64_start_reservations+0x24/0x30
[ 115.146840][ C0] x86_64_start_kernel+0x143/0x1c0
[ 115.146854][ C0] common_startup_64+0x13e/0x147
[ 115.146870][ C0]
2025/12/12 01:00:28 executed programs: 3
[ 115.707322][ T5477] usb 5-1: new high-speed USB device number 6 using dummy_hcd
[ 115.837253][ T5477] usb 5-1: device descriptor read/64, error -71
[ 115.957322][ T47] Bluetooth: hci0: command tx timeout
[ 116.077622][ T5477] usb 5-1: new high-speed USB device number 7 using dummy_hcd
[ 116.207277][ T5477] usb 5-1: device descriptor read/64, error -71
[ 116.317459][ T5477] usb usb5-port1: attempt power cycle
[ 116.657204][ T5477] usb 5-1: new high-speed USB device number 8 using dummy_hcd
[ 116.678062][ T5477] usb 5-1: device descriptor read/8, error -71
[ 116.918222][ T5477] usb 5-1: new high-speed USB device number 9 using dummy_hcd
[ 116.937863][ T5477] usb 5-1: device descriptor read/8, error -71
[ 117.047536][ T5477] usb usb5-port1: unable to enumerate USB device
[ 118.767233][ T9] usb 5-1: new high-speed USB device number 10 using dummy_hcd
[ 118.897188][ T9] usb 5-1: device descriptor read/64, error -71
[ 119.137269][ T9] usb 5-1: new high-speed USB device number 11 using dummy_hcd
[ 119.267305][ T9] usb 5-1: device descriptor read/64, error -71
[ 119.377801][ T9] usb usb5-port1: attempt power cycle
[ 119.717347][ T9] usb 5-1: new high-speed USB device number 12 using dummy_hcd
[ 119.737797][ T9] usb 5-1: device descriptor read/8, error -71
[ 119.977240][ T9] usb 5-1: new high-speed USB device number 13 using dummy_hcd
[ 119.997856][ T9] usb 5-1: device descriptor read/8, error -71
[ 120.107478][ T9] usb usb5-port1: unable to enumerate USB device
2025/12/12 01:00:34 executed programs: 5
[ 121.817261][ T5477] usb 5-1: new high-speed USB device number 14 using dummy_hcd
[ 121.947707][ T5477] usb 5-1: device descriptor read/64, error -71
[ 122.187232][ T5477] usb 5-1: new high-speed USB device number 15 using dummy_hcd
[ 122.317224][ T5477] usb 5-1: device descriptor read/64, error -71
[ 122.427761][ T5477] usb usb5-port1: attempt power cycle
[ 122.767177][ T5477] usb 5-1: new high-speed USB device number 16 using dummy_hcd
[ 122.788942][ T5477] usb 5-1: device descriptor read/8, error -71
[ 123.027275][ T5477] usb 5-1: new high-speed USB device number 17 using dummy_hcd
[ 123.047739][ T5477] usb 5-1: device descriptor read/8, error -71
[ 123.158034][ T5477] usb usb5-port1: unable to enumerate USB device
[ 124.867235][ T5477] usb 5-1: new high-speed USB device number 18 using dummy_hcd
[ 124.998943][ T5477] usb 5-1: device descriptor read/64, error -71