[info] Using makefile-style concurrent boot in runlevel 2. [ 14.804744][ C1] random: crng init done [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.49' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.135965][ T102] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 28.226134][ T102] usb 1-1: Using ep0 maxpacket: 8 [ 28.346043][ T102] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 28.357205][ T102] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x1 has invalid maxpacket 2003, setting to 1024 [ 28.369478][ T102] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 1024 [ 28.379496][ T102] usb 1-1: New USB device found, idVendor=0572, idProduct=cb00, bcdDevice=41.00 [ 28.389732][ T102] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 28.402920][ T102] usb 1-1: config 0 descriptor?? [ 28.426128][ T1792] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 28.686044][ T102] usb 1-1: string descriptor 0 read error: -71 [ 28.694927][ T102] ------------[ cut here ]------------ [ 28.700700][ T102] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 28.707472][ T102] WARNING: CPU: 0 PID: 102 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 28.717995][ T102] Kernel panic - not syncing: panic_on_warn set ... [ 28.725244][ T102] CPU: 0 PID: 102 Comm: kworker/0:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 28.734640][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.745501][ T102] Workqueue: usb_hub_wq hub_event [ 28.750970][ T102] Call Trace: [ 28.754325][ T102] dump_stack+0xef/0x16e [ 28.758769][ T102] ? usb_submit_urb+0x1090/0x1460 [ 28.763892][ T102] panic+0x2aa/0x6e1 [ 28.767801][ T102] ? add_taint.cold+0x16/0x16 [ 28.772495][ T102] ? __probe_kernel_read+0x188/0x1d0 [ 28.777835][ T102] ? __warn.cold+0x14/0x30 [ 28.782477][ T102] ? __warn+0xd5/0x1c8 [ 28.786749][ T102] ? usb_submit_urb+0x1188/0x1460 [ 28.792232][ T102] __warn.cold+0x2f/0x30 [ 28.796503][ T102] ? usb_submit_urb+0x1188/0x1460 [ 28.801664][ T102] report_bug+0x27b/0x2f0 [ 28.806202][ T102] do_error_trap+0x12b/0x1e0 [ 28.811295][ T102] ? usb_submit_urb+0x1188/0x1460 [ 28.816333][ T102] do_invalid_op+0x32/0x40 [ 28.820990][ T102] ? usb_submit_urb+0x1188/0x1460 [ 28.826931][ T102] invalid_op+0x23/0x30 [ 28.831499][ T102] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 28.837170][ T102] Code: 4d 85 ed 74 46 e8 18 ce dd fd 4c 89 f7 e8 d0 5c 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 e0 e7 3b 86 e8 a0 5f b2 fd <0f> 0b e9 20 f4 ff ff e8 ec cd dd fd 0f 1f 44 00 00 e8 e2 cd dd fd [ 28.857076][ T102] RSP: 0018:ffff8881d4f56fb8 EFLAGS: 00010282 [ 28.863138][ T102] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 28.871116][ T102] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103a9eade9 [ 28.879096][ T102] RBP: ffff8881d4fa9750 R08: ffff8881d6c14980 R09: ffffed103b646248 [ 28.887537][ T102] R10: ffffed103b646247 R11: ffff8881db23123f R12: 0000000000000001 [ 28.895531][ T102] R13: ffff8881cf17d948 R14: ffff8881c44cd0a0 R15: ffff8881d4fa9200 [ 28.903559][ T102] ? vprintk_func+0x7d/0x113 [ 28.908165][ T102] ? usb_submit_urb+0x1188/0x1460 [ 28.913306][ T102] cxacru_cm+0x3c2/0x8f0 [ 28.917563][ T102] ? cxacru_timeout_kill+0x40/0x40 [ 28.922698][ T102] cxacru_card_status+0x22/0xe0 [ 28.927559][ T102] cxacru_bind+0x7ab/0x119d [ 28.932076][ T102] ? cxacru_atm_start+0x370/0x370 [ 28.937107][ T102] usbatm_usb_probe+0x2d7/0x1958 [ 28.942076][ T102] ? mark_held_locks+0x9f/0xe0 [ 28.946928][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 28.952234][ T102] ? __pm_runtime_set_status+0x5d5/0xa10 [ 28.959025][ T102] cxacru_usb_probe+0xdf/0x1e0 [ 28.964926][ T102] ? cxacru_card_status+0xe0/0xe0 [ 28.970075][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 28.975386][ T102] ? __pm_runtime_resume+0x111/0x180 [ 28.981019][ T102] usb_probe_interface+0x310/0x800 [ 28.987582][ T102] ? usb_probe_device+0x230/0x230 [ 28.992628][ T102] really_probe+0x290/0xac0 [ 28.997307][ T102] driver_probe_device+0x223/0x350 [ 29.002440][ T102] __device_attach_driver+0x1d1/0x290 [ 29.007820][ T102] ? driver_allows_async_probing+0x160/0x160 [ 29.014090][ T102] bus_for_each_drv+0x162/0x1e0 [ 29.018966][ T102] ? bus_rescan_devices+0x20/0x20 [ 29.024081][ T102] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 29.029972][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 29.035270][ T102] __device_attach+0x217/0x390 [ 29.040034][ T102] ? device_bind_driver+0xd0/0xd0 [ 29.045068][ T102] bus_probe_device+0x1e4/0x290 [ 29.049929][ T102] device_add+0x1459/0x1bf0 [ 29.054573][ T102] ? wait_for_completion+0x3c0/0x3c0 [ 29.060201][ T102] ? device_link_remove+0x110/0x110 [ 29.065589][ T102] usb_set_configuration+0xe47/0x17d0 [ 29.071142][ T102] usb_generic_driver_probe+0x9d/0xe0 [ 29.076582][ T102] usb_probe_device+0xd9/0x230 [ 29.081985][ T102] ? usb_suspend+0x5f0/0x5f0 [ 29.086979][ T102] really_probe+0x290/0xac0 [ 29.091487][ T102] driver_probe_device+0x223/0x350 [ 29.097488][ T102] __device_attach_driver+0x1d1/0x290 [ 29.103644][ T102] ? driver_allows_async_probing+0x160/0x160 [ 29.110187][ T102] bus_for_each_drv+0x162/0x1e0 [ 29.115209][ T102] ? bus_rescan_devices+0x20/0x20 [ 29.121527][ T102] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 29.127426][ T102] ? lockdep_hardirqs_on+0x382/0x580 [ 29.132833][ T102] __device_attach+0x217/0x390 [ 29.137602][ T102] ? device_bind_driver+0xd0/0xd0 [ 29.142736][ T102] bus_probe_device+0x1e4/0x290 [ 29.149497][ T102] device_add+0x1459/0x1bf0 [ 29.154155][ T102] ? device_link_remove+0x110/0x110 [ 29.159461][ T102] usb_new_device.cold+0x540/0xcd0 [ 29.164759][ T102] hub_event+0x21cb/0x4300 [ 29.169305][ T102] ? hub_port_debounce+0x350/0x350 [ 29.174638][ T102] ? find_held_lock+0x2d/0x110 [ 29.179751][ T102] ? mark_held_locks+0xe0/0xe0 [ 29.184587][ T102] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 29.190297][ T102] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 29.195599][ T102] process_one_work+0x94b/0x1620 [ 29.200563][ T102] ? pwq_dec_nr_in_flight+0x310/0x310 [ 29.205938][ T102] ? do_raw_spin_lock+0x129/0x290 [ 29.211076][ T102] worker_thread+0x96/0xe20 [ 29.215581][ T102] ? process_one_work+0x1620/0x1620 [ 29.220774][ T102] kthread+0x318/0x420 [ 29.224846][ T102] ? kthread_create_on_node+0xf0/0xf0 [ 29.230232][ T102] ret_from_fork+0x24/0x30 [ 29.235486][ T102] Kernel Offset: disabled [ 29.239993][ T102] Rebooting in 86400 seconds..