INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] 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 '10.128.1.62' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.901791][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 27.141759][ T22] usb 1-1: Using ep0 maxpacket: 16 [ 27.301836][ T22] usb 1-1: unable to get BOS descriptor or descriptor too short [ 27.381848][ T22] usb 1-1: config 1 has an invalid interface number: 137 but max is 1 [ 27.390220][ T22] usb 1-1: config 1 has an invalid interface number: 151 but max is 1 [ 27.398580][ T22] usb 1-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 27.408694][ T22] usb 1-1: config 1 has no interface number 0 [ 27.414864][ T22] usb 1-1: config 1 has no interface number 1 [ 27.421401][ T22] usb 1-1: config 1 interface 151 altsetting 5 has 0 endpoint descriptors, different from the interface descriptor's value: 3 [ 27.434479][ T22] usb 1-1: config 1 interface 137 has no altsetting 0 [ 27.441243][ T22] usb 1-1: config 1 interface 151 has no altsetting 0 [ 27.681856][ T22] usb 1-1: string descriptor 0 read error: -22 [ 27.688088][ T22] usb 1-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=1a.96 [ 27.697149][ T22] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 27.756703][ T22] msi2500 1-1:1.137: Registered as swradio0 [ 27.762775][ T22] msi2500 1-1:1.137: SDR API is still slightly experimental and functionality changes may follow [ 27.775442][ T22] ------------[ cut here ]------------ [ 27.780916][ T22] couldn't get idr [ 27.781028][ T22] WARNING: CPU: 1 PID: 22 at drivers/spi/spi.c:2574 spi_register_controller+0x198a/0x1d50 [ 27.794599][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 27.801164][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.4.0-syzkaller #0 [ 27.808938][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.818993][ T22] Workqueue: usb_hub_wq hub_event [ 27.823988][ T22] Call Trace: [ 27.827256][ T22] dump_stack+0xef/0x16e [ 27.831477][ T22] ? spi_register_controller+0x1980/0x1d50 [ 27.837260][ T22] panic+0x2aa/0x6e1 [ 27.841141][ T22] ? add_taint.cold+0x16/0x16 [ 27.845800][ T22] ? __probe_kernel_read+0x188/0x1d0 [ 27.851060][ T22] ? __warn.cold+0x14/0x30 [ 27.855463][ T22] ? __warn+0xd5/0x1c8 [ 27.859524][ T22] ? spi_register_controller+0x198a/0x1d50 [ 27.865320][ T22] __warn.cold+0x2f/0x30 [ 27.869543][ T22] ? spi_register_controller+0x198a/0x1d50 [ 27.875331][ T22] report_bug+0x27b/0x2f0 [ 27.879739][ T22] do_error_trap+0x12b/0x1e0 [ 27.884404][ T22] ? spi_register_controller+0x198a/0x1d50 [ 27.890341][ T22] do_invalid_op+0x32/0x40 [ 27.894746][ T22] ? spi_register_controller+0x198a/0x1d50 [ 27.900534][ T22] invalid_op+0x23/0x30 [ 27.904721][ T22] RIP: 0010:spi_register_controller+0x198a/0x1d50 [ 27.911111][ T22] Code: 07 87 e8 49 59 df 02 e9 a7 ee ff ff 4c 89 e7 e8 2c a3 ce fe e9 b1 e7 ff ff e8 02 c0 a6 fe 48 c7 c7 40 e0 fa 85 e8 7e ee 7b fe <0f> 0b 44 89 f6 bf e4 ff ff ff e8 57 c1 a6 fe 41 83 fe e4 0f 85 70 [ 27.930725][ T22] RSP: 0018:ffff8881d902f1d8 EFLAGS: 00010286 [ 27.936768][ T22] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 27.944717][ T22] RDX: 0000000000000000 RSI: ffffffff8128ebcd RDI: ffffed103b205e2d [ 27.952663][ T22] RBP: ffff8881cfbca000 R08: ffff8881da64e200 R09: fffffbfff11aeca6 [ 27.960609][ T22] R10: fffffbfff11aeca5 R11: ffffffff88d7652f R12: ffff8881cfbca4c8 [ 27.968569][ T22] R13: 0000000000000000 R14: 00000000ffffffe4 R15: ffff8881cfbca000 [ 27.976527][ T22] ? vprintk_func+0x7d/0x113 [ 27.983704][ T22] ? spi_register_controller+0x198a/0x1d50 [ 27.989482][ T22] ? spi_match_controller_to_boardinfo+0xc0/0xc0 [ 27.995782][ T22] ? __init_waitqueue_head+0x31/0x90 [ 28.001045][ T22] ? device_initialize+0x1b5/0x530 [ 28.006132][ T22] msi2500_probe+0x787/0xbd4 [ 28.010700][ T22] usb_probe_interface+0x305/0x7a0 [ 28.015789][ T22] ? usb_probe_device+0x100/0x100 [ 28.020790][ T22] really_probe+0x281/0x6d0 [ 28.025357][ T22] driver_probe_device+0x104/0x210 [ 28.030451][ T22] __device_attach_driver+0x1c2/0x220 [ 28.035799][ T22] ? driver_allows_async_probing+0x160/0x160 [ 28.041781][ T22] bus_for_each_drv+0x162/0x1e0 [ 28.046642][ T22] ? bus_rescan_devices+0x20/0x20 [ 28.051659][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.057456][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 28.062728][ T22] __device_attach+0x217/0x360 [ 28.067484][ T22] ? device_bind_driver+0xd0/0xd0 [ 28.072486][ T22] bus_probe_device+0x1e4/0x290 [ 28.077317][ T22] device_add+0x1480/0x1c20 [ 28.081800][ T22] ? wait_for_completion+0x3c0/0x3c0 [ 28.087072][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 28.093118][ T22] ? create_intf_ep_devs+0x1ba/0x230 [ 28.098377][ T22] usb_set_configuration+0xe67/0x1740 [ 28.103727][ T22] generic_probe+0x9d/0xd5 [ 28.108118][ T22] usb_probe_device+0x99/0x100 [ 28.112857][ T22] ? usb_suspend+0x620/0x620 [ 28.117514][ T22] really_probe+0x281/0x6d0 [ 28.122047][ T22] driver_probe_device+0x104/0x210 [ 28.127143][ T22] __device_attach_driver+0x1c2/0x220 [ 28.132608][ T22] ? driver_allows_async_probing+0x160/0x160 [ 28.138607][ T22] bus_for_each_drv+0x162/0x1e0 [ 28.143445][ T22] ? bus_rescan_devices+0x20/0x20 [ 28.148611][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.154409][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 28.159675][ T22] __device_attach+0x217/0x360 [ 28.164417][ T22] ? device_bind_driver+0xd0/0xd0 [ 28.169422][ T22] bus_probe_device+0x1e4/0x290 [ 28.174319][ T22] device_add+0x1480/0x1c20 [ 28.178801][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 28.184847][ T22] usb_new_device.cold+0x6a4/0xe79 [ 28.189971][ T22] hub_event+0x1e59/0x3860 [ 28.194365][ T22] ? hub_port_debounce+0x260/0x260 [ 28.199471][ T22] ? find_held_lock+0x2d/0x110 [ 28.204221][ T22] ? mark_held_locks+0xe0/0xe0 [ 28.209106][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 28.214640][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 28.219920][ T22] process_one_work+0x92b/0x1530 [ 28.224847][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 28.230198][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 28.235267][ T22] worker_thread+0x96/0xe20 [ 28.239801][ T22] ? process_one_work+0x1530/0x1530 [ 28.244989][ T22] kthread+0x318/0x420 [ 28.249165][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 28.254529][ T22] ret_from_fork+0x24/0x30 [ 28.259774][ T22] Kernel Offset: disabled [ 28.264121][ T22] Rebooting in 86400 seconds..