[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[ 14.278548][ T1666] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 30.720797][ C0] random: crng init done Warning: Permanently added '10.128.0.83' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 50.357406][ T12] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 50.365051][ T108] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 50.367305][ T17] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 50.372576][ T5] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 50.380209][ T88] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 50.395030][ T21] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 50.627302][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 50.632493][ T108] usb 6-1: Using ep0 maxpacket: 8 [ 50.637929][ T5] usb 4-1: Using ep0 maxpacket: 8 [ 50.647313][ T21] usb 5-1: Using ep0 maxpacket: 8 [ 50.652491][ T17] usb 2-1: Using ep0 maxpacket: 8 [ 50.657553][ T88] usb 1-1: Using ep0 maxpacket: 8 [ 50.747402][ T12] usb 3-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.755686][ T12] usb 3-1: config 0 has no interface number 0 [ 50.761952][ T108] usb 6-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.770188][ T108] usb 6-1: config 0 has no interface number 0 [ 50.776335][ T5] usb 4-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.784469][ T5] usb 4-1: config 0 has no interface number 0 [ 50.787415][ T21] usb 5-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.790606][ T108] usb 6-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.798677][ T21] usb 5-1: config 0 has no interface number 0 [ 50.807703][ T108] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.807753][ T12] usb 3-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.807762][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.808601][ T5] usb 4-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.814682][ T17] usb 2-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.822025][ T5] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.831039][ T17] usb 2-1: config 0 has no interface number 0 [ 50.831386][ T88] usb 1-1: config 0 has an invalid interface number: 86 but max is 0 [ 50.839769][ T12] usb 3-1: config 0 descriptor?? [ 50.848100][ T88] usb 1-1: config 0 has no interface number 0 [ 50.867795][ T108] usb 6-1: config 0 descriptor?? [ 50.870235][ T17] usb 2-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.885219][ T5] usb 4-1: config 0 descriptor?? [ 50.910554][ T17] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.910824][ T21] usb 5-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.942017][ T12] msi2500 3-1:0.86: Registered as swradio0 [ 50.948572][ T21] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.948622][ T88] usb 1-1: New USB device found, idVendor=1df7, idProduct=2500, bcdDevice=72.fb [ 50.948636][ T88] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.954455][ T12] msi2500 3-1:0.86: SDR API is still slightly experimental and functionality changes may follow [ 50.966319][ T88] usb 1-1: config 0 descriptor?? [ 50.973746][ T108] ------------[ cut here ]------------ [ 50.980329][ T17] usb 2-1: config 0 descriptor?? [ 50.990124][ T108] couldn't get idr [ 50.990241][ T108] WARNING: CPU: 0 PID: 108 at drivers/spi/spi.c:2300 spi_register_controller+0x187c/0x1c10 [ 50.995861][ T21] usb 5-1: config 0 descriptor?? [ 51.000592][ T108] Kernel panic - not syncing: panic_on_warn set ... [ 51.000607][ T108] CPU: 0 PID: 108 Comm: kworker/0:2 Not tainted 5.2.0-rc6+ #13 [ 51.000612][ T108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.000631][ T108] Workqueue: usb_hub_wq hub_event [ 51.053255][ T108] Call Trace: [ 51.056531][ T108] dump_stack+0xca/0x13e [ 51.060768][ T108] ? spi_register_controller+0x17a0/0x1c10 [ 51.066571][ T108] panic+0x292/0x6c9 [ 51.070461][ T108] ? __warn_printk+0xf3/0xf3 [ 51.075043][ T108] ? spi_register_controller+0x187c/0x1c10 [ 51.080830][ T108] ? __probe_kernel_read+0x16c/0x1b0 [ 51.086092][ T108] ? __warn.cold+0x5/0x4b [ 51.090408][ T108] ? __warn+0xe4/0x1c0 [ 51.094472][ T108] ? spi_register_controller+0x187c/0x1c10 [ 51.100394][ T108] __warn.cold+0x20/0x4b [ 51.104622][ T108] ? spi_register_controller+0x187c/0x1c10 [ 51.110527][ T108] report_bug+0x262/0x2a0 [ 51.114843][ T108] do_error_trap+0x12b/0x1e0 [ 51.119429][ T108] ? spi_register_controller+0x187c/0x1c10 [ 51.125224][ T108] do_invalid_op+0x32/0x40 [ 51.129637][ T108] ? spi_register_controller+0x187c/0x1c10 [ 51.135482][ T108] invalid_op+0x14/0x20 [ 51.139635][ T108] RIP: 0010:spi_register_controller+0x187c/0x1c10 [ 51.146029][ T108] Code: 89 ef e8 97 02 d7 fe e9 d5 e8 ff ff 4c 89 e7 e8 8a 02 d7 fe e9 0e e9 ff ff e8 e0 11 b1 fe 48 c7 c7 c0 1a fa 85 e8 7f d6 86 fe <0f> 0b 44 89 fe bf e4 ff ff ff e8 35 13 b1 fe 41 83 ff e4 0f 85 c1 [ 51.165620][ T108] RSP: 0018:ffff8881d4287190 EFLAGS: 00010282 [ 51.171673][ T108] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 51.179702][ T108] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a850e24 [ 51.187660][ T108] RBP: ffff8881cf523300 R08: ffff8881d4b9b000 R09: 0000000000000000 [ 51.195616][ T108] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881cf523720 [ 51.203657][ T108] R13: ffff8881cf523722 R14: ffff8881cf524400 R15: 00000000ffffffe4 [ 51.211632][ T108] ? vprintk_func+0x7d/0x113 [ 51.216213][ T108] ? lockdep_init_map+0x1b0/0x5e0 [ 51.221242][ T108] ? spi_match_controller_to_boardinfo+0xc0/0xc0 [ 51.227548][ T108] ? __init_waitqueue_head+0x31/0x90 [ 51.232816][ T108] ? device_initialize+0x19b/0x440 [ 51.237916][ T108] msi2500_probe+0x787/0xb97 [ 51.242538][ T108] usb_probe_interface+0x305/0x7a0 [ 51.247623][ T108] ? usb_probe_device+0x100/0x100 [ 51.252648][ T108] really_probe+0x281/0x660 [ 51.257160][ T108] driver_probe_device+0x104/0x210 [ 51.262251][ T108] __device_attach_driver+0x1c2/0x220 [ 51.267709][ T108] ? driver_allows_async_probing+0x160/0x160 [ 51.273679][ T108] bus_for_each_drv+0x15c/0x1e0 [ 51.278524][ T108] ? bus_rescan_devices+0x20/0x20 [ 51.283539][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.289335][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 51.294722][ T108] __device_attach+0x217/0x360 [ 51.299484][ T108] ? device_bind_driver+0xd0/0xd0 [ 51.304497][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 51.309839][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 51.315920][ T108] bus_probe_device+0x1e4/0x290 [ 51.320761][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 51.326639][ T108] device_add+0xae6/0x16f0 [ 51.331039][ T108] ? uevent_store+0x50/0x50 [ 51.335527][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.341320][ T108] usb_set_configuration+0xdf6/0x1670 [ 51.346678][ T108] generic_probe+0x9d/0xd5 [ 51.351096][ T108] usb_probe_device+0x99/0x100 [ 51.355855][ T108] ? usb_suspend+0x620/0x620 [ 51.360428][ T108] really_probe+0x281/0x660 [ 51.364911][ T108] driver_probe_device+0x104/0x210 [ 51.370003][ T108] __device_attach_driver+0x1c2/0x220 [ 51.375365][ T108] ? driver_allows_async_probing+0x160/0x160 [ 51.381334][ T108] bus_for_each_drv+0x15c/0x1e0 [ 51.386167][ T108] ? bus_rescan_devices+0x20/0x20 [ 51.391171][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.396968][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 51.402295][ T108] __device_attach+0x217/0x360 [ 51.407051][ T108] ? device_bind_driver+0xd0/0xd0 [ 51.412056][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 51.417328][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 51.422604][ T108] bus_probe_device+0x1e4/0x290 [ 51.427849][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 51.433993][ T108] device_add+0xae6/0x16f0 [ 51.438407][ T108] ? uevent_store+0x50/0x50 [ 51.442894][ T108] usb_new_device.cold+0x8c1/0x1016 [ 51.448153][ T108] ? usb_port_suspend+0xa40/0xa40 [ 51.453164][ T108] ? mark_held_locks+0x9f/0xe0 [ 51.457908][ T108] ? _raw_spin_unlock_irq+0x24/0x30 [ 51.463085][ T108] hub_event+0x1ada/0x3590 [ 51.467483][ T108] ? hub_port_debounce+0x260/0x260 [ 51.472871][ T108] process_one_work+0x905/0x1570 [ 51.477807][ T108] ? pwq_dec_nr_in_flight+0x310/0x310 [ 51.483324][ T108] ? do_raw_spin_lock+0x11a/0x280 [ 51.488342][ T108] worker_thread+0x96/0xe20 [ 51.492839][ T108] ? process_one_work+0x1570/0x1570 [ 51.498027][ T108] kthread+0x30b/0x410 [ 51.502130][ T108] ? kthread_park+0x1a0/0x1a0 [ 51.506819][ T108] ret_from_fork+0x24/0x30 [ 51.511830][ T108] Kernel Offset: disabled [ 51.516375][ T108] Rebooting in 86400 seconds..