[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[ 15.728655][ T1667] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 17.922345][ T1701] random: sshd: uninitialized urandom read (32 bytes read) [ 17.937710][ C1] random: crng init done Warning: Permanently added '10.128.10.48' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 55.020957][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.031273][ T17] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 55.039059][ T22] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 55.047008][ T1738] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 55.054785][ T1734] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 55.064589][ T1737] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 55.260994][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 55.270946][ T17] usb 3-1: Using ep0 maxpacket: 8 [ 55.320974][ T22] usb 6-1: Using ep0 maxpacket: 8 [ 55.326378][ T1738] usb 4-1: Using ep0 maxpacket: 8 [ 55.331561][ T1737] usb 2-1: Using ep0 maxpacket: 8 [ 55.336697][ T1734] usb 5-1: Using ep0 maxpacket: 8 [ 55.391168][ T17] usb 3-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.391178][ T12] usb 1-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.391229][ T17] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.400423][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.412386][ T17] usb 3-1: config 0 descriptor?? [ 55.428808][ T12] usb 1-1: config 0 descriptor?? [ 55.440997][ T22] usb 6-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.462154][ T22] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.470173][ T1737] usb 2-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.479702][ T1737] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.487862][ T1738] usb 4-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.496954][ T1738] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.505072][ T1734] usb 5-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=fe.18 [ 55.514186][ T1734] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.524424][ T1738] usb 4-1: config 0 descriptor?? [ 55.529905][ T1734] usb 5-1: config 0 descriptor?? [ 55.535660][ T1737] usb 2-1: config 0 descriptor?? [ 55.547698][ T22] usb 6-1: config 0 descriptor?? [ 55.549981][ T12] msi2500 1-1:0.0: Registered as swradio0 [ 55.558704][ T12] msi2500 1-1:0.0: SDR API is still slightly experimental and functionality changes may follow [ 55.563029][ T17] ------------[ cut here ]------------ [ 55.574771][ T17] couldn't get idr [ 55.574904][ T17] WARNING: CPU: 1 PID: 17 at drivers/spi/spi.c:2574 spi_register_controller+0x198a/0x1d50 [ 55.588524][ T17] Kernel panic - not syncing: panic_on_warn set ... [ 55.595128][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.5.0-rc1-syzkaller #0 [ 55.603287][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.613389][ T17] Workqueue: usb_hub_wq hub_event [ 55.621088][ T17] Call Trace: [ 55.624365][ T17] dump_stack+0xef/0x16e [ 55.628594][ T17] ? spi_register_controller+0x1940/0x1d50 [ 55.634386][ T17] panic+0x2aa/0x6e1 [ 55.638272][ T17] ? add_taint.cold+0x16/0x16 [ 55.642947][ T17] ? __probe_kernel_read+0x188/0x1d0 [ 55.648217][ T17] ? __warn.cold+0x14/0x30 [ 55.652614][ T17] ? __warn+0xd5/0x1c8 [ 55.656666][ T17] ? spi_register_controller+0x198a/0x1d50 [ 55.662456][ T17] __warn.cold+0x2f/0x30 [ 55.666691][ T17] ? spi_register_controller+0x198a/0x1d50 [ 55.672489][ T17] report_bug+0x27b/0x2f0 [ 55.677598][ T17] do_error_trap+0x12b/0x1e0 [ 55.682169][ T17] ? spi_register_controller+0x198a/0x1d50 [ 55.687979][ T17] do_invalid_op+0x32/0x40 [ 55.692395][ T17] ? spi_register_controller+0x198a/0x1d50 [ 55.698212][ T17] invalid_op+0x23/0x30 [ 55.702367][ T17] RIP: 0010:spi_register_controller+0x198a/0x1d50 [ 55.704888][ T12] usb 1-1: USB disconnect, device number 2 [ 55.708869][ T17] Code: 27 87 e8 f9 8c e0 02 e9 a7 ee ff ff 4c 89 e7 e8 4c 96 cd fe e9 b1 e7 ff ff e8 92 0c a5 fe 48 c7 c7 e0 10 fb 85 e8 1e 29 7a fe <0f> 0b 44 89 f6 bf e4 ff ff ff e8 17 0e a5 fe 41 83 fe e4 0f 85 70 [ 55.734258][ T17] RSP: 0018:ffff8881da2671d8 EFLAGS: 00010286 [ 55.740358][ T17] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.748488][ T17] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b44ce2d [ 55.756444][ T17] RBP: ffff8881cf230000 R08: ffff8881da24b100 R09: fffffbfff11f1eae [ 55.764415][ T17] R10: fffffbfff11f1ead R11: ffffffff88f8f56f R12: ffff8881cf2304c8 [ 55.772381][ T17] R13: 0000000000000000 R14: 00000000ffffffe4 R15: ffff8881cf230000 [ 55.780369][ T17] ? vprintk_func+0x7d/0x113 [ 55.784963][ T17] ? spi_register_controller+0x198a/0x1d50 [ 55.790751][ T17] ? spi_match_controller_to_boardinfo+0xc0/0xc0 [ 55.797064][ T17] ? __init_waitqueue_head+0x31/0x90 [ 55.802348][ T17] ? device_initialize+0x1b5/0x530 [ 55.807455][ T17] msi2500_probe+0x787/0xbd4 [ 55.812042][ T17] usb_probe_interface+0x305/0x7a0 [ 55.817148][ T17] ? usb_probe_device+0x100/0x100 [ 55.822153][ T17] really_probe+0x281/0x6d0 [ 55.826641][ T17] driver_probe_device+0x104/0x210 [ 55.831739][ T17] __device_attach_driver+0x1c2/0x220 [ 55.837877][ T17] ? driver_allows_async_probing+0x160/0x160 [ 55.843894][ T17] bus_for_each_drv+0x162/0x1e0 [ 55.848758][ T17] ? bus_rescan_devices+0x20/0x20 [ 55.853795][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 55.859618][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 55.864898][ T17] __device_attach+0x217/0x360 [ 55.869684][ T17] ? device_bind_driver+0xd0/0xd0 [ 55.874705][ T17] bus_probe_device+0x1e4/0x290 [ 55.879641][ T17] device_add+0x1480/0x1c20 [ 55.884174][ T17] ? wait_for_completion+0x3c0/0x3c0 [ 55.889454][ T17] ? device_links_flush_sync_list+0x350/0x350 [ 55.895504][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 55.901295][ T17] usb_set_configuration+0xe67/0x1740 [ 55.906667][ T17] generic_probe+0x9d/0xd5 [ 55.911068][ T17] usb_probe_device+0x99/0x100 [ 55.915832][ T17] ? usb_suspend+0x620/0x620 [ 55.920405][ T17] really_probe+0x281/0x6d0 [ 55.924890][ T17] driver_probe_device+0x104/0x210 [ 55.929982][ T17] __device_attach_driver+0x1c2/0x220 [ 55.935454][ T17] ? driver_allows_async_probing+0x160/0x160 [ 55.941433][ T17] bus_for_each_drv+0x162/0x1e0 [ 55.946276][ T17] ? bus_rescan_devices+0x20/0x20 [ 55.951297][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 55.957172][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 55.962441][ T17] __device_attach+0x217/0x360 [ 55.967187][ T17] ? device_bind_driver+0xd0/0xd0 [ 55.972201][ T17] bus_probe_device+0x1e4/0x290 [ 55.977053][ T17] device_add+0x1480/0x1c20 [ 55.981539][ T17] ? device_links_flush_sync_list+0x350/0x350 [ 55.987587][ T17] usb_new_device.cold+0x6a4/0xe79 [ 55.992706][ T17] hub_event+0x1e59/0x3860 [ 55.997144][ T17] ? hub_port_debounce+0x260/0x260 [ 56.002249][ T17] ? find_held_lock+0x2d/0x110 [ 56.007044][ T17] ? mark_held_locks+0xe0/0xe0 [ 56.011811][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.017367][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 56.022646][ T17] process_one_work+0x92b/0x1530 [ 56.027576][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.032929][ T17] worker_thread+0x96/0xe20 [ 56.037414][ T17] ? process_one_work+0x1530/0x1530 [ 56.042593][ T17] kthread+0x318/0x420 [ 56.046735][ T17] ? kthread_create_on_node+0xf0/0xf0 [ 56.052103][ T17] ret_from_fork+0x24/0x30 [ 56.057522][ T17] Kernel Offset: disabled [ 56.061898][ T17] Rebooting in 86400 seconds..