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 '10.128.1.32' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 31.125561][ T12] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 31.125569][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 31.140787][ T101] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 31.155838][ T1731] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 31.163747][ T1730] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 31.171538][ T5] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 31.375476][ T12] usb 4-1: Using ep0 maxpacket: 32 [ 31.385495][ T22] usb 1-1: Using ep0 maxpacket: 32 [ 31.390797][ T101] usb 5-1: Using ep0 maxpacket: 32 [ 31.395565][ T1731] usb 2-1: Using ep0 maxpacket: 32 [ 31.415613][ T1730] usb 3-1: Using ep0 maxpacket: 32 [ 31.420930][ T5] usb 6-1: Using ep0 maxpacket: 32 [ 31.505637][ T12] usb 4-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.514857][ T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.523156][ T1731] usb 2-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.532243][ T1731] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.535671][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.540888][ T1730] usb 3-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.549806][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.559130][ T1730] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.567633][ T101] usb 5-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.575784][ T5] usb 6-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 31.584217][ T101] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.593217][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.598687][ T12] usb 4-1: config 0 descriptor?? [ 31.603261][ T22] usb 1-1: config 0 descriptor?? [ 31.617694][ T1731] usb 2-1: config 0 descriptor?? [ 31.619939][ T101] usb 5-1: config 0 descriptor?? [ 31.632280][ T5] usb 6-1: config 0 descriptor?? [ 31.638809][ T1730] usb 3-1: config 0 descriptor?? [ 31.668062][ T1731] ------------[ cut here ]------------ [ 31.673647][ T1731] couldn't get idr [ 31.673763][ T1731] WARNING: CPU: 0 PID: 1731 at drivers/spi/spi.c:2574 spi_register_controller+0x198a/0x1d50 [ 31.677492][ T22] ------------[ cut here ]------------ [ 31.677682][ T1731] Kernel panic - not syncing: panic_on_warn set ... [ 31.687797][ T22] couldn't get idr [ 31.687907][ T22] WARNING: CPU: 1 PID: 22 at drivers/spi/spi.c:2574 spi_register_controller+0x198a/0x1d50 [ 31.693187][ T1731] CPU: 0 PID: 1731 Comm: kworker/0:3 Not tainted 5.5.0-rc1-syzkaller #0 [ 31.699738][ T22] Modules linked in: [ 31.703435][ T1731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.713317][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.5.0-rc1-syzkaller #0 [ 31.721611][ T1731] Workqueue: usb_hub_wq hub_event [ 31.725467][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.725479][ T22] Workqueue: usb_hub_wq hub_event [ 31.735507][ T1731] Call Trace: [ 31.743663][ T22] RIP: 0010:spi_register_controller+0x198a/0x1d50 [ 31.748660][ T1731] dump_stack+0xef/0x16e [ 31.758694][ T22] Code: 27 87 e8 19 80 e0 02 e9 a7 ee ff ff 4c 89 e7 e8 4c 96 cd fe e9 b1 e7 ff ff e8 b2 0f a5 fe 48 c7 c7 e0 10 fb 85 e8 3e 2c 7a fe <0f> 0b 44 89 f6 bf e4 ff ff ff e8 07 11 a5 fe 41 83 fe e4 0f 85 70 [ 31.763692][ T1731] ? spi_register_controller+0x1960/0x1d50 [ 31.766945][ T22] RSP: 0018:ffff8881d8c371d8 EFLAGS: 00010286 [ 31.773508][ T1731] panic+0x2aa/0x6e1 [ 31.777728][ T22] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 31.797322][ T1731] ? add_taint.cold+0x16/0x16 [ 31.803111][ T22] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b186e2d [ 31.809160][ T1731] ? __probe_kernel_read+0x188/0x1d0 [ 31.813024][ T22] RBP: ffff8881cfac4000 R08: ffff8881da24e200 R09: fffffbfff11f1eae [ 31.821233][ T1731] ? __warn.cold+0x14/0x30 [ 31.825889][ T22] R10: fffffbfff11f1ead R11: ffffffff88f8f56f R12: ffff8881cfac44c8 [ 31.825903][ T22] R13: 0000000000000000 R14: 00000000ffffffe4 R15: ffff8881cfac4000 [ 31.833884][ T1731] ? __warn+0xd5/0x1c8 [ 31.839135][ T22] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 31.847087][ T1731] ? spi_register_controller+0x198a/0x1d50 [ 31.851470][ T22] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.859418][ T1731] __warn.cold+0x2f/0x30 [ 31.867364][ T22] CR2: 00007f356fc42518 CR3: 00000001c64dd000 CR4: 00000000001406e0 [ 31.871409][ T1731] ? spi_register_controller+0x198a/0x1d50 [ 31.880306][ T22] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.886086][ T1731] report_bug+0x27b/0x2f0 [ 31.892631][ T22] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.892638][ T22] Call Trace: [ 31.896860][ T1731] do_error_trap+0x12b/0x1e0 [ 31.904809][ T22] ? spi_match_controller_to_boardinfo+0xc0/0xc0 [ 31.910586][ T1731] ? spi_register_controller+0x198a/0x1d50 [ 31.918534][ T22] ? __init_waitqueue_head+0x31/0x90 [ 31.922858][ T1731] do_invalid_op+0x32/0x40 [ 31.930838][ T22] ? device_initialize+0x1b5/0x530 [ 31.934113][ T1731] ? spi_register_controller+0x198a/0x1d50 [ 31.938674][ T22] msi2500_probe+0x787/0xbd4 [ 31.944968][ T1731] invalid_op+0x23/0x30 [ 31.944985][ T1731] RIP: 0010:spi_register_controller+0x198a/0x1d50 [ 31.950763][ T22] usb_probe_interface+0x305/0x7a0 [ 31.956017][ T1731] Code: 27 87 e8 19 80 e0 02 e9 a7 ee ff ff 4c 89 e7 e8 4c 96 cd fe e9 b1 e7 ff ff e8 b2 0f a5 fe 48 c7 c7 e0 10 fb 85 e8 3e 2c 7a fe <0f> 0b 44 89 f6 bf e4 ff ff ff e8 07 11 a5 fe 41 83 fe e4 0f 85 70 [ 31.960406][ T22] ? usb_probe_device+0x100/0x100 [ 31.965485][ T1731] RSP: 0018:ffff8881cf8371d8 EFLAGS: 00010286 [ 31.971279][ T22] really_probe+0x281/0x6d0 [ 31.975849][ T1731] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 31.979982][ T22] driver_probe_device+0x104/0x210 [ 31.986360][ T1731] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed1039f06e2d [ 31.986371][ T1731] RBP: ffff8881cfa9e000 R08: ffff8881d2103100 R09: fffffbfff11f1eae [ 31.991458][ T22] __device_attach_driver+0x1c2/0x220 [ 32.011036][ T1731] R10: fffffbfff11f1ead R11: ffffffff88f8f56f R12: ffff8881cfa9e4c8 [ 32.016049][ T22] ? driver_allows_async_probing+0x160/0x160 [ 32.022073][ T1731] R13: 0000000000000000 R14: 00000000ffffffe4 R15: ffff8881cfa9e000 [ 32.022089][ T1731] ? vprintk_func+0x7d/0x113 [ 32.036456][ T22] bus_for_each_drv+0x162/0x1e0 [ 32.036471][ T22] ? bus_rescan_devices+0x20/0x20 [ 32.044425][ T1731] ? spi_register_controller+0x198a/0x1d50 [ 32.049509][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.057483][ T1731] ? spi_match_controller_to_boardinfo+0xc0/0xc0 [ 32.065437][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 32.070792][ T1731] ? __init_waitqueue_head+0x31/0x90 [ 32.078767][ T22] __device_attach+0x217/0x360 [ 32.084720][ T1731] ? device_initialize+0x1b5/0x530 [ 32.092801][ T22] ? device_bind_driver+0xd0/0xd0 [ 32.097373][ T1731] msi2500_probe+0x787/0xbd4 [ 32.102202][ T22] bus_probe_device+0x1e4/0x290 [ 32.107201][ T1731] usb_probe_interface+0x305/0x7a0 [ 32.112974][ T22] device_add+0x1480/0x1c20 [ 32.118763][ T1731] ? usb_probe_device+0x100/0x100 [ 32.125063][ T22] ? wait_for_completion+0x3c0/0x3c0 [ 32.130320][ T1731] really_probe+0x281/0x6d0 [ 32.135574][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 32.140312][ T1731] driver_probe_device+0x104/0x210 [ 32.145482][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.150479][ T1731] __device_attach_driver+0x1c2/0x220 [ 32.155042][ T22] usb_set_configuration+0xe67/0x1740 [ 32.159866][ T1731] ? driver_allows_async_probing+0x160/0x160 [ 32.164960][ T22] generic_probe+0x9d/0xd5 [ 32.169434][ T1731] bus_for_each_drv+0x162/0x1e0 [ 32.174434][ T22] usb_probe_device+0x99/0x100 [ 32.179688][ T1731] ? bus_rescan_devices+0x20/0x20 [ 32.184168][ T22] ? usb_suspend+0x620/0x620 [ 32.190208][ T1731] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.195289][ T22] really_probe+0x281/0x6d0 [ 32.201070][ T1731] ? lockdep_hardirqs_on+0x382/0x580 [ 32.206412][ T22] driver_probe_device+0x104/0x210 [ 32.211759][ T1731] __device_attach+0x217/0x360 [ 32.217710][ T22] __device_attach_driver+0x1c2/0x220 [ 32.222097][ T1731] ? device_bind_driver+0xd0/0xd0 [ 32.226921][ T22] ? driver_allows_async_probing+0x160/0x160 [ 32.231658][ T1731] bus_probe_device+0x1e4/0x290 [ 32.236650][ T22] bus_for_each_drv+0x162/0x1e0 [ 32.241571][ T1731] device_add+0x1480/0x1c20 [ 32.247359][ T22] ? bus_rescan_devices+0x20/0x20 [ 32.251836][ T1731] ? wait_for_completion+0x3c0/0x3c0 [ 32.257091][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.262174][ T1731] ? device_links_flush_sync_list+0x350/0x350 [ 32.266910][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 32.272263][ T1731] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.277344][ T22] __device_attach+0x217/0x360 [ 32.283314][ T1731] usb_set_configuration+0xe67/0x1740 [ 32.288135][ T22] ? device_bind_driver+0xd0/0xd0 [ 32.292960][ T1731] generic_probe+0x9d/0xd5 [ 32.297435][ T22] bus_probe_device+0x1e4/0x290 [ 32.302429][ T1731] usb_probe_device+0x99/0x100 [ 32.307686][ T22] device_add+0x1480/0x1c20 [ 32.313466][ T1731] ? usb_suspend+0x620/0x620 [ 32.319502][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 32.324764][ T1731] really_probe+0x281/0x6d0 [ 32.324778][ T1731] driver_probe_device+0x104/0x210 [ 32.330555][ T22] usb_new_device.cold+0x6a4/0xe79 [ 32.335293][ T1731] __device_attach_driver+0x1c2/0x220 [ 32.340634][ T22] hub_event+0x1e59/0x3860 [ 32.345633][ T1731] ? driver_allows_async_probing+0x160/0x160 [ 32.350456][ T22] ? hub_port_debounce+0x260/0x260 [ 32.355274][ T1731] bus_for_each_drv+0x162/0x1e0 [ 32.355287][ T1731] ? bus_rescan_devices+0x20/0x20 [ 32.360028][ T22] ? find_held_lock+0x2d/0x110 [ 32.364503][ T1731] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 32.369082][ T22] ? mark_held_locks+0xe0/0xe0 [ 32.375121][ T1731] ? lockdep_hardirqs_on+0x382/0x580 [ 32.379595][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 32.384677][ T1731] __device_attach+0x217/0x360 [ 32.389771][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 32.395115][ T1731] ? device_bind_driver+0xd0/0xd0 [ 32.399504][ T22] process_one_work+0x92b/0x1530 [ 32.405456][ T1731] bus_probe_device+0x1e4/0x290 [ 32.410576][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 32.415418][ T1731] device_add+0x1480/0x1c20 [ 32.420418][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 32.425156][ T1731] ? device_links_flush_sync_list+0x350/0x350 [ 32.430933][ T22] worker_thread+0x96/0xe20 [ 32.435700][ T1731] usb_new_device.cold+0x6a4/0xe79 [ 32.440978][ T22] ? process_one_work+0x1530/0x1530 [ 32.446510][ T1731] hub_event+0x1e59/0x3860 [ 32.451262][ T22] kthread+0x318/0x420 [ 32.456543][ T1731] ? hub_port_debounce+0x260/0x260 [ 32.461539][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 32.466447][ T1731] ? find_held_lock+0x2d/0x110 [ 32.471266][ T22] ret_from_fork+0x24/0x30 [ 32.477389][ T1731] ? mark_held_locks+0xe0/0xe0 [ 32.481862][ T22] irq event stamp: 67032 [ 32.486864][ T1731] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 32.492905][ T22] hardirqs last enabled at (67031): [] vprintk_emit+0x112/0x3d0 [ 32.497390][ T1731] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 32.502473][ T22] hardirqs last disabled at (67032): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 32.507641][ T1731] process_one_work+0x92b/0x1530 [ 32.512024][ T22] softirqs last enabled at (67028): [] __do_softirq+0x650/0x912 [ 32.512039][ T22] softirqs last disabled at (67021): [] irq_exit+0x178/0x1a0 [ 32.516081][ T1731] ? pwq_dec_nr_in_flight+0x310/0x310 [ 32.521165][ T22] ---[ end trace e2c4b9a3d65314f9 ]--- [ 32.526515][ T1731] worker_thread+0x96/0xe20 [ 32.557397][ T22] msi2500: probe of 1-1:0.0 failed with error -16 [ 32.559460][ T1731] ? process_one_work+0x1530/0x1530 [ 32.559471][ T1731] kthread+0x318/0x420 [ 32.559481][ T1731] ? kthread_create_on_node+0xf0/0xf0 [ 32.559497][ T1731] ret_from_fork+0x24/0x30 [ 32.569634][ T22] usb 1-1: USB disconnect, device number 2 [ 32.580541][ T1731] Kernel Offset: disabled [ 32.649556][ T1731] Rebooting in 86400 seconds..