Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 37.084421][ T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 37.084430][ T1806] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 37.099977][ T12] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 37.104358][ T78] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 37.107528][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 37.122640][ T94] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 37.184718][ T95] usb 1-1: Using ep0 maxpacket: 32 [ 37.204537][ T78] usb 4-1: Using ep0 maxpacket: 32 [ 37.224504][ T94] usb 6-1: Using ep0 maxpacket: 32 [ 37.229956][ T12] usb 5-1: Using ep0 maxpacket: 32 [ 37.236004][ T5] usb 3-1: Using ep0 maxpacket: 32 [ 37.241752][ T1806] usb 2-1: Using ep0 maxpacket: 32 [ 37.314586][ T95] usb 1-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.323943][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.337349][ T78] usb 4-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.344568][ T94] usb 6-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.346549][ T78] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.349608][ T95] usb 1-1: config 0 descriptor?? [ 37.355722][ T94] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.364908][ T78] usb 4-1: config 0 descriptor?? [ 37.374929][ T12] usb 5-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.392222][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.400945][ T5] usb 3-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.410171][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.418638][ T1806] usb 2-1: New USB device found, idVendor=2040, idProduct=d300, bcdDevice=de.d7 [ 37.428099][ T1806] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.439825][ T95] ------------[ cut here ]------------ [ 37.442303][ T1806] usb 2-1: config 0 descriptor?? [ 37.445728][ T95] couldn't get idr [ 37.445918][ T95] WARNING: CPU: 1 PID: 95 at drivers/spi/spi.c:2592 spi_register_controller+0x103a/0x12d0 [ 37.452041][ T5] usb 3-1: config 0 descriptor?? [ 37.454391][ T95] Kernel panic - not syncing: panic_on_warn set ... [ 37.454406][ T95] CPU: 1 PID: 95 Comm: kworker/1:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 37.454413][ T95] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.454430][ T95] Workqueue: usb_hub_wq hub_event [ 37.454436][ T95] Call Trace: [ 37.454451][ T95] dump_stack+0xef/0x16e [ 37.454471][ T95] ? spi_register_controller+0xfe0/0x12d0 [ 37.465698][ T94] usb 6-1: config 0 descriptor?? [ 37.469298][ T95] panic+0x2aa/0x6e1 [ 37.469311][ T95] ? add_taint.cold+0x16/0x16 [ 37.469331][ T95] ? __probe_kernel_read+0x188/0x1d0 [ 37.477615][ T12] usb 5-1: config 0 descriptor?? [ 37.484189][ T95] ? __warn.cold+0x14/0x30 [ 37.484204][ T95] ? __warn+0xd5/0x1c8 [ 37.484223][ T95] ? spi_register_controller+0x103a/0x12d0 [ 37.536462][ T1806] ------------[ cut here ]------------ [ 37.536859][ T95] __warn.cold+0x2f/0x30 [ 37.541257][ T1806] couldn't get idr [ 37.541451][ T1806] WARNING: CPU: 0 PID: 1806 at drivers/spi/spi.c:2592 spi_register_controller+0x103a/0x12d0 [ 37.545337][ T95] ? spi_register_controller+0x103a/0x12d0 [ 37.551162][ T1806] Modules linked in: [ 37.556622][ T95] report_bug+0x27b/0x2f0 [ 37.561153][ T1806] CPU: 0 PID: 1806 Comm: kworker/0:3 Not tainted 5.6.0-rc3-syzkaller #0 [ 37.564886][ T95] do_error_trap+0x12b/0x1e0 [ 37.574932][ T1806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.580738][ T95] ? spi_register_controller+0x103a/0x12d0 [ 37.584613][ T1806] Workqueue: usb_hub_wq hub_event [ 37.588929][ T95] do_invalid_op+0x32/0x40 [ 37.597237][ T1806] RIP: 0010:spi_register_controller+0x103a/0x12d0 [ 37.601813][ T95] ? spi_register_controller+0x103a/0x12d0 [ 37.611947][ T1806] Code: 02 00 00 48 8b 5d 00 e9 e6 f9 ff ff 4c 89 ef e8 5c d0 c8 fe e9 b5 f0 ff ff e8 a2 27 a0 fe 48 c7 c7 20 66 1e 86 e8 3e b9 74 fe <0f> 0b bf e4 ff ff ff 44 89 e6 e8 f7 28 a0 fe 41 83 fc e4 b8 f0 ff [ 37.617756][ T95] invalid_op+0x23/0x30 [ 37.622772][ T1806] RSP: 0018:ffff8881cdedf228 EFLAGS: 00010282 [ 37.627179][ T95] RIP: 0010:spi_register_controller+0x103a/0x12d0 [ 37.633561][ T1806] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 37.633574][ T1806] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed1039bdbe37 [ 37.639369][ T95] Code: 02 00 00 48 8b 5d 00 e9 e6 f9 ff ff 4c 89 ef e8 5c d0 c8 fe e9 b5 f0 ff ff e8 a2 27 a0 fe 48 c7 c7 20 66 1e 86 e8 3e b9 74 fe <0f> 0b bf e4 ff ff ff 44 89 e6 e8 f7 28 a0 fe 41 83 fc e4 b8 f0 ff [ 37.658965][ T1806] RBP: ffff8881cd86e000 R08: ffff8881cdf1c980 R09: fffffbfff1266c8f [ 37.658982][ T1806] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: 00000000ffffffe4 [ 37.663140][ T95] RSP: 0018:ffff8881d5f2f228 EFLAGS: 00010282 [ 37.669248][ T1806] R13: ffff8881cd86e4c8 R14: ffff8881cd802000 R15: ffff8881cd86e000 [ 37.675655][ T95] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 37.675669][ T95] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103abe5e37 [ 37.683647][ T1806] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 37.691741][ T95] RBP: ffff8881cd838000 R08: ffff8881d70de200 R09: fffffbfff1266c8f [ 37.691764][ T95] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: 00000000ffffffe4 [ 37.711396][ T1806] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.719379][ T95] R13: ffff8881cd8384c8 R14: ffff8881cd85a000 R15: ffff8881cd838000 [ 37.719405][ T95] ? vprintk_func+0x7d/0x113 [ 37.727383][ T1806] CR2: 0000000000625208 CR3: 00000001ce632000 CR4: 00000000001406f0 [ 37.733537][ T95] ? spi_register_controller+0x103a/0x12d0 [ 37.741721][ T1806] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.756820][ T95] ? device_initialize+0x1b5/0x530 [ 37.764772][ T1806] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.773721][ T95] msi2500_probe+0x787/0xbd4 [ 37.781688][ T1806] Call Trace: [ 37.789663][ T95] usb_probe_interface+0x310/0x800 [ 37.796230][ T1806] ? device_initialize+0x1b5/0x530 [ 37.807233][ T95] ? usb_probe_device+0x230/0x230 [ 37.811803][ T1806] msi2500_probe+0x787/0xbd4 [ 37.820145][ T95] really_probe+0x290/0xac0 [ 37.825936][ T1806] usb_probe_interface+0x310/0x800 [ 37.833893][ T95] driver_probe_device+0x223/0x350 [ 37.838990][ T1806] ? usb_probe_device+0x230/0x230 [ 37.846947][ T95] __device_attach_driver+0x1d1/0x290 [ 37.851535][ T1806] really_probe+0x290/0xac0 [ 37.854804][ T95] ? driver_allows_async_probing+0x160/0x160 [ 37.859924][ T1806] driver_probe_device+0x223/0x350 [ 37.865016][ T95] bus_for_each_drv+0x162/0x1e0 [ 37.865034][ T95] ? bus_rescan_devices+0x20/0x20 [ 37.870061][ T1806] __device_attach_driver+0x1d1/0x290 [ 37.874640][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.874658][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 37.879165][ T1806] ? driver_allows_async_probing+0x160/0x160 [ 37.884251][ T95] __device_attach+0x217/0x390 [ 37.889356][ T1806] bus_for_each_drv+0x162/0x1e0 [ 37.894373][ T95] ? device_bind_driver+0xd0/0xd0 [ 37.899735][ T1806] ? bus_rescan_devices+0x20/0x20 [ 37.904229][ T95] bus_probe_device+0x1e4/0x290 [ 37.910991][ T1806] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.916115][ T95] device_add+0x1459/0x1bf0 [ 37.920954][ T1806] ? lockdep_hardirqs_on+0x382/0x580 [ 37.925993][ T95] ? wait_for_completion+0x3c0/0x3c0 [ 37.931364][ T1806] __device_attach+0x217/0x390 [ 37.937182][ T95] ? device_link_remove+0x110/0x110 [ 37.942452][ T1806] ? device_bind_driver+0xd0/0xd0 [ 37.948427][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.948446][ T95] usb_set_configuration+0xe47/0x17d0 [ 37.953215][ T1806] bus_probe_device+0x1e4/0x290 [ 37.958067][ T95] usb_generic_driver_probe+0x9d/0xe0 [ 37.963089][ T1806] device_add+0x1459/0x1bf0 [ 37.968101][ T95] usb_probe_device+0xd9/0x230 [ 37.972934][ T1806] ? wait_for_completion+0x3c0/0x3c0 [ 37.978729][ T95] ? usb_suspend+0x5f0/0x5f0 [ 37.983216][ T1806] ? device_link_remove+0x110/0x110 [ 37.988480][ T95] really_probe+0x290/0xac0 [ 37.993741][ T1806] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.993760][ T1806] usb_set_configuration+0xe47/0x17d0 [ 37.998510][ T95] driver_probe_device+0x223/0x350 [ 38.003696][ T1806] usb_generic_driver_probe+0x9d/0xe0 [ 38.008700][ T95] __device_attach_driver+0x1d1/0x290 [ 38.014510][ T1806] usb_probe_device+0xd9/0x230 [ 38.019862][ T95] ? driver_allows_async_probing+0x160/0x160 [ 38.024704][ T1806] ? usb_suspend+0x5f0/0x5f0 [ 38.030082][ T95] bus_for_each_drv+0x162/0x1e0 [ 38.034620][ T1806] really_probe+0x290/0xac0 [ 38.039378][ T95] ? bus_rescan_devices+0x20/0x20 [ 38.044645][ T1806] driver_probe_device+0x223/0x350 [ 38.049351][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 38.049372][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 38.054662][ T1806] __device_attach_driver+0x1d1/0x290 [ 38.060885][ T95] __device_attach+0x217/0x390 [ 38.066694][ T1806] ? driver_allows_async_probing+0x160/0x160 [ 38.072161][ T95] ? device_bind_driver+0xd0/0xd0 [ 38.077291][ T1806] bus_for_each_drv+0x162/0x1e0 [ 38.082630][ T95] bus_probe_device+0x1e4/0x290 [ 38.088022][ T1806] ? bus_rescan_devices+0x20/0x20 [ 38.092778][ T95] device_add+0x1459/0x1bf0 [ 38.098742][ T1806] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 38.103326][ T95] ? device_link_remove+0x110/0x110 [ 38.108246][ T1806] ? lockdep_hardirqs_on+0x382/0x580 [ 38.112754][ T95] usb_new_device.cold+0x540/0xcd0 [ 38.117769][ T1806] __device_attach+0x217/0x390 [ 38.122870][ T95] hub_event+0x21cb/0x4300 [ 38.128657][ T1806] ? device_bind_driver+0xd0/0xd0 [ 38.133959][ T95] ? hub_port_debounce+0x350/0x350 [ 38.139319][ T1806] bus_probe_device+0x1e4/0x290 [ 38.144074][ T95] ? find_held_lock+0x2d/0x110 [ 38.150049][ T1806] device_add+0x1459/0x1bf0 [ 38.155085][ T95] ? mark_held_locks+0xe0/0xe0 [ 38.159932][ T1806] ? device_link_remove+0x110/0x110 [ 38.164765][ T95] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 38.169785][ T1806] usb_new_device.cold+0x540/0xcd0 [ 38.174290][ T95] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 38.180077][ T1806] hub_event+0x21cb/0x4300 [ 38.185261][ T95] process_one_work+0x94b/0x1620 [ 38.190531][ T1806] ? hub_port_debounce+0x350/0x350 [ 38.195626][ T95] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.200383][ T1806] ? find_held_lock+0x2d/0x110 [ 38.204785][ T95] ? do_raw_spin_lock+0x129/0x290 [ 38.209791][ T1806] ? mark_held_locks+0xe0/0xe0 [ 38.214894][ T95] worker_thread+0x96/0xe20 [ 38.219727][ T1806] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 38.224486][ T95] ? process_one_work+0x1620/0x1620 [ 38.228973][ T1806] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 38.233735][ T95] kthread+0x318/0x420 [ 38.238916][ T1806] process_one_work+0x94b/0x1620 [ 38.244451][ T95] ? kthread_create_on_node+0xf0/0xf0 [ 38.249565][ T1806] ? __wake_up_common+0x650/0x650 [ 38.254838][ T95] ret_from_fork+0x24/0x30 [ 38.259238][ T1806] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.339561][ T1806] worker_thread+0x96/0xe20 [ 38.344063][ T1806] ? process_one_work+0x1620/0x1620 [ 38.349251][ T1806] kthread+0x318/0x420 [ 38.353344][ T1806] ? kthread_create_on_node+0xf0/0xf0 [ 38.358755][ T1806] ret_from_fork+0x24/0x30 [ 38.363184][ T1806] irq event stamp: 2374 [ 38.367333][ T1806] hardirqs last enabled at (2373): [] vprintk_emit+0x112/0x3d0 [ 38.376520][ T1806] hardirqs last disabled at (2374): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 38.386579][ T1806] softirqs last enabled at (1590): [] __do_softirq+0x673/0x950 [ 38.395855][ T1806] softirqs last disabled at (1575): [] irq_exit+0x178/0x1a0 [ 38.404688][ T1806] ---[ end trace bfcb748d208fec23 ]--- [ 38.410669][ T95] Kernel Offset: disabled [ 38.415138][ T95] Rebooting in 86400 seconds..