[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.38' (ECDSA) to the list of known hosts. syzkaller login: [ 64.996101][ T8490] IPVS: ftp: loaded support on port[0] = 21 [ 65.300755][ T3202] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 65.540591][ T3202] usb 1-1: Using ep0 maxpacket: 16 [ 65.660811][ T3202] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 65.672009][ T3202] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 65.685358][ T3202] usb 1-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.07 [ 65.694997][ T3202] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 65.707063][ T3202] usb 1-1: config 0 descriptor?? [ 66.194260][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.201876][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.209143][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.216681][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.224185][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.231622][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.238844][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.246881][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.254392][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.261830][ T3202] microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 [ 66.269619][ T3202] HID 045e:07da: Invalid code 65791 type 1 [ 66.280775][ T3202] ------------[ cut here ]------------ [ 66.286253][ T3202] init_uevent_argv: buffer size too small [ 66.292670][ T3202] WARNING: CPU: 0 PID: 3202 at lib/kobject_uevent.c:259 kobject_uevent_env+0x1640/0x1680 [ 66.302757][ T3202] Modules linked in: [ 66.306709][ T3202] CPU: 0 PID: 3202 Comm: kworker/0:3 Not tainted 5.10.0-syzkaller #0 [ 66.315133][ T3202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.325801][ T3202] Workqueue: usb_hub_wq hub_event [ 66.331042][ T3202] RIP: 0010:kobject_uevent_env+0x1640/0x1680 [ 66.337059][ T3202] Code: 8b e8 64 ac fe ff e9 cf f8 ff ff 48 8b 3c 24 e8 e6 76 e1 fd e9 a9 f8 ff ff e8 3c f9 9f fd 48 c7 c7 c0 bb a0 89 e8 bc 47 dc 04 <0f> 0b 41 bf f4 ff ff ff e9 51 ec ff ff 4c 89 ff e8 3b 76 e1 fd e9 [ 66.357028][ T3202] RSP: 0018:ffffc9000209e8e0 EFLAGS: 00010286 [ 66.363308][ T3202] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 66.371544][ T3202] RDX: ffff88801a559a40 RSI: ffffffff8158c865 RDI: fffff52000413d0e [ 66.379528][ T3202] RBP: 00000000000007fb R08: 0000000000000001 R09: ffff8880b9e30627 [ 66.387762][ T3202] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000005 [ 66.397280][ T3202] R13: 00000000000007fb R14: 0000000000000005 R15: 0000000000000000 [ 66.406018][ T3202] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 66.415166][ T3202] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.421821][ T3202] CR2: 00000000004c41a8 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 66.429821][ T3202] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 66.437963][ T3202] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 66.446050][ T3202] Call Trace: [ 66.449361][ T3202] device_add+0xb47/0x1ce0 [ 66.453900][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 66.459292][ T3202] ? kasan_unpoison_shadow+0x33/0x40 [ 66.464675][ T3202] ? __kasan_kmalloc.constprop.0+0xc2/0xd0 [ 66.470618][ T3202] input_register_device+0x73a/0xce0 [ 66.475909][ T3202] hidinput_connect+0x5056/0x9d50 [ 66.481052][ T3202] ? hidinput_setkeycode+0x6f0/0x6f0 [ 66.486348][ T3202] ? __mutex_unlock_slowpath+0xe2/0x610 [ 66.492047][ T3202] ? hid_match_id+0x27a/0x300 [ 66.496734][ T3202] hid_connect+0x958/0xbc0 [ 66.501258][ T3202] ? hid_match_id+0x300/0x300 [ 66.505964][ T3202] hid_hw_start+0xa2/0x130 [ 66.510502][ T3202] ms_probe+0x159/0x4b0 [ 66.514679][ T3202] ? ms_remove+0x90/0x90 [ 66.518923][ T3202] hid_device_probe+0x2bd/0x3f0 [ 66.523888][ T3202] ? hid_match_device+0x390/0x390 [ 66.528918][ T3202] really_probe+0x291/0xde0 [ 66.533559][ T3202] driver_probe_device+0x26b/0x3d0 [ 66.538716][ T3202] __device_attach_driver+0x1d1/0x290 [ 66.544213][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 66.550206][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 66.555175][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 66.560218][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 66.566157][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 66.571482][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 66.577305][ T3202] __device_attach+0x228/0x4a0 [ 66.582143][ T3202] ? really_probe+0xde0/0xde0 [ 66.586830][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 66.592213][ T3202] bus_probe_device+0x1e4/0x290 [ 66.597076][ T3202] device_add+0xbb2/0x1ce0 [ 66.601585][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 66.606973][ T3202] ? __debugfs_create_file+0x33d/0x4c0 [ 66.612623][ T3202] hid_add_device+0x344/0x9d0 [ 66.617315][ T3202] ? modalias_show+0x150/0x150 [ 66.622164][ T3202] ? lockdep_init_map_waits+0x26a/0x720 [ 66.627754][ T3202] usbhid_probe+0xaae/0xfc0 [ 66.632441][ T3202] usb_probe_interface+0x315/0x7f0 [ 66.637567][ T3202] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 66.643056][ T3202] really_probe+0x291/0xde0 [ 66.647582][ T3202] driver_probe_device+0x26b/0x3d0 [ 66.652824][ T3202] __device_attach_driver+0x1d1/0x290 [ 66.658211][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 66.664279][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 66.669158][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 66.674345][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 66.680177][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 66.685476][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 66.691519][ T3202] __device_attach+0x228/0x4a0 [ 66.696287][ T3202] ? really_probe+0xde0/0xde0 [ 66.701075][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 66.706398][ T3202] bus_probe_device+0x1e4/0x290 [ 66.711371][ T3202] device_add+0xbb2/0x1ce0 [ 66.715815][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 66.721282][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 66.727130][ T3202] usb_set_configuration+0x113c/0x1910 [ 66.732766][ T3202] usb_generic_driver_probe+0xba/0x100 [ 66.738237][ T3202] usb_probe_device+0xd9/0x2c0 [ 66.743100][ T3202] ? usb_driver_release_interface+0x180/0x180 [ 66.749200][ T3202] really_probe+0x291/0xde0 [ 66.753832][ T3202] driver_probe_device+0x26b/0x3d0 [ 66.758953][ T3202] __device_attach_driver+0x1d1/0x290 [ 66.764400][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 66.770503][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 66.775358][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 66.780462][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 66.786277][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 66.791605][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 66.797431][ T3202] __device_attach+0x228/0x4a0 [ 66.802329][ T3202] ? really_probe+0xde0/0xde0 [ 66.807013][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 66.812430][ T3202] bus_probe_device+0x1e4/0x290 [ 66.817294][ T3202] device_add+0xbb2/0x1ce0 [ 66.821820][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 66.827247][ T3202] usb_new_device.cold+0x71d/0xfe9 [ 66.832495][ T3202] ? hub_disconnect+0x510/0x510 [ 66.837355][ T3202] ? rwlock_bug.part.0+0x90/0x90 [ 66.842377][ T3202] ? _raw_spin_unlock_irq+0x1f/0x40 [ 66.847631][ T3202] hub_event+0x2348/0x42d0 [ 66.852178][ T3202] ? hub_port_debounce+0x3b0/0x3b0 [ 66.857316][ T3202] ? lock_release+0x710/0x710 [ 66.862104][ T3202] ? lock_downgrade+0x6d0/0x6d0 [ 66.867003][ T3202] ? do_raw_spin_lock+0x120/0x2b0 [ 66.872151][ T3202] process_one_work+0x933/0x15a0 [ 66.877100][ T3202] ? lock_release+0x710/0x710 [ 66.881849][ T3202] ? pwq_dec_nr_in_flight+0x320/0x320 [ 66.887237][ T3202] ? rwlock_bug.part.0+0x90/0x90 [ 66.892286][ T3202] ? _raw_spin_lock_irq+0x41/0x50 [ 66.897322][ T3202] worker_thread+0x64c/0x1120 [ 66.902134][ T3202] ? __kthread_parkme+0x13f/0x1e0 [ 66.907176][ T3202] ? process_one_work+0x15a0/0x15a0 [ 66.912528][ T3202] kthread+0x3b1/0x4a0 [ 66.916610][ T3202] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 66.922571][ T3202] ret_from_fork+0x1f/0x30 [ 66.927052][ T3202] Kernel panic - not syncing: panic_on_warn set ... [ 66.933643][ T3202] CPU: 0 PID: 3202 Comm: kworker/0:3 Not tainted 5.10.0-syzkaller #0 [ 66.941684][ T3202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.951750][ T3202] Workqueue: usb_hub_wq hub_event [ 66.956773][ T3202] Call Trace: [ 66.960051][ T3202] dump_stack+0x107/0x163 [ 66.964368][ T3202] panic+0x306/0x73d [ 66.968246][ T3202] ? __warn_printk+0xf3/0xf3 [ 66.972824][ T3202] ? __warn.cold+0x1a/0x44 [ 66.977222][ T3202] ? __warn+0xf1/0x210 [ 66.981289][ T3202] ? kobject_uevent_env+0x1640/0x1680 [ 66.986645][ T3202] __warn.cold+0x35/0x44 [ 66.990872][ T3202] ? kobject_uevent_env+0x1640/0x1680 [ 66.996238][ T3202] report_bug+0x1bd/0x210 [ 67.000585][ T3202] handle_bug+0x3c/0x60 [ 67.004740][ T3202] exc_invalid_op+0x14/0x40 [ 67.009225][ T3202] asm_exc_invalid_op+0x12/0x20 [ 67.014061][ T3202] RIP: 0010:kobject_uevent_env+0x1640/0x1680 [ 67.020035][ T3202] Code: 8b e8 64 ac fe ff e9 cf f8 ff ff 48 8b 3c 24 e8 e6 76 e1 fd e9 a9 f8 ff ff e8 3c f9 9f fd 48 c7 c7 c0 bb a0 89 e8 bc 47 dc 04 <0f> 0b 41 bf f4 ff ff ff e9 51 ec ff ff 4c 89 ff e8 3b 76 e1 fd e9 [ 67.039645][ T3202] RSP: 0018:ffffc9000209e8e0 EFLAGS: 00010286 [ 67.045710][ T3202] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 67.053694][ T3202] RDX: ffff88801a559a40 RSI: ffffffff8158c865 RDI: fffff52000413d0e [ 67.061667][ T3202] RBP: 00000000000007fb R08: 0000000000000001 R09: ffff8880b9e30627 [ 67.069644][ T3202] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000005 [ 67.077610][ T3202] R13: 00000000000007fb R14: 0000000000000005 R15: 0000000000000000 [ 67.085620][ T3202] ? vprintk_func+0x95/0x1e0 [ 67.090224][ T3202] device_add+0xb47/0x1ce0 [ 67.094647][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 67.100023][ T3202] ? kasan_unpoison_shadow+0x33/0x40 [ 67.105303][ T3202] ? __kasan_kmalloc.constprop.0+0xc2/0xd0 [ 67.111113][ T3202] input_register_device+0x73a/0xce0 [ 67.116487][ T3202] hidinput_connect+0x5056/0x9d50 [ 67.121533][ T3202] ? hidinput_setkeycode+0x6f0/0x6f0 [ 67.126813][ T3202] ? __mutex_unlock_slowpath+0xe2/0x610 [ 67.132354][ T3202] ? hid_match_id+0x27a/0x300 [ 67.137050][ T3202] hid_connect+0x958/0xbc0 [ 67.141472][ T3202] ? hid_match_id+0x300/0x300 [ 67.146150][ T3202] hid_hw_start+0xa2/0x130 [ 67.150563][ T3202] ms_probe+0x159/0x4b0 [ 67.154724][ T3202] ? ms_remove+0x90/0x90 [ 67.158953][ T3202] hid_device_probe+0x2bd/0x3f0 [ 67.163797][ T3202] ? hid_match_device+0x390/0x390 [ 67.168813][ T3202] really_probe+0x291/0xde0 [ 67.173351][ T3202] driver_probe_device+0x26b/0x3d0 [ 67.178482][ T3202] __device_attach_driver+0x1d1/0x290 [ 67.183846][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 67.189827][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 67.194689][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 67.199699][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.205523][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 67.210709][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 67.216500][ T3202] __device_attach+0x228/0x4a0 [ 67.221247][ T3202] ? really_probe+0xde0/0xde0 [ 67.225923][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 67.231196][ T3202] bus_probe_device+0x1e4/0x290 [ 67.236053][ T3202] device_add+0xbb2/0x1ce0 [ 67.240458][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 67.245817][ T3202] ? __debugfs_create_file+0x33d/0x4c0 [ 67.251298][ T3202] hid_add_device+0x344/0x9d0 [ 67.255979][ T3202] ? modalias_show+0x150/0x150 [ 67.260739][ T3202] ? lockdep_init_map_waits+0x26a/0x720 [ 67.266276][ T3202] usbhid_probe+0xaae/0xfc0 [ 67.270771][ T3202] usb_probe_interface+0x315/0x7f0 [ 67.275870][ T3202] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 67.281232][ T3202] really_probe+0x291/0xde0 [ 67.285739][ T3202] driver_probe_device+0x26b/0x3d0 [ 67.290855][ T3202] __device_attach_driver+0x1d1/0x290 [ 67.296213][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 67.302192][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 67.307048][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 67.312162][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.317977][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 67.323189][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 67.329007][ T3202] __device_attach+0x228/0x4a0 [ 67.333771][ T3202] ? really_probe+0xde0/0xde0 [ 67.338433][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 67.343704][ T3202] bus_probe_device+0x1e4/0x290 [ 67.348539][ T3202] device_add+0xbb2/0x1ce0 [ 67.352954][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 67.358311][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.364106][ T3202] usb_set_configuration+0x113c/0x1910 [ 67.369563][ T3202] usb_generic_driver_probe+0xba/0x100 [ 67.375020][ T3202] usb_probe_device+0xd9/0x2c0 [ 67.380127][ T3202] ? usb_driver_release_interface+0x180/0x180 [ 67.386190][ T3202] really_probe+0x291/0xde0 [ 67.390686][ T3202] driver_probe_device+0x26b/0x3d0 [ 67.395803][ T3202] __device_attach_driver+0x1d1/0x290 [ 67.401158][ T3202] ? driver_allows_async_probing+0x150/0x150 [ 67.407126][ T3202] bus_for_each_drv+0x15f/0x1e0 [ 67.411962][ T3202] ? bus_for_each_dev+0x1d0/0x1d0 [ 67.416972][ T3202] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 67.422783][ T3202] ? lockdep_hardirqs_on+0x79/0x100 [ 67.428099][ T3202] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 67.433944][ T3202] __device_attach+0x228/0x4a0 [ 67.438748][ T3202] ? really_probe+0xde0/0xde0 [ 67.443454][ T3202] ? kobject_uevent_env+0x2bb/0x1680 [ 67.448772][ T3202] bus_probe_device+0x1e4/0x290 [ 67.453619][ T3202] device_add+0xbb2/0x1ce0 [ 67.458047][ T3202] ? devlink_add_symlinks+0x450/0x450 [ 67.463444][ T3202] usb_new_device.cold+0x71d/0xfe9 [ 67.468558][ T3202] ? hub_disconnect+0x510/0x510 [ 67.473403][ T3202] ? rwlock_bug.part.0+0x90/0x90 [ 67.478370][ T3202] ? _raw_spin_unlock_irq+0x1f/0x40 [ 67.483575][ T3202] hub_event+0x2348/0x42d0 [ 67.488005][ T3202] ? hub_port_debounce+0x3b0/0x3b0 [ 67.493108][ T3202] ? lock_release+0x710/0x710 [ 67.497767][ T3202] ? lock_downgrade+0x6d0/0x6d0 [ 67.502599][ T3202] ? do_raw_spin_lock+0x120/0x2b0 [ 67.507656][ T3202] process_one_work+0x933/0x15a0 [ 67.512631][ T3202] ? lock_release+0x710/0x710 [ 67.517295][ T3202] ? pwq_dec_nr_in_flight+0x320/0x320 [ 67.522662][ T3202] ? rwlock_bug.part.0+0x90/0x90 [ 67.527599][ T3202] ? _raw_spin_lock_irq+0x41/0x50 [ 67.532627][ T3202] worker_thread+0x64c/0x1120 [ 67.537299][ T3202] ? __kthread_parkme+0x13f/0x1e0 [ 67.542325][ T3202] ? process_one_work+0x15a0/0x15a0 [ 67.547513][ T3202] kthread+0x3b1/0x4a0 [ 67.551569][ T3202] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 67.557448][ T3202] ret_from_fork+0x1f/0x30 [ 67.562666][ T3202] Kernel Offset: disabled [ 67.567086][ T3202] Rebooting in 86400 seconds..