[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 15.852734][ C1] random: crng init done [?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 '10.128.0.86' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.591146][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 23.831100][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 23.951259][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 23.962564][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has wMaxPacketSize 0, skipping [ 23.972749][ T83] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 23.985720][ T83] usb 1-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00 [ 23.994793][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.004703][ T83] usb 1-1: config 0 descriptor?? [ 24.021455][ T1716] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 [ 24.341179][ T83] usbhid 1-1:0.0: can't add hid device: -71 [ 24.347260][ T83] usbhid: probe of 1-1:0.0 failed with error -71 [ 24.355510][ T83] usb 1-1: USB disconnect, device number 2 [ 24.821544][ T83] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 25.061106][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 25.181257][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 25.192351][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has wMaxPacketSize 0, skipping [ 25.202303][ T83] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 25.215242][ T83] usb 1-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00 [ 25.224304][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.233660][ T83] usb 1-1: config 0 descriptor?? [ 25.251173][ T1716] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 [ 25.713183][ T83] microsoft 0003:045E:07DA.0001: ignoring exceeding usage max [ 25.727316][ T83] input: HID 045e:07da as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/0003:045E:07DA.0001/input/input5 [ 25.804187][ T83] microsoft 0003:045E:07DA.0001: input,hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.0-1/input0 [ 25.912609][ T1716] BUG: spinlock already unlocked on CPU#0, syz-executor217/1716 [ 25.920288][ T1716] lock: 0xffff8881cfeb5210, .magic: dead4ead, .owner: syz-executor217/1716, .owner_cpu: 0 [ 25.930240][ T1716] CPU: 0 PID: 1716 Comm: syz-executor217 Not tainted 5.4.0-rc6+ #0 [ 25.938187][ T1716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.948218][ T1716] Call Trace: [ 25.951508][ T1716] dump_stack+0xca/0x13e [ 25.955729][ T1716] do_raw_spin_unlock+0x163/0x220 [ 25.960731][ T1716] _raw_spin_unlock_irqrestore+0x23/0x50 [ 25.966349][ T1716] input_set_keycode+0x125/0x320 [ 25.971269][ T1716] ? input_repeat_key+0x2c0/0x2c0 [ 25.976279][ T1716] ? __might_fault+0x192/0x1d0 [ 25.981025][ T1716] evdev_handle_set_keycode_v2+0xc4/0x120 [ 25.986729][ T1716] ? evdev_handle_set_keycode+0x170/0x170 [ 25.992451][ T1716] evdev_ioctl_handler+0xd49/0x19f0 [ 25.997646][ T1716] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 26.003695][ T1716] ? str_to_user+0x90/0x90 [ 26.008097][ T1716] ? find_held_lock+0x2d/0x110 [ 26.012842][ T1716] ? debug_check_no_obj_freed+0x20f/0x443 [ 26.018632][ T1716] ? lock_downgrade+0x6e0/0x6e0 [ 26.023457][ T1716] ? lock_acquire+0x127/0x320 [ 26.028107][ T1716] ? debug_check_no_obj_freed+0xc4/0x443 [ 26.033721][ T1716] ? evdev_ioctl_compat+0x30/0x30 [ 26.038728][ T1716] do_vfs_ioctl+0xd2d/0x1330 [ 26.043336][ T1716] ? putname+0xe1/0x120 [ 26.047486][ T1716] ? putname+0xe1/0x120 [ 26.051632][ T1716] ? ioctl_preallocate+0x200/0x200 [ 26.056737][ T1716] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.062016][ T1716] ? __kasan_slab_free+0x145/0x180 [ 26.067111][ T1716] ? kmem_cache_free+0x2cd/0x380 [ 26.072042][ T1716] ? putname+0xe1/0x120 [ 26.076190][ T1716] ? do_sys_open+0x2e7/0x580 [ 26.080858][ T1716] ? filp_open+0x70/0x70 [ 26.085086][ T1716] ksys_ioctl+0x9b/0xc0 [ 26.089216][ T1716] __x64_sys_ioctl+0x6f/0xb0 [ 26.093777][ T1716] ? lockdep_hardirqs_on+0x382/0x580 [ 26.099045][ T1716] do_syscall_64+0xb7/0x580 [ 26.103562][ T1716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 26.109457][ T1716] RIP: 0033:0x444ca9 [ 26.113425][ T1716] Code: e8 bc af 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 26.133104][ T1716] RSP: 002b:00007ffc61f97448 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 26.141524][ T1716] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000444ca9 [ 26.149498][ T1716] RDX: 0000000020000140 RSI: 0000000040284504 RDI: 0000000000000004 [ 26.157461][ T1716] RBP: 00000000006cf018 R08: 090b000000008300 R09: 00000000004002e0 [ 26.165414][ T1716] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000402950 [ 26.174640][ T1716] R13: 00000000004029e0 R14: 0000000000000000 R15: 0000000000000000 [ 26.182764][ T1716] ------------[ cut here ]------------ [ 26.188206][ T1716] pvqspinlock: lock 0xffff8881cfeb5210 has corrupted value 0x0! [ 26.195848][ T1716] WARNING: CPU: 0 PID: 1716 at kernel/locking/qspinlock_paravirt.h:498 __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.207984][ T1716] Kernel panic - not syncing: panic_on_warn set ... [ 26.214557][ T1716] CPU: 0 PID: 1716 Comm: syz-executor217 Not tainted 5.4.0-rc6+ #0 [ 26.222421][ T1716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.232453][ T1716] Call Trace: [ 26.235735][ T1716] dump_stack+0xca/0x13e [ 26.240045][ T1716] ? __pv_queued_spin_unlock_slowpath+0x100/0x220 [ 26.246458][ T1716] panic+0x2aa/0x6e1 [ 26.250348][ T1716] ? add_taint.cold+0x16/0x16 [ 26.255001][ T1716] ? __probe_kernel_read+0x188/0x1d0 [ 26.260266][ T1716] ? __warn.cold+0x14/0x33 [ 26.264767][ T1716] ? __warn+0xd5/0x1d0 [ 26.268813][ T1716] ? __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.275210][ T1716] __warn.cold+0x2f/0x33 [ 26.279427][ T1716] ? __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.286122][ T1716] report_bug+0x27b/0x2f0 [ 26.290444][ T1716] do_error_trap+0x12b/0x1e0 [ 26.295029][ T1716] ? __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.301422][ T1716] do_invalid_op+0x32/0x40 [ 26.305820][ T1716] ? __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.312210][ T1716] invalid_op+0x23/0x30 [ 26.316376][ T1716] RIP: 0010:__pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.323398][ T1716] Code: ea 03 0f b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 60 41 8b 14 24 4c 89 e6 48 c7 c7 00 ec c6 85 e8 d5 91 ed ff <0f> 0b e9 70 ff ff ff e8 44 3c 3f 00 e9 5b ff ff ff 4c 89 e7 e8 67 [ 26.343767][ T1716] RSP: 0018:ffff8881d01c7978 EFLAGS: 00010082 [ 26.349855][ T1716] RAX: 0000000000000000 RBX: 0000000000000293 RCX: 0000000000000000 [ 26.357820][ T1716] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103a038f21 [ 26.365878][ T1716] RBP: ffff8881cfeb5210 R08: ffff8881d31a1800 R09: ffffed103b643ee7 [ 26.373925][ T1716] R10: ffffed103b643ee6 R11: ffff8881db21f737 R12: ffff8881cfeb5210 [ 26.381873][ T1716] R13: ffff8881cfeb5220 R14: ffff8881cfeb5210 R15: 0000000000000001 [ 26.389852][ T1716] ? vprintk_func+0x7d/0x113 [ 26.394438][ T1716] ? __pv_queued_spin_unlock_slowpath+0x1c0/0x220 [ 26.400829][ T1716] __raw_callee_save___pv_queued_spin_unlock_slowpath+0x11/0x20 [ 26.408430][ T1716] .slowpath+0x9/0xe [ 26.412296][ T1716] ? do_raw_spin_unlock+0x163/0x220 [ 26.417476][ T1716] do_raw_spin_unlock+0x13f/0x220 [ 26.422483][ T1716] _raw_spin_unlock_irqrestore+0x23/0x50 [ 26.428106][ T1716] input_set_keycode+0x125/0x320 [ 26.433022][ T1716] ? input_repeat_key+0x2c0/0x2c0 [ 26.438032][ T1716] ? __might_fault+0x192/0x1d0 [ 26.442793][ T1716] evdev_handle_set_keycode_v2+0xc4/0x120 [ 26.448576][ T1716] ? evdev_handle_set_keycode+0x170/0x170 [ 26.454280][ T1716] evdev_ioctl_handler+0xd49/0x19f0 [ 26.459456][ T1716] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 26.465499][ T1716] ? str_to_user+0x90/0x90 [ 26.469902][ T1716] ? find_held_lock+0x2d/0x110 [ 26.474640][ T1716] ? debug_check_no_obj_freed+0x20f/0x443 [ 26.480337][ T1716] ? lock_downgrade+0x6e0/0x6e0 [ 26.485172][ T1716] ? lock_acquire+0x127/0x320 [ 26.489833][ T1716] ? debug_check_no_obj_freed+0xc4/0x443 [ 26.495437][ T1716] ? evdev_ioctl_compat+0x30/0x30 [ 26.500438][ T1716] do_vfs_ioctl+0xd2d/0x1330 [ 26.505020][ T1716] ? putname+0xe1/0x120 [ 26.509146][ T1716] ? putname+0xe1/0x120 [ 26.513277][ T1716] ? ioctl_preallocate+0x200/0x200 [ 26.518362][ T1716] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.523628][ T1716] ? __kasan_slab_free+0x145/0x180 [ 26.528713][ T1716] ? kmem_cache_free+0x2cd/0x380 [ 26.533625][ T1716] ? putname+0xe1/0x120 [ 26.537793][ T1716] ? do_sys_open+0x2e7/0x580 [ 26.542355][ T1716] ? filp_open+0x70/0x70 [ 26.546574][ T1716] ksys_ioctl+0x9b/0xc0 [ 26.550721][ T1716] __x64_sys_ioctl+0x6f/0xb0 [ 26.555389][ T1716] ? lockdep_hardirqs_on+0x382/0x580 [ 26.560653][ T1716] do_syscall_64+0xb7/0x580 [ 26.565141][ T1716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 26.571018][ T1716] RIP: 0033:0x444ca9 [ 26.574892][ T1716] Code: e8 bc af 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 1b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 26.594819][ T1716] RSP: 002b:00007ffc61f97448 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 26.603226][ T1716] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000444ca9 [ 26.611186][ T1716] RDX: 0000000020000140 RSI: 0000000040284504 RDI: 0000000000000004 [ 26.619132][ T1716] RBP: 00000000006cf018 R08: 090b000000008300 R09: 00000000004002e0 [ 26.627180][ T1716] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000402950 [ 26.635128][ T1716] R13: 00000000004029e0 R14: 0000000000000000 R15: 0000000000000000 [ 26.644197][ T1716] Kernel Offset: disabled [ 26.648524][ T1716] Rebooting in 86400 seconds..