[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 14.556792][ 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 '10.128.15.209' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.256249][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 26.495896][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 26.615857][ T12] usb 1-1: config 0 has an invalid interface number: 1 but max is 0 [ 26.624003][ T12] usb 1-1: config 0 has no interface number 0 [ 26.630167][ T12] usb 1-1: config 0 interface 1 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 26.641068][ T12] usb 1-1: config 0 interface 1 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 26.653874][ T12] usb 1-1: New USB device found, idVendor=041e, idProduct=2801, bcdDevice= 0.00 [ 26.662925][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.672138][ T12] usb 1-1: config 0 descriptor?? [ 27.159223][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.166580][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x2 [ 27.173896][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.181130][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.188364][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.195559][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.202794][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.210025][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.217252][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.224443][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.231676][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.239108][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.246337][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.253535][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.260798][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.268028][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.275511][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.282827][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.290061][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.297335][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.304608][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.311867][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.319117][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.326368][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.333577][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.340819][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.348054][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.355248][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.362616][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.369858][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.377233][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.384432][ T12] prodikeys 0003:041E:2801.0001: unknown main item tag 0x0 [ 27.393832][ T12] prodikeys 0003:041E:2801.0001: hidraw0: USB HID v0.00 Device [HID 041e:2801] on usb-dummy_hcd.0-1/input1 [ 27.405852][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 27.411193][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 27.419465][ T12] general protection fault: 0000 [#1] SMP KASAN [ 27.425935][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc5+ #28 [ 27.433361][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.443449][ T12] Workqueue: usb_hub_wq hub_event [ 27.448460][ T12] RIP: 0010:pk_probe+0xb51/0xfd0 [ 27.453383][ T12] Code: 0f 85 50 04 00 00 48 8b 04 24 4c 89 7d 10 48 8b 58 08 e8 b2 53 e4 fc 48 8b 54 24 20 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 13 04 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b [ 27.473130][ T12] RSP: 0018:ffff8881da20ee10 EFLAGS: 00010206 [ 27.479286][ T12] RAX: dffffc0000000000 RBX: ffff8881d2d40000 RCX: ffffffff8459833e [ 27.487235][ T12] RDX: 0000000000000006 RSI: ffffffff8459862e RDI: ffff8881d2aee610 [ 27.495184][ T12] RBP: ffff8881d2aee600 R08: ffff8881da1f9800 R09: ffffed103b64677c [ 27.503137][ T12] R10: ffffed103b64677b R11: ffff8881db233bdb R12: ffff8881d2d40000 [ 27.511147][ T12] R13: 0000000000000000 R14: ffff8881d4ec4ab0 R15: 0000000000000000 [ 27.519110][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 27.528018][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.534604][ T12] CR2: 00007f2fc6afa518 CR3: 00000001d099d000 CR4: 00000000001406f0 [ 27.542618][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.550576][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.558761][ T12] Call Trace: [ 27.562041][ T12] ? pcmidi_in_close+0x60/0x60 [ 27.566788][ T12] ? hid_match_one_id+0x9d/0x2c0 [ 27.571703][ T12] ? pcmidi_in_close+0x60/0x60 [ 27.576449][ T12] hid_device_probe+0x2be/0x3f0 [ 27.581283][ T12] ? hid_match_device+0x1f0/0x1f0 [ 27.586347][ T12] really_probe+0x281/0x6d0 [ 27.590948][ T12] driver_probe_device+0x101/0x1b0 [ 27.596046][ T12] __device_attach_driver+0x1c2/0x220 [ 27.601397][ T12] ? driver_allows_async_probing+0x160/0x160 [ 27.607354][ T12] bus_for_each_drv+0x162/0x1e0 [ 27.612192][ T12] ? bus_rescan_devices+0x20/0x20 [ 27.617201][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 27.622995][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 27.628258][ T12] __device_attach+0x217/0x360 [ 27.633122][ T12] ? device_bind_driver+0xd0/0xd0 [ 27.638135][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 27.643522][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 27.648792][ T12] bus_probe_device+0x1e4/0x290 [ 27.653681][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 27.659557][ T12] device_add+0xae6/0x16f0 [ 27.663951][ T12] ? up_write+0x97/0x270 [ 27.668172][ T12] ? uevent_store+0x50/0x50 [ 27.672655][ T12] ? __debugfs_create_file+0x2da/0x3c0 [ 27.678098][ T12] hid_add_device+0x33c/0x990 [ 27.682847][ T12] ? __hid_bus_reprobe_drivers+0x130/0x130 [ 27.688636][ T12] ? lockdep_init_map+0x1b0/0x5e0 [ 27.693638][ T12] usbhid_probe+0xa81/0xfa0 [ 27.698250][ T12] usb_probe_interface+0x305/0x7a0 [ 27.703479][ T12] ? usb_probe_device+0x100/0x100 [ 27.708501][ T12] really_probe+0x281/0x6d0 [ 27.712986][ T12] driver_probe_device+0x101/0x1b0 [ 27.718081][ T12] __device_attach_driver+0x1c2/0x220 [ 27.723432][ T12] ? driver_allows_async_probing+0x160/0x160 [ 27.729518][ T12] bus_for_each_drv+0x162/0x1e0 [ 27.734355][ T12] ? bus_rescan_devices+0x20/0x20 [ 27.739475][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 27.745414][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 27.750681][ T12] __device_attach+0x217/0x360 [ 27.755424][ T12] ? device_bind_driver+0xd0/0xd0 [ 27.760549][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 27.765818][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 27.771087][ T12] bus_probe_device+0x1e4/0x290 [ 27.775997][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 27.781989][ T12] device_add+0xae6/0x16f0 [ 27.786386][ T12] ? uevent_store+0x50/0x50 [ 27.790869][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 27.796853][ T12] usb_set_configuration+0xdf6/0x1670 [ 27.802298][ T12] generic_probe+0x9d/0xd5 [ 27.806699][ T12] usb_probe_device+0x99/0x100 [ 27.811572][ T12] ? usb_suspend+0x620/0x620 [ 27.816157][ T12] really_probe+0x281/0x6d0 [ 27.820783][ T12] driver_probe_device+0x101/0x1b0 [ 27.825987][ T12] __device_attach_driver+0x1c2/0x220 [ 27.831339][ T12] ? driver_allows_async_probing+0x160/0x160 [ 27.837468][ T12] bus_for_each_drv+0x162/0x1e0 [ 27.842301][ T12] ? bus_rescan_devices+0x20/0x20 [ 27.847306][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 27.853091][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 27.858497][ T12] __device_attach+0x217/0x360 [ 27.863242][ T12] ? device_bind_driver+0xd0/0xd0 [ 27.868411][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 27.873812][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 27.879201][ T12] bus_probe_device+0x1e4/0x290 [ 27.884034][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 27.889924][ T12] device_add+0xae6/0x16f0 [ 27.894321][ T12] ? uevent_store+0x50/0x50 [ 27.898916][ T12] usb_new_device.cold+0x6a4/0xe79 [ 27.904116][ T12] hub_event+0x1b5c/0x3640 [ 27.908759][ T12] ? hub_port_debounce+0x260/0x260 [ 27.913863][ T12] process_one_work+0x92b/0x1530 [ 27.918792][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 27.924269][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 27.929278][ T12] worker_thread+0x96/0xe20 [ 27.933849][ T12] ? process_one_work+0x1530/0x1530 [ 27.939289][ T12] kthread+0x318/0x420 [ 27.943343][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 27.948697][ T12] ret_from_fork+0x24/0x30 [ 27.953087][ T12] Modules linked in: [ 27.957079][ T12] ---[ end trace 57a1aecde3464295 ]--- [ 27.962692][ T12] RIP: 0010:pk_probe+0xb51/0xfd0 [ 27.967751][ T12] Code: 0f 85 50 04 00 00 48 8b 04 24 4c 89 7d 10 48 8b 58 08 e8 b2 53 e4 fc 48 8b 54 24 20 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 13 04 00 00 48 ba 00 00 00 00 00 fc ff df 49 8b [ 27.987588][ T12] RSP: 0018:ffff8881da20ee10 EFLAGS: 00010206 [ 27.993642][ T12] RAX: dffffc0000000000 RBX: ffff8881d2d40000 RCX: ffffffff8459833e [ 28.001756][ T12] RDX: 0000000000000006 RSI: ffffffff8459862e RDI: ffff8881d2aee610 [ 28.009868][ T12] RBP: ffff8881d2aee600 R08: ffff8881da1f9800 R09: ffffed103b64677c [ 28.017860][ T12] R10: ffffed103b64677b R11: ffff8881db233bdb R12: ffff8881d2d40000 [ 28.025838][ T12] R13: 0000000000000000 R14: ffff8881d4ec4ab0 R15: 0000000000000000 [ 28.033974][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 28.042920][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.049670][ T12] CR2: 00007f2fc6afa518 CR3: 00000001d099d000 CR4: 00000000001406f0 [ 28.057665][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.065627][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.073612][ T12] Kernel panic - not syncing: Fatal exception [ 28.080700][ T12] Kernel Offset: disabled [ 28.085021][ T12] Rebooting in 86400 seconds..