[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. [ 13.828085][ C1] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.346867][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 42.437068][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 42.557380][ T12] usb 1-1: config 0 has an invalid interface number: 196 but max is 0 [ 42.565646][ T12] usb 1-1: config 0 has no interface number 0 [ 42.571892][ T12] usb 1-1: config 0 interface 196 altsetting 0 endpoint 0x85 has an invalid bInterval 0, changing to 7 [ 42.582940][ T12] usb 1-1: New USB device found, idVendor=1286, idProduct=2042, bcdDevice=9b.65 [ 42.591978][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.601449][ T12] usb 1-1: config 0 descriptor?? executing program [ 42.886891][ T12] usb 1-1: string descriptor 0 read error: -71 [ 42.899140][ T12] usb 1-1: USB disconnect, device number 2 [ 42.923122][ T103] usb 1-1: Direct firmware load for mrvl/usb8766_uapsta.bin failed with error -2 [ 42.932314][ T103] usb 1-1: Failed to get firmware mrvl/usb8766_uapsta.bin [ 42.939460][ T103] usb 1-1: info: _mwifiex_fw_dpc: unregister device [ 42.946039][ T103] INFO: trying to register non-static key. [ 42.951813][ T103] the code is fine but needs lockdep annotation. [ 42.958153][ T103] turning off the locking correctness validator. [ 42.964455][ T103] CPU: 0 PID: 103 Comm: kworker/0:3 Not tainted 5.6.0-rc3-syzkaller #0 [ 42.972662][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.982711][ T103] Workqueue: events request_firmware_work_func [ 42.988836][ T103] Call Trace: [ 42.992104][ T103] dump_stack+0xef/0x16e [ 42.996323][ T103] register_lock_class+0x1022/0x11d0 [ 43.001584][ T103] ? ret_from_fork+0x24/0x30 [ 43.006171][ T103] ? is_dynamic_key+0x1b0/0x1b0 [ 43.010995][ T103] __lock_acquire+0xfc/0x3b60 [ 43.015659][ T103] ? save_stack+0x4c/0x80 [ 43.019971][ T103] ? ret_from_fork+0x24/0x30 [ 43.024541][ T103] ? mark_held_locks+0xe0/0xe0 [ 43.029282][ T103] ? _cond_resched+0x10/0x20 [ 43.033908][ T103] ? usb_kill_urb+0x198/0x2c0 [ 43.038565][ T103] lock_acquire+0x130/0x340 [ 43.043042][ T103] ? try_to_del_timer_sync+0x110/0x110 [ 43.048505][ T103] del_timer_sync+0x3a/0x130 [ 43.053074][ T103] ? try_to_del_timer_sync+0x110/0x110 [ 43.058508][ T103] mwifiex_unregister_dev+0x416/0x690 [ 43.063852][ T103] _mwifiex_fw_dpc+0x732/0xe00 [ 43.068592][ T103] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 43.074893][ T103] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 43.080365][ T103] ? _request_firmware+0x935/0x1210 [ 43.085574][ T103] ? kfree+0xd5/0x300 [ 43.089529][ T103] ? _request_firmware+0x10b/0x1210 [ 43.094707][ T103] ? assign_fw+0x480/0x480 [ 43.099098][ T103] ? find_held_lock+0x2d/0x110 [ 43.103834][ T103] ? mark_held_locks+0xe0/0xe0 [ 43.108569][ T103] ? _mwifiex_fw_dpc+0xe00/0xe00 [ 43.113484][ T103] request_firmware_work_func+0x126/0x242 [ 43.119179][ T103] ? request_firmware_into_buf+0x90/0x90 [ 43.124785][ T103] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.130314][ T103] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.135586][ T103] process_one_work+0x94b/0x1620 [ 43.140523][ T103] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.145923][ T103] ? do_raw_spin_lock+0x129/0x290 [ 43.150933][ T103] worker_thread+0x96/0xe20 [ 43.155412][ T103] ? process_one_work+0x1620/0x1620 [ 43.160586][ T103] kthread+0x318/0x420 [ 43.164631][ T103] ? kthread_create_on_node+0xf0/0xf0 [ 43.172321][ T103] ret_from_fork+0x24/0x30 [ 43.176841][ T103] ------------[ cut here ]------------ [ 43.182296][ T103] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 43.192055][ T103] WARNING: CPU: 0 PID: 103 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 43.201664][ T103] Kernel panic - not syncing: panic_on_warn set ... [ 43.208225][ T103] CPU: 0 PID: 103 Comm: kworker/0:3 Not tainted 5.6.0-rc3-syzkaller #0 [ 43.216466][ T103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.226509][ T103] Workqueue: events request_firmware_work_func [ 43.232634][ T103] Call Trace: [ 43.235903][ T103] dump_stack+0xef/0x16e [ 43.240121][ T103] ? debug_print_object+0x100/0x250 [ 43.245293][ T103] panic+0x2aa/0x6e1 [ 43.249164][ T103] ? add_taint.cold+0x16/0x16 [ 43.253821][ T103] ? __probe_kernel_read+0x188/0x1d0 [ 43.259079][ T103] ? __warn.cold+0x14/0x30 [ 43.263501][ T103] ? __warn+0xd5/0x1c8 [ 43.267545][ T103] ? debug_print_object+0x160/0x250 [ 43.272716][ T103] __warn.cold+0x2f/0x30 [ 43.276972][ T103] ? debug_print_object+0x160/0x250 [ 43.282145][ T103] report_bug+0x27b/0x2f0 [ 43.286469][ T103] do_error_trap+0x12b/0x1e0 [ 43.291047][ T103] ? debug_print_object+0x160/0x250 [ 43.296233][ T103] do_invalid_op+0x32/0x40 [ 43.300624][ T103] ? debug_print_object+0x160/0x250 [ 43.305841][ T103] invalid_op+0x23/0x30 [ 43.309974][ T103] RIP: 0010:debug_print_object+0x160/0x250 [ 43.315754][ T103] Code: dd c0 34 fc 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd c0 34 fc 85 48 c7 c7 00 29 fc 85 e8 38 22 29 ff <0f> 0b 83 05 2b 43 fb 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 43.335332][ T103] RSP: 0018:ffff8881d48478c8 EFLAGS: 00010282 [ 43.341373][ T103] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 43.349317][ T103] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103a908f0b [ 43.357276][ T103] RBP: 0000000000000001 R08: ffff8881d4ea1880 R09: fffffbfff0e1fbe1 [ 43.365229][ T103] R10: fffffbfff0e1fbe0 R11: ffffffff870fdf03 R12: ffffffff87117580 [ 43.373186][ T103] R13: ffffffff812f9340 R14: 1ffff1103a908f26 R15: ffff8881cd49c2f8 [ 43.381157][ T103] ? calc_wheel_index+0x220/0x220 [ 43.386162][ T103] ? vprintk_func+0x7d/0x113 [ 43.390733][ T103] ? debug_print_object+0x160/0x250 [ 43.395905][ T103] debug_object_assert_init+0x23a/0x2f0 [ 43.401422][ T103] ? debug_object_free+0x340/0x340 [ 43.406509][ T103] ? trace_hardirqs_on_caller+0x5a/0x210 [ 43.412146][ T103] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 43.417580][ T103] try_to_del_timer_sync+0x6d/0x110 [ 43.422753][ T103] ? del_timer+0x100/0x100 [ 43.427144][ T103] ? trace_hardirqs_on+0x55/0x200 [ 43.432140][ T103] ? del_timer_sync+0x115/0x130 [ 43.437000][ T103] del_timer_sync+0xe4/0x130 [ 43.441568][ T103] mwifiex_unregister_dev+0x416/0x690 [ 43.446964][ T103] _mwifiex_fw_dpc+0x732/0xe00 [ 43.451753][ T103] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 43.458061][ T103] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 43.463612][ T103] ? _request_firmware+0x935/0x1210 [ 43.468786][ T103] ? kfree+0xd5/0x300 [ 43.472746][ T103] ? _request_firmware+0x10b/0x1210 [ 43.477927][ T103] ? assign_fw+0x480/0x480 [ 43.482322][ T103] ? find_held_lock+0x2d/0x110 [ 43.487062][ T103] ? mark_held_locks+0xe0/0xe0 [ 43.491798][ T103] ? _mwifiex_fw_dpc+0xe00/0xe00 [ 43.496710][ T103] request_firmware_work_func+0x126/0x242 [ 43.502408][ T103] ? request_firmware_into_buf+0x90/0x90 [ 43.508017][ T103] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.513537][ T103] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.518864][ T103] process_one_work+0x94b/0x1620 [ 43.523830][ T103] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.529218][ T103] ? do_raw_spin_lock+0x129/0x290 [ 43.534238][ T103] worker_thread+0x96/0xe20 [ 43.538723][ T103] ? process_one_work+0x1620/0x1620 [ 43.543903][ T103] kthread+0x318/0x420 [ 43.547948][ T103] ? kthread_create_on_node+0xf0/0xf0 [ 43.553293][ T103] ret_from_fork+0x24/0x30 [ 43.558312][ T103] Kernel Offset: disabled [ 43.562624][ T103] Rebooting in 86400 seconds..