[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. [ 17.223724][ 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 '10.128.0.154' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 54.874354][ T100] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.114218][ T100] usb 1-1: Using ep0 maxpacket: 32 [ 55.234371][ T100] usb 1-1: config 0 has an invalid interface number: 182 but max is 0 [ 55.243170][ T100] usb 1-1: config 0 has no interface number 0 [ 55.249604][ T100] usb 1-1: config 0 interface 182 altsetting 0 endpoint 0xF has wMaxPacketSize 0, skipping [ 55.259879][ T100] usb 1-1: config 0 interface 182 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 55.272156][ T100] usb 1-1: config 0 interface 182 altsetting 0 endpoint 0x83 has wMaxPacketSize 0, skipping [ 55.283232][ T100] usb 1-1: New USB device found, idVendor=1286, idProduct=204a, bcdDevice=ab.08 [ 55.292977][ T100] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.303386][ T100] usb 1-1: config 0 descriptor?? [ 55.324641][ T1722] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 executing program [ 55.594392][ T100] usb 1-1: string descriptor 0 read error: -71 [ 55.608918][ T100] usb 1-1: USB disconnect, device number 2 [ 55.622301][ T5] usb 1-1: Direct firmware load for mrvl/usb8801_uapsta.bin failed with error -2 [ 55.632406][ T5] usb 1-1: Failed to get firmware mrvl/usb8801_uapsta.bin [ 55.640226][ T5] usb 1-1: info: _mwifiex_fw_dpc: unregister device [ 55.647236][ T5] INFO: trying to register non-static key. [ 55.653143][ T5] the code is fine but needs lockdep annotation. [ 55.659558][ T5] turning off the locking correctness validator. [ 55.665997][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.5.0-rc1-syzkaller #0 [ 55.674042][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.684696][ T5] Workqueue: events request_firmware_work_func [ 55.691506][ T5] Call Trace: [ 55.695253][ T5] dump_stack+0xef/0x16e [ 55.699774][ T5] register_lock_class+0x1022/0x11d0 [ 55.705071][ T5] ? ret_from_fork+0x24/0x30 [ 55.709683][ T5] ? is_dynamic_key+0x1b0/0x1b0 [ 55.714658][ T5] ? stack_trace_save+0x9f/0xe0 [ 55.719596][ T5] __lock_acquire+0xfc/0x3b60 [ 55.724442][ T5] ? kthread+0x318/0x420 [ 55.728688][ T5] ? mark_held_locks+0xe0/0xe0 [ 55.733699][ T5] ? _cond_resched+0x10/0x20 [ 55.738408][ T5] ? usb_kill_urb+0x198/0x2c0 [ 55.743093][ T5] lock_acquire+0x127/0x320 [ 55.747607][ T5] ? try_to_del_timer_sync+0x110/0x110 [ 55.753046][ T5] del_timer_sync+0x3a/0x130 [ 55.758177][ T5] ? try_to_del_timer_sync+0x110/0x110 [ 55.763621][ T5] mwifiex_unregister_dev+0x416/0x690 [ 55.768984][ T5] _mwifiex_fw_dpc+0x5a4/0xde0 [ 55.773742][ T5] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 55.780059][ T5] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 55.785995][ T5] ? _request_firmware+0x8eb/0x1140 [ 55.791238][ T5] ? kfree+0xda/0x310 [ 55.795407][ T5] ? _request_firmware+0x10b/0x1140 [ 55.800868][ T5] ? assign_fw+0x570/0x570 [ 55.805276][ T5] ? find_held_lock+0x2d/0x110 [ 55.810288][ T5] ? mark_held_locks+0xe0/0xe0 [ 55.815431][ T5] ? _mwifiex_fw_dpc+0xde0/0xde0 [ 55.820594][ T5] request_firmware_work_func+0x126/0x242 [ 55.826399][ T5] ? request_firmware_into_buf+0x90/0x90 [ 55.832111][ T5] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 55.837660][ T5] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 55.842925][ T5] process_one_work+0x92b/0x1530 [ 55.848552][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 55.854008][ T5] ? do_raw_spin_lock+0x11a/0x280 [ 55.859198][ T5] worker_thread+0x96/0xe20 [ 55.863844][ T5] ? process_one_work+0x1530/0x1530 [ 55.869037][ T5] kthread+0x318/0x420 [ 55.873183][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 55.878888][ T5] ret_from_fork+0x24/0x30 [ 55.883531][ T5] ------------[ cut here ]------------ [ 55.889016][ T5] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 55.899365][ T5] WARNING: CPU: 0 PID: 5 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 55.909196][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 55.915876][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.5.0-rc1-syzkaller #0 [ 55.924384][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.934940][ T5] Workqueue: events request_firmware_work_func [ 55.941185][ T5] Call Trace: [ 55.944678][ T5] dump_stack+0xef/0x16e [ 55.948969][ T5] ? debug_print_object+0xf0/0x250 [ 55.955119][ T5] panic+0x2aa/0x6e1 [ 55.959349][ T5] ? add_taint.cold+0x16/0x16 [ 55.964010][ T5] ? __probe_kernel_read+0x188/0x1d0 [ 55.970933][ T5] ? __warn.cold+0x14/0x30 [ 55.975542][ T5] ? __warn+0xd5/0x1c8 [ 55.979777][ T5] ? debug_print_object+0x160/0x250 [ 55.985050][ T5] __warn.cold+0x2f/0x30 [ 55.989385][ T5] ? debug_print_object+0x160/0x250 [ 55.994568][ T5] report_bug+0x27b/0x2f0 [ 55.999282][ T5] do_error_trap+0x12b/0x1e0 [ 56.004099][ T5] ? debug_print_object+0x160/0x250 [ 56.009471][ T5] do_invalid_op+0x32/0x40 [ 56.014367][ T5] ? debug_print_object+0x160/0x250 [ 56.019558][ T5] invalid_op+0x23/0x30 [ 56.023876][ T5] RIP: 0010:debug_print_object+0x160/0x250 [ 56.029756][ T5] Code: dd a0 00 db 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd a0 00 db 85 48 c7 c7 40 f6 da 85 e8 f8 b6 2b ff <0f> 0b 83 05 db 7b bf 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 56.049734][ T5] RSP: 0018:ffff8881da1df8d8 EFLAGS: 00010286 [ 56.055936][ T5] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 56.063896][ T5] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b43bf0d [ 56.072295][ T5] RBP: 0000000000000001 R08: ffff8881da196200 R09: fffffbfff0ddeb0d [ 56.080365][ T5] R10: fffffbfff0ddeb0c R11: ffffffff86ef5863 R12: ffffffff86f0c2c0 [ 56.088549][ T5] R13: ffffffff812f79a0 R14: 1ffff1103b43bf28 R15: ffff8881c4c722f8 [ 56.096781][ T5] ? calc_wheel_index+0x220/0x220 [ 56.101999][ T5] ? vprintk_func+0x7d/0x113 [ 56.106781][ T5] ? debug_print_object+0x160/0x250 [ 56.112536][ T5] debug_object_assert_init+0x23a/0x2f0 [ 56.118423][ T5] ? debug_object_free+0x340/0x340 [ 56.123628][ T5] ? trace_hardirqs_on_caller+0x5a/0x1e0 [ 56.130350][ T5] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.136151][ T5] try_to_del_timer_sync+0x6d/0x110 [ 56.141515][ T5] ? del_timer+0x100/0x100 [ 56.146015][ T5] ? trace_hardirqs_on+0x55/0x1e0 [ 56.151424][ T5] ? del_timer_sync+0x115/0x130 [ 56.156534][ T5] del_timer_sync+0xe4/0x130 [ 56.161147][ T5] mwifiex_unregister_dev+0x416/0x690 [ 56.166534][ T5] _mwifiex_fw_dpc+0x5a4/0xde0 [ 56.172028][ T5] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 56.178559][ T5] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 56.184013][ T5] ? _request_firmware+0x8eb/0x1140 [ 56.189338][ T5] ? kfree+0xda/0x310 [ 56.193439][ T5] ? _request_firmware+0x10b/0x1140 [ 56.199208][ T5] ? assign_fw+0x570/0x570 [ 56.203702][ T5] ? find_held_lock+0x2d/0x110 [ 56.208464][ T5] ? mark_held_locks+0xe0/0xe0 [ 56.213238][ T5] ? _mwifiex_fw_dpc+0xde0/0xde0 [ 56.218168][ T5] request_firmware_work_func+0x126/0x242 [ 56.223902][ T5] ? request_firmware_into_buf+0x90/0x90 [ 56.229737][ T5] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.235497][ T5] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 56.241206][ T5] process_one_work+0x92b/0x1530 [ 56.246477][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.252620][ T5] ? do_raw_spin_lock+0x11a/0x280 [ 56.258078][ T5] worker_thread+0x96/0xe20 [ 56.262590][ T5] ? process_one_work+0x1530/0x1530 [ 56.267886][ T5] kthread+0x318/0x420 [ 56.271972][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 56.277425][ T5] ret_from_fork+0x24/0x30 [ 56.283458][ T5] Kernel Offset: disabled [ 56.288368][ T5] Rebooting in 86400 seconds..