[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. [ 16.423284][ 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 '10.128.15.226' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 44.932250][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 45.172126][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 45.292321][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 45.303332][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 45.316193][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 45.325269][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.335826][ T12] usb 1-1: config 0 descriptor?? [ 45.816307][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.823588][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.830775][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.837984][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.845203][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.852420][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.859574][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.870347][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.877531][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.884752][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.891966][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.899196][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.906435][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.913650][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.920873][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.928065][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.935255][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.942452][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.949591][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.956785][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.964109][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.971236][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.978496][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.985975][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 45.993153][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.000291][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.007498][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 executing program [ 46.014956][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.022220][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.029394][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.036688][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.044439][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.051572][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.058778][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.065945][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.073147][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.080294][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.087482][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.094640][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.102101][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.109262][ T12] logitech 0003:046D:CA04.0001: unknown main item tag 0x0 [ 46.119384][ T12] logitech 0003:046D:CA04.0001: hidraw0: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 46.130750][ T12] logitech 0003:046D:CA04.0001: not enough fields in HID_OUTPUT_REPORT 0 [ 46.141672][ T12] usb 1-1: USB disconnect, device number 2 [ 46.502151][ T12] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 46.742158][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 46.862260][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 46.873187][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 46.886050][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 46.895128][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 46.904773][ T12] usb 1-1: config 0 descriptor?? [ 47.383276][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.390452][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.397773][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.404944][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.412168][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.419363][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.426596][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.433789][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.440906][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.448357][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.455592][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.462814][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.469947][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.477179][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.484366][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.491535][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.498754][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.505919][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.513114][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.520236][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.527466][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.534806][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.541981][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.549215][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.556392][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.563604][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.570744][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 executing program [ 47.577963][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.585164][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.592372][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.599717][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.606940][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.614099][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.621335][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.628632][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.635862][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.643199][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.650323][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.657516][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.664682][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.672191][ T12] logitech 0003:046D:CA04.0002: unknown main item tag 0x0 [ 47.680680][ T12] logitech 0003:046D:CA04.0002: hidraw1: USB HID v0.00 Device [HID 046d:ca04] on usb-dummy_hcd.0-1/input0 [ 47.692075][ T12] logitech 0003:046D:CA04.0002: not enough fields in HID_OUTPUT_REPORT 0 [ 47.701779][ T12] usb 1-1: USB disconnect, device number 3 [ 48.052159][ T12] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 48.292124][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 48.412253][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 48.423306][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 48.436248][ T12] usb 1-1: New USB device found, idVendor=046d, idProduct=ca04, bcdDevice= 0.00 [ 48.445562][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.455002][ T12] usb 1-1: config 0 descriptor?? [ 48.923351][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.930550][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.937779][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.945057][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.952266][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.959401][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.966605][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.974174][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.981360][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.990563][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 48.997770][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.004973][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.012601][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.019734][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.026934][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.034330][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.041464][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.048767][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.056056][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.063248][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.070528][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.077825][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.084990][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.092326][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.099476][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.106783][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.113981][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.121104][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.122621][ T1735] ================================================================== [ 49.128385][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.136537][ T1735] BUG: KASAN: use-after-free in usbhid_power+0xca/0xe0 [ 49.136562][ T1735] Read of size 8 at addr ffff8881d23d4008 by task syz-executor629/1735 [ 49.143766][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.150512][ T1735] [ 49.150542][ T1735] CPU: 1 PID: 1735 Comm: syz-executor629 Not tainted 5.3.0-rc4+ #26 [ 49.158857][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.166121][ T1735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.166128][ T1735] Call Trace: [ 49.166183][ T1735] dump_stack+0xca/0x13e [ 49.166204][ T1735] ? usbhid_power+0xca/0xe0 [ 49.168549][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.176504][ T1735] ? usbhid_power+0xca/0xe0 [ 49.176554][ T1735] print_address_description+0x6a/0x32c [ 49.176572][ T1735] ? usbhid_power+0xca/0xe0 [ 49.183784][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.193758][ T1735] ? usbhid_power+0xca/0xe0 [ 49.193773][ T1735] __kasan_report.cold+0x1a/0x33 [ 49.193785][ T1735] ? usbhid_power+0xca/0xe0 [ 49.193796][ T1735] kasan_report+0xe/0x12 [ 49.193816][ T1735] usbhid_power+0xca/0xe0 [ 49.197120][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.201340][ T1735] hidraw_open+0x20d/0x740 [ 49.205902][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.212918][ T1735] ? usbhid_output_report+0x290/0x290 [ 49.212936][ T1735] ? hidraw_ioctl+0xae0/0xae0 [ 49.212970][ T1735] chrdev_open+0x219/0x5c0 [ 49.212984][ T1735] ? cdev_put.part.0+0x50/0x50 [ 49.213004][ T1735] do_dentry_open+0x494/0x1120 [ 49.217510][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.223033][ T1735] ? cdev_put.part.0+0x50/0x50 [ 49.223047][ T1735] ? chmod_common+0x3c0/0x3c0 [ 49.223077][ T1735] ? inode_owner_or_capable+0x17a/0x1e0 [ 49.223096][ T1735] path_openat+0x1430/0x3f50 [ 49.227609][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.234706][ T1735] ? save_stack+0x1b/0x80 [ 49.234720][ T1735] ? do_sys_open+0x294/0x580 [ 49.234753][ T1735] ? do_syscall_64+0xb7/0x580 [ 49.234776][ T1735] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 49.239291][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.244225][ T1735] ? __lock_acquire+0x145e/0x3b50 [ 49.244241][ T1735] do_filp_open+0x1a1/0x280 [ 49.244262][ T1735] ? may_open_dev+0xf0/0xf0 [ 49.248775][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.252985][ T1735] ? __alloc_fd+0x46d/0x600 [ 49.253010][ T1735] ? do_raw_spin_lock+0x11a/0x280 [ 49.253020][ T1735] ? do_raw_spin_unlock+0x50/0x220 [ 49.253041][ T1735] ? _raw_spin_unlock+0x1f/0x30 [ 49.253057][ T1735] ? __alloc_fd+0x46d/0x600 [ 49.257398][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.264488][ T1735] do_sys_open+0x3c0/0x580 [ 49.264503][ T1735] ? filp_open+0x70/0x70 [ 49.264533][ T1735] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 49.264553][ T1735] do_syscall_64+0xb7/0x580 [ 49.268979][ T12] logitech 0003:046D:CA04.0003: unknown main item tag 0x0 [ 49.276243][ T1735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.276254][ T1735] RIP: 0033:0x4019b0 [ 49.276268][ T1735] Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 1d 5d 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 49.276275][ T1735] RSP: 002b:00007ffd7cbd6458 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 49.276295][ T1735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004019b0 [ 49.483892][ T1735] RDX: 0000000000000000 RSI: 0000000000040000 RDI: 00007ffd7cbd6460 [ 49.491863][ T1735] RBP: 6666666666666667 R08: 000000000000000f R09: 0000000000000000 [ 49.499828][ T1735] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004029d0 [ 49.507800][ T1735] R13: 0000000000402a60 R14: 0000000000000000 R15: 0000000000000000 [ 49.515767][ T1735] [ 49.518081][ T1735] Allocated by task 238: [ 49.522317][ T1735] save_stack+0x1b/0x80 [ 49.526471][ T1735] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 49.532108][ T1735] __kmalloc_node_track_caller+0xfc/0x380 [ 49.537884][ T1735] __kmalloc_reserve.isra.0+0x39/0xe0 [ 49.543246][ T1735] __alloc_skb+0xef/0x5a0 [ 49.547586][ T1735] netlink_sendmsg+0x8cd/0xcc0 [ 49.552346][ T1735] sock_sendmsg+0xcf/0x120 [ 49.556802][ T1735] ___sys_sendmsg+0x803/0x920 [ 49.561479][ T1735] __sys_sendmsg+0xec/0x1b0 [ 49.565974][ T1735] do_syscall_64+0xb7/0x580 [ 49.570463][ T1735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.576338][ T1735] [ 49.578655][ T1735] Freed by task 1703: [ 49.582666][ T1735] save_stack+0x1b/0x80 [ 49.586813][ T1735] __kasan_slab_free+0x130/0x180 [ 49.591776][ T1735] kfree+0xe4/0x2f0 [ 49.595574][ T1735] skb_free_head+0x8b/0xa0 [ 49.599998][ T1735] skb_release_data+0x41f/0x7c0 [ 49.604848][ T1735] skb_release_all+0x46/0x60 [ 49.609439][ T1735] consume_skb+0xd9/0x320 [ 49.613805][ T1735] skb_free_datagram+0x16/0xf0 [ 49.618570][ T1735] netlink_recvmsg+0x65e/0xee0 [ 49.623324][ T1735] sock_recvmsg+0xca/0x110 [ 49.627723][ T1735] ___sys_recvmsg+0x271/0x5a0 [ 49.632386][ T1735] __sys_recvmsg+0xe9/0x1b0 [ 49.636883][ T1735] do_syscall_64+0xb7/0x580 [ 49.641473][ T1735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.647344][ T1735] [ 49.649660][ T1735] The buggy address belongs to the object at ffff8881d23d4000 [ 49.649660][ T1735] which belongs to the cache kmalloc-1k of size 1024 [ 49.663716][ T1735] The buggy address is located 8 bytes inside of [ 49.663716][ T1735] 1024-byte region [ffff8881d23d4000, ffff8881d23d4400) [ 49.676894][ T1735] The buggy address belongs to the page: [ 49.682647][ T1735] page:ffffea000748f500 refcount:1 mapcount:0 mapping:ffff8881da002280 index:0x0 compound_mapcount: 0 [ 49.693579][ T1735] flags: 0x200000000010200(slab|head) [ 49.698941][ T1735] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da002280 [ 49.707583][ T1735] raw: 0000000000000000 00000000000e000e 00000001ffffffff 0000000000000000 [ 49.716297][ T1735] page dumped because: kasan: bad access detected [ 49.722699][ T1735] [ 49.725192][ T1735] Memory state around the buggy address: [ 49.730825][ T1735] ffff8881d23d3f00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 49.738890][ T1735] ffff8881d23d3f80: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 49.747079][ T1735] >ffff8881d23d4000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 49.755209][ T1735] ^ [ 49.759544][ T1735] ffff8881d23d4080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 49.767730][ T1735] ffff8881d23d4100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 49.775887][ T1735] ================================================================== [ 49.783947][ T1735] Disabling lock debugging due to kernel taint [ 49.790329][ T1735] Kernel panic - not syncing: panic_on_warn set ... [ 49.797244][ T1735] CPU: 1 PID: 1735 Comm: syz-executor629 Tainted: G B 5.3.0-rc4+ #26 [ 49.806604][ T1735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.816649][ T1735] Call Trace: [ 49.819935][ T1735] dump_stack+0xca/0x13e [ 49.824194][ T1735] panic+0x2a3/0x6da [ 49.828140][ T1735] ? add_taint.cold+0x16/0x16 [ 49.832821][ T1735] ? retint_kernel+0x10/0x10 [ 49.837404][ T1735] ? trace_hardirqs_on+0x55/0x1e0 [ 49.842413][ T1735] ? usbhid_power+0xca/0xe0 [ 49.846895][ T1735] end_report+0x43/0x49 [ 49.851041][ T1735] ? usbhid_power+0xca/0xe0 [ 49.855529][ T1735] __kasan_report.cold+0xd/0x33 [ 49.860362][ T1735] ? usbhid_power+0xca/0xe0 [ 49.864843][ T1735] kasan_report+0xe/0x12 [ 49.869073][ T1735] usbhid_power+0xca/0xe0 [ 49.873392][ T1735] hidraw_open+0x20d/0x740 [ 49.877798][ T1735] ? usbhid_output_report+0x290/0x290 [ 49.883292][ T1735] ? hidraw_ioctl+0xae0/0xae0 [ 49.887960][ T1735] chrdev_open+0x219/0x5c0 [ 49.892428][ T1735] ? cdev_put.part.0+0x50/0x50 [ 49.897184][ T1735] do_dentry_open+0x494/0x1120 [ 49.901944][ T1735] ? cdev_put.part.0+0x50/0x50 [ 49.906773][ T1735] ? chmod_common+0x3c0/0x3c0 [ 49.911442][ T1735] ? inode_owner_or_capable+0x17a/0x1e0 [ 49.916970][ T1735] path_openat+0x1430/0x3f50 [ 49.921549][ T1735] ? save_stack+0x1b/0x80 [ 49.925863][ T1735] ? do_sys_open+0x294/0x580 [ 49.930440][ T1735] ? do_syscall_64+0xb7/0x580 [ 49.935111][ T1735] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 49.940471][ T1735] ? __lock_acquire+0x145e/0x3b50 [ 49.945488][ T1735] do_filp_open+0x1a1/0x280 [ 49.950000][ T1735] ? may_open_dev+0xf0/0xf0 [ 49.954486][ T1735] ? __alloc_fd+0x46d/0x600 [ 49.958970][ T1735] ? do_raw_spin_lock+0x11a/0x280 [ 49.963978][ T1735] ? do_raw_spin_unlock+0x50/0x220 [ 49.969074][ T1735] ? _raw_spin_unlock+0x1f/0x30 [ 49.974020][ T1735] ? __alloc_fd+0x46d/0x600 [ 49.978514][ T1735] do_sys_open+0x3c0/0x580 [ 49.982918][ T1735] ? filp_open+0x70/0x70 [ 49.987160][ T1735] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 49.992877][ T1735] do_syscall_64+0xb7/0x580 [ 49.997365][ T1735] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.003281][ T1735] RIP: 0033:0x4019b0 [ 50.007163][ T1735] Code: 01 f0 ff ff 0f 83 c0 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 1d 5d 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 94 0b 00 00 c3 48 83 ec 08 e8 fa 00 00 00 [ 50.026897][ T1735] RSP: 002b:00007ffd7cbd6458 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 50.035346][ T1735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004019b0 [ 50.043311][ T1735] RDX: 0000000000000000 RSI: 0000000000040000 RDI: 00007ffd7cbd6460 [ 50.051273][ T1735] RBP: 6666666666666667 R08: 000000000000000f R09: 0000000000000000 [ 50.059336][ T1735] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004029d0 [ 50.067310][ T1735] R13: 0000000000402a60 R14: 0000000000000000 R15: 0000000000000000 [ 50.075720][ T1735] Kernel Offset: disabled [ 50.080049][ T1735] Rebooting in 86400 seconds..