Warning: Permanently added '10.128.1.21' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.226880][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 23.317020][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 23.436793][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 23.447836][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 23.457676][ T83] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 23.470571][ T83] usb 1-1: New USB device found, idVendor=05ac, idProduct=1440, bcdDevice= 0.00 [ 23.479707][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 23.489414][ T83] usb 1-1: config 0 descriptor?? [ 23.970282][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 23.978640][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 23.986310][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 23.993427][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.000558][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.007734][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.014819][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.021998][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.029156][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.036276][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.043327][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.050457][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.057593][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.064636][ T83] appleir 0003:05AC:1440.0001: unknown main item tag 0x0 [ 24.073796][ T83] input: HID 05ac:1440 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/0003:05AC:1440.0001/input/input5 [ 24.151675][ T83] appleir 0003:05AC:1440.0001: input,hiddev0,hidraw0: USB HID v0.00 Device [HID 05ac:1440] on usb-dummy_hcd.0-1/input0 [ 24.166948][ T353] ================================================================== [ 24.175156][ T353] BUG: KASAN: slab-out-of-bounds in hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.184001][ T353] Write of size 4 at addr ffff8881cd03ca58 by task syz-executor227/353 [ 24.192233][ T353] [ 24.194549][ T353] CPU: 1 PID: 353 Comm: syz-executor227 Not tainted 5.7.0-rc1-syzkaller #0 [ 24.203240][ T353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.213294][ T353] Call Trace: [ 24.216604][ T353] dump_stack+0xef/0x16e [ 24.220850][ T353] print_address_description.constprop.0.cold+0xd3/0x314 [ 24.227877][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.233865][ T353] __kasan_report.cold+0x37/0x92 [ 24.238800][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.244767][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.250730][ T353] kasan_report+0x33/0x50 [ 24.255075][ T353] hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.260869][ T353] ? hiddev_hid_event+0x2c0/0x2c0 [ 24.265918][ T353] ? usbhid_init_reports+0x124/0x320 [ 24.271196][ T353] hiddev_ioctl+0x79b/0x1550 [ 24.275821][ T353] ? hiddev_ioctl_string.isra.0+0x1f0/0x1f0 [ 24.281706][ T353] ? do_sys_openat2+0x46c/0x7d0 [ 24.286548][ T353] ? file_open_root+0x400/0x400 [ 24.291386][ T353] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.297005][ T353] ? do_sys_open+0xc3/0x140 [ 24.301501][ T353] ? filp_open+0x70/0x70 [ 24.305737][ T353] ? hiddev_ioctl_string.isra.0+0x1f0/0x1f0 [ 24.311621][ T353] ksys_ioctl+0x11a/0x180 [ 24.315944][ T353] __x64_sys_ioctl+0x6f/0xb0 [ 24.320527][ T353] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 24.325797][ T353] do_syscall_64+0xb6/0x5a0 [ 24.330460][ T353] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.336340][ T353] RIP: 0033:0x444d19 [ 24.340218][ T353] 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 [ 24.359810][ T353] RSP: 002b:00007fff559d6318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 24.368297][ T353] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000444d19 [ 24.376305][ T353] RDX: 0000000020000000 RSI: 000000004018480c RDI: 0000000000000004 [ 24.384275][ T353] RBP: 00000000006cf018 R08: 9188084ba2bfac07 R09: 00000000004002e0 [ 24.392246][ T353] R10: 000000000000000f R11: 0000000000000246 R12: 00000000004029c0 [ 24.400219][ T353] R13: 0000000000402a50 R14: 0000000000000000 R15: 0000000000000000 [ 24.408176][ T353] [ 24.410496][ T353] The buggy address belongs to the page: [ 24.416116][ T353] page:ffffea0007340c00 refcount:1 mapcount:0 mapping:000000009882e140 index:0x0 head:ffffea0007340c00 order:4 compound_mapcount:0 compound_pincount:0 [ 24.431303][ T353] flags: 0x200000000010000(head) [ 24.436238][ T353] raw: 0200000000010000 dead000000000100 dead000000000122 0000000000000000 [ 24.444809][ T353] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000 [ 24.453386][ T353] page dumped because: kasan: bad access detected [ 24.459786][ T353] [ 24.462100][ T353] Memory state around the buggy address: [ 24.467719][ T353] ffff8881cd03c900: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 24.475765][ T353] ffff8881cd03c980: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 24.483824][ T353] >ffff8881cd03ca00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 24.491923][ T353] ^ [ 24.498869][ T353] ffff8881cd03ca80: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 24.506927][ T353] ffff8881cd03cb00: fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe fe [ 24.514971][ T353] ================================================================== [ 24.523025][ T353] Disabling lock debugging due to kernel taint [ 24.529318][ T353] Kernel panic - not syncing: panic_on_warn set ... [ 24.535941][ T353] CPU: 1 PID: 353 Comm: syz-executor227 Tainted: G B 5.7.0-rc1-syzkaller #0 [ 24.545912][ T353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.556074][ T353] Call Trace: [ 24.559385][ T353] dump_stack+0xef/0x16e [ 24.563629][ T353] panic+0x2aa/0x6e1 [ 24.567511][ T353] ? add_taint.cold+0x16/0x16 [ 24.572178][ T353] ? retint_kernel+0x10/0x10 [ 24.576766][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.582725][ T353] ? trace_hardirqs_on+0x55/0x200 [ 24.587744][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.594658][ T353] end_report+0x4d/0x53 [ 24.598808][ T353] __kasan_report.cold+0x72/0x92 [ 24.603738][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.609717][ T353] ? hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.615809][ T353] kasan_report+0x33/0x50 [ 24.620167][ T353] hiddev_ioctl_usage.isra.0+0x1251/0x13b0 [ 24.625983][ T353] ? hiddev_hid_event+0x2c0/0x2c0 [ 24.630990][ T353] ? usbhid_init_reports+0x124/0x320 [ 24.636263][ T353] hiddev_ioctl+0x79b/0x1550 [ 24.640845][ T353] ? hiddev_ioctl_string.isra.0+0x1f0/0x1f0 [ 24.646717][ T353] ? do_sys_openat2+0x46c/0x7d0 [ 24.652283][ T353] ? file_open_root+0x400/0x400 [ 24.657649][ T353] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.663208][ T353] ? do_sys_open+0xc3/0x140 [ 24.667703][ T353] ? filp_open+0x70/0x70 [ 24.671942][ T353] ? hiddev_ioctl_string.isra.0+0x1f0/0x1f0 [ 24.677835][ T353] ksys_ioctl+0x11a/0x180 [ 24.682155][ T353] __x64_sys_ioctl+0x6f/0xb0 [ 24.686729][ T353] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 24.692011][ T353] do_syscall_64+0xb6/0x5a0 [ 24.696517][ T353] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.702470][ T353] RIP: 0033:0x444d19 [ 24.706362][ T353] 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 [ 24.726090][ T353] RSP: 002b:00007fff559d6318 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 24.734486][ T353] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000444d19 [ 24.742455][ T353] RDX: 0000000020000000 RSI: 000000004018480c RDI: 0000000000000004 [ 24.750417][ T353] RBP: 00000000006cf018 R08: 9188084ba2bfac07 R09: 00000000004002e0 [ 24.758495][ T353] R10: 000000000000000f R11: 0000000000000246 R12: 00000000004029c0 [ 24.766460][ T353] R13: 0000000000402a50 R14: 0000000000000000 R15: 0000000000000000 [ 24.775065][ T353] Kernel Offset: disabled [ 24.779440][ T353] Rebooting in 86400 seconds..