[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.198' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 30.814417][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 31.174217][ T7] usb 1-1: too many endpoints for config 0 interface 0 altsetting 0: 253, using maximum allowed: 30 [ 31.185194][ T7] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 31.196104][ T7] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 31.205860][ T7] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 253 [ 31.218827][ T7] usb 1-1: New USB device found, idVendor=05ac, idProduct=8243, bcdDevice= 0.40 [ 31.227912][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.238445][ T7] usb 1-1: config 0 descriptor?? [ 31.716271][ T7] appleir 0003:05AC:8243.0001: No inputs registered, leaving [ 31.729805][ T7] appleir 0003:05AC:8243.0001: hiddev0,hidraw0: USB HID v0.00 Device [HID 05ac:8243] on usb-dummy_hcd.0-1/input0 [ 31.984008][ T4394] ------------[ cut here ]------------ [ 31.989564][ T4394] WARNING: CPU: 0 PID: 4394 at mm/page_alloc.c:4974 __alloc_pages_nodemask+0x569/0x690 [ 31.999201][ T4394] Modules linked in: [ 32.003084][ T4394] CPU: 0 PID: 4394 Comm: syz-executor446 Not tainted 5.11.0-rc1-syzkaller #0 [ 32.011850][ T4394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.021879][ T4394] RIP: 0010:__alloc_pages_nodemask+0x569/0x690 [ 32.028012][ T4394] Code: 00 00 0c 00 0f 85 94 00 00 00 4c 89 c2 44 89 e6 44 89 f7 c6 44 24 70 00 4c 89 6c 24 58 e8 0f da ff ff 49 89 c7 e9 2f fd ff ff <0f> 0b e9 f7 fd ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c [ 32.047601][ T4394] RSP: 0018:ffffc90000207b98 EFLAGS: 00010046 [ 32.053646][ T4394] RAX: 0000000000000000 RBX: 1ffff92000040f77 RCX: 0000000000000000 [ 32.061591][ T4394] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040a20 [ 32.069541][ T4394] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 32.077483][ T4394] R10: ffffffff8169a911 R11: 0000000000000000 R12: 0000000000000012 [ 32.085425][ T4394] R13: 0000000000000012 R14: 0000000000000000 R15: ffff8881020e2958 [ 32.093379][ T4394] FS: 0000000000fa6880(0000) GS:ffff8881f6a00000(0000) knlGS:0000000000000000 [ 32.102284][ T4394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.108843][ T4394] CR2: 0000557339925678 CR3: 000000010239d000 CR4: 00000000001506f0 [ 32.116791][ T4394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.124734][ T4394] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.132763][ T4394] Call Trace: [ 32.136017][ T4394] ? __alloc_pages_slowpath.constprop.0+0x2090/0x2090 [ 32.142756][ T4394] ? lock_acquire+0x288/0x700 [ 32.147408][ T4394] alloc_pages_current+0x18c/0x2a0 [ 32.152503][ T4394] ? __might_fault+0xd3/0x180 [ 32.157157][ T4394] kmalloc_order+0x2e/0xb0 [ 32.161562][ T4394] kmalloc_order_trace+0x14/0x110 [ 32.166570][ T4394] __usbhid_submit_report+0x56a/0xd50 [ 32.171927][ T4394] usbhid_request+0x7b/0xf0 [ 32.176413][ T4394] ? __usbhid_submit_report+0xd50/0xd50 [ 32.181939][ T4394] hiddev_ioctl+0x513/0x1630 [ 32.186511][ T4394] ? hiddev_ioctl_string.constprop.0.isra.0+0x1f0/0x1f0 [ 32.193421][ T4394] ? build_open_flags+0x680/0x680 [ 32.198415][ T4394] ? put_timespec64+0x120/0x120 [ 32.203240][ T4394] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 32.209452][ T4394] ? copy_kernel_to_fpregs+0x9e/0xe0 [ 32.214720][ T4394] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 32.220931][ T4394] ? hiddev_ioctl_string.constprop.0.isra.0+0x1f0/0x1f0 [ 32.227854][ T4394] __x64_sys_ioctl+0x193/0x200 [ 32.232590][ T4394] do_syscall_64+0x2d/0x40 [ 32.236986][ T4394] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.242856][ T4394] RIP: 0033:0x445cb9 [ 32.246733][ T4394] Code: e8 5c ad 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 cd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 32.266499][ T4394] RSP: 002b:00007fff01168048 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.274887][ T4394] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000445cb9 [ 32.282854][ T4394] RDX: 0000000020000040 RSI: 00000000400c4808 RDI: 0000000000000004 [ 32.290797][ T4394] RBP: 00000000006d0018 R08: 000000000000000b R09: 00000000004002e0 [ 32.298742][ T4394] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000402e60 [ 32.306685][ T4394] R13: 0000000000402ef0 R14: 0000000000000000 R15: 0000000000000000 [ 32.314633][ T4394] Kernel panic - not syncing: panic_on_warn set ... [ 32.321195][ T4394] CPU: 0 PID: 4394 Comm: syz-executor446 Not tainted 5.11.0-rc1-syzkaller #0 [ 32.329928][ T4394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.339962][ T4394] Call Trace: [ 32.343218][ T4394] dump_stack+0x107/0x163 [ 32.347523][ T4394] panic+0x306/0x73d [ 32.351393][ T4394] ? __warn_printk+0xf3/0xf3 [ 32.355961][ T4394] ? __warn.cold+0x1a/0x44 [ 32.360351][ T4394] ? __alloc_pages_nodemask+0x569/0x690 [ 32.365874][ T4394] __warn.cold+0x35/0x44 [ 32.370302][ T4394] ? __alloc_pages_nodemask+0x569/0x690 [ 32.375834][ T4394] report_bug+0x1bd/0x210 [ 32.380408][ T4394] handle_bug+0x3c/0x60 [ 32.384538][ T4394] exc_invalid_op+0x14/0x40 [ 32.389014][ T4394] asm_exc_invalid_op+0x12/0x20 [ 32.393838][ T4394] RIP: 0010:__alloc_pages_nodemask+0x569/0x690 [ 32.399985][ T4394] Code: 00 00 0c 00 0f 85 94 00 00 00 4c 89 c2 44 89 e6 44 89 f7 c6 44 24 70 00 4c 89 6c 24 58 e8 0f da ff ff 49 89 c7 e9 2f fd ff ff <0f> 0b e9 f7 fd ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c [ 32.419669][ T4394] RSP: 0018:ffffc90000207b98 EFLAGS: 00010046 [ 32.425735][ T4394] RAX: 0000000000000000 RBX: 1ffff92000040f77 RCX: 0000000000000000 [ 32.433682][ T4394] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040a20 [ 32.441737][ T4394] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 32.449700][ T4394] R10: ffffffff8169a911 R11: 0000000000000000 R12: 0000000000000012 [ 32.457654][ T4394] R13: 0000000000000012 R14: 0000000000000000 R15: ffff8881020e2958 [ 32.465614][ T4394] ? policy_node+0xe1/0x140 [ 32.470094][ T4394] ? __alloc_pages_slowpath.constprop.0+0x2090/0x2090 [ 32.476840][ T4394] ? lock_acquire+0x288/0x700 [ 32.481493][ T4394] alloc_pages_current+0x18c/0x2a0 [ 32.486579][ T4394] ? __might_fault+0xd3/0x180 [ 32.491229][ T4394] kmalloc_order+0x2e/0xb0 [ 32.495619][ T4394] kmalloc_order_trace+0x14/0x110 [ 32.500616][ T4394] __usbhid_submit_report+0x56a/0xd50 [ 32.505973][ T4394] usbhid_request+0x7b/0xf0 [ 32.510450][ T4394] ? __usbhid_submit_report+0xd50/0xd50 [ 32.515971][ T4394] hiddev_ioctl+0x513/0x1630 [ 32.520534][ T4394] ? hiddev_ioctl_string.constprop.0.isra.0+0x1f0/0x1f0 [ 32.527443][ T4394] ? build_open_flags+0x680/0x680 [ 32.532442][ T4394] ? put_timespec64+0x120/0x120 [ 32.537265][ T4394] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 32.543489][ T4394] ? copy_kernel_to_fpregs+0x9e/0xe0 [ 32.548758][ T4394] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 32.554969][ T4394] ? hiddev_ioctl_string.constprop.0.isra.0+0x1f0/0x1f0 [ 32.561880][ T4394] __x64_sys_ioctl+0x193/0x200 [ 32.566621][ T4394] do_syscall_64+0x2d/0x40 [ 32.571018][ T4394] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 32.576883][ T4394] RIP: 0033:0x445cb9 [ 32.580750][ T4394] Code: e8 5c ad 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 cd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 32.600340][ T4394] RSP: 002b:00007fff01168048 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.608724][ T4394] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000445cb9 [ 32.616667][ T4394] RDX: 0000000020000040 RSI: 00000000400c4808 RDI: 0000000000000004 [ 32.624610][ T4394] RBP: 00000000006d0018 R08: 000000000000000b R09: 00000000004002e0 [ 32.632557][ T4394] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000402e60 [ 32.640502][ T4394] R13: 0000000000402ef0 R14: 0000000000000000 R15: 0000000000000000 [ 32.649455][ T4394] Kernel Offset: disabled [ 32.653840][ T4394] Rebooting in 86400 seconds..