[info] Using makefile-style concurrent boot in runlevel 2. [ 15.358079][ C1] random: crng init done [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.236' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 26.554041][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 26.794012][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 26.914097][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 26.925117][ T12] usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9 [ 26.937918][ T12] usb 1-1: New USB device found, idVendor=0d8c, idProduct=0022, bcdDevice= 0.00 [ 26.946955][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.956400][ T12] usb 1-1: config 0 descriptor?? [ 27.435666][ T12] cm6533_jd 0003:0D8C:0022.0001: unknown main item tag 0x0 [ 27.442989][ T12] cm6533_jd 0003:0D8C:0022.0001: unknown main item tag 0x0 [ 27.450380][ T12] cm6533_jd 0003:0D8C:0022.0001: unknown main item tag 0x0 [ 27.457826][ T12] cm6533_jd 0003:0D8C:0022.0001: No inputs registered, leaving [ 27.469375][ T12] cm6533_jd 0003:0D8C:0022.0001: hiddev0,hidraw0: USB HID v0.00 Device [HID 0d8c:0022] on usb-dummy_hcd.0-1/input0 [ 27.704258][ T1720] WARNING: CPU: 0 PID: 1720 at mm/page_alloc.c:4696 __alloc_pages_nodemask+0x36f/0x780 [ 27.714076][ T1720] Kernel panic - not syncing: panic_on_warn set ... [ 27.720727][ T1720] CPU: 0 PID: 1720 Comm: syz-executor388 Not tainted 5.3.0-rc7+ #0 [ 27.728586][ T1720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.738614][ T1720] Call Trace: [ 27.741880][ T1720] dump_stack+0xca/0x13e [ 27.746098][ T1720] ? __alloc_pages_nodemask+0x320/0x780 [ 27.751640][ T1720] panic+0x2a3/0x6da [ 27.755507][ T1720] ? add_taint.cold+0x16/0x16 [ 27.760159][ T1720] ? __probe_kernel_read+0x188/0x1d0 [ 27.765416][ T1720] ? __warn.cold+0x5/0x4a [ 27.769717][ T1720] ? __warn+0xe3/0x1e0 [ 27.773759][ T1720] ? __alloc_pages_nodemask+0x36f/0x780 [ 27.779276][ T1720] __warn.cold+0x20/0x4a [ 27.783495][ T1720] ? __alloc_pages_nodemask+0x36f/0x780 [ 27.789012][ T1720] report_bug+0x262/0x2a0 [ 27.793317][ T1720] do_error_trap+0x12b/0x1e0 [ 27.797881][ T1720] ? __alloc_pages_nodemask+0x36f/0x780 [ 27.803409][ T1720] do_invalid_op+0x32/0x40 [ 27.807800][ T1720] ? __alloc_pages_nodemask+0x36f/0x780 [ 27.813321][ T1720] invalid_op+0x23/0x30 [ 27.817463][ T1720] RIP: 0010:__alloc_pages_nodemask+0x36f/0x780 [ 27.823591][ T1720] Code: fe ff ff 65 48 8b 04 25 00 ef 01 00 48 05 60 10 00 00 41 be 01 00 00 00 48 89 44 24 58 e9 ee fd ff ff 81 e5 00 20 00 00 75 02 <0f> 0b 45 31 f6 e9 6b ff ff ff 8b 44 24 68 89 04 24 65 8b 2d e9 7e [ 27.843167][ T1720] RSP: 0018:ffff8881d320f9d8 EFLAGS: 00010046 [ 27.849233][ T1720] RAX: 0000000000000000 RBX: 1ffff1103a641f3f RCX: 0000000000000000 [ 27.857265][ T1720] RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040a20 [ 27.865223][ T1720] RBP: 0000000000000000 R08: ffff8881d3bcc800 R09: ffffed103a541d19 [ 27.873169][ T1720] R10: ffffed103a541d18 R11: ffff8881d2a0e8c7 R12: 0000000000000012 [ 27.881115][ T1720] R13: 0000000000000012 R14: 0000000000000000 R15: ffff8881d2a0e8c0 [ 27.889081][ T1720] ? __alloc_pages_slowpath+0x2260/0x2260 [ 27.894784][ T1720] ? find_held_lock+0x2d/0x110 [ 27.899526][ T1720] alloc_pages_current+0xff/0x200 [ 27.904528][ T1720] ? usbhid_submit_report+0x54/0xde0 [ 27.909787][ T1720] kmalloc_order+0x1a/0x60 [ 27.914189][ T1720] kmalloc_order_trace+0x18/0x110 [ 27.919187][ T1720] usbhid_submit_report+0x5b5/0xde0 [ 27.924358][ T1720] usbhid_request+0x3c/0x70 [ 27.928835][ T1720] ? usbhid_submit_report+0xde0/0xde0 [ 27.934178][ T1720] hiddev_ioctl+0x526/0x1550 [ 27.938742][ T1720] ? do_syscall_64+0xb7/0x580 [ 27.943393][ T1720] ? hiddev_ioctl_string.isra.0+0x1d0/0x1d0 [ 27.949279][ T1720] ? find_held_lock+0x2d/0x110 [ 27.954019][ T1720] ? debug_check_no_obj_freed+0x20f/0x443 [ 27.959712][ T1720] ? lock_downgrade+0x6e0/0x6e0 [ 27.964545][ T1720] ? lock_acquire+0x127/0x320 [ 27.969283][ T1720] ? debug_check_no_obj_freed+0xc4/0x443 [ 27.974887][ T1720] ? hiddev_ioctl_string.isra.0+0x1d0/0x1d0 [ 27.980752][ T1720] do_vfs_ioctl+0xd2d/0x1330 [ 27.985317][ T1720] ? quarantine_put+0xb2/0x150 [ 27.990067][ T1720] ? ioctl_preallocate+0x200/0x200 [ 27.995150][ T1720] ? putname+0xe1/0x120 [ 27.999284][ T1720] ? putname+0xe1/0x120 [ 28.003415][ T1720] ? rcu_read_lock_sched_held+0x113/0x130 [ 28.009105][ T1720] ? kmem_cache_free+0x2cd/0x380 [ 28.014034][ T1720] ? putname+0xe1/0x120 [ 28.018174][ T1720] ? do_sys_open+0x2e7/0x580 [ 28.022749][ T1720] ksys_ioctl+0x9b/0xc0 [ 28.026977][ T1720] __x64_sys_ioctl+0x6f/0xb0 [ 28.031552][ T1720] ? lockdep_hardirqs_on+0x379/0x580 [ 28.036815][ T1720] do_syscall_64+0xb7/0x580 [ 28.041339][ T1720] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 28.047214][ T1720] RIP: 0033:0x444949 [ 28.051130][ T1720] 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 [ 28.070714][ T1720] RSP: 002b:00007fffed614ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 28.079190][ T1720] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000444949 [ 28.087141][ T1720] RDX: 0000000020000080 RSI: 00000000400c4808 RDI: 0000000000000004 [ 28.095102][ T1720] RBP: 00000000006cf018 R08: 18c1180b508ac6d9 R09: 00000000004002e0 [ 28.103049][ T1720] R10: 000000000000000f R11: 0000000000000246 R12: 00000000004025f0 [ 28.111002][ T1720] R13: 0000000000402680 R14: 0000000000000000 R15: 0000000000000000 [ 28.119762][ T1720] Kernel Offset: disabled [ 28.124223][ T1720] Rebooting in 86400 seconds..