[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 15.362279][ C1] random: crng init done [....] 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 '10.128.1.62' (ECDSA) to the list of known hosts. 2019/09/03 12:59:35 fuzzer started 2019/09/03 12:59:36 dialing manager at 10.128.0.105:43075 2019/09/03 12:59:36 syscalls: 84 2019/09/03 12:59:36 code coverage: enabled 2019/09/03 12:59:36 comparison tracing: enabled 2019/09/03 12:59:36 extra coverage: enabled 2019/09/03 12:59:36 setuid sandbox: enabled 2019/09/03 12:59:36 namespace sandbox: enabled 2019/09/03 12:59:36 Android sandbox: /sys/fs/selinux/policy does not exist 2019/09/03 12:59:36 fault injection: enabled 2019/09/03 12:59:36 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/09/03 12:59:36 net packet injection: /dev/net/tun can't be opened (open /dev/net/tun: no such device) 2019/09/03 12:59:36 net device setup: enabled 12:59:37 executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x5ac, 0x8242, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x9, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x22}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000640)={0x34, 0x0, 0x0, 0x0, &(0x7f00000004c0)={0x0, 0x22, 0x22}}, &(0x7f0000000d80)={0xfffffffffffffc31, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io(r0, &(0x7f0000000580)={0x2c, 0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="000304"], 0x0, 0x0, 0x0}, &(0x7f0000001440)={0xb4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$hiddev(&(0x7f0000000100)='/dev/usb/hiddev#\x00', 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000001400)={0x2c, 0x0, &(0x7f0000000500)={0x0, 0x3, 0x4, @lang_id={0x4}}, 0x0, 0x0, 0x0}, &(0x7f00000012c0)={0xac, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) read$hiddev(r1, &(0x7f0000000080)=""/40, 0xfffffffffffffcfb) ioctl$HIDIOCGSTRING(r1, 0x81044804, &(0x7f0000000240)={0x1, "a1"}) syz_usb_control_io(r0, &(0x7f0000000380)={0x2c, &(0x7f00000000c0)={0xab82fe9d5f54129a, 0x22, 0x6, {0x6, 0xe, "faaf2e45"}}, &(0x7f0000000180)={0x0, 0x3, 0x97, @string={0x97, 0x3, "224b541fdee59bfbea2538785f689a44ba61854a2ad508dc4348153ca8b638c1de4a70217b32b675985e8aa6573f5bf3f2bd22e33e3cbac790fe8a2e4ec641e9cf58d5f0a28036730bc6d5f1ce76878bc29947c767961f777149840eeaed8c5767eaaa93d28bf3cbf8a10c89b60341f876e143a80c864b2c0826f60092c8e0b603a7ce6f0dc8b34c3c766a23af7e39a323022c4283"}}, &(0x7f0000000280)={0x0, 0xf, 0x32, {0x5, 0xf, 0x32, 0x4, [@ptm_cap={0x3}, @wireless={0xb, 0x10, 0x1, 0x0, 0x0, 0x7, 0x6, 0x10767418}, @ss_container_id={0x14, 0x10, 0x4, 0x0, "ea0b7fa3fc3dc012055ff2aafea740b2"}, @wireless={0xb, 0x10, 0x1, 0x0, 0x40, 0x4, 0x4, 0x0, 0xffff}]}}, &(0x7f0000000300)={0x20, 0x29, 0xf, {0xf, 0x29, 0x9, 0x10, 0x101, 0xfffffffffffff692, "fdaa5ceb", "3f03720a"}}, &(0x7f0000000340)={0x20, 0x2a, 0xc, {0xc, 0x2a, 0x8, 0x0, 0x400, 0x0, 0x2, 0x20, 0x3}}}, &(0x7f0000000a40)={0xac, &(0x7f00000003c0)={0x0, 0xc, 0x3a, "2b53574fdf0f6e910385e2ad60ab5703b148b4c3ce86bd9a878e56c27d9fd0c416b4c5af3d0303e5d22376cd15626e8055e654f2000d376ae1ad"}, &(0x7f0000000440)={0x0, 0xa, 0x1, 0x8}, &(0x7f0000000480)={0x0, 0x8, 0x1, 0x1}, &(0x7f0000000540)={0x20, 0x81, 0x3, "1f2554"}, &(0x7f00000005c0)={0x20, 0x82, 0x3, "20c6a1"}, &(0x7f0000000600)={0x20, 0x83, 0x1, "c7"}, &(0x7f0000000680)={0x20, 0x84, 0x2, "aef0"}, &(0x7f00000006c0)={0x20, 0x85, 0x3, "a7f955"}, &(0x7f0000000700)={0x20, 0x0, 0x4, {0x2, 0x2}}, &(0x7f0000000bc0)=ANY=[], &(0x7f0000000780)={0x40, 0x7, 0x2}, &(0x7f00000007c0)={0x40, 0x9, 0x1, 0x6}, &(0x7f0000000800)={0x40, 0xb, 0x2, "d387"}, 0x0, 0x0, &(0x7f00000008c0)={0x40, 0x17, 0x6, @dev={[], 0x21}}, 0x0, 0x0, &(0x7f0000000980)={0x40, 0x1c, 0x1, 0x90e}, &(0x7f00000009c0)={0x40, 0x1e, 0x1, 0xfb}, 0x0}) 12:59:37 executing program 5: syz_open_dev$hidraw(&(0x7f0000000080)='/dev/../raw#\x00', 0x0, 0x12d43d) r0 = syz_open_dev$hidraw(0x0, 0x0, 0x800004080001) ioctl$HIDIOCAPPLICATION(r0, 0x40305828, 0x400007) 12:59:37 executing program 2: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000080)={{0x12, 0x1, 0x0, 0x54, 0xf2, 0x22, 0x40, 0x10c4, 0x80f6, 0x38f2, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0xf1, 0x0, 0x0, 0x2c, 0x26, 0xa1}}]}}]}}, 0x0) syz_usb_control_io(r0, &(0x7f00000007c0)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000002000)={0xb4, &(0x7f0000001d00)={0x0, 0x0, 0x1, "04"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, &(0x7f0000000140)={0x14, 0x0, 0x0}, &(0x7f0000000400)={0x44, &(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\r'], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 12:59:37 executing program 3: syz_usb_connect(0x0, 0x2d, &(0x7f0000000080)={{0x12, 0x1, 0x0, 0x7b, 0xae, 0x6e, 0x8, 0x40d, 0x3801, 0x3f2c, 0x0, 0x7f, 0x0, 0x1, [{{0x9, 0x2, 0x1b, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x51, 0x0, 0x1, 0xe5, 0x67, 0xe, 0x1fb, [], [{{0x9, 0x5, 0xa}}]}}]}}]}}, &(0x7f0000001280)={0x0, 0x0, 0x0, 0x0, 0x2, [{0x4, &(0x7f0000000140)=@lang_id={0x4, 0x3, 0x4e1d81048814de63}}, {0x0, 0x0}]}) 12:59:37 executing program 4: syz_usb_connect(0x0, 0x0, &(0x7f0000000000)=ANY=[], 0x0) r0 = syz_open_dev$hiddev(&(0x7f0000000180)='/dev/usb/hiddev#\x00', 0x0, 0x0) ioctl$HIDIOCGVERSION(r0, 0x80044801, &(0x7f00000000c0)) syz_open_dev$hidraw(0x0, 0x0, 0x404000) write$hidraw(0xffffffffffffffff, 0x0, 0x0) ioctl$HIDIOCGFEATURE(0xffffffffffffffff, 0xc0404807, 0x0) 12:59:37 executing program 1: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000080)=ANY=[@ANYBLOB="1e01000014335840c2153f0039a6000000010902240001000000000904000002e2c6c6000905880300efffffff0805040000000000000714e43a6c59d226bc4a334d571b499a680696bafa9b"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syzkaller login: [ 33.341408][ T1749] cgroup1: Unknown subsys name 'perf_event' [ 33.368101][ T1749] cgroup1: Unknown subsys name 'net_cls' [ 33.400132][ T1752] cgroup1: Unknown subsys name 'perf_event' [ 33.406417][ T1752] cgroup1: Unknown subsys name 'net_cls' [ 33.414441][ T1750] cgroup1: Unknown subsys name 'perf_event' [ 33.433280][ T1755] cgroup1: Unknown subsys name 'perf_event' [ 33.433284][ T1756] cgroup1: Unknown subsys name 'perf_event' [ 33.433553][ T1756] cgroup1: Unknown subsys name 'net_cls' [ 33.445679][ T1750] cgroup1: Unknown subsys name 'net_cls' [ 33.456224][ T1755] cgroup1: Unknown subsys name 'net_cls' [ 33.473949][ T1760] cgroup1: Unknown subsys name 'perf_event' [ 33.484657][ T1760] cgroup1: Unknown subsys name 'net_cls' 12:59:40 executing program 5: r0 = syz_usb_connect(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="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"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000400)={0x2c, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000000a40)={0xac, &(0x7f0000000440)={0x0, 0x0, 0x1, "f5"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 36.637109][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.677263][ C0] ------------[ cut here ]------------ [ 36.683401][ C0] WARNING: CPU: 0 PID: 0 at kernel/kcov.c:684 kcov_remote_start.cold+0xc/0x26 [ 36.692226][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 36.698896][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.3.0-rc7+ #0 [ 36.706087][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.716256][ C0] Call Trace: [ 36.719997][ C0] [ 36.722844][ C0] dump_stack+0xca/0x13e [ 36.727315][ C0] ? kcov_remote_stop+0x110/0x1bc [ 36.732508][ C0] panic+0x2a3/0x6da [ 36.736579][ C0] ? add_taint.cold+0x16/0x16 [ 36.741692][ C0] ? __probe_kernel_read+0x188/0x1d0 [ 36.746979][ C0] ? __warn.cold+0x5/0x4a [ 36.751673][ C0] ? __warn+0xe3/0x1e0 [ 36.755830][ C0] ? kcov_remote_start.cold+0xc/0x26 [ 36.761212][ C0] __warn.cold+0x20/0x4a [ 36.765581][ C0] ? __irq_work_queue_local+0xa3/0xe0 [ 36.770947][ C0] ? kcov_remote_start.cold+0xc/0x26 [ 36.776967][ C0] report_bug+0x262/0x2a0 [ 36.781309][ C0] do_error_trap+0x12b/0x1e0 [ 36.785926][ C0] ? kcov_remote_start.cold+0xc/0x26 [ 36.791520][ C0] do_invalid_op+0x32/0x40 [ 36.796057][ C0] ? kcov_remote_start.cold+0xc/0x26 [ 36.801444][ C0] invalid_op+0x23/0x30 [ 36.805890][ C0] RIP: 0010:kcov_remote_start.cold+0xc/0x26 [ 36.811774][ C0] Code: b0 f8 ff ff 48 c7 c7 d8 dd a4 86 e8 54 93 ea ff 0f 0b 5b 4c 89 e7 5d 41 5c e9 9d e7 2f 04 48 c7 c7 d8 dd a4 86 e8 3a 93 ea ff <0f> 0b e9 93 fd ff ff 48 c7 c7 d8 dd a4 86 e8 27 93 ea ff 0f 0b e9 [ 36.831819][ C0] RSP: 0018:ffff8881db209ae8 EFLAGS: 00010082 [ 36.837911][ C0] RAX: 0000000000000024 RBX: ffff8881d566f700 RCX: 0000000000000000 [ 36.846075][ C0] RDX: 0000000000000000 RSI: ffffffff81288ddd RDI: ffffed103b64134f [ 36.855777][ C0] RBP: ffff8881d566f700 R08: 0000000000000024 R09: ffffed103b645d58 [ 36.864189][ C0] R10: ffffed103b645d57 R11: ffff8881db22eabf R12: ffff8881c913d0c8 [ 36.872184][ C0] R13: ffff8881da16c238 R14: dffffc0000000000 R15: ffff8881d1607600 [ 36.880411][ C0] ? vprintk_func+0x7d/0x113 [ 36.884999][ C0] ? kcov_remote_start.cold+0xc/0x26 [ 36.891084][ C0] dummy_timer+0x125f/0x301a [ 36.897322][ C0] ? lock_acquire+0x127/0x320 [ 36.902110][ C0] ? dummy_udc_probe+0x930/0x930 [ 36.907136][ C0] call_timer_fn+0x179/0x650 [ 36.911720][ C0] ? dummy_udc_probe+0x930/0x930 [ 36.916652][ C0] ? msleep_interruptible+0x130/0x130 [ 36.922006][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 36.927125][ C0] ? _raw_spin_unlock_irq+0x24/0x30 [ 36.932321][ C0] ? dummy_udc_probe+0x930/0x930 [ 36.938196][ C0] run_timer_softirq+0x5cc/0x14b0 [ 36.943648][ C0] ? add_timer+0x7a0/0x7a0 [ 36.948058][ C0] ? ktime_get+0x162/0x1c0 [ 36.952468][ C0] ? lapic_next_event+0x4d/0x80 [ 36.957312][ C0] __do_softirq+0x221/0x912 [ 36.961941][ C0] irq_exit+0x178/0x1a0 [ 36.966188][ C0] smp_apic_timer_interrupt+0x12f/0x500 [ 36.972383][ C0] apic_timer_interrupt+0xf/0x20 [ 36.977572][ C0] [ 36.980529][ C0] RIP: 0010:default_idle+0x28/0x2e0 [ 36.985807][ C0] Code: 90 90 41 56 41 55 65 44 8b 2d 54 d8 93 7a 41 54 55 53 0f 1f 44 00 00 e8 46 49 d5 fb e9 07 00 00 00 0f 00 2d ea 7d 54 00 fb f4 <65> 44 8b 2d 30 d8 93 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3 [ 37.005683][ C0] RSP: 0018:ffffffff86c07da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 37.014358][ C0] RAX: 0000000000000007 RBX: ffffffff86c2b200 RCX: 0000000000000000 [ 37.023108][ C0] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff86c2ba44 [ 37.031259][ C0] RBP: fffffbfff0d85640 R08: ffffffff86c2b200 R09: 0000000000000000 [ 37.039475][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.047448][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.055427][ C0] ? default_idle+0x1a/0x2e0 [ 37.061393][ C0] do_idle+0x3c2/0x4f0 [ 37.065457][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 37.070463][ C0] cpu_startup_entry+0x14/0x20 [ 37.075211][ C0] start_kernel+0x838/0x872 [ 37.079696][ C0] ? mem_encrypt_init+0x5/0x5 [ 37.084361][ C0] ? x86_family+0x3d/0x50 [ 37.088683][ C0] ? load_ucode_bsp+0x23d/0x27d [ 37.093536][ C0] secondary_startup_64+0xa4/0xb0 [ 37.099495][ C0] Kernel Offset: disabled [ 37.103869][ C0] Rebooting in 86400 seconds..