Warning: Permanently added '10.128.0.138' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.697493][ T100] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 24.937464][ T100] usb 1-1: Using ep0 maxpacket: 8 [ 25.057586][ T100] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x85 has an invalid bInterval 0, changing to 7 [ 25.068665][ T100] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 25.079637][ T100] usb 1-1: New USB device found, idVendor=24c6, idProduct=d183, bcdDevice=4f.36 [ 25.088697][ T100] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.097978][ T100] usb 1-1: config 0 descriptor?? [ 25.139345][ T100] xpad: probe of 1-1:0.0 failed with error -5 [ 25.339742][ T100] usb 1-1: USB disconnect, device number 2 [ 25.897473][ T100] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 26.137446][ T100] usb 1-1: Using ep0 maxpacket: 8 [ 26.257516][ T100] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x85 has an invalid bInterval 0, changing to 7 [ 26.268433][ T100] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 26.279244][ T100] usb 1-1: New USB device found, idVendor=24c6, idProduct=d183, bcdDevice=4f.36 [ 26.288326][ T100] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.296950][ T100] usb 1-1: config 0 descriptor?? [ 26.557419][ C0] divide error: 0000 [#1] SMP KASAN [ 26.562644][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.4.0-rc3+ #0 [ 26.569729][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.579778][ C0] RIP: 0010:dummy_timer+0xad5/0x2fa2 [ 26.585037][ C0] Code: 0f 84 f5 fd ff ff e8 8a 55 ab fd 89 de 44 89 e7 e8 70 56 ab fd 41 39 dc 0f 82 b0 08 00 00 e8 72 55 ab fd 44 89 e0 31 d2 31 ff f3 89 d6 89 94 24 c0 00 00 00 e8 cb 56 ab fd 8b 94 24 c0 00 00 [ 26.604611][ C0] RSP: 0018:ffff8881db209b20 EFLAGS: 00010046 [ 26.610646][ C0] RAX: 0000000000000040 RBX: 0000000000000000 RCX: ffffffff8392c330 [ 26.618597][ C0] RDX: 0000000000000000 RSI: ffffffff8392c33e RDI: 0000000000000000 [ 26.626559][ C0] RBP: 0000000000000000 R08: ffffffff86c2b200 R09: ffffed103b641353 [ 26.634501][ C0] R10: ffffed103b641352 R11: 0000000000000003 R12: 0000000000000040 [ 26.642444][ C0] R13: ffff8881d58c0000 R14: dffffc0000000000 R15: ffff8881d78d5a00 [ 26.650388][ C0] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 26.659286][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.665842][ C0] CR2: 00007fb771a61000 CR3: 00000001d2295000 CR4: 00000000001406f0 [ 26.673795][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 26.681741][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.689694][ C0] Call Trace: [ 26.693038][ C0] [ 26.695876][ C0] ? dummy_udc_probe+0x930/0x930 [ 26.700794][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.706307][ C0] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.711578][ C0] call_timer_fn+0x179/0x650 [ 26.716155][ C0] ? dummy_udc_probe+0x930/0x930 [ 26.721071][ C0] ? msleep_interruptible+0x130/0x130 [ 26.726431][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.731958][ C0] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.737227][ C0] ? _raw_spin_unlock_irq+0x24/0x30 [ 26.742407][ C0] ? dummy_udc_probe+0x930/0x930 [ 26.747316][ C0] run_timer_softirq+0x5e3/0x1490 [ 26.752313][ C0] ? add_timer+0x7a0/0x7a0 [ 26.756710][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.762254][ C0] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.767516][ C0] __do_softirq+0x221/0x912 [ 26.771991][ C0] irq_exit+0x178/0x1a0 [ 26.776126][ C0] smp_apic_timer_interrupt+0x12f/0x500 [ 26.781655][ C0] apic_timer_interrupt+0xf/0x20 [ 26.786571][ C0] [ 26.789486][ C0] RIP: 0010:default_idle+0x28/0x2e0 [ 26.794671][ C0] Code: 90 90 41 56 41 55 65 44 8b 2d f4 00 92 7a 41 54 55 53 0f 1f 44 00 00 e8 c6 b2 d3 fb e9 07 00 00 00 0f 00 2d ea a5 52 00 fb f4 <65> 44 8b 2d d0 00 92 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3 [ 26.814304][ C0] RSP: 0018:ffffffff86c07da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 26.822717][ C0] RAX: 0000000000000007 RBX: ffffffff86c2b200 RCX: 0000000000000000 [ 26.830669][ C0] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff86c2ba4c [ 26.838630][ C0] RBP: fffffbfff0d85640 R08: ffffffff86c2b200 R09: 0000000000000000 [ 26.847016][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 26.854960][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 26.862916][ C0] ? default_idle+0x1a/0x2e0 [ 26.867486][ C0] do_idle+0x3b6/0x500 [ 26.871529][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.877228][ C0] ? schedule+0xde/0x250 [ 26.881445][ C0] cpu_startup_entry+0x14/0x20 [ 26.886183][ C0] start_kernel+0x82a/0x864 [ 26.890658][ C0] ? mem_encrypt_init+0x5/0x5 [ 26.895304][ C0] ? x86_family+0x3d/0x50 [ 26.899611][ C0] ? load_ucode_bsp+0x23d/0x27d [ 26.904432][ C0] secondary_startup_64+0xa4/0xb0 [ 26.909424][ C0] Modules linked in: [ 26.913298][ C0] ---[ end trace 02e2d9c7c53d85a5 ]--- [ 26.918741][ C0] RIP: 0010:dummy_timer+0xad5/0x2fa2 [ 26.924010][ C0] Code: 0f 84 f5 fd ff ff e8 8a 55 ab fd 89 de 44 89 e7 e8 70 56 ab fd 41 39 dc 0f 82 b0 08 00 00 e8 72 55 ab fd 44 89 e0 31 d2 31 ff f3 89 d6 89 94 24 c0 00 00 00 e8 cb 56 ab fd 8b 94 24 c0 00 00 [ 26.943601][ C0] RSP: 0018:ffff8881db209b20 EFLAGS: 00010046 [ 26.949638][ C0] RAX: 0000000000000040 RBX: 0000000000000000 RCX: ffffffff8392c330 [ 26.957580][ C0] RDX: 0000000000000000 RSI: ffffffff8392c33e RDI: 0000000000000000 [ 26.965533][ C0] RBP: 0000000000000000 R08: ffffffff86c2b200 R09: ffffed103b641353 [ 26.973477][ C0] R10: ffffed103b641352 R11: 0000000000000003 R12: 0000000000000040 [ 26.981705][ C0] R13: ffff8881d58c0000 R14: dffffc0000000000 R15: ffff8881d78d5a00 [ 26.989774][ C0] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 26.998685][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.005247][ C0] CR2: 00007fb771a61000 CR3: 00000001d2295000 CR4: 00000000001406f0 [ 27.013190][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.021135][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.029096][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 27.036819][ C0] Kernel Offset: disabled [ 27.041132][ C0] Rebooting in 86400 seconds..