Warning: Permanently added '10.128.15.194' (ECDSA) to the list of known hosts. syzkaller login: [ 69.141765][ T8890] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 73.886727][ T9168] BUG: kernel NULL pointer dereference, address: 0000000000000086 [ 73.894540][ T9168] #PF: supervisor instruction fetch in kernel mode [ 73.901060][ T9168] #PF: error_code(0x0010) - not-present page [ 73.907020][ T9168] PGD a27fa067 P4D a27fa067 PUD a2185067 PMD 0 [ 73.913286][ T9168] Oops: 0010 [#1] PREEMPT SMP KASAN [ 73.918461][ T9168] CPU: 1 PID: 9168 Comm: syz-executor418 Not tainted 5.6.0-rc5-syzkaller #0 [ 73.927142][ T9168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.937273][ T9168] RIP: 0010:0x86 [ 73.940838][ T9168] Code: Bad RIP value. [ 73.944876][ T9168] RSP: 0018:ffffc90002c9f998 EFLAGS: 00010086 [ 73.950924][ T9168] RAX: ffffc90002c9f9c8 RBX: fffffe0000000000 RCX: ffff8880a31b6280 [ 73.958875][ T9168] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 73.967006][ T9168] RBP: 0000000000000ec0 R08: ffffffff839888d3 R09: ffffffff811c7d9a [ 73.974972][ T9168] R10: ffff8880a31b6280 R11: 0000000000000002 R12: dffffc0000000000 [ 73.982938][ T9168] R13: fffffe0000000ec8 R14: ffffffff880016f0 R15: fffffe0000000ecb [ 73.990892][ T9168] FS: 0000000000981880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 73.999800][ T9168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.006363][ T9168] CR2: 000000000000005c CR3: 00000000986d2000 CR4: 00000000001426e0 [ 74.014325][ T9168] Call Trace: [ 74.017605][ T9168] ? handle_external_interrupt_irqoff+0x154/0x280 [ 74.024023][ T9168] ? handle_external_interrupt_irqoff+0x132/0x280 [ 74.030425][ T9168] ? __irqentry_text_start+0x8/0x8 [ 74.035522][ T9168] ? vcpu_enter_guest+0x6c77/0x9290 [ 74.040720][ T9168] ? __kasan_slab_free+0x12e/0x1e0 [ 74.045832][ T9168] ? kfree+0x10a/0x220 [ 74.049898][ T9168] ? tomoyo_path_number_perm+0x525/0x690 [ 74.055524][ T9168] ? security_file_ioctl+0x55/0xb0 [ 74.060627][ T9168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.066703][ T9168] ? __lock_acquire+0xc5a/0x1bc0 [ 74.071696][ T9168] ? mark_lock+0x107/0x1650 [ 74.076230][ T9168] ? lock_acquire+0x154/0x250 [ 74.080890][ T9168] ? rcu_lock_acquire+0x9/0x30 [ 74.085640][ T9168] ? vcpu_run+0x3a3/0xd50 [ 74.089976][ T9168] ? kvm_arch_vcpu_ioctl_run+0x419/0x880 [ 74.095592][ T9168] ? kvm_vcpu_ioctl+0x67c/0xa80 [ 74.100420][ T9168] ? rcu_read_lock_sched_held+0x106/0x170 [ 74.106121][ T9168] ? kvm_vm_release+0x50/0x50 [ 74.110770][ T9168] ? __se_sys_ioctl+0xf9/0x160 [ 74.115515][ T9168] ? do_syscall_64+0xf3/0x1b0 [ 74.120879][ T9168] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.126930][ T9168] Modules linked in: [ 74.130806][ T9168] CR2: 0000000000000086 [ 74.134960][ T9168] ---[ end trace 7c78bc94cfc0a37d ]--- [ 74.141376][ T9168] RIP: 0010:0x86 [ 74.144922][ T9168] Code: Bad RIP value. [ 74.148971][ T9168] RSP: 0018:ffffc90002c9f998 EFLAGS: 00010086 [ 74.155016][ T9168] RAX: ffffc90002c9f9c8 RBX: fffffe0000000000 RCX: ffff8880a31b6280 [ 74.162986][ T9168] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 74.170944][ T9168] RBP: 0000000000000ec0 R08: ffffffff839888d3 R09: ffffffff811c7d9a [ 74.178935][ T9168] R10: ffff8880a31b6280 R11: 0000000000000002 R12: dffffc0000000000 [ 74.186892][ T9168] R13: fffffe0000000ec8 R14: ffffffff880016f0 R15: fffffe0000000ecb [ 74.194848][ T9168] FS: 0000000000981880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.203794][ T9168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.210363][ T9168] CR2: 000000000000005c CR3: 00000000986d2000 CR4: 00000000001426e0 [ 74.218321][ T9168] Kernel panic - not syncing: Fatal exception [ 74.225484][ T9168] Kernel Offset: disabled [ 74.229849][ T9168] Rebooting in 86400 seconds..