kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 11311 Comm: syz-executor.3 Not tainted 5.0.0-rc8-next-20190301 #1 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__dentry_path+0x49e/0x7c0 fs/d_path.c:344 Code: 89 fc 41 83 e4 01 44 89 e6 e8 3e c8 b1 ff 45 84 e4 0f 85 04 02 00 00 e8 f0 c6 b1 ff 48 8b 85 18 ff ff ff 44 89 bd 40 ff ff ff <80> 38 00 0f 85 f9 02 00 00 48 8b 85 38 ff ff ff 41 83 e7 01 44 89 RSP: 0018:ffff888057d4fad8 EFLAGS: 00010212 RAX: dffffc0000000005 RBX: 0000000000000000 RCX: ffffc9000c432000 RDX: 0000000000004532 RSI: ffffffff81befb10 RDI: 0000000000000001 RBP: ffff888057d4fbc8 R08: ffff88808920a300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888057d4fba0 R14: ffff88809eb0187e R15: 000000000000aeb6 FS: 00007f60bfc57700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffefa2ab6f8 CR3: 00000000981c6000 CR4: 00000000001426e0 Call Trace: dentry_path_raw+0x26/0x30 fs/d_path.c:371 kvm_uevent_notify_change.part.0+0x213/0x440 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4056 kvm_uevent_notify_change arch/x86/kvm/../../../virt/kvm/kvm_main.c:4023 [inline] kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:3362 [inline] kvm_dev_ioctl+0x105b/0x15e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3384 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:696 ksys_ioctl+0xab/0xd0 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:718 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457e29 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f60bfc56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e29 RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f60bfc576d4 R13: 00000000004c093a R14: 00000000004d2750 R15: 00000000ffffffff Modules linked in: ---[ end trace a2746991ebbf2518 ]--- RIP: 0010:__dentry_path+0x49e/0x7c0 fs/d_path.c:344 Code: 89 fc 41 83 e4 01 44 89 e6 e8 3e c8 b1 ff 45 84 e4 0f 85 04 02 00 00 e8 f0 c6 b1 ff 48 8b 85 18 ff ff ff 44 89 bd 40 ff ff ff <80> 38 00 0f 85 f9 02 00 00 48 8b 85 38 ff ff ff 41 83 e7 01 44 89 RSP: 0018:ffff888057d4fad8 EFLAGS: 00010212 RAX: dffffc0000000005 RBX: 0000000000000000 RCX: ffffc9000c432000 RDX: 0000000000004532 RSI: ffffffff81befb10 RDI: 0000000000000001 RBP: ffff888057d4fbc8 R08: ffff88808920a300 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888057d4fba0 R14: ffff88809eb0187e R15: 000000000000aeb6 FS: 00007f60bfc57700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004db708 CR3: 00000000981c6000 CR4: 00000000001426f0