kasan: CONFIG_KASAN_INLINE enabled SELinux: unrecognized netlink message: protocol=0 nlmsg_type=1547 sclass=netlink_route_socket pig=2865 comm=syz-executor.1 kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 2882 Comm: modprobe Not tainted 4.14.169-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff88820acfe580 task.stack: ffff8881bb650000 RIP: 0010:do_last fs/namei.c:3269 [inline] RIP: 0010:path_openat+0x20b/0x3db0 fs/namei.c:3569 RSP: 0018:ffff8881bb657b28 EFLAGS: 00010247 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0001020304050608 RDX: 0000000000000000 RSI: 1ffff110376caf56 RDI: 0000000000000004 RBP: ffff8881bb657c80 R08: ffff88820acfe580 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000003 R12: ffff8881bb657cc0 R13: ffff8881bb657cc0 R14: ffff888066a97080 R15: 0000000000000000 FS: 00007fd117fb4700(0000) GS:ffff8880aed00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f83213f8010 CR3: 0000000164429000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: do_filp_open+0x18e/0x250 fs/namei.c:3603 do_sys_open+0x2c5/0x430 fs/open.c:1084 SYSC_open fs/open.c:1102 [inline] SyS_open+0x2d/0x40 fs/open.c:1097 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x7fd1178cc120 RSP: 002b:00007ffc09c84b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 000055eadbb01240 RCX: 00007fd1178cc120 RDX: 00007ffc09c84dbc RSI: 0000000000080000 RDI: 00007ffc09c84da0 RBP: 00007fd117d9c300 R08: 0000000000000000 R09: 000055eadbb01219 R10: 0000000000000000 R11: 0000000000000246 R12: 000055eadbaf9210 R13: 000055eadbb01210 R14: 000055eadbaf9210 R15: 00007ffc09c84da0 Code: 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 03 30 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5e 58 48 8d 7b 04 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 RIP: do_last fs/namei.c:3269 [inline] RSP: ffff8881bb657b28 RIP: path_openat+0x20b/0x3db0 fs/namei.c:3569 RSP: ffff8881bb657b28 syz-executor.3 cpuset=syz3 mems_allowed=0-1 Dev loop4: unable to read RDB block 8 loop4: unable to read partition table CPU: 0 PID: 2878 Comm: syz-executor.3 Tainted: G D 4.14.169-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 loop4: partition table beyond EOD, Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095 truncated __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198 loop_reread_partitions: partition scan of loop4 () failed (rc=-5) alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5142 [inline] kvm_mmu_create+0xdf/0x1e0 arch/x86/kvm/mmu.c:5160 kvm_arch_vcpu_init+0x29c/0x8e0 arch/x86/kvm/x86.c:8291 kvm_vcpu_init+0x272/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:320 vmx_create_vcpu+0xfc/0x2aa0 arch/x86/kvm/vmx.c:10048 kvm_arch_vcpu_create+0x8c/0xc0 arch/x86/kvm/x86.c:8004 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2549 [inline] kvm_vm_ioctl+0x501/0x1600 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3057 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45b399 RSP: 002b:00007f481a256c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f481a2576d4 RCX: 000000000045b399 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000008 RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 000000000000038a R14: 00000000004c4b5f R15: 000000000075bfd4 ---[ end trace 1e38ed1ad51b9282 ]---