syzbot


linux-4.14.y boot error: WARNING in kvm_mmu_set_mmio_spte_mask

Status: auto-closed as invalid on 2020/10/20 02:20
Reported-by: syzbot+9632f48a65f138d6cc16@syzkaller.appspotmail.com
First crash: 747d, last: 715d

Sample crash report:
RAPL PMU: hw unit of domain pp0-core 2^-0 Joules
RAPL PMU: hw unit of domain package 2^-0 Joules
RAPL PMU: hw unit of domain dram 2^-0 Joules
RAPL PMU: hw unit of domain pp1-gpu 2^-0 Joules
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at arch/x86/kvm/mmu.c:284 kvm_mmu_set_mmio_spte_mask+0x79/0x80 arch/x86/kvm/mmu.c:284
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.14.188-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:kvm_mmu_set_mmio_spte_mask+0x79/0x80 arch/x86/kvm/mmu.c:284
RSP: 0000:ffff8880a9807c98 EFLAGS: 00010297
RAX: ffff8880aa3fe040 RBX: 0008000000000001 RCX: 00000000ffffff45
RDX: 0000000000000000 RSI: 0008000000000001 RDI: 0008000000000001
RBP: 0008000000000001 R08: 0000000000000001 R09: ffffe8ffffd12cc8
R10: ffffe8ffffd12de7 R11: 0000000000000000 R12: 00000000000000fb
R13: 00000000fffffffb R14: 0000000000000000 R15: 0000000000000000
 kvm_set_mmio_spte_mask arch/x86/kvm/mmu.c:5716 [inline]
 kvm_mmu_module_init+0x36d/0x650 arch/x86/kvm/mmu.c:5726
 kvm_arch_init+0xa0/0x1f0 arch/x86/kvm/x86.c:6367
 kvm_init+0x66/0x510 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4088
 vmx_init+0x28/0x2aa arch/x86/kvm/vmx.c:12901
 do_one_initcall+0x88/0x202 init/main.c:826
 do_initcall_level init/main.c:892 [inline]
 do_initcalls init/main.c:900 [inline]
 do_basic_setup init/main.c:918 [inline]
 kernel_init_freeable+0x558/0x619 init/main.c:1075
 kernel_init+0xd/0x15b init/main.c:1000
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Rebooting in 86400 seconds..

Crashes (498):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2020/07/22 02:19 linux-4.14.y 56dfe6252c68 21f1765e .config log report
ci2-linux-4-14 2020/07/21 14:00 linux-4.14.y 56dfe6252c68 e562dd8a .config log report
ci2-linux-4-14 2020/07/21 01:57 linux-4.14.y 56dfe6252c68 d88894e6 .config log report
ci2-linux-4-14 2020/07/20 09:08 linux-4.14.y 56dfe6252c68 8caeeeb7 .config log report
ci2-linux-4-14 2020/07/17 14:12 linux-4.14.y 56dfe6252c68 9c812472 .config log report
ci2-linux-4-14 2020/07/16 22:57 linux-4.14.y 56dfe6252c68 54b3c45e .config log report
ci2-linux-4-14 2020/07/16 10:53 linux-4.14.y 56dfe6252c68 b090c643 .config log report
ci2-linux-4-14 2020/07/14 23:05 linux-4.14.y 56dfe6252c68 ada108d0 .config log report
ci2-linux-4-14 2020/07/14 11:01 linux-4.14.y 56dfe6252c68 6f458026 .config log report
ci2-linux-4-14 2020/07/13 20:21 linux-4.14.y 56dfe6252c68 ce4c95b3 .config log report
ci2-linux-4-14 2020/07/13 08:17 linux-4.14.y 56dfe6252c68 f90ec899 .config log report
ci2-linux-4-14 2020/07/12 18:56 linux-4.14.y 56dfe6252c68 9ebcc5b1 .config log report
ci2-linux-4-14 2020/07/12 06:50 linux-4.14.y 56dfe6252c68 115e1930 .config log report
ci2-linux-4-14 2020/07/12 06:50 linux-4.14.y 56dfe6252c68 115e1930 .config log report
ci2-linux-4-14 2020/07/11 09:27 linux-4.14.y 56dfe6252c68 7ba05d2d .config log report
ci2-linux-4-14 2020/07/10 20:57 linux-4.14.y 56dfe6252c68 18d18b59 .config log report
ci2-linux-4-14 2020/07/10 08:53 linux-4.14.y 56dfe6252c68 56d01184 .config log report
ci2-linux-4-14 2020/07/09 19:11 linux-4.14.y 56dfe6252c68 edf162e8 .config log report
ci2-linux-4-14 2020/07/09 08:31 linux-4.14.y 56dfe6252c68 bc238812 .config log report
ci2-linux-4-14 2020/07/09 07:07 linux-4.14.y 4139fb08c05f bc238812 .config log report
ci2-linux-4-14 2020/07/08 19:03 linux-4.14.y 4139fb08c05f 9f9845eb .config log report
ci2-linux-4-14 2020/07/08 19:03 linux-4.14.y 4139fb08c05f 9f9845eb .config log report
ci2-linux-4-14 2020/07/08 07:01 linux-4.14.y 4139fb08c05f 5962a2dc .config log report
ci2-linux-4-14 2020/07/07 18:57 linux-4.14.y 4139fb08c05f 08fc4ef1 .config log report
ci2-linux-4-14 2020/07/07 06:55 linux-4.14.y 4139fb08c05f 42723355 .config log report
ci2-linux-4-14 2020/07/06 18:52 linux-4.14.y 4139fb08c05f ef278c73 .config log report
ci2-linux-4-14 2020/07/06 06:50 linux-4.14.y 4139fb08c05f ac5a135b .config log report
ci2-linux-4-14 2020/07/05 12:36 linux-4.14.y 4139fb08c05f 22f87567 .config log report
ci2-linux-4-14 2020/07/05 00:33 linux-4.14.y 4139fb08c05f 24d7f505 .config log report
ci2-linux-4-14 2020/07/04 12:32 linux-4.14.y 4139fb08c05f 4f739670 .config log report
ci2-linux-4-14 2020/07/03 23:53 linux-4.14.y 4139fb08c05f 51095195 .config log report
ci2-linux-4-14 2020/07/03 11:50 linux-4.14.y 4139fb08c05f 6e569755 .config log report
ci2-linux-4-14 2020/07/02 10:29 linux-4.14.y 4139fb08c05f f30c14bf .config log report
ci2-linux-4-14 2020/07/02 07:38 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 07:38 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 06:12 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 04:54 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 03:39 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 02:13 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/02 00:42 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/01 23:24 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/01 23:24 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/01 21:49 linux-4.14.y 4139fb08c05f bed10395 .config log report
ci2-linux-4-14 2020/07/01 20:03 linux-4.14.y 4139fb08c05f 695ef2dd .config log report
ci2-linux-4-14 2020/07/01 18:07 linux-4.14.y 4139fb08c05f 39acb39d .config log report
ci2-linux-4-14 2020/07/01 15:24 linux-4.14.y 4139fb08c05f 39acb39d .config log report
ci2-linux-4-14 2020/06/20 08:51 linux-4.14.y c5c055bda335 c655ec77 .config log report