[syzbot] net boot error: WARNING in kvm_wait

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: ad5d07f4 cipso,calipso: resolve a number of problems with ..
git tree: net
console output: https://syzkaller.appspot.com/x/log.txt?x=12aca7cad00000
kernel config: https://syzkaller.appspot.com/x/.config?x=402784bff477e1ac
dashboard link: https://syzkaller.appspot.com/bug?extid=9e58a3a510889fa4af50

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9e58a3...@syzkaller.appspotmail.com

------------[ cut here ]------------
raw_local_irq_restore() called with IRQs enabled
WARNING: CPU: 0 PID: 4788 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10
Modules linked in:
CPU: 0 PID: 4788 Comm: systemd-cryptse Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10
Code: be ff cc cc cc cc cc cc cc cc cc cc cc 80 3d 1e 61 b0 04 00 74 01 c3 48 c7 c7 a0 8e 6b 89 c6 05 0d 61 b0 04 01 e8 57 da be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48
RSP: 0018:ffffc90000edfc40 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffff8be28b80 RCX: 0000000000000000
RDX: ffff888023441bc0 RSI: ffffffff815bea35 RDI: fffff520001dbf7a
RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff815b77be R11: 0000000000000000 R12: 0000000000000003
R13: fffffbfff17c5170 R14: 0000000000000001 R15: ffff8880b9c35f40
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f95c090fab4 CR3: 000000000bc8e000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
kvm_wait arch/x86/kernel/kvm.c:860 [inline]
kvm_wait+0xc9/0xe0 arch/x86/kernel/kvm.c:837
pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
__pv_queued_spin_lock_slowpath+0x8b8/0xb40 kernel/locking/qspinlock.c:508
pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
do_raw_spin_lock+0x200/0x2b0 kernel/locking/spinlock_debug.c:113
spin_lock include/linux/spinlock.h:354 [inline]
check_stack_usage kernel/exit.c:715 [inline]
do_exit+0x1d6a/0x2ae0 kernel/exit.c:868
do_group_exit+0x125/0x310 kernel/exit.c:922
__do_sys_exit_group kernel/exit.c:933 [inline]
__se_sys_exit_group kernel/exit.c:931 [inline]
__x64_sys_exit_group+0x3a/0x50 kernel/exit.c:931
do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f95c1fe8618
Code: Unable to access opcode bytes at RIP 0x7f95c1fe85ee.
RSP: 002b:00007fff576bc048 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f95c1fe8618
RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
RBP: 00007f95c22c58e0 R08: 00000000000000e7 R09: fffffffffffffee8
R10: 00007f95c04a3158 R11: 0000000000000246 R12: 00007f95c22c58e0
R13: 00007f95c22cac20 R14: 0000000000000000 R15: 0000000000000000


---
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[Dmitry Vyukov]

On Sat, Mar 6, 2021 at 8:37 AM syzbot
<syzbot+9e58a3...@syzkaller.appspotmail.com> wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: ad5d07f4 cipso,calipso: resolve a number of problems with ..
> git tree: net
> console output: https://syzkaller.appspot.com/x/log.txt?x=12aca7cad00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=402784bff477e1ac
> dashboard link: https://syzkaller.appspot.com/bug?extid=9e58a3a510889fa4af50
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+9e58a3...@syzkaller.appspotmail.com

#syz dup: upstream boot error: WARNING in kvm_wait

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