WARNING in trace_hardirqs_off

WARNING in trace_hardirqs_off_thunk
Status: moderation: reported on 2020/05/04 09:45
Reported-by: syzbot+c5b4c665cbbc54146348@syzkaller.appspotmail.com
First crash: 33d, last: 16d

Sample crash report:

------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(!irqs_disabled())
WARNING: CPU: 1 PID: 7551 at kernel/locking/lockdep.c:3721 lockdep_hardirqs_off+0x24d/0x2d0 kernel/locking/lockdep.c:3721
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 7551 Comm: syz-executor.4 Not tainted 5.7.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x188/0x20d lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:221
 __warn.cold+0x2f/0x35 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:175 [inline]
 fixup_bug arch/x86/kernel/traps.c:170 [inline]
 do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:lockdep_hardirqs_off+0x24d/0x2d0 kernel/locking/lockdep.c:3721
Code: 08 84 d2 0f 85 8f 00 00 00 8b 15 de c9 2f 09 85 d2 0f 85 79 ff ff ff 48 c7 c6 c0 98 2b 88 48 c7 c7 c0 97 2b 88 e8 db ac ea ff <0f> 0b e9 5f ff ff ff 48 c7 c7 54 8b 89 8a e8 50 43 57 00 e9 d9 fd
RSP: 0018:ffffc90005727ee0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff888057a10380 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815ce751 RDI: fffff52000ae4fce
RBP: ffffffff81007652 R08: ffff888057a10380 R09: fffffbfff13366fd
R10: ffffffff899b37e3 R11: fffffbfff13366fc R12: ffff888057a10380
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 trace_hardirqs_off_thunk+0x1a/0x1c arch/x86/entry/thunk_64.S:42
 entry_SYSCALL_64_after_hwframe+0x3e/0xb3
RIP: 0033:0x45f86a
Code: 25 18 00 00 00 00 74 01 f0 48 0f b1 3d ff a5 84 00 48 39 c2 75 da f3 c3 0f 1f 84 00 00 00 00 00 48 63 ff b8 e4 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 f3 c3 0f 1f 40 00 48 c7 c2 d4 ff ff ff f7
RSP: 002b:0000000000c9fd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e4
RAX: ffffffffffffffda RBX: 000000000007fc85 RCX: 000000000045f86a
RDX: 0000000000000000 RSI: 0000000000c9fd80 RDI: 0000000000000001
RBP: 0000000000000522 R08: 0000000000000001 R09: 0000000001ffd940
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000f
R13: 0000000000c9fde0 R14: 000000000007fbcd R15: 0000000000c9fdf0
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (3):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report
ci-upstream-kasan-gce	2020/05/17 15:03	upstream	5a9ffb95	37bccd4e	.config	log	report
ci-upstream-kasan-gce	2020/04/30 09:35	upstream	1d2cc5ac	2dd552a5	.config	log	report
ci-upstream-linux-next-kasan-gce-root	2020/05/07 07:40	linux-next	ac935d22	4618eb2d	.config	log	report