rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2685 jiffies s: 2489 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 6707 Comm: syz-executor.0 Not tainted 6.6.0-syzkaller-14500-g1c41041124bd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 RIP: 0010:kasan_check_range+0x5/0x290 mm/kasan/generic.c:186 Code: 01 0f 84 47 ff ff ff 48 ff c8 48 39 d8 0f 84 3b ff ff ff 48 89 df 48 c7 c6 4f 8b 11 8d e8 c3 fa e6 ff 0f 0b 90 66 0f 1f 00 55 <41> 57 41 56 41 54 53 b0 01 48 85 f6 0f 84 a0 01 00 00 4c 8d 04 37 RSP: 0018:ffffc90005007868 EFLAGS: 00000046 RAX: 0000000000000007 RBX: 00000000000001d8 RCX: ffffffff816e1cea RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90dca398 RBP: 0000000000000008 R08: dffffc0000000000 R09: 1ffffffff21b948b R10: dffffc0000000000 R11: fffffbfff21b948c R12: ffff88802a578ab8 R13: dffffc0000000000 R14: 0000000000000100 R15: ffff88802a578ae8 FS: 00005555562b4480(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb86eefed58 CR3: 0000000028d90000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class kernel/locking/lockdep.c:228 [inline] mark_lock+0x9a/0x340 kernel/locking/lockdep.c:4655 mark_usage kernel/locking/lockdep.c:4598 [inline] __lock_acquire+0xd6b/0x7f70 kernel/locking/lockdep.c:5090 lock_acquire+0x1e3/0x520 kernel/locking/lockdep.c:5753 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 vga_put drivers/pci/vgaarb.c:547 [inline] vga_arb_release+0x233/0xaf0 drivers/pci/vgaarb.c:1455 __fput+0x3cc/0xa10 fs/file_table.c:394 __do_sys_close fs/open.c:1590 [inline] __se_sys_close+0x15f/0x220 fs/open.c:1575 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fb86e27ba1a Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 RSP: 002b:00007ffed2233580 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb86e27ba1a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000032 R08: 0000001b2dc60000 R09: 00007fb86e39c05c R10: 00007ffed22336d0 R11: 0000000000000293 R12: 00007fb86de00418 R13: ffffffffffffffff R14: 00007fb86de00000 R15: 000000000001928c