------------[ cut here ]------------ raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 1 PID: 24903 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x1d/0x20 kernel/locking/irqflag-debug.c:10 Modules linked in: CPU: 1 PID: 24903 Comm: syz-executor.0 Not tainted 5.12.0-rc1-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: d4 ff cc cc cc cc cc cc cc cc cc cc cc 80 3d f9 08 14 03 00 74 01 c3 48 c7 c7 00 1d 07 86 c6 05 e8 08 14 03 01 e8 18 4d d4 ff <0f> 0b c3 44 8b 05 45 a9 1e 03 55 53 65 48 8b 1c 25 40 ef 01 00 45 RSP: 0018:ffffc900128cf6f8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88812d8c1ae0 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81297f23 RDI: fffff52002519ed1 RBP: 0000000000000200 R08: 0000000000000001 R09: 0000000000000000 R10: ffffffff814a096f R11: 0000000000000000 R12: 0000000000000003 R13: ffffed1025b1835c R14: 0000000000000001 R15: ffff8881f6b34000 FS: 00007fcf22c27700(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002061f000 CR3: 00000001132a5000 CR4: 00000000001506e0 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+0x86f/0xad0 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] handle_pte_fault mm/memory.c:4326 [inline] __handle_mm_fault+0xbac/0x2860 mm/memory.c:4451 handle_mm_fault+0x1bc/0x7e0 mm/memory.c:4549 do_user_addr_fault+0x483/0x1210 arch/x86/mm/fault.c:1390 handle_page_fault arch/x86/mm/fault.c:1475 [inline] exc_page_fault+0x9e/0x180 arch/x86/mm/fault.c:1531 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:577 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x40 arch/x86/lib/copy_user_64.S:206 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 83 f8 RSP: 0018:ffffc900128cfb60 EFLAGS: 00010206 RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000100 RDX: 0000000000001000 RSI: ffff8881430cef00 RDI: 000000002061f000 RBP: 000000002061e100 R08: 0000000000000000 R09: ffff8881430cefff R10: ffffed1028619dff R11: 0000000000000000 R12: ffff8881430ce000 R13: 000000002061f100 R14: 0000000000000000 R15: 0000000000001000 copy_user_generic arch/x86/include/asm/uaccess_64.h:37 [inline] raw_copy_to_user arch/x86/include/asm/uaccess_64.h:58 [inline] copyout.part.0+0xe4/0x110 lib/iov_iter.c:146 copyout lib/iov_iter.c:180 [inline] copy_page_to_iter_iovec lib/iov_iter.c:217 [inline] copy_page_to_iter+0x41b/0xeb0 lib/iov_iter.c:926 shmem_file_read_iter+0x3e6/0xb40 mm/shmem.c:2658 call_read_iter include/linux/fs.h:1971 [inline] new_sync_read+0x41e/0x6e0 fs/read_write.c:415 vfs_read+0x35c/0x570 fs/read_write.c:496 ksys_read+0x12d/0x250 fs/read_write.c:634 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x465f69 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcf22c27188 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000465f69 RDX: 00000000200001da RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00000000004bfa67 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c008 R13: 00007ffe0050256f R14: 00007fcf22c27300 R15: 0000000000022000