------------[ cut here ]------------
raw_local_irq_restore() called with IRQs enabled
WARNING: CPU: 1 PID: 8480 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: 8480 Comm: syz-executor.5 Not tainted 5.12.0-rc1-next-20210305-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 92 e4 ad 04 00 74 01 c3 48 c7 c7 00 90 6b 89 c6 05 81 e4 ad 04 01 e8 53 c9 be ff <0f> 0b c3 48 39 77 10 0f 84 97 00 00 00 66 f7 47 22 f0 ff 74 4b 48
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8480 at drivers/gpu/drm/vkms/vkms_crtc.c:21 vkms_vblank_simulate+0x31e/0x3b0 drivers/gpu/drm/vkms/vkms_crtc.c:21
Modules linked in:
CPU: 1 PID: 8480 Comm: syz-executor.5 Not tainted 5.12.0-rc1-next-20210305-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0 drivers/gpu/drm/vkms/vkms_crtc.c:21
Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 a0 27 d6 89 e8 0c 0d f0 ff e9 e5 fe ff ff e8 c2 82 2a fd <0f> 0b e9 88 fd ff ff e8 96 8b 6e fd e9 11 fe ff ff 4c 89 ef e8 89
RSP: 0018:ffffc90000dc04e8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff88801818de58 RCX: 0000000000000100
RDX: ffff88801acdb800 RSI: ffffffff84495eae RDI: 0000000000000003
RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff84495c33 R11: 0000000000000000 R12: ffff88801818cd30
R13: 0000000000fe4c00 R14: ffff8880b9d26380 R15: ffffffff84495b90
FS: 00000000026ab400(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c820000 CR3: 0000000057b84000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__run_hrtimer kernel/time/hrtimer.c:1537 [inline]
__hrtimer_run_queues+0x609/0xe40 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x540 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x40/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:632
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:197
Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 49 0e 8e 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90000dc07b0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff88801acdb800 RSI: ffffffff815bdcef RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8fab8867
R10: ffffffff815bdce5 R11: 0000000000000000 R12: ffffffff84aee9b0
R13: 0000000000000200 R14: dffffc0000000000 R15: ffffc90000dc0810
console_unlock+0x805/0xc80 kernel/printk/printk.c:2586
vprintk_emit+0x1ca/0x560 kernel/printk/printk.c:2098
vprintk_func+0x8d/0x1e0 kernel/printk/printk_safe.c:401
printk+0xba/0xed kernel/printk/printk.c:2146
show_opcodes.cold+0x1c/0x21 arch/x86/kernel/dumpstack.c:129
show_iret_regs+0xd/0x33 arch/x86/kernel/dumpstack.c:155
__show_regs+0x1e/0x60 arch/x86/kernel/process_64.c:73
show_regs+0x2f/0x40 arch/x86/kernel/dumpstack.c:469
__warn+0xe2/0x210 kernel/panic.c:595
report_bug+0x1bd/0x210 lib/bug.c:195
handle_bug+0x3c/0x60 arch/x86/kernel/traps.c:239
exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:259
asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:575
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 92 e4 ad 04 00 74 01 c3 48 c7 c7 00 90 6b 89 c6 05 81 e4 ad 04 01 e8 53 c9 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:ffffc90000dc0cb0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88802c9d0c48 RCX: 0000000000000000
RDX: ffff88801acdb800 RSI: ffffffff815c1e55 RDI: fffff520001b8188
RBP: 0000000000000200 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff815babee R11: 0000000000000000 R12: 0000000000000003
R13: ffffed100593a189 R14: 0000000000000001 R15: ffff8880b9d35fc0
kvm_wait arch/x86/kernel/kvm.c:865 [inline]
kvm_wait+0xc9/0xe0 arch/x86/kernel/kvm.c:842
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]
tcp_tsq_handler+0x1d/0x200 net/ipv4/tcp_output.c:1029
tcp_tasklet_func+0x2cc/0x560 net/ipv4/tcp_output.c:1063
tasklet_action_common.constprop.0+0x1d7/0x2d0 kernel/softirq.c:557
__do_softirq+0x29b/0x9f6 kernel/softirq.c:345
invoke_softirq kernel/softirq.c:221 [inline]
__irq_exit_rcu+0x136/0x200 kernel/softirq.c:422
irq_exit_rcu+0x5/0x20 kernel/softirq.c:434
common_interrupt+0xa4/0xd0 arch/x86/kernel/irq.c:240
asm_common_interrupt+0x1e/0x40 arch/x86/include/asm/idtentry.h:623
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3228 [inline]
RIP: 0010:ext4_mb_prefetch+0x31d/0x830 fs/ext4/mballoc.c:2212
Code: 85 c0 74 26 e8 f4 95 65 ff 0f b6 05 40 b5 a3 0b 31 ff 89 c6 88 44 24 08 e8 90 9c 65 ff 0f b6 44 24 08 84 c0 0f 84 f3 02 00 00 ce 95 65 ff 8b 44 24 18 4d 8d 3c c7 4c 89 f8 48 c1 e8 03 80 3c
RSP: 0018:ffffc9000199f330 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000006 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff88801acdb800 RDI: 0000000000000003
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff820e4ea7 R11: 0000000000000000 R12: 0000000000000006
R13: 0000000000000009 R14: ffff888148264000 R15: ffff88802202f8e8
ext4_mb_regular_allocator+0x111a/0x2180 fs/ext4/mballoc.c:2379
ext4_mb_new_blocks+0x2474/0x51b0 fs/ext4/mballoc.c:4975
ext4_ext_map_blocks+0x20da/0x5fb0 fs/ext4/extents.c:4238
ext4_map_blocks+0x653/0x17d0 fs/ext4/inode.c:638
ext4_getblk+0x13c/0x680 fs/ext4/inode.c:848
ext4_bread+0x29/0x210 fs/ext4/inode.c:900
ext4_append+0x17f/0x390 fs/ext4/namei.c:67
ext4_init_new_dir+0x25e/0x4d0 fs/ext4/namei.c:2768
ext4_mkdir+0x3cf/0xb20 fs/ext4/namei.c:2814
vfs_mkdir+0x1ca/0x360 fs/namei.c:3817
do_mkdirat+0x284/0x310 fs/namei.c:3842
do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x465077
Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 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:00007ffc77bf5298 EFLAGS: 00000202 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007ffc77bf5330 RCX: 0000000000465077
RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffc77bf5330
RBP: 00007ffc77bf530c R08: 0000000000000000 R09: 0000000000000004
R10: 00007ffc77bf5036 R11: 0000000000000202 R12: 0000000000000032
R13: 000000000001f802 R14: 0000000000000004 R15: 00007ffc77bf5370