BUG: spinlock bad magic on CPU#2, syz-executor.0/12778
 lock: 0xffff88802cc00040, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
CPU: 2 PID: 12778 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
Call Trace:
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
 debug_spin_lock_before kernel/locking/spinlock_debug.c:83 [inline]
 do_raw_spin_lock+0x216/0x2b0 kernel/locking/spinlock_debug.c:112
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:117 [inline]
 _raw_spin_lock_irqsave+0x41/0x50 kernel/locking/spinlock.c:159
 srcu_might_be_idle kernel/rcu/srcutree.c:767 [inline]
 synchronize_srcu+0x4f/0x1c0 kernel/rcu/srcutree.c:1008
 kvm_mmu_uninit_vm+0x18/0x30 arch/x86/kvm/mmu/mmu.c:5557
 kvm_arch_destroy_vm+0x4e7/0x680 arch/x86/kvm/x86.c:11277
 kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1060 [inline]
 kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:4486 [inline]
 kvm_dev_ioctl+0xde1/0x1820 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4541
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:1069 [inline]
 __se_sys_ioctl fs/ioctl.c:1055 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:1055
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665e9
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:00007fbcdcf1d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007fff5242c67f R14: 00007fbcdcf1d300 R15: 0000000000022000
general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 3 PID: 12778 Comm: syz-executor.0 Not tainted 5.14.0-rc4-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:rcu_segcblist_enqueue+0xb9/0x130 kernel/rcu/rcu_segcblist.c:348
Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 4e 48 b8 00 00 00 00 00 fc ff df 48 8b 6b 20 48 89 ea 48 c1 ea 03 <80> 3c 02 00 75 21 48 89 75 00 48 89 73 20 48 83 c4 08 5b 5d c3 48
RSP: 0018:ffffc900039efbe8 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff88802cd00080 RCX: ffffffff815acbb0
RDX: 0000000000000000 RSI: ffffc900039efcd0 RDI: ffff88802cd000a0
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff5200073df6f R11: 0000000000000000 R12: ffffc900039efcd0
R13: ffff88802cd00080 R14: 0000000000000000 R15: ffff88802cd00040
FS:  00007fbcdcf1d700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd541f3a000 CR3: 0000000071535000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 srcu_gp_start_if_needed+0x116/0xbc0 kernel/rcu/srcutree.c:823
 __call_srcu kernel/rcu/srcutree.c:883 [inline]
 __synchronize_srcu+0x21f/0x290 kernel/rcu/srcutree.c:929
 kvm_mmu_uninit_vm+0x18/0x30 arch/x86/kvm/mmu/mmu.c:5557
 kvm_arch_destroy_vm+0x4e7/0x680 arch/x86/kvm/x86.c:11277
 kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1060 [inline]
 kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:4486 [inline]
 kvm_dev_ioctl+0xde1/0x1820 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4541
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:1069 [inline]
 __se_sys_ioctl fs/ioctl.c:1055 [inline]
 __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:1055
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665e9
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:00007fbcdcf1d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007fff5242c67f R14: 00007fbcdcf1d300 R15: 0000000000022000
Modules linked in:
---[ end trace c2d0c01e2809d75f ]---
RIP: 0010:rcu_segcblist_enqueue+0xb9/0x130 kernel/rcu/rcu_segcblist.c:348
Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 4e 48 b8 00 00 00 00 00 fc ff df 48 8b 6b 20 48 89 ea 48 c1 ea 03 <80> 3c 02 00 75 21 48 89 75 00 48 89 73 20 48 83 c4 08 5b 5d c3 48
RSP: 0018:ffffc900039efbe8 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff88802cd00080 RCX: ffffffff815acbb0
RDX: 0000000000000000 RSI: ffffc900039efcd0 RDI: ffff88802cd000a0
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff5200073df6f R11: 0000000000000000 R12: ffffc900039efcd0
R13: ffff88802cd00080 R14: 0000000000000000 R15: ffff88802cd00040
FS:  00007fbcdcf1d700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd541f3a000 CR3: 0000000071535000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400