------------[ cut here ]------------
WARNING: CPU: 1 PID: 2160 at kernel/rcu/srcutree.c:664 cleanup_srcu_struct+0x3e9/0x4c0 kernel/rcu/srcutree.c:687
Modules linked in:
CPU: 1 UID: 0 PID: 2160 Comm: syz.0.507 Not tainted syzkaller #0 1976820a860199aae9d2abf4727fc3b97aa7bbea
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:cleanup_srcu_struct+0x3e9/0x4c0 kernel/rcu/srcutree.c:664
Code: 00 48 8b 5d a0 74 08 48 89 df e8 c2 4e 6e 00 48 c7 03 00 00 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e 41 5f 5d e9 18 e0 20 04 cc <0f> 0b eb e8 0f 0b eb e4 0f 0b eb e0 0f 0b eb 0e 0f 0b 4c 8b 75 d0
RSP: 0018:ffffc9000cd77888 EFLAGS: 00010202
RAX: 1ffffd1ffff862fa RBX: ffffc9000edca8e8 RCX: ffffffff816dc9a9
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffe8ffffc317d0
RBP: ffffc9000cd778f0 R08: ffffe8ffffc317d7 R09: 1ffffd1ffff862fa
R10: dffffc0000000000 R11: fffff91ffff862fb R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffe8ffffc317d0
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb4c7ce5f98 CR3: 000000011b9ac000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 kvm_destroy_vm virt/kvm/kvm_main.c:1362 [inline]
 kvm_put_kvm+0x1100/0x12b0 virt/kvm/kvm_main.c:1391
 kvm_vm_release+0x47/0x70 virt/kvm/kvm_main.c:1414
 __fput+0x1fe/0xa00 fs/file_table.c:429
 ____fput+0x20/0x30 fs/file_table.c:457
 task_work_run+0x1e3/0x250 kernel/task_work.c:240
 exit_task_work include/linux/task_work.h:43 [inline]
 do_exit+0x9bc/0x2630 kernel/exit.c:953
 do_group_exit+0x22a/0x300 kernel/exit.c:1095
 get_signal+0x139d/0x14f0 kernel/signal.c:2933
 arch_do_signal_or_restart+0x96/0x720 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x58/0xb0 kernel/entry/common.c:218
 ret_from_fork+0x3a/0xa0 arch/x86/kernel/process.c:162
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
RIP: 0033:0x7f37aebc3449
Code: Unable to access opcode bytes at 0x7f37aebc341f.
RSP: 002b:00007f37ad5d61c0 EFLAGS: 00000206 ORIG_RAX: 00000000000001b3
RAX: 0000000000000000 RBX: 00007f37aeb45830 RCX: 00007f37aebc3449
RDX: 00007f37aeb45830 RSI: 0000000000000058 RDI: 00007ffe31e14b70
RBP: 00007f37ad5d66c0 R08: 00007f37ad5d66c0 R09: 00007ffe31e14c57
R10: 0000000000000008 R11: 0000000000000206 R12: ffffffffffffffa8
R13: 000000000000000b R14: 00007ffe31e14b70 R15: 00007ffe31e14c58
 </TASK>
---[ end trace 0000000000000000 ]---