------------[ cut here ]------------ WARNING: CPU: 0 PID: 3767 at kernel/cpu.c:347 lockdep_assert_cpus_held kernel/cpu.c:347 [inline] WARNING: CPU: 0 PID: 3767 at kernel/cpu.c:347 lockdep_assert_cpus_held+0xbd/0xe0 kernel/cpu.c:336 Modules linked in: CPU: 0 PID: 3767 Comm: vhost-3765 Not tainted 6.0.0-rc2-syzkaller-00054-gc40e8341e3b3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 RIP: 0010:lockdep_assert_cpus_held kernel/cpu.c:347 [inline] RIP: 0010:lockdep_assert_cpus_held+0xbd/0xe0 kernel/cpu.c:336 Code: e8 38 0c 34 00 be ff ff ff ff 48 c7 c7 70 64 e3 8b e8 37 71 37 08 31 ff 89 c3 89 c6 e8 dc 08 34 00 85 db 75 d5 e8 13 0c 34 00 <0f> 0b eb cc 48 c7 c7 44 66 de 8d e8 d3 73 80 00 e9 62 ff ff ff 48 RSP: 0018:ffffc90004c7fbe8 EFLAGS: 00010212 RAX: 0000000000006868 RBX: 0000000000000000 RCX: ffffc90014175000 RDX: 0000000000040000 RSI: ffffffff8147ff0d RDI: 0000000000000005 RBP: ffff88814763c000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffc90004c7fda0 R13: ffffffff8bfdc2a0 R14: 1ffff9200098ff84 R15: ffffc90004c7fdc4 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc6c7e3ea8 CR3: 0000000076616000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cpuset_attach+0x92/0x520 kernel/cgroup/cpuset.c:2292 cgroup_migrate_execute+0xbc7/0x1220 kernel/cgroup/cgroup.c:2584 cgroup_attach_task+0x416/0x7c0 kernel/cgroup/cgroup.c:2875 cgroup_attach_task_all+0xde/0x140 kernel/cgroup/cgroup-v1.c:70 vhost_attach_cgroups_work+0x3a/0x90 drivers/vhost/vhost.c:523 vhost_worker+0x23d/0x3d0 drivers/vhost/vhost.c:364 kthread+0x2e4/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306