------------[ cut here ]------------ WARNING: CPU: 0 PID: 5136 at kernel/softirq.c:376 __local_bh_enable_ip+0x1b3/0x1f0 Modules linked in: CPU: 0 PID: 5136 Comm: kvm-nx-lpage-re Not tainted 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__local_bh_enable_ip+0x1b3/0x1f0 kernel/softirq.c:376 Code: 04 25 28 00 00 00 48 3b 44 24 60 75 4a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 0b e9 d0 fe ff ff e8 3f 00 00 00 eb a2 <0f> 0b e9 02 ff ff ff 48 c7 c1 e4 9e 73 8e 80 e1 07 80 c1 03 38 c1 RSP: 0018:ffffc9000b967a60 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 1ffff9200172cf50 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff88981ad0 RBP: ffffc9000b967b20 R08: dffffc0000000000 R09: ffffed100edb0e02 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000004 R14: ffffc9000b967aa0 R15: 0000000000000201 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005e6ec000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: sock_hash_delete_elem+0x1a0/0x2f0 net/core/sock_map.c:940 bpf_prog_eb512bdf7f59f20f+0x42/0x4b bpf_dispatcher_nop_func include/linux/bpf.h:989 [inline] __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run2+0x1fd/0x410 kernel/trace/bpf_trace.c:2312 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:94 trace_kfree include/trace/events/kmem.h:94 [inline] kfree+0xf6/0x190 mm/slab_common.c:994 put_css_set_locked+0x6e0/0x940 kernel/cgroup/cgroup.c:982 cgroup_migrate_finish+0x1b7/0x380 kernel/cgroup/cgroup.c:2722 cgroup_attach_task+0x61e/0x970 kernel/cgroup/cgroup.c:2923 cgroup_attach_task_all+0x9d/0xe0 kernel/cgroup/cgroup-v1.c:70 kvm_vm_worker_thread+0x38f/0x540 arch/x86/kvm/../../../virt/kvm/kvm_main.c:6126 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:307