------------[ cut here ]------------ WARNING: CPU: 1 PID: 3606 at kernel/softirq.c:363 __local_bh_enable_ip+0x1b3/0x1f0 Modules linked in: CPU: 1 PID: 3606 Comm: kvm-nx-lpage-re Not tainted 5.15.153-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:363 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 c4 c8 e3 8d 80 e1 07 80 c1 03 38 c1 RSP: 0000:ffffc90003b57a00 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 1ffff9200076af44 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff884ede60 RBP: ffffc90003b57ac0 R08: dffffc0000000000 R09: ffffed10029f2f02 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0000000000000004 R14: ffffc90003b57a40 R15: 0000000000000201 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c002285000 CR3: 000000001e4dd000 CR4: 00000000003526e0 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:945 bpf_prog_eb512bdf7f59f20f+0x42/0x8bc bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1917 __bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118 trace_kfree include/trace/events/kmem.h:118 [inline] kfree+0x22f/0x270 mm/slub.c:4549 put_css_set_locked+0x6e0/0x930 kernel/cgroup/cgroup.c:982 cgroup_migrate_finish+0x1b7/0x380 kernel/cgroup/cgroup.c:2670 cgroup_attach_task+0x5b0/0x860 kernel/cgroup/cgroup.c:2871 cgroup_attach_task_all+0xbf/0x150 kernel/cgroup/cgroup-v1.c:74 kvm_vm_worker_thread+0xc8/0x260 arch/x86/kvm/../../../virt/kvm/kvm_main.c:5802 kthread+0x3f6/0x4f0 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298