------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(this_cpu_read(softirq_ctrl.cnt)) WARNING: CPU: 0 PID: 6272 at kernel/softirq.c:176 __local_bh_disable_ip+0x3d9/0x540 kernel/softirq.c:176 Modules linked in: CPU: 0 UID: 0 PID: 6272 Comm: syz.3.109 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:__local_bh_disable_ip+0x3d9/0x540 kernel/softirq.c:176 Code: 0f b6 04 28 84 c0 0f 85 56 01 00 00 83 3d 52 e8 31 0d 00 75 19 90 48 c7 c7 c0 a7 c9 8a 48 c7 c6 00 a8 c9 8a e8 f8 5f fe ff 90 <0f> 0b 90 90 90 e9 7b ff ff ff 90 0f 0b 90 e9 71 fe ff ff e8 7f 63 RSP: 0018:ffffc9000403f940 EFLAGS: 00010246 RAX: e908125510cfd500 RBX: 1ffff92000807f30 RCX: 0000000000080000 RDX: ffffc900122ac000 RSI: 0000000000000262 RDI: 0000000000000263 RBP: ffffc9000403fa48 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed101710487b R12: ffff888024c20000 R13: dffffc0000000000 R14: ffff888024c20b4c R15: 1ffff11004984169 FS: 00007f2eb31a16c0(0000) GS:ffff88812703b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c30e434 CR3: 000000002617c000 CR4: 00000000003526f0 Call Trace: local_bh_disable include/linux/bottom_half.h:20 [inline] spin_lock_bh include/linux/spinlock_rt.h:87 [inline] sock_hash_delete_elem+0xc6/0x320 net/core/sock_map.c:952 bpf_prog_0c6c60b8c4db3835+0x46/0x4e bpf_dispatcher_nop_func include/linux/bpf.h:1350 [inline] __bpf_prog_run include/linux/filter.h:721 [inline] bpf_prog_run include/linux/filter.h:728 [inline] bpf_prog_run_pin_on_cpu include/linux/filter.h:745 [inline] bpf_flow_dissect+0x225/0x720 net/core/flow_dissector.c:1024 bpf_prog_test_run_flow_dissector+0x37c/0x5c0 net/bpf/test_run.c:1425 bpf_prog_test_run+0x2cd/0x340 kernel/bpf/syscall.c:4673 __sys_bpf+0x562/0x860 kernel/bpf/syscall.c:6152 __do_sys_bpf kernel/bpf/syscall.c:6244 [inline] __se_sys_bpf kernel/bpf/syscall.c:6242 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:6242 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2eb539eec9 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2eb31a1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f2eb55f6270 RCX: 00007f2eb539eec9 RDX: 0000000000000050 RSI: 0000200000000180 RDI: 000000000000000a RBP: 00007f2eb5421f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2eb55f6308 R14: 00007f2eb55f6270 R15: 00007ffeda16fa18