------------[ cut here ]------------ WARNING: CPU: 0 PID: 5189 at kernel/softirq.c:362 __local_bh_enable_ip+0x1be/0x200 kernel/softirq.c:362 Modules linked in: CPU: 0 PID: 5189 Comm: syz-fuzzer Not tainted 6.9.0-rc2-next-20240402-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__local_bh_enable_ip+0x1be/0x200 kernel/softirq.c:362 Code: 3b 44 24 60 75 52 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90 0f 0b 90 e9 ca fe ff ff e8 55 00 00 00 eb 9c 90 <0f> 0b 90 e9 fa fe ff ff 48 c7 c1 3c 68 a9 8f 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90003b778c0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 1ffff9200076ef1c RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff896db186 RBP: ffffc90003b77980 R08: ffff88807eff600b R09: 1ffff1100fdfec01 R10: dffffc0000000000 R11: ffffed100fdfec02 R12: dffffc0000000000 R13: 0000000000000004 R14: ffffc90003b77900 R15: 0000000000000201 FS: 000000c000f79c90(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa80bb3c000 CR3: 0000000077b6e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: spin_unlock_bh include/linux/spinlock.h:396 [inline] sock_hash_delete_elem+0x1a6/0x300 net/core/sock_map.c:947 bpf_prog_2c29ac5cdc6b1842+0x42/0x46 bpf_dispatcher_nop_func include/linux/bpf.h:1233 [inline] __bpf_prog_run include/linux/filter.h:667 [inline] bpf_prog_run include/linux/filter.h:674 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2396 [inline] bpf_trace_run3+0x33a/0x590 kernel/trace/bpf_trace.c:2438 trace_kmem_cache_free include/trace/events/kmem.h:114 [inline] kmem_cache_free+0x29c/0x340 mm/slub.c:4437 __sigqueue_free kernel/signal.c:451 [inline] collect_signal kernel/signal.c:594 [inline] __dequeue_signal+0x4ac/0x5c0 kernel/signal.c:616 dequeue_signal+0xd8/0x5a0 kernel/signal.c:636 get_signal+0x602/0x1740 kernel/signal.c:2790 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] irqentry_exit_to_user_mode+0x79/0x270 kernel/entry/common.c:231 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0033:0x66dcdd Code: 00 48 39 ce 0f 82 db 01 00 00 0f 1f 00 49 39 c8 0f 87 c7 01 00 00 4c 8b 88 90 10 00 00 4d 89 c2 49 29 f0 49 c1 f8 3f 4d 21 d0 <49> 89 cb 4d 29 d3 4d 01 c8 49 39 fa 0f 82 96 01 00 00 4d 89 d4 49 RSP: 002b:000000c000a47180 EFLAGS: 00000202 RAX: 000000c0015b1900 RBX: 0000000000000008 RCX: 00000000000013be RDX: 00000000000012bc RSI: 0000000000008000 RDI: 00000000000012bb RBP: 000000c000a471f0 R08: 00000000000012cb R09: 000000c001176000 R10: 00000000000012cb R11: 0000000000000008 R12: 00000000000012c3 R13: 00000000000012bb R14: 000000c0004df860 R15: 0000000000000004