------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at kernel/softirq.c:362 __local_bh_enable_ip+0xc3/0x120 kernel/softirq.c:362 Modules linked in: CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.9.0-rc2-syzkaller-00080-gc85af715cac0 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:__local_bh_enable_ip+0xc3/0x120 kernel/softirq.c:362 Code: 00 e8 61 6f 0b 00 e8 8c b7 42 00 fb 65 8b 05 dc 02 b2 7e 85 c0 74 52 5b 5d c3 cc cc cc cc 65 8b 05 9e b3 b0 7e 85 c0 75 9e 90 <0f> 0b 90 eb 98 e8 93 b5 42 00 eb 99 48 89 ef e8 a9 f4 19 00 eb a2 RSP: 0018:ffffc900001277f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 0000000000000201 RCX: 1ffffffff1fc2ab3 RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff88d4a1d4 RBP: ffffffff88d4a1d4 R08: 0000000000000000 R09: ffffed10048c7d01 R10: ffff88802463e80b R11: ffffffff938e5790 R12: fffffffffffffffe R13: ffff88802463e808 R14: ffff88802463e800 R15: 00000000049396b8 FS: 0000000000000000(0000) GS:ffff88806b000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa32bf39070 CR3: 000000001fb28000 CR4: 0000000000350ef0 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+0x1f4/0x260 net/core/sock_map.c:947 ___bpf_prog_run+0x3e51/0xae80 kernel/bpf/core.c:1997 __bpf_prog_run32+0xc1/0x100 kernel/bpf/core.c:2236 bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline] __bpf_prog_run include/linux/filter.h:657 [inline] bpf_prog_run include/linux/filter.h:664 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline] bpf_trace_run3+0x167/0x440 kernel/trace/bpf_trace.c:2421 trace_kmem_cache_free include/trace/events/kmem.h:114 [inline] kmem_cache_free+0x1d4/0x380 mm/slub.c:4343 mempool_free+0xe7/0x3b0 mm/mempool.c:554 bio_put_percpu_cache block/bio.c:789 [inline] bio_put+0x355/0x5b0 block/bio.c:808 bio_endio+0x5f0/0x700 block/bio.c:1603 req_bio_endio block/blk-mq.c:786 [inline] blk_update_request+0x693/0x1820 block/blk-mq.c:931 blk_mq_end_request+0x4f/0x90 block/blk-mq.c:1054 blk_flush_complete_seq+0x593/0x10c0 block/blk-flush.c:206 flush_end_io+0x77a/0xf70 block/blk-flush.c:264 __blk_mq_end_request+0x298/0x6f0 block/blk-mq.c:1044 lo_complete_rq+0x232/0x2f0 drivers/block/loop.c:366 blk_complete_reqs+0xae/0xf0 block/blk-mq.c:1129 __do_softirq+0x218/0x922 kernel/softirq.c:554 run_ksoftirqd kernel/softirq.c:924 [inline] run_ksoftirqd+0x35/0x60 kernel/softirq.c:916 smpboot_thread_fn+0x661/0xa10 kernel/smpboot.c:164 kthread+0x2c1/0x3a0 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243