------------[ cut here ]------------ WARNING: CPU: 0 PID: 5038 at kernel/softirq.c:376 __local_bh_enable_ip+0x1b3/0x1f0 Modules linked in: CPU: 0 PID: 5038 Comm: kworker/0:15 Not tainted 6.1.84-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Workqueue: 0x0 (events) 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:ffffc90000007620 EFLAGS: 00010046 RAX: 0000000000000000 RBX: 1ffff92000000ec8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff8897f1fb RBP: ffffc900000076d8 R08: dffffc0000000000 R09: ffffed100a775d46 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: ffffc9000b1d9000 R14: ffffc90000007660 R15: 0000000000000201 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2c223000 CR3: 000000005889d000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 00000000000000d8 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sock_map_delete net/core/sock_map.c:426 [inline] sock_map_delete_elem+0xcb/0x130 net/core/sock_map.c:448 bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e 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 dummy_timer+0x838/0x3200 drivers/usb/gadget/udc/dummy_hcd.c:1982 call_timer_fn+0x1ad/0x6b0 kernel/time/timer.c:1504 expire_timers kernel/time/timer.c:1549 [inline] __run_timers+0x67c/0x890 kernel/time/timer.c:1820 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833 __do_softirq+0x2e9/0xa4c kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x155/0x240 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653 RIP: 0010:finish_task_switch+0x1d3/0x810 kernel/sched/core.c:5124 Code: 39 0b 00 48 83 c4 08 4c 89 f7 e8 98 30 00 00 0f 1f 44 00 00 4c 89 f7 e8 3b 40 35 09 e8 46 2e 32 00 fb 49 8d bc 24 f8 15 00 00 <48> 89 f8 48 c1 e8 03 49 bd 00 00 00 00 00 fc ff df 42 0f b6 04 28 RSP: 0018:ffffc90005a17ba8 EFLAGS: 00000286 RAX: afa78c4602490c00 RBX: ffff88807445bbb4 RCX: ffffffff91c90103 RDX: dffffc0000000000 RSI: ffffffff8aebeec0 RDI: ffff888023ac5178 RBP: ffffc90005a17bf0 R08: dffffc0000000000 R09: ffffed1017307541 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888023ac3b80 R13: 1ffff110173076eb R14: ffff8880b983aa00 R15: ffff8880b983b758 context_switch kernel/sched/core.c:5248 [inline] __schedule+0x1435/0x4550 kernel/sched/core.c:6558 schedule+0xbf/0x180 kernel/sched/core.c:6634 worker_thread+0xe9d/0x1200 kernel/workqueue.c:2460 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:307 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 0b 00 or (%rax),%eax 2: 48 83 c4 08 add $0x8,%rsp 6: 4c 89 f7 mov %r14,%rdi 9: e8 98 30 00 00 call 0x30a6 e: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 13: 4c 89 f7 mov %r14,%rdi 16: e8 3b 40 35 09 call 0x9354056 1b: e8 46 2e 32 00 call 0x322e66 20: fb sti 21: 49 8d bc 24 f8 15 00 lea 0x15f8(%r12),%rdi 28: 00 * 29: 48 89 f8 mov %rdi,%rax <-- trapping instruction 2c: 48 c1 e8 03 shr $0x3,%rax 30: 49 bd 00 00 00 00 00 movabs $0xdffffc0000000000,%r13 37: fc ff df 3a: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax