------------[ cut here ]------------ kernel BUG at kernel/bpf/arraymap.c:494! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 32594 Comm: kworker/0:101 Not tainted 5.4.254-syzkaller-00010-g5f1cbd78af59 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 Workqueue: events bpf_map_free_deferred RIP: 0010:fd_array_map_free+0xc2/0xd0 kernel/bpf/arraymap.c:494 Code: 41 5d 41 5e 41 5f 5d e9 4c 4b f9 ff 89 e9 80 e1 07 80 c1 03 38 c1 7c 85 48 89 ef e8 f8 d0 1e 00 e9 78 ff ff ff e8 6e 0f ef ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41 RSP: 0018:ffff8881e3bb7cf8 EFLAGS: 00010293 RAX: ffffffff81753402 RBX: ffffc900070501c8 RCX: ffff8881c1fb6e40 RDX: 0000000000000000 RSI: 000000000000bf25 RDI: 0000000000000000 RBP: 000000000000a617 R08: ffffffff81753385 R09: fffffbfff0bde294 R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000bf24 R13: ffffc90006ffd110 R14: ffffc90006ffd000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff1ed3cf10 CR3: 00000001eae3f000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: bpf_map_free_deferred+0xa8/0x100 kernel/bpf/syscall.c:311 process_one_work+0x765/0xd20 kernel/workqueue.c:2290 worker_thread+0xaef/0x1470 kernel/workqueue.c:2436 kthread+0x2da/0x360 kernel/kthread.c:288 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:354 Modules linked in: ---[ end trace 6c092ed406b21a5a ]--- RIP: 0010:fd_array_map_free+0xc2/0xd0 kernel/bpf/arraymap.c:494 Code: 41 5d 41 5e 41 5f 5d e9 4c 4b f9 ff 89 e9 80 e1 07 80 c1 03 38 c1 7c 85 48 89 ef e8 f8 d0 1e 00 e9 78 ff ff ff e8 6e 0f ef ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41 RSP: 0018:ffff8881e3bb7cf8 EFLAGS: 00010293 RAX: ffffffff81753402 RBX: ffffc900070501c8 RCX: ffff8881c1fb6e40 RDX: 0000000000000000 RSI: 000000000000bf25 RDI: 0000000000000000 RBP: 000000000000a617 R08: ffffffff81753385 R09: fffffbfff0bde294 R10: 0000000000000000 R11: dffffc0000000001 R12: 000000000000bf24 R13: ffffc90006ffd110 R14: ffffc90006ffd000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555574f6818 CR3: 00000001ed708000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600