------------[ cut here ]------------ WARNING: CPU: 1 PID: 5104 at include/linux/bpf_mprog.h:198 bpf_mprog_total include/linux/bpf_mprog.h:198 [inline] WARNING: CPU: 1 PID: 5104 at include/linux/bpf_mprog.h:198 bpf_mprog_pos_before+0x18c/0x280 kernel/bpf/mprog.c:200 Modules linked in: CPU: 1 PID: 5104 Comm: syz-executor209 Not tainted 6.6.0-rc2-syzkaller-00245-ga59addacf899 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 RIP: 0010:bpf_mprog_total include/linux/bpf_mprog.h:198 [inline] RIP: 0010:bpf_mprog_pos_before+0x18c/0x280 kernel/bpf/mprog.c:200 Code: 89 e8 48 c1 e8 03 42 80 3c 38 00 0f 85 d8 00 00 00 4d 3b 65 00 0f 85 26 ff ff ff e8 1e 5f e3 ff 83 eb 01 eb 38 e8 14 5f e3 ff <0f> 0b e9 3a ff ff ff e8 08 5f e3 ff 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffffc90003cefad0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88801f46d940 RSI: ffffffff81a465dc RDI: 0000000000000005 RBP: 0000000000000040 R08: 0000000000000005 R09: 000000000000003f R10: 0000000000000040 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88801c013418 R14: ffffc90003cefb98 R15: dffffc0000000000 FS: 0000555556695380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fabc01fb0d0 CR3: 0000000072aab000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bpf_mprog_attach+0x720/0xfe0 kernel/bpf/mprog.c:258 tcx_prog_attach+0x2bd/0xbd0 kernel/bpf/tcx.c:39 bpf_prog_attach kernel/bpf/syscall.c:3848 [inline] __sys_bpf+0x3f4a/0x4d30 kernel/bpf/syscall.c:5344 __do_sys_bpf kernel/bpf/syscall.c:5439 [inline] __se_sys_bpf kernel/bpf/syscall.c:5437 [inline] __x64_sys_bpf+0x78/0xc0 kernel/bpf/syscall.c:5437 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fabc0183cb9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffc7b50c788 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fabc0183cb9 RDX: 0000000000000020 RSI: 0000000020000080 RDI: 0000000000000008 RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001