------------[ cut here ]------------ Please remove unsupported % in format string WARNING: CPU: 0 PID: 4828 at lib/vsprintf.c:2661 format_decode+0x12d2/0x1f10 lib/vsprintf.c:2661 Modules linked in: CPU: 0 PID: 4828 Comm: syz.4.137 Tainted: G W 6.1.120-syzkaller-00773-g52f863f820fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 RIP: 0010:format_decode+0x12d2/0x1f10 lib/vsprintf.c:2661 Code: da 03 01 48 b8 00 00 00 00 00 fc ff df 41 0f b6 04 07 84 c0 0f 85 30 0c 00 00 41 0f be 36 48 c7 c7 a0 e6 2d 8c e8 4e 1a a6 f6 <0f> 0b e9 01 fa ff ff 48 8b 4c 24 18 80 e1 07 38 c1 0f 8c e3 ed ff RSP: 0018:ffffc9000d0bf680 EFLAGS: 00010246 RAX: 620219c9725c4f00 RBX: 00000000ffffffdb RCX: 0000000000080000 RDX: ffffc9000da4b000 RSI: 0000000000003548 RDI: 0000000000003549 RBP: ffffc9000d0bf770 R08: ffffffff8152b84e R09: fffff52001a17e31 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff0a00ffffff00 R13: ffff0000ffffff00 R14: ffffc9000d0bf9ac R15: 1ffff92001a17f35 FS: 00007f8d608de6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c24fa93 CR3: 000000007c9e0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bstr_printf+0x130/0x1160 lib/vsprintf.c:3234 ____bpf_trace_printk kernel/trace/bpf_trace.c:389 [inline] bpf_trace_printk+0x19d/0x220 kernel/trace/bpf_trace.c:374 bpf_prog_12183cdb1cd51dab+0x2e/0x32 bpf_dispatcher_nop_func include/linux/bpf.h:992 [inline] __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run include/linux/filter.h:610 [inline] bpf_test_run+0x40f/0x8b0 net/bpf/test_run.c:402 bpf_prog_test_run_skb+0xaf1/0x13a0 net/bpf/test_run.c:1186 bpf_prog_test_run+0x32f/0x3a0 kernel/bpf/syscall.c:3685 __sys_bpf+0x3eb/0x6c0 kernel/bpf/syscall.c:5038 __do_sys_bpf kernel/bpf/syscall.c:5124 [inline] __se_sys_bpf kernel/bpf/syscall.c:5122 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:5122 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8d5fb85d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8d608de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f8d5fd75fa0 RCX: 00007f8d5fb85d29 RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a RBP: 00007f8d5fc01a20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f8d5fd75fa0 R15: 00007ffc9f83e328