------------[ cut here ]------------ Please remove unsupported % in format string WARNING: CPU: 0 PID: 4400 at lib/vsprintf.c:2667 format_decode+0x12d2/0x1f10 lib/vsprintf.c:2667 Modules linked in: CPU: 0 PID: 4400 Comm: syz.1.165 Not tainted 5.15.164-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:format_decode+0x12d2/0x1f10 lib/vsprintf.c:2667 Code: a7 09 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 1e dc 8a e8 ee d7 1d fd <0f> 0b e9 01 fa ff ff 48 8b 4c 24 18 80 e1 07 38 c1 0f 8c e3 ed ff RSP: 0018:ffffc900031976c0 EFLAGS: 00010246 RAX: 810bb21296487b00 RBX: 00000000ffffffdb RCX: 0000000000040000 RDX: ffffc9000ea69000 RSI: 0000000000003dca RDI: 0000000000003dcb RBP: ffffc900031977b0 R08: ffffffff8166892c R09: ffffed10173467a8 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff0a00ffffff00 R13: ffff0000ffffff00 R14: ffffc900031979ec R15: 1ffff92000632f3d FS: 00007f32eb7426c0(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2858ba CR3: 0000000024672000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bstr_printf+0x130/0x1160 lib/vsprintf.c:3238 ____bpf_trace_printk kernel/trace/bpf_trace.c:381 [inline] bpf_trace_printk+0x1bc/0x410 kernel/trace/bpf_trace.c:366 bpf_prog_12183cdb1cd51dab+0x2e/0x874 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] bpf_test_run+0x3f4/0x8a0 net/bpf/test_run.c:119 bpf_prog_test_run_skb+0xb41/0x1420 net/bpf/test_run.c:669 bpf_prog_test_run+0x32f/0x3a0 kernel/bpf/syscall.c:3368 __sys_bpf+0x3ac/0x670 kernel/bpf/syscall.c:4669 __do_sys_bpf kernel/bpf/syscall.c:4755 [inline] __se_sys_bpf kernel/bpf/syscall.c:4753 [inline] __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:4753 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f32ed2c59f9 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:00007f32eb742038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f32ed461f80 RCX: 00007f32ed2c59f9 RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a RBP: 00007f32ed3338ee R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f32ed461f80 R15: 00007ffc0f5896e8