------------[ cut here ]------------ Please remove unsupported % in format string WARNING: CPU: 1 PID: 3647 at lib/vsprintf.c:2667 format_decode+0x12d2/0x1f10 lib/vsprintf.c:2667 Modules linked in: CPU: 1 PID: 3647 Comm: syz.3.4 Not tainted 5.15.168-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 80 28 dc 8a e8 fe 5e 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:ffffc900030f76c0 EFLAGS: 00010246 RAX: cddb61feaf5f9c00 RBX: 00000000ffffffdb RCX: 0000000000040000 RDX: ffffc90003d8d000 RSI: 0000000000003630 RDI: 0000000000003631 RBP: ffffc900030f77b0 R08: ffffffff81669a2c R09: ffffed1017224f24 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff0a00ffffff00 R13: ffff0000ffffff00 R14: ffffc900030f79ec R15: 1ffff9200061ef3d FS: 00007f2d6e4976c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c372004 CR3: 0000000074f76000 CR4: 00000000003506e0 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/0xbcc 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: 0033:0x7f2d7001eff9 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:00007f2d6e497038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f2d701d6f80 RCX: 00007f2d7001eff9 RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a RBP: 00007f2d70091296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f2d701d6f80 R15: 00007fffa165e308