------------[ cut here ]------------ Please remove unsupported % in format string WARNING: CPU: 1 PID: 1993 at lib/vsprintf.c:2149 format_decode+0x8fc/0xaf0 lib/vsprintf.c:2149 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 1993 Comm: syz-executor7 Not tainted 4.18.0+ #190 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 panic+0x238/0x4e7 kernel/panic.c:184 __warn.cold.8+0x163/0x1ba kernel/panic.c:536 report_bug+0x252/0x2d0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] do_error_trap+0x1fc/0x4d0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:993 RIP: 0010:format_decode+0x8fc/0xaf0 lib/vsprintf.c:2149 Code: e8 59 59 c9 fa 41 c6 04 24 12 e9 94 fd ff ff e8 4a 59 c9 fa 0f be f3 48 c7 c7 60 bc 89 87 c6 05 28 aa d2 01 01 e8 e4 e9 93 fa <0f> 0b 4d 8b 7d c0 e9 56 fe ff ff 48 8b bd 68 ff ff ff e8 cd 4f 08 RSP: 0018:ffff88019d047688 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffc90005c3b000 RDX: 0000000000002d8a RSI: ffffffff816422b1 RDI: ffff88019d047378 RBP: ffff88019d047730 R08: ffff8801c5fb44c0 R09: 0000000000000006 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88019d0477a8 R13: ffff88019d047708 R14: 0000000000000000 R15: ffff88019d047b04 vsnprintf+0x185/0x1b60 lib/vsprintf.c:2245 vscnprintf+0x2d/0x80 lib/vsprintf.c:2396 __trace_array_vprintk.part.60+0xc7/0x330 kernel/trace/trace.c:2990 __trace_array_vprintk kernel/trace/trace.c:3021 [inline] trace_array_vprintk kernel/trace/trace.c:3021 [inline] trace_vprintk+0x5f/0x90 kernel/trace/trace.c:3059 __trace_printk+0xce/0x120 kernel/trace/trace_printk.c:237 ____bpf_trace_printk kernel/trace/bpf_trace.c:274 [inline] bpf_trace_printk+0xb16/0xc30 kernel/trace/bpf_trace.c:166 IPVS: length: 114 != 8 bpf_prog_e51deac1441bc083+0x86f/0x1000 IPVS: length: 114 != 8 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..