------------[ cut here ]------------ Please remove unsupported %y in format string WARNING: CPU: 0 PID: 17849 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 lib/vsprintf.c:2680 Modules linked in: CPU: 0 UID: 0 PID: 17849 Comm: syz.0.3223 Not tainted 6.10.0-syzkaller-12562-g1722389b0d86 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:format_decode+0x1193/0x1bb0 lib/vsprintf.c:2680 Code: 1c e5 f5 c6 05 10 1c 33 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 80 f5 13 8d e8 ce 2a a7 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 RSP: 0018:ffffc9000b6cf620 EFLAGS: 00010246 RAX: 774f2538298dc600 RBX: 0000000000000079 RCX: 0000000000040000 RDX: ffffc90016447000 RSI: 00000000000047ac RDI: 00000000000047ad RBP: ffffc9000b6cf710 R08: ffffffff81559432 R09: fffffbfff1cb9f88 R10: dffffc0000000000 R11: fffffbfff1cb9f88 R12: 1ffff920016d9f29 R13: ffffc9000b6cf94c R14: dffffc0000000000 R15: ffff0000ffffff00 FS: 00007f396c3c06c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c339e6c CR3: 000000005a634000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bstr_printf+0x137/0x1210 lib/vsprintf.c:3253 ____bpf_trace_printk kernel/trace/bpf_trace.c:390 [inline] bpf_trace_printk+0x1a1/0x230 kernel/trace/bpf_trace.c:375 bpf_prog_9969fcbc4dad73b0+0x40/0x42 bpf_dispatcher_nop_func include/linux/bpf.h:1243 [inline] __bpf_prog_run include/linux/filter.h:691 [inline] bpf_prog_run include/linux/filter.h:698 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2406 [inline] bpf_trace_run10+0x420/0x680 kernel/trace/bpf_trace.c:2455 __bpf_trace_percpu_alloc_percpu+0x4e/0x70 include/trace/events/percpu.h:11 trace_percpu_alloc_percpu include/trace/events/percpu.h:11 [inline] pcpu_alloc_noprof+0x1519/0x16e0 mm/percpu.c:1904 bpf_map_alloc_percpu+0xdc/0x1d0 kernel/bpf/syscall.c:466 bpf_map_init_elem_count include/linux/bpf.h:2285 [inline] htab_map_alloc+0x36e/0xe70 kernel/bpf/hashtab.c:525 map_create+0x90c/0x1200 kernel/bpf/syscall.c:1333 __sys_bpf+0x6d1/0x810 kernel/bpf/syscall.c:5692 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline] __se_sys_bpf kernel/bpf/syscall.c:5815 [inline] __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f396b577299 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:00007f396c3c0048 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 00007f396b706058 RCX: 00007f396b577299 RDX: 0000000000000048 RSI: 0000000020000140 RDI: 000000c000000000 RBP: 00007f396b5e48e6 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f396b706058 R15: 00007fffbf546808