./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3105712916 <...> Warning: Permanently added '10.128.1.82' (ED25519) to the list of known hosts. execve("./syz-executor3105712916", ["./syz-executor3105712916"], 0x7fff3c581330 /* 10 vars */) = 0 brk(NULL) = 0x555571b0a000 brk(0x555571b0ad00) = 0x555571b0ad00 arch_prctl(ARCH_SET_FS, 0x555571b0a380) = 0 set_tid_address(0x555571b0a650) = 5079 set_robust_list(0x555571b0a660, 24) = 0 rseq(0x555571b0aca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3105712916", 4096) = 28 getrandom("\x44\x9b\xe5\x69\x41\x14\x21\x9a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555571b0ad00 brk(0x555571b2bd00) = 0x555571b2bd00 brk(0x555571b2c000) = 0x555571b2c000 mprotect(0x7f5b3d80c000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=8, insns=0x20001000, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 3 [ 55.671548][ T5079] ------------[ cut here ]------------ [ 55.677128][ T5079] Please remove unsupported % in format string [ 55.683934][ T5079] WARNING: CPU: 1 PID: 5079 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 [ 55.692943][ T5079] Modules linked in: [ 55.696822][ T5079] CPU: 1 PID: 5079 Comm: syz-executor310 Not tainted 6.9.0-rc5-syzkaller-00185-g3e9bc0472b91 #0 [ 55.707275][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 55.717367][ T5079] RIP: 0010:format_decode+0x1193/0x1bb0 [ 55.722959][ T5079] Code: 9e 1c f6 c6 05 61 42 1a 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 51 e8 8c e8 6e 1a df f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 55.742604][ T5079] RSP: 0018:ffffc900033cf660 EFLAGS: 00010246 [ 55.748704][ T5079] RAX: 97c8649d88785100 RBX: 0000000000000000 RCX: ffff88802f921e00 [ 55.756707][ T5079] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.764726][ T5079] RBP: ffffc900033cf750 R08: ffffffff81587f12 R09: fffffbfff1c39b4c [ 55.772711][ T5079] R10: dffffc0000000000 R11: fffffbfff1c39b4c R12: 1ffff92000679f31 [ 55.780738][ T5079] R13: ffffc900033cf98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 55.788760][ T5079] FS: 0000555571b0a380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 [ 55.797714][ T5079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.804329][ T5079] CR2: 00007f0929df1b10 CR3: 0000000021f08000 CR4: 00000000003506f0 [ 55.812291][ T5079] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.820291][ T5079] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.828288][ T5079] Call Trace: [ 55.831555][ T5079] [ 55.834514][ T5079] ? __warn+0x163/0x4e0 [ 55.838686][ T5079] ? format_decode+0x1193/0x1bb0 [ 55.843659][ T5079] ? report_bug+0x2b3/0x500 [ 55.848170][ T5079] ? format_decode+0x1193/0x1bb0 [ 55.853140][ T5079] ? handle_bug+0x3e/0x70 [ 55.857473][ T5079] ? exc_invalid_op+0x1a/0x50 [ 55.862136][ T5079] ? asm_exc_invalid_op+0x1a/0x20 [ 55.867198][ T5079] ? __warn_printk+0x292/0x360 [ 55.871975][ T5079] ? format_decode+0x1193/0x1bb0 [ 55.876971][ T5079] ? __pfx_format_decode+0x10/0x10 [ 55.882108][ T5079] ? bstr_printf+0x721/0x1210 [ 55.886822][ T5079] bstr_printf+0x137/0x1210 [ 55.891425][ T5079] ? __pfx_bstr_printf+0x10/0x10 [ 55.896394][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 55.902725][ T5079] ? bpf_trace_printk+0x115/0x230 [ 55.907788][ T5079] bpf_trace_printk+0x1a1/0x230 [ 55.912645][ T5079] ? ktime_get+0x1b6/0x280 [ 55.917096][ T5079] ? __pfx_bpf_trace_printk+0x10/0x10 [ 55.922470][ T5079] ? ktime_get+0x1b6/0x280 [ 55.926931][ T5079] ? __kasan_krealloc+0xb8/0xe0 [ 55.931797][ T5079] ? bpf_test_run+0x31e/0x900 [ 55.936513][ T5079] ? __x64_sys_bpf+0x7c/0x90 [ 55.941107][ T5079] ? read_tsc+0x9/0x20 [ 55.945206][ T5079] ? ktime_get+0x24c/0x280 [ 55.949641][ T5079] ? bpf_test_run+0x31e/0x900 [ 55.954359][ T5079] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 55.959824][ T5079] bpf_test_run+0x409/0x900 [ 55.964376][ T5079] ? __pfx_bpf_test_run+0x10/0x10 [ 55.969405][ T5079] ? eth_type_trans+0x3d1/0x7a0 [ 55.974321][ T5079] ? __pfx_eth_type_trans+0x10/0x10 [ 55.979533][ T5079] ? convert___skb_to_skb+0x41/0x620 [ 55.984861][ T5079] bpf_prog_test_run_skb+0xafa/0x13a0 [ 55.990259][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 55.996107][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 56.001927][ T5079] bpf_prog_test_run+0x33a/0x3b0 [ 56.006918][ T5079] __sys_bpf+0x48d/0x810 [ 56.011173][ T5079] ? __pfx___sys_bpf+0x10/0x10 [ 56.016004][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 56.022350][ T5079] ? do_syscall_64+0x102/0x240 [ 56.027163][ T5079] __x64_sys_bpf+0x7c/0x90 [ 56.031587][ T5079] do_syscall_64+0xf5/0x240 [ 56.036127][ T5079] ? clear_bhb_loop+0x35/0x90 [ 56.040812][ T5079] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.046737][ T5079] RIP: 0033:0x7f5b3d7994e9 [ 56.051158][ T5079] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 56.070800][ T5079] RSP: 002b:00007ffd73fad398 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 56.079262][ T5079] RAX: ffffffffffffffda RBX: 00007ffd73fad568 RCX: 00007f5b3d7994e9 [ 56.087257][ T5079] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 56.095253][ T5079] RBP: 00007f5b3d80c610 R08: 0000000000000000 R09: 00007ffd73fad568 [ 56.103248][ T5079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.111219][ T5079] R13: 00007ffd73fad558 R14: 0000000000000001 R15: 0000000000000001 [ 56.119234][ T5079] [ 56.122256][ T5079] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 56.129515][ T5079] CPU: 1 PID: 5079 Comm: syz-executor310 Not tainted 6.9.0-rc5-syzkaller-00185-g3e9bc0472b91 #0 [ 56.139905][ T5079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 56.149948][ T5079] Call Trace: [ 56.153216][ T5079] [ 56.156130][ T5079] dump_stack_lvl+0x241/0x360 [ 56.160803][ T5079] ? __pfx_dump_stack_lvl+0x10/0x10 [ 56.165989][ T5079] ? __pfx__printk+0x10/0x10 [ 56.170568][ T5079] ? vscnprintf+0x5d/0x90 [ 56.174884][ T5079] panic+0x349/0x860 [ 56.178799][ T5079] ? __warn+0x172/0x4e0 [ 56.182951][ T5079] ? __pfx_panic+0x10/0x10 [ 56.187369][ T5079] __warn+0x346/0x4e0 [ 56.191341][ T5079] ? format_decode+0x1193/0x1bb0 [ 56.196283][ T5079] report_bug+0x2b3/0x500 [ 56.200604][ T5079] ? format_decode+0x1193/0x1bb0 [ 56.205527][ T5079] handle_bug+0x3e/0x70 [ 56.209679][ T5079] exc_invalid_op+0x1a/0x50 [ 56.214173][ T5079] asm_exc_invalid_op+0x1a/0x20 [ 56.219006][ T5079] RIP: 0010:format_decode+0x1193/0x1bb0 [ 56.224533][ T5079] Code: 9e 1c f6 c6 05 61 42 1a 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 51 e8 8c e8 6e 1a df f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 56.244123][ T5079] RSP: 0018:ffffc900033cf660 EFLAGS: 00010246 [ 56.250177][ T5079] RAX: 97c8649d88785100 RBX: 0000000000000000 RCX: ffff88802f921e00 [ 56.258148][ T5079] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.266115][ T5079] RBP: ffffc900033cf750 R08: ffffffff81587f12 R09: fffffbfff1c39b4c [ 56.274086][ T5079] R10: dffffc0000000000 R11: fffffbfff1c39b4c R12: 1ffff92000679f31 [ 56.282052][ T5079] R13: ffffc900033cf98c R14: dffffc0000000000 R15: ffff0000ffffff00 [ 56.290019][ T5079] ? __warn_printk+0x292/0x360 [ 56.294786][ T5079] ? __pfx_format_decode+0x10/0x10 [ 56.299887][ T5079] ? bstr_printf+0x721/0x1210 [ 56.304548][ T5079] bstr_printf+0x137/0x1210 [ 56.309036][ T5079] ? __pfx_bstr_printf+0x10/0x10 [ 56.313972][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 56.320290][ T5079] ? bpf_trace_printk+0x115/0x230 [ 56.325300][ T5079] bpf_trace_printk+0x1a1/0x230 [ 56.330134][ T5079] ? ktime_get+0x1b6/0x280 [ 56.334542][ T5079] ? __pfx_bpf_trace_printk+0x10/0x10 [ 56.339894][ T5079] ? ktime_get+0x1b6/0x280 [ 56.344290][ T5079] ? __kasan_krealloc+0xb8/0xe0 [ 56.349118][ T5079] ? bpf_test_run+0x31e/0x900 [ 56.353807][ T5079] ? __x64_sys_bpf+0x7c/0x90 [ 56.358394][ T5079] ? read_tsc+0x9/0x20 [ 56.362467][ T5079] ? ktime_get+0x24c/0x280 [ 56.366879][ T5079] ? bpf_test_run+0x31e/0x900 [ 56.371540][ T5079] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 56.377003][ T5079] bpf_test_run+0x409/0x900 [ 56.381503][ T5079] ? __pfx_bpf_test_run+0x10/0x10 [ 56.386504][ T5079] ? eth_type_trans+0x3d1/0x7a0 [ 56.391344][ T5079] ? __pfx_eth_type_trans+0x10/0x10 [ 56.396527][ T5079] ? convert___skb_to_skb+0x41/0x620 [ 56.401798][ T5079] bpf_prog_test_run_skb+0xafa/0x13a0 [ 56.407166][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 56.412965][ T5079] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 56.418758][ T5079] bpf_prog_test_run+0x33a/0x3b0 [ 56.423682][ T5079] __sys_bpf+0x48d/0x810 [ 56.427909][ T5079] ? __pfx___sys_bpf+0x10/0x10 [ 56.432669][ T5079] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 56.439002][ T5079] ? do_syscall_64+0x102/0x240 [ 56.443765][ T5079] __x64_sys_bpf+0x7c/0x90 [ 56.448172][ T5079] do_syscall_64+0xf5/0x240 [ 56.452665][ T5079] ? clear_bhb_loop+0x35/0x90 [ 56.457330][ T5079] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 56.463209][ T5079] RIP: 0033:0x7f5b3d7994e9 [ 56.467606][ T5079] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 [ 56.487194][ T5079] RSP: 002b:00007ffd73fad398 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 56.495589][ T5079] RAX: ffffffffffffffda RBX: 00007ffd73fad568 RCX: 00007f5b3d7994e9 [ 56.503553][ T5079] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 56.511503][ T5079] RBP: 00007f5b3d80c610 R08: 0000000000000000 R09: 00007ffd73fad568 [ 56.519454][ T5079] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 56.527402][ T5079] R13: 00007ffd73fad558 R14: 0000000000000001 R15: 0000000000000001 [ 56.535368][ T5079] [ 56.538671][ T5079] Kernel Offset: disabled [ 56.543005][ T5079] Rebooting in 86400 seconds..