./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1135731874 <...> Warning: Permanently added '10.128.0.190' (ED25519) to the list of known hosts. execve("./syz-executor1135731874", ["./syz-executor1135731874"], 0x7ffe47fecbf0 /* 10 vars */) = 0 brk(NULL) = 0x555579666000 brk(0x555579666d00) = 0x555579666d00 arch_prctl(ARCH_SET_FS, 0x555579666380) = 0 set_tid_address(0x555579666650) = 5822 set_robust_list(0x555579666660, 24) = 0 rseq(0x555579666ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1135731874", 4096) = 28 getrandom("\x55\x95\xc5\x86\xa5\x41\x07\x1c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555579666d00 brk(0x555579687d00) = 0x555579687d00 brk(0x555579688000) = 0x555579688000 mprotect(0x7f195cba5000, 16384, PROT_READ) = 0 mmap(0x3ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3ffffffff000 mmap(0x400000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400000000000 mmap(0x400001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x400001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5823 attached [pid 5823] set_robust_list(0x555579666660, 24 [pid 5822] <... clone resumed>, child_tidptr=0x555579666650) = 5823 [pid 5823] <... set_robust_list resumed>) = 0 [pid 5823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5823] setpgid(0, 0) = 0 [pid 5823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5823] write(3, "1000", 4) = 4 [pid 5823] close(3) = 0 executing program [pid 5823] write(1, "executing program\n", 18) = 18 [pid 5823] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SOCKET_FILTER, insn_cnt=8, insns=0x400000001000, 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 [ 61.757386][ T5823] ------------[ cut here ]------------ [ 61.763049][ T5823] Please remove unsupported % in format string [ 61.769831][ T5823] WARNING: CPU: 0 PID: 5823 at lib/vsprintf.c:2693 format_decode+0x8a2/0xca0 [ 61.778734][ T5823] Modules linked in: [ 61.782672][ T5823] CPU: 0 UID: 0 PID: 5823 Comm: syz-executor113 Not tainted 6.14.0-rc3-syzkaller-00166-g334426094588 #0 [ 61.793851][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 61.803953][ T5823] RIP: 0010:format_decode+0x8a2/0xca0 [ 61.809320][ T5823] Code: 80 29 04 01 90 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 f0 03 00 00 41 0f b6 37 48 c7 c7 80 3f 54 8d e8 bf 0b 85 f5 90 <0f> 0b 90 90 e9 a1 fc ff ff e8 30 4b c5 f5 4d 89 ee 4c 8b 6c 24 08 [ 61.828971][ T5823] RSP: 0018:ffffc90003817640 EFLAGS: 00010246 [ 61.835094][ T5823] RAX: 7fbb769e9bc2d400 RBX: ffffffff8d543a81 RCX: ffff888068dabc00 [ 61.843112][ T5823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 61.851084][ T5823] RBP: ffffffff8d543a80 R08: ffffffff81817d42 R09: 1ffff92000702e64 [ 61.859089][ T5823] R10: dffffc0000000000 R11: fffff52000702e65 R12: dffffc0000000000 [ 61.867088][ T5823] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900038178ec [ 61.875086][ T5823] FS: 0000555579666380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 61.884061][ T5823] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.890634][ T5823] CR2: 00007f195cba90d0 CR3: 0000000077e92000 CR4: 00000000003526f0 [ 61.898637][ T5823] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.906630][ T5823] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.914631][ T5823] Call Trace: [ 61.917914][ T5823] [ 61.920832][ T5823] ? __warn+0x165/0x4d0 [ 61.925029][ T5823] ? format_decode+0x8a2/0xca0 [ 61.929802][ T5823] ? report_bug+0x2b3/0x500 [ 61.934348][ T5823] ? format_decode+0x8a2/0xca0 [ 61.939121][ T5823] ? handle_bug+0x60/0x90 [ 61.943482][ T5823] ? exc_invalid_op+0x1a/0x50 [ 61.948171][ T5823] ? asm_exc_invalid_op+0x1a/0x20 [ 61.953240][ T5823] ? __warn_printk+0x292/0x360 [ 61.958020][ T5823] ? format_decode+0x8a2/0xca0 [ 61.962775][ T5823] bstr_printf+0x165/0xee0 [ 61.967234][ T5823] ? __pfx_bpf_bprintf_prepare+0x10/0x10 [ 61.972877][ T5823] ? __pfx_bstr_printf+0x10/0x10 [ 61.977858][ T5823] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 61.984238][ T5823] ? bpf_trace_printk+0x115/0x230 [ 61.989260][ T5823] bpf_trace_printk+0x1a1/0x230 [ 61.994158][ T5823] ? ktime_get+0x102/0x200 [ 61.998602][ T5823] ? __pfx_bpf_trace_printk+0x10/0x10 [ 62.004023][ T5823] ? ktime_get+0x102/0x200 [ 62.008453][ T5823] ? bpf_test_run+0x370/0xa90 [ 62.013182][ T5823] ? read_tsc+0x9/0x20 [ 62.017259][ T5823] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 62.022713][ T5823] bpf_test_run+0x4f0/0xa90 [ 62.027254][ T5823] ? bpf_test_run+0x370/0xa90 [ 62.031948][ T5823] ? __pfx_bpf_test_run+0x10/0x10 [ 62.037028][ T5823] ? __pfx_eth_type_trans+0x10/0x10 [ 62.042237][ T5823] ? convert___skb_to_skb+0x41/0x630 [ 62.047645][ T5823] bpf_prog_test_run_skb+0xcaa/0x1830 [ 62.053161][ T5823] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 62.058957][ T5823] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 62.064826][ T5823] bpf_prog_test_run+0x2e4/0x360 [ 62.069775][ T5823] __sys_bpf+0x487/0x820 [ 62.074058][ T5823] ? __pfx___sys_bpf+0x10/0x10 [ 62.078839][ T5823] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.085203][ T5823] ? exc_page_fault+0x590/0x8b0 [ 62.090061][ T5823] __x64_sys_bpf+0x7c/0x90 [ 62.094527][ T5823] do_syscall_64+0xf3/0x230 [ 62.099054][ T5823] ? clear_bhb_loop+0x35/0x90 [ 62.103776][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.109691][ T5823] RIP: 0033:0x7f195cb32bb9 [ 62.114138][ T5823] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 [ 62.133779][ T5823] RSP: 002b:00007ffee76e1158 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 62.142187][ T5823] RAX: ffffffffffffffda RBX: 64006ad576d86aa0 RCX: 00007f195cb32bb9 [ 62.150188][ T5823] RDX: 0000000000000028 RSI: 0000400000000080 RDI: 000000000000000a [ 62.158193][ T5823] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 62.166188][ T5823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.174205][ T5823] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 62.182165][ T5823] [ 62.185229][ T5823] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 62.192512][ T5823] CPU: 0 UID: 0 PID: 5823 Comm: syz-executor113 Not tainted 6.14.0-rc3-syzkaller-00166-g334426094588 #0 [ 62.203598][ T5823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 62.213638][ T5823] Call Trace: [ 62.216898][ T5823] [ 62.219809][ T5823] dump_stack_lvl+0x241/0x360 [ 62.224478][ T5823] ? __pfx_dump_stack_lvl+0x10/0x10 [ 62.229654][ T5823] ? __pfx__printk+0x10/0x10 [ 62.234226][ T5823] ? _printk+0xd5/0x120 [ 62.238366][ T5823] ? __init_begin+0x41000/0x41000 [ 62.243375][ T5823] ? vscnprintf+0x5d/0x90 [ 62.247690][ T5823] panic+0x349/0x880 [ 62.251575][ T5823] ? __warn+0x174/0x4d0 [ 62.255719][ T5823] ? __pfx_panic+0x10/0x10 [ 62.260128][ T5823] __warn+0x344/0x4d0 [ 62.264113][ T5823] ? format_decode+0x8a2/0xca0 [ 62.268862][ T5823] report_bug+0x2b3/0x500 [ 62.273174][ T5823] ? format_decode+0x8a2/0xca0 [ 62.277923][ T5823] handle_bug+0x60/0x90 [ 62.282061][ T5823] exc_invalid_op+0x1a/0x50 [ 62.286569][ T5823] asm_exc_invalid_op+0x1a/0x20 [ 62.291405][ T5823] RIP: 0010:format_decode+0x8a2/0xca0 [ 62.296758][ T5823] Code: 80 29 04 01 90 4c 89 f8 48 c1 e8 03 42 0f b6 04 20 84 c0 0f 85 f0 03 00 00 41 0f b6 37 48 c7 c7 80 3f 54 8d e8 bf 0b 85 f5 90 <0f> 0b 90 90 e9 a1 fc ff ff e8 30 4b c5 f5 4d 89 ee 4c 8b 6c 24 08 [ 62.316368][ T5823] RSP: 0018:ffffc90003817640 EFLAGS: 00010246 [ 62.322417][ T5823] RAX: 7fbb769e9bc2d400 RBX: ffffffff8d543a81 RCX: ffff888068dabc00 [ 62.330371][ T5823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 62.338325][ T5823] RBP: ffffffff8d543a80 R08: ffffffff81817d42 R09: 1ffff92000702e64 [ 62.346281][ T5823] R10: dffffc0000000000 R11: fffff52000702e65 R12: dffffc0000000000 [ 62.354233][ T5823] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900038178ec [ 62.362211][ T5823] ? __warn_printk+0x292/0x360 [ 62.366974][ T5823] bstr_printf+0x165/0xee0 [ 62.371374][ T5823] ? __pfx_bpf_bprintf_prepare+0x10/0x10 [ 62.376990][ T5823] ? __pfx_bstr_printf+0x10/0x10 [ 62.381908][ T5823] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.388221][ T5823] ? bpf_trace_printk+0x115/0x230 [ 62.393246][ T5823] bpf_trace_printk+0x1a1/0x230 [ 62.398095][ T5823] ? ktime_get+0x102/0x200 [ 62.402494][ T5823] ? __pfx_bpf_trace_printk+0x10/0x10 [ 62.407866][ T5823] ? ktime_get+0x102/0x200 [ 62.412263][ T5823] ? bpf_test_run+0x370/0xa90 [ 62.416929][ T5823] ? read_tsc+0x9/0x20 [ 62.420985][ T5823] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 62.426423][ T5823] bpf_test_run+0x4f0/0xa90 [ 62.430924][ T5823] ? bpf_test_run+0x370/0xa90 [ 62.435594][ T5823] ? __pfx_bpf_test_run+0x10/0x10 [ 62.440615][ T5823] ? __pfx_eth_type_trans+0x10/0x10 [ 62.445800][ T5823] ? convert___skb_to_skb+0x41/0x630 [ 62.451085][ T5823] bpf_prog_test_run_skb+0xcaa/0x1830 [ 62.456453][ T5823] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 62.462244][ T5823] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 62.468043][ T5823] bpf_prog_test_run+0x2e4/0x360 [ 62.472984][ T5823] __sys_bpf+0x487/0x820 [ 62.477211][ T5823] ? __pfx___sys_bpf+0x10/0x10 [ 62.481964][ T5823] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 62.488273][ T5823] ? exc_page_fault+0x590/0x8b0 [ 62.493118][ T5823] __x64_sys_bpf+0x7c/0x90 [ 62.497535][ T5823] do_syscall_64+0xf3/0x230 [ 62.502034][ T5823] ? clear_bhb_loop+0x35/0x90 [ 62.506703][ T5823] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 62.512581][ T5823] RIP: 0033:0x7f195cb32bb9 [ 62.516976][ T5823] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 [ 62.536564][ T5823] RSP: 002b:00007ffee76e1158 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 62.544963][ T5823] RAX: ffffffffffffffda RBX: 64006ad576d86aa0 RCX: 00007f195cb32bb9 [ 62.552932][ T5823] RDX: 0000000000000028 RSI: 0000400000000080 RDI: 000000000000000a [ 62.560919][ T5823] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 62.568878][ T5823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.576840][ T5823] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 62.584806][ T5823] [ 62.588066][ T5823] Kernel Offset: disabled [ 62.592400][ T5823] Rebooting in 86400 seconds..