./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1424463072 <...> Warning: Permanently added '10.128.0.155' (ED25519) to the list of known hosts. execve("./syz-executor1424463072", ["./syz-executor1424463072"], 0x7ffeb95314e0 /* 10 vars */) = 0 brk(NULL) = 0x555558800000 brk(0x555558800d00) = 0x555558800d00 arch_prctl(ARCH_SET_FS, 0x555558800380) = 0 set_tid_address(0x555558800650) = 5826 set_robust_list(0x555558800660, 24) = 0 rseq(0x555558800ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1424463072", 4096) = 28 getrandom("\xf6\x0d\x6c\x3d\x65\x45\x99\x5b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555558800d00 brk(0x555558821d00) = 0x555558821d00 brk(0x555558822000) = 0x555558822000 mprotect(0x7f07e4eb4000, 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 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555558800650) = 5827 ./strace-static-x86_64: Process 5827 attached [pid 5827] set_robust_list(0x555558800660, 24) = 0 [pid 5827] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5827] setpgid(0, 0) = 0 [pid 5827] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5827] write(3, "1000", 4) = 4 [pid 5827] close(3) = 0 executing program [pid 5827] write(1, "executing program\n", 18) = 18 [pid 5827] 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 [ 72.616860][ T5827] ------------[ cut here ]------------ [ 72.622489][ T5827] Please remove unsupported % in format string [ 72.629529][ T5827] WARNING: CPU: 0 PID: 5827 at lib/vsprintf.c:2659 format_decode+0x1193/0x1bb0 [ 72.638535][ T5827] Modules linked in: [ 72.642432][ T5827] CPU: 0 UID: 0 PID: 5827 Comm: syz-executor142 Not tainted 6.12.0-rc5-syzkaller-00063-g0fc810ae3ae1 #0 [ 72.653570][ T5827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 72.663706][ T5827] RIP: 0010:format_decode+0x1193/0x1bb0 [ 72.669290][ T5827] Code: 32 dd f5 c6 05 97 0a 4e 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 e0 ac 34 8d e8 5e 27 9e f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 72.688946][ T5827] RSP: 0018:ffffc90003d775c0 EFLAGS: 00010246 [ 72.695063][ T5827] RAX: 702dc0829d6ca200 RBX: 0000000000000000 RCX: ffff88807bf81e00 [ 72.703048][ T5827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 72.711061][ T5827] RBP: ffffc90003d776b0 R08: ffffffff8155d162 R09: fffffbfff1cf9fd0 [ 72.719079][ T5827] R10: dffffc0000000000 R11: fffffbfff1cf9fd0 R12: 1ffff920007aef1d [ 72.727109][ T5827] R13: ffffc90003d778ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 72.735127][ T5827] FS: 0000555558800380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 72.744103][ T5827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.750722][ T5827] CR2: 00007f07e4eb80d0 CR3: 0000000078802000 CR4: 00000000003526f0 [ 72.758739][ T5827] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.766750][ T5827] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.774774][ T5827] Call Trace: [ 72.778169][ T5827] [ 72.781125][ T5827] ? __warn+0x168/0x4e0 [ 72.785347][ T5827] ? format_decode+0x1193/0x1bb0 [ 72.790354][ T5827] ? report_bug+0x2b3/0x500 [ 72.794899][ T5827] ? format_decode+0x1193/0x1bb0 [ 72.799870][ T5827] ? handle_bug+0x60/0x90 [ 72.804291][ T5827] ? exc_invalid_op+0x1a/0x50 [ 72.808991][ T5827] ? asm_exc_invalid_op+0x1a/0x20 [ 72.814066][ T5827] ? __warn_printk+0x292/0x360 [ 72.818876][ T5827] ? format_decode+0x1193/0x1bb0 [ 72.823880][ T5827] ? __pfx_format_decode+0x10/0x10 [ 72.829132][ T5827] ? bstr_printf+0x721/0x1210 [ 72.833889][ T5827] bstr_printf+0x137/0x1210 [ 72.838438][ T5827] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 72.844829][ T5827] ? __pfx_bstr_printf+0x10/0x10 [ 72.849789][ T5827] ? timekeeping_get_ns+0x5c/0x420 [ 72.854944][ T5827] ? lockdep_hardirqs_on+0x99/0x150 [ 72.860166][ T5827] ? bpf_trace_printk+0x115/0x230 [ 72.865277][ T5827] bpf_trace_printk+0x1a1/0x230 [ 72.870203][ T5827] ? timekeeping_get_ns+0x2b1/0x420 [ 72.875492][ T5827] ? __pfx_bpf_trace_printk+0x10/0x10 [ 72.880913][ T5827] ? timekeeping_get_ns+0x2b1/0x420 [ 72.886218][ T5827] ? bpf_test_run+0x370/0xa90 [ 72.890966][ T5827] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 72.896486][ T5827] bpf_test_run+0x4f0/0xa90 [ 72.901013][ T5827] ? do_syscall_64+0xf3/0x230 [ 72.905747][ T5827] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.911885][ T5827] ? bpf_test_run+0x370/0xa90 [ 72.916613][ T5827] ? __pfx_bpf_test_run+0x10/0x10 [ 72.921676][ T5827] ? eth_type_trans+0x3d1/0x7a0 [ 72.926580][ T5827] ? __pfx_eth_type_trans+0x10/0x10 [ 72.931797][ T5827] ? convert___skb_to_skb+0x41/0x620 [ 72.937143][ T5827] bpf_prog_test_run_skb+0xc97/0x1820 [ 72.942544][ T5827] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 72.948404][ T5827] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 72.954261][ T5827] bpf_prog_test_run+0x2e4/0x360 [ 72.959226][ T5827] __sys_bpf+0x48d/0x810 [ 72.963507][ T5827] ? __pfx___sys_bpf+0x10/0x10 [ 72.968297][ T5827] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 72.974680][ T5827] ? exc_page_fault+0x590/0x8c0 [ 72.979576][ T5827] __x64_sys_bpf+0x7c/0x90 [ 72.984040][ T5827] do_syscall_64+0xf3/0x230 [ 72.988565][ T5827] ? clear_bhb_loop+0x35/0x90 [ 72.993302][ T5827] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.999381][ T5827] RIP: 0033:0x7f07e4e41bf9 [ 73.003853][ T5827] 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 [ 73.023499][ T5827] RSP: 002b:00007fff5e477f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 73.031911][ T5827] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07e4e41bf9 [ 73.039975][ T5827] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 73.048000][ T5827] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 73.056018][ T5827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.064054][ T5827] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 73.072053][ T5827] [ 73.075135][ T5827] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.082424][ T5827] CPU: 0 UID: 0 PID: 5827 Comm: syz-executor142 Not tainted 6.12.0-rc5-syzkaller-00063-g0fc810ae3ae1 #0 [ 73.093536][ T5827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 73.103600][ T5827] Call Trace: [ 73.106872][ T5827] [ 73.109796][ T5827] dump_stack_lvl+0x241/0x360 [ 73.114476][ T5827] ? __pfx_dump_stack_lvl+0x10/0x10 [ 73.119670][ T5827] ? __pfx__printk+0x10/0x10 [ 73.124262][ T5827] ? vscnprintf+0x5d/0x90 [ 73.128596][ T5827] panic+0x349/0x880 [ 73.132500][ T5827] ? __warn+0x177/0x4e0 [ 73.136676][ T5827] ? __pfx_panic+0x10/0x10 [ 73.141130][ T5827] __warn+0x34b/0x4e0 [ 73.145151][ T5827] ? format_decode+0x1193/0x1bb0 [ 73.150113][ T5827] report_bug+0x2b3/0x500 [ 73.154447][ T5827] ? format_decode+0x1193/0x1bb0 [ 73.159425][ T5827] handle_bug+0x60/0x90 [ 73.163594][ T5827] exc_invalid_op+0x1a/0x50 [ 73.168103][ T5827] asm_exc_invalid_op+0x1a/0x20 [ 73.172979][ T5827] RIP: 0010:format_decode+0x1193/0x1bb0 [ 73.178521][ T5827] Code: 32 dd f5 c6 05 97 0a 4e 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 e0 ac 34 8d e8 5e 27 9e f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 73.198139][ T5827] RSP: 0018:ffffc90003d775c0 EFLAGS: 00010246 [ 73.204202][ T5827] RAX: 702dc0829d6ca200 RBX: 0000000000000000 RCX: ffff88807bf81e00 [ 73.212172][ T5827] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 73.220143][ T5827] RBP: ffffc90003d776b0 R08: ffffffff8155d162 R09: fffffbfff1cf9fd0 [ 73.228128][ T5827] R10: dffffc0000000000 R11: fffffbfff1cf9fd0 R12: 1ffff920007aef1d [ 73.236096][ T5827] R13: ffffc90003d778ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 73.244076][ T5827] ? __warn_printk+0x292/0x360 [ 73.248854][ T5827] ? __pfx_format_decode+0x10/0x10 [ 73.253971][ T5827] ? bstr_printf+0x721/0x1210 [ 73.258653][ T5827] bstr_printf+0x137/0x1210 [ 73.263161][ T5827] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 73.269499][ T5827] ? __pfx_bstr_printf+0x10/0x10 [ 73.274456][ T5827] ? timekeeping_get_ns+0x5c/0x420 [ 73.279683][ T5827] ? lockdep_hardirqs_on+0x99/0x150 [ 73.284880][ T5827] ? bpf_trace_printk+0x115/0x230 [ 73.289911][ T5827] bpf_trace_printk+0x1a1/0x230 [ 73.294769][ T5827] ? timekeeping_get_ns+0x2b1/0x420 [ 73.299972][ T5827] ? __pfx_bpf_trace_printk+0x10/0x10 [ 73.305354][ T5827] ? timekeeping_get_ns+0x2b1/0x420 [ 73.310550][ T5827] ? bpf_test_run+0x370/0xa90 [ 73.315243][ T5827] bpf_prog_12183cdb1cd51dab+0x37/0x3b [ 73.320720][ T5827] bpf_test_run+0x4f0/0xa90 [ 73.325216][ T5827] ? do_syscall_64+0xf3/0x230 [ 73.329925][ T5827] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.336007][ T5827] ? bpf_test_run+0x370/0xa90 [ 73.340715][ T5827] ? __pfx_bpf_test_run+0x10/0x10 [ 73.345746][ T5827] ? eth_type_trans+0x3d1/0x7a0 [ 73.350616][ T5827] ? __pfx_eth_type_trans+0x10/0x10 [ 73.355825][ T5827] ? convert___skb_to_skb+0x41/0x620 [ 73.361111][ T5827] bpf_prog_test_run_skb+0xc97/0x1820 [ 73.366485][ T5827] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 73.372286][ T5827] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 73.378082][ T5827] bpf_prog_test_run+0x2e4/0x360 [ 73.383016][ T5827] __sys_bpf+0x48d/0x810 [ 73.387271][ T5827] ? __pfx___sys_bpf+0x10/0x10 [ 73.392042][ T5827] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 73.398369][ T5827] ? exc_page_fault+0x590/0x8c0 [ 73.403235][ T5827] __x64_sys_bpf+0x7c/0x90 [ 73.407676][ T5827] do_syscall_64+0xf3/0x230 [ 73.412184][ T5827] ? clear_bhb_loop+0x35/0x90 [ 73.416855][ T5827] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 73.422739][ T5827] RIP: 0033:0x7f07e4e41bf9 [ 73.427145][ T5827] 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 [ 73.446741][ T5827] RSP: 002b:00007fff5e477f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 73.455152][ T5827] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f07e4e41bf9 [ 73.463119][ T5827] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 73.471085][ T5827] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 73.479050][ T5827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.487017][ T5827] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 73.494997][ T5827] [ 73.498416][ T5827] Kernel Offset: disabled [ 73.502758][ T5827] Rebooting in 86400 seconds..