./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2696182919 <...> Warning: Permanently added '10.128.1.82' (ED25519) to the list of known hosts. execve("./syz-executor2696182919", ["./syz-executor2696182919"], 0x7ffe6b716c80 /* 10 vars */) = 0 brk(NULL) = 0x55555c7f9000 brk(0x55555c7f9d00) = 0x55555c7f9d00 arch_prctl(ARCH_SET_FS, 0x55555c7f9380) = 0 set_tid_address(0x55555c7f9650) = 5236 set_robust_list(0x55555c7f9660, 24) = 0 rseq(0x55555c7f9ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2696182919", 4096) = 28 getrandom("\x55\x82\x11\x8f\x7a\x46\xa3\xd0", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555c7f9d00 brk(0x55555c81ad00) = 0x55555c81ad00 brk(0x55555c81b000) = 0x55555c81b000 mprotect(0x7f0b990d5000, 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./strace-static-x86_64: Process 5237 attached [pid 5237] set_robust_list(0x55555c7f9660, 24 [pid 5236] <... clone resumed>, child_tidptr=0x55555c7f9650) = 5237 [pid 5237] <... set_robust_list resumed>) = 0 [pid 5237] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5237] setpgid(0, 0) = 0 [pid 5237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5237] write(3, "1000", 4) = 4 [pid 5237] close(3) = 0 [pid 5237] write(1, "executing program\n", 18executing program ) = 18 [pid 5237] 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 [ 82.714283][ T5237] ------------[ cut here ]------------ [ 82.719965][ T5237] Please remove unsupported % in format string [ 82.727769][ T5237] WARNING: CPU: 0 PID: 5237 at lib/vsprintf.c:2680 format_decode+0x1193/0x1bb0 [ 82.736832][ T5237] Modules linked in: [ 82.740785][ T5237] CPU: 0 UID: 0 PID: 5237 Comm: syz-executor269 Not tainted 6.11.0-rc6-syzkaller-00183-gb831f83e40a2 #0 [ 82.752236][ T5237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 82.762435][ T5237] RIP: 0010:format_decode+0x1193/0x1bb0 [ 82.768076][ T5237] Code: a6 e0 f5 c6 05 8f 6d 4f 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 60 6c 34 8d e8 5e ca a2 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 82.787764][ T5237] RSP: 0018:ffffc900034cf5c0 EFLAGS: 00010246 [ 82.793841][ T5237] RAX: 0ea8fcd92564aa00 RBX: 0000000000000000 RCX: ffff88802cd70000 [ 82.801901][ T5237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.809987][ T5237] RBP: ffffc900034cf6b0 R08: ffffffff8155b372 R09: fffffbfff1cfa0e0 [ 82.818031][ T5237] R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: 1ffff92000699f1d [ 82.826036][ T5237] R13: ffffc900034cf8ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 82.834082][ T5237] FS: 000055555c7f9380(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000 [ 82.843196][ T5237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.849853][ T5237] CR2: 00007f0b990d90d0 CR3: 0000000079acc000 CR4: 00000000003506f0 [ 82.857998][ T5237] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 82.865987][ T5237] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 82.874078][ T5237] Call Trace: [ 82.877540][ T5237] [ 82.880509][ T5237] ? __warn+0x163/0x4e0 [ 82.884749][ T5237] ? format_decode+0x1193/0x1bb0 [ 82.889974][ T5237] ? report_bug+0x2b3/0x500 [ 82.894551][ T5237] ? format_decode+0x1193/0x1bb0 [ 82.899587][ T5237] ? handle_bug+0x3e/0x70 [ 82.903985][ T5237] ? exc_invalid_op+0x1a/0x50 [ 82.908738][ T5237] ? asm_exc_invalid_op+0x1a/0x20 [ 82.913990][ T5237] ? __warn_printk+0x292/0x360 [ 82.918831][ T5237] ? format_decode+0x1193/0x1bb0 [ 82.924172][ T5237] ? __pfx_format_decode+0x10/0x10 [ 82.929413][ T5237] ? bstr_printf+0x721/0x1210 [ 82.934154][ T5237] bstr_printf+0x137/0x1210 [ 82.938760][ T5237] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 82.945148][ T5237] ? __pfx_bstr_printf+0x10/0x10 [ 82.950205][ T5237] ? timekeeping_get_ns+0x5c/0x420 [ 82.955456][ T5237] ? lockdep_hardirqs_on+0x99/0x150 [ 82.960762][ T5237] ? bpf_trace_printk+0x115/0x230 [ 82.965863][ T5237] bpf_trace_printk+0x1a1/0x230 [ 82.970825][ T5237] ? timekeeping_get_ns+0x2b1/0x420 [ 82.976339][ T5237] ? __pfx_bpf_trace_printk+0x10/0x10 [ 82.981803][ T5237] ? timekeeping_get_ns+0x2b1/0x420 [ 82.987127][ T5237] ? bpf_test_run+0x370/0xa90 [ 82.991895][ T5237] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 82.997433][ T5237] bpf_test_run+0x4f0/0xa90 [ 83.001983][ T5237] ? do_syscall_64+0xf3/0x230 [ 83.006736][ T5237] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.012871][ T5237] ? bpf_test_run+0x370/0xa90 [ 83.017693][ T5237] ? __pfx_bpf_test_run+0x10/0x10 [ 83.022770][ T5237] ? eth_type_trans+0x3d1/0x7a0 [ 83.027717][ T5237] ? __pfx_eth_type_trans+0x10/0x10 [ 83.032986][ T5237] ? convert___skb_to_skb+0x41/0x620 [ 83.038362][ T5237] bpf_prog_test_run_skb+0xc97/0x1820 [ 83.043823][ T5237] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 83.049754][ T5237] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 83.056167][ T5237] bpf_prog_test_run+0x33a/0x3b0 [ 83.061232][ T5237] __sys_bpf+0x48d/0x810 [ 83.065535][ T5237] ? __pfx___sys_bpf+0x10/0x10 [ 83.070401][ T5237] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.076813][ T5237] ? exc_page_fault+0x590/0x8c0 [ 83.081734][ T5237] __x64_sys_bpf+0x7c/0x90 [ 83.086205][ T5237] do_syscall_64+0xf3/0x230 [ 83.090846][ T5237] ? clear_bhb_loop+0x35/0x90 [ 83.095584][ T5237] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.101746][ T5237] RIP: 0033:0x7f0b99062bf9 [ 83.106221][ T5237] 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 [ 83.126036][ T5237] RSP: 002b:00007ffc0e27a3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 83.134552][ T5237] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b99062bf9 [ 83.142829][ T5237] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 83.150979][ T5237] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 83.159066][ T5237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 83.167107][ T5237] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 83.175128][ T5237] [ 83.178264][ T5237] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 83.185571][ T5237] CPU: 0 UID: 0 PID: 5237 Comm: syz-executor269 Not tainted 6.11.0-rc6-syzkaller-00183-gb831f83e40a2 #0 [ 83.196747][ T5237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 83.206886][ T5237] Call Trace: [ 83.210194][ T5237] [ 83.213147][ T5237] dump_stack_lvl+0x241/0x360 [ 83.217877][ T5237] ? __pfx_dump_stack_lvl+0x10/0x10 [ 83.223299][ T5237] ? __pfx__printk+0x10/0x10 [ 83.227936][ T5237] ? vscnprintf+0x5d/0x90 [ 83.232329][ T5237] panic+0x349/0x860 [ 83.236253][ T5237] ? __warn+0x172/0x4e0 [ 83.240466][ T5237] ? __pfx_panic+0x10/0x10 [ 83.245003][ T5237] __warn+0x346/0x4e0 [ 83.249002][ T5237] ? format_decode+0x1193/0x1bb0 [ 83.253962][ T5237] report_bug+0x2b3/0x500 [ 83.258337][ T5237] ? format_decode+0x1193/0x1bb0 [ 83.263300][ T5237] handle_bug+0x3e/0x70 [ 83.267474][ T5237] exc_invalid_op+0x1a/0x50 [ 83.271990][ T5237] asm_exc_invalid_op+0x1a/0x20 [ 83.276859][ T5237] RIP: 0010:format_decode+0x1193/0x1bb0 [ 83.282421][ T5237] Code: a6 e0 f5 c6 05 8f 6d 4f 04 01 90 43 0f b6 04 34 84 c0 0f 85 14 0a 00 00 41 0f b6 75 00 48 c7 c7 60 6c 34 8d e8 5e ca a2 f5 90 <0f> 0b 90 90 e9 0e fd ff ff 48 8b 4c 24 10 80 e1 07 38 c1 0f 8c 14 [ 83.302235][ T5237] RSP: 0018:ffffc900034cf5c0 EFLAGS: 00010246 [ 83.308420][ T5237] RAX: 0ea8fcd92564aa00 RBX: 0000000000000000 RCX: ffff88802cd70000 [ 83.316439][ T5237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 83.324477][ T5237] RBP: ffffc900034cf6b0 R08: ffffffff8155b372 R09: fffffbfff1cfa0e0 [ 83.332471][ T5237] R10: dffffc0000000000 R11: fffffbfff1cfa0e0 R12: 1ffff92000699f1d [ 83.340478][ T5237] R13: ffffc900034cf8ec R14: dffffc0000000000 R15: ffff0000ffffff00 [ 83.348487][ T5237] ? __warn_printk+0x292/0x360 [ 83.353287][ T5237] ? __pfx_format_decode+0x10/0x10 [ 83.358416][ T5237] ? bstr_printf+0x721/0x1210 [ 83.363120][ T5237] bstr_printf+0x137/0x1210 [ 83.367701][ T5237] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.374083][ T5237] ? __pfx_bstr_printf+0x10/0x10 [ 83.379040][ T5237] ? timekeeping_get_ns+0x5c/0x420 [ 83.384169][ T5237] ? lockdep_hardirqs_on+0x99/0x150 [ 83.389401][ T5237] ? bpf_trace_printk+0x115/0x230 [ 83.394537][ T5237] bpf_trace_printk+0x1a1/0x230 [ 83.399413][ T5237] ? timekeeping_get_ns+0x2b1/0x420 [ 83.404706][ T5237] ? __pfx_bpf_trace_printk+0x10/0x10 [ 83.410221][ T5237] ? timekeeping_get_ns+0x2b1/0x420 [ 83.415458][ T5237] ? bpf_test_run+0x370/0xa90 [ 83.420165][ T5237] bpf_prog_12183cdb1cd51dab+0x36/0x3a [ 83.425665][ T5237] bpf_test_run+0x4f0/0xa90 [ 83.430358][ T5237] ? do_syscall_64+0xf3/0x230 [ 83.435046][ T5237] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.441134][ T5237] ? bpf_test_run+0x370/0xa90 [ 83.446138][ T5237] ? __pfx_bpf_test_run+0x10/0x10 [ 83.451267][ T5237] ? eth_type_trans+0x3d1/0x7a0 [ 83.456148][ T5237] ? __pfx_eth_type_trans+0x10/0x10 [ 83.461364][ T5237] ? convert___skb_to_skb+0x41/0x620 [ 83.466701][ T5237] bpf_prog_test_run_skb+0xc97/0x1820 [ 83.472114][ T5237] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 83.477946][ T5237] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 83.483804][ T5237] bpf_prog_test_run+0x33a/0x3b0 [ 83.489060][ T5237] __sys_bpf+0x48d/0x810 [ 83.493334][ T5237] ? __pfx___sys_bpf+0x10/0x10 [ 83.498130][ T5237] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 83.504529][ T5237] ? exc_page_fault+0x590/0x8c0 [ 83.509424][ T5237] __x64_sys_bpf+0x7c/0x90 [ 83.513864][ T5237] do_syscall_64+0xf3/0x230 [ 83.518381][ T5237] ? clear_bhb_loop+0x35/0x90 [ 83.523076][ T5237] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 83.528983][ T5237] RIP: 0033:0x7f0b99062bf9 [ 83.533411][ T5237] 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 [ 83.553030][ T5237] RSP: 002b:00007ffc0e27a3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 83.561465][ T5237] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b99062bf9 [ 83.569629][ T5237] RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a [ 83.577668][ T5237] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 83.585669][ T5237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 83.593742][ T5237] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 83.601745][ T5237] [ 83.605100][ T5237] Kernel Offset: disabled [ 83.609459][ T5237] Rebooting in 86400 seconds..